setjmp.h (1465B) - Raw
1 /* Copyright (C) 2004-2025 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 /* Define the machine-dependent type `jmp_buf'. ARM EABI version. */ 19 20 #ifndef _BITS_SETJMP_H 21 #define _BITS_SETJMP_H 1 22 23 #if !defined _SETJMP_H && !defined _PTHREAD_H 24 # error "Never include <bits/setjmp.h> directly; use <setjmp.h> instead." 25 #endif 26 27 #ifndef __ASSEMBLER__ 28 /* The exact set of registers saved may depend on the particular core 29 in use, as some coprocessor registers may need to be saved. The C 30 Library ABI requires that the buffer be 8-byte aligned, and 31 recommends that the buffer contain 64 words. The first 26 words 32 are occupied by sp, lr, v1-v6, sl, fp, and d8-d15. */ 33 typedef int __jmp_buf[64] __attribute__((__aligned__ (8))); 34 #endif 35 36 #endif