1 /* Checking macros for setjmp functions. 2 Copyright (C) 2009-2022 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, see 17 <https://www.gnu.org/licenses/>. */ 18 19 #ifndef _SETJMP_H 20 # error "Never include <bits/setjmp2.h> directly; use <setjmp.h> instead." 21 #endif 22 23 /* Variant of the longjmp functions which perform some sanity checking. */ 24 #ifdef __REDIRECT_NTH 25 extern void __REDIRECT_NTHNL (longjmp, 26 (struct __jmp_buf_tag __env[1], int __val), 27 __longjmp_chk) __attribute__ ((__noreturn__)); 28 extern void __REDIRECT_NTHNL (_longjmp, 29 (struct __jmp_buf_tag __env[1], int __val), 30 __longjmp_chk) __attribute__ ((__noreturn__)); 31 extern void __REDIRECT_NTHNL (siglongjmp, 32 (struct __jmp_buf_tag __env[1], int __val), 33 __longjmp_chk) __attribute__ ((__noreturn__)); 34 #else 35 extern void __longjmp_chk (struct __jmp_buf_tag __env[1], int __val), 36 __THROWNL __attribute__ ((__noreturn__)); 37 # define longjmp __longjmp_chk 38 # define _longjmp __longjmp_chk 39 # define siglongjmp __longjmp_chk 40 #endif 41