glibc/sysdeps/mach/i386/machine-sp.h
Roland McGrath 88e7ba6a07 * sysdeps/mach/i386/machine-sp.h (__thread_stack_pointer): Define this
as a macro, not an extern inline function.

	* hurd/Versions (GLIBC_2.2.5): New set, define __hurd_fail here.
	* Versions.def (libc): Add GLIBC_2.2.5 set.
	* hurd/hurd.h (_HURD_H_EXTERN_INLINE): New macro.
	(__hurd_fail): Use that instead of _EXTERN_INLINE in decl.

2001-08-20  Roland McGrath  <roland@frob.com>

	* hurd/hurdlookup.c (__hurd_file_name_lookup): Fail with ENOENT for "".
	(__hurd_file_name_split, __hurd_directory_name_split): Likewise.
2001-08-21 20:32:34 +00:00

32 lines
1.2 KiB
C

/* Machine-specific function to return the stack pointer. i386 version.
Copyright (C) 1994,97,2001 Free Software Foundation, Inc.
This file is part of the GNU C Library.
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. */
#ifndef _MACHINE_SP_H
#define _MACHINE_SP_H
/* Return the current stack pointer. */
#define __thread_stack_pointer() ({ \
void *__sp__; \
__asm__ ("movl %%esp, %0" : "=r" (__sp__)); \
__sp__; \
})
#endif /* machine-sp.h */