cosmopolitan/tool/decode/lib/titlegen.c

60 lines
3.0 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 │
│ │
│ Permission to use, copy, modify, and/or distribute this software for │
│ any purpose with or without fee is hereby granted, provided that the │
│ above copyright notice and this permission notice appear in all copies. │
│ │
│ THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL │
│ WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED │
│ WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE │
│ AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL │
│ DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR │
│ PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER │
│ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR │
│ PERFORMANCE OF THIS SOFTWARE. │
╚─────────────────────────────────────────────────────────────────────────────*/
#include "libc/fmt/fmt.h"
#include "libc/stdio/stdio.h"
#include "libc/str/str.h"
#include "tool/decode/lib/titlegen.h"
const struct Modeline kModelineAsm = {
" mode:asm; indent-tabs-mode:t; tab-width:8; coding:utf-8 ",
" set et ft=asm ts=8 sw=8 fenc=utf-8 "};
/**
* Displays one of those ANSI block source dividers we love so much.
*/
void showtitle(const char *brand, const char *tool, const char *title,
const char *description, const struct Modeline *modeline) {
char buf[512], *p;
p = stpcpy(buf, brand);
if (tool) {
p = stpcpy(stpcpy(p, " § "), tool);
if (title) {
p = stpcpy(stpcpy(p, " » "), title);
}
}
printf("/*");
if (modeline) {
printf("-*-%-71s-*-│\n│vi:%-72s:vi│\n", modeline->emacs, modeline->vim);
for (unsigned i = 0; i < 78; ++i) printf("");
printf("\n│ %-76s ", buf);
} else {
for (unsigned i = 0; i < 75; ++i) printf("");
printf("│─╗\n│ %-73s ─╬─", buf);
}
printf("\n╚─");
for (unsigned i = 0; i < 75; ++i) printf("");
printf("%s", modeline ? "" : "");
if (description) {
/* TODO(jart): paragraph fill */
printf("─╝\n%s ", description);
} else {
}
printf("*/\n");
}