mirror of
https://github.com/jart/cosmopolitan.git
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86 lines
3.8 KiB
C
86 lines
3.8 KiB
C
/*-*- mode:c;indent-tabs-mode:nil;c-basic-offset:2;tab-width:8;coding:utf-8 -*-│
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│vi: set net ft=c ts=2 sts=2 sw=2 fenc=utf-8 :vi│
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╞══════════════════════════════════════════════════════════════════════════════╡
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│ Copyright 2020 Justine Alexandra Roberts Tunney │
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│ │
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│ Permission to use, copy, modify, and/or distribute this software for │
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│ any purpose with or without fee is hereby granted, provided that the │
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│ above copyright notice and this permission notice appear in all copies. │
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│ │
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│ THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL │
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│ WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED │
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│ WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE │
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│ AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL │
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│ DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR │
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│ PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER │
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│ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR │
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│ PERFORMANCE OF THIS SOFTWARE. │
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╚─────────────────────────────────────────────────────────────────────────────*/
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#include "libc/bits/bits.h"
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#include "libc/bits/safemacros.internal.h"
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#include "libc/bits/weaken.h"
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#include "libc/calls/calls.h"
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#include "libc/dce.h"
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#include "libc/errno.h"
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#include "libc/fmt/fmt.h"
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#include "libc/log/check.h"
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#include "libc/log/color.internal.h"
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#include "libc/log/internal.h"
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#include "libc/log/log.h"
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#include "libc/runtime/memtrack.h"
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#include "libc/runtime/runtime.h"
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#include "libc/str/str.h"
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#include "libc/sysv/consts/auxv.h"
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#include "libc/sysv/consts/fileno.h"
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/**
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* Handles failure of CHECK_xx() macros.
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*/
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relegated void __check_fail(const char *suffix, const char *opstr,
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uint64_t want, const char *wantstr, uint64_t got,
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const char *gotstr, const char *file, int line,
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const char *fmt, ...) {
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size_t i;
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va_list va;
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char sufbuf[8];
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char hostname[32];
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int lasterr = errno;
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__start_fatal(file, line);
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if (!memccpy(sufbuf, suffix, '\0', sizeof(sufbuf))) strcpy(sufbuf, "?");
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strtoupper(sufbuf);
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strcpy(hostname, "unknown");
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gethostname(hostname, sizeof(hostname));
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(dprintf)(STDERR_FILENO,
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"check failed on %s pid %d\r\n"
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"\tCHECK_%s(%s, %s);\r\n"
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"\t\t → %#lx (%s)\r\n"
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"\t\t%s %#lx (%s)\r\n",
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hostname, getpid(), sufbuf, wantstr, gotstr, want, wantstr, opstr,
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got, gotstr);
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if (!isempty(fmt)) {
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(dprintf)(STDERR_FILENO, "\t");
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va_start(va, fmt);
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(vdprintf)(STDERR_FILENO, fmt, va);
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va_end(va);
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(dprintf)(STDERR_FILENO, "\r\n");
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}
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(dprintf)(STDERR_FILENO, "\t%s\r\n\t%s%s%s%s\r\n", strerror(lasterr), SUBTLE,
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getauxval(AT_EXECFN), __argc > 1 ? " \\" : "", RESET);
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for (i = 1; i < __argc; ++i) {
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(dprintf)(STDERR_FILENO, "\t\t%s%s\r\n", __argv[i],
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i < __argc - 1 ? " \\" : "");
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}
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if (!IsTiny() && lasterr == ENOMEM) {
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(dprintf)(STDERR_FILENO, "\r\n");
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PrintMemoryIntervals(STDERR_FILENO, &_mmi);
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}
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__die();
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unreachable;
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}
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