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75 lines
1.9 KiB
C++
75 lines
1.9 KiB
C++
/*******************************************************************************
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Copyright(C) Jonas 'Sortie' Termansen 2011, 2012, 2013, 2014.
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This file is part of the Sortix C Library.
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The Sortix C Library is free software: you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation, either version 3 of the License, or (at your
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option) any later version.
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The Sortix C Library is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
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License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with the Sortix C Library. If not, see <http://www.gnu.org/licenses/>.
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stdlib/abort.cpp
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Abnormal process termination.
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*******************************************************************************/
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#include <sys/stat.h>
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#include <sys/wait.h>
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#include <calltrace.h>
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#include <signal.h>
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#include <stdlib.h>
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#include <unistd.h>
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#if defined(__is_sortix_kernel)
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#include <sortix/kernel/kernel.h>
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#include <sortix/kernel/panic.h>
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extern "C" void abort(void)
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{
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Sortix::PanicF("abort()");
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}
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#elif __STDC_HOSTED__
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extern "C" void abort(void)
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{
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struct stat st;
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if ( stat("/etc/calltrace", &st) == 0 )
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calltrace();
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if ( stat("/etc/calltrace_loop", &st) == 0 )
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while ( true );
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sigset_t set_of_sigabrt;
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sigemptyset(&set_of_sigabrt);
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sigaddset(&set_of_sigabrt, SIGABRT);
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sigprocmask(SIG_UNBLOCK, &set_of_sigabrt, NULL);
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raise(SIGABRT);
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int exit_code = WCONSTRUCT(WNATURE_SIGNALED, 128 + SIGABRT, SIGABRT);
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int exit_flags = EXIT_THREAD_PROCESS | EXIT_THREAD_DUMP_CORE;
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exit_thread(exit_code, exit_flags, NULL);
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__builtin_unreachable();
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}
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#else
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extern "C" void abort(void)
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{
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while ( true ) { }
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__builtin_unreachable();
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}
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#endif
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