--- /dev/null
+--- libc/sysdeps/unix/sysv/linux/sparc/sparc32/semctl.c.jj Fri Feb 11 20:44:42 2000
++++ libc/sysdeps/unix/sysv/linux/sparc/sparc32/semctl.c Thu Apr 25 22:52:00 2002
+@@ -1 +1,205 @@
+-#include <sysdeps/unix/sysv/linux/i386/semctl.c>
++/* Semctl for architectures where word sized unions are passed indirectly
++ Copyright (C) 1995, 1997, 1998, 2000, 2002 Free Software Foundation, Inc.
++ This file is part of the GNU C Library.
++ Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, August 1995.
++
++ 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 <stdarg.h>
++#include <sys/sem.h>
++#include <ipc_priv.h>
++
++#include <sysdep.h>
++#include <string.h>
++#include <sys/syscall.h>
++
++#include "kernel-features.h"
++#include <shlib-compat.h>
++
++struct __old_semid_ds
++{
++ struct __old_ipc_perm sem_perm; /* operation permission struct */
++ __time_t sem_otime; /* last semop() time */
++ __time_t sem_ctime; /* last time changed by semctl() */
++ struct sem *__sembase; /* ptr to first semaphore in array */
++ struct sem_queue *__sem_pending; /* pending operations */
++ struct sem_queue *__sem_pending_last; /* last pending operation */
++ struct sem_undo *__undo; /* ondo requests on this array */
++ unsigned short int sem_nsems; /* number of semaphores in set */
++};
++
++/* Define a `union semun' suitable for Linux here. */
++union semun
++{
++ int val; /* value for SETVAL */
++ struct semid_ds *buf; /* buffer for IPC_STAT & IPC_SET */
++ unsigned short int *array; /* array for GETALL & SETALL */
++ struct seminfo *__buf; /* buffer for IPC_INFO */
++};
++
++#include <bp-checks.h>
++#include <bp-semctl.h> /* definition of CHECK_SEMCTL needs union semum */
++
++#ifdef __NR_getuid32
++# if __ASSUME_32BITUIDS == 0
++/* This variable is shared with all files that need to check for 32bit
++ uids. */
++extern int __libc_missing_32bit_uids;
++# endif
++#endif
++
++/* Return identifier for array of NSEMS semaphores associated with
++ KEY. */
++#if SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_2)
++int __old_semctl (int semid, int semnum, int cmd, ...);
++#endif
++int __new_semctl (int semid, int semnum, int cmd, ...);
++
++#if SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_2)
++int
++__old_semctl (int semid, int semnum, int cmd, ...)
++{
++ union semun arg;
++ va_list ap;
++
++ /* Get the argument only if required. */
++ arg.buf = NULL;
++ switch (cmd)
++ {
++ case SETVAL: /* arg.val */
++ case GETALL: /* arg.array */
++ case SETALL:
++ case IPC_STAT: /* arg.buf */
++ case IPC_SET:
++ case SEM_STAT:
++ case IPC_INFO: /* arg.__buf */
++ case SEM_INFO:
++ va_start (ap, cmd);
++ arg = va_arg (ap, union semun);
++ va_end (ap);
++ break;
++ }
++
++ return INLINE_SYSCALL (ipc, 5, IPCOP_semctl, semid, semnum, cmd,
++ CHECK_SEMCTL (&arg, semid, cmd));
++}
++compat_symbol (libc, __old_semctl, semctl, GLIBC_2_0);
++#endif
++
++int
++__new_semctl (int semid, int semnum, int cmd, ...)
++{
++ union semun arg;
++ va_list ap;
++
++ /* Get the argument only if required. */
++ arg.buf = NULL;
++ switch (cmd)
++ {
++ case SETVAL: /* arg.val */
++ case GETALL: /* arg.array */
++ case SETALL:
++ case IPC_STAT: /* arg.buf */
++ case IPC_SET:
++ case SEM_STAT:
++ case IPC_INFO: /* arg.__buf */
++ case SEM_INFO:
++ va_start (ap, cmd);
++ arg = va_arg (ap, union semun);
++ va_end (ap);
++ break;
++ }
++
++#if __ASSUME_32BITUIDS > 0
++ return INLINE_SYSCALL (ipc, 5, IPCOP_semctl, semid, semnum, cmd | __IPC_64,
++ CHECK_SEMCTL (&arg, semid, cmd | __IPC_64));
++#else
++ switch (cmd) {
++ case SEM_STAT:
++ case IPC_STAT:
++ case IPC_SET:
++ break;
++ default:
++ return INLINE_SYSCALL (ipc, 5, IPCOP_semctl, semid, semnum, cmd,
++ CHECK_SEMCTL (&arg, semid, cmd));
++ }
++
++ {
++ int result;
++ struct __old_semid_ds old;
++ struct semid_ds *buf;
++
++#ifdef __NR_getuid32
++ if (__libc_missing_32bit_uids <= 0)
++ {
++ if (__libc_missing_32bit_uids < 0)
++ {
++ int save_errno = errno;
++
++ /* Test presence of new IPC by testing for getuid32 syscall. */
++ result = INLINE_SYSCALL (getuid32, 0);
++ if (result == -1 && errno == ENOSYS)
++ __libc_missing_32bit_uids = 1;
++ else
++ __libc_missing_32bit_uids = 0;
++ __set_errno(save_errno);
++ }
++ if (__libc_missing_32bit_uids <= 0)
++ {
++ result = INLINE_SYSCALL (ipc, 5, IPCOP_semctl, semid, semnum, cmd | __IPC_64,
++ CHECK_SEMCTL (&arg, semid, cmd | __IPC_64));
++ return result;
++ }
++ }
++#endif
++
++ buf = arg.buf;
++ arg.buf = (struct semid_ds *)&old;
++ if (cmd == IPC_SET)
++ {
++ old.sem_perm.uid = buf->sem_perm.uid;
++ old.sem_perm.gid = buf->sem_perm.gid;
++ old.sem_perm.mode = buf->sem_perm.mode;
++ if (old.sem_perm.uid != buf->sem_perm.uid ||
++ old.sem_perm.gid != buf->sem_perm.gid)
++ {
++ __set_errno (EINVAL);
++ return -1;
++ }
++ }
++ result = INLINE_SYSCALL (ipc, 5, IPCOP_semctl, semid, semnum, cmd,
++ CHECK_SEMCTL (&arg, semid, cmd));
++ if (result != -1 && cmd != IPC_SET)
++ {
++ memset(buf, 0, sizeof(*buf));
++ buf->sem_perm.__key = old.sem_perm.__key;
++ buf->sem_perm.uid = old.sem_perm.uid;
++ buf->sem_perm.gid = old.sem_perm.gid;
++ buf->sem_perm.cuid = old.sem_perm.cuid;
++ buf->sem_perm.cgid = old.sem_perm.cgid;
++ buf->sem_perm.mode = old.sem_perm.mode;
++ buf->sem_perm.__seq = old.sem_perm.__seq;
++ buf->sem_otime = old.sem_otime;
++ buf->sem_ctime = old.sem_ctime;
++ buf->sem_nsems = old.sem_nsems;
++ }
++ return result;
++ }
++#endif
++}
++
++versioned_symbol (libc, __new_semctl, semctl, GLIBC_2_2);
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