mirror of
git://sourceware.org/git/glibc.git
synced 2024-12-27 04:41:02 +08:00
3a8599b21c
1999-07-13 Jakub Jelinek <jj@ultra.linux.cz> * elf/ldd.bash.in: Add support for multiple dynamic linkers. * sysdeps/unix/sysv/linux/sparc/ldd-rewrite.sed: On sparc*linux*, try both 32bit and 64bit dynamic linker. * sysdeps/unix/sysv/linux/configure.in: Apply sparc ldd-rewrite script on all sparc targets. 1999-07-13 Jakub Jelinek <jj@ultra.linux.cz> * sysdeps/unix/sysv/linux/shmat.c (shmat): Avoid casting a pointer to int.
44 lines
1.6 KiB
C
44 lines
1.6 KiB
C
/* Copyright (C) 1995, 1997, 1998, 1999 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 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. */
|
|
|
|
#include <errno.h>
|
|
#include <sys/shm.h>
|
|
|
|
#include <sysdep.h>
|
|
#include <sys/syscall.h>
|
|
|
|
/* Attach the shared memory segment associated with SHMID to the data
|
|
segment of the calling process. SHMADDR and SHMFLG determine how
|
|
and where the segment is attached. */
|
|
|
|
void *
|
|
shmat (shmid, shmaddr, shmflg)
|
|
int shmid;
|
|
const void *shmaddr;
|
|
int shmflg;
|
|
{
|
|
long int retval;
|
|
unsigned long raddr;
|
|
|
|
retval = INLINE_SYSCALL (ipc, 5, IPCOP_shmat, shmid, shmflg,
|
|
(long int) &raddr, (void *) shmaddr);
|
|
return ((unsigned long int) retval > -(unsigned long int) SHMLBA
|
|
? (void *) retval : (void *) raddr);
|
|
}
|