signal.s

Glibc 2.3.2源代码(解压后有100多M)

/* Copyright (C) 1992, 1997 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.  */

#include <sysdep.h>

/* This is just a standard system call, except we need to load %edx
   with the address of the `__sigreturn' function.  */

	.globl syscall_error
	.globl C_SYMBOL_NAME(__sigreturn)
ENTRY (signal)
	lea SYS_signal, %eax
	lea C_SYMBOL_NAME(__sigreturn), %edx
	.byte 0x9a, 0, 0, 0, 0, 7, 0 /* lcall $7, $0 -- GAS bug.  */
	jb syscall_error
	ret