cosmopolitan/libc/calls/ioctl-tcgets-nt.c

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2020-06-15 14:18:57 +00:00
/*-*- 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/calls/calls.h"
#include "libc/calls/internal.h"
#include "libc/calls/struct/termios.h"
#include "libc/nt/console.h"
#include "libc/nt/enum/consolemodeflags.h"
#include "libc/nt/struct/consolescreenbufferinfoex.h"
#include "libc/str/str.h"
#include "libc/sysv/consts/o.h"
#include "libc/sysv/consts/termios.h"
#include "libc/sysv/errfuns.h"
textwindows int ioctl$tcgets$nt(int ignored, struct termios *tio) {
int64_t in, out;
bool32 inok, outok;
uint32_t inmode, outmode;
inok = GetConsoleMode((in = g_fds.p[0].handle), &inmode);
outok = GetConsoleMode((out = g_fds.p[1].handle), &outmode);
if (inok | outok) {
memset(tio, 0, sizeof(*tio));
if (inok) {
if (inmode & kNtEnableLineInput) tio->c_lflag |= ICANON;
if (inmode & kNtEnableEchoInput) tio->c_lflag |= ECHO;
if (inmode & kNtEnableProcessedInput) tio->c_lflag |= IEXTEN | ISIG;
}
if (outok) {
if (inmode & kNtEnableProcessedInput) tio->c_lflag |= IEXTEN | ISIG;
}
return 0;
} else {
return enotty();
}
}