1 files changed, 120 insertions, 0 deletions
diff --git a/src/logind-util.h b/src/logind-util.h
new file mode 100644
index 00000000..552395e7
--- /dev/null
+++ b/src/logind-util.h
@@ -0,0 +1,120 @@
+/*
+ * Copyright © 2013 David Herrmann
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and
+ * its documentation for any purpose is hereby granted without fee, provided
+ * that the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of the copyright holders not be used in
+ * advertising or publicity pertaining to distribution of the software
+ * without specific, written prior permission.  The copyright holders make
+ * no representations about the suitability of this software for any
+ * purpose.  It is provided "as is" without express or implied warranty.
+ *
+ * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS
+ * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
+ * FITNESS, IN NO EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY
+ * SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER
+ * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF
+ * CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
+ * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#include "config.h"
+
+#include <errno.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include "compositor.h"
+
+struct weston_logind;
+
+#if defined(HAVE_SYSTEMD_LOGIN) && defined(HAVE_DBUS)
+
+#include <systemd/sd-login.h>
+
+int
+weston_logind_open(struct weston_logind *wl, const char *path,
+		   int flags);
+
+void
+weston_logind_close(struct weston_logind *wl, int fd);
+
+void
+weston_logind_restore(struct weston_logind *wl);
+
+int
+weston_logind_activate_vt(struct weston_logind *wl, int vt);
+
+int
+weston_logind_connect(struct weston_logind **out,
+		      struct weston_compositor *compositor,
+		      const char *seat_id, int tty);
+
+void
+weston_logind_destroy(struct weston_logind *wl);
+
+static inline int
+weston_sd_session_get_vt(const char *sid, unsigned int *out)
+{
+#ifdef HAVE_SYSTEMD_LOGIN_209
+	return sd_session_get_vt(sid, out);
+#else
+	int r;
+	char *tty;
+
+	r = sd_session_get_tty(sid, &tty);
+	if (r < 0)
+		return r;
+
+	r = sscanf(tty, "tty%u", out);
+	free(tty);
+
+	if (r != 1)
+		return -EINVAL;
+
+	return 0;
+#endif
+}
+
+#else /* defined(HAVE_SYSTEMD_LOGIN) && defined(HAVE_DBUS) */
+
+static inline int
+weston_logind_open(struct weston_logind *wl, const char *path,
+		   int flags)
+{
+	return -ENOSYS;
+}
+
+static inline void
+weston_logind_close(struct weston_logind *wl, int fd)
+{
+}
+
+static inline void
+weston_logind_restore(struct weston_logind *wl)
+{
+}
+
+static inline int
+weston_logind_activate_vt(struct weston_logind *wl, int vt)
+{
+	return -ENOSYS;
+}
+
+static inline int
+weston_logind_connect(struct weston_logind **out,
+		      struct weston_compositor *compositor,
+		      const char *seat_id, int tty)
+{
+	return -ENOSYS;
+}
+
+static inline void
+weston_logind_destroy(struct weston_logind *wl)
+{
+}
+
+#endif /* defined(HAVE_SYSTEMD_LOGIN) && defined(HAVE_DBUS) */