view lib/argp-pvh.c @ 12246:b156d2d1b827

freopen-safer: new module * modules/freopen-safer: New module. * m4/stdio-safer.m4 (gl_FREOPEN_SAFER): New macro. * lib/freopen-safer.c (freopen_safer): New file. * lib/stdio-safer.h (freopen_safer): New declaration. * lib/stdio--.h (freopen): New override. * MODULES.html.sh (File stream based Input/Output): Mention it. * doc/posix-functions/freopen.texi (freopen): Mention pitfalls and freopen-safer module. * doc/posix-functions/stderr.texi (stderr): Likewise. * doc/posix-functions/stdin.texi (stdin): Likewise. * doc/posix-functions/stdout.texi (stdout): Likewise. * modules/freopen-safer-tests: New test. * tests/test-reopen-safer.c: New file. Signed-off-by: Eric Blake <ebb9@byu.net>
author Eric Blake <ebb9@byu.net>
date Thu, 05 Nov 2009 15:13:00 -0700
parents bbbbbf4cd1c5
children b5e42ef33b49
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/* Default definition for ARGP_PROGRAM_VERSION_HOOK.
   Copyright (C) 1996, 1997, 1999, 2004 Free Software Foundation, Inc.
   This file is part of the GNU C Library.
   Written by Miles Bader <miles@gnu.ai.mit.edu>.

   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/>.  */

#ifdef HAVE_CONFIG_H
# include <config.h>
#endif

#include "argp.h"

/* If set by the user program to a non-zero value, then a default option
   --version is added (unless the ARGP_NO_HELP flag is used), which calls
   this function with a stream to print the version to and a pointer to the
   current parsing state, and then exits (unless the ARGP_NO_EXIT flag is
   used).  This variable takes precedent over ARGP_PROGRAM_VERSION.  */
void (*argp_program_version_hook) (FILE *stream, struct argp_state *state) = NULL;