1 /* Copyright (C) 1992-2021 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 /* Versioned copy of sysdeps/generic/sigjmp.c modified for AltiVec support. */ 19 20 #include <shlib-compat.h> 21 #include <stddef.h> 22 #include <setjmp.h> 23 #include <signal.h> 24 25 /* This function is called by the `sigsetjmp' macro 26 before doing a `__setjmp' on ENV[0].__jmpbuf. 27 Always return zero. */ 28 29 int __vmx__sigjmp_save(sigjmp_buf env,int savemask)30__vmx__sigjmp_save (sigjmp_buf env, int savemask) 31 { 32 env[0].__mask_was_saved = (savemask 33 && __sigprocmask (SIG_BLOCK, (sigset_t *) NULL, 34 &env[0].__saved_mask) == 0); 35 36 return 0; 37 } 38 39 strong_alias (__vmx__sigjmp_save,__sigjmp_save) 40