glibc/sysdeps/unix/sysv/linux/shmat.c
Roland McGrath bbed653cda Sun Jan 21 00:55:25 1996 Roland McGrath <roland@churchy.gnu.ai.mit.edu>
* sysdeps/unix/sysv/linux/shmat.c: Include sys/shm.h instead of
	sys/sem.h.

	* stdlib/stdlib.h [__USE_SVID]: Declare a64l, l64a.

	* stdlib/l64a.c: Use 6-bit numbers as indices in CONV_TABLE, not
	literal byte values.

	* misc/bsd-compat.c (getpgrp): Define with prototype.

	* misc/init-misc.c (__progname_full): New variable.
	(program_invocation_name, program_invocation_short_name): New aliases.
	(__init_misc): Define with prototype.  Set __progname_full.
	* misc/progname.c: File removed.
	* misc/Makefile (aux): Remove progname.

	* misc/hsearch_r.c (isprime): Define with prototype.

	* sysdeps/unix/sysv/linux/seteuid.c: Just include unix/bsd version.
	* sysdeps/unix/bsd/seteuid.c: Disallow arg of -1.
	* sysdeps/unix/bsd/setegid.c: Likewise.
1996-01-21 10:01:05 +00:00

38 lines
1.3 KiB
C

/* Copyright (C) 1995 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 <sys/shm.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. */
char *
shmat (shmid, shmaddr, shmflg)
int shmid;
char *shmaddr;
int shmflg;
{
int retval;
unsigned long raddr;
retval = __ipc (IPCOP_shmat, shmid, shmflg, (int) &raddr, shmaddr);
return retval < 0 ? (char *) retval : (char *) raddr;
}