From 3321a81f718e37309e21f8e8d484520b5d8b4797 Mon Sep 17 00:00:00 2001
From: Daniel Silverstone <dsilvers@netsurf-browser.org>
Date: Fri, 2 Jan 2009 14:41:53 +0000
Subject: [PATCH] Fix unchecked result warnings for realpath

svn path=/trunk/netsurf/; revision=5952
---
 gtk/gtk_gui.c | 33 ++++++++++++++++++++-------------
 1 file changed, 20 insertions(+), 13 deletions(-)

diff --git a/gtk/gtk_gui.c b/gtk/gtk_gui.c
index 84afac06d..4d6487b42 100644
--- a/gtk/gtk_gui.c
+++ b/gtk/gtk_gui.c
@@ -118,32 +118,39 @@ static char *find_resource(char *buf, const char *filename, const char *def)
 		strcpy(t, cdir);
 		strcat(t, "/.netsurf/");
 		strcat(t, filename);
-		realpath(t, buf);
-		if (access(buf, R_OK) == 0)
-			return buf;
+		if (realpath(t, buf) != NULL) {
+                        if (access(buf, R_OK) == 0)
+                                return buf;
+                }
 	}
 
 	cdir = getenv("NETSURFRES");
 
 	if (cdir != NULL) {
-		realpath(cdir, buf);
-		strcat(buf, "/");
-		strcat(buf, filename);
-		if (access(buf, R_OK) == 0)
-			return buf;
+		if (realpath(cdir, buf) != NULL) {
+                        strcat(buf, "/");
+                        strcat(buf, filename);
+                        if (access(buf, R_OK) == 0)
+                                return buf;
+                }
 	}
 
 	strcpy(t, GTK_RESPATH);
 	strcat(t, filename);
-	realpath(t, buf);
-	if (access(buf, R_OK) == 0)
-		return buf;
+	if (realpath(t, buf) != NULL) {
+                if (access(buf, R_OK) == 0)
+                        return buf;
+        }
 
 	if (def[0] == '~') {
 		snprintf(t, PATH_MAX, "%s%s", getenv("HOME"), def + 1);
-		realpath(t, buf);
+		if (realpath(t, buf) == NULL) {
+                        strcpy(buf, t);
+                }
 	} else {
-		realpath(def, buf);
+		if (realpath(def, buf) == NULL) {
+                        strcpy(buf, def);
+                }
 	}
 
 	return buf;