Commit 4f477ba9 authored by Rémi Denis-Courmont's avatar Rémi Denis-Courmont

flockfile stub

parent 9bf71ea2
/*****************************************************************************
* flockfile.c: POSIX unlocked I/O stream stubs
*****************************************************************************
* Copyright © 2011 Rémi Denis-Courmont
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; either version 2.1 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 Lesser General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
*****************************************************************************/
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include <stdio.h>
/* There is no way to implement this for real. We just pretend it works and
* hope for the best (especially when outputting to stderr). */
void flockfile (FILE *stream)
{
(void) stream;
}
int ftrylockfile (FILE *stream)
{
(void) stream;
return 0;
}
void funlockfile (FILE *stream)
{
(void) stream;
}
int getc_unlocked (FILE *stream)
{
return getc (stream);
}
int getchar_unlocked (void)
{
return getchar ();
}
int putc_unlocked (int c, FILE *stream)
{
return putc (c, stream);
}
int putchar_unlocked (int c)
{
return putchar (c);
}
......@@ -551,7 +551,7 @@ need_libc=false
dnl Check for usual libc functions
AC_CHECK_FUNCS([daemon fcntl fdopendir fstatvfs fork getenv getpwuid_r gettimeofday isatty lstat memalign mmap openat pread posix_fadvise posix_madvise posix_memalign setlocale stricmp strnicmp uselocale])
AC_REPLACE_FUNCS([asprintf atof atoll dirfd getcwd getdelim getpid gmtime_r lldiv localtime_r nrand48 rewind setenv strcasecmp strcasestr strdup strlcpy strncasecmp strndup strnlen strsep strtof strtok_r strtoll swab tdestroy vasprintf])
AC_REPLACE_FUNCS([asprintf atof atoll dirfd flockfile getcwd getdelim getpid gmtime_r lldiv localtime_r nrand48 rewind setenv strcasecmp strcasestr strdup strlcpy strncasecmp strndup strnlen strsep strtof strtok_r strtoll swab tdestroy vasprintf])
AC_CHECK_FUNCS(fdatasync,,
[AC_DEFINE(fdatasync, fsync, [Alias fdatasync() to fsync() if missing.])
])
......
......@@ -78,6 +78,16 @@ extern "C" {
int asprintf (char **, const char *, ...);
#endif
#ifndef HAVE_FLOCKFILE
void flockfile (FILE *);
int ftrylockfile (FILE *);
void funlockfile (FILE *);
int getc_unlocked (FILE *);
int getchar_unlocked (void);
int putc_unlocked (int, FILE *);
int putchar_unlocked (int);
#endif
#ifndef HAVE_GETDELIM
ssize_t getdelim (char **, size_t *, int, FILE *);
ssize_t getline (char **, size_t *, FILE *);
......
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