5717 - Gamecode can open file "" for reading

code/sys/sys_unix.c

@@ -192,6 +192,21 @@ const char *Sys_Dirname( char *path )
 	return dirname( path );
 }
 
+/*
+==============
+Sys_FOpen
+==============
+*/
+FILE *Sys_FOpen( const char *ospath, const char *mode ) {
+	struct stat buf;
+
+	// check if path exists and is a directory
+	if ( !stat( ospath, &buf ) && S_ISDIR( buf.st_mode ) )
+		return NULL;
+
+	return fopen( ospath, mode );
+}
+
 /*
 ==================
 Sys_Mkdir

code/sys/sys_win32.c

@@ -283,6 +283,15 @@ const char *Sys_Dirname( char *path )
 	return dir;
 }
 
+/*
+==============
+Sys_FOpen
+==============
+*/
+FILE *Sys_FOpen( const char *ospath, const char *mode ) {
+	return fopen( ospath, mode );
+}
+
 /*
 ==============
 Sys_Mkdir