[Bf-blender-cvs] SVN commit: /data/svn/bf-blender [15135] trunk/blender/source/blender: added checks for zero length strings when checking for the last character

[Campbell Barton]

Revision: 15135
          http://projects.blender.org/plugins/scmsvn/viewcvs.php?view=rev&root=bf-blender&revision=15135
Author:   campbellbarton
Date:     2008-06-05 15:12:17 +0200 (Thu, 05 Jun 2008)

Log Message:
-----------
added checks for zero length strings when checking for the last character

Modified Paths:
--------------
    trunk/blender/source/blender/blenlib/intern/util.c
    trunk/blender/source/blender/python/api2_2x/Sys.c

Modified: trunk/blender/source/blender/blenlib/intern/util.c
===================================================================
--- trunk/blender/source/blender/blenlib/intern/util.c	2008-06-05 13:02:17 UTC (rev 15134)
+++ trunk/blender/source/blender/blenlib/intern/util.c	2008-06-05 13:12:17 UTC (rev 15135)
@@ -1173,10 +1173,12 @@
 		strcpy(path, tmp);
 	}
 	
-	if (path[strlen(path)-1]=='/') {
-		BLI_cleanup_dir(NULL, path);
-	} else {
-		BLI_cleanup_file(NULL, path);
+	if (path[0]!='\0') {
+		if ( path[strlen(path)-1]=='/') {
+			BLI_cleanup_dir(NULL, path);
+		} else {
+			BLI_cleanup_file(NULL, path);
+		}
 	}
 	
 #ifdef WIN32

Modified: trunk/blender/source/blender/python/api2_2x/Sys.c
===================================================================
--- trunk/blender/source/blender/python/api2_2x/Sys.c	2008-06-05 13:02:17 UTC (rev 15134)
+++ trunk/blender/source/blender/python/api2_2x/Sys.c	2008-06-05 13:12:17 UTC (rev 15135)
@@ -411,7 +411,7 @@
 		return EXPP_ReturnPyObjError( PyExc_TypeError,
 			"expected string argument" );
 	last = strlen(path)-1;
-	if ((path[last]=='/') || (path[last]=='\\')) {
+	if ((last >= 0) && ((path[last]=='/') || (path[last]=='\\'))) {
 		trailing_slash = 1;
 	}
 	BLI_strncpy(cleaned, path, FILE_MAXDIR + FILE_MAXFILE);