glibc/nptl/old_pthread_cond_init.c
Roland McGrath 4a035b9da9 * old_pthread_cond_init.c: Include <errno.h>.
(__pthread_cond_init_2_0): Fail with EINVAL if COND_ATTR is
	process shared or uses clock other than CLOCK_REALTIME.
	* pthread_cond_init.c (__pthread_cond_init): Remove bogus comment.
2005-04-15 22:19:39 +00:00

48 lines
1.7 KiB
C

/* Copyright (C) 2002, 2003, 2005 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
The GNU C Library 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.
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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, write to the Free
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
#include <errno.h>
#include "pthreadP.h"
#include <shlib-compat.h>
#if SHLIB_COMPAT(libpthread, GLIBC_2_0, GLIBC_2_3_2)
int
__pthread_cond_init_2_0 (cond, cond_attr)
pthread_cond_2_0_t *cond;
const pthread_condattr_t *cond_attr;
{
struct pthread_condattr *icond_attr = (struct pthread_condattr *) cond_attr;
/* The type of the first argument is actually that of the old, too
small pthread_cond_t. We use only the first word of it, as a
pointer. */
cond->cond = NULL;
/* We can't support PSHARED condvars in the old pthread_cond_*
functions and neither clocks other than CLOCK_REALTIME. */
if (icond_attr != NULL && icond_attr->value)
return EINVAL;
return 0;
}
compat_symbol (libpthread, __pthread_cond_init_2_0, pthread_cond_init,
GLIBC_2_0);
#endif