51 lines
2.8 KiB
C
51 lines
2.8 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/errno.h"
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#include "libc/fmt/itoa.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/runtime.h"
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/**
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* Handles failure of CHECK_xx() macros in -DNDEBUG mode.
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*
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* This handler (1) makes binaries smaller by not embedding source code;
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* and therefore (2) less likely to leak sensitive information. This can
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* still print backtraces with function names if the .com.dbg file is in
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* the same folder.
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*
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* @see libc/log/thunks/__check_fail_ndebug.S
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*/
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relegated void ___check_fail_ndebug(uint64_t want, uint64_t got,
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const char *opchar) {
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char bx[21];
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int lasterr;
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lasterr = errno;
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__start_fatal_ndebug();
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__print_string("check failed: 0x");
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__print(bx, uint64toarray_radix16(want, bx));
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__print_string(" ");
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__print_string(opchar);
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__print_string(" 0x");
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__print(bx, uint64toarray_radix16(got, bx));
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__print_string(" (");
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__print(bx, int64toarray_radix10(lasterr, bx));
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__print_string(")\r\n");
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}
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