glibc/sysdeps/unix/sysv/linux/pread64.c
Ulrich Drepper 0e103c6d2a Update.
1998-10-26 11:09  Ulrich Drepper  <drepper@cygnus.com>

	* time/Makefile (tests): Add tst-posixtz.
	* time/tst-posixtz.c: New file.

1998-10-24  Andreas Schwab  <schwab@issan.cs.uni-dortmund.de>

	* elf/rtld.c (process_envvars): Accept any non-null value of
	LD_BIND_NOW, as mandated by the ABI.

1998-10-24  Andreas Schwab  <schwab@issan.cs.uni-dortmund.de>

	* sysdeps/unix/sysv/linux/pread.c: Rename __syscall_pread64 to
	__syscall_pread.
	* sysdeps/unix/sysv/linux/pwrite.c: Rename __syscall_pwrite64 to
	__syscall_pwrite.
	* sysdeps/unix/sysv/linux/alpha/syscalls.list: Likewise.
	* sysdeps/unix/sysv/linux/arm/syscalls.list: Likewise.
	* sysdeps/unix/sysv/linux/mips/syscalls.list: Likewise.
	* sysdeps/unix/sysv/linux/sparc/sparc32/syscalls.list: Likewise.
	* sysdeps/unix/sysv/linux/powerpc/syscalls.list: Likewise.  Remove
	duplicate entries.
	* sysdeps/unix/sysv/linux/sparc/sparc64/syscalls.list: Remove
	s_pread64 and s_pwrite64.
	* sysdeps/unix/sysv/linux/alpha/syscalls.list: Likewise.

1998-10-24  Andreas Schwab  <schwab@issan.cs.uni-dortmund.de>

	* sysdeps/unix/sysv/linux/llseek.c: Use INLINE_SYSCALL.
	* sysdeps/unix/sysv/linux/arm/syscalls.list: Rename __sys_llseek
	to __syscall__llseek.
	* sysdeps/unix/sysv/linux/mips/syscalls.list: Likewise.
	* sysdeps/unix/sysv/linux/sparc/sparc32/syscalls.list: Likewise.
	* sysdeps/unix/sysv/linux/i386/syscalls.list: Remove entry for
	__sys_llseek.

1998-10-26  Cristian Gafton  <gafton@redhat.com>

	* sysdeps/unix/sysv/linux/sparc/sparc32/syscalls.list: Add s_setfsgid
	and s_setfsuid.

1998-10-26  Ulrich Drepper  <drepper@cygnus.com>

	* time/tzset.c (tz_compute): Correct last patch and describe this
	in a comment.
1998-10-26 11:11:28 +00:00

60 lines
1.9 KiB
C

/* Copyright (C) 1997, 1998 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
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 <unistd.h>
#include <sysdep.h>
#include <sys/syscall.h>
#ifdef __NR_pread
extern ssize_t __syscall_pread (int fd, void *buf, size_t count,
off_t offset_hi, off_t offset_lo);
static ssize_t __emulate_pread64 (int fd, void *buf, size_t count,
off64_t offset) internal_function;
ssize_t
__pread64 (fd, buf, count, offset)
int fd;
void *buf;
size_t count;
off64_t offset;
{
ssize_t result;
/* First try the syscall. */
result = INLINE_SYSCALL (pread, 5, fd, buf, count, (off_t) (offset >> 32),
(off_t) (offset & 0xffffffff));
if (result == -1 && errno == ENOSYS)
/* No system call available. Use the emulation. */
result = __emulate_pread64 (fd, buf, count, offset);
return result;
}
weak_alias (__pread64, pread64)
#define __pread64(fd, buf, count, offset) \
static internal_function __emulate_pread64 (fd, buf, count, offset)
#endif
#include <sysdeps/posix/pread64.c>