* Updating common/lib * Updating lib/csu * Updating lib/libc * Updating libexec/ld.elf_so * Corrected test on __minix in featuretest to actually follow the meaning of the comment. * Cleaned up _REENTRANT-related defintions. * Disabled -D_REENTRANT for libfetch * Removing some unneeded __NBSD_LIBC defines and tests Change-Id: Ic1394baef74d11b9f86b312f5ff4bbc3cbf72ce2
97 lines
2.9 KiB
C
97 lines
2.9 KiB
C
/* $NetBSD: compat_semctl.c,v 1.3 2011/01/31 22:51:39 christos Exp $ */
|
|
|
|
/*
|
|
* Copyright (c) 1994, 1995 Christopher G. Demetriou
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
* 3. All advertising materials mentioning features or use of this software
|
|
* must display the following acknowledgement:
|
|
* This product includes software developed for the
|
|
* NetBSD Project. See http://www.NetBSD.org/ for
|
|
* information about NetBSD.
|
|
* 4. The name of the author may not be used to endorse or promote products
|
|
* derived from this software without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
|
|
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
|
|
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
|
|
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
|
|
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
|
|
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
|
|
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
*
|
|
* <<Id: LICENSE,v 1.2 2000/06/14 15:57:33 cgd Exp>>
|
|
*/
|
|
|
|
#include <sys/cdefs.h>
|
|
#if defined(LIBC_SCCS) && !defined(lint)
|
|
__RCSID("$NetBSD: compat_semctl.c,v 1.3 2011/01/31 22:51:39 christos Exp $");
|
|
#endif /* LIBC_SCCS and not lint */
|
|
|
|
#define __LIBC12_SOURCE__
|
|
#include <sys/types.h>
|
|
#include <sys/ipc.h>
|
|
#include <sys/sem.h>
|
|
#include <sys/null.h>
|
|
#include <compat/sys/sem.h>
|
|
#include <stdarg.h>
|
|
|
|
int
|
|
semctl(int semid, int semnum, int cmd, ...)
|
|
{
|
|
va_list ap;
|
|
union __semun semun;
|
|
struct semid_ds ds;
|
|
struct semid_ds14 *ds14;
|
|
int error;
|
|
|
|
va_start(ap, cmd);
|
|
switch (cmd) {
|
|
case IPC_SET:
|
|
case IPC_STAT:
|
|
case GETALL:
|
|
case SETVAL:
|
|
case SETALL:
|
|
#ifdef __lint__
|
|
memcpy(&semun, &ap, sizeof(semun));
|
|
#else
|
|
semun = va_arg(ap, union __semun);
|
|
#endif
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
va_end(ap);
|
|
|
|
switch (cmd) {
|
|
case IPC_SET:
|
|
case IPC_STAT:
|
|
ds14 = (void *)semun.buf;
|
|
if (cmd == IPC_SET)
|
|
__semid_ds14_to_native(ds14, &ds);
|
|
semun.buf = &ds;
|
|
break;
|
|
default:
|
|
ds14 = NULL;
|
|
break;
|
|
}
|
|
|
|
error = __semctl50(semid, semnum, cmd, &semun);
|
|
if (error)
|
|
return error;
|
|
|
|
if (cmd == IPC_STAT)
|
|
__native_to_semid_ds14(&ds, ds14);
|
|
return 0;
|
|
}
|