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authorKaroly Lorentey <lorentey@elte.hu>2006-10-14 17:36:28 +0000
committerKaroly Lorentey <lorentey@elte.hu>2006-10-14 17:36:28 +0000
commit44fdd0c78ce493bc33597b5b4eb1d301c47a0dcf (patch)
tree16e59081f1247a5f57ac1bced87a9613f99f24c0 /src/indent.c
parentdb8e2ff922d56039fe4241cfe60392ea2832c170 (diff)
parent0abe4a617b379aaffa8e4b0a261c0f7ce666f7ca (diff)
downloademacs-44fdd0c78ce493bc33597b5b4eb1d301c47a0dcf.tar.gz
Merged from emacs@sv.gnu.org
Patches applied: * emacs@sv.gnu.org/emacs--devo--0--patch-413 Update from CVS * emacs@sv.gnu.org/emacs--devo--0--patch-414 Update from CVS * emacs@sv.gnu.org/emacs--devo--0--patch-415 Update from CVS * emacs@sv.gnu.org/emacs--devo--0--patch-416 Update from CVS * emacs@sv.gnu.org/emacs--devo--0--patch-417 Update from CVS * emacs@sv.gnu.org/emacs--devo--0--patch-418 Merge from gnus--rel--5.10 * emacs@sv.gnu.org/emacs--devo--0--patch-419 Update from CVS * emacs@sv.gnu.org/emacs--devo--0--patch-420 Update from CVS * emacs@sv.gnu.org/emacs--devo--0--patch-421 Merge from gnus--rel--5.10 * emacs@sv.gnu.org/emacs--devo--0--patch-422 Update from CVS * emacs@sv.gnu.org/emacs--devo--0--patch-423 Update from CVS * emacs@sv.gnu.org/emacs--devo--0--patch-424 Merge from gnus--rel--5.10 * emacs@sv.gnu.org/emacs--devo--0--patch-425 Update from CVS * emacs@sv.gnu.org/emacs--devo--0--patch-426 Update from CVS * emacs@sv.gnu.org/emacs--devo--0--patch-427 Update from CVS * emacs@sv.gnu.org/emacs--devo--0--patch-428 Merge from gnus--rel--5.10 * emacs@sv.gnu.org/emacs--devo--0--patch-429 Update from CVS * emacs@sv.gnu.org/emacs--devo--0--patch-430 Update from CVS * emacs@sv.gnu.org/emacs--devo--0--patch-431 Merge from gnus--rel--5.10 * emacs@sv.gnu.org/emacs--devo--0--patch-432 Update from CVS * emacs@sv.gnu.org/emacs--devo--0--patch-433 Update from CVS * emacs@sv.gnu.org/emacs--devo--0--patch-434 Update from CVS * emacs@sv.gnu.org/emacs--devo--0--patch-435 Update from CVS * emacs@sv.gnu.org/emacs--devo--0--patch-436 Update from CVS * emacs@sv.gnu.org/emacs--devo--0--patch-437 Update from CVS * emacs@sv.gnu.org/emacs--devo--0--patch-438 Update from CVS * emacs@sv.gnu.org/emacs--devo--0--patch-439 Update from CVS * emacs@sv.gnu.org/emacs--devo--0--patch-440 Update from CVS * emacs@sv.gnu.org/emacs--devo--0--patch-441 lisp/url/url-methods.el: Fix format error when http_proxy is empty string * emacs@sv.gnu.org/emacs--devo--0--patch-442 Update from CVS * emacs@sv.gnu.org/emacs--devo--0--patch-443 Update from CVS * emacs@sv.gnu.org/emacs--devo--0--patch-444 Update from CVS * emacs@sv.gnu.org/emacs--devo--0--patch-445 Update from CVS * emacs@sv.gnu.org/emacs--devo--0--patch-446 Merge from gnus--rel--5.10 * emacs@sv.gnu.org/emacs--devo--0--patch-447 Update from CVS * emacs@sv.gnu.org/emacs--devo--0--patch-448 Update from CVS * emacs@sv.gnu.org/emacs--devo--0--patch-449 Update from CVS * emacs@sv.gnu.org/emacs--devo--0--patch-450 Update from CVS * emacs@sv.gnu.org/emacs--devo--0--patch-451 Update from CVS * emacs@sv.gnu.org/emacs--devo--0--patch-452 Update from CVS * emacs@sv.gnu.org/emacs--devo--0--patch-453 Update from CVS * emacs@sv.gnu.org/emacs--devo--0--patch-454 Update from CVS * emacs@sv.gnu.org/emacs--devo--0--patch-455 Update from CVS * emacs@sv.gnu.org/emacs--devo--0--patch-456 Update from CVS * emacs@sv.gnu.org/emacs--devo--0--patch-457 Update from CVS * emacs@sv.gnu.org/emacs--devo--0--patch-458 Update from CVS * emacs@sv.gnu.org/emacs--devo--0--patch-459 Merge from gnus--rel--5.10 * emacs@sv.gnu.org/emacs--devo--0--patch-460 Update from CVS * emacs@sv.gnu.org/emacs--devo--0--patch-461 Update from CVS * emacs@sv.gnu.org/emacs--devo--0--patch-462 Update from CVS * emacs@sv.gnu.org/emacs--devo--0--patch-463 Update from CVS * emacs@sv.gnu.org/emacs--devo--0--patch-464 Update from CVS * emacs@sv.gnu.org/emacs--devo--0--patch-465 Update from CVS * emacs@sv.gnu.org/emacs--devo--0--patch-466 Merge from gnus--rel--5.10 * emacs@sv.gnu.org/emacs--devo--0--patch-467 Update from CVS * emacs@sv.gnu.org/emacs--devo--0--patch-468 Merge from gnus--rel--5.10 * emacs@sv.gnu.org/emacs--devo--0--patch-469 Update from CVS * emacs@sv.gnu.org/emacs--devo--0--patch-470 Update from CVS * emacs@sv.gnu.org/emacs--devo--0--patch-471 Update from CVS * emacs@sv.gnu.org/emacs--devo--0--patch-472 Update from CVS * emacs@sv.gnu.org/emacs--devo--0--patch-473 Update from CVS * emacs@sv.gnu.org/gnus--rel--5.10--patch-128 Update from CVS * emacs@sv.gnu.org/gnus--rel--5.10--patch-129 Merge from emacs--devo--0 * emacs@sv.gnu.org/gnus--rel--5.10--patch-130 Update from CVS * emacs@sv.gnu.org/gnus--rel--5.10--patch-131 Update from CVS * emacs@sv.gnu.org/gnus--rel--5.10--patch-132 Update from CVS * emacs@sv.gnu.org/gnus--rel--5.10--patch-133 Update from CVS * emacs@sv.gnu.org/gnus--rel--5.10--patch-134 Merge from emacs--devo--0 * emacs@sv.gnu.org/gnus--rel--5.10--patch-135 Update from CVS * emacs@sv.gnu.org/gnus--rel--5.10--patch-136 Update from CVS * emacs@sv.gnu.org/gnus--rel--5.10--patch-137 Update from CVS * emacs@sv.gnu.org/gnus--rel--5.10--patch-138 Update from CVS * emacs@sv.gnu.org/gnus--rel--5.10--patch-139 Update from CVS * emacs@sv.gnu.org/gnus--rel--5.10--patch-140 Update from CVS * emacs@sv.gnu.org/gnus--rel--5.10--patch-141 Merge from emacs--devo--0 * emacs@sv.gnu.org/gnus--rel--5.10--patch-142 Update from CVS * emacs@sv.gnu.org/gnus--rel--5.10--patch-143 Update from CVS * emacs@sv.gnu.org/gnus--rel--5.10--patch-144 Update from CVS * emacs@sv.gnu.org/gnus--rel--5.10--patch-145 Merge from emacs--devo--0 * emacs@sv.gnu.org/gnus--rel--5.10--patch-146 Update from CVS * emacs@sv.gnu.org/gnus--rel--5.10--patch-147 Update from CVS * emacs@sv.gnu.org/gnus--rel--5.10--patch-148 Update from CVS * emacs@sv.gnu.org/gnus--rel--5.10--patch-149 Update from CVS git-archimport-id: lorentey@elte.hu--2004/emacs--multi-tty--0--patch-582
Diffstat (limited to 'src/indent.c')
-rw-r--r--src/indent.c37
1 files changed, 27 insertions, 10 deletions
diff --git a/src/indent.c b/src/indent.c
index efc375e27f7..efe10bc3f78 100644
--- a/src/indent.c
+++ b/src/indent.c
@@ -337,8 +337,8 @@ DEFUN ("current-column", Fcurrent_column, Scurrent_column, 0, 0, 0,
doc: /* Return the horizontal position of point. Beginning of line is column 0.
This is calculated by adding together the widths of all the displayed
representations of the character between the start of the previous line
-and point. (eg control characters will have a width of 2 or 4, tabs
-will have a variable width)
+and point (eg. control characters will have a width of 2 or 4, tabs
+will have a variable width).
Ignores finite width of frame, which means that this function may return
values greater than (frame-width).
Whether the line is visible (if `selective-display' is t) has no effect;
@@ -736,8 +736,8 @@ string_display_width (string, beg, end)
DEFUN ("indent-to", Findent_to, Sindent_to, 1, 2, "NIndent to column: ",
doc: /* Indent from point with tabs and spaces until COLUMN is reached.
-Optional second argument MININUM says always do at least MININUM spaces
-even if that goes past COLUMN; by default, MININUM is zero. */)
+Optional second argument MINIMUM says always do at least MINIMUM spaces
+even if that goes past COLUMN; by default, MINIMUM is zero. */)
(column, minimum)
Lisp_Object column, minimum;
{
@@ -2076,7 +2076,7 @@ whether or not it is currently displayed in some window. */)
{
int it_start;
int oselective;
- int start_on_image_or_stretch_p;
+ int it_overshoot_expected_p;
SET_TEXT_POS (pt, PT, PT_BYTE);
start_display (&it, w, pt);
@@ -2088,8 +2088,26 @@ whether or not it is currently displayed in some window. */)
while the end position is really at some X > 0, the same X that
PT had. */
it_start = IT_CHARPOS (it);
- start_on_image_or_stretch_p = (it.method == GET_FROM_IMAGE
- || it.method == GET_FROM_STRETCH);
+
+ /* We expect the call to move_it_to, further down, to overshoot
+ if the starting point is on an image, stretch glyph, or Lisp
+ string. We won't need to backtrack in this situation, except
+ for one corner case: when the Lisp string contains a
+ newline. */
+ if (it.method == GET_FROM_STRING)
+ {
+ const char *s = SDATA (it.string);
+ const char *e = s + SBYTES (it.string);
+
+ while (s < e && *s != '\n')
+ ++s;
+
+ it_overshoot_expected_p = (s == e);
+ }
+ else
+ it_overshoot_expected_p = (it.method == GET_FROM_IMAGE
+ || it.method == GET_FROM_STRETCH);
+
reseat_at_previous_visible_line_start (&it);
it.current_x = it.hpos = 0;
/* Temporarily disable selective display so we don't move too far */
@@ -2100,10 +2118,9 @@ whether or not it is currently displayed in some window. */)
/* Move back if we got too far. This may happen if
truncate-lines is on and PT is beyond right margin.
- It may also happen if it_start is on an image or a stretch
- glyph -- in that case, don't go back. */
+ Don't go back if the overshoot is expected (see above). */
if (IT_CHARPOS (it) > it_start && XINT (lines) > 0
- && !start_on_image_or_stretch_p)
+ && !it_overshoot_expected_p)
move_it_by_lines (&it, -1, 0);
it.vpos = 0;