[GRASS-SVN] r36714 - grass/trunk/general/g.mapsets

[svn_grass at osgeo.org]

Author: hcho
Date: 2009-04-13 04:24:19 -0400 (Mon, 13 Apr 2009)
New Revision: 36714

Modified:
   grass/trunk/general/g.mapsets/main.c
Log:
minor refactoring

Modified: grass/trunk/general/g.mapsets/main.c
===================================================================
--- grass/trunk/general/g.mapsets/main.c	2009-04-13 07:51:14 UTC (rev 36713)
+++ grass/trunk/general/g.mapsets/main.c	2009-04-13 08:24:19 UTC (rev 36714)
@@ -268,10 +268,10 @@
 
 static void append_mapset(char **path, const char *mapset)
 {
-    int init = (*path == NULL);
+    int len = (*path == NULL ? 0 : strlen(*path));
 
-    *path = (char *)G_realloc(*path, (init ? 0 : strlen(*path)) + strlen(mapset) + 2);
-    if (init)
+    *path = (char *)G_realloc(*path, len + strlen(mapset) + 2);
+    if (!len)
         *path[0] = '\0';
     strcat(*path, mapset);
     strcat(*path, " ");