/*
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* Copyright (c) 1985 Regents of the University of California.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <signal.h>
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#include <stdlib.h>
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#include <sys/syscall.h>
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#include <unistd.h>
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#include "private/bionic_inline_raise.h"
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void abort() {
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// Don't block SIGABRT to give any signal handler a chance; we ignore
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// any errors -- X311J doesn't allow abort to return anyway.
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sigset64_t mask;
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sigfillset64(&mask);
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sigdelset64(&mask, SIGABRT);
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sigprocmask64(SIG_SETMASK, &mask, nullptr);
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inline_raise(SIGABRT);
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// If SIGABRT is ignored or it's caught and the handler returns,
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// remove the SIGABRT signal handler and raise SIGABRT again.
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struct sigaction64 sa = { .sa_handler = SIG_DFL, .sa_flags = SA_RESTART };
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sigaction64(SIGABRT, &sa, nullptr);
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sigprocmask64(SIG_SETMASK, &mask, nullptr);
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inline_raise(SIGABRT);
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// If we get this far, just exit.
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_exit(127);
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}
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