/*-*- 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 "dsp/tty/quant.h" #include "dsp/tty/xtermname.h" #include "libc/conv/conv.h" #include "libc/runtime/runtime.h" #include "libc/stdio/stdio.h" #include "libc/str/str.h" #include "libc/sysv/consts/ex.h" #include "third_party/dtoa/dtoa.h" int main(int argc, char *argv[]) { int i; struct TtyRgb tty; unsigned rgb, r, g, b; if (argc < 2) { fprintf(stderr, "Usage: %s RRGGBB...\n", program_invocation_name); exit(EX_USAGE); } for (i = 1; i < argc; ++i) { rgb = strtol(argv[i], NULL, 16); b = (rgb & 0x0000ff) >> 000; g = (rgb & 0x00ff00) >> 010; r = (rgb & 0xff0000) >> 020; tty = rgb2tty(r, g, b); printf("\e[48;5;%dm \e[0m %d \\e[48;5;%dm %s #%02x%02x%02x\n", tty.xt, tty.xt, tty.xt, indexdoublenulstring(kXtermName, tty.xt), r, g, b); } return 0; }