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Do code cleanup use duff device linenoise i/o

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Justine Tunney 2022-04-22 18:55:28 -07:00
parent 6ff46ca373
commit 2f56ebfe78
79 changed files with 1393 additions and 1484 deletions
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62
libc/log/restoretty.c
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@ -1,62 +0,0 @@
/*-*- 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 2021 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/calls/calls.h"
#include "libc/calls/struct/termios.h"
#include "libc/calls/termios.h"
#include "libc/errno.h"
#include "libc/log/color.internal.h"
#include "libc/log/internal.h"
#include "libc/runtime/internal.h"
#include "libc/sysv/consts/termios.h"
/**
* @fileoverview Terminal Restoration Helper
*
* This is used by the crash reporting functions, e.g. __die(), to help
* ensure the terminal is in an unborked state after a crash happens.
*/
#define RESET_COLOR "\e[0m"
#define SHOW_CURSOR "\e[?25h"
#define DISABLE_MOUSE "\e[?1000;1002;1015;1006l"
#define ANSI_RESTORE RESET_COLOR SHOW_CURSOR DISABLE_MOUSE
struct termios g_oldtermios;
static textstartup void g_oldtermios_init() {
int e = errno;
tcgetattr(1, &g_oldtermios);
errno = e;
}
const void *const g_oldtermios_ctor[] initarray = {
g_oldtermios_init,
};
void __restore_tty(int fd) {
int e;
if (!__isworker) {
e = errno;
if (g_oldtermios.c_lflag && !__nocolor && isatty(fd)) {
write(fd, ANSI_RESTORE, strlen(ANSI_RESTORE));
tcsetattr(fd, TCSAFLUSH, &g_oldtermios);
}
errno = e;
}
}