sysconf.s

来自「Glibc 2.3.2源代码(解压后有100多M)」· S 代码 · 共 31 行

/* Copyright (C) 1993, 1994, 1995, 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>
#include <bits/confname.h>

.globl	__tzname_max
ENTRY (__sysconf)
	cmpl $_SC_TZNAME_MAX, 4(%esp) /* Is the arg _SC_TZNAME_MAX?  */
	je tzname
	DO_CALL (sysconf, 1)	/* No; use the SCO system call.  */
	ret
tzname:	jmp C_SYMBOL_NAME(__tzname_max) /* Yes; bounce to __tzname_max (). */

weak_alias (__sysconf, sysconf)