1 /* Copyright (C) 2003-2022 Free Software Foundation, Inc. 2 This file is part of the GNU C Library. 3 4 The GNU C Library is free software; you can redistribute it and/or 5 modify it under the terms of the GNU Lesser General Public 6 License as published by the Free Software Foundation; either 7 version 2.1 of the License, or (at your option) any later version. 8 9 The GNU C Library is distributed in the hope that it will be useful, 10 but WITHOUT ANY WARRANTY; without even the implied warranty of 11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 12 Lesser General Public License for more details. 13 14 You should have received a copy of the GNU Lesser General Public 15 License along with the GNU C Library. If not, see 16 <https://www.gnu.org/licenses/>. */ 17 18 #include <setjmp.h> 19 #include <jmpbuf-offsets.h> 20 #include <stdint.h> 21 #include <unwind.h> 22 23 #define _JMPBUF_CFA_UNWINDS_ADJ(_jmpbuf, _context, _adj) \ 24 _JMPBUF_UNWINDS_ADJ (_jmpbuf, (void *) _Unwind_GetCFA (_context), _adj) 25 26 #define _JMPBUF_UNWINDS_ADJ(_jmpbuf, _address, _adj) \ 27 ((uintptr_t) (_address) - (_adj) > (uintptr_t)(((unsigned long *) _jmpbuf)[JB_SP]) - (_adj)) 28 29 /* We use the normal longjmp for unwinding. */ 30 #define __libc_unwind_longjmp(buf, val) __libc_longjmp (buf, val) 31