[telepathy-glib/master] tp_debug_timestamped_log_handler: use g_time_val_to_iso8601

[Simon McVittie]

localtime_r is not very portable (in particular, Windows doesn't have it).

This is a behaviour change - local time to UTC, and a slightly different
format - so also update the docs.
---
 telepathy-glib/debug.c |   18 ++++++++----------
 1 files changed, 8 insertions(+), 10 deletions(-)

diff --git a/telepathy-glib/debug.c b/telepathy-glib/debug.c
index 51e20ae..728e5c3 100644
--- a/telepathy-glib/debug.c
+++ b/telepathy-glib/debug.c
@@ -432,9 +432,9 @@ tp_debug_divert_messages (const gchar *filename)
  * @message: the message to process
  * @ignored: not used
  *
- * A #GLogFunc that prepends the local time (currently in
- * YYYY-MM-DD HH:MM:SS.SSSSSS format, with microsecond resolution) to the
- * message, then calls g_log_default_handler.
+ * A #GLogFunc that prepends the UTC time (currently in ISO 8601 format,
+ * with microsecond resolution) to the message, then calls
+ * g_log_default_handler.
  *
  * Intended usage is:
  *
@@ -445,6 +445,10 @@ tp_debug_divert_messages (const gchar *filename)
  * If telepathy-glib was compiled with --disable-debug (not recommended),
  * this function is equivalent to g_log_default_handler().
  *
+ * Changed in 0.8.UNRELEASED: timestamps are now printed in UTC, in
+ * RFC-3339 format. Previously, they were printed in local time, in a
+ * format similar to RFC-3339.
+ *
  * Since: 0.7.1
  */
 void
@@ -455,16 +459,10 @@ tp_debug_timestamped_log_handler (const gchar *log_domain,
 {
 #ifdef ENABLE_DEBUG
   GTimeVal now;
-  gchar now_str[32];
   gchar *tmp;
-  struct tm tm;
-  time_t sec;
 
   g_get_current_time (&now);
-  sec = now.tv_sec;
-  localtime_r (&sec, &tm);
-  strftime (now_str, 32, "%Y-%m-%d %H:%M:%S", &tm);
-  tmp = g_strdup_printf ("%s.%06ld: %s", now_str, now.tv_usec, message);
+  tmp = g_time_val_to_iso8601 (&now);
   message = tmp;
 #endif
 
-- 
1.5.6.5