X-Git-Url: https://git.gag.com/?a=blobdiff_plain;ds=sidebyside;f=lib%2Fopenat-die.c;fp=lib%2Fopenat-die.c;h=a8639e11dedd95b5cd281aa1016ac918adbd9c21;hb=a2016c1de6e4884f6c8ed5cc498f3bf821c25ca4;hp=0000000000000000000000000000000000000000;hpb=c7e61475680fa226bd9b8bdd469cd66914e630f5;p=debian%2Fgzip
diff --git a/lib/openat-die.c b/lib/openat-die.c
new file mode 100644
index 0000000..a8639e1
--- /dev/null
+++ b/lib/openat-die.c
@@ -0,0 +1,56 @@
+/* Report a save- or restore-cwd failure in our openat replacement and then exit.
+
+ Copyright (C) 2005-2006, 2008-2010 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 3 of the License, 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, see . */
+
+#include
+
+#include "openat.h"
+
+#include
+
+#include "error.h"
+#include "exitfail.h"
+
+#include "gettext.h"
+#define _(msgid) gettext (msgid)
+
+void
+openat_save_fail (int errnum)
+{
+ error (exit_failure, errnum,
+ _("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 ();
+}
+
+
+/* Exit with an error about failure to restore the working directory
+ during an openat emulation. The caller must ensure that fd 2 is
+ not a just-opened fd, even when openat_safer is not in use. */
+
+void
+openat_restore_fail (int errnum)
+{
+ error (exit_failure, errnum,
+ _("failed to return to initial working directory"));
+
+ /* As above. */
+ abort ();
+}