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-rw-r--r--lib/safe_strcmp.c29
1 files changed, 29 insertions, 0 deletions
diff --git a/lib/safe_strcmp.c b/lib/safe_strcmp.c
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--- /dev/null
+++ b/lib/safe_strcmp.c
@@ -0,0 +1,29 @@
+/* This file is part of GNU Pies.
+ Copyright (C) 2015, 2016 Sergey Poznyakoff
+
+ GNU Pies is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 3, or (at your option)
+ any later version.
+
+ GNU Pies is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with GNU Pies. If not, see <http://www.gnu.org/licenses/>. */
+
+#ifdef HAVE_CONFIG_H
+# include <config.h>
+#endif
+#include "libpies.h"
+
+int
+safe_strcmp (char const *a, char const *b)
+{
+ if (!a || !b)
+ return a != b;
+ return strcmp (a, b);
+}
+

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