From bbe35a6e1b54ef5cd7c1c471886c30ba85c0804e Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sat, 27 Apr 2024 19:47:50 +0200 Subject: Adding upstream version 1.21. Signed-off-by: Daniel Baumann --- lib/openat-die.c | 62 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 62 insertions(+) create mode 100644 lib/openat-die.c (limited to 'lib/openat-die.c') diff --git a/lib/openat-die.c b/lib/openat-die.c new file mode 100644 index 0000000..fd96dd7 --- /dev/null +++ b/lib/openat-die.c @@ -0,0 +1,62 @@ +/* Report a save- or restore-cwd failure in our openat replacement and then exit. + + Copyright (C) 2005-2006, 2008-2020 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 + +#ifndef GNULIB_LIBPOSIX +# include "error.h" +#endif + +#include "exitfail.h" + +#include "gettext.h" +#define _(msgid) gettext (msgid) + +_Noreturn void +openat_save_fail (int errnum) +{ +#ifndef GNULIB_LIBPOSIX + error (exit_failure, errnum, + _("unable to record current working directory")); +#endif + /* _Noreturn 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. */ + +_Noreturn void +openat_restore_fail (int errnum) +{ +#ifndef GNULIB_LIBPOSIX + error (exit_failure, errnum, + _("failed to return to initial working directory")); +#endif + + /* As above. */ + abort (); +} -- cgit v1.2.3