[gtksourceview] SearchContext: fix a bug with partial matches

[Sébastien Wilmet <swilmet src gnome org>]

commit 4ff6b0c5bcf20e2d81d255679ce1ef1f051afe4b
Author: Sébastien Wilmet <swilmet gnome org>
Date:   Thu Aug 15 18:49:50 2013 +0200

    SearchContext: fix a bug with partial matches
    
    A unit test will arrive soon.

 gtksourceview/gtksourcesearchcontext.c |   10 +++++++++-
 1 files changed, 9 insertions(+), 1 deletions(-)
---
diff --git a/gtksourceview/gtksourcesearchcontext.c b/gtksourceview/gtksourcesearchcontext.c
index f2fd45c..9202905 100644
--- a/gtksourceview/gtksourcesearchcontext.c
+++ b/gtksourceview/gtksourcesearchcontext.c
@@ -1905,9 +1905,17 @@ regex_search_scan_segment (GtkSourceSearchContext *search,
 
        if (g_match_info_is_partial_match (match_info))
        {
-               *stopped_at = iter;
                segment_finished = FALSE;
 
+               if (gtk_text_iter_compare (segment_start, &iter) < 0)
+               {
+                       *stopped_at = iter;
+               }
+               else
+               {
+                       *stopped_at = *segment_start;
+               }
+
                DEBUG ({
                       g_print ("partial match\n");
                });