From f42e10ab1d5106d48533e95088461cd69a7c8d2c Mon Sep 17 00:00:00 2001
From: Ilia Maslakov <il.smind@gmail.com>
Date: Fri, 28 Jan 2011 21:37:53 +0000
Subject: [PATCH] Ticket #2484 (segfault after getting previous char)

    fixed segfault after getting the previous char in utf8, if previous char's
    are: 0xB1, 0xB3, 0xB6, 0xBF, 0xBC.

Signed-off-by: Ilia Maslakov <il.smind@gmail.com>
---
 src/editor/edit.c | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/src/editor/edit.c b/src/editor/edit.c
index 9f083afcb..d8d339366 100644
--- a/src/editor/edit.c
+++ b/src/editor/edit.c
@@ -1872,7 +1872,13 @@ edit_get_prev_utf (WEdit * edit, long byte_index, int *char_width)
     if (str != buf)
         str = g_utf8_find_prev_char (buf, str);
 
-    res = g_utf8_get_char_validated (str, -1);
+    if (res < 0 || str == NULL)
+    {
+        *char_width = 0;
+        return 0;
+    }
+    else
+        res = g_utf8_get_char_validated (str, -1);
 
     if (res < 0)
     {