cosmopolitan/tool/decode/lib/titlegen.c

61 lines
3.1 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 │
│ │
│ 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 "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");
}