1 /* Checking macros for setjmp functions. 2 * Copyright (C) 2009 Free Software Foundation, Inc. 3 * This file is part of the GNU C Library. 4 * 5 * The GNU C Library is free software; you can redistribute it and/or 6 * modify it under the terms of the GNU Lesser General Public 7 * License as published by the Free Software Foundation; either 8 * version 2.1 of the License, or (at your option) any later version. 9 * 10 * The GNU C Library is distributed in the hope that it will be useful, 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 13 * Lesser General Public License for more details. 14 * 15 * You should have received a copy of the GNU Lesser General Public 16 * License along with the GNU C Library; if not, write to the Free 17 * Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 18 * 02111-1307 USA. */ 19 20 #ifndef _SETJMP_H 21 # error "Never include <bits/setjmp2.h> directly; use <setjmp.h> instead." 22 #endif 23 24 /* Variant of the longjmp functions which perform some sanity checking. */ 25 #ifdef __REDIRECT_NTH 26 extern void __REDIRECT_NTH (longjmp, 27 (struct __jmp_buf_tag __env[1], int __val), 28 __longjmp_chk) __attribute__ ((__noreturn__)); 29 extern void __REDIRECT_NTH (_longjmp, 30 (struct __jmp_buf_tag __env[1], int __val), 31 __longjmp_chk) __attribute__ ((__noreturn__)); 32 extern void __REDIRECT_NTH (siglongjmp, 33 (struct __jmp_buf_tag __env[1], int __val), 34 __longjmp_chk) __attribute__ ((__noreturn__)); 35 #else 36 extern void __longjmp_chk (struct __jmp_buf_tag __env[1], int __val), 37 __THROW __attribute__ ((__noreturn__)); 38 # define longjmp __longjmp_chk 39 # define _longjmp __longjmp_chk 40 # define siglongjmp __longjmp_chk 41 #endif 42
