fix for bug of long group long name, bug found and fixed for bmx007

.

diff --git a/source/blender/src/buttons_editing.c b/source/blender/src/buttons_editing.c
index 04f11bc6318cca7479959a76f42369bbc8e49e3d..479b3182b54acb337676e9bd77cb81a895d2d39c 100644 (file)
--- a/source/blender/src/buttons_editing.c
+++ b/source/blender/src/buttons_editing.c
@@ -3338,8 +3338,9 @@ char *get_vertexgroup_menustr(Object *ob)
 {
        bDeformGroup *dg;
        int defCount, min, index;
-       char (*qsort_ptr)[32] = NULL;
+       char (*qsort_ptr)[sizeof(dg->name)+5] = NULL; // +5 for "%x99|"
        char *s, *menustr;
+       int printed;
        
        defCount=BLI_countlist(&ob->defbase);
        
@@ -3354,15 +3355,15 @@ char *get_vertexgroup_menustr(Object *ob)
                qsort_ptr = MEM_callocN (defCount * sizeof (qsort_ptr[0]),
                                                                 "qsort_ptr");
                for (index = 1, dg = ob->defbase.first; dg; index++, dg=dg->next) {
-                       snprintf (qsort_ptr[index - 1], sizeof (qsort_ptr[0]),
-                                         "%s%%x%d|", dg->name, index);
+                       printed = snprintf (qsort_ptr[index - 1], sizeof (dg->name), dg->name);
+                       snprintf (qsort_ptr[index - 1]+printed, 5+1, "%%x%d|", index); // +1 to move the \0
                }
                
                qsort (qsort_ptr, defCount, sizeof (qsort_ptr[0]),
                           ( int (*)(const void *, const void *) ) strcmp);
        }
        
-       s= menustr = MEM_callocN((32 * defCount)+30, "menustr");        // plus 30 for when defCount==0
+       s= menustr = MEM_callocN((sizeof(qsort_ptr[0]) * defCount)+30, "menustr");      // plus 30 for when defCount==0
        if(defCount) {
                for (index = 0; index < defCount; index++) {
                        int cnt= sprintf (s, "%s", qsort_ptr[index]);