cosmopolitan/libc/log/die.c

45 lines
2.5 KiB
C

/*-*- mode:c;indent-tabs-mode:nil;c-basic-offset:2;tab-width:8;coding:utf-8 -*-│
│vi: set net ft=c ts=2 sts=2 sw=2 fenc=utf-8 :vi│
╞══════════════════════════════════════════════════════════════════════════════╡
│ Copyright 2020 Justine Alexandra Roberts Tunney │
│ │
│ This program is free software; you can redistribute it and/or modify │
│ it under the terms of the GNU General Public License as published by │
│ the Free Software Foundation; version 2 of the License. │
│ │
│ This program is distributed in the hope that it will be useful, but │
│ WITHOUT ANY WARRANTY; without even the implied warranty of │
│ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU │
│ General Public License for more details. │
│ │
│ You should have received a copy of the GNU General Public License │
│ along with this program; if not, write to the Free Software │
│ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA │
│ 02110-1301 USA │
╚─────────────────────────────────────────────────────────────────────────────*/
#include "libc/bits/bits.h"
#include "libc/log/backtrace.internal.h"
#include "libc/log/log.h"
#include "libc/runtime/internal.h"
#include "libc/stdio/stdio.h"
#include "libc/sysv/consts/exit.h"
#include "libc/sysv/consts/fileno.h"
/**
* Aborts process after printing details on its current state.
*/
relegated wontreturn void __die(void) {
static bool once;
if (!once) {
once = true;
if (!IsTiny()) {
if (IsDebuggerPresent(false)) DebugBreak();
ShowBacktrace(STDERR_FILENO, NULL);
}
exit(EXIT_FAILURE);
unreachable;
}
abort();
unreachable;
}