Mercurial > hg > octave-lojdl > gnulib-hg
view lib/stdio-safer.h @ 11850:9ebc8e9eca64
popen-safer: prevent popen from clobbering std descriptors
* modules/popen-safer: New file.
* lib/popen-safer.c: Likewise.
* m4/stdio-safer.m4 (gl_POPEN_SAFER): New macro.
* lib/stdio--.h (popen): Provide override.
* lib/stdio-safer.h (popen_safer): Provide declaration.
* tests/test-popen.c (includes): Partially test this.
* modules/popen-safer-tests: New file, for more tests.
* tests/test-popen-safer.c: Likewise.
* MODULES.html.sh (file stream based Input/Output): Mention it.
Signed-off-by: Eric Blake <ebb9@byu.net>
author | Eric Blake <ebb9@byu.net> |
---|---|
date | Wed, 19 Aug 2009 10:02:19 -0600 |
parents | bbbbbf4cd1c5 |
children | b156d2d1b827 |
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/* Invoke stdio functions, but avoid some glitches. Copyright (C) 2001, 2003, 2006, 2009 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 <http://www.gnu.org/licenses/>. */ /* Written by Paul Eggert. */ #include <stdio.h> FILE *fopen_safer (char const *, char const *); FILE *popen_safer (char const *, char const *); FILE *tmpfile_safer (void);