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author | Philipp Stephani <phst@google.com> | 2020-12-24 16:48:40 +0100 |
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committer | Philipp Stephani <phst@google.com> | 2020-12-24 16:48:40 +0100 |
commit | 29064d02c31b08ae41d41a93fd1439718373b196 (patch) | |
tree | 6c976729d7c6f296b36965f235d2a58e8142393e /lib/free.c | |
parent | 26b8b30ff42568ff3e3f8599a20328a1efe93d2a (diff) | |
download | emacs-29064d02c31b08ae41d41a93fd1439718373b196.tar.gz |
Update Gnulib.
All changes in this commit are autogenerated by running
admin/merge-gnulib.
Diffstat (limited to 'lib/free.c')
-rw-r--r-- | lib/free.c | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/lib/free.c b/lib/free.c new file mode 100644 index 00000000000..2f689a7ea32 --- /dev/null +++ b/lib/free.c @@ -0,0 +1,33 @@ +/* Make free() preserve errno. + + Copyright (C) 2003, 2006, 2009-2020 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 <https://www.gnu.org/licenses/>. */ + +/* written by Paul Eggert */ + +#include <config.h> + +#include <stdlib.h> + +#include <errno.h> + +void +rpl_free (void *p) +#undef free +{ + int err = errno; + free (p); + errno = err; +} |