glibc/sysdeps/unix/sysv/linux/i386/i686/sysdep.h
Ulrich Drepper 63bda0c13a Update.
1998-04-02  Ulrich Drepper  <drepper@cygnus.com>

	* stdlib/isomac.c: Use -isystem instead of -I for system include
	dir.

1998-03-30 08:05  H.J. Lu  <hjl@gnu.org>

	* resolv/res_comp.c (underscorechar): New.
	(middlechar): Allow '_'.

1998-04-02  Ulrich Drepper  <drepper@cygnus.com>

	* intl/explodename.c (stdlib.h): Include that file only if
	STDC_HEADERS or _LIBC.
	(string.h): Include that file only if HAVE_STRING_H or _LIBC.
	Patch by Philippe De Muyter <phdm@macqel.be>.

1998-04-01 21:08  Zack Weinberg  <zack@rabi.phys.columbia.edu>

	* aclocal.m4 (AC_PROG_CC_LOCAL): Remove superfluous tests.
	(AC_PROG_CHECK_VER): New macro.
	* configure.in: Use AC_PROG_CHECK_VER to check versions of
	gcc, gmake, msgfmt, makeinfo.  Remove superfluous tests.

1998-04-02 15:13  Ulrich Drepper  <drepper@cygnus.com>

	* sysdeps/unix/sysv/linux/i386/i686/sysdep.h: New file.
	* sysdeps/i386/i686/strtok.S: New file
	* sysdeps/i386/i686/strtok_r.S: New file

1998-04-02  Mark Kettenis  <kettenis@phys.uva.nl>

	* posix/unistd.h: [__USE_FILE_OFFSET64] (lseek): Change return
	type to __off64_t.
	* libio/stdio.h [__USE_FILE_OFFSET64] (fseeko): Declare offset
	parameter as __off64_t instead of __off_t.
	(ftello): Make alias for ftello64 instead of ftello.  Change
	return type to __off64_t.

1998-04-02  Ulrich Drepper  <drepper@cygnus.com>

	* sysdeps/i386/bits/string.h: Fix various typos.
	Patch by Horst von Brand <vonbrand@sleipnir.valparaiso.cl>.

	* sysdeps/unix/sysv/linux/getcwd.c: Use getcwd syscall in Linux 2.1.92.

1998-04-02  Ulrich Drepper  <drepper@cygnus.com>

	* sysdeps/unix/sysv/linux/i386/chown.c: Handle old kernels without
	lchown syscall correctly.  [PR libc/541].
1998-04-02 17:42:53 +00:00

72 lines
2.6 KiB
C

/* Copyright (C) 1998 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper, <drepper@cygnus.com>, 1998.
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. */
#ifndef _LINUX_I386_I686_SYSDEP_H
#define _LINUX_I386_I686_SYSDEP_H 1
/* There is some commonality. */
#include <sysdeps/unix/sysv/linux/i386/sysdep.h>
/* We define special versions of the error handler code to match the i686's
deep branch prediction mechanism. */
#ifdef PIC
# undef SYSCALL_ERROR_HANDLER
/* Store (- %eax) into errno through the GOT. */
# ifdef _LIBC_REENTRANT
# define SYSCALL_ERROR_HANDLER \
.type syscall_error,@function; \
0:movl (%esp),%ebx; \
ret; \
syscall_error: \
pushl %ebx; \
call 0b; \
addl $_GLOBAL_OFFSET_TABLE_, %ebx; \
xorl %edx, %edx; \
subl %eax, %edx; \
pushl %edx; \
call __errno_location@PLT; \
popl %ecx; \
popl %ebx; \
movl %ecx, (%eax); \
movl $-1, %eax; \
jmp L(pseudo_end); \
.size syscall_error,.-syscall_error;
/* A quick note: it is assumed that the call to `__errno_location' does
not modify the stack! */
# else
# define SYSCALL_ERROR_HANDLER \
.type syscall_error,@function; \
0:movl (%esp),%ecx; \
ret; \
syscall_error: \
call 0b; \
addl $_GLOBAL_OFFSET_TABLE_, %ecx; \
xorl %edx, %edx; \
subl %eax, %edx; \
movl errno@GOT(%ecx), %ecx; \
movl %edx, (%ecx); \
movl $-1, %eax; \
jmp L(pseudo_end); \
.size syscall_error,.-syscall_error;
# endif /* _LIBC_REENTRANT */
#endif /* PIC */
#endif /* linux/i386/i686/sysdep.h */