Make meta_* logging utilities not require line break

Unlike g_* logging utilities, the meta_* counterparts behave like odd
printf() functions. Lets change that so they fit better into how logging
is done everywhere else.

https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/1466

50 files changed, 596 insertions, 579 deletions

diff --git a/src/backends/meta-idle-monitor-dbus.c b/src/backends/meta-idle-monitor-dbus.c
index 3fa0018bd..7c9065b6c 100644
--- a/src/backends/meta-idle-monitor-dbus.c
+++ b/src/backends/meta-idle-monitor-dbus.c
@@ -235,7 +235,7 @@ on_name_acquired (GDBusConnection *connection,
                   const char      *name,
                   gpointer         user_data)
 {
-  meta_verbose ("Acquired name %s\n", name);
+  meta_verbose ("Acquired name %s", name);
 }
 
 static void
@@ -243,7 +243,7 @@ on_name_lost (GDBusConnection *connection,
               const char      *name,
               gpointer         user_data)
 {
-  meta_verbose ("Lost or failed to acquire name %s\n", name);
+  meta_verbose ("Lost or failed to acquire name %s", name);
 }
 
 void
diff --git a/src/backends/meta-monitor-manager-dummy.c b/src/backends/meta-monitor-manager-dummy.c
index 2516d51ae..d817d0dc1 100644
--- a/src/backends/meta-monitor-manager-dummy.c
+++ b/src/backends/meta-monitor-manager-dummy.c
@@ -445,7 +445,7 @@ meta_monitor_manager_dummy_read_current (MetaMonitorManager *manager)
       scales_str_list = g_strsplit (monitor_scales_str, ",", -1);
       if (g_strv_length (scales_str_list) != num_monitors)
         meta_warning ("Number of specified monitor scales differ from number "
-                      "of monitors (defaults to 1).\n");
+                      "of monitors (defaults to 1).");
       for (i = 0; i < num_monitors && scales_str_list[i]; i++)
         {
           float scale = g_ascii_strtod (scales_str_list[i], NULL);
diff --git a/src/backends/meta-monitor-manager.c b/src/backends/meta-monitor-manager.c
index 1beb658bd..1c6d37c30 100644
--- a/src/backends/meta-monitor-manager.c
+++ b/src/backends/meta-monitor-manager.c
@@ -2399,7 +2399,7 @@ on_name_acquired (GDBusConnection *connection,
                   const char      *name,
                   gpointer         user_data)
 {
-  meta_topic (META_DEBUG_DBUS, "Acquired name %s\n", name);
+  meta_topic (META_DEBUG_DBUS, "Acquired name %s", name);
 }
 
 static void
@@ -2407,7 +2407,7 @@ on_name_lost (GDBusConnection *connection,
               const char      *name,
               gpointer         user_data)
 {
-  meta_topic (META_DEBUG_DBUS, "Lost or failed to acquire name %s\n", name);
+  meta_topic (META_DEBUG_DBUS, "Lost or failed to acquire name %s", name);
 }
 
 static void
diff --git a/src/backends/native/meta-cursor-renderer-native.c b/src/backends/native/meta-cursor-renderer-native.c
index 02bb2aaf0..3c6688df4 100644
--- a/src/backends/native/meta-cursor-renderer-native.c
+++ b/src/backends/native/meta-cursor-renderer-native.c
@@ -1196,7 +1196,7 @@ load_cursor_sprite_gbm_buffer_for_gpu (MetaCursorRendererNative *native,
 
   if (width > cursor_width || height > cursor_height)
     {
-      meta_warning ("Invalid theme cursor size (must be at most %ux%u)\n",
+      meta_warning ("Invalid theme cursor size (must be at most %ux%u)",
                     (unsigned int)cursor_width, (unsigned int)cursor_height);
       return;
     }
@@ -1213,7 +1213,7 @@ load_cursor_sprite_gbm_buffer_for_gpu (MetaCursorRendererNative *native,
                           gbm_format, GBM_BO_USE_CURSOR | GBM_BO_USE_WRITE);
       if (!bo)
         {
-          meta_warning ("Failed to allocate HW cursor buffer\n");
+          meta_warning ("Failed to allocate HW cursor buffer");
           return;
         }
 
@@ -1232,7 +1232,7 @@ load_cursor_sprite_gbm_buffer_for_gpu (MetaCursorRendererNative *native,
     }
   else
     {
-      meta_warning ("HW cursor for format %d not supported\n", gbm_format);
+      meta_warning ("HW cursor for format %d not supported", gbm_format);
     }
 }
 
@@ -1521,7 +1521,7 @@ realize_cursor_sprite_from_wl_buffer_for_gpu (MetaCursorRenderer      *renderer,
 
       if (width != cursor_width || height != cursor_height)
         {
-          meta_warning ("Invalid cursor size (must be 64x64), falling back to software (GL) cursors\n");
+          meta_warning ("Invalid cursor size (must be 64x64), falling back to software (GL) cursors");
           return;
         }
 
@@ -1532,7 +1532,7 @@ realize_cursor_sprite_from_wl_buffer_for_gpu (MetaCursorRenderer      *renderer,
                           GBM_BO_USE_CURSOR);
       if (!bo)
         {
-          meta_warning ("Importing HW cursor from wl_buffer failed\n");
+          meta_warning ("Importing HW cursor from wl_buffer failed");
           return;
         }
 
diff --git a/src/backends/native/meta-seat-native.c b/src/backends/native/meta-seat-native.c
index 8310cb078..c53082608 100644
--- a/src/backends/native/meta-seat-native.c
+++ b/src/backends/native/meta-seat-native.c
@@ -277,7 +277,7 @@ update_button_count (MetaSeatNative *seat,
       if (seat->button_count[button] == 0)
         {
           meta_topic (META_DEBUG_INPUT,
-                      "Counting release of key 0x%x and count is already 0\n",
+                      "Counting release of key 0x%x and count is already 0",
                       button);
           return 0;
         }
@@ -306,7 +306,7 @@ meta_seat_native_notify_key (MetaSeatNative     *seat,
           (!state && count != 0))
         {
           meta_topic (META_DEBUG_INPUT,
-                      "Dropping repeated %s of key 0x%x, count %d, state %d\n",
+                      "Dropping repeated %s of key 0x%x, count %d, state %d",
                       state ? "press" : "release", key, count, state);
           return;
         }
@@ -530,7 +530,7 @@ meta_seat_native_notify_button (MetaSeatNative     *seat,
       (!state && button_count != 0))
     {
       meta_topic (META_DEBUG_INPUT,
-                  "Dropping repeated %s of button 0x%x, count %d\n",
+                  "Dropping repeated %s of button 0x%x, count %d",
                   state ? "press" : "release", button, button_count);
       return;
     }
@@ -1823,7 +1823,7 @@ process_device_event (MetaSeatNative        *seat,
           {
             meta_topic (META_DEBUG_INPUT,
                         "Dropping key-%s of key 0x%x because seat-wide "
-                        "key count is %d\n",
+                        "key count is %d",
                         key_state == LIBINPUT_KEY_STATE_PRESSED ? "press" : "release",
                         key, seat_key_count);
             break;
@@ -1917,7 +1917,7 @@ process_device_event (MetaSeatNative        *seat,
           {
             meta_topic (META_DEBUG_INPUT,
                         "Dropping button-%s of button 0x%x because seat-wide "
-                        "button count is %d\n",
+                        "button count is %d",
                         button_state == LIBINPUT_BUTTON_STATE_PRESSED ? "press" : "release",
                         button, seat_button_count);
             break;
diff --git a/src/backends/native/meta-virtual-input-device-native.c b/src/backends/native/meta-virtual-input-device-native.c
index 9326fc083..ea0882ca1 100644
--- a/src/backends/native/meta-virtual-input-device-native.c
+++ b/src/backends/native/meta-virtual-input-device-native.c
@@ -119,7 +119,7 @@ release_pressed_buttons (ClutterVirtualInputDevice *virtual_device)
 
   meta_topic (META_DEBUG_INPUT,
               "Releasing pressed buttons while destroying virtual input device "
-              "(device %p)\n", virtual_device);
+              "(device %p)", virtual_device);
 
   for (code = 0; code < G_N_ELEMENTS (virtual_evdev->button_count); code++)
     {
@@ -248,7 +248,7 @@ meta_virtual_input_device_native_notify_button (ClutterVirtualInputDevice *virtu
     }
 
   meta_topic (META_DEBUG_INPUT,
-              "Emitting virtual button-%s of button 0x%x (device %p)\n",
+              "Emitting virtual button-%s of button 0x%x (device %p)",
               button_state == CLUTTER_BUTTON_STATE_PRESSED ? "press" : "release",
               evdev_button, virtual_device);
 
@@ -290,7 +290,7 @@ meta_virtual_input_device_native_notify_key (ClutterVirtualInputDevice *virtual_
     }
 
   meta_topic (META_DEBUG_INPUT,
-              "Emitting virtual key-%s of key 0x%x (device %p)\n",
+              "Emitting virtual key-%s of key 0x%x (device %p)",
               key_state == CLUTTER_KEY_STATE_PRESSED ? "press" : "release",
               key, virtual_device);
 
@@ -385,7 +385,7 @@ apply_level_modifiers (ClutterVirtualInputDevice *virtual_device,
                                          keycode, &evcode);
 
   meta_topic (META_DEBUG_INPUT,
-              "Emitting virtual key-%s of modifier key 0x%x (device %p)\n",
+              "Emitting virtual key-%s of modifier key 0x%x (device %p)",
               key_state == CLUTTER_KEY_STATE_PRESSED ? "press" : "release",
               evcode, virtual_device);
 
@@ -440,7 +440,7 @@ meta_virtual_input_device_native_notify_keyval (ClutterVirtualInputDevice *virtu
 
   meta_topic (META_DEBUG_INPUT,
               "Emitting virtual key-%s of key 0x%x with modifier level %d, "
-              "press count %d (device %p)\n",
+              "press count %d (device %p)",
               key_state == CLUTTER_KEY_STATE_PRESSED ? "press" : "release",
               evcode, level, key_count, virtual_device);
 
@@ -690,7 +690,7 @@ meta_virtual_input_device_native_constructed (GObject *object)
   device_type = clutter_virtual_input_device_get_device_type (virtual_device);
 
   meta_topic (META_DEBUG_INPUT,
-              "Creating new virtual input device of type %d (%p)\n",
+              "Creating new virtual input device of type %d (%p)",
               device_type, virtual_device);
 
   virtual_evdev->device =
diff --git a/src/backends/x11/meta-backend-x11.c b/src/backends/x11/meta-backend-x11.c
index cf4c9362e..36349ffbb 100644
--- a/src/backends/x11/meta-backend-x11.c
+++ b/src/backends/x11/meta-backend-x11.c
@@ -556,7 +556,7 @@ meta_backend_x11_post_init (MetaBackend *backend)
     }
 
   if (!has_xi)
-    meta_fatal ("X server doesn't have the XInput extension, version 2.2 or newer\n");
+    meta_fatal ("X server doesn't have the XInput extension, version 2.2 or newer");
 
   if (!xkb_x11_setup_xkb_extension (priv->xcb,
                                     XKB_X11_MIN_MAJOR_XKB_VERSION,
@@ -565,7 +565,7 @@ meta_backend_x11_post_init (MetaBackend *backend)
                                     NULL, NULL,
                                     &priv->xkb_event_base,
                                     &priv->xkb_error_base))
-    meta_fatal ("X server doesn't have the XKB extension, version %d.%d or newer\n",
+    meta_fatal ("X server doesn't have the XKB extension, version %d.%d or newer",
                 XKB_X11_MIN_MAJOR_XKB_VERSION, XKB_X11_MIN_MINOR_XKB_VERSION);
 
   META_BACKEND_CLASS (meta_backend_x11_parent_class)->post_init (backend);
diff --git a/src/backends/x11/meta-monitor-manager-xrandr.c b/src/backends/x11/meta-monitor-manager-xrandr.c
index 946a22123..da0e7d68c 100644
--- a/src/backends/x11/meta-monitor-manager-xrandr.c
+++ b/src/backends/x11/meta-monitor-manager-xrandr.c
@@ -525,7 +525,7 @@ apply_crtc_assignments (MetaMonitorManager    *manager,
               const MetaCrtcModeInfo *crtc_mode_info =
                 meta_crtc_mode_get_info (crtc_mode);
 
-              meta_warning ("Configuring CRTC %d with mode %d (%d x %d @ %f) at position %d, %d and transform %u failed\n",
+              meta_warning ("Configuring CRTC %d with mode %d (%d x %d @ %f) at position %d, %d and transform %u failed",
                             (unsigned) meta_crtc_get_id (crtc),
                             (unsigned) mode,
                             crtc_mode_info->width, crtc_mode_info->height,
diff --git a/src/backends/x11/meta-output-xrandr.c b/src/backends/x11/meta-output-xrandr.c
index 3a85cb7aa..e17215ff4 100644
--- a/src/backends/x11/meta-output-xrandr.c
+++ b/src/backends/x11/meta-output-xrandr.c
@@ -405,7 +405,7 @@ output_info_init_backlight_limits_xrandr (MetaOutputInfo     *output_info,
 
   if (!reply->range || reply->length != 2)
     {
-      meta_verbose ("backlight %s was not range\n", output_info->name);
+      meta_verbose ("backlight %s was not range", output_info->name);
       return;
     }
 
diff --git a/src/compositor/compositor.c b/src/compositor/compositor.c
index e5fc844a4..6583b2ade 100644
--- a/src/compositor/compositor.c
+++ b/src/compositor/compositor.c
@@ -960,7 +960,7 @@ meta_compositor_sync_stack (MetaCompositor  *compositor,
           if (!stack_actor)
             {
               meta_verbose ("Failed to find corresponding MetaWindowActor "
-                            "for window %s\n", meta_window_get_description (stack_window));
+                            "for window %s", meta_window_get_description (stack_window));
               stack = g_list_delete_link (stack, stack);
             }
           else
diff --git a/src/compositor/meta-background.c b/src/compositor/meta-background.c
index 04b66a068..71eca7a95 100644
--- a/src/compositor/meta-background.c
+++ b/src/compositor/meta-background.c
@@ -611,7 +611,7 @@ ensure_color_texture (MetaBackground *self)
 
       if (error != NULL)
         {
-          meta_warning ("Failed to allocate color texture: %s\n", error->message);
+          meta_warning ("Failed to allocate color texture: %s", error->message);
           g_error_free (error);
         }
     }
diff --git a/src/compositor/meta-shadow-factory.c b/src/compositor/meta-shadow-factory.c
index d6bee655b..11a2b3553 100644
--- a/src/compositor/meta-shadow-factory.c
+++ b/src/compositor/meta-shadow-factory.c
@@ -814,7 +814,7 @@ make_shadow (MetaShadow     *shadow,
 
   if (error)
     {
-      meta_warning ("Failed to allocate shadow texture: %s\n", error->message);
+      meta_warning ("Failed to allocate shadow texture: %s", error->message);
       g_error_free (error);
     }
 
diff --git a/src/compositor/meta-surface-actor-x11.c b/src/compositor/meta-surface-actor-x11.c
index d46e5ad49..3e1a5a723 100644
--- a/src/compositor/meta-surface-actor-x11.c
+++ b/src/compositor/meta-surface-actor-x11.c
@@ -172,7 +172,7 @@ update_pixmap (MetaSurfaceActorX11 *self)
 
       if (new_pixmap == None)
         {
-          meta_verbose ("Unable to get named pixmap for %s\n",
+          meta_verbose ("Unable to get named pixmap for %s",
                         meta_window_get_description (self->window));
           return;
         }
diff --git a/src/compositor/meta-sync-ring.c b/src/compositor/meta-sync-ring.c
index 944b4a886..917bf1235 100644
--- a/src/compositor/meta-sync-ring.c
+++ b/src/compositor/meta-sync-ring.c
@@ -138,7 +138,7 @@ load_gl_symbol (const char  *name,
   *func = cogl_get_proc_address (name);
   if (!*func)
     {
-      meta_verbose ("MetaSyncRing: failed to resolve required GL symbol \"%s\"\n", name);
+      meta_verbose ("MetaSyncRing: failed to resolve required GL symbol \"%s\"", name);
       return FALSE;
     }
   return TRUE;
@@ -215,7 +215,7 @@ load_required_symbols (void)
 
   if (!check_gl_extensions ())
     {
-      meta_verbose ("MetaSyncRing: couldn't find required GL extensions\n");
+      meta_verbose ("MetaSyncRing: couldn't find required GL extensions");
       goto out;
     }
 
@@ -497,7 +497,7 @@ meta_sync_ring_reboot (Display *xdisplay)
 
   if (!meta_sync_ring_get ())
     {
-      meta_warning ("MetaSyncRing: Too many reboots -- disabling\n");
+      meta_warning ("MetaSyncRing: Too many reboots -- disabling");
       return FALSE;
     }
 
@@ -522,13 +522,13 @@ meta_sync_ring_after_frame (void)
       GLenum status = meta_sync_check_update_finished (sync_to_reset, 0);
       if (status == GL_TIMEOUT_EXPIRED)
         {
-          meta_warning ("MetaSyncRing: We should never wait for a sync -- add more syncs?\n");
+          meta_warning ("MetaSyncRing: We should never wait for a sync -- add more syncs?");
           status = meta_sync_check_update_finished (sync_to_reset, MAX_SYNC_WAIT_TIME);
         }
 
       if (status != GL_ALREADY_SIGNALED && status != GL_CONDITION_SATISFIED)
         {
-          meta_warning ("MetaSyncRing: Timed out waiting for sync object.\n");
+          meta_warning ("MetaSyncRing: Timed out waiting for sync object.");
           return meta_sync_ring_reboot (ring->xdisplay);
         }
 
@@ -559,7 +559,7 @@ meta_sync_ring_insert_wait (void)
 
   if (ring->current_sync->state != META_SYNC_STATE_READY)
     {
-      meta_warning ("MetaSyncRing: Sync object is not ready -- were events handled properly?\n");
+      meta_warning ("MetaSyncRing: Sync object is not ready -- were events handled properly?");
       if (!meta_sync_ring_reboot (ring->xdisplay))
         return FALSE;
     }
diff --git a/src/core/constraints.c b/src/core/constraints.c
index 168a55b8a..9f4f9120d 100644
--- a/src/core/constraints.c
+++ b/src/core/constraints.c
@@ -262,7 +262,7 @@ do_all_constraints (MetaWindow         *window,
         {
           /* Log how the constraint modified the position */
           meta_topic (META_DEBUG_GEOMETRY,
-                      "info->current is %d,%d +%d,%d after %s\n",
+                      "info->current is %d,%d +%d,%d after %s",
                       info->current.x, info->current.y,
                       info->current.width, info->current.height,
                       constraint->name);
@@ -271,7 +271,7 @@ do_all_constraints (MetaWindow         *window,
         {
           /* Log which constraint was not satisfied */
           meta_topic (META_DEBUG_GEOMETRY,
-                      "constraint %s not satisfied.\n",
+                      "constraint %s not satisfied.",
                       constraint->name);
           return FALSE;
         }
@@ -296,7 +296,7 @@ meta_window_constrain (MetaWindow          *window,
   gboolean satisfied = FALSE;
 
   meta_topic (META_DEBUG_GEOMETRY,
-              "Constraining %s in move from %d,%d %dx%d to %d,%d %dx%d\n",
+              "Constraining %s in move from %d,%d %dx%d to %d,%d %dx%d",
               window->desc,
               orig->x, orig->y, orig->width, orig->height,
               new->x,  new->y,  new->width,  new->height);
@@ -448,7 +448,7 @@ setup_constraint_info (ConstraintInfo      *info,
               "  resize_gravity  : %s\n"
               "  fixed_directions: %s\n"
               "  work_area_monitor: %d,%d +%d,%d\n"
-              "  entire_monitor   : %d,%d +%d,%d\n",
+              "  entire_monitor   : %d,%d +%d,%d",
               info->orig.x, info->orig.y, info->orig.width, info->orig.height,
               info->current.x, info->current.y,
                 info->current.width, info->current.height,
@@ -633,7 +633,7 @@ update_onscreen_requirements (MetaWindow     *window,
                                         &info->current);
   if (old != window->require_fully_onscreen)
     meta_topic (META_DEBUG_GEOMETRY,
-                "require_fully_onscreen for %s toggled to %s\n",
+                "require_fully_onscreen for %s toggled to %s",
                 window->desc,
                 window->require_fully_onscreen ? "TRUE" : "FALSE");
 
@@ -646,7 +646,7 @@ update_onscreen_requirements (MetaWindow     *window,
                                         &info->current);
   if (old != window->require_on_single_monitor)
     meta_topic (META_DEBUG_GEOMETRY,
-                "require_on_single_monitor for %s toggled to %s\n",
+                "require_on_single_monitor for %s toggled to %s",
                 window->desc,
                 window->require_on_single_monitor ? "TRUE" : "FALSE");
 
@@ -670,7 +670,7 @@ update_onscreen_requirements (MetaWindow     *window,
                                              &titlebar_rect);
       if (old != window->require_titlebar_visible)
         meta_topic (META_DEBUG_GEOMETRY,
-                    "require_titlebar_visible for %s toggled to %s\n",
+                    "require_titlebar_visible for %s toggled to %s",
                     window->desc,
                     window->require_titlebar_visible ? "TRUE" : "FALSE");
     }
@@ -1604,9 +1604,9 @@ do_screen_and_monitor_relative_constraints (
       char spanning_region[1 + 28 * g_list_length (region_spanning_rectangles)];
 
       meta_topic (META_DEBUG_GEOMETRY,
-             "screen/monitor constraint; region_spanning_rectangles: %s\n",
-             meta_rectangle_region_to_string (region_spanning_rectangles, ", ",
-                                              spanning_region));
+                  "screen/monitor constraint; region_spanning_rectangles: %s",
+                  meta_rectangle_region_to_string (region_spanning_rectangles, ", ",
+                                                   spanning_region));
     }
 #endif
 
diff --git a/src/core/delete.c b/src/core/delete.c
index 2727711f9..058764b08 100644
--- a/src/core/delete.c
+++ b/src/core/delete.c
@@ -100,14 +100,14 @@ meta_window_kill (MetaWindow *window)
   if (pid > 0)
     {
       meta_topic (META_DEBUG_WINDOW_OPS,
-                  "Killing %s with kill()\n",
+                  "Killing %s with kill()",
                   window->desc);
 
       if (kill (pid, 9) == 0)
         return;
 
       meta_topic (META_DEBUG_WINDOW_OPS,
-                  "Failed to signal %s: %s\n",
+                  "Failed to signal %s: %s",
                   window->desc, strerror (errno));
     }
 
diff --git a/src/core/display.c b/src/core/display.c
index 521e5d093..2fc32da71 100644
--- a/src/core/display.c
+++ b/src/core/display.c
@@ -1146,7 +1146,7 @@ meta_display_for_x_display (Display *xdisplay)
   if (the_display->x11_display->xdisplay == xdisplay)
     return the_display;
 
-  meta_warning ("Could not find display for X display %p, probably going to crash\n",
+  meta_warning ("Could not find display for X display %p, probably going to crash",
                 xdisplay);
 
   return NULL;
@@ -1330,7 +1330,7 @@ window_raise_with_delay_callback (void *data)
 	meta_window_raise (window);
       else
 	meta_topic (META_DEBUG_FOCUS,
-		    "Pointer not inside window, not raising %s\n",
+		    "Pointer not inside window, not raising %s",
 		    window->desc);
     }
 
@@ -1342,7 +1342,7 @@ meta_display_queue_autoraise_callback (MetaDisplay *display,
                                        MetaWindow  *window)
 {
   meta_topic (META_DEBUG_FOCUS,
-              "Queuing an autoraise timeout for %s with delay %d\n",
+              "Queuing an autoraise timeout for %s with delay %d",
               window->desc,
               meta_prefs_get_auto_raise_delay ());
 
@@ -1399,7 +1399,7 @@ meta_display_update_focus_window (MetaDisplay *display,
       MetaWindow *previous;
 
       meta_topic (META_DEBUG_FOCUS,
-                  "%s is now the previous focus window due to being focused out or unmapped\n",
+                  "%s is now the previous focus window due to being focused out or unmapped",
                   display->focus_window->desc);
 
       /* Make sure that signals handlers invoked by
@@ -1416,12 +1416,12 @@ meta_display_update_focus_window (MetaDisplay *display,
 
   if (display->focus_window)
     {
-      meta_topic (META_DEBUG_FOCUS, "* Focus --> %s\n",
+      meta_topic (META_DEBUG_FOCUS, "* Focus --> %s",
                   display->focus_window->desc);
       meta_window_set_focused_internal (display->focus_window, TRUE);
     }
   else
-    meta_topic (META_DEBUG_FOCUS, "* Focus --> NULL\n");
+    meta_topic (META_DEBUG_FOCUS, "* Focus --> NULL");
 
   if (meta_is_wayland_compositor ())
     meta_display_sync_wayland_input_focus (display);
@@ -1815,13 +1815,13 @@ meta_display_begin_grab_op (MetaDisplay *display,
   g_assert (window != NULL);
 
   meta_topic (META_DEBUG_WINDOW_OPS,
-              "Doing grab op %u on window %s button %d pointer already grabbed: %d pointer pos %d,%d\n",
+              "Doing grab op %u on window %s button %d pointer already grabbed: %d pointer pos %d,%d",
               op, window->desc, button, pointer_already_grabbed,
               root_x, root_y);
 
   if (display->grab_op != META_GRAB_OP_NONE)
     {
-      meta_warning ("Attempt to perform window operation %u on window %s when operation %u on %s already in effect\n",
+      meta_warning ("Attempt to perform window operation %u on window %s when operation %u on %s already in effect",
                     op, window->desc, display->grab_op,
                     display->grab_window ? display->grab_window->desc : "none");
       return FALSE;
@@ -1874,7 +1874,7 @@ meta_display_begin_grab_op (MetaDisplay *display,
 
   if (!display->grab_have_pointer && !meta_grab_op_is_keyboard (op))
     {
-      meta_topic (META_DEBUG_WINDOW_OPS, "XIGrabDevice() failed\n");
+      meta_topic (META_DEBUG_WINDOW_OPS, "XIGrabDevice() failed");
       return FALSE;
     }
 
@@ -1885,7 +1885,7 @@ meta_display_begin_grab_op (MetaDisplay *display,
 
       if (!display->grab_have_keyboard)
         {
-          meta_topic (META_DEBUG_WINDOW_OPS, "grabbing all keys failed, ungrabbing pointer\n");
+          meta_topic (META_DEBUG_WINDOW_OPS, "grabbing all keys failed, ungrabbing pointer");
           meta_backend_ungrab_device (backend, META_VIRTUAL_CORE_POINTER_ID, timestamp);
           display->grab_have_pointer = FALSE;
           return FALSE;
@@ -1911,7 +1911,7 @@ meta_display_begin_grab_op (MetaDisplay *display,
   g_clear_handle_id (&display->grab_resize_timeout_id, g_source_remove);
 
   meta_topic (META_DEBUG_WINDOW_OPS,
-              "Grab op %u on window %s successful\n",
+              "Grab op %u on window %s successful",
               display->grab_op, window ? window->desc : "(null)");
 
   meta_window_get_frame_rect (display->grab_window,
@@ -1941,7 +1941,7 @@ meta_display_end_grab_op (MetaDisplay *display,
   MetaGrabOp grab_op = display->grab_op;
 
   meta_topic (META_DEBUG_WINDOW_OPS,
-              "Ending grab op %u at time %u\n", grab_op, timestamp);
+              "Ending grab op %u at time %u", grab_op, timestamp);
 
   if (display->event_route == META_EVENT_ROUTE_NORMAL ||
       display->event_route == META_EVENT_ROUTE_COMPOSITOR_GRAB)
@@ -1981,7 +1981,7 @@ meta_display_end_grab_op (MetaDisplay *display,
   if (display->grab_have_keyboard)
     {
       meta_topic (META_DEBUG_WINDOW_OPS,
-                  "Ungrabbing all keys timestamp %u\n", timestamp);
+                  "Ungrabbing all keys timestamp %u", timestamp);
       meta_window_ungrab_all_keys (grab_window, timestamp);
     }
 
@@ -2125,7 +2125,7 @@ meta_display_ping_timeout (gpointer data)
   ping_data->ping_timeout_id = 0;
 
   meta_topic (META_DEBUG_PING,
-              "Ping %u on window %s timed out\n",
+              "Ping %u on window %s timed out",
               ping_data->serial, ping_data->window->desc);
 
   display->pending_pings = g_slist_remove (display->pending_pings, ping_data);
@@ -2165,7 +2165,7 @@ meta_display_ping_window (MetaWindow *window,
 
   if (serial == 0)
     {
-      meta_warning ("Tried to ping window %s with a bad serial! Not allowed.\n",
+      meta_warning ("Tried to ping window %s with a bad serial! Not allowed.",
                     window->desc);
       return;
     }
@@ -2180,7 +2180,7 @@ meta_display_ping_window (MetaWindow *window,
       if (window == ping_data->window)
         {
           meta_topic (META_DEBUG_PING,
-                      "Window %s already is being pinged with serial %u\n",
+                      "Window %s already is being pinged with serial %u",
                       window->desc, ping_data->serial);
           return;
         }
@@ -2188,7 +2188,7 @@ meta_display_ping_window (MetaWindow *window,
       if (serial == ping_data->serial)
         {
           meta_warning ("Ping serial %u was reused for window %s, "
-                        "previous use was for window %s.\n",
+                        "previous use was for window %s.",
                         serial, window->desc, ping_data->window->desc);
           return;
         }
@@ -2206,7 +2206,7 @@ meta_display_ping_window (MetaWindow *window,
   display->pending_pings = g_slist_prepend (display->pending_pings, ping_data);
 
   meta_topic (META_DEBUG_PING,
-              "Sending ping with serial %u to window %s\n",
+              "Sending ping with serial %u to window %s",
               serial, window->desc);
 
   META_WINDOW_GET_CLASS (window)->ping (window, serial);
@@ -2227,7 +2227,7 @@ meta_display_pong_for_serial (MetaDisplay    *display,
 {
   GSList *tmp;
 
-  meta_topic (META_DEBUG_PING, "Received a pong with serial %u\n", serial);
+  meta_topic (META_DEBUG_PING, "Received a pong with serial %u", serial);
 
   for (tmp = display->pending_pings; tmp; tmp = tmp->next)
     {
@@ -2236,7 +2236,7 @@ meta_display_pong_for_serial (MetaDisplay    *display,
       if (serial == ping_data->serial)
         {
           meta_topic (META_DEBUG_PING,
-                      "Matching ping found for pong %u\n",
+                      "Matching ping found for pong %u",
                       ping_data->serial);
 
           /* Remove the ping data from the list */
@@ -2686,7 +2686,7 @@ meta_display_sanity_check_timestamps (MetaDisplay *display,
       meta_warning ("last_focus_time (%u) is greater than comparison "
                     "timestamp (%u).  This most likely represents a buggy "
                     "client sending inaccurate timestamps in messages such as "
-                    "_NET_ACTIVE_WINDOW.  Trying to work around...\n",
+                    "_NET_ACTIVE_WINDOW.  Trying to work around...",
                     display->last_focus_time, timestamp);
       display->last_focus_time = timestamp;
     }
@@ -2698,7 +2698,7 @@ meta_display_sanity_check_timestamps (MetaDisplay *display,
       meta_warning ("last_user_time (%u) is greater than comparison "
                     "timestamp (%u).  This most likely represents a buggy "
                     "client sending inaccurate timestamps in messages such as "
-                    "_NET_ACTIVE_WINDOW.  Trying to work around...\n",
+                    "_NET_ACTIVE_WINDOW.  Trying to work around...",
                     display->last_user_time, timestamp);
       display->last_user_time = timestamp;
 
@@ -2711,7 +2711,7 @@ meta_display_sanity_check_timestamps (MetaDisplay *display,
           if (XSERVER_TIME_IS_BEFORE (timestamp, window->net_wm_user_time))
             {
               meta_warning ("%s appears to be one of the offending windows "
-                            "with a timestamp of %u.  Working around...\n",
+                            "with a timestamp of %u.  Working around...",
                             window->desc, window->net_wm_user_time);
               meta_window_set_user_time (window, timestamp);
             }
@@ -3292,7 +3292,7 @@ meta_display_apply_startup_properties (MetaDisplay *display,
   startup_id = meta_window_get_startup_id (window);
 
   meta_topic (META_DEBUG_STARTUP,
-              "Applying startup props to %s id \"%s\"\n",
+              "Applying startup props to %s id \"%s\"",
               window->desc,
               startup_id ? startup_id : "(none)");
 
@@ -3311,7 +3311,7 @@ meta_display_apply_startup_properties (MetaDisplay *display,
           startup_id = window->startup_id;
 
           meta_topic (META_DEBUG_STARTUP,
-                      "Ending legacy sequence %s due to window %s\n",
+                      "Ending legacy sequence %s due to window %s",
                       meta_startup_sequence_get_id (sequence),
                       window->desc);
 
@@ -3339,7 +3339,7 @@ meta_display_apply_startup_properties (MetaDisplay *display,
       gboolean changed_something = FALSE;
 
       meta_topic (META_DEBUG_STARTUP,
-                  "Found startup sequence for window %s ID \"%s\"\n",
+                  "Found startup sequence for window %s ID \"%s\"",
                   window->desc, startup_id);
 
       if (!window->initial_workspace_set)
@@ -3348,7 +3348,7 @@ meta_display_apply_startup_properties (MetaDisplay *display,
           if (space >= 0)
             {
               meta_topic (META_DEBUG_STARTUP,
-                          "Setting initial window workspace to %d based on startup info\n",
+                          "Setting initial window workspace to %d based on startup info",
                           space);
 
               window->initial_workspace_set = TRUE;
@@ -3361,7 +3361,7 @@ meta_display_apply_startup_properties (MetaDisplay *display,
         {
           guint32 timestamp = meta_startup_sequence_get_timestamp (sequence);
           meta_topic (META_DEBUG_STARTUP,
-                      "Setting initial window timestamp to %u based on startup info\n",
+                      "Setting initial window timestamp to %u based on startup info",
                       timestamp);
 
           window->initial_timestamp_set = TRUE;
@@ -3374,7 +3374,7 @@ meta_display_apply_startup_properties (MetaDisplay *display,
   else
     {
       meta_topic (META_DEBUG_STARTUP,
-                  "Did not find startup sequence for window %s ID \"%s\"\n",
+                  "Did not find startup sequence for window %s ID \"%s\"",
                   window->desc, startup_id);
     }
 
@@ -3385,7 +3385,7 @@ static gboolean
 set_work_area_later_func (MetaDisplay *display)
 {
   meta_topic (META_DEBUG_WORKAREA,
-              "Running work area hint computation function\n");
+              "Running work area hint computation function");
 
   display->work_area_later = 0;
 
@@ -3401,7 +3401,7 @@ meta_display_queue_workarea_recalc (MetaDisplay *display)
   if (display->work_area_later == 0)
     {
       meta_topic (META_DEBUG_WORKAREA,
-                  "Adding work area hint computation function\n");
+                  "Adding work area hint computation function");
       display->work_area_later =
         meta_later_add (META_LATER_BEFORE_REDRAW,
                         (GSourceFunc) set_work_area_later_func,
@@ -3747,7 +3747,7 @@ meta_display_get_pointer_window (MetaDisplay *display,
 
   if (not_this_one)
     meta_topic (META_DEBUG_FOCUS,
-                "Focusing mouse window excluding %s\n", not_this_one->desc);
+                "Focusing mouse window excluding %s", not_this_one->desc);
 
   meta_cursor_tracker_get_pointer (cursor_tracker, &point, NULL);
 
diff --git a/src/core/edge-resistance.c b/src/core/edge-resistance.c
index cf23e2604..0baed077e 100644
--- a/src/core/edge-resistance.c
+++ b/src/core/edge-resistance.c
@@ -826,15 +826,15 @@ cache_edges (MetaDisplay *display,
 
       meta_rectangle_edge_list_to_string (window_edges, ", ", big_buffer);
       meta_topic (META_DEBUG_EDGE_RESISTANCE,
-                  "Window edges for resistance  : %s\n", big_buffer);
+                  "Window edges for resistance  : %s", big_buffer);
 
       meta_rectangle_edge_list_to_string (monitor_edges, ", ", big_buffer);
       meta_topic (META_DEBUG_EDGE_RESISTANCE,
-                  "Monitor edges for resistance: %s\n", big_buffer);
+                  "Monitor edges for resistance: %s", big_buffer);
 
       meta_rectangle_edge_list_to_string (screen_edges, ", ", big_buffer);
       meta_topic (META_DEBUG_EDGE_RESISTANCE,
-                  "Screen edges for resistance  : %s\n", big_buffer);
+                  "Screen edges for resistance  : %s", big_buffer);
     }
 #endif
 
@@ -999,7 +999,7 @@ compute_resistance_and_snapping_edges (MetaDisplay *display)
 
   g_assert (display->grab_window != NULL);
   meta_topic (META_DEBUG_WINDOW_OPS,
-              "Computing edges to resist-movement or snap-to for %s.\n",
+              "Computing edges to resist-movement or snap-to for %s.",
               display->grab_window->desc);
 
   /*
@@ -1245,7 +1245,7 @@ meta_window_edge_resistance_for_move (MetaWindow  *window,
               (BOX_TOP (*reference) - BOX_TOP (old_outer));
 
       meta_topic (META_DEBUG_EDGE_RESISTANCE,
-                  "outer x & y move-to coordinate changed from %d,%d to %d,%d\n",
+                  "outer x & y move-to coordinate changed from %d,%d to %d,%d",
                   proposed_outer.x, proposed_outer.y,
                   *new_x, *new_y);
     }
@@ -1286,7 +1286,7 @@ meta_window_edge_resistance_for_resize (MetaWindow  *window,
       *new_height = new_outer.height;
 
       meta_topic (META_DEBUG_EDGE_RESISTANCE,
-                  "outer width & height got changed from %d,%d to %d,%d\n",
+                  "outer width & height got changed from %d,%d to %d,%d",
                   proposed_outer_width, proposed_outer_height,
                   new_outer.width, new_outer.height);
     }
diff --git a/src/core/events.c b/src/core/events.c
index 438beda5c..68c72da11 100644
--- a/src/core/events.c
+++ b/src/core/events.c
@@ -178,12 +178,12 @@ maybe_unfreeze_pointer_events (MetaBackend          *backend,
     {
     case EVENTS_UNFREEZE_SYNC:
       event_mode = XISyncDevice;
-      meta_verbose ("Syncing events time %u device %i\n",
+      meta_verbose ("Syncing events time %u device %i",
                     (unsigned int) event->button.time, device_id);
       break;
     case EVENTS_UNFREEZE_REPLAY:
       event_mode = XIReplayDevice;
-      meta_verbose ("Replaying events time %u device %i\n",
+      meta_verbose ("Replaying events time %u device %i",
                     (unsigned int) event->button.time, device_id);
       break;
     default:
@@ -322,7 +322,7 @@ meta_display_handle_event (MetaDisplay        *display,
            */
           meta_warning ("Event has no timestamp! You may be using a broken "
                         "program such as xse.  Please ask the authors of that "
-                        "program to fix it.\n");
+                        "program to fix it.");
         }
       else
         {
diff --git a/src/core/frame.c b/src/core/frame.c
index b58ad1173..9c8cbb946 100644
--- a/src/core/frame.c
+++ b/src/core/frame.c
@@ -62,7 +62,7 @@ meta_window_ensure_frame (MetaWindow *window)
 
   frame->borders_cached = FALSE;
 
-  meta_verbose ("Frame geometry %d,%d  %dx%d\n",
+  meta_verbose ("Frame geometry %d,%d  %dx%d",
                 frame->rect.x, frame->rect.y,
                 frame->rect.width, frame->rect.height);
 
@@ -81,7 +81,7 @@ meta_window_ensure_frame (MetaWindow *window)
                                  frame->xwindow,
                                  create_serial);
 
-  meta_verbose ("Frame for %s is 0x%lx\n", frame->window->desc, frame->xwindow);
+  meta_verbose ("Frame for %s is 0x%lx", frame->window->desc, frame->xwindow);
   attrs.event_mask = EVENT_MASK;
   XChangeWindowAttributes (x11_display->xdisplay,
 			   frame->xwindow, CWEventMask, &attrs);
@@ -95,7 +95,7 @@ meta_window_ensure_frame (MetaWindow *window)
                                * we don't want to take that as a withdraw
                                */
       meta_topic (META_DEBUG_WINDOW_STATE,
-                  "Incrementing unmaps_pending on %s for reparent\n", window->desc);
+                  "Incrementing unmaps_pending on %s for reparent", window->desc);
       window->unmaps_pending += 1;
     }
 
@@ -171,7 +171,7 @@ meta_window_destroy_frame (MetaWindow *window)
 
   x11_display = window->display->x11_display;
 
-  meta_verbose ("Unframing window %s\n", window->desc);
+  meta_verbose ("Unframing window %s", window->desc);
 
   frame = window->frame;
 
@@ -188,7 +188,7 @@ meta_window_destroy_frame (MetaWindow *window)
                                * by the client.
                                */
       meta_topic (META_DEBUG_WINDOW_STATE,
-                  "Incrementing unmaps_pending on %s for reparent back to root\n", window->desc);
+                  "Incrementing unmaps_pending on %s for reparent back to root", window->desc);
       window->unmaps_pending += 1;
     }
 
@@ -349,7 +349,7 @@ meta_frame_sync_to_window (MetaFrame *frame,
                            gboolean   need_resize)
 {
   meta_topic (META_DEBUG_GEOMETRY,
-              "Syncing frame geometry %d,%d %dx%d (SE: %d,%d)\n",
+              "Syncing frame geometry %d,%d %dx%d (SE: %d,%d)",
               frame->rect.x, frame->rect.y,
               frame->rect.width, frame->rect.height,
               frame->rect.x + frame->rect.width,
diff --git a/src/core/keybindings.c b/src/core/keybindings.c
index cbf78d0b5..5ccacb863 100644
--- a/src/core/keybindings.c
+++ b/src/core/keybindings.c
@@ -288,7 +288,7 @@ reload_modmap (MetaKeyBindingManager *keys)
   keys->ignored_modifier_mask = (scroll_lock_mask | Mod2Mask | LockMask);
 
   meta_topic (META_DEBUG_KEYBINDINGS,
-              "Ignoring modmask 0x%x scroll lock 0x%x hyper 0x%x super 0x%x meta 0x%x\n",
+              "Ignoring modmask 0x%x scroll lock 0x%x hyper 0x%x super 0x%x meta 0x%x",
               keys->ignored_modifier_mask,
               scroll_lock_mask,
               keys->hyper_mask,
@@ -590,7 +590,7 @@ index_binding (MetaKeyBindingManager *keys,
             continue;
 
           meta_warning ("Overwriting existing binding of keysym %x"
-                        " with keysym %x (keycode %x).\n",
+                        " with keysym %x (keycode %x).",
                         binding->combo.keysym,
                         existing->combo.keysym,
                         binding->resolved_combo.keycodes[i]);
@@ -860,7 +860,7 @@ rebuild_binding_table (MetaKeyBindingManager *keys,
     }
 
   meta_topic (META_DEBUG_KEYBINDINGS,
-              " %d bindings in table\n",
+              " %d bindings in table",
               g_hash_table_size (keys->key_bindings));
 }
 
@@ -870,7 +870,7 @@ rebuild_key_binding_table (MetaKeyBindingManager *keys)
   GList *prefs, *grabs;
 
   meta_topic (META_DEBUG_KEYBINDINGS,
-              "Rebuilding key binding table from preferences\n");
+              "Rebuilding key binding table from preferences");
 
   prefs = meta_prefs_get_keybindings ();
   grabs = g_hash_table_get_values (external_grabs);
@@ -1257,7 +1257,7 @@ meta_display_grab_window_buttons (MetaDisplay *display,
    * Grab Alt + button3 for popping up window menu.
    * Grab Alt + Shift + button1 for snap-moving window.
    */
-  meta_verbose ("Grabbing window buttons for 0x%lx\n", xwindow);
+  meta_verbose ("Grabbing window buttons for 0x%lx", xwindow);
 
   /* FIXME If we ignored errors here instead of spewing, we could
    * put one big error trap around the loop and avoid a bunch of
@@ -1314,11 +1314,11 @@ meta_display_grab_focus_window_button (MetaDisplay *display,
   MetaKeyBindingManager *keys = &display->key_binding_manager;
 
   /* Grab button 1 for activating unfocused windows */
-  meta_verbose ("Grabbing unfocused window buttons for %s\n", window->desc);
+  meta_verbose ("Grabbing unfocused window buttons for %s", window->desc);
 
   if (window->have_focus_click_grab)
     {
-      meta_verbose (" (well, not grabbing since we already have the grab)\n");
+      meta_verbose (" (well, not grabbing since we already have the grab)");
       return;
     }
 
@@ -1337,7 +1337,7 @@ meta_display_ungrab_focus_window_button (MetaDisplay *display,
 {
   MetaKeyBindingManager *keys = &display->key_binding_manager;
 
-  meta_verbose ("Ungrabbing unfocused window buttons for %s\n", window->desc);
+  meta_verbose ("Ungrabbing unfocused window buttons for %s", window->desc);
 
   if (!window->have_focus_click_grab)
     return;
@@ -1440,7 +1440,7 @@ meta_change_keygrab (MetaKeyBindingManager *keys,
       xkb_keycode_t keycode = resolved_combo->keycodes[i];
 
       meta_topic (META_DEBUG_KEYBINDINGS,
-                  "%s keybinding keycode %d mask 0x%x on 0x%lx\n",
+                  "%s keybinding keycode %d mask 0x%x on 0x%lx",
                   grab ? "Grabbing" : "Ungrabbing",
                   keycode, resolved_combo->mask, xwindow);
 
@@ -1658,8 +1658,8 @@ meta_display_grab_accelerator (MetaDisplay         *display,
   if (!meta_parse_accelerator (accelerator, &combo))
     {
       meta_topic (META_DEBUG_KEYBINDINGS,
-                  "Failed to parse accelerator\n");
-      meta_warning ("\"%s\" is not a valid accelerator\n", accelerator);
+                  "Failed to parse accelerator");
+      meta_warning ("\"%s\" is not a valid accelerator", accelerator);
 
       return META_KEYBINDING_ACTION_NONE;
     }
@@ -1819,7 +1819,7 @@ meta_window_grab_all_keys (MetaWindow  *window,
    * won't do a lot of good.
    */
   meta_topic (META_DEBUG_FOCUS,
-              "Focusing %s because we're grabbing all its keys\n",
+              "Focusing %s because we're grabbing all its keys",
               window->desc);
   meta_window_focus (window, timestamp);
 
@@ -1828,7 +1828,7 @@ meta_window_grab_all_keys (MetaWindow  *window,
       grabwindow = meta_window_x11_get_toplevel_xwindow (window);
 
       meta_topic (META_DEBUG_KEYBINDINGS,
-                  "Grabbing all keys on window %s\n", window->desc);
+                  "Grabbing all keys on window %s", window->desc);
       retval = grab_keyboard (grabwindow, timestamp, XIGrabModeAsync);
     }
   if (retval)
@@ -1973,7 +1973,7 @@ process_event (MetaDisplay          *display,
     goto not_found;
 
   if (binding->handler == NULL)
-    meta_bug ("Binding %s has no handler\n", binding->name);
+    meta_bug ("Binding %s has no handler", binding->name);
 
   if (!meta_key_binding_has_handler_func (binding))
     goto not_found;
@@ -1998,13 +1998,13 @@ process_event (MetaDisplay          *display,
       binding->flags & META_KEY_BINDING_IGNORE_AUTOREPEAT)
     {
       meta_topic (META_DEBUG_KEYBINDINGS,
-                  "Ignore autorepeat for handler %s\n",
+                  "Ignore autorepeat for handler %s",
                   binding->name);
       return TRUE;
     }
 
   meta_topic (META_DEBUG_KEYBINDINGS,
-              "Running handler for %s\n",
+              "Running handler for %s",
               binding->name);
 
   /* Global keybindings count as a let-the-terminal-lose-focus
@@ -2019,7 +2019,7 @@ process_event (MetaDisplay          *display,
 
  not_found:
   meta_topic (META_DEBUG_KEYBINDINGS,
-              "No handler found for this event in this binding table\n");
+              "No handler found for this event in this binding table");
   return FALSE;
 }
 
@@ -2280,20 +2280,20 @@ process_key_event (MetaDisplay     *display,
               if (display->grab_op == META_GRAB_OP_KEYBOARD_MOVING)
                 {
                   meta_topic (META_DEBUG_KEYBINDINGS,
-                              "Processing event for keyboard move\n");
+                              "Processing event for keyboard move");
                   keep_grab = process_keyboard_move_grab (display, window, event);
                 }
               else
                 {
                   meta_topic (META_DEBUG_KEYBINDINGS,
-                              "Processing event for keyboard resize\n");
+                              "Processing event for keyboard resize");
                   keep_grab = process_keyboard_resize_grab (display, window, event);
                 }
             }
           else
             {
               meta_topic (META_DEBUG_KEYBINDINGS,
-                          "Processing event for mouse-only move/resize\n");
+                          "Processing event for mouse-only move/resize");
               keep_grab = process_mouse_move_resize_grab (display, window, event);
             }
         }
@@ -2494,7 +2494,7 @@ process_keyboard_move_grab (MetaDisplay     *display,
   if (handled)
     {
       meta_topic (META_DEBUG_KEYBINDINGS,
-                  "Computed new window location %d,%d due to keypress\n",
+                  "Computed new window location %d,%d due to keypress",
                   x, y);
 
       meta_window_edge_resistance_for_move (window,
@@ -2844,7 +2844,7 @@ process_keyboard_resize_grab (MetaDisplay     *display,
     {
       meta_topic (META_DEBUG_KEYBINDINGS,
                   "Computed new window size due to keypress: "
-                  "%dx%d, gravity %s\n",
+                  "%dx%d, gravity %s",
                   width, height, meta_gravity_to_string (gravity));
 
       /* Do any edge resistance/snapping */
@@ -3177,7 +3177,7 @@ handle_panel (MetaDisplay     *display,
 
   meta_topic (META_DEBUG_KEYBINDINGS,
               "Sending panel message with timestamp %u, and turning mouse_mode "
-              "off due to keybinding press\n", event->time);
+              "off due to keybinding press", event->time);
   display->mouse_mode = FALSE;
 
   meta_x11_error_trap_push (x11_display);
@@ -3231,7 +3231,7 @@ do_choose_window (MetaDisplay     *display,
   MetaWindow *window;
 
   meta_topic (META_DEBUG_KEYBINDINGS,
-              "Tab list = %u\n", type);
+              "Tab list = %u", type);
 
   window = meta_display_get_tab_next (display,
                                       type,
@@ -3496,7 +3496,7 @@ handle_move_to_workspace  (MetaDisplay     *display,
         {
           meta_topic (META_DEBUG_FOCUS,
                       "Resetting mouse_mode to FALSE due to "
-                      "handle_move_to_workspace() call with flip set.\n");
+                      "handle_move_to_workspace() call with flip set.");
           meta_display_clear_mouse_mode (workspace->display);
           meta_workspace_activate_with_focus (workspace,
                                               window,
@@ -3605,7 +3605,7 @@ handle_set_spew_mark (MetaDisplay     *display,
                       MetaKeyBinding  *binding,
                       gpointer         dummy)
 {
-  meta_verbose ("-- MARK MARK MARK MARK --\n");
+  meta_verbose ("-- MARK MARK MARK MARK --");
 }
 
 #ifdef HAVE_NATIVE_BACKEND
@@ -3675,7 +3675,7 @@ handle_restore_shortcuts (MetaDisplay     *display,
 
   source = clutter_event_get_source_device ((ClutterEvent *) event);
 
-  meta_topic (META_DEBUG_KEYBINDINGS, "Restoring normal keyboard shortcuts\n");
+  meta_topic (META_DEBUG_KEYBINDINGS, "Restoring normal keyboard shortcuts");
 
   meta_window_force_restore_shortcuts (display->focus_window, source);
 }
diff --git a/src/core/main.c b/src/core/main.c
index 5a20cd6a7..089114151 100644
--- a/src/core/main.c
+++ b/src/core/main.c
@@ -147,9 +147,9 @@ static void
 meta_print_compilation_info (void)
 {
 #ifdef HAVE_STARTUP_NOTIFICATION
-  meta_verbose ("Compiled with startup notification\n");
+  meta_verbose ("Compiled with startup notification");
 #else
-  meta_verbose ("Compiled without startup notification\n");
+  meta_verbose ("Compiled without startup notification");
 #endif
 }
 
@@ -174,12 +174,12 @@ meta_print_self_identity (void)
   g_date_clear (&d, 1);
   g_date_set_time_t (&d, time (NULL));
   g_date_strftime (buf, sizeof (buf), "%x", &d);
-  meta_verbose ("Mutter version %s running on %s\n",
+  meta_verbose ("Mutter version %s running on %s",
     VERSION, buf);
 
   /* Locale and encoding. */
   g_get_charset (&charset);
-  meta_verbose ("Running in locale \"%s\" with encoding \"%s\"\n",
+  meta_verbose ("Running in locale \"%s\" with encoding \"%s\"",
     setlocale (LC_ALL, NULL), charset);
 
   /* Compilation settings. */
@@ -291,7 +291,7 @@ meta_get_option_context (void)
   GOptionContext *ctx;
 
   if (setlocale (LC_ALL, "") == NULL)
-    meta_warning ("Locale not understood by C library, internationalization will not work\n");
+    meta_warning ("Locale not understood by C library, internationalization will not work");
   bindtextdomain (GETTEXT_PACKAGE, MUTTER_LOCALEDIR);
   bind_textdomain_codeset (GETTEXT_PACKAGE, "UTF-8");
 
@@ -415,7 +415,7 @@ find_session_type (void)
       goto out;
     }
 
-  meta_warning ("Unsupported session type\n");
+  meta_warning ("Unsupported session type");
   meta_exit (META_EXIT_ERROR);
 
 out:
@@ -469,14 +469,14 @@ calculate_compositor_configuration (MetaCompositorType *compositor_type,
   if ((opt_wayland || opt_nested) && opt_x11)
 #endif
     {
-      meta_warning ("Can't run both as Wayland compositor and X11 compositing manager\n");
+      meta_warning ("Can't run both as Wayland compositor and X11 compositing manager");
       meta_exit (META_EXIT_ERROR);
     }
 
 #ifdef HAVE_NATIVE_BACKEND
   if (opt_nested && opt_display_server)
     {
-      meta_warning ("Can't run both as nested and as a display server\n");
+      meta_warning ("Can't run both as nested and as a display server");
       meta_exit (META_EXIT_ERROR);
     }
 
@@ -486,7 +486,7 @@ calculate_compositor_configuration (MetaCompositorType *compositor_type,
 
   if (!run_as_wayland_compositor && opt_no_x11)
     {
-      meta_warning ("Can't disable X11 support on X11 compositor\n");
+      meta_warning ("Can't disable X11 support on X11 compositor");
       meta_exit (META_EXIT_ERROR);
     }
 
@@ -612,7 +612,7 @@ meta_init (void)
 
   if (g_get_home_dir ())
     if (chdir (g_get_home_dir ()) < 0)
-      meta_warning ("Could not change to home directory %s.\n",
+      meta_warning ("Could not change to home directory %s.",
                     g_get_home_dir ());
 
   meta_print_self_identity ();
@@ -634,7 +634,7 @@ meta_init (void)
     meta_set_replace_current_wm (TRUE);
 
   if (opt_save_file && opt_client_id)
-    meta_fatal ("Can't specify both SM save file and SM client id\n");
+    meta_fatal ("Can't specify both SM save file and SM client id");
 
   meta_main_loop = g_main_loop_new (NULL, FALSE);
 }
diff --git a/src/core/meta-close-dialog-default.c b/src/core/meta-close-dialog-default.c
index 5ea32e205..544a5b62d 100644
--- a/src/core/meta-close-dialog-default.c
+++ b/src/core/meta-close-dialog-default.c
@@ -89,7 +89,7 @@ present_existing_delete_dialog (MetaCloseDialogDefault *dialog)
     return;
 
   meta_topic (META_DEBUG_PING,
-              "Presenting existing ping dialog for %s\n",
+              "Presenting existing ping dialog for %s",
               window->desc);
 
   /* Activate transient for window that belongs to
diff --git a/src/core/meta-workspace-manager.c b/src/core/meta-workspace-manager.c
index f0ec1f09c..2e2262702 100644
--- a/src/core/meta-workspace-manager.c
+++ b/src/core/meta-workspace-manager.c
@@ -577,7 +577,7 @@ meta_workspace_manager_update_workspace_layout (MetaWorkspaceManager *workspace_
   workspace_manager->rows_of_workspaces = n_rows;
   workspace_manager->columns_of_workspaces = n_columns;
 
-  meta_verbose ("Workspace layout rows = %d cols = %d orientation = %d starting corner = %u\n",
+  meta_verbose ("Workspace layout rows = %d cols = %d orientation = %d starting corner = %u",
                 workspace_manager->rows_of_workspaces,
                 workspace_manager->columns_of_workspaces,
                 workspace_manager->vertical_workspaces,
@@ -670,7 +670,7 @@ meta_workspace_manager_calc_workspace_layout (MetaWorkspaceManager *workspace_ma
   grid_area = rows * cols;
 
   meta_verbose ("Getting layout rows = %d cols = %d current = %d "
-                "num_spaces = %d vertical = %s corner = %s\n",
+                "num_spaces = %d vertical = %s corner = %s",
                 rows, cols, current_space, num_workspaces,
                 workspace_manager->vertical_workspaces ? "(true)" : "(false)",
                 meta_workspace_manager_corner_to_string (workspace_manager->starting_corner));
@@ -845,7 +845,7 @@ meta_workspace_manager_calc_workspace_layout (MetaWorkspaceManager *workspace_ma
     }
 
   if (i != grid_area)
-    meta_bug ("did not fill in the whole workspace grid in %s (%d filled)\n",
+    meta_bug ("did not fill in the whole workspace grid in %s (%d filled)",
               G_STRFUNC, i);
 
   current_row = 0;
@@ -896,7 +896,6 @@ meta_workspace_manager_calc_workspace_layout (MetaWorkspaceManager *workspace_ma
                 meta_verbose ("%3d ", layout->grid[r*layout->cols+c]);
               ++c;
             }
-          meta_verbose ("\n");
           meta_pop_no_msg_prefix ();
           ++r;
         }
diff --git a/src/core/place.c b/src/core/place.c
index b9dd3db9e..1075fe20d 100644
--- a/src/core/place.c
+++ b/src/core/place.c
@@ -360,7 +360,7 @@ avoid_being_obscured_as_second_modal_dialog (MetaWindow *window,
       meta_topic (META_DEBUG_PLACEMENT,
                   "Dialog window %s was denied focus but may be modal "
                   "to the focus window; had to move it to avoid the "
-                  "focus window\n",
+                  "focus window",
                   window->desc);
     }
 }
@@ -527,7 +527,7 @@ find_first_fit (MetaWindow         *window,
     meta_rectangle_to_string (&logical_monitor->rect,
                               monitor_location_string);
     meta_topic (META_DEBUG_PLACEMENT,
-                "Natural monitor is %s\n",
+                "Natural monitor is %s",
                 monitor_location_string);
   }
 #endif
@@ -669,7 +669,7 @@ meta_window_place (MetaWindow        *window,
   GList *windows = NULL;
   MetaLogicalMonitor *logical_monitor;
 
-  meta_topic (META_DEBUG_PLACEMENT, "Placing window %s\n", window->desc);
+  meta_topic (META_DEBUG_PLACEMENT, "Placing window %s", window->desc);
 
   g_return_if_fail (!window->placement.rule);
 
@@ -713,7 +713,8 @@ meta_window_place (MetaWindow        *window,
             {
               /* don't constrain with placement algorithm */
               meta_topic (META_DEBUG_PLACEMENT,
-                          "Honoring USPosition for %s instead of using placement algorithm\n", window->desc);
+                          "Honoring USPosition for %s instead of using placement algorithm",
+                          window->desc);
 
               goto done;
             }
@@ -742,7 +743,7 @@ meta_window_place (MetaWindow        *window,
           if (window->size_hints.flags & PPosition)
             {
               meta_topic (META_DEBUG_PLACEMENT,
-                          "Not placing non-normal non-dialog window with PPosition set\n");
+                          "Not placing non-normal non-dialog window with PPosition set");
               goto done;
             }
           break;
@@ -756,7 +757,7 @@ meta_window_place (MetaWindow        *window,
           (window->size_hints.flags & USPosition))
         {
           meta_topic (META_DEBUG_PLACEMENT,
-                      "Not placing window with PPosition or USPosition set\n");
+                      "Not placing window with PPosition or USPosition set");
           avoid_being_obscured_as_second_modal_dialog (window, &x, &y);
           goto done;
         }
@@ -786,7 +787,8 @@ meta_window_place (MetaWindow        *window,
            */
           y += (parent_frame_rect.height - frame_rect.height)/3;
 
-          meta_topic (META_DEBUG_PLACEMENT, "Centered window %s over transient parent\n",
+          meta_topic (META_DEBUG_PLACEMENT,
+                      "Centered window %s over transient parent",
                       window->desc);
 
           avoid_being_obscured_as_second_modal_dialog (window, &x, &y);
@@ -816,7 +818,7 @@ meta_window_place (MetaWindow        *window,
       x = work_area.x + (work_area.width - frame_rect.width) / 2;
       y = work_area.y + (work_area.height - frame_rect.height) / 2;
 
-      meta_topic (META_DEBUG_PLACEMENT, "Centered window %s on monitor %d\n",
+      meta_topic (META_DEBUG_PLACEMENT, "Centered window %s on monitor %d",
                   window->desc, logical_monitor->number);
 
       goto done_check_denied_focus;
diff --git a/src/core/prefs.c b/src/core/prefs.c
index 3dc194aa7..a12b66671 100644
--- a/src/core/prefs.c
+++ b/src/core/prefs.c
@@ -578,7 +578,7 @@ handle_preference_init_string (void)
       if (cursor->handler)
         {
           if (cursor->target)
-            meta_bug ("%s has both a target and a handler\n", cursor->base.key);
+            meta_bug ("%s has both a target and a handler", cursor->base.key);
 
           g_settings_get_mapped (SETTINGS (cursor->base.schema),
                                  cursor->base.key, cursor->handler, NULL);
@@ -586,7 +586,7 @@ handle_preference_init_string (void)
       else
         {
           if (!cursor->target)
-            meta_bug ("%s must have handler or target\n", cursor->base.key);
+            meta_bug ("%s must have handler or target", cursor->base.key);
 
           g_free (*(cursor->target));
 
@@ -613,7 +613,7 @@ handle_preference_init_string_array (void)
       if (cursor->handler)
         {
           if (cursor->target)
-            meta_bug ("%s has both a target and a handler\n", cursor->base.key);
+            meta_bug ("%s has both a target and a handler", cursor->base.key);
 
           g_settings_get_mapped (SETTINGS (cursor->base.schema),
                                  cursor->base.key, cursor->handler, NULL);
@@ -621,7 +621,7 @@ handle_preference_init_string_array (void)
       else
         {
           if (!cursor->target)
-            meta_bug ("%s must have handler or target\n", cursor->base.key);
+            meta_bug ("%s must have handler or target", cursor->base.key);
 
           if (*(cursor->target))
             g_strfreev (*(cursor->target));
@@ -744,7 +744,7 @@ handle_preference_update_string (GSettings *settings,
   if (cursor->handler)
     {
       if (cursor->target)
-        meta_bug ("%s has both a target and a handler\n", cursor->base.key);
+        meta_bug ("%s has both a target and a handler", cursor->base.key);
 
       g_settings_get_mapped (SETTINGS (cursor->base.schema),
                              cursor->base.key, cursor->handler, NULL);
@@ -752,7 +752,7 @@ handle_preference_update_string (GSettings *settings,
   else
     {
       if (!cursor->target)
-        meta_bug ("%s must have handler or target\n", cursor->base.key);
+        meta_bug ("%s must have handler or target", cursor->base.key);
 
       value = g_settings_get_string (SETTINGS (cursor->base.schema),
                                      cursor->base.key);
@@ -786,7 +786,7 @@ handle_preference_update_string_array (GSettings *settings,
   if (cursor->handler)
     {
       if (cursor->target)
-        meta_bug ("%s has both a target and a handler\n", cursor->base.key);
+        meta_bug ("%s has both a target and a handler", cursor->base.key);
 
       g_settings_get_mapped (SETTINGS (cursor->base.schema),
                              cursor->base.key, cursor->handler, NULL);
@@ -797,7 +797,7 @@ handle_preference_update_string_array (GSettings *settings,
       int n_values, n_previous, i;
 
       if (!cursor->target)
-        meta_bug ("%s must have handler or target\n", cursor->base.key);
+        meta_bug ("%s must have handler or target", cursor->base.key);
 
       values = g_settings_get_strv (SETTINGS (cursor->base.schema),
                                     cursor->base.key);
@@ -924,7 +924,7 @@ emit_changed (MetaPreference pref)
   GList *tmp;
   GList *copy;
 
-  meta_topic (META_DEBUG_PREFS, "Notifying listeners that pref %s changed\n",
+  meta_topic (META_DEBUG_PREFS, "Notifying listeners that pref %s changed",
               meta_preference_to_string (pref));
 
   copy = g_list_copy (listeners);
@@ -974,13 +974,13 @@ changed_idle_handler (gpointer data)
 static void
 queue_changed (MetaPreference pref)
 {
-  meta_topic (META_DEBUG_PREFS, "Queueing change of pref %s\n",
+  meta_topic (META_DEBUG_PREFS, "Queueing change of pref %s",
               meta_preference_to_string (pref));
 
   if (g_list_find (changes, GINT_TO_POINTER (pref)) == NULL)
     changes = g_list_prepend (changes, GINT_TO_POINTER (pref));
   else
-    meta_topic (META_DEBUG_PREFS, "Change of pref %s was already pending\n",
+    meta_topic (META_DEBUG_PREFS, "Change of pref %s was already pending",
                 meta_preference_to_string (pref));
 
   if (changed_idle == 0)
@@ -1158,7 +1158,7 @@ maybe_give_disable_workarounds_warning (void)
       first_disable = FALSE;
 
       meta_warning ("Workarounds for broken applications disabled. "
-                    "Some applications may not behave properly.\n");
+                    "Some applications may not behave properly.");
     }
 }
 
@@ -1249,7 +1249,7 @@ titlebar_handler (GVariant *value,
   if (desc == NULL)
     {
       meta_warning ("Could not parse font description "
-                    "\"%s\" from GSettings key %s\n",
+                    "\"%s\" from GSettings key %s",
                     string_value ? string_value : "(null)",
                     KEY_TITLEBAR_FONT);
       return FALSE;
@@ -1287,17 +1287,17 @@ mouse_button_mods_handler (GVariant *value,
   if (!string_value || !meta_parse_modifier (string_value, &mods))
     {
       meta_topic (META_DEBUG_KEYBINDINGS,
-                  "Failed to parse new GSettings value\n");
+                  "Failed to parse new GSettings value");
 
       meta_warning ("\"%s\" found in configuration database is "
-                    "not a valid value for mouse button modifier\n",
+                    "not a valid value for mouse button modifier",
                     string_value);
 
       return FALSE;
     }
 
   meta_topic (META_DEBUG_KEYBINDINGS,
-              "Mouse button modifier has new GSettings value \"%s\"\n",
+              "Mouse button modifier has new GSettings value \"%s\"",
               string_value);
 
   if (mods != mouse_button_mods)
@@ -1406,7 +1406,8 @@ button_layout_handler (GVariant *value,
                 }
               else
                 {
-                  meta_topic (META_DEBUG_PREFS, "Ignoring unknown or already-used button name \"%s\"\n",
+                  meta_topic (META_DEBUG_PREFS,
+                              "Ignoring unknown or already-used button name \"%s\"",
                               buttons[b]);
                 }
             }
@@ -1457,7 +1458,8 @@ button_layout_handler (GVariant *value,
                 }
               else
                 {
-                  meta_topic (META_DEBUG_PREFS, "Ignoring unknown or already-used button name \"%s\"\n",
+                  meta_topic (META_DEBUG_PREFS,
+                              "Ignoring unknown or already-used button name \"%s\"",
                               buttons[b]);
                 }
             }
@@ -1540,7 +1542,7 @@ overlay_key_handler (GVariant *value,
   else
     {
       meta_topic (META_DEBUG_KEYBINDINGS,
-                  "Failed to parse value for overlay-key\n");
+                  "Failed to parse value for overlay-key");
       return FALSE;
     }
 
@@ -1570,7 +1572,7 @@ locate_pointer_key_handler (GVariant *value,
   if (!string_value || !meta_parse_accelerator (string_value, &combo))
     {
       meta_topic (META_DEBUG_KEYBINDINGS,
-                  "Failed to parse value for locate-pointer-key\n");
+                  "Failed to parse value for locate-pointer-key");
       return FALSE;
     }
 
@@ -1825,7 +1827,7 @@ update_binding (MetaKeyPref *binding,
   int i;
 
   meta_topic (META_DEBUG_KEYBINDINGS,
-              "Binding \"%s\" has new GSettings value\n",
+              "Binding \"%s\" has new GSettings value",
               binding->name);
 
   old_combos = binding->combos;
@@ -1840,8 +1842,8 @@ update_binding (MetaKeyPref *binding,
       if (!meta_parse_accelerator (strokes[i], combo))
         {
           meta_topic (META_DEBUG_KEYBINDINGS,
-                      "Failed to parse new GSettings value\n");
-          meta_warning ("\"%s\" found in configuration database is not a valid value for keybinding \"%s\"\n",
+                      "Failed to parse new GSettings value");
+          meta_warning ("\"%s\" found in configuration database is not a valid value for keybinding \"%s\"",
                         strokes[i], binding->name);
 
           g_free (combo);
@@ -1916,7 +1918,7 @@ meta_prefs_get_workspace_name (int i)
     name = workspace_names[i];
 
   meta_topic (META_DEBUG_PREFS,
-              "Getting name of workspace %d: \"%s\"\n", i, name);
+              "Getting name of workspace %d: \"%s\"", i, name);
 
   return name;
 }
@@ -1931,7 +1933,7 @@ meta_prefs_change_workspace_name (int         num,
   g_return_if_fail (num >= 0);
 
   meta_topic (META_DEBUG_PREFS,
-              "Changing name of workspace %d to %s\n",
+              "Changing name of workspace %d to %s",
               num, name ? name : "none");
 
   /* NULL and empty string both mean "default" here,
@@ -1941,10 +1943,10 @@ meta_prefs_change_workspace_name (int         num,
     {
       if (!name || !*name)
         meta_topic (META_DEBUG_PREFS,
-                    "Workspace %d already uses default name\n", num);
+                    "Workspace %d already uses default name", num);
       else
         meta_topic (META_DEBUG_PREFS,
-                    "Workspace %d already has name %s\n", num, name);
+                    "Workspace %d already has name %s", num, name);
       return;
     }
 
@@ -2009,7 +2011,7 @@ meta_prefs_add_keybinding (const char           *name,
 
   if (g_hash_table_lookup (key_bindings, name))
     {
-      meta_warning ("Trying to re-add keybinding \"%s\".\n", name);
+      meta_warning ("Trying to re-add keybinding \"%s\".", name);
       return FALSE;
     }
 
@@ -2059,13 +2061,13 @@ meta_prefs_remove_keybinding (const char *name)
   pref = g_hash_table_lookup (key_bindings, name);
   if (!pref)
     {
-      meta_warning ("Trying to remove non-existent keybinding \"%s\".\n", name);
+      meta_warning ("Trying to remove non-existent keybinding \"%s\".", name);
       return FALSE;
     }
 
   if (pref->builtin)
     {
-      meta_warning ("Trying to remove builtin keybinding \"%s\".\n", name);
+      meta_warning ("Trying to remove builtin keybinding \"%s\".", name);
       return FALSE;
     }
 
diff --git a/src/core/restart.c b/src/core/restart.c
index b13e1dcf4..10a6bd0c9 100644
--- a/src/core/restart.c
+++ b/src/core/restart.c
@@ -74,7 +74,7 @@ restart_helper_read_line_callback (GObject      *source_object,
                                                           &length, &error);
   if (line == NULL)
     {
-      meta_warning ("Failed to read output from restart helper%s%s\n",
+      meta_warning ("Failed to read output from restart helper%s%s",
                     error ? ": " : NULL,
                     error ? error->message : NULL);
     }
@@ -150,7 +150,7 @@ meta_restart (const char *message)
                                  NULL, /* standard_error */
                                  &error))
     {
-      meta_warning ("Failed to start restart helper: %s\n", error->message);
+      meta_warning ("Failed to start restart helper: %s", error->message);
       goto error;
     }
 
@@ -163,7 +163,7 @@ meta_restart (const char *message)
                                        &error);
   if (error != NULL)
     {
-      meta_warning ("Failed to read from restart helper: %s\n", error->message);
+      meta_warning ("Failed to read from restart helper: %s", error->message);
       g_object_unref (data_stream);
       goto error;
     }
diff --git a/src/core/stack-tracker.c b/src/core/stack-tracker.c
index 96ffabcee..a1f8e709d 100644
--- a/src/core/stack-tracker.c
+++ b/src/core/stack-tracker.c
@@ -235,9 +235,8 @@ stack_dump (MetaStackTracker *tracker,
   for (i = 0; i < stack->len; i++)
     {
       guint64 window = g_array_index (stack, guint64, i);
-      meta_topic (META_DEBUG_STACK, "  %s", get_window_desc (tracker, window));
+      meta_topic (META_DEBUG_STACK, "    %s", get_window_desc (tracker, window));
     }
-  meta_topic (META_DEBUG_STACK, "\n");
   meta_pop_no_msg_prefix ();
 }
 #endif /* WITH_VERBOSE_MODE */
@@ -248,9 +247,9 @@ meta_stack_tracker_dump (MetaStackTracker *tracker)
 #ifdef WITH_VERBOSE_MODE
   GList *l;
 
-  meta_topic (META_DEBUG_STACK, "MetaStackTracker state\n");
+  meta_topic (META_DEBUG_STACK, "MetaStackTracker state");
   meta_push_no_msg_prefix ();
-  meta_topic (META_DEBUG_STACK, "  xserver_serial: %ld\n", tracker->xserver_serial);
+  meta_topic (META_DEBUG_STACK, "  xserver_serial: %ld", tracker->xserver_serial);
   meta_topic (META_DEBUG_STACK, "  verified_stack: ");
   stack_dump (tracker, tracker->verified_stack);
   meta_topic (META_DEBUG_STACK, "  unverified_predictions: [");
@@ -259,10 +258,10 @@ meta_stack_tracker_dump (MetaStackTracker *tracker)
       MetaStackOp *op = l->data;
       meta_stack_op_dump (tracker, op, "", l->next ? ", " : "");
     }
-  meta_topic (META_DEBUG_STACK, "]\n");
+  meta_topic (META_DEBUG_STACK, "]");
   if (tracker->predicted_stack)
     {
-      meta_topic (META_DEBUG_STACK, "\n  predicted_stack: ");
+      meta_topic (META_DEBUG_STACK, "  predicted_stack: ");
       stack_dump (tracker, tracker->predicted_stack);
     }
   meta_pop_no_msg_prefix ();
@@ -629,7 +628,7 @@ stack_tracker_apply_prediction (MetaStackTracker *tracker,
     }
   else
     {
-      meta_stack_op_dump (tracker, op, "Predicting: ", "\n");
+      meta_stack_op_dump (tracker, op, "Predicting: ", "");
       g_queue_push_tail (tracker->unverified_predictions, op);
     }
 
@@ -714,7 +713,7 @@ stack_tracker_event_received (MetaStackTracker *tracker,
   if (op->any.serial < tracker->xserver_serial)
     return;
 
-  meta_stack_op_dump (tracker, op, "Stack op event received: ", "\n");
+  meta_stack_op_dump (tracker, op, "Stack op event received: ", "");
 
   /* First we apply any operations that we have queued up that depended
    * on X operations *older* than what we received .. those operations
diff --git a/src/core/stack.c b/src/core/stack.c
index 56e810ff2..116a7312b 100644
--- a/src/core/stack.c
+++ b/src/core/stack.c
@@ -78,7 +78,7 @@ on_stack_changed (MetaStack *stack)
   GArray *hidden_stack_ids;
   GList *sorted;
 
-  meta_topic (META_DEBUG_STACK, "Syncing window stack to server\n");
+  meta_topic (META_DEBUG_STACK, "Syncing window stack to server");
 
   all_root_children_stacked = g_array_new (FALSE, FALSE, sizeof (uint64_t));
   hidden_stack_ids = g_array_new (FALSE, FALSE, sizeof (uint64_t));
@@ -122,7 +122,6 @@ on_stack_changed (MetaStack *stack)
       g_array_append_val (all_root_children_stacked, stack_id);
     }
 
-  meta_topic (META_DEBUG_STACK, "\n");
   meta_pop_no_msg_prefix ();
 
   if (display->x11_display)
@@ -137,7 +136,7 @@ on_stack_changed (MetaStack *stack)
 
   /* Sync to server */
 
-  meta_topic (META_DEBUG_STACK, "Restacking %u windows\n",
+  meta_topic (META_DEBUG_STACK, "Restacking %u windows",
               all_root_children_stacked->len);
 
   meta_stack_tracker_restack_managed (display->stack_tracker,
@@ -275,10 +274,10 @@ meta_stack_add (MetaStack  *stack,
 
   g_return_if_fail (meta_window_is_stackable (window));
 
-  meta_topic (META_DEBUG_STACK, "Adding window %s to the stack\n", window->desc);
+  meta_topic (META_DEBUG_STACK, "Adding window %s to the stack", window->desc);
 
   if (meta_window_is_in_stack (window))
-    meta_bug ("Window %s had stack position already\n", window->desc);
+    meta_bug ("Window %s had stack position already", window->desc);
 
   stack->sorted = g_list_prepend (stack->sorted, window);
   stack->need_resort = TRUE; /* may not be needed as we add to top */
@@ -290,7 +289,7 @@ meta_stack_add (MetaStack  *stack,
   window->stack_position = stack->n_positions;
   stack->n_positions += 1;
   meta_topic (META_DEBUG_STACK,
-              "Window %s has stack_position initialized to %d\n",
+              "Window %s has stack_position initialized to %d",
               window->desc, window->stack_position);
 
   meta_stack_changed (stack);
@@ -306,7 +305,7 @@ meta_stack_remove (MetaStack  *stack,
   COGL_TRACE_BEGIN_SCOPED (MetaStackRemove,
                            "Stack (remove window)");
 
-  meta_topic (META_DEBUG_STACK, "Removing window %s from the stack\n", window->desc);
+  meta_topic (META_DEBUG_STACK, "Removing window %s from the stack", window->desc);
 
   /* Set window to top position, so removing it will not leave gaps
    * in the set of positions
@@ -576,7 +575,7 @@ create_constraints (Constraint **constraints,
 
       if (!meta_window_is_in_stack (w))
         {
-          meta_topic (META_DEBUG_STACK, "Window %s not in the stack, not constraining it\n",
+          meta_topic (META_DEBUG_STACK, "Window %s not in the stack, not constraining it",
                       w->desc);
           tmp = tmp->next;
           continue;
@@ -619,7 +618,8 @@ create_constraints (Constraint **constraints,
               if (!meta_window_has_transient_type (group_window))
 #endif
                 {
-                  meta_topic (META_DEBUG_STACK, "Constraining %s above %s as it's transient for its group\n",
+                  meta_topic (META_DEBUG_STACK,
+                              "Constraining %s above %s as it's transient for its group",
                               w->desc, group_window->desc);
                   add_constraint (constraints, w, group_window);
                 }
@@ -637,7 +637,8 @@ create_constraints (Constraint **constraints,
 
           if (parent && meta_window_is_in_stack (parent))
             {
-              meta_topic (META_DEBUG_STACK, "Constraining %s above %s due to transiency\n",
+              meta_topic (META_DEBUG_STACK,
+                          "Constraining %s above %s due to transiency",
                           w->desc, parent->desc);
               add_constraint (constraints, w, parent);
             }
@@ -728,7 +729,7 @@ ensure_above (MetaWindow *above,
   if (is_transient && above->layer < below->layer)
     {
       meta_topic (META_DEBUG_STACK,
-		  "Promoting window %s from layer %u to %u due to constraint\n",
+		  "Promoting window %s from layer %u to %u due to constraint",
 		  above->desc, above->layer, below->layer);
       above->layer = below->layer;
     }
@@ -739,7 +740,7 @@ ensure_above (MetaWindow *above,
       meta_window_set_stack_position_no_sync (above, below->stack_position);
       g_assert (below->stack_position + 1 == above->stack_position);
     }
-  meta_topic (META_DEBUG_STACK, "%s above at %d > %s below at %d\n",
+  meta_topic (META_DEBUG_STACK, "%s above at %d > %s below at %d",
               above->desc, above->stack_position,
               below->desc, below->stack_position);
 }
@@ -819,7 +820,7 @@ stack_do_relayer (MetaStack *stack)
     return;
 
   meta_topic (META_DEBUG_STACK,
-              "Recomputing layers\n");
+              "Recomputing layers");
 
   tmp = stack->sorted;
 
@@ -836,7 +837,7 @@ stack_do_relayer (MetaStack *stack)
       if (w->layer != old_layer)
         {
           meta_topic (META_DEBUG_STACK,
-                      "Window %s moved from layer %u to %u\n",
+                      "Window %s moved from layer %u to %u",
                       w->desc, old_layer, w->layer);
           stack->need_resort = TRUE;
           stack->need_constrain = TRUE;
@@ -869,7 +870,7 @@ stack_do_constrain (MetaStack *stack)
     return;
 
   meta_topic (META_DEBUG_STACK,
-              "Reapplying constraints\n");
+              "Reapplying constraints");
 
   constraints = g_new0 (Constraint*,
                         stack->n_positions);
@@ -898,7 +899,7 @@ stack_do_resort (MetaStack *stack)
     return;
 
   meta_topic (META_DEBUG_STACK,
-              "Sorting stack list\n");
+              "Sorting stack list");
 
   stack->sorted = g_list_sort (stack->sorted,
                                (GCompareFunc) compare_window_position);
@@ -1243,7 +1244,7 @@ meta_stack_set_positions (MetaStack *stack,
   if (!lists_contain_same_windows (windows, stack->sorted))
     {
       meta_warning ("This list of windows has somehow changed; not resetting "
-                    "positions of the windows.\n");
+                    "positions of the windows.");
       return;
     }
 
@@ -1263,7 +1264,7 @@ meta_stack_set_positions (MetaStack *stack,
     }
 
   meta_topic (META_DEBUG_STACK,
-              "Reset the stack positions of (nearly) all windows\n");
+              "Reset the stack positions of (nearly) all windows");
 
   meta_stack_changed (stack);
   meta_stack_update_window_tile_matches (stack, NULL);
@@ -1283,7 +1284,7 @@ meta_window_set_stack_position_no_sync (MetaWindow *window,
 
   if (position == window->stack_position)
     {
-      meta_topic (META_DEBUG_STACK, "Window %s already has position %d\n",
+      meta_topic (META_DEBUG_STACK, "Window %s already has position %d",
                   window->desc, position);
       return;
     }
@@ -1319,7 +1320,7 @@ meta_window_set_stack_position_no_sync (MetaWindow *window,
   window->stack_position = position;
 
   meta_topic (META_DEBUG_STACK,
-              "Window %s had stack_position set to %d\n",
+              "Window %s had stack_position set to %d",
               window->desc, window->stack_position);
 }
 
diff --git a/src/core/startup-notification.c b/src/core/startup-notification.c
index 99c0d9d06..07f1856b0 100644
--- a/src/core/startup-notification.c
+++ b/src/core/startup-notification.c
@@ -135,13 +135,13 @@ meta_startup_notification_update_feedback (MetaStartupNotification *sn)
   if (meta_startup_notification_has_pending_sequences (sn))
     {
       meta_topic (META_DEBUG_STARTUP,
-                  "Setting busy cursor\n");
+                  "Setting busy cursor");
       meta_display_set_cursor (display, META_CURSOR_BUSY);
     }
   else
     {
       meta_topic (META_DEBUG_STARTUP,
-                  "Setting default cursor\n");
+                  "Setting default cursor");
       meta_display_set_cursor (display, META_CURSOR_DEFAULT);
     }
 }
@@ -459,7 +459,7 @@ collect_timed_out_foreach (void *element,
   elapsed = ctod->now - timestamp;
 
   meta_topic (META_DEBUG_STARTUP,
-              "Sequence used %" G_GINT64_FORMAT " ms vs. %d max: %s\n",
+              "Sequence used %" G_GINT64_FORMAT " ms vs. %d max: %s",
               elapsed, STARTUP_TIMEOUT_MS,
               meta_startup_sequence_get_id (sequence));
 
@@ -485,7 +485,7 @@ startup_sequence_timeout (void *data)
       MetaStartupSequence *sequence = l->data;
 
       meta_topic (META_DEBUG_STARTUP,
-                  "Timed out sequence %s\n",
+                  "Timed out sequence %s",
                   meta_startup_sequence_get_id (sequence));
 
       meta_startup_sequence_complete (sequence);
diff --git a/src/core/util.c b/src/core/util.c
index b6f31b186..681529b16 100644
--- a/src/core/util.c
+++ b/src/core/util.c
@@ -79,7 +79,7 @@ ensure_logfile (void)
 
       if (err != NULL)
         {
-          meta_warning ("Failed to open debug log: %s\n",
+          meta_warning ("Failed to open debug log: %s",
                         err->message);
           g_error_free (err);
           return;
@@ -89,13 +89,13 @@ ensure_logfile (void)
 
       if (logfile == NULL)
         {
-          meta_warning ("Failed to fdopen() log file %s: %s\n",
+          meta_warning ("Failed to fdopen() log file %s: %s",
                         filename, strerror (errno));
           close (fd);
         }
       else
         {
-          g_printerr ("Opened log file %s\n", filename);
+          g_printerr ("Opened log file %s", filename);
         }
 
       g_free (filename);
@@ -114,7 +114,7 @@ meta_set_verbose (gboolean setting)
 {
 #ifndef WITH_VERBOSE_MODE
   if (setting)
-    meta_fatal (_("Mutter was compiled without support for verbose mode\n"));
+    meta_fatal (_("Mutter was compiled without support for verbose mode"));
 #endif
 
   if (setting)
@@ -314,6 +314,7 @@ meta_topic_real_valist (MetaDebugTopic topic,
     }
 
   utf8_fputs (str, out);
+  utf8_fputs ("\n", out);
 
   fflush (out);
 
@@ -355,6 +356,7 @@ meta_bug (const char *format, ...)
   if (no_prefix == 0)
     utf8_fputs ("Bug in window manager: ", out);
   utf8_fputs (str, out);
+  utf8_fputs ("\n", out);
 
   fflush (out);
 
@@ -386,6 +388,7 @@ meta_warning (const char *format, ...)
   if (no_prefix == 0)
     utf8_fputs ("Window manager warning: ", out);
   utf8_fputs (str, out);
+  utf8_fputs ("\n", out);
 
   fflush (out);
 
@@ -416,6 +419,7 @@ meta_fatal (const char *format, ...)
   if (no_prefix == 0)
     utf8_fputs ("Window manager error: ", out);
   utf8_fputs (str, out);
+  utf8_fputs ("\n", out);
 
   fflush (out);
 
@@ -647,7 +651,7 @@ meta_show_dialog (const char *type,
 
   if (error)
     {
-      meta_warning ("%s\n", error->message);
+      meta_warning ("%s", error->message);
       g_error_free (error);
     }
 
diff --git a/src/core/window.c b/src/core/window.c
index dd1cd625e..dd4882081 100644
--- a/src/core/window.c
+++ b/src/core/window.c
@@ -983,7 +983,7 @@ _meta_window_shared_new (MetaDisplay         *display,
 
   g_assert (attrs != NULL);
 
-  meta_verbose ("attrs->map_state = %d (%s)\n",
+  meta_verbose ("attrs->map_state = %d (%s)",
                 attrs->map_state,
                 (attrs->map_state == IsUnmapped) ?
                 "IsUnmapped" :
@@ -1203,14 +1203,14 @@ _meta_window_shared_new (MetaDisplay         *display,
     {
       /* WM_HINTS said minimized */
       window->minimized = TRUE;
-      meta_verbose ("Window %s asked to start out minimized\n", window->desc);
+      meta_verbose ("Window %s asked to start out minimized", window->desc);
     }
 
   if (existing_wm_state == IconicState)
     {
       /* WM_STATE said minimized */
       window->minimized = TRUE;
-      meta_verbose ("Window %s had preexisting WM_STATE = IconicState, minimizing\n",
+      meta_verbose ("Window %s had preexisting WM_STATE = IconicState, minimizing",
                     window->desc);
 
       /* Assume window was previously placed, though perhaps it's
@@ -1279,7 +1279,7 @@ _meta_window_shared_new (MetaDisplay         *display,
       if (window->initial_workspace == (int) 0xFFFFFFFF)
         {
           meta_topic (META_DEBUG_PLACEMENT,
-                      "Window %s is initially on all spaces\n",
+                      "Window %s is initially on all spaces",
                       window->desc);
 
 	  /* need to set on_all_workspaces first so that it will be
@@ -1292,7 +1292,7 @@ _meta_window_shared_new (MetaDisplay         *display,
       else if (!on_all_workspaces)
         {
           meta_topic (META_DEBUG_PLACEMENT,
-                      "Window %s is initially on space %d\n",
+                      "Window %s is initially on space %d",
                       window->desc, window->initial_workspace);
 
           workspace = meta_workspace_manager_get_workspace_by_index (workspace_manager,
@@ -1316,7 +1316,7 @@ _meta_window_shared_new (MetaDisplay         *display,
       if (window->transient_for != NULL)
         {
           meta_topic (META_DEBUG_PLACEMENT,
-                      "Putting window %s on same workspace as parent %s\n",
+                      "Putting window %s on same workspace as parent %s",
                       window->desc, window->transient_for->desc);
 
           g_warn_if_fail (!window->transient_for->override_redirect);
@@ -1327,7 +1327,7 @@ _meta_window_shared_new (MetaDisplay         *display,
       else if (window->on_all_workspaces)
         {
           meta_topic (META_DEBUG_PLACEMENT,
-                      "Putting window %s on all workspaces\n",
+                      "Putting window %s on all workspaces",
                       window->desc);
 
           set_workspace_state (window, TRUE, NULL);
@@ -1335,7 +1335,7 @@ _meta_window_shared_new (MetaDisplay         *display,
       else
         {
           meta_topic (META_DEBUG_PLACEMENT,
-                      "Putting window %s on active workspace\n",
+                      "Putting window %s on active workspace",
                       window->desc);
 
           set_workspace_state (window, FALSE, workspace_manager->active_workspace);
@@ -1441,7 +1441,7 @@ meta_window_unmanage (MetaWindow  *window,
   MetaWorkspaceManager *workspace_manager = window->display->workspace_manager;
   GList *tmp;
 
-  meta_verbose ("Unmanaging %s\n", window->desc);
+  meta_verbose ("Unmanaging %s", window->desc);
   window->unmanaging = TRUE;
 
   g_clear_handle_id (&window->unmanage_idle_id, g_source_remove);
@@ -1461,7 +1461,7 @@ meta_window_unmanage (MetaWindow  *window,
   window->known_to_compositor = FALSE;
 
   if (destroying_windows_disallowed > 0)
-    meta_bug ("Tried to destroy window %s while destruction was not allowed\n",
+    meta_bug ("Tried to destroy window %s while destruction was not allowed",
               window->desc);
 
   meta_display_unregister_stamp (window->display, window->stamp);
@@ -1519,7 +1519,7 @@ meta_window_unmanage (MetaWindow  *window,
   if (window->has_focus)
     {
       meta_topic (META_DEBUG_FOCUS,
-                  "Focusing default window since we're unmanaging %s\n",
+                  "Focusing default window since we're unmanaging %s",
                   window->desc);
       meta_workspace_focus_default_window (workspace_manager->active_workspace,
                                            window,
@@ -1528,7 +1528,7 @@ meta_window_unmanage (MetaWindow  *window,
   else
     {
       meta_topic (META_DEBUG_FOCUS,
-                  "Unmanaging window %s which doesn't currently have focus\n",
+                  "Unmanaging window %s which doesn't currently have focus",
                   window->desc);
     }
 
@@ -1540,7 +1540,7 @@ meta_window_unmanage (MetaWindow  *window,
       window->struts = NULL;
 
       meta_topic (META_DEBUG_WORKAREA,
-                  "Unmanaging window %s which has struts, so invalidating work areas\n",
+                  "Unmanaging window %s which has struts, so invalidating work areas",
                   window->desc);
       invalidate_work_areas (window);
     }
@@ -1706,7 +1706,7 @@ meta_window_showing_on_its_workspace (MetaWindow *window)
       workspace_of_window && workspace_of_window->showing_desktop &&
       !is_desktop_or_dock)
     {
-      meta_verbose ("We're showing the desktop on the workspace(s) that window %s is on\n",
+      meta_verbose ("We're showing the desktop on the workspace(s) that window %s is on",
                     window->desc);
       showing = FALSE;
     }
@@ -1747,7 +1747,7 @@ implement_showing (MetaWindow *window,
                    gboolean    showing)
 {
   /* Actually show/hide the window */
-  meta_verbose ("Implement showing = %d for window %s\n",
+  meta_verbose ("Implement showing = %d for window %s",
                 showing, window->desc);
 
   /* Some windows are not stackable until being showed, so add those now. */
@@ -1809,7 +1809,7 @@ idle_calc_showing (gpointer data)
   g_return_val_if_fail (queue_pending[queue_index] != NULL, FALSE);
 
   meta_topic (META_DEBUG_WINDOW_STATE,
-              "Clearing the calc_showing queue\n");
+              "Clearing the calc_showing queue");
 
   /* Work with a copy, for reentrancy. The allowed reentrancy isn't
    * complete; destroying a window while we're in here would result in
@@ -1959,7 +1959,7 @@ meta_window_unqueue (MetaWindow *window, guint queuebits)
         {
 
           meta_topic (META_DEBUG_WINDOW_STATE,
-              "Removing %s from the %s queue\n",
+              "Removing %s from the %s queue",
               window->desc,
               meta_window_queue_names[queuenum]);
 
@@ -2036,7 +2036,7 @@ meta_window_queue (MetaWindow *window, guint queuebits)
             break;
 
           meta_topic (META_DEBUG_WINDOW_STATE,
-              "Putting %s in the %s queue\n",
+              "Putting %s in the %s queue",
               window->desc,
               meta_window_queue_names[queuenum]);
 
@@ -2078,7 +2078,7 @@ intervening_user_event_occurred (MetaWindow *window)
               "  net_wm_user_time_set : %d\n"
               "  net_wm_user_time     : %u\n"
               "  initial_timestamp_set: %d\n"
-              "  initial_timestamp    : %u\n",
+              "  initial_timestamp    : %u",
               window->net_wm_user_time_set,
               window->net_wm_user_time,
               window->initial_timestamp_set,
@@ -2089,7 +2089,7 @@ intervening_user_event_occurred (MetaWindow *window)
                   "COMPARISON (continued):\n"
                   "  focus_window             : %s\n"
                   "  fw->net_wm_user_time_set : %d\n"
-                  "  fw->net_wm_user_time     : %u\n",
+                  "  fw->net_wm_user_time     : %u",
                   focus_window->desc,
                   focus_window->net_wm_user_time_set,
                   focus_window->net_wm_user_time);
@@ -2107,7 +2107,7 @@ intervening_user_event_occurred (MetaWindow *window)
        (window->initial_timestamp == 0)))
     {
       meta_topic (META_DEBUG_STARTUP,
-                  "window %s explicitly requested no focus\n",
+                  "window %s explicitly requested no focus",
                   window->desc);
       return TRUE;
     }
@@ -2115,7 +2115,7 @@ intervening_user_event_occurred (MetaWindow *window)
   if (!(window->net_wm_user_time_set) && !(window->initial_timestamp_set))
     {
       meta_topic (META_DEBUG_STARTUP,
-                  "no information about window %s found\n",
+                  "no information about window %s found",
                   window->desc);
       return FALSE;
     }
@@ -2124,7 +2124,7 @@ intervening_user_event_occurred (MetaWindow *window)
       !focus_window->net_wm_user_time_set)
     {
       meta_topic (META_DEBUG_STARTUP,
-                  "focus window, %s, doesn't have a user time set yet!\n",
+                  "focus window, %s, doesn't have a user time set yet!",
                   window->desc);
       return FALSE;
     }
@@ -2153,7 +2153,7 @@ intervening_user_event_occurred (MetaWindow *window)
       XSERVER_TIME_IS_BEFORE (compare, focus_window->net_wm_user_time))
     {
       meta_topic (META_DEBUG_STARTUP,
-                  "window %s focus prevented by other activity; %u < %u\n",
+                  "window %s focus prevented by other activity; %u < %u",
                   window->desc,
                   compare,
                   focus_window->net_wm_user_time);
@@ -2162,7 +2162,7 @@ intervening_user_event_occurred (MetaWindow *window)
   else
     {
       meta_topic (META_DEBUG_STARTUP,
-                  "new window %s with no intervening events\n",
+                  "new window %s with no intervening events",
                   window->desc);
       return FALSE;
     }
@@ -2255,7 +2255,7 @@ window_state_on_map (MetaWindow *window,
                                              window))
     {
       meta_topic (META_DEBUG_FOCUS,
-                  "focus_window is terminal; not focusing new window.\n");
+                  "focus_window is terminal; not focusing new window.");
       *takes_focus = FALSE;
       *places_on_top = FALSE;
     }
@@ -2396,7 +2396,7 @@ meta_window_show (MetaWindow *window)
   MetaDisplay *display = window->display;
 
   meta_topic (META_DEBUG_WINDOW_STATE,
-              "Showing window %s, shaded: %d iconic: %d placed: %d\n",
+              "Showing window %s, shaded: %d iconic: %d placed: %d",
               window->desc, window->shaded, window->iconic, window->placed);
 
   focus_window = window->display->focus_window;  /* May be NULL! */
@@ -2405,7 +2405,7 @@ meta_window_show (MetaWindow *window)
   needs_stacking_adjustment = FALSE;
 
   meta_topic (META_DEBUG_WINDOW_STATE,
-              "Window %s %s focus on map, and %s place on top on map.\n",
+              "Window %s %s focus on map, and %s place on top on map.",
               window->desc,
               takes_focus_on_map ? "does" : "does not",
               place_on_top_on_map ? "does" : "does not");
@@ -2577,7 +2577,7 @@ meta_window_show (MetaWindow *window)
   if (did_show && window->struts)
     {
       meta_topic (META_DEBUG_WORKAREA,
-                  "Mapped window %s with struts, so invalidating work areas\n",
+                  "Mapped window %s with struts, so invalidating work areas",
                   window->desc);
       invalidate_work_areas (window);
     }
@@ -2612,7 +2612,7 @@ meta_window_hide (MetaWindow *window)
   gboolean did_hide;
 
   meta_topic (META_DEBUG_WINDOW_STATE,
-              "Hiding window %s\n", window->desc);
+              "Hiding window %s", window->desc);
 
   if (window->visible_to_compositor)
     {
@@ -2658,7 +2658,7 @@ meta_window_hide (MetaWindow *window)
   if (did_hide && window->struts)
     {
       meta_topic (META_DEBUG_WORKAREA,
-                  "Unmapped window %s with struts, so invalidating work areas\n",
+                  "Unmapped window %s with struts, so invalidating work areas",
                   window->desc);
       invalidate_work_areas (window);
     }
@@ -2718,13 +2718,13 @@ meta_window_minimize (MetaWindow  *window)
       if (window->has_focus)
         {
           meta_topic (META_DEBUG_FOCUS,
-                      "Focusing default window due to minimization of focus window %s\n",
+                      "Focusing default window due to minimization of focus window %s",
                       window->desc);
         }
       else
         {
           meta_topic (META_DEBUG_FOCUS,
-                      "Minimizing window %s which doesn't have the focus\n",
+                      "Minimizing window %s which doesn't have the focus",
                       window->desc);
         }
 
@@ -2815,7 +2815,7 @@ meta_window_maximize_internal (MetaWindow        *window,
   g_assert (maximize_horizontally || maximize_vertically);
 
   meta_topic (META_DEBUG_WINDOW_OPS,
-              "Maximizing %s%s\n",
+              "Maximizing %s%s",
               window->desc,
               maximize_horizontally && maximize_vertically ? "" :
                 maximize_horizontally ? " horizontally" :
@@ -3243,7 +3243,7 @@ static void
 unmaximize_window_before_freeing (MetaWindow        *window)
 {
   meta_topic (META_DEBUG_WINDOW_OPS,
-              "Unmaximizing %s just before freeing\n",
+              "Unmaximizing %s just before freeing",
               window->desc);
 
   window->maximized_horizontally = FALSE;
@@ -3308,7 +3308,7 @@ meta_window_unmaximize (MetaWindow        *window,
         window->tile_mode = META_TILE_NONE;
 
       meta_topic (META_DEBUG_WINDOW_OPS,
-                  "Unmaximizing %s%s\n",
+                  "Unmaximizing %s%s",
                   window->desc,
                   unmaximize_horizontally && unmaximize_vertically ? "" :
                     unmaximize_horizontally ? " horizontally" :
@@ -3448,7 +3448,7 @@ meta_window_make_fullscreen_internal (MetaWindow  *window)
   if (!window->fullscreen)
     {
       meta_topic (META_DEBUG_WINDOW_OPS,
-                  "Fullscreening %s\n", window->desc);
+                  "Fullscreening %s", window->desc);
 
       if (window->shaded)
         {
@@ -3515,7 +3515,7 @@ meta_window_unmake_fullscreen (MetaWindow  *window)
       MetaRectangle old_frame_rect, old_buffer_rect, target_rect;
 
       meta_topic (META_DEBUG_WINDOW_OPS,
-                  "Unfullscreening %s\n", window->desc);
+                  "Unfullscreening %s", window->desc);
 
       window->fullscreen = FALSE;
       target_rect = window->saved_rect;
@@ -3611,7 +3611,7 @@ meta_window_shade (MetaWindow  *window,
   g_return_if_fail (!window->override_redirect);
 
   meta_topic (META_DEBUG_WINDOW_OPS,
-              "Shading %s\n", window->desc);
+              "Shading %s", window->desc);
   if (!window->shaded)
     {
       window->shaded = TRUE;
@@ -3623,7 +3623,7 @@ meta_window_shade (MetaWindow  *window,
        * and we need to focus the frame
        */
       meta_topic (META_DEBUG_FOCUS,
-                  "Re-focusing window %s after shading it\n",
+                  "Re-focusing window %s after shading it",
                   window->desc);
       meta_window_focus (window, timestamp);
 
@@ -3638,7 +3638,7 @@ meta_window_unshade (MetaWindow  *window,
   g_return_if_fail (!window->override_redirect);
 
   meta_topic (META_DEBUG_WINDOW_OPS,
-              "Unshading %s\n", window->desc);
+              "Unshading %s", window->desc);
   if (window->shaded)
     {
       window->shaded = FALSE;
@@ -3647,7 +3647,7 @@ meta_window_unshade (MetaWindow  *window,
 
       /* focus the window */
       meta_topic (META_DEBUG_FOCUS,
-                  "Focusing window %s after unshading it\n",
+                  "Focusing window %s after unshading it",
                   window->desc);
       meta_window_focus (window, timestamp);
 
@@ -3687,7 +3687,7 @@ meta_window_activate_full (MetaWindow     *window,
 
   meta_topic (META_DEBUG_FOCUS,
               "_NET_ACTIVE_WINDOW message sent for %s at time %u "
-              "by client type %u.\n",
+              "by client type %u.",
               window->desc, timestamp, source_indication);
 
   allow_workspace_switch = (timestamp != 0);
@@ -3696,7 +3696,7 @@ meta_window_activate_full (MetaWindow     *window,
     {
       meta_topic (META_DEBUG_FOCUS,
                   "last_user_time (%u) is more recent; ignoring "
-                  " _NET_ACTIVE_WINDOW message.\n",
+                  " _NET_ACTIVE_WINDOW message.",
                   window->display->last_user_time);
       meta_window_set_demands_attention(window);
       return;
@@ -3742,7 +3742,7 @@ meta_window_activate_full (MetaWindow     *window,
     meta_window_raise (window);
 
   meta_topic (META_DEBUG_FOCUS,
-              "Focusing window %s due to activation\n",
+              "Focusing window %s due to activation",
               window->desc);
 
   if (meta_window_located_on_workspace (window, workspace))
@@ -4368,7 +4368,7 @@ idle_move_resize (gpointer data)
   GSList *copy;
   guint queue_index = GPOINTER_TO_INT (data);
 
-  meta_topic (META_DEBUG_GEOMETRY, "Clearing the move_resize queue\n");
+  meta_topic (META_DEBUG_GEOMETRY, "Clearing the move_resize queue");
 
   /* Work with a copy, for reentrancy. The allowed reentrancy isn't
    * complete; destroying a window while we're in here would result in
@@ -4753,7 +4753,7 @@ meta_window_focus (MetaWindow  *window,
   window->restore_focus_on_map = FALSE;
 
   meta_topic (META_DEBUG_FOCUS,
-              "Setting input focus to window %s, input: %d focusable: %d\n",
+              "Setting input focus to window %s, input: %d focusable: %d",
               window->desc, window->input, meta_window_is_focusable (window));
 
   if (window->display->grab_window &&
@@ -4762,7 +4762,7 @@ meta_window_focus (MetaWindow  *window,
       !window->display->grab_window->unmanaging)
     {
       meta_topic (META_DEBUG_FOCUS,
-                  "Current focus window %s has global keygrab, not focusing window %s after all\n",
+                  "Current focus window %s has global keygrab, not focusing window %s after all",
                   window->display->grab_window->desc, window->desc);
       return;
     }
@@ -4773,7 +4773,7 @@ meta_window_focus (MetaWindow  *window,
       meta_window_transient_can_focus (modal_transient))
     {
       meta_topic (META_DEBUG_FOCUS,
-                  "%s has %s as a modal transient, so focusing it instead.\n",
+                  "%s has %s as a modal transient, so focusing it instead.",
                   window->desc, modal_transient->desc);
       if (!meta_window_located_on_workspace (modal_transient, workspace_manager->active_workspace))
         meta_window_change_workspace (modal_transient, workspace_manager->active_workspace);
@@ -4785,7 +4785,7 @@ meta_window_focus (MetaWindow  *window,
   if ((!window->mapped || window->hidden) && !window->shaded)
     {
       meta_topic (META_DEBUG_FOCUS,
-                  "Window %s is not showing, not focusing after all\n",
+                  "Window %s is not showing, not focusing after all",
                   window->desc);
       return;
     }
@@ -4976,7 +4976,7 @@ meta_window_change_workspace (MetaWindow    *window,
 static void
 window_stick_impl (MetaWindow  *window)
 {
-  meta_verbose ("Sticking window %s current on_all_workspaces = %d\n",
+  meta_verbose ("Sticking window %s current on_all_workspaces = %d",
                 window->desc, window->on_all_workspaces);
 
   if (window->on_all_workspaces_requested)
@@ -5091,7 +5091,7 @@ meta_window_raise (MetaWindow  *window)
   ancestor = meta_window_find_root_ancestor (window);
 
   meta_topic (META_DEBUG_WINDOW_OPS,
-              "Raising window %s, ancestor of %s\n",
+              "Raising window %s, ancestor of %s",
               ancestor->desc, window->desc);
 
   /* Raise the ancestor of the window (if the window has no ancestor,
@@ -5110,7 +5110,7 @@ meta_window_raise (MetaWindow  *window)
       meta_warning (
                     "Either stacks aren't per screen or some window has a weird "
                     "transient_for hint; window->display->stack != "
-                    "ancestor->screen->stack.  window = %s, ancestor = %s.\n",
+                    "ancestor->screen->stack.  window = %s, ancestor = %s.",
                     window->desc, ancestor->desc);
       /* We could raise the window here, but don't want to do that twice and
        * so we let the case below handle that.
@@ -5134,7 +5134,7 @@ meta_window_lower (MetaWindow  *window)
   g_return_if_fail (!window->override_redirect);
 
   meta_topic (META_DEBUG_WINDOW_OPS,
-              "Lowering window %s\n", window->desc);
+              "Lowering window %s", window->desc);
 
   meta_stack_lower (window->display->stack, window);
 }
@@ -5452,7 +5452,7 @@ idle_update_icon (gpointer data)
   GSList *copy;
   guint queue_index = GPOINTER_TO_INT (data);
 
-  meta_topic (META_DEBUG_GEOMETRY, "Clearing the update_icon queue\n");
+  meta_topic (META_DEBUG_GEOMETRY, "Clearing the update_icon queue");
 
   /* Work with a copy, for reentrancy. The allowed reentrancy isn't
    * complete; destroying a window while we're in here would result in
@@ -5671,7 +5671,7 @@ meta_window_recalc_features (MetaWindow *window)
        * about these apps but make them work.
        */
 
-      meta_warning ("Window %s sets an MWM hint indicating it isn't resizable, but sets min size %d x %d and max size %d x %d; this doesn't make much sense.\n",
+      meta_warning ("Window %s sets an MWM hint indicating it isn't resizable, but sets min size %d x %d and max size %d x %d; this doesn't make much sense.",
                     window->desc,
                     window->size_hints.min_width,
                     window->size_hints.min_height,
@@ -5767,7 +5767,7 @@ meta_window_recalc_features (MetaWindow *window)
     }
 
   meta_topic (META_DEBUG_WINDOW_OPS,
-              "Window %s fullscreen = %d not resizable, maximizable = %d fullscreenable = %d min size %dx%d max size %dx%d\n",
+              "Window %s fullscreen = %d not resizable, maximizable = %d fullscreenable = %d min size %dx%d max size %dx%d",
               window->desc,
               window->fullscreen,
               window->has_maximize_func, window->has_fullscreen_func,
@@ -5788,7 +5788,7 @@ meta_window_recalc_features (MetaWindow *window)
     window->has_minimize_func = FALSE;
 
   meta_topic (META_DEBUG_WINDOW_OPS,
-              "Window %s decorated = %d border_only = %d has_close = %d has_minimize = %d has_maximize = %d has_move = %d has_shade = %d skip_taskbar = %d skip_pager = %d\n",
+              "Window %s decorated = %d border_only = %d has_close = %d has_minimize = %d has_maximize = %d has_move = %d has_shade = %d skip_taskbar = %d skip_pager = %d",
               window->desc,
               window->decorated,
               window->border_only,
@@ -5958,7 +5958,7 @@ check_moveresize_frequency (MetaWindow *window,
   if (elapsed >= 0.0 && elapsed < ms_between_resizes)
     {
       meta_topic (META_DEBUG_RESIZING,
-                  "Delaying move/resize as only %g of %g ms elapsed\n",
+                  "Delaying move/resize as only %g of %g ms elapsed",
                   elapsed, ms_between_resizes);
 
       if (remaining)
@@ -5968,7 +5968,7 @@ check_moveresize_frequency (MetaWindow *window,
     }
 
   meta_topic (META_DEBUG_RESIZING,
-              " Checked moveresize freq, allowing move/resize now (%g of %g seconds elapsed)\n",
+              " Checked moveresize freq, allowing move/resize now (%g of %g seconds elapsed)",
               elapsed / 1000.0, 1.0 / max_resizes_per_second);
 
   return TRUE;
@@ -6063,7 +6063,7 @@ update_move (MetaWindow  *window,
   new_x = display->grab_anchor_window_pos.x + dx;
   new_y = display->grab_anchor_window_pos.y + dy;
 
-  meta_verbose ("x,y = %d,%d anchor ptr %d,%d anchor pos %d,%d dx,dy %d,%d\n",
+  meta_verbose ("x,y = %d,%d anchor ptr %d,%d anchor pos %d,%d dx,dy %d,%d",
                 x, y,
                 display->grab_anchor_root_x,
                 display->grab_anchor_root_y,
@@ -6541,7 +6541,7 @@ meta_window_get_work_area_for_logical_monitor (MetaWindow         *window,
     }
 
   meta_topic (META_DEBUG_WORKAREA,
-              "Window %s monitor %d has work area %d,%d %d x %d\n",
+              "Window %s monitor %d has work area %d,%d %d x %d",
               window->desc, logical_monitor->number,
               area->x, area->y, area->width, area->height);
 }
@@ -6623,7 +6623,7 @@ meta_window_get_work_area_all_monitors (MetaWindow    *window,
     }
 
   meta_topic (META_DEBUG_WORKAREA,
-              "Window %s has whole-screen work area %d,%d %d x %d\n",
+              "Window %s has whole-screen work area %d,%d %d x %d",
               window->desc, area->x, area->y, area->width, area->height);
 }
 
@@ -6634,7 +6634,7 @@ meta_window_get_current_tile_monitor_number (MetaWindow *window)
 
   if (tile_monitor_number < 0)
     {
-      meta_warning ("%s called with an invalid monitor number; using 0 instead\n", G_STRFUNC);
+      meta_warning ("%s called with an invalid monitor number; using 0 instead", G_STRFUNC);
       tile_monitor_number = 0;
     }
 
@@ -6864,7 +6864,7 @@ warp_grab_pointer (MetaWindow          *window,
   meta_x11_error_trap_push (display->x11_display);
 
   meta_topic (META_DEBUG_WINDOW_OPS,
-              "Warping pointer to %d,%d with window at %d,%d\n",
+              "Warping pointer to %d,%d with window at %d,%d",
               *x, *y, rect.x, rect.y);
 
   /* Need to update the grab positions so that the MotionNotify and other
@@ -6887,7 +6887,7 @@ warp_grab_pointer (MetaWindow          *window,
 
   if (meta_x11_error_trap_pop_with_return (display->x11_display) != Success)
     {
-      meta_verbose ("Failed to warp pointer for window %s\n",
+      meta_verbose ("Failed to warp pointer for window %s",
                     window->desc);
       return FALSE;
     }
@@ -7026,7 +7026,7 @@ meta_window_stack_just_below (MetaWindow *window,
   if (window->stack_position > below_this_one->stack_position)
     {
       meta_topic (META_DEBUG_STACK,
-                  "Setting stack position of window %s to %d (making it below window %s).\n",
+                  "Setting stack position of window %s to %d (making it below window %s).",
                   window->desc,
                   below_this_one->stack_position,
                   below_this_one->desc);
@@ -7035,7 +7035,7 @@ meta_window_stack_just_below (MetaWindow *window,
   else
     {
       meta_topic (META_DEBUG_STACK,
-                  "Window %s  was already below window %s.\n",
+                  "Window %s  was already below window %s.",
                   window->desc, below_this_one->desc);
     }
 }
@@ -7050,7 +7050,7 @@ meta_window_stack_just_above (MetaWindow *window,
   if (window->stack_position < above_this_one->stack_position)
     {
       meta_topic (META_DEBUG_STACK,
-                  "Setting stack position of window %s to %d (making it above window %s).\n",
+                  "Setting stack position of window %s to %d (making it above window %s).",
                   window->desc,
                   above_this_one->stack_position,
                   above_this_one->desc);
@@ -7059,7 +7059,7 @@ meta_window_stack_just_above (MetaWindow *window,
   else
     {
       meta_topic (META_DEBUG_STACK,
-                  "Window %s  was already above window %s.\n",
+                  "Window %s  was already above window %s.",
                   window->desc, above_this_one->desc);
     }
 }
@@ -7102,13 +7102,13 @@ meta_window_set_user_time (MetaWindow *window,
     {
       meta_topic (META_DEBUG_STARTUP,
                   "Window %s _NET_WM_USER_TIME not updated to %u, because it "
-                  "is less than %u\n",
+                  "is less than %u",
                   window->desc, timestamp, window->net_wm_user_time);
     }
   else
     {
       meta_topic (META_DEBUG_STARTUP,
-                  "Window %s has _NET_WM_USER_TIME of %u\n",
+                  "Window %s has _NET_WM_USER_TIME of %u",
                   window->desc, timestamp);
       window->net_wm_user_time_set = TRUE;
       window->net_wm_user_time = timestamp;
@@ -7199,7 +7199,7 @@ meta_window_set_demands_attention (MetaWindow *window)
   if (obscured)
     {
       meta_topic (META_DEBUG_WINDOW_OPS,
-                  "Marking %s as needing attention\n",
+                  "Marking %s as needing attention",
                   window->desc);
 
       window->wm_state_demands_attention = TRUE;
@@ -7214,7 +7214,7 @@ meta_window_set_demands_attention (MetaWindow *window)
 
       meta_topic (META_DEBUG_WINDOW_OPS,
                  "Not marking %s as needing attention because "
-                 "it's in full view\n",
+                 "it's in full view",
                  window->desc);
     }
 }
@@ -7223,7 +7223,7 @@ void
 meta_window_unset_demands_attention (MetaWindow *window)
 {
   meta_topic (META_DEBUG_WINDOW_OPS,
-      "Marking %s as not needing attention\n", window->desc);
+              "Marking %s as not needing attention", window->desc);
 
   if (window->wm_state_demands_attention)
     {
@@ -7990,7 +7990,7 @@ meta_window_set_transient_for (MetaWindow *window,
 {
   if (check_transient_for_loop (window, parent))
     {
-      meta_warning ("Setting %s transient for %s would create a loop.\n",
+      meta_warning ("Setting %s transient for %s would create a loop.",
                     window->desc, parent->desc);
       return;
     }
@@ -8096,14 +8096,14 @@ mouse_mode_focus (MetaWindow  *window,
   if (window->type != META_WINDOW_DESKTOP)
     {
       meta_topic (META_DEBUG_FOCUS,
-                  "Focusing %s at time %u.\n", window->desc, timestamp);
+                  "Focusing %s at time %u.", window->desc, timestamp);
 
       meta_window_focus (window, timestamp);
 
       if (meta_prefs_get_auto_raise ())
         meta_display_queue_autoraise_callback (display, window);
       else
-        meta_topic (META_DEBUG_FOCUS, "Auto raise is disabled\n");
+        meta_topic (META_DEBUG_FOCUS, "Auto raise is disabled");
     }
   else
     {
@@ -8121,7 +8121,7 @@ mouse_mode_focus (MetaWindow  *window,
         {
           meta_topic (META_DEBUG_FOCUS,
                       "Unsetting focus from %s due to mouse entering "
-                      "the DESKTOP window\n",
+                      "the DESKTOP window",
                       display->focus_window->desc);
           meta_display_unset_input_focus (display, timestamp);
         }
@@ -8335,7 +8335,7 @@ meta_window_handle_ungrabbed_event (MetaWindow         *window,
   if (window->type != META_WINDOW_DOCK)
     {
       meta_topic (META_DEBUG_FOCUS,
-                  "Focusing %s due to button %u press (display.c)\n",
+                  "Focusing %s due to button %u press (display.c)",
                   window->desc, button);
       meta_window_focus (window, event->any.time);
       meta_window_check_alive (window, event->any.time);
@@ -8383,7 +8383,7 @@ meta_window_handle_ungrabbed_event (MetaWindow         *window,
         meta_window_raise (window);
       else
         meta_topic (META_DEBUG_FOCUS,
-                    "Not raising window on click due to don't-raise-on-click option\n");
+                    "Not raising window on click due to don't-raise-on-click option");
     }
   else if (is_window_grab && (int) button == meta_prefs_get_mouse_button_resize ())
     {
diff --git a/src/core/workspace.c b/src/core/workspace.c
index 64a0d259c..1dd8daf22 100644
--- a/src/core/workspace.c
+++ b/src/core/workspace.c
@@ -380,7 +380,7 @@ meta_workspace_add_window (MetaWorkspace *workspace,
   if (window->struts)
     {
       meta_topic (META_DEBUG_WORKAREA,
-                  "Invalidating work area of workspace %d since we're adding window %s to it\n",
+                  "Invalidating work area of workspace %d since we're adding window %s to it",
                   meta_workspace_index (workspace), window->desc);
       meta_workspace_invalidate_work_area (workspace);
     }
@@ -404,7 +404,7 @@ meta_workspace_remove_window (MetaWorkspace *workspace,
   if (window->struts)
     {
       meta_topic (META_DEBUG_WORKAREA,
-                  "Invalidating work area of workspace %d since we're removing window %s from it\n",
+                  "Invalidating work area of workspace %d since we're removing window %s from it",
                   meta_workspace_index (workspace), window->desc);
       meta_workspace_invalidate_work_area (workspace);
     }
@@ -470,7 +470,7 @@ workspace_switch_sound(MetaWorkspace *from,
 
   if (i >= nw)
     {
-      meta_bug("Failed to find destination workspace in layout\n");
+      meta_bug("Failed to find destination workspace in layout");
       goto finish;
     }
 
@@ -494,7 +494,7 @@ workspace_switch_sound(MetaWorkspace *from,
     e = "desktop-switch-down";
   else
     {
-      meta_bug("Uh, origin and destination workspace at same logic position!\n");
+      meta_bug("Uh, origin and destination workspace at same logic position!");
       goto finish;
     }
 
@@ -536,7 +536,7 @@ meta_workspace_activate_with_focus (MetaWorkspace *workspace,
   gint num_workspaces, current_space, new_space;
   MetaMotionDirection direction;
 
-  meta_verbose ("Activating workspace %d\n",
+  meta_verbose ("Activating workspace %d",
                 meta_workspace_index (workspace));
 
   if (workspace->manager->active_workspace == workspace)
@@ -664,7 +664,7 @@ meta_workspace_activate_with_focus (MetaWorkspace *workspace,
     }
   else
     {
-      meta_topic (META_DEBUG_FOCUS, "Focusing default window on new workspace\n");
+      meta_topic (META_DEBUG_FOCUS, "Focusing default window on new workspace");
       meta_workspace_focus_default_window (workspace, NULL, timestamp);
     }
 
@@ -687,7 +687,7 @@ meta_workspace_index (MetaWorkspace *workspace)
   ret = g_list_index (workspace->manager->workspaces, workspace);
 
   if (ret < 0)
-    meta_bug ("Workspace does not exist to index!\n");
+    meta_bug ("Workspace does not exist to index!");
 
   return ret;
 }
@@ -746,13 +746,13 @@ meta_workspace_invalidate_work_area (MetaWorkspace *workspace)
   if (workspace->work_areas_invalid)
     {
       meta_topic (META_DEBUG_WORKAREA,
-                  "Work area for workspace %d is already invalid\n",
+                  "Work area for workspace %d is already invalid",
                   meta_workspace_index (workspace));
       return;
     }
 
   meta_topic (META_DEBUG_WORKAREA,
-              "Invalidating work area for workspace %d\n",
+              "Invalidating work area for workspace %d",
               meta_workspace_index (workspace));
 
   /* If we are in the middle of a resize or move operation, we
@@ -922,7 +922,7 @@ ensure_work_areas_validated (MetaWorkspace *workspace)
     }
   workspace->work_area_screen = work_area;
   meta_topic (META_DEBUG_WORKAREA,
-              "Computed work area for workspace %d: %d,%d %d x %d\n",
+              "Computed work area for workspace %d: %d,%d %d x %d",
               meta_workspace_index (workspace),
               workspace->work_area_screen.x,
               workspace->work_area_screen.y,
@@ -953,7 +953,7 @@ ensure_work_areas_validated (MetaWorkspace *workspace)
 
       meta_topic (META_DEBUG_WORKAREA,
                   "Computed work area for workspace %d "
-                  "monitor %d: %d,%d %d x %d\n",
+                  "monitor %d: %d,%d %d x %d",
                   meta_workspace_index (workspace),
                   logical_monitor->number,
                   data->logical_monitor_work_area.x,
@@ -1227,7 +1227,7 @@ meta_workspace_get_neighbor (MetaWorkspace      *workspace,
   meta_workspace_manager_calc_workspace_layout (workspace->manager, num_workspaces,
                                                 current_space, &layout);
 
-  meta_verbose ("Getting neighbor of %d in direction %s\n",
+  meta_verbose ("Getting neighbor of %d in direction %s",
                 current_space, meta_motion_direction_to_string (direction));
 
   ltr = (meta_get_locale_direction () == META_LOCALE_DIRECTION_LTR);
@@ -1264,10 +1264,10 @@ meta_workspace_get_neighbor (MetaWorkspace      *workspace,
     i = current_space;
 
   if (i >= num_workspaces)
-    meta_bug ("calc_workspace_layout left an invalid (too-high) workspace number %d in the grid\n",
+    meta_bug ("calc_workspace_layout left an invalid (too-high) workspace number %d in the grid",
               i);
 
-  meta_verbose ("Neighbor workspace is %d at row %d col %d\n",
+  meta_verbose ("Neighbor workspace is %d at row %d col %d",
                 i, layout.current_row, layout.current_col);
 
   meta_workspace_manager_free_workspace_layout (&layout);
@@ -1288,7 +1288,7 @@ meta_workspace_focus_default_window (MetaWorkspace *workspace,
 {
   if (timestamp == META_CURRENT_TIME)
     meta_warning ("META_CURRENT_TIME used to choose focus window; "
-                  "focus window may not be correct.\n");
+                  "focus window may not be correct.");
 
   if (meta_prefs_get_focus_mode () == G_DESKTOP_FOCUS_MODE_CLICK ||
       !workspace->display->mouse_mode)
@@ -1312,12 +1312,13 @@ meta_workspace_focus_default_window (MetaWorkspace *workspace,
                */
 
               meta_topic (META_DEBUG_FOCUS,
-                          "Not focusing mouse window %s because EnterNotify events should handle that\n", window->desc);
+                          "Not focusing mouse window %s because EnterNotify events should handle that",
+                          window->desc);
             }
           else
             {
               meta_topic (META_DEBUG_FOCUS,
-                          "Focusing mouse window %s\n", window->desc);
+                          "Focusing mouse window %s", window->desc);
               meta_window_focus (window, timestamp);
             }
 
@@ -1333,7 +1334,7 @@ meta_workspace_focus_default_window (MetaWorkspace *workspace,
         {
           meta_topic (META_DEBUG_FOCUS,
                       "Setting focus to no_focus_window, since no valid "
-                      "window to focus found.\n");
+                      "window to focus found.");
           meta_display_unset_input_focus (workspace->display, timestamp);
         }
     }
@@ -1366,10 +1367,10 @@ focus_ancestor_or_top_window (MetaWorkspace *workspace,
 
   if (not_this_one)
     meta_topic (META_DEBUG_FOCUS,
-                "Focusing MRU window excluding %s\n", not_this_one->desc);
+                "Focusing MRU window excluding %s", not_this_one->desc);
   else
     meta_topic (META_DEBUG_FOCUS,
-                "Focusing MRU window\n");
+                "Focusing MRU window");
 
   /* First, check to see if we need to focus an ancestor of a window */
   if (not_this_one)
@@ -1386,7 +1387,7 @@ focus_ancestor_or_top_window (MetaWorkspace *workspace,
       if (ancestor)
         {
           meta_topic (META_DEBUG_FOCUS,
-                      "Focusing %s, ancestor of %s\n",
+                      "Focusing %s, ancestor of %s",
                       ancestor->desc, not_this_one->desc);
 
           meta_window_focus (ancestor, timestamp);
@@ -1406,7 +1407,7 @@ focus_ancestor_or_top_window (MetaWorkspace *workspace,
   if (window)
     {
       meta_topic (META_DEBUG_FOCUS,
-                  "Focusing workspace MRU window %s\n", window->desc);
+                  "Focusing workspace MRU window %s", window->desc);
 
       meta_window_focus (window, timestamp);
 
@@ -1416,7 +1417,8 @@ focus_ancestor_or_top_window (MetaWorkspace *workspace,
     }
   else
     {
-      meta_topic (META_DEBUG_FOCUS, "No MRU window to focus found; focusing no_focus_window.\n");
+      meta_topic (META_DEBUG_FOCUS,
+                  "No MRU window to focus found; focusing no_focus_window.");
       meta_display_unset_input_focus (workspace->display, timestamp);
     }
 }
diff --git a/src/ui/frames.c b/src/ui/frames.c
index 5cbfb09e9..542cc54e0 100644
--- a/src/ui/frames.c
+++ b/src/ui/frames.c
@@ -990,7 +990,7 @@ get_action (const ClutterEvent *event)
         case CLUTTER_BUTTON_MIDDLE:
           return META_ACTION_MIDDLE_CLICK;
         default:
-          meta_verbose ("No action triggered for button %u %s\n",
+          meta_verbose ("No action triggered for button %u %s",
                         event->button.button,
                         (event->type == CLUTTER_BUTTON_PRESS) ? "press" : "release");
         }
@@ -1146,7 +1146,7 @@ handle_press_event (MetaUIFrame        *frame,
         control == META_FRAME_CONTROL_MAXIMIZE))
     {
       meta_topic (META_DEBUG_FOCUS,
-                  "Focusing window with frame 0x%lx due to button 1 press\n",
+                  "Focusing window with frame 0x%lx due to button 1 press",
                   frame->xwindow);
       meta_window_focus (frame->meta_window, evtime);
     }
@@ -1246,7 +1246,7 @@ meta_ui_frame_update_prelit_control (MetaUIFrame     *frame,
   MetaFrameControl old_control;
   MetaCursor cursor;
 
-  meta_verbose ("Updating prelit control from %u to %u\n",
+  meta_verbose ("Updating prelit control from %u to %u",
                 frame->prelit_control, control);
 
   cursor = META_CURSOR_DEFAULT;
diff --git a/src/ui/theme.c b/src/ui/theme.c
index 095b0f420..a4c8a0de2 100644
--- a/src/ui/theme.c
+++ b/src/ui/theme.c
@@ -516,7 +516,7 @@ meta_frame_layout_calc_geometry (MetaFrameLayout        *layout,
         continue;
       else
         {
-          meta_bug ("Could not find a button to strip. n_left = %d n_right = %d\n",
+          meta_bug ("Could not find a button to strip. n_left = %d n_right = %d",
                     n_left, n_right);
         }
     }
diff --git a/src/wayland/meta-wayland-keyboard.c b/src/wayland/meta-wayland-keyboard.c
index 0824007ad..29bd2cbf6 100644
--- a/src/wayland/meta-wayland-keyboard.c
+++ b/src/wayland/meta-wayland-keyboard.c
@@ -622,16 +622,16 @@ meta_wayland_keyboard_handle_event (MetaWaylandKeyboard *keyboard,
       !(event->flags & CLUTTER_EVENT_FLAG_INPUT_METHOD))
     return FALSE;
 
-  meta_verbose ("Handling key %s event code %d\n",
+  meta_verbose ("Handling key %s event code %d",
 		is_press ? "press" : "release",
 		event->hardware_keycode);
 
   handled = notify_key (keyboard, (const ClutterEvent *) event);
 
   if (handled)
-    meta_verbose ("Sent event to wayland client\n");
+    meta_verbose ("Sent event to wayland client");
   else
-    meta_verbose ("No wayland surface is focused, continuing normal operation\n");
+    meta_verbose ("No wayland surface is focused, continuing normal operation");
 
   if (keyboard->mods_changed != 0)
     {
diff --git a/src/wayland/meta-wayland-outputs.c b/src/wayland/meta-wayland-outputs.c
index 75c29ab00..9a1b833fb 100644
--- a/src/wayland/meta-wayland-outputs.c
+++ b/src/wayland/meta-wayland-outputs.c
@@ -329,7 +329,7 @@ bind_output (struct wl_client *client,
 #ifdef WITH_VERBOSE_MODE
   monitor = pick_main_monitor (logical_monitor);
 
-  meta_verbose ("Binding monitor %p/%s (%u, %u, %u, %u) x %f\n",
+  meta_verbose ("Binding monitor %p/%s (%u, %u, %u, %u) x %f",
                 logical_monitor,
                 meta_monitor_get_product (monitor),
                 logical_monitor->rect.x, logical_monitor->rect.y,
diff --git a/src/wayland/meta-wayland.c b/src/wayland/meta-wayland.c
index c0d3197af..8d346cbd7 100644
--- a/src/wayland/meta-wayland.c
+++ b/src/wayland/meta-wayland.c
@@ -325,7 +325,10 @@ set_gnome_env (const char *name,
 
       remote_error = g_dbus_error_get_remote_error (error);
       if (g_strcmp0 (remote_error, "org.gnome.SessionManager.NotInInitialization") != 0)
-        meta_warning ("Failed to set environment variable %s for gnome-session: %s\n", name, error->message);
+        {
+          meta_warning ("Failed to set environment variable %s for gnome-session: %s",
+                        name, error->message);
+        }
 
       g_free (remote_error);
       g_error_free (error);
diff --git a/src/wayland/meta-window-wayland.c b/src/wayland/meta-window-wayland.c
index 9a33f73e0..d824e45c7 100644
--- a/src/wayland/meta-window-wayland.c
+++ b/src/wayland/meta-window-wayland.c
@@ -1070,7 +1070,7 @@ meta_window_wayland_set_min_size (MetaWindow *window,
   gint64 new_width, new_height;
   float scale;
 
-  meta_topic (META_DEBUG_GEOMETRY, "Window %s sets min size %d x %d\n",
+  meta_topic (META_DEBUG_GEOMETRY, "Window %s sets min size %d x %d",
               window->desc, width, height);
 
   if (width == 0 && height == 0)
@@ -1104,7 +1104,7 @@ meta_window_wayland_set_max_size (MetaWindow *window,
   gint64 new_width, new_height;
   float scale;
 
-  meta_topic (META_DEBUG_GEOMETRY, "Window %s sets max size %d x %d\n",
+  meta_topic (META_DEBUG_GEOMETRY, "Window %s sets max size %d x %d",
               window->desc, width, height);
 
   if (width == 0 && height == 0)
diff --git a/src/x11/events.c b/src/x11/events.c
index 8c78b2ff1..ccd56afed 100644
--- a/src/x11/events.c
+++ b/src/x11/events.c
@@ -728,7 +728,7 @@ handle_window_focus_event (MetaX11Display *x11_display,
 
   meta_topic (META_DEBUG_FOCUS,
               "Focus %s event received on %s 0x%lx (%s) "
-              "mode %s detail %s serial %lu\n",
+              "mode %s detail %s serial %lu",
               event->evtype == XI_FocusIn ? "in" :
               event->evtype == XI_FocusOut ? "out" :
               "???",
@@ -773,7 +773,7 @@ handle_window_focus_event (MetaX11Display *x11_display,
       event->detail > XINotifyNonlinearVirtual)
     {
       meta_topic (META_DEBUG_FOCUS,
-                  "Ignoring focus event generated by a grab or other weirdness\n");
+                  "Ignoring focus event generated by a grab or other weirdness");
       return FALSE;
     }
 
@@ -789,7 +789,7 @@ handle_window_focus_event (MetaX11Display *x11_display,
         {
           /* This event means the client moved focus to a subwindow */
           meta_topic (META_DEBUG_FOCUS,
-                      "Ignoring focus out with NotifyInferior\n");
+                      "Ignoring focus out with NotifyInferior");
           return FALSE;
         }
 
@@ -916,7 +916,7 @@ handle_input_xevent (MetaX11Display *x11_display,
               meta_topic (META_DEBUG_FOCUS,
                           "Focus got set to None, probably due to "
                           "brain-damage in the X protocol (see bug "
-                          "125492).  Setting the default focus window.\n");
+                          "125492).  Setting the default focus window.");
               meta_workspace_focus_default_window (workspace_manager->active_workspace,
                                                    NULL,
                                                    meta_x11_display_get_current_time_roundtrip (x11_display));
@@ -928,7 +928,7 @@ handle_input_xevent (MetaX11Display *x11_display,
               meta_topic (META_DEBUG_FOCUS,
                           "Focus got set to root window, probably due to "
                           "gnome-session logout dialog usage (see bug "
-                          "153220).  Setting the default focus window.\n");
+                          "153220).  Setting the default focus window.");
               meta_workspace_focus_default_window (workspace_manager->active_workspace,
                                                    NULL,
                                                    meta_x11_display_get_current_time_roundtrip (x11_display));
@@ -956,7 +956,7 @@ process_request_frame_extents (MetaX11Display *x11_display,
   MotifWmHints *hints = NULL;
   gboolean hints_set = FALSE;
 
-  meta_verbose ("Setting frame extents for 0x%lx\n", xwindow);
+  meta_verbose ("Setting frame extents for 0x%lx", xwindow);
 
   /* See if the window is decorated. */
   hints_set = meta_prop_get_motif_hints (x11_display,
@@ -980,7 +980,7 @@ process_request_frame_extents (MetaX11Display *x11_display,
 
   meta_topic (META_DEBUG_GEOMETRY,
               "Setting _NET_FRAME_EXTENTS on unmanaged window 0x%lx "
-              "to top = %lu, left = %lu, bottom = %lu, right = %lu\n",
+              "to top = %lu, left = %lu, bottom = %lu, right = %lu",
               xwindow, data[0], data[1], data[2], data[3]);
 
   meta_x11_error_trap_push (x11_display);
@@ -1035,7 +1035,7 @@ convert_property (MetaX11Display *x11_display,
    * can send SelectionNotify
    */
   /* FIXME the error trap pop synced anyway, right? */
-  meta_topic (META_DEBUG_SYNC, "Syncing on %s\n", G_STRFUNC);
+  meta_topic (META_DEBUG_SYNC, "Syncing on %s", G_STRFUNC);
   XSync (x11_display->xdisplay, False);
 
   return TRUE;
@@ -1058,7 +1058,7 @@ process_selection_request (MetaX11Display *x11_display,
                           event->xselectionrequest.selection);
       meta_x11_error_trap_pop (x11_display);
 
-      meta_verbose ("Selection request with selection %s window 0x%lx not a WM_Sn selection we recognize\n",
+      meta_verbose ("Selection request with selection %s window 0x%lx not a WM_Sn selection we recognize",
                     str ? str : "(bad atom)", event->xselectionrequest.owner);
 
       meta_XFree (str);
@@ -1138,7 +1138,7 @@ process_selection_request (MetaX11Display *x11_display,
               event->xselectionrequest.requestor,
               False, 0L, (XEvent*)&reply);
 
-  meta_verbose ("Handled selection request\n");
+  meta_verbose ("Handled selection request");
 }
 
 static gboolean
@@ -1167,7 +1167,7 @@ process_selection_clear (MetaX11Display *x11_display,
                           event->xselectionclear.selection);
       meta_x11_error_trap_pop (x11_display);
 
-      meta_verbose ("Selection clear with selection %s window 0x%lx not a WM_Sn selection we recognize\n",
+      meta_verbose ("Selection clear with selection %s window 0x%lx not a WM_Sn selection we recognize",
                     str ? str : "(bad atom)", event->xselectionclear.window);
 
       meta_XFree (str);
@@ -1175,7 +1175,7 @@ process_selection_clear (MetaX11Display *x11_display,
       return FALSE;
     }
 
-  meta_verbose ("Got selection clear for on display %s\n",
+  meta_verbose ("Got selection clear for on display %s",
                 x11_display->name);
 
   /* We can't close a GdkDisplay in an even handler. */
@@ -1284,7 +1284,7 @@ handle_other_xevent (MetaX11Display *x11_display,
       else
         {
           meta_topic (META_DEBUG_SHAPES,
-                      "ShapeNotify not on a client window (window %s frame_was_receiver = %d)\n",
+                      "ShapeNotify not on a client window (window %s frame_was_receiver = %d)",
                       window ? window->desc : "(none)",
                       frame_was_receiver);
         }
@@ -1333,7 +1333,7 @@ handle_other_xevent (MetaX11Display *x11_display,
 
           if (frame_was_receiver)
             {
-              meta_warning ("Unexpected destruction of frame 0x%lx, not sure if this should silently fail or be considered a bug\n",
+              meta_warning ("Unexpected destruction of frame 0x%lx, not sure if this should silently fail or be considered a bug",
                             window->frame->xwindow);
               meta_x11_error_trap_push (x11_display);
               meta_window_destroy_frame (window->frame->window);
@@ -1367,7 +1367,7 @@ handle_other_xevent (MetaX11Display *x11_display,
               if (window->unmaps_pending == 0)
                 {
                   meta_topic (META_DEBUG_WINDOW_STATE,
-                              "Window %s withdrawn\n",
+                              "Window %s withdrawn",
                               window->desc);
 
                   /* Unmanage withdrawn window */
@@ -1379,7 +1379,7 @@ handle_other_xevent (MetaX11Display *x11_display,
                 {
                   window->unmaps_pending -= 1;
                   meta_topic (META_DEBUG_WINDOW_STATE,
-                              "Received pending unmap, %d now pending\n",
+                              "Received pending unmap, %d now pending",
                               window->unmaps_pending);
                 }
             }
@@ -1414,7 +1414,7 @@ handle_other_xevent (MetaX11Display *x11_display,
         }
       else if (frame_was_receiver)
         {
-          meta_warning ("Map requests on the frame window are unexpected\n");
+          meta_warning ("Map requests on the frame window are unexpected");
           break;
         }
 
@@ -1422,7 +1422,7 @@ handle_other_xevent (MetaX11Display *x11_display,
       if (window == NULL)
         break;
 
-      meta_verbose ("MapRequest on %s mapped = %d minimized = %d\n",
+      meta_verbose ("MapRequest on %s mapped = %d minimized = %d",
                     window->desc, window->mapped, window->minimized);
 
       if (window->minimized)
@@ -1430,7 +1430,7 @@ handle_other_xevent (MetaX11Display *x11_display,
           meta_window_unminimize (window);
           if (window->workspace != workspace_manager->active_workspace)
             {
-              meta_verbose ("Changing workspace due to MapRequest mapped = %d minimized = %d\n",
+              meta_verbose ("Changing workspace due to MapRequest mapped = %d minimized = %d",
                             window->mapped, window->minimized);
               meta_window_change_workspace (window,
                                             workspace_manager->active_workspace);
@@ -1481,7 +1481,7 @@ handle_other_xevent (MetaX11Display *x11_display,
           xwc.height = event->xconfigurerequest.height;
           xwc.border_width = event->xconfigurerequest.border_width;
 
-          meta_verbose ("Configuring withdrawn window to %d,%d %dx%d border %d (some values may not be in mask)\n",
+          meta_verbose ("Configuring withdrawn window to %d,%d %dx%d border %d (some values may not be in mask)",
                         xwc.x, xwc.y, xwc.width, xwc.height, xwc.border_width);
           meta_x11_error_trap_push (x11_display);
           XConfigureWindow (x11_display->xdisplay, event->xconfigurerequest.window,
@@ -1581,7 +1581,7 @@ handle_other_xevent (MetaX11Display *x11_display,
                   time = event->xclient.data.l[1];
 
                   meta_verbose ("Request to change current workspace to %d with "
-                                "specified timestamp of %u\n",
+                                "specified timestamp of %u",
                                 space, time);
 
                   workspace = meta_workspace_manager_get_workspace_by_index (workspace_manager, space);
@@ -1596,7 +1596,7 @@ handle_other_xevent (MetaX11Display *x11_display,
                     }
                   else
                     {
-                      meta_verbose ("Don't know about workspace %d\n", space);
+                      meta_verbose ("Don't know about workspace %d", space);
                     }
                 }
               else if (event->xclient.message_type ==
@@ -1606,7 +1606,7 @@ handle_other_xevent (MetaX11Display *x11_display,
 
                   num_spaces = event->xclient.data.l[0];
 
-                  meta_verbose ("Request to set number of workspaces to %d\n",
+                  meta_verbose ("Request to set number of workspaces to %d",
                                 num_spaces);
 
                   meta_prefs_set_num_workspaces (num_spaces);
@@ -1620,7 +1620,7 @@ handle_other_xevent (MetaX11Display *x11_display,
                   showing_desktop = event->xclient.data.l[0] != 0;
                   /* FIXME: Braindead protocol doesn't have a timestamp */
                   timestamp = meta_x11_display_get_current_time_roundtrip (x11_display);
-                  meta_verbose ("Request to %s desktop\n",
+                  meta_verbose ("Request to %s desktop",
                                 showing_desktop ? "show" : "hide");
 
                   if (showing_desktop)
@@ -1634,7 +1634,7 @@ handle_other_xevent (MetaX11Display *x11_display,
               else if (event->xclient.message_type ==
                        x11_display->atom_WM_PROTOCOLS)
                 {
-                  meta_verbose ("Received WM_PROTOCOLS message\n");
+                  meta_verbose ("Received WM_PROTOCOLS message");
 
                   if ((Atom)event->xclient.data.l[0] == x11_display->atom__NET_WM_PING)
                     {
@@ -1654,7 +1654,7 @@ handle_other_xevent (MetaX11Display *x11_display,
           if (event->xclient.message_type ==
               x11_display->atom__NET_REQUEST_FRAME_EXTENTS)
             {
-              meta_verbose ("Received _NET_REQUEST_FRAME_EXTENTS message\n");
+              meta_verbose ("Received _NET_REQUEST_FRAME_EXTENTS message");
               process_request_frame_extents (x11_display, event);
             }
         }
@@ -1816,7 +1816,7 @@ meta_x11_display_handle_xevent (MetaX11Display *x11_display,
       display->focus_window &&
       !window_has_xwindow (display->focus_window, x11_display->server_focus_window))
     {
-      meta_topic (META_DEBUG_FOCUS, "Earlier attempt to focus %s failed\n",
+      meta_topic (META_DEBUG_FOCUS, "Earlier attempt to focus %s failed",
                   display->focus_window->desc);
       meta_x11_display_update_focus_window (x11_display,
                                             x11_display->server_focus_window,
@@ -1854,7 +1854,7 @@ meta_x11_display_handle_xevent (MetaX11Display *x11_display,
         {
           meta_display_add_ignored_crossing_serial (display, event->xany.serial);
           meta_topic (META_DEBUG_FOCUS,
-                      "Adding EnterNotify serial %lu to ignored focus serials\n",
+                      "Adding EnterNotify serial %lu to ignored focus serials",
                       event->xany.serial);
         }
     }
diff --git a/src/x11/group-props.c b/src/x11/group-props.c
index a906696c3..77ff1df73 100644
--- a/src/x11/group-props.c
+++ b/src/x11/group-props.c
@@ -140,7 +140,7 @@ reload_wm_client_machine (MetaGroup     *group,
   if (value->type != META_PROP_VALUE_INVALID)
     group->wm_client_machine = g_strdup (value->v.str);
 
-  meta_verbose ("Group has client machine \"%s\"\n",
+  meta_verbose ("Group has client machine \"%s\"",
                 group->wm_client_machine ? group->wm_client_machine : "unset");
 }
 
@@ -163,7 +163,7 @@ reload_net_startup_id (MetaGroup     *group,
   if (value->type != META_PROP_VALUE_INVALID)
     group->startup_id = g_strdup (value->v.str);
 
-  meta_verbose ("Group has startup id \"%s\"\n",
+  meta_verbose ("Group has startup id \"%s\"",
                 group->startup_id ? group->startup_id : "unset");
 }
 
diff --git a/src/x11/group.c b/src/x11/group.c
index 60f2d2902..57b79e96e 100644
--- a/src/x11/group.c
+++ b/src/x11/group.c
@@ -88,7 +88,7 @@ meta_group_new (MetaX11Display *x11_display,
   meta_group_reload_properties (group, initial_props, N_INITIAL_PROPS);
 
   meta_topic (META_DEBUG_GROUPS,
-              "Created new group with leader 0x%lx\n",
+              "Created new group with leader 0x%lx",
               group->group_leader);
 
   return g_steal_pointer (&group);
@@ -103,7 +103,7 @@ meta_group_unref (MetaGroup *group)
   if (group->refcount == 0)
     {
       meta_topic (META_DEBUG_GROUPS,
-                  "Destroying group with leader 0x%lx\n",
+                  "Destroying group with leader 0x%lx",
                   group->group_leader);
 
       g_assert (group->x11_display->groups_by_leader != NULL);
@@ -193,7 +193,7 @@ meta_window_compute_group (MetaWindow* window)
   window->group->windows = g_slist_prepend (window->group->windows, window);
 
   meta_topic (META_DEBUG_GROUPS,
-              "Adding %s to group with leader 0x%lx\n",
+              "Adding %s to group with leader 0x%lx",
               window->desc, group->group_leader);
 }
 
@@ -203,7 +203,7 @@ remove_window_from_group (MetaWindow *window)
   if (window->group != NULL)
     {
       meta_topic (META_DEBUG_GROUPS,
-                  "Removing %s from group with leader 0x%lx\n",
+                  "Removing %s from group with leader 0x%lx",
                   window->desc, window->group->group_leader);
 
       window->group->windows =
diff --git a/src/x11/meta-startup-notification-x11.c b/src/x11/meta-startup-notification-x11.c
index da80f5e14..70aa2ac0f 100644
--- a/src/x11/meta-startup-notification-x11.c
+++ b/src/x11/meta-startup-notification-x11.c
@@ -208,7 +208,7 @@ meta_startup_notification_sn_event (SnMonitorEvent *event,
         wmclass = sn_startup_sequence_get_wmclass (sequence);
 
         meta_topic (META_DEBUG_STARTUP,
-                    "Received startup initiated for %s wmclass %s\n",
+                    "Received startup initiated for %s wmclass %s",
                     sn_startup_sequence_get_id (sequence),
                     wmclass ? wmclass : "(unset)");
 
@@ -221,7 +221,7 @@ meta_startup_notification_sn_event (SnMonitorEvent *event,
     case SN_MONITOR_EVENT_COMPLETED:
       {
         meta_topic (META_DEBUG_STARTUP,
-                    "Received startup completed for %s\n",
+                    "Received startup completed for %s",
                     sn_startup_sequence_get_id (sequence));
 
         seq = meta_startup_notification_lookup_sequence (sn, sn_startup_sequence_get_id (sequence));
@@ -235,13 +235,13 @@ meta_startup_notification_sn_event (SnMonitorEvent *event,
 
     case SN_MONITOR_EVENT_CHANGED:
       meta_topic (META_DEBUG_STARTUP,
-                  "Received startup changed for %s\n",
+                  "Received startup changed for %s",
                   sn_startup_sequence_get_id (sequence));
       break;
 
     case SN_MONITOR_EVENT_CANCELED:
       meta_topic (META_DEBUG_STARTUP,
-                  "Received startup canceled for %s\n",
+                  "Received startup canceled for %s",
                   sn_startup_sequence_get_id (sequence));
       break;
     }
diff --git a/src/x11/meta-x11-display.c b/src/x11/meta-x11-display.c
index 525d0cab6..ce62a6a17 100644
--- a/src/x11/meta-x11-display.c
+++ b/src/x11/meta-x11-display.c
@@ -225,7 +225,7 @@ meta_x11_display_dispose (GObject *object)
       meta_x11_error_trap_push (x11_display);
       XSelectInput (x11_display->xdisplay, x11_display->xroot, 0);
       if (meta_x11_error_trap_pop_with_return (x11_display) != Success)
-        meta_warning ("Could not release screen %d on display \"%s\"\n",
+        meta_warning ("Could not release screen %d on display \"%s\"",
                       DefaultScreen (x11_display->xdisplay),
                       x11_display->name);
 
@@ -301,7 +301,7 @@ query_xsync_extension (MetaX11Display *x11_display)
       XSyncSetPriority (x11_display->xdisplay, None, 10);
     }
 
-  meta_verbose ("Attempted to init Xsync, found version %d.%d error base %d event base %d\n",
+  meta_verbose ("Attempted to init Xsync, found version %d.%d error base %d event base %d",
                 major, minor,
                 x11_display->xsync_error_base,
                 x11_display->xsync_event_base);
@@ -325,7 +325,7 @@ query_xshape_extension (MetaX11Display *x11_display)
   else
     x11_display->have_shape = TRUE;
 
-  meta_verbose ("Attempted to init Shape, found error base %d event base %d\n",
+  meta_verbose ("Attempted to init Shape, found error base %d event base %d",
                 x11_display->shape_error_base,
                 x11_display->shape_event_base);
 }
@@ -363,7 +363,7 @@ query_xcomposite_extension (MetaX11Display *x11_display)
     }
 
   meta_verbose ("Attempted to init Composite, found error base %d event base %d "
-                "extn ver %d %d\n",
+                "extn ver %d %d",
                 x11_display->composite_error_base,
                 x11_display->composite_event_base,
                 x11_display->composite_major_version,
@@ -388,7 +388,7 @@ query_xdamage_extension (MetaX11Display *x11_display)
   else
     x11_display->have_damage = TRUE;
 
-  meta_verbose ("Attempted to init Damage, found error base %d event base %d\n",
+  meta_verbose ("Attempted to init Damage, found error base %d event base %d",
                 x11_display->damage_error_base,
                 x11_display->damage_event_base);
 }
@@ -415,7 +415,7 @@ query_xfixes_extension (MetaX11Display *x11_display)
       meta_fatal ("Mutter requires XFixes 5.0");
     }
 
-  meta_verbose ("Attempted to init XFixes, found error base %d event base %d\n",
+  meta_verbose ("Attempted to init XFixes, found error base %d event base %d",
                 x11_display->xfixes_error_base,
                 x11_display->xfixes_event_base);
 }
@@ -444,7 +444,7 @@ query_xi_extension (MetaX11Display *x11_display)
     }
 
   if (!has_xi)
-    meta_fatal ("X server doesn't have the XInput extension, version 2.2 or newer\n");
+    meta_fatal ("X server doesn't have the XInput extension, version 2.2 or newer");
 }
 
 /*
@@ -529,7 +529,7 @@ set_desktop_geometry_hint (MetaX11Display *x11_display)
   data[0] = monitor_width;
   data[1] = monitor_height;
 
-  meta_verbose ("Setting _NET_DESKTOP_GEOMETRY to %lu, %lu\n", data[0], data[1]);
+  meta_verbose ("Setting _NET_DESKTOP_GEOMETRY to %lu, %lu", data[0], data[1]);
 
   meta_x11_error_trap_push (x11_display);
   XChangeProperty (x11_display->xdisplay,
@@ -554,7 +554,7 @@ set_desktop_viewport_hint (MetaX11Display *x11_display)
   data[0] = 0;
   data[1] = 0;
 
-  meta_verbose ("Setting _NET_DESKTOP_VIEWPORT to 0, 0\n");
+  meta_verbose ("Setting _NET_DESKTOP_VIEWPORT to 0, 0");
 
   meta_x11_error_trap_push (x11_display);
   XChangeProperty (x11_display->xdisplay,
@@ -713,7 +713,7 @@ take_manager_selection (MetaX11Display *x11_display,
 
       /* We sort of block infinitely here which is probably lame. */
 
-      meta_verbose ("Waiting for old window manager to exit\n");
+      meta_verbose ("Waiting for old window manager to exit");
       do
         XWindowEvent (x11_display->xdisplay, current_owner, StructureNotifyMask, &event);
       while (event.type != DestroyNotify);
@@ -821,7 +821,7 @@ set_active_workspace_hint (MetaWorkspaceManager *workspace_manager,
 
   data[0] = meta_workspace_index (workspace_manager->active_workspace);
 
-  meta_verbose ("Setting _NET_CURRENT_DESKTOP to %lu\n", data[0]);
+  meta_verbose ("Setting _NET_CURRENT_DESKTOP to %lu", data[0]);
 
   meta_x11_error_trap_push (x11_display);
   XChangeProperty (x11_display->xdisplay,
@@ -845,7 +845,7 @@ set_number_of_spaces_hint (MetaWorkspaceManager *workspace_manager,
 
   data[0] = meta_workspace_manager_get_n_workspaces (workspace_manager);
 
-  meta_verbose ("Setting _NET_NUMBER_OF_DESKTOPS to %lu\n", data[0]);
+  meta_verbose ("Setting _NET_NUMBER_OF_DESKTOPS to %lu", data[0]);
 
   meta_x11_error_trap_push (x11_display);
   XChangeProperty (x11_display->xdisplay,
@@ -1086,7 +1086,7 @@ meta_x11_init_gdk_display (GError **error)
 
   if (!gdk_display)
     {
-      meta_warning (_("Failed to initialize GDK\n"));
+      meta_warning (_("Failed to initialize GDK"));
 
       g_set_error (error, G_IO_ERROR, G_IO_ERROR_FAILED,
                    "Failed to initialize GDK");
@@ -1104,13 +1104,13 @@ meta_x11_init_gdk_display (GError **error)
      scale handling */
   gdk_x11_display_set_window_scale (gdk_display, 1);
 
-  meta_verbose ("Opening display '%s'\n", XDisplayName (NULL));
+  meta_verbose ("Opening display '%s'", XDisplayName (NULL));
 
   xdisplay = GDK_DISPLAY_XDISPLAY (gdk_display);
 
   if (xdisplay == NULL)
     {
-      meta_warning (_("Failed to open X Window System display “%s”\n"),
+      meta_warning (_("Failed to open X Window System display “%s”"),
                     XDisplayName (NULL));
 
       g_set_error (error, G_IO_ERROR, G_IO_ERROR_FAILED,
@@ -1193,7 +1193,7 @@ meta_x11_display_new (MetaDisplay *display, GError **error)
    */
   if (xroot == None)
     {
-      meta_warning (_("Screen %d on display “%s” is invalid\n"),
+      meta_warning (_("Screen %d on display “%s” is invalid"),
                     number, XDisplayName (NULL));
 
       g_set_error (error, G_IO_ERROR, G_IO_ERROR_FAILED,
@@ -1230,7 +1230,7 @@ meta_x11_display_new (MetaDisplay *display, GError **error)
   x11_display->default_xvisual = DefaultVisualOfScreen (xscreen);
   x11_display->default_depth = DefaultDepthOfScreen (xscreen);
 
-  meta_verbose ("Creating %d atoms\n", (int) G_N_ELEMENTS (atom_names));
+  meta_verbose ("Creating %d atoms", (int) G_N_ELEMENTS (atom_names));
   XInternAtoms (xdisplay, (char **)atom_names, G_N_ELEMENTS (atom_names),
                 False, atoms);
 
@@ -1432,7 +1432,7 @@ meta_x11_display_restore_active_workspace (MetaX11Display *x11_display)
                               x11_display->atom__NET_CURRENT_DESKTOP,
                               &current_workspace_index))
     {
-      meta_verbose ("Read existing _NET_CURRENT_DESKTOP = %d\n",
+      meta_verbose ("Read existing _NET_CURRENT_DESKTOP = %d",
                     (int) current_workspace_index);
 
       /* Switch to the _NET_CURRENT_DESKTOP workspace */
@@ -1444,7 +1444,7 @@ meta_x11_display_restore_active_workspace (MetaX11Display *x11_display)
     }
   else
     {
-      meta_verbose ("No _NET_CURRENT_DESKTOP present\n");
+      meta_verbose ("No _NET_CURRENT_DESKTOP present");
     }
 
   set_active_workspace_hint (display->workspace_manager, x11_display);
@@ -2133,7 +2133,7 @@ meta_x11_display_update_workspace_names (MetaX11Display *x11_display)
                                 x11_display->atom__NET_DESKTOP_NAMES,
                                 &names, &n_names))
     {
-      meta_verbose ("Failed to get workspace names from root window\n");
+      meta_verbose ("Failed to get workspace names from root window");
       return;
     }
 
@@ -2141,7 +2141,7 @@ meta_x11_display_update_workspace_names (MetaX11Display *x11_display)
   while (i < n_names)
     {
       meta_topic (META_DEBUG_PREFS,
-                  "Setting workspace %d name to \"%s\" due to _NET_DESKTOP_NAMES change\n",
+                  "Setting workspace %d name to \"%s\" due to _NET_DESKTOP_NAMES change",
                   i, names[i] ? names[i] : "null");
       meta_prefs_change_workspace_name (i, names[i]);
 
@@ -2194,7 +2194,7 @@ meta_x11_display_update_workspace_layout (MetaX11Display *x11_display)
               vertical_layout = TRUE;
               break;
             default:
-              meta_warning ("Someone set a weird orientation in _NET_DESKTOP_LAYOUT\n");
+              meta_warning ("Someone set a weird orientation in _NET_DESKTOP_LAYOUT");
               break;
             }
 
@@ -2203,7 +2203,7 @@ meta_x11_display_update_workspace_layout (MetaX11Display *x11_display)
 
           if (rows <= 0 && cols <= 0)
             {
-              meta_warning ("Columns = %d rows = %d in _NET_DESKTOP_LAYOUT makes no sense\n", rows, cols);
+              meta_warning ("Columns = %d rows = %d in _NET_DESKTOP_LAYOUT makes no sense", rows, cols);
             }
           else
             {
@@ -2235,7 +2235,7 @@ meta_x11_display_update_workspace_layout (MetaX11Display *x11_display)
                   starting_corner = META_DISPLAY_BOTTOMLEFT;
                   break;
                 default:
-                  meta_warning ("Someone set a weird starting corner in _NET_DESKTOP_LAYOUT\n");
+                  meta_warning ("Someone set a weird starting corner in _NET_DESKTOP_LAYOUT");
                   break;
                 }
             }
@@ -2243,7 +2243,7 @@ meta_x11_display_update_workspace_layout (MetaX11Display *x11_display)
       else
         {
           meta_warning ("Someone set _NET_DESKTOP_LAYOUT to %d integers instead of 4 "
-                        "(3 is accepted for backwards compat)\n", n_items);
+                        "(3 is accepted for backwards compat)", n_items);
         }
 
       g_free (list);
diff --git a/src/x11/meta-x11-stack.c b/src/x11/meta-x11-stack.c
index a8fb6733e..6a370644e 100644
--- a/src/x11/meta-x11-stack.c
+++ b/src/x11/meta-x11-stack.c
@@ -191,7 +191,7 @@ x11_stack_do_window_additions (MetaX11Stack *x11_stack)
   if (n_added > 0)
     {
       meta_topic (META_DEBUG_STACK,
-                  "Adding %d windows to sorted list\n",
+                  "Adding %d windows to sorted list",
                   n_added);
 
       /* stack->added has the most recent additions at the
@@ -235,7 +235,7 @@ x11_stack_sync_to_xserver (MetaX11Stack *x11_stack)
   GList *tmp;
   GList *sorted;
 
-  meta_topic (META_DEBUG_STACK, "Syncing window stack to server\n");
+  meta_topic (META_DEBUG_STACK, "Syncing window stack to server");
 
   /* Create stacked xwindow arrays, in bottom-to-top order
    */
diff --git a/src/x11/meta-x11-window-control.c b/src/x11/meta-x11-window-control.c
index aaf3d7fe1..3af43ce0c 100644
--- a/src/x11/meta-x11-window-control.c
+++ b/src/x11/meta-x11-window-control.c
@@ -44,7 +44,7 @@ window_from_frame (MetaX11Display *x11_display,
   window = meta_x11_display_lookup_x_window (x11_display, frame_xwindow);
   if (!window || !window->frame)
     {
-      meta_bug ("No such frame window 0x%lx!\n", frame_xwindow);
+      meta_bug ("No such frame window 0x%lx!", frame_xwindow);
       return NULL;
     }
 
@@ -250,7 +250,7 @@ meta_x11_wm_grab_buttons  (MetaX11Display *x11_display,
 
   display = meta_x11_display_get_display (x11_display);
 
-  meta_verbose ("Grabbing buttons on frame 0x%lx\n", frame_xwindow);
+  meta_verbose ("Grabbing buttons on frame 0x%lx", frame_xwindow);
   meta_display_grab_window_buttons (display, frame_xwindow);
 }
 
diff --git a/src/x11/session.c b/src/x11/session.c
index 38929105c..8072db727 100644
--- a/src/x11/session.c
+++ b/src/x11/session.c
@@ -38,7 +38,7 @@ void
 meta_session_init (const char *client_id,
                    const char *save_file)
 {
-  meta_topic (META_DEBUG_SM, "Compiled without session management support\n");
+  meta_topic (META_DEBUG_SM, "Compiled without session management support");
 }
 
 const MetaWindowSessionInfo*
@@ -233,7 +233,7 @@ meta_session_init (const char *previous_client_id,
   SmcCallbacks callbacks;
   char *saved_client_id;
 
-  meta_topic (META_DEBUG_SM, "Initializing session with save file '%s'\n",
+  meta_topic (META_DEBUG_SM, "Initializing session with save file '%s'",
               previous_save_file ? previous_save_file : "(none)");
 
   if (previous_save_file)
@@ -283,7 +283,7 @@ meta_session_init (const char *previous_client_id,
   if (session_connection == NULL)
     {
       meta_topic (META_DEBUG_SM,
-                  "Failed to a open connection to a session manager, so window positions will not be saved: %s\n",
+                  "Failed to a open connection to a session manager, so window positions will not be saved: %s",
                   buf);
 
       goto out;
@@ -292,7 +292,7 @@ meta_session_init (const char *previous_client_id,
     {
       if (client_id == NULL)
         meta_bug ("Session manager gave us a NULL client ID?");
-      meta_topic (META_DEBUG_SM, "Obtained session ID '%s'\n", client_id);
+      meta_topic (META_DEBUG_SM, "Obtained session ID '%s'", client_id);
     }
 
   if (previous_client_id && strcmp (previous_client_id, client_id) == 0)
@@ -389,7 +389,7 @@ save_yourself_possibly_done (gboolean shutdown,
                              gboolean successful)
 {
   meta_topic (META_DEBUG_SM,
-              "save possibly done shutdown = %d success = %d\n",
+              "save possibly done shutdown = %d success = %d",
               shutdown, successful);
 
   if (current_state == STATE_SAVING_PHASE_1)
@@ -404,7 +404,7 @@ save_yourself_possibly_done (gboolean shutdown,
         current_state = STATE_WAITING_FOR_PHASE_2;
 
       meta_topic (META_DEBUG_SM,
-                  "Requested phase 2, status = %d\n", status);
+                  "Requested phase 2, status = %d", status);
     }
 
   if (current_state == STATE_SAVING_PHASE_2 &&
@@ -424,7 +424,7 @@ save_yourself_possibly_done (gboolean shutdown,
         current_state = STATE_WAITING_FOR_INTERACT;
 
       meta_topic (META_DEBUG_SM,
-                  "Requested interact, status = %d\n", status);
+                  "Requested interact, status = %d", status);
     }
 
   if (current_state == STATE_SAVING_PHASE_1 ||
@@ -432,7 +432,7 @@ save_yourself_possibly_done (gboolean shutdown,
       current_state == STATE_DONE_WITH_INTERACT ||
       current_state == STATE_SKIPPING_GLOBAL_SAVE)
     {
-      meta_topic (META_DEBUG_SM, "Sending SaveYourselfDone\n");
+      meta_topic (META_DEBUG_SM, "Sending SaveYourselfDone");
 
       SmcSaveYourselfDone (session_connection,
                            successful);
@@ -546,13 +546,13 @@ static void
 save_complete_callback (SmcConn smc_conn, SmPointer client_data)
 {
   /* nothing */
-  meta_topic (META_DEBUG_SM, "SaveComplete received\n");
+  meta_topic (META_DEBUG_SM, "SaveComplete received");
 }
 
 static void
 shutdown_cancelled_callback (SmcConn smc_conn, SmPointer client_data)
 {
-  meta_topic (META_DEBUG_SM, "Shutdown cancelled received\n");
+  meta_topic (META_DEBUG_SM, "Shutdown cancelled received");
 
   if (session_connection != NULL &&
       (current_state != STATE_IDLE && current_state != STATE_FROZEN))
@@ -568,7 +568,7 @@ interact_callback (SmcConn smc_conn, SmPointer client_data)
   /* nothing */
   gboolean shutdown;
 
-  meta_topic (META_DEBUG_SM, "Interaction permission received\n");
+  meta_topic (META_DEBUG_SM, "Interaction permission received");
 
   shutdown = GPOINTER_TO_INT (client_data);
 
@@ -849,24 +849,24 @@ save_state (void)
   if (mkdir (mutter_dir, 0700) < 0 &&
       errno != EEXIST)
     {
-      meta_warning ("Could not create directory '%s': %s\n",
+      meta_warning ("Could not create directory '%s': %s",
                     mutter_dir, g_strerror (errno));
     }
 
   if (mkdir (session_dir, 0700) < 0 &&
       errno != EEXIST)
     {
-      meta_warning ("Could not create directory '%s': %s\n",
+      meta_warning ("Could not create directory '%s': %s",
                     session_dir, g_strerror (errno));
     }
 
-  meta_topic (META_DEBUG_SM, "Saving session to '%s'\n", full_save_file ());
+  meta_topic (META_DEBUG_SM, "Saving session to '%s'", full_save_file ());
 
   outfile = fopen (full_save_file (), "w");
 
   if (outfile == NULL)
     {
-      meta_warning ("Could not open session file '%s' for writing: %s\n",
+      meta_warning ("Could not open session file '%s' for writing: %s",
                     full_save_file (), g_strerror (errno));
       goto out;
     }
@@ -928,7 +928,7 @@ save_state (void)
           else
             title = NULL;
 
-          meta_topic (META_DEBUG_SM, "Saving session managed window %s, client ID '%s'\n",
+          meta_topic (META_DEBUG_SM, "Saving session managed window %s, client ID '%s'",
                       window->desc, window->sm_client_id);
 
           fprintf (outfile,
@@ -992,7 +992,7 @@ save_state (void)
         }
       else
         {
-          meta_topic (META_DEBUG_SM, "Not saving window '%s', not session managed\n",
+          meta_topic (META_DEBUG_SM, "Not saving window '%s', not session managed",
                       window->desc);
         }
 
@@ -1010,12 +1010,12 @@ save_state (void)
       /* FIXME need a dialog for this */
       if (ferror (outfile))
         {
-          meta_warning ("Error writing session file '%s': %s\n",
+          meta_warning ("Error writing session file '%s': %s",
                         full_save_file (), g_strerror (errno));
         }
       if (fclose (outfile))
         {
-          meta_warning ("Error closing session file '%s': %s\n",
+          meta_warning ("Error closing session file '%s': %s",
                         full_save_file (), g_strerror (errno));
         }
     }
@@ -1117,7 +1117,7 @@ load_state (const char *previous_save_file)
       g_free (canonical_session_file);
     }
 
-  meta_topic (META_DEBUG_SM, "Parsing saved session file %s\n", session_file);
+  meta_topic (META_DEBUG_SM, "Parsing saved session file %s", session_file);
   g_free (session_file);
   session_file = NULL;
 
@@ -1145,7 +1145,7 @@ load_state (const char *previous_save_file)
 
  error:
 
-  meta_warning ("Failed to parse saved session file: %s\n",
+  meta_warning ("Failed to parse saved session file: %s",
                 error->message);
   g_error_free (error);
 
@@ -1395,7 +1395,7 @@ start_element_handler  (GMarkupParseContext *context,
         }
 
       if (pd->info->saved_rect_set)
-        meta_topic (META_DEBUG_SM, "Saved unmaximized size %d,%d %dx%d \n",
+        meta_topic (META_DEBUG_SM, "Saved unmaximized size %d,%d %dx%d ",
                     pd->info->saved_rect.x,
                     pd->info->saved_rect.y,
                     pd->info->saved_rect.width,
@@ -1454,7 +1454,7 @@ start_element_handler  (GMarkupParseContext *context,
           ++i;
         }
 
-      meta_topic (META_DEBUG_SM, "Loaded geometry %d,%d %dx%d gravity %s\n",
+      meta_topic (META_DEBUG_SM, "Loaded geometry %d,%d %dx%d gravity %s",
                   pd->info->rect.x,
                   pd->info->rect.y,
                   pd->info->rect.width,
@@ -1489,7 +1489,7 @@ end_element_handler    (GMarkupParseContext *context,
       window_info_list = g_slist_prepend (window_info_list,
                                           pd->info);
 
-      meta_topic (META_DEBUG_SM, "Loaded window info from session with class: %s name: %s role: %s\n",
+      meta_topic (META_DEBUG_SM, "Loaded window info from session with class: %s name: %s role: %s",
                   pd->info->res_class ? pd->info->res_class : "(none)",
                   pd->info->res_name ? pd->info->res_name : "(none)",
                   pd->info->role ? pd->info->role : "(none)");
@@ -1547,7 +1547,7 @@ get_possible_matches (MetaWindow *window)
           both_null_or_matching (info->res_name, window->res_name) &&
           both_null_or_matching (info->role, window->role))
         {
-          meta_topic (META_DEBUG_SM, "Window %s may match saved window with class: %s name: %s role: %s\n",
+          meta_topic (META_DEBUG_SM, "Window %s may match saved window with class: %s name: %s role: %s",
                       window->desc,
                       info->res_class ? info->res_class : "(none)",
                       info->res_name ? info->res_name : "(none)",
@@ -1560,28 +1560,28 @@ get_possible_matches (MetaWindow *window)
           if (meta_is_verbose ())
             {
               if (!both_null_or_matching (info->id, window->sm_client_id))
-                meta_topic (META_DEBUG_SM, "Window %s has SM client ID %s, saved state has %s, no match\n",
+                meta_topic (META_DEBUG_SM, "Window %s has SM client ID %s, saved state has %s, no match",
                             window->desc,
                             window->sm_client_id ? window->sm_client_id : "(none)",
                             info->id ? info->id : "(none)");
               else if (!both_null_or_matching (info->res_class, window->res_class))
-                meta_topic (META_DEBUG_SM, "Window %s has class %s doesn't match saved class %s, no match\n",
+                meta_topic (META_DEBUG_SM, "Window %s has class %s doesn't match saved class %s, no match",
                             window->desc,
                             window->res_class ? window->res_class : "(none)",
                             info->res_class ? info->res_class : "(none)");
 
               else if (!both_null_or_matching (info->res_name, window->res_name))
-                meta_topic (META_DEBUG_SM, "Window %s has name %s doesn't match saved name %s, no match\n",
+                meta_topic (META_DEBUG_SM, "Window %s has name %s doesn't match saved name %s, no match",
                             window->desc,
                             window->res_name ? window->res_name : "(none)",
                             info->res_name ? info->res_name : "(none)");
               else if (!both_null_or_matching (info->role, window->role))
-                meta_topic (META_DEBUG_SM, "Window %s has role %s doesn't match saved role %s, no match\n",
+                meta_topic (META_DEBUG_SM, "Window %s has role %s doesn't match saved role %s, no match",
                             window->desc,
                             window->role ? window->role : "(none)",
                             info->role ? info->role : "(none)");
               else
-                meta_topic (META_DEBUG_SM, "???? should not happen - window %s doesn't match saved state %s for no good reason\n",
+                meta_topic (META_DEBUG_SM, "???? should not happen - window %s doesn't match saved state %s for no good reason",
                             window->desc, info->id);
             }
         }
@@ -1649,7 +1649,7 @@ meta_window_lookup_saved_state (MetaWindow *window)
   if (window->sm_client_id == NULL)
     {
       meta_topic (META_DEBUG_SM,
-                  "Window %s is not session managed, not checking for saved state\n",
+                  "Window %s is not session managed, not checking for saved state",
                   window->desc);
       return NULL;
     }
@@ -1658,7 +1658,8 @@ meta_window_lookup_saved_state (MetaWindow *window)
 
   if (possibles == NULL)
     {
-      meta_topic (META_DEBUG_SM, "Window %s has no possible matches in the list of saved window states\n",
+      meta_topic (META_DEBUG_SM,
+                  "Window %s has no possible matches in the list of saved window states",
                   window->desc);
       return NULL;
     }
diff --git a/src/x11/window-props.c b/src/x11/window-props.c
index 11bf50c88..d0ef19f79 100644
--- a/src/x11/window-props.c
+++ b/src/x11/window-props.c
@@ -216,7 +216,7 @@ reload_wm_client_machine (MetaWindow    *window,
   if (value->type != META_PROP_VALUE_INVALID)
     window->wm_client_machine = g_strdup (value->v.str);
 
-  meta_verbose ("Window has client machine \"%s\"\n",
+  meta_verbose ("Window has client machine \"%s\"",
                 window->wm_client_machine ? window->wm_client_machine : "unset");
 
   if (window->wm_client_machine == NULL)
@@ -238,7 +238,7 @@ complain_about_broken_client (MetaWindow    *window,
                               MetaPropValue *value,
                               gboolean       initial)
 {
-  meta_warning ("Broken client! Window %s changed client leader window or SM client ID\n",
+  meta_warning ("Broken client! Window %s changed client leader window or SM client ID",
                 window->desc);
 }
 
@@ -324,7 +324,7 @@ reload_icon_geometry (MetaWindow    *window,
     {
       if (value->v.cardinal_list.n_cardinals != 4)
         {
-          meta_verbose ("_NET_WM_ICON_GEOMETRY on %s has %d values instead of 4\n",
+          meta_verbose ("_NET_WM_ICON_GEOMETRY on %s has %d values instead of 4",
                         window->desc, value->v.cardinal_list.n_cardinals);
         }
       else
@@ -391,7 +391,7 @@ reload_gtk_frame_extents (MetaWindow    *window,
     {
       if (value->v.cardinal_list.n_cardinals != 4)
         {
-          meta_verbose ("_GTK_FRAME_EXTENTS on %s has %d values instead of 4\n",
+          meta_verbose ("_GTK_FRAME_EXTENTS on %s has %d values instead of 4",
                         window->desc, value->v.cardinal_list.n_cardinals);
         }
       else
@@ -605,7 +605,7 @@ reload_net_wm_name (MetaWindow    *window,
       set_window_title (window, value->v.str);
       priv->using_net_wm_name = TRUE;
 
-      meta_verbose ("Using _NET_WM_NAME for new title of %s: \"%s\"\n",
+      meta_verbose ("Using _NET_WM_NAME for new title of %s: \"%s\"",
                     window->desc, window->title);
     }
   else
@@ -627,7 +627,7 @@ reload_wm_name (MetaWindow    *window,
 
   if (priv->using_net_wm_name)
     {
-      meta_verbose ("Ignoring WM_NAME \"%s\" as _NET_WM_NAME is set\n",
+      meta_verbose ("Ignoring WM_NAME \"%s\" as _NET_WM_NAME is set",
                     value->v.str);
       return;
     }
@@ -636,7 +636,7 @@ reload_wm_name (MetaWindow    *window,
     {
       set_window_title (window, value->v.str);
 
-      meta_verbose ("Using WM_NAME for new title of %s: \"%s\"\n",
+      meta_verbose ("Using WM_NAME for new title of %s: \"%s\"",
                     window->desc, window->title);
     }
   else
@@ -774,7 +774,7 @@ reload_net_wm_state (MetaWindow    *window,
   if (!initial) {
     /* no, they DON'T change the property */
     meta_verbose ("Ignoring _NET_WM_STATE: we should be the one who set "
-                  "the property in the first place\n");
+                  "the property in the first place");
     return;
   }
 
@@ -826,7 +826,7 @@ reload_net_wm_state (MetaWindow    *window,
       ++i;
     }
 
-  meta_verbose ("Reloaded _NET_WM_STATE for %s\n",
+  meta_verbose ("Reloaded _NET_WM_STATE for %s",
                 window->desc);
 
   meta_window_x11_recalc_window_type (window);
@@ -851,7 +851,7 @@ reload_mwm_hints (MetaWindow    *window,
 
   if (value->type == META_PROP_VALUE_INVALID)
     {
-      meta_verbose ("Window %s has no MWM hints\n", window->desc);
+      meta_verbose ("Window %s has no MWM hints", window->desc);
       meta_window_recalc_features (window);
       return;
     }
@@ -860,13 +860,13 @@ reload_mwm_hints (MetaWindow    *window,
 
   /* We support those MWM hints deemed non-stupid */
 
-  meta_verbose ("Window %s has MWM hints\n",
+  meta_verbose ("Window %s has MWM hints",
                 window->desc);
 
   if (hints->flags & MWM_HINTS_DECORATIONS)
     {
-      meta_verbose ("Window %s sets MWM_HINTS_DECORATIONS 0x%x\n",
-          window->desc, hints->decorations);
+      meta_verbose ("Window %s sets MWM_HINTS_DECORATIONS 0x%x",
+                    window->desc, hints->decorations);
 
       if (hints->decorations == 0)
         window->mwm_decorated = FALSE;
@@ -875,13 +875,13 @@ reload_mwm_hints (MetaWindow    *window,
         window->mwm_border_only = TRUE;
     }
   else
-    meta_verbose ("Decorations flag unset\n");
+    meta_verbose ("Decorations flag unset");
 
   if (hints->flags & MWM_HINTS_FUNCTIONS)
     {
       gboolean toggle_value;
 
-      meta_verbose ("Window %s sets MWM_HINTS_FUNCTIONS 0x%x\n",
+      meta_verbose ("Window %s sets MWM_HINTS_FUNCTIONS 0x%x",
                     window->desc, hints->functions);
 
       /* If _ALL is specified, then other flags indicate what to turn off;
@@ -893,7 +893,7 @@ reload_mwm_hints (MetaWindow    *window,
         {
           toggle_value = TRUE;
 
-          meta_verbose ("Window %s disables all funcs then reenables some\n",
+          meta_verbose ("Window %s disables all funcs then reenables some",
                         window->desc);
           window->mwm_has_close_func = FALSE;
           window->mwm_has_minimize_func = FALSE;
@@ -903,44 +903,46 @@ reload_mwm_hints (MetaWindow    *window,
         }
       else
         {
-          meta_verbose ("Window %s enables all funcs then disables some\n",
+          meta_verbose ("Window %s enables all funcs then disables some",
                         window->desc);
           toggle_value = FALSE;
         }
 
       if ((hints->functions & MWM_FUNC_CLOSE) != 0)
         {
-          meta_verbose ("Window %s toggles close via MWM hints\n",
+          meta_verbose ("Window %s toggles close via MWM hints",
                         window->desc);
           window->mwm_has_close_func = toggle_value;
         }
       if ((hints->functions & MWM_FUNC_MINIMIZE) != 0)
         {
-          meta_verbose ("Window %s toggles minimize via MWM hints\n",
+          meta_verbose ("Window %s toggles minimize via MWM hints",
                         window->desc);
           window->mwm_has_minimize_func = toggle_value;
         }
       if ((hints->functions & MWM_FUNC_MAXIMIZE) != 0)
         {
-          meta_verbose ("Window %s toggles maximize via MWM hints\n",
+          meta_verbose ("Window %s toggles maximize via MWM hints",
                         window->desc);
           window->mwm_has_maximize_func = toggle_value;
         }
       if ((hints->functions & MWM_FUNC_MOVE) != 0)
         {
-          meta_verbose ("Window %s toggles move via MWM hints\n",
+          meta_verbose ("Window %s toggles move via MWM hints",
                         window->desc);
           window->mwm_has_move_func = toggle_value;
         }
       if ((hints->functions & MWM_FUNC_RESIZE) != 0)
         {
-          meta_verbose ("Window %s toggles resize via MWM hints\n",
+          meta_verbose ("Window %s toggles resize via MWM hints",
                         window->desc);
           window->mwm_has_resize_func = toggle_value;
         }
     }
   else
-    meta_verbose ("Functions flag unset\n");
+    {
+      meta_verbose ("Functions flag unset");
+    }
 
   meta_window_recalc_features (window);
 
@@ -982,10 +984,10 @@ reload_wm_class (MetaWindow    *window,
       meta_window_set_wm_class (window, NULL, NULL);
     }
 
-  meta_verbose ("Window %s class: '%s' name: '%s'\n",
-      window->desc,
-      window->res_class ? window->res_class : "none",
-      window->res_name ? window->res_name : "none");
+  meta_verbose ("Window %s class: '%s' name: '%s'",
+                window->desc,
+                window->res_class ? window->res_class : "none",
+                window->res_name ? window->res_name : "none");
 }
 
 static void
@@ -998,7 +1000,7 @@ reload_net_wm_desktop (MetaWindow    *window,
       window->initial_workspace_set = TRUE;
       window->initial_workspace = value->v.cardinal;
       meta_topic (META_DEBUG_PLACEMENT,
-                  "Read initial workspace prop %d for %s\n",
+                  "Read initial workspace prop %d for %s",
                   window->initial_workspace, window->desc);
     }
 }
@@ -1038,7 +1040,7 @@ reload_net_startup_id (MetaWindow    *window,
       }
   }
 
-  meta_verbose ("New _NET_STARTUP_ID \"%s\" for %s\n",
+  meta_verbose ("New _NET_STARTUP_ID \"%s\" for %s",
                 window->startup_id ? window->startup_id : "unset",
                 window->desc);
 }
@@ -1055,7 +1057,7 @@ reload_update_counter (MetaWindow    *window,
 
       if (value->v.xcounter_list.n_counters == 0)
         {
-          meta_warning ("_NET_WM_SYNC_REQUEST_COUNTER is empty\n");
+          meta_warning ("_NET_WM_SYNC_REQUEST_COUNTER is empty");
           return;
         }
 
@@ -1069,7 +1071,7 @@ reload_update_counter (MetaWindow    *window,
           window->sync_request_counter = value->v.xcounter_list.counters[1];
           window->extended_sync_request_counter = TRUE;
         }
-      meta_verbose ("Window has _NET_WM_SYNC_REQUEST_COUNTER 0x%lx (extended=%s)\n",
+      meta_verbose ("Window has _NET_WM_SYNC_REQUEST_COUNTER 0x%lx (extended=%s)",
                     window->sync_request_counter,
                     window->extended_sync_request_counter ? "true" : "false");
 
@@ -1094,46 +1096,46 @@ spew_size_hints_differences (const XSizeHints *old,
                              const XSizeHints *new)
 {
   if (FLAG_CHANGED (old, new, USPosition))
-    meta_topic (META_DEBUG_GEOMETRY, "XSizeHints: USPosition now %s\n",
+    meta_topic (META_DEBUG_GEOMETRY, "XSizeHints: USPosition now %s",
                 FLAG_TOGGLED_ON (old, new, USPosition) ? "set" : "unset");
   if (FLAG_CHANGED (old, new, USSize))
-    meta_topic (META_DEBUG_GEOMETRY, "XSizeHints: USSize now %s\n",
+    meta_topic (META_DEBUG_GEOMETRY, "XSizeHints: USSize now %s",
                 FLAG_TOGGLED_ON (old, new, USSize) ? "set" : "unset");
   if (FLAG_CHANGED (old, new, PPosition))
-    meta_topic (META_DEBUG_GEOMETRY, "XSizeHints: PPosition now %s\n",
+    meta_topic (META_DEBUG_GEOMETRY, "XSizeHints: PPosition now %s",
                 FLAG_TOGGLED_ON (old, new, PPosition) ? "set" : "unset");
   if (FLAG_CHANGED (old, new, PSize))
-    meta_topic (META_DEBUG_GEOMETRY, "XSizeHints: PSize now %s\n",
+    meta_topic (META_DEBUG_GEOMETRY, "XSizeHints: PSize now %s",
                 FLAG_TOGGLED_ON (old, new, PSize) ? "set" : "unset");
   if (FLAG_CHANGED (old, new, PMinSize))
-    meta_topic (META_DEBUG_GEOMETRY, "XSizeHints: PMinSize now %s (%d x %d -> %d x %d)\n",
+    meta_topic (META_DEBUG_GEOMETRY, "XSizeHints: PMinSize now %s (%d x %d -> %d x %d)",
                 FLAG_TOGGLED_ON (old, new, PMinSize) ? "set" : "unset",
                 old->min_width, old->min_height,
                 new->min_width, new->min_height);
   if (FLAG_CHANGED (old, new, PMaxSize))
-    meta_topic (META_DEBUG_GEOMETRY, "XSizeHints: PMaxSize now %s (%d x %d -> %d x %d)\n",
+    meta_topic (META_DEBUG_GEOMETRY, "XSizeHints: PMaxSize now %s (%d x %d -> %d x %d)",
                 FLAG_TOGGLED_ON (old, new, PMaxSize) ? "set" : "unset",
                 old->max_width, old->max_height,
                 new->max_width, new->max_height);
   if (FLAG_CHANGED (old, new, PResizeInc))
-    meta_topic (META_DEBUG_GEOMETRY, "XSizeHints: PResizeInc now %s (width_inc %d -> %d height_inc %d -> %d)\n",
+    meta_topic (META_DEBUG_GEOMETRY, "XSizeHints: PResizeInc now %s (width_inc %d -> %d height_inc %d -> %d)",
                 FLAG_TOGGLED_ON (old, new, PResizeInc) ? "set" : "unset",
                 old->width_inc, new->width_inc,
                 old->height_inc, new->height_inc);
   if (FLAG_CHANGED (old, new, PAspect))
-    meta_topic (META_DEBUG_GEOMETRY, "XSizeHints: PAspect now %s (min %d/%d -> %d/%d max %d/%d -> %d/%d)\n",
+    meta_topic (META_DEBUG_GEOMETRY, "XSizeHints: PAspect now %s (min %d/%d -> %d/%d max %d/%d -> %d/%d)",
                 FLAG_TOGGLED_ON (old, new, PAspect) ? "set" : "unset",
                 old->min_aspect.x, old->min_aspect.y,
                 new->min_aspect.x, new->min_aspect.y,
                 old->max_aspect.x, old->max_aspect.y,
                 new->max_aspect.x, new->max_aspect.y);
   if (FLAG_CHANGED (old, new, PBaseSize))
-    meta_topic (META_DEBUG_GEOMETRY, "XSizeHints: PBaseSize now %s (%d x %d -> %d x %d)\n",
+    meta_topic (META_DEBUG_GEOMETRY, "XSizeHints: PBaseSize now %s (%d x %d -> %d x %d)",
                 FLAG_TOGGLED_ON (old, new, PBaseSize) ? "set" : "unset",
                 old->base_width, old->base_height,
                 new->base_width, new->base_height);
   if (FLAG_CHANGED (old, new, PWinGravity))
-    meta_topic (META_DEBUG_GEOMETRY, "XSizeHints: PWinGravity now %s  (%d -> %d)\n",
+    meta_topic (META_DEBUG_GEOMETRY, "XSizeHints: PWinGravity now %s  (%d -> %d)",
                 FLAG_TOGGLED_ON (old, new, PWinGravity) ? "set" : "unset",
                 old->win_gravity, new->win_gravity);
 }
@@ -1183,7 +1185,7 @@ meta_set_normal_hints (MetaWindow *window,
   /* Get base size hints */
   if (window->size_hints.flags & PBaseSize)
     {
-      meta_topic (META_DEBUG_GEOMETRY, "Window %s sets base size %d x %d\n",
+      meta_topic (META_DEBUG_GEOMETRY, "Window %s sets base size %d x %d",
                   window->desc,
                   window->size_hints.base_width,
                   window->size_hints.base_height);
@@ -1203,7 +1205,7 @@ meta_set_normal_hints (MetaWindow *window,
   /* Get min size hints */
   if (window->size_hints.flags & PMinSize)
     {
-      meta_topic (META_DEBUG_GEOMETRY, "Window %s sets min size %d x %d\n",
+      meta_topic (META_DEBUG_GEOMETRY, "Window %s sets min size %d x %d",
                   window->desc,
                   window->size_hints.min_width,
                   window->size_hints.min_height);
@@ -1223,7 +1225,7 @@ meta_set_normal_hints (MetaWindow *window,
   /* Get max size hints */
   if (window->size_hints.flags & PMaxSize)
     {
-      meta_topic (META_DEBUG_GEOMETRY, "Window %s sets max size %d x %d\n",
+      meta_topic (META_DEBUG_GEOMETRY, "Window %s sets max size %d x %d",
                   window->desc,
                   window->size_hints.max_width,
                   window->size_hints.max_height);
@@ -1239,7 +1241,7 @@ meta_set_normal_hints (MetaWindow *window,
   if (window->size_hints.flags & PResizeInc)
     {
       meta_topic (META_DEBUG_GEOMETRY,
-                  "Window %s sets resize width inc: %d height inc: %d\n",
+                  "Window %s sets resize width inc: %d height inc: %d",
                   window->desc,
                   window->size_hints.width_inc,
                   window->size_hints.height_inc);
@@ -1255,7 +1257,7 @@ meta_set_normal_hints (MetaWindow *window,
   if (window->size_hints.flags & PAspect)
     {
       meta_topic (META_DEBUG_GEOMETRY,
-                  "Window %s sets min_aspect: %d/%d max_aspect: %d/%d\n",
+                  "Window %s sets min_aspect: %d/%d max_aspect: %d/%d",
                   window->desc,
                   window->size_hints.min_aspect.x,
                   window->size_hints.min_aspect.y,
@@ -1274,14 +1276,14 @@ meta_set_normal_hints (MetaWindow *window,
   /* Get gravity hint */
   if (window->size_hints.flags & PWinGravity)
     {
-      meta_topic (META_DEBUG_GEOMETRY, "Window %s sets gravity %d\n",
+      meta_topic (META_DEBUG_GEOMETRY, "Window %s sets gravity %d",
                   window->desc,
                   window->size_hints.win_gravity);
     }
   else
     {
       meta_topic (META_DEBUG_GEOMETRY,
-                  "Window %s doesn't set gravity, using NW\n",
+                  "Window %s doesn't set gravity, using NW",
                   window->desc);
       window->size_hints.win_gravity = META_GRAVITY_NORTH_WEST;
       window->size_hints.flags |= PWinGravity;
@@ -1294,7 +1296,7 @@ meta_set_normal_hints (MetaWindow *window,
     {
       /* someone is on crack */
       meta_topic (META_DEBUG_GEOMETRY,
-                  "Window %s sets min width to 0, which makes no sense\n",
+                  "Window %s sets min width to 0, which makes no sense",
                   window->desc);
       window->size_hints.min_width = 1;
     }
@@ -1302,7 +1304,7 @@ meta_set_normal_hints (MetaWindow *window,
     {
       /* another cracksmoker */
       meta_topic (META_DEBUG_GEOMETRY,
-                  "Window %s sets max width to 0, which makes no sense\n",
+                  "Window %s sets max width to 0, which makes no sense",
                   window->desc);
       window->size_hints.max_width = 1;
     }
@@ -1310,7 +1312,7 @@ meta_set_normal_hints (MetaWindow *window,
     {
       /* another cracksmoker */
       meta_topic (META_DEBUG_GEOMETRY,
-                  "Window %s sets min height to 0, which makes no sense\n",
+                  "Window %s sets min height to 0, which makes no sense",
                   window->desc);
       window->size_hints.min_height = 1;
     }
@@ -1318,7 +1320,7 @@ meta_set_normal_hints (MetaWindow *window,
     {
       /* another cracksmoker */
       meta_topic (META_DEBUG_GEOMETRY,
-                  "Window %s sets max height to 0, which makes no sense\n",
+                  "Window %s sets max height to 0, which makes no sense",
                   window->desc);
       window->size_hints.max_height = 1;
     }
@@ -1328,13 +1330,13 @@ meta_set_normal_hints (MetaWindow *window,
     {
       /* app authors find so many ways to smoke crack */
       window->size_hints.width_inc = 1;
-      meta_topic (META_DEBUG_GEOMETRY, "Corrected 0 width_inc to 1\n");
+      meta_topic (META_DEBUG_GEOMETRY, "Corrected 0 width_inc to 1");
     }
   if (window->size_hints.height_inc < 1)
     {
       /* another cracksmoker */
       window->size_hints.height_inc = 1;
-      meta_topic (META_DEBUG_GEOMETRY, "Corrected 0 height_inc to 1\n");
+      meta_topic (META_DEBUG_GEOMETRY, "Corrected 0 height_inc to 1");
     }
   /* divide by 0 cracksmokers; note that x & y in (min|max)_aspect are
    * numerator & denominator
@@ -1362,7 +1364,7 @@ meta_set_normal_hints (MetaWindow *window,
       meta_topic (META_DEBUG_GEOMETRY,
                   "Window %s has width_inc (%d) that does not evenly divide "
                   "min_width - base_width (%d - %d); thus effective "
-                  "min_width is really %d\n",
+                  "min_width is really %d",
                   window->desc,
                   winc, minw, basew, window->size_hints.min_width);
       minw = window->size_hints.min_width;
@@ -1375,7 +1377,7 @@ meta_set_normal_hints (MetaWindow *window,
       meta_topic (META_DEBUG_GEOMETRY,
                   "Window %s has width_inc (%d) that does not evenly divide "
                   "max_width - base_width (%d - %d); thus effective "
-                  "max_width is really %d\n",
+                  "max_width is really %d",
                   window->desc,
                   winc, maxw, basew, window->size_hints.max_width);
       maxw = window->size_hints.max_width;
@@ -1388,7 +1390,7 @@ meta_set_normal_hints (MetaWindow *window,
       meta_topic (META_DEBUG_GEOMETRY,
                   "Window %s has height_inc (%d) that does not evenly divide "
                   "min_height - base_height (%d - %d); thus effective "
-                  "min_height is really %d\n",
+                  "min_height is really %d",
                   window->desc,
                   hinc, minh, baseh, window->size_hints.min_height);
       minh = window->size_hints.min_height;
@@ -1401,7 +1403,7 @@ meta_set_normal_hints (MetaWindow *window,
       meta_topic (META_DEBUG_GEOMETRY,
                   "Window %s has height_inc (%d) that does not evenly divide "
                   "max_height - base_height (%d - %d); thus effective "
-                  "max_height is really %d\n",
+                  "max_height is really %d",
                   window->desc,
                   hinc, maxh, baseh, window->size_hints.max_height);
       maxh = window->size_hints.max_height;
@@ -1415,7 +1417,7 @@ meta_set_normal_hints (MetaWindow *window,
       /* another cracksmoker */
       meta_topic (META_DEBUG_GEOMETRY,
                   "Window %s sets max width %d less than min width %d, "
-                  "disabling resize\n",
+                  "disabling resize",
                   window->desc,
                   window->size_hints.max_width,
                   window->size_hints.min_width);
@@ -1426,7 +1428,7 @@ meta_set_normal_hints (MetaWindow *window,
       /* another cracksmoker */
       meta_topic (META_DEBUG_GEOMETRY,
                   "Window %s sets max height %d less than min height %d, "
-                  "disabling resize\n",
+                  "disabling resize",
                   window->desc,
                   window->size_hints.max_height,
                   window->size_hints.min_height);
@@ -1443,7 +1445,7 @@ meta_set_normal_hints (MetaWindow *window,
       /* another cracksmoker; not even minimally (self) consistent */
       meta_topic (META_DEBUG_GEOMETRY,
                   "Window %s sets min aspect ratio larger than max aspect "
-                  "ratio; disabling aspect ratio constraints.\n",
+                  "ratio; disabling aspect ratio constraints.",
                   window->desc);
       window->size_hints.min_aspect.x = 1;
       window->size_hints.min_aspect.y = G_MAXINT;
@@ -1458,7 +1460,7 @@ meta_set_normal_hints (MetaWindow *window,
           meta_topic (META_DEBUG_GEOMETRY,
                       "Window %s sets min aspect ratio larger than largest "
                       "aspect ratio possible given min/max size constraints; "
-                      "disabling min aspect ratio constraint.\n",
+                      "disabling min aspect ratio constraint.",
                       window->desc);
           window->size_hints.min_aspect.x = 1;
           window->size_hints.min_aspect.y = G_MAXINT;
@@ -1469,7 +1471,7 @@ meta_set_normal_hints (MetaWindow *window,
           meta_topic (META_DEBUG_GEOMETRY,
                       "Window %s sets max aspect ratio smaller than smallest "
                       "aspect ratio possible given min/max size constraints; "
-                      "disabling max aspect ratio constraint.\n",
+                      "disabling max aspect ratio constraint.",
                       window->desc);
           window->size_hints.max_aspect.x = G_MAXINT;
           window->size_hints.max_aspect.y = 1;
@@ -1489,7 +1491,7 @@ reload_normal_hints (MetaWindow    *window,
     {
       XSizeHints old_hints;
 
-      meta_topic (META_DEBUG_GEOMETRY, "Updating WM_NORMAL_HINTS for %s\n", window->desc);
+      meta_topic (META_DEBUG_GEOMETRY, "Updating WM_NORMAL_HINTS for %s", window->desc);
 
       old_hints = window->size_hints;
 
@@ -1533,7 +1535,7 @@ reload_wm_protocols (MetaWindow    *window,
       ++i;
     }
 
-  meta_verbose ("New _NET_STARTUP_ID \"%s\" for %s\n",
+  meta_verbose ("New _NET_STARTUP_ID \"%s\" for %s",
                 window->startup_id ? window->startup_id : "unset",
                 window->desc);
 }
@@ -1580,7 +1582,7 @@ reload_wm_hints (MetaWindow    *window,
       if (hints->flags & XUrgencyHint)
         urgent = TRUE;
 
-      meta_verbose ("Read WM_HINTS input: %d iconic: %d group leader: 0x%lx pixmap: 0x%lx mask: 0x%lx\n",
+      meta_verbose ("Read WM_HINTS input: %d iconic: %d group leader: 0x%lx pixmap: 0x%lx mask: 0x%lx",
                     window->input, window->initially_iconic,
                     window->xgroup_leader,
                     priv->wm_hints_pixmap,
@@ -1589,7 +1591,7 @@ reload_wm_hints (MetaWindow    *window,
 
   if (window->xgroup_leader != old_group_leader)
     {
-      meta_verbose ("Window %s changed its group leader to 0x%lx\n",
+      meta_verbose ("Window %s changed its group leader to 0x%lx",
                     window->desc, window->xgroup_leader);
 
       meta_window_group_leader_changed (window);
@@ -1636,7 +1638,7 @@ reload_transient_for (MetaWindow    *window,
                                                  transient_for);
       if (!parent)
         {
-          meta_warning ("Invalid WM_TRANSIENT_FOR window 0x%lx specified for %s.\n",
+          meta_warning ("Invalid WM_TRANSIENT_FOR window 0x%lx specified for %s.",
                         transient_for, window->desc);
           transient_for = None;
         }
@@ -1653,7 +1655,7 @@ reload_transient_for (MetaWindow    *window,
               meta_warning ("WM_TRANSIENT_FOR window %s for %s window %s is an "
                             "override-redirect window and this is not correct "
                             "according to the standard, so we'll fallback to "
-                            "the first non-override-redirect window 0x%lx.\n",
+                            "the first non-override-redirect window 0x%lx.",
                             parent->desc, window->desc, window_kind,
                             parent->xtransient_for);
               transient_for = parent->xtransient_for;
@@ -1666,7 +1668,7 @@ reload_transient_for (MetaWindow    *window,
               meta_warning ("WM_TRANSIENT_FOR window %s for %s window %s is an "
                             "override-redirect window and this is not correct "
                             "according to the standard, so we'll fallback to "
-                            "the root window.\n", parent->desc, window_kind,
+                            "the root window.", parent->desc, window_kind,
                             window->desc);
               transient_for = parent->display->x11_display->xroot;
               parent = NULL;
@@ -1677,7 +1679,7 @@ reload_transient_for (MetaWindow    *window,
       if (check_xtransient_for_loop (window, parent))
         {
           meta_warning ("WM_TRANSIENT_FOR window 0x%lx for %s would create a "
-                        "loop.\n", transient_for, window->desc);
+                        "loop.", transient_for, window->desc);
           transient_for = None;
         }
     }
@@ -1690,9 +1692,9 @@ reload_transient_for (MetaWindow    *window,
   window->xtransient_for = transient_for;
 
   if (window->xtransient_for != None)
-    meta_verbose ("Window %s transient for 0x%lx\n", window->desc, window->xtransient_for);
+    meta_verbose ("Window %s transient for 0x%lx", window->desc, window->xtransient_for);
   else
-    meta_verbose ("Window %s is not transient\n", window->desc);
+    meta_verbose ("Window %s is not transient", window->desc);
 
   if (window->xtransient_for == None ||
       window->xtransient_for == window->display->x11_display->xroot)
@@ -1714,7 +1716,7 @@ reload_gtk_theme_variant (MetaWindow    *window,
   if (value->type != META_PROP_VALUE_INVALID)
     {
       requested_variant = value->v.str;
-      meta_verbose ("Requested \"%s\" theme variant for window %s.\n",
+      meta_verbose ("Requested \"%s\" theme variant for window %s.",
                     requested_variant, window->desc);
     }
 
@@ -1749,9 +1751,9 @@ reload_bypass_compositor (MetaWindow    *window,
     return;
 
   if (requested_value == META_BYPASS_COMPOSITOR_HINT_ON)
-    meta_verbose ("Request to bypass compositor for window %s.\n", window->desc);
+    meta_verbose ("Request to bypass compositor for window %s.", window->desc);
   else if (requested_value == META_BYPASS_COMPOSITOR_HINT_OFF)
-    meta_verbose ("Request to don't bypass compositor for window %s.\n", window->desc);
+    meta_verbose ("Request to don't bypass compositor for window %s.", window->desc);
   else if (requested_value != META_BYPASS_COMPOSITOR_HINT_AUTO)
     return;
 
diff --git a/src/x11/window-x11.c b/src/x11/window-x11.c
index 35cee5873..0d85a0d0a 100644
--- a/src/x11/window-x11.c
+++ b/src/x11/window-x11.c
@@ -183,7 +183,7 @@ update_sm_hints (MetaWindow *window)
     }
   else
     {
-      meta_verbose ("Didn't find a client leader for %s\n", window->desc);
+      meta_verbose ("Didn't find a client leader for %s", window->desc);
 
       if (!meta_prefs_get_disable_workarounds ())
         {
@@ -195,12 +195,12 @@ update_sm_hints (MetaWindow *window)
                                        &window->sm_client_id);
 
           if (window->sm_client_id)
-            meta_warning ("Window %s sets SM_CLIENT_ID on itself, instead of on the WM_CLIENT_LEADER window as specified in the ICCCM.\n",
+            meta_warning ("Window %s sets SM_CLIENT_ID on itself, instead of on the WM_CLIENT_LEADER window as specified in the ICCCM.",
                           window->desc);
         }
     }
 
-  meta_verbose ("Window %s client leader: 0x%lx SM_CLIENT_ID: '%s'\n",
+  meta_verbose ("Window %s client leader: 0x%lx SM_CLIENT_ID: '%s'",
                 window->desc, window->xclient_leader,
                 window->sm_client_id ? window->sm_client_id : "none");
 }
@@ -251,7 +251,7 @@ send_configure_notify (MetaWindow *window)
   event.xconfigure.override_redirect = False;
 
   meta_topic (META_DEBUG_GEOMETRY,
-              "Sending synthetic configure notify to %s with x: %d y: %d w: %d h: %d\n",
+              "Sending synthetic configure notify to %s with x: %d y: %d w: %d h: %d",
               window->desc,
               event.xconfigure.x, event.xconfigure.y,
               event.xconfigure.width, event.xconfigure.height);
@@ -389,7 +389,7 @@ meta_window_apply_session_info (MetaWindow *window,
   if (info->stack_position_set)
     {
       meta_topic (META_DEBUG_SM,
-                  "Restoring stack position %d for window %s\n",
+                  "Restoring stack position %d for window %s",
                   info->stack_position, window->desc);
 
       /* FIXME well, I'm not sure how to do this. */
@@ -398,7 +398,7 @@ meta_window_apply_session_info (MetaWindow *window,
   if (info->minimized_set)
     {
       meta_topic (META_DEBUG_SM,
-                  "Restoring minimized state %d for window %s\n",
+                  "Restoring minimized state %d for window %s",
                   info->minimized, window->desc);
 
       if (info->minimized)
@@ -408,7 +408,7 @@ meta_window_apply_session_info (MetaWindow *window,
   if (info->maximized_set)
     {
       meta_topic (META_DEBUG_SM,
-                  "Restoring maximized state %d for window %s\n",
+                  "Restoring maximized state %d for window %s",
                   info->maximized, window->desc);
 
       if (window->has_maximize_func && info->maximized)
@@ -418,7 +418,7 @@ meta_window_apply_session_info (MetaWindow *window,
           if (info->saved_rect_set)
             {
               meta_topic (META_DEBUG_SM,
-                          "Restoring saved rect %d,%d %dx%d for window %s\n",
+                          "Restoring saved rect %d,%d %dx%d for window %s",
                           info->saved_rect.x,
                           info->saved_rect.y,
                           info->saved_rect.width,
@@ -438,7 +438,7 @@ meta_window_apply_session_info (MetaWindow *window,
       window->on_all_workspaces_requested = info->on_all_workspaces;
       meta_window_on_all_workspaces_changed (window);
       meta_topic (META_DEBUG_SM,
-                  "Restoring sticky state %d for window %s\n",
+                  "Restoring sticky state %d for window %s",
                   window->on_all_workspaces_requested, window->desc);
     }
 
@@ -478,7 +478,7 @@ meta_window_apply_session_info (MetaWindow *window,
           window->initial_workspace_set = TRUE;
 
           meta_topic (META_DEBUG_SM,
-                      "Restoring saved window %s to workspace %d\n",
+                      "Restoring saved window %s to workspace %d",
                       window->desc,
                       meta_workspace_index (workspace));
 
@@ -599,7 +599,7 @@ meta_window_x11_unmanage (MetaWindow *window)
       /* We need to clean off the window's state so it
        * won't be restored if the app maps it again.
        */
-      meta_verbose ("Cleaning state from window %s\n", window->desc);
+      meta_verbose ("Cleaning state from window %s", window->desc);
       XDeleteProperty (x11_display->xdisplay,
                        window->xwindow,
                        x11_display->atom__NET_WM_DESKTOP);
@@ -738,14 +738,14 @@ meta_window_x11_delete (MetaWindow *window,
   if (priv->wm_delete_window)
     {
       meta_topic (META_DEBUG_WINDOW_OPS,
-                  "Deleting %s with delete_window request\n",
+                  "Deleting %s with delete_window request",
                   window->desc);
       send_icccm_message (window, x11_display->atom_WM_DELETE_WINDOW, timestamp);
     }
   else
     {
       meta_topic (META_DEBUG_WINDOW_OPS,
-                  "Deleting %s with explicit kill\n",
+                  "Deleting %s with explicit kill",
                   window->desc);
       XKillClient (x11_display->xdisplay, window->xwindow);
     }
@@ -758,7 +758,7 @@ meta_window_x11_kill (MetaWindow *window)
   MetaX11Display *x11_display = window->display->x11_display;
 
   meta_topic (META_DEBUG_WINDOW_OPS,
-              "Disconnecting %s with XKillClient()\n",
+              "Disconnecting %s with XKillClient()",
               window->desc);
 
   meta_x11_error_trap_push (x11_display);
@@ -772,7 +772,7 @@ request_take_focus (MetaWindow *window,
 {
   MetaDisplay *display = window->display;
 
-  meta_topic (META_DEBUG_FOCUS, "WM_TAKE_FOCUS(%s, %u)\n",
+  meta_topic (META_DEBUG_FOCUS, "WM_TAKE_FOCUS(%s, %u)",
               window->desc, timestamp);
 
   send_icccm_message (window, display->x11_display->atom_WM_TAKE_FOCUS, timestamp);
@@ -876,7 +876,7 @@ meta_window_x11_maybe_focus_delayed (MetaWindow *window,
   data->pending_focus_candidates = other_focus_candidates;
 
   meta_topic (META_DEBUG_FOCUS,
-              "Requesting delayed focus to %s\n", window->desc);
+              "Requesting delayed focus to %s", window->desc);
 
   data->unmanaged_id =
     g_signal_connect_swapped (window, "unmanaged",
@@ -959,7 +959,7 @@ meta_window_x11_focus (MetaWindow *window,
       (window->shaded || !meta_window_is_focusable (window)))
     {
       meta_topic (META_DEBUG_FOCUS,
-                  "Focusing frame of %s\n", window->desc);
+                  "Focusing frame of %s", window->desc);
       meta_display_set_input_focus (window->display,
                                     window,
                                     TRUE,
@@ -970,7 +970,7 @@ meta_window_x11_focus (MetaWindow *window,
       if (window->input)
         {
           meta_topic (META_DEBUG_FOCUS,
-                      "Setting input focus on %s since input = true\n",
+                      "Setting input focus on %s since input = true",
                       window->desc);
           meta_display_set_input_focus (window->display,
                                         window,
@@ -981,7 +981,7 @@ meta_window_x11_focus (MetaWindow *window,
       if (priv->wm_take_focus)
         {
           meta_topic (META_DEBUG_FOCUS,
-                      "Sending WM_TAKE_FOCUS to %s since take_focus = true\n",
+                      "Sending WM_TAKE_FOCUS to %s since take_focus = true",
                       window->desc);
 
           if (!window->input)
@@ -1114,7 +1114,7 @@ update_net_frame_extents (MetaWindow *window)
 
   meta_topic (META_DEBUG_GEOMETRY,
               "Setting _NET_FRAME_EXTENTS on managed window 0x%lx "
- "to left = %lu, right = %lu, top = %lu, bottom = %lu\n",
+              "to left = %lu, right = %lu, top = %lu, bottom = %lu",
               window->xwindow, data[0], data[1], data[2], data[3]);
 
   meta_x11_error_trap_push (x11_display);
@@ -1193,7 +1193,7 @@ update_gtk_edge_constraints (MetaWindow *window)
 
   data[0] = edge_constraints_to_gtk_edge_constraints (window);
 
-  meta_verbose ("Setting _GTK_EDGE_CONSTRAINTS to %lu\n", data[0]);
+  meta_verbose ("Setting _GTK_EDGE_CONSTRAINTS to %lu", data[0]);
 
   meta_x11_error_trap_push (x11_display);
   XChangeProperty (x11_display->xdisplay,
@@ -1313,7 +1313,7 @@ meta_window_x11_current_workspace_changed (MetaWindow *window)
 
   data[0] = meta_window_get_net_wm_desktop (window);
 
-  meta_verbose ("Setting _NET_WM_DESKTOP of %s to %lu\n",
+  meta_verbose ("Setting _NET_WM_DESKTOP of %s to %lu",
                 window->desc, data[0]);
 
   meta_x11_error_trap_push (x11_display);
@@ -1594,7 +1594,7 @@ meta_window_x11_update_struts (MetaWindow *window)
 
   g_return_val_if_fail (!window->override_redirect, FALSE);
 
-  meta_verbose ("Updating struts for %s\n", window->desc);
+  meta_verbose ("Updating struts for %s", window->desc);
 
   old_struts = window->struts;
   new_struts = NULL;
@@ -1606,7 +1606,7 @@ meta_window_x11_update_struts (MetaWindow *window)
     {
       if (nitems != 12)
         meta_verbose ("_NET_WM_STRUT_PARTIAL on %s has %d values instead "
-                      "of 12\n",
+                      "of 12",
                       window->desc, nitems);
       else
         {
@@ -1653,7 +1653,7 @@ meta_window_x11_update_struts (MetaWindow *window)
             }
 
           meta_verbose ("_NET_WM_STRUT_PARTIAL struts %u %u %u %u for "
-                        "window %s\n",
+                        "window %s",
                         struts[0], struts[1], struts[2], struts[3],
                         window->desc);
         }
@@ -1661,7 +1661,7 @@ meta_window_x11_update_struts (MetaWindow *window)
     }
   else
     {
-      meta_verbose ("No _NET_WM_STRUT property for %s\n",
+      meta_verbose ("No _NET_WM_STRUT property for %s",
                     window->desc);
     }
 
@@ -1672,7 +1672,7 @@ meta_window_x11_update_struts (MetaWindow *window)
                                    &struts, &nitems))
     {
       if (nitems != 4)
-        meta_verbose ("_NET_WM_STRUT on %s has %d values instead of 4\n",
+        meta_verbose ("_NET_WM_STRUT on %s has %d values instead of 4",
                       window->desc, nitems);
       else
         {
@@ -1712,7 +1712,7 @@ meta_window_x11_update_struts (MetaWindow *window)
               new_struts = g_slist_prepend (new_struts, temp);
             }
 
-          meta_verbose ("_NET_WM_STRUT struts %u %u %u %u for window %s\n",
+          meta_verbose ("_NET_WM_STRUT struts %u %u %u %u for window %s",
                         struts[0], struts[1], struts[2], struts[3],
                         window->desc);
         }
@@ -1720,7 +1720,7 @@ meta_window_x11_update_struts (MetaWindow *window)
     }
   else if (!new_struts)
     {
-      meta_verbose ("No _NET_WM_STRUT property for %s\n",
+      meta_verbose ("No _NET_WM_STRUT property for %s",
                     window->desc);
     }
 
@@ -1995,13 +1995,14 @@ meta_window_x11_calculate_layer (MetaWindow *window)
       if (group_max > layer)
         {
           meta_topic (META_DEBUG_STACK,
-                      "Promoting window %s from layer %u to %u due to group membership\n",
+                      "Promoting window %s from layer %u to %u due to group membership",
                       window->desc, layer, group_max);
           layer = group_max;
         }
     }
 
-  meta_topic (META_DEBUG_STACK, "Window %s on layer %u type = %u has_focus = %d\n",
+  meta_topic (META_DEBUG_STACK,
+              "Window %s on layer %u type = %u has_focus = %d",
               window->desc, layer,
               window->type, window->has_focus);
   return layer;
@@ -2156,7 +2157,7 @@ meta_window_x11_set_net_wm_state (MetaWindow *window)
       ++i;
     }
 
-  meta_verbose ("Setting _NET_WM_STATE with %d atoms\n", i);
+  meta_verbose ("Setting _NET_WM_STATE with %d atoms", i);
 
   meta_x11_error_trap_push (x11_display);
   XChangeProperty (x11_display->xdisplay, window->xwindow,
@@ -2182,7 +2183,7 @@ meta_window_x11_set_net_wm_state (MetaWindow *window)
             meta_x11_display_logical_monitor_to_xinerama_index (window->display->x11_display,
                                                                 window->fullscreen_monitors.right);
 
-          meta_verbose ("Setting _NET_WM_FULLSCREEN_MONITORS\n");
+          meta_verbose ("Setting _NET_WM_FULLSCREEN_MONITORS");
           meta_x11_error_trap_push (x11_display);
           XChangeProperty (x11_display->xdisplay,
                            window->xwindow,
@@ -2193,7 +2194,7 @@ meta_window_x11_set_net_wm_state (MetaWindow *window)
         }
       else
         {
-          meta_verbose ("Clearing _NET_WM_FULLSCREEN_MONITORS\n");
+          meta_verbose ("Clearing _NET_WM_FULLSCREEN_MONITORS");
           meta_x11_error_trap_push (x11_display);
           XDeleteProperty (x11_display->xdisplay,
                            window->xwindow,
@@ -2541,7 +2542,7 @@ meta_window_move_resize_request (MetaWindow  *window,
   else
     {
       meta_topic (META_DEBUG_GEOMETRY,
-		  "Not allowing position change for window %s PPosition 0x%lx USPosition 0x%lx type %u\n",
+		  "Not allowing position change for window %s PPosition 0x%lx USPosition 0x%lx type %u",
 		  window->desc, window->size_hints.flags & PPosition,
 		  window->size_hints.flags & USPosition,
 		  window->type);
@@ -2622,7 +2623,7 @@ meta_window_move_resize_request (MetaWindow  *window,
               */
               meta_warning (
                            "Treating resize request of legacy application %s as a "
-                           "fullscreen request\n",
+                           "fullscreen request",
                            window->desc);
               meta_window_make_fullscreen_internal (window);
             }
@@ -2703,7 +2704,7 @@ meta_window_x11_configure_request (MetaWindow *window,
         {
           meta_topic (META_DEBUG_STACK,
                       "%s sent an xconfigure stacking request; this is "
-                      "broken behavior and the request is being ignored.\n",
+                      "broken behavior and the request is being ignored.",
                       window->desc);
         }
       else if (active_window &&
@@ -2715,7 +2716,7 @@ meta_window_x11_configure_request (MetaWindow *window,
           meta_topic (META_DEBUG_STACK,
                       "Ignoring xconfigure stacking request from %s (with "
                       "user_time %u); currently active application is %s (with "
-                      "user_time %u).\n",
+                      "user_time %u).",
                       window->desc,
                       window->net_wm_user_time,
                       active_window->desc,
@@ -2738,7 +2739,7 @@ meta_window_x11_configure_request (MetaWindow *window,
                 return TRUE;
 
               meta_topic (META_DEBUG_STACK,
-                      "xconfigure stacking request from window %s sibling %s stackmode %d\n",
+                      "xconfigure stacking request from window %s sibling %s stackmode %d",
                       window->desc, sibling->desc, event->xconfigurerequest.detail);
             }
           restack_window (window, sibling, event->xconfigurerequest.detail);
@@ -2759,7 +2760,7 @@ process_property_notify (MetaWindow     *window,
       char *property_name = XGetAtomName (window->display->x11_display->xdisplay,
                                           event->atom);
 
-      meta_verbose ("Property notify on %s for %s\n",
+      meta_verbose ("Property notify on %s for %s",
                     window->desc, property_name);
       XFree (property_name);
     }
@@ -2870,7 +2871,7 @@ meta_window_x11_client_message (MetaWindow *window,
         {
           meta_warning ("Receiving a NET_CLOSE_WINDOW message for %s without "
                         "a timestamp!  This means some buggy (outdated) "
-                        "application is on the loose!\n",
+                        "application is on the loose!",
                         window->desc);
           timestamp = meta_display_get_current_time (window->display);
         }
@@ -2888,7 +2889,7 @@ meta_window_x11_client_message (MetaWindow *window,
 
       space = event->xclient.data.l[0];
 
-      meta_verbose ("Request to move %s to workspace %d\n",
+      meta_verbose ("Request to move %s to workspace %d",
                     window->desc, space);
 
       workspace =
@@ -2900,9 +2901,9 @@ meta_window_x11_client_message (MetaWindow *window,
       else if (space == (int) 0xFFFFFFFF)
         meta_window_stick (window);
       else
-        meta_verbose ("No such workspace %d for screen\n", space);
+        meta_verbose ("No such workspace %d for screen", space);
 
-      meta_verbose ("Window %s now on_all_workspaces = %d\n",
+      meta_verbose ("Window %s now on_all_workspaces = %d",
                     window->desc, window->on_all_workspaces);
 
       return TRUE;
@@ -2933,7 +2934,7 @@ meta_window_x11_client_message (MetaWindow *window,
           if (meta_x11_error_trap_pop_with_return (x11_display) != Success)
             str2 = NULL;
 
-          meta_verbose ("Request to change _NET_WM_STATE action %lu atom1: %s atom2: %s\n",
+          meta_verbose ("Request to change _NET_WM_STATE action %lu atom1: %s atom2: %s",
                         action,
                         str1 ? str1 : "(unknown)",
                         str2 ? str2 : "(unknown)");
@@ -3088,7 +3089,7 @@ meta_window_x11_client_message (MetaWindow *window,
   else if (event->xclient.message_type ==
            x11_display->atom_WM_CHANGE_STATE)
     {
-      meta_verbose ("WM_CHANGE_STATE client message, state: %ld\n",
+      meta_verbose ("WM_CHANGE_STATE client message, state: %ld",
                     event->xclient.data.l[0]);
       if (event->xclient.data.l[0] == IconicState)
         meta_window_minimize (window);
@@ -3120,7 +3121,7 @@ meta_window_x11_client_message (MetaWindow *window,
       /* FIXME: What a braindead protocol; no timestamp?!? */
       timestamp = meta_display_get_current_time_roundtrip (display);
       meta_topic (META_DEBUG_WINDOW_OPS,
-                  "Received _NET_WM_MOVERESIZE message on %s, %d,%d action = %d, button %d\n",
+                  "Received _NET_WM_MOVERESIZE message on %s, %d,%d action = %d, button %d",
                   window->desc,
                   x_root, y_root, action, button);
 
@@ -3186,7 +3187,7 @@ meta_window_x11_client_message (MetaWindow *window,
           int button_mask;
 
           meta_topic (META_DEBUG_WINDOW_OPS,
-                      "Beginning move/resize with button = %d\n", button);
+                      "Beginning move/resize with button = %d", button);
           meta_display_begin_grab_op (window->display,
                                       window,
                                       op,
@@ -3266,7 +3267,7 @@ meta_window_x11_client_message (MetaWindow *window,
       MetaClientType source_indication;
       guint32        timestamp;
 
-      meta_verbose ("_NET_ACTIVE_WINDOW request for window '%s', activating\n",
+      meta_verbose ("_NET_ACTIVE_WINDOW request for window '%s', activating",
                     window->desc);
 
       source_indication = event->xclient.data.l[0];
@@ -3279,7 +3280,7 @@ meta_window_x11_client_message (MetaWindow *window,
         {
           /* Client using older EWMH _NET_ACTIVE_WINDOW without a timestamp */
           meta_warning ("Buggy client sent a _NET_ACTIVE_WINDOW message with a "
-                        "timestamp of 0 for %s\n",
+                        "timestamp of 0 for %s",
                         window->desc);
           timestamp = meta_display_get_current_time (display);
         }
@@ -3292,7 +3293,7 @@ meta_window_x11_client_message (MetaWindow *window,
     {
       MetaLogicalMonitor *top, *bottom, *left, *right;
 
-      meta_verbose ("_NET_WM_FULLSCREEN_MONITORS request for window '%s'\n",
+      meta_verbose ("_NET_WM_FULLSCREEN_MONITORS request for window '%s'",
                     window->desc);
 
       top =
@@ -3519,11 +3520,11 @@ meta_window_x11_new (MetaDisplay       *display,
   MetaWindow *window = NULL;
   gulong event_mask;
 
-  meta_verbose ("Attempting to manage 0x%lx\n", xwindow);
+  meta_verbose ("Attempting to manage 0x%lx", xwindow);
 
   if (meta_x11_display_xwindow_is_a_no_focus_window (x11_display, xwindow))
     {
-      meta_verbose ("Not managing no_focus_window 0x%lx\n",
+      meta_verbose ("Not managing no_focus_window 0x%lx",
                     xwindow);
       return NULL;
     }
@@ -3539,32 +3540,32 @@ meta_window_x11_new (MetaDisplay       *display,
 
   if (!XGetWindowAttributes (x11_display->xdisplay, xwindow, &attrs))
     {
-      meta_verbose ("Failed to get attributes for window 0x%lx\n",
+      meta_verbose ("Failed to get attributes for window 0x%lx",
                     xwindow);
       goto error;
     }
 
   if (attrs.root != x11_display->xroot)
     {
-      meta_verbose ("Not on our screen\n");
+      meta_verbose ("Not on our screen");
       goto error;
     }
 
   if (attrs.class == InputOnly)
     {
-      meta_verbose ("Not managing InputOnly windows\n");
+      meta_verbose ("Not managing InputOnly windows");
       goto error;
     }
 
   if (is_our_xwindow (x11_display, xwindow, &attrs))
     {
-      meta_verbose ("Not managing our own windows\n");
+      meta_verbose ("Not managing our own windows");
       goto error;
     }
 
   if (maybe_filter_xwindow (display, xwindow, must_be_viewable, &attrs))
     {
-      meta_verbose ("Not managing filtered window\n");
+      meta_verbose ("Not managing filtered window");
       goto error;
     }
 
@@ -3581,12 +3582,13 @@ meta_window_x11_new (MetaDisplay       *display,
                                                    &state) &&
             (state == IconicState || state == NormalState)))
         {
-          meta_verbose ("Deciding not to manage unmapped or unviewable window 0x%lx\n", xwindow);
+          meta_verbose ("Deciding not to manage unmapped or unviewable window 0x%lx",
+                        xwindow);
           goto error;
         }
 
       existing_wm_state = state;
-      meta_verbose ("WM_STATE of %lx = %s\n", xwindow,
+      meta_verbose ("WM_STATE of %lx = %s", xwindow,
                     wm_state_to_string (existing_wm_state));
     }
 
@@ -3645,7 +3647,7 @@ meta_window_x11_new (MetaDisplay       *display,
 
   if (meta_x11_error_trap_pop_with_return (x11_display) != Success)
     {
-      meta_verbose ("Window 0x%lx disappeared just as we tried to manage it\n",
+      meta_verbose ("Window 0x%lx disappeared just as we tried to manage it",
                     xwindow);
       goto error;
     }
@@ -3733,7 +3735,7 @@ meta_window_x11_recalc_window_type (MetaWindow *window)
                                     priv->type_atom);
           meta_x11_error_trap_pop (x11_display);
 
-          meta_warning ("Unrecognized type atom [%s] set for %s \n",
+          meta_warning ("Unrecognized type atom [%s] set for %s ",
                         atom_name ? atom_name : "unknown",
                         window->desc);
 
@@ -3786,7 +3788,7 @@ meta_window_x11_recalc_window_type (MetaWindow *window)
         }
     }
 
-  meta_verbose ("Calculated type %u for %s, old type %u\n",
+  meta_verbose ("Calculated type %u for %s, old type %u",
                 type, window->desc, type);
   meta_window_set_type (window, type);
 }
@@ -3826,7 +3828,7 @@ meta_window_x11_configure_notify (MetaWindow      *window,
     meta_display_queue_check_fullscreen (window->display);
 
   if (!event->override_redirect && !event->send_event)
-    meta_warning ("Unhandled change of windows override redirect status\n");
+    meta_warning ("Unhandled change of windows override redirect status");
 
   meta_compositor_sync_window_geometry (window->display->compositor, window, FALSE);
 }
@@ -3892,7 +3894,7 @@ meta_window_x11_set_allowed_actions_hint (MetaWindow *window)
 
   g_assert (i <= MAX_N_ACTIONS);
 
-  meta_verbose ("Setting _NET_WM_ALLOWED_ACTIONS with %d atoms\n", i);
+  meta_verbose ("Setting _NET_WM_ALLOWED_ACTIONS with %d atoms", i);
 
   meta_x11_error_trap_push (x11_display);
   XChangeProperty (x11_display->xdisplay, window->xwindow,
@@ -4019,7 +4021,7 @@ meta_window_x11_update_sync_request_counter (MetaWindow *window,
            new_counter_value % 2 == 0))
         {
           meta_topic (META_DEBUG_RESIZING,
-                      "Alarm event received last motion x = %d y = %d\n",
+                      "Alarm event received last motion x = %d y = %d",
                       window->display->grab_latest_motion_x,
                       window->display->grab_latest_motion_y);
 
diff --git a/src/x11/xprops.c b/src/x11/xprops.c
index cbf5a0604..ad7453853 100644
--- a/src/x11/xprops.c
+++ b/src/x11/xprops.c
@@ -156,7 +156,7 @@ validate_or_free_results (GetPropertyResults *results,
   if (res_name == NULL)
     res_name = "unknown";
 
-  meta_warning ("Window 0x%lx has property %s\nthat was expected to have type %s format %d\nand actually has type %s format %d n_items %d.\nThis is most likely an application bug, not a window manager bug.\nThe window has title=\"%s\" class=\"%s\" name=\"%s\"\n",
+  meta_warning ("Window 0x%lx has property %s that was expected to have type %s format %d and actually has type %s format %d n_items %d. This is most likely an application bug, not a window manager bug. The window has title=\"%s\" class=\"%s\" name=\"%s\"",
                 results->xwindow,
                 prop_name ? prop_name : "(bad atom)",
                 expected_name ? expected_name : "(bad atom)",
@@ -305,7 +305,7 @@ motif_hints_from_results (GetPropertyResults *results,
     {
       g_free (results->prop);
       results->prop = NULL;
-      meta_verbose ("Motif hints had unexpected type or n_items\n");
+      meta_verbose ("Motif hints had unexpected type or n_items");
       return FALSE;
     }
 
@@ -390,7 +390,7 @@ utf8_string_from_results (GetPropertyResults *results,
       char *name;
 
       name = XGetAtomName (results->x11_display->xdisplay, results->xatom);
-      meta_warning ("Property %s on window 0x%lx contained invalid UTF-8\n",
+      meta_warning ("Property %s on window 0x%lx contained invalid UTF-8",
                     name, results->xwindow);
       meta_XFree (name);
       g_free (results->prop);
@@ -457,7 +457,7 @@ utf8_list_from_results (GetPropertyResults *results,
           meta_x11_error_trap_push (results->x11_display);
           name = XGetAtomName (results->x11_display->xdisplay, results->xatom);
           meta_x11_error_trap_pop (results->x11_display);
-          meta_warning ("Property %s on window 0x%lx contained invalid UTF-8 for item %d in the list\n",
+          meta_warning ("Property %s on window 0x%lx contained invalid UTF-8 for item %d in the list",
                         name, results->xwindow, i);
           meta_XFree (name);
           g_free (results->prop);
@@ -685,7 +685,7 @@ wm_hints_from_results (GetPropertyResults *results,
   /* pre-R3 bogusly truncated window_group, don't fail on them */
   if (results->n_items < (NumPropWMHintsElements - 1))
     {
-      meta_verbose ("WM_HINTS property too short: %d should be %d\n",
+      meta_verbose ("WM_HINTS property too short: %d should be %d",
                     (int) results->n_items, NumPropWMHintsElements - 1);
       if (results->prop)
         {
@@ -837,7 +837,7 @@ meta_prop_get_values (MetaX11Display *x11_display,
   xcb_get_property_cookie_t *tasks;
   xcb_connection_t *xcb_conn = XGetXCBConnection (x11_display->xdisplay);
 
-  meta_verbose ("Requesting %d properties of 0x%lx at once\n",
+  meta_verbose ("Requesting %d properties of 0x%lx at once",
                 n_values, xwindow);
 
   if (n_values == 0)
@@ -860,7 +860,7 @@ meta_prop_get_values (MetaX11Display *x11_display,
                * property notify on an atom we don't care about.
                */
               if (values[i].atom != None)
-                meta_bug ("META_PROP_VALUE_INVALID requested in %s\n", G_STRFUNC);
+                meta_bug ("META_PROP_VALUE_INVALID requested in %s", G_STRFUNC);
               break;
             case META_PROP_VALUE_UTF8_LIST:
             case META_PROP_VALUE_UTF8:
@@ -908,7 +908,7 @@ meta_prop_get_values (MetaX11Display *x11_display,
     }
 
   /* Get replies for all our tasks */
-  meta_topic (META_DEBUG_SYNC, "Syncing to get %d GetProperty replies in %s\n",
+  meta_topic (META_DEBUG_SYNC, "Syncing to get %d GetProperty replies in %s",
               n_values, G_STRFUNC);
   XSync (x11_display->xdisplay, False);