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/* lockfile - Handle locking and unlocking of streams. Hurd cthreads version.
Copyright (C) 2000,01,02 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The GNU C Library 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#define _IO_MTSAFE_IO
#define IS_IN(lib) 0
#include <cthreads.h> /* Must come before <stdio.h>! */
#include <stdio.h>
#ifdef _STDIO_USES_IOSTREAM
void
_cthreads_flockfile (_IO_FILE *fp)
{
_IO_lock_lock (*fp->_lock);
}
void
_cthreads_funlockfile (_IO_FILE *fp)
{
_IO_lock_unlock (*fp->_lock);
}
int
_cthreads_ftrylockfile (_IO_FILE *fp)
{
return __libc_lock_trylock_recursive (*fp->_lock);
}
# undef _IO_flockfile
# undef _IO_funlockfile
# undef _IO_ftrylockfile
# undef flockfile
# undef funlockfile
# undef ftrylockfile
void _IO_flockfile (_IO_FILE *)
__attribute__ ((alias ("_cthreads_flockfile")));
void _IO_funlockfile (_IO_FILE *)
__attribute__ ((alias ("_cthreads_funlockfile")));
int _IO_ftrylockfile (_IO_FILE *)
__attribute__ ((alias ("_cthreads_ftrylockfile")));
void flockfile (_IO_FILE *)
__attribute__ ((alias ("_cthreads_flockfile")));
void funlockfile (_IO_FILE *)
__attribute__ ((alias ("_cthreads_funlockfile")));
int ftrylockfile (_IO_FILE *)
__attribute__ ((alias ("_cthreads_ftrylockfile")));
#endif /* _STDIO_USES_IOSTREAM */
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