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Improved compatibility

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This commit is contained in:
Bruce Hill 2021-05-13 04:10:56 -07:00
parent 5216835591
commit a65549d880
1 changed files with 10 additions and 27 deletions
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37
btui.h
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@ -9,18 +9,14 @@
#ifndef FILE__BTUI_H
#define FILE__BTUI_H
#include <unistd.h>
#define TTYDEFCHARS 1
#include <termios.h>
#undef TTYDEFCHARS
#include <signal.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/ioctl.h>
#include <termios.h>
#include <time.h>
#include <unistd.h>
#define BTUI_VERSION 4
@ -248,21 +244,8 @@ static keyname_t key_names[] = {
{KEY_F11, "F11"}, {KEY_F12, "F12"},
};
// This is the default termios for normal terminal behavior:
static struct termios normal_termios = {
.c_iflag = TTYDEF_IFLAG,
.c_oflag = TTYDEF_OFLAG,
.c_lflag = TTYDEF_LFLAG,
.c_cflag = TTYDEF_CFLAG,
};
// This termios is used for TUI mode:
static struct termios tui_termios = {
.c_iflag = 0,
.c_oflag = TTYDEF_OFLAG,
.c_lflag = ECHOE | ECHOK | ECHOCTL | ECHOKE,
.c_cflag = TTYDEF_CFLAG,
};
// This is the default termios for normal terminal behavior and the text-user-interface one:
static struct termios normal_termios, tui_termios;
// File-local functions:
@ -415,18 +398,18 @@ void btui_draw_shadow(btui_t *bt, int x, int y, int w, int h)
*/
btui_t *btui_enable(void)
{
memcpy(normal_termios.c_cc, ttydefchars, sizeof(ttydefchars));
memcpy(tui_termios.c_cc, ttydefchars, sizeof(ttydefchars));
char *tty_name = ttyname(STDIN_FILENO);
FILE *in = fopen(tty_name, "r");
FILE *in = fopen(ttyname(STDIN_FILENO), "r");
if (!in) return NULL;
FILE *out = fopen(tty_name, "w");
FILE *out = fopen(ttyname(STDOUT_FILENO), "w");
if (!out) {
fclose(in);
return NULL;
}
if (tcsetattr(fileno(out), TCSANOW, &tui_termios) == -1) {
if (tcgetattr(fileno(in), &normal_termios)
|| tcgetattr(fileno(in), &tui_termios)
|| (cfmakeraw(&tui_termios),
tcsetattr(fileno(out), TCSANOW, &tui_termios))) {
fclose(in);
fclose(out);
return NULL;