* modules/openat (Files): Add lib/openat-die.c.

[gnulib.git] / lib / openat-die.c

diff --git a/lib/openat-die.c b/lib/openat-die.c
new file mode 100644 (file)
index 0000000..f7cc15d
--- /dev/null
+++ b/lib/openat-die.c
@@ -0,0 +1,53 @@
+/* Report a save- or restore-cwd failure in our openat replacement and then exit.
+
+   Copyright (C) 2005 Free Software Foundation, Inc.
+
+   This program 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 2, or (at your option)
+   any later version.
+
+   This program 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 this program; if not, write to the Free Software Foundation,
+   Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.  */
+
+#if HAVE_CONFIG_H
+# include <config.h>
+#endif
+
+#include <stdlib.h>
+
+#include "error.h"
+#include "exitfail.h"
+
+#include "gettext.h"
+#define _(msgid) gettext (msgid)
+#define N_(msgid) msgid
+
+void
+openat_save_fail (int errno)
+{
+  error (exit_failure, errno,
+        _("unable to record current working directory"));
+
+  /* The `noreturn' attribute cannot be applied to error, since it returns
+     when its first argument is 0.  To help compilers understand that this
+     function does not return, call abort.  Also, the abort is a
+     safety feature if exit_failure is 0 (which shouldn't happen).  */
+  abort ();
+}
+
+void
+openat_restore_fail (int errno)
+{
+  error (exit_failure, errno,
+        _("failed to return to initial working directory"));
+
+  /* As above.  */
+  abort ();
+}