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https://github.com/jart/cosmopolitan.git
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206091617a
The final print does not print any content, only the byte-offset of the
end-block, which makes the A, B params unused. From gcc:
bd.c:77:17: warning: too many arguments for format [-Wformat-extra-args]
if (o) printf("%08x\n", o, A, B);
82 lines
4 KiB
C
82 lines
4 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 2021 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/stdio/stdio.h"
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/**
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* @fileoverview Braille Dump
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*
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* Written by Justine Tunney <jtunney@gmail.com>
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* https://twitter.com/justinetunney
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*
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* Designed by Ange Albertini (corkami)
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* https://twitter.com/angealbertini
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*
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* See also `hexdump -C`.
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*/
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const wchar_t K[256] = L"▁☺☻♥♦♣♠•◘○◙♂♀♪♫☼" /* 0x00 */
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L"►◄↕‼¶§▬↨↑↓→←∟↔▲▼" /* 0x10 */
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L" !\"#$%&'()*+,-./" /* 0x20 */
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L"0123456789:;<=>?" /* 0x30 */
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L"@ABCDEFGHIJKLMNO" /* 0x40 */
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L"PQRSTUVWXYZ[\\]^_" /* 0x50 */
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L"`abcdefghijklmno" /* 0x60 */
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L"pqrstuvwxyz{|}~⌂" /* 0x70 */
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L"█⡀⢀⣀⠠⡠⢠⣠⠄⡄⢄⣄⠤⡤⢤⣤" /* 0x80 */
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L"⠁⡁⢁⣁⠡⡡⢡⣡⠅⡅⢅⣅⠥⡥⢥⣥" /* 0x90 */
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L"⠃⡃⢃⣃⠣⡣⢣⣣⠇⡇⢇⣇⠧⡧⢧⣧" /* 0xa0 */
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L"⠉⡉⢉⣉⠩⡩⢩⣩⠍⡍⢍⣍⠭⡭⢭⣭" /* 0xb0 */
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L"⠊⡊⢊⣊⠪⡪⢪⣪⠎⡎⢎⣎⠮⡮⢮⣮" /* 0xc0 */
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L"⠑⡑⢑⣑⠱⡱⢱⣱⠕⡕⢕⣕⠵⡵⢵⣵" /* 0xd0 */
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L"⠚⡚⢚⣚⠺⡺⢺⣺⠞⡞⢞⣞⠾⡾⢾⣾" /* 0xe0 */
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L"⠛⡛⢛⣛⠻⡻⢻⣻⠟⡟⢟⣟⠿⡿⢿⣿"; /* 0xf0 */
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int main(int argc, char *argv[]) {
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long o;
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FILE *f;
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int b, c, i, n;
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wchar_t B[17], *q;
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char R[16], A[50], *p;
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if (!(f = argc > 1 ? fopen(argv[1], "r") : stdin)) {
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fprintf(stderr, "ERROR: COULD NOT OPEN: %s\n", argv[1]);
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return 1;
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}
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for (b = o = 0;;) {
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if (!(n = fread(R, 1, 16, f))) break;
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p = A, q = B;
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for (c = i = 0; i < n; ++i) {
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if (i == 8) *p++ = ' ';
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*p++ = "0123456789abcdef"[(R[i] & 0xF0) >> 4];
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*p++ = "0123456789abcdef"[(R[i] & 0x0F) >> 0];
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*p++ = ' ';
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*q++ = K[R[i] & 255];
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c |= R[i];
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}
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if (c || !o) {
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*p = *q = b = 0;
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printf("%08x %-49s │%ls│\n", o, A, B);
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} else if (!b) {
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b = 1;
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printf("*\n");
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}
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o += n;
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}
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if (o) printf("%08x\n", o);
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return !feof(f);
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}
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