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/* $Id: term.c,v 1.2 2002/04/15 20:00:22 in2 Exp $ */
#include <stdio.h>
#include <stdlib.h>
#include <termios.h>
#include <string.h>
#include <syslog.h>
#include <signal.h>
#include <sys/types.h>
#include <sys/ioctl.h>
#include "config.h"
#include "pttstruct.h"
#include "common.h"
#include "proto.h"
int tgetent(const char *bp, char *name);
char *tgetstr(const char *id, char **area);
int tgetflag(const char *id);
int tgetnum(const char *id);
int tputs(const char *str, int affcnt, int (*putc)(int));
char *tparm(const char *str, ...);
char *tgoto(const char *cap, int col, int row);
static struct termios tty_state, tty_new;
/* ----------------------------------------------------- */
/* basic tty control */
/* ----------------------------------------------------- */
void init_tty() {
if(tcgetattr(1, &tty_state) < 0) {
syslog(LOG_ERR, "tcgetattr(): %m");
return;
}
memcpy(&tty_new, &tty_state, sizeof(tty_new));
tty_new.c_lflag &= ~(ICANON | ECHO | ISIG);
/* tty_new.c_cc[VTIME] = 0;
tty_new.c_cc[VMIN] = 1; */
tcsetattr(1, TCSANOW, &tty_new);
system("stty raw -echo");
}
/* ----------------------------------------------------- */
/* init tty control code */
/* ----------------------------------------------------- */
#define TERMCOMSIZE (40)
char *clearbuf = "\33[H\33[J";
int clearbuflen = 6;
char *cleolbuf = "\33[K";
int cleolbuflen = 3;
char *scrollrev = "\33M";
int scrollrevlen = 2;
char *strtstandout = "\33[7m";
int strtstandoutlen = 4;
char *endstandout = "\33[m";
int endstandoutlen = 3;
int t_lines = 24;
int b_lines = 23;
int p_lines = 20;
int t_columns = 80;
int automargins = 1;
#if 0
static char *outp;
static int *outlp;
static int outcf(int ch) {
if(*outlp < TERMCOMSIZE) {
(*outlp)++;
*outp++ = ch;
}
return 0;
}
#endif
extern screenline_t *big_picture;
static void term_resize(int sig) {
struct winsize newsize;
screenline_t *new_picture;
signal(SIGWINCH, SIG_IGN); /* Don't bother me! */
ioctl(0, TIOCGWINSZ, &newsize);
if(newsize.ws_row > t_lines) {
new_picture = (screenline_t *)calloc(newsize.ws_row,
sizeof(screenline_t));
if(new_picture == NULL) {
syslog(LOG_ERR, "calloc(): %m");
return;
}
free(big_picture);
big_picture = new_picture;
}
t_lines=newsize.ws_row;
b_lines=t_lines-1;
p_lines=t_lines-4;
signal(SIGWINCH, term_resize);
}
int term_init() {
signal(SIGWINCH, term_resize);
return YEA;
}
char term_buf[32];
void do_move(int destcol, int destline) {
char buf[16], *p;
sprintf(buf, "\33[%d;%dH", destline + 1, destcol + 1);
for(p = buf; *p; p++)
ochar(*p);
}
void save_cursor() {
ochar('\33');
ochar('7');
}
void restore_cursor() {
ochar('\33');
ochar('8');
}
void change_scroll_range(int top, int bottom) {
char buf[16], *p;
sprintf(buf, "\33[%d;%dr", top + 1, bottom + 1);
for(p = buf; *p; p++)
ochar(*p);
}
void scroll_forward() {
ochar('\33');
ochar('D');
}
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