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Arquivotheca.SunOS-4.1.4/ucb/talk/msgs.c
seta75D ff309bfe1c Init
2021-10-11 18:37:13 -03:00

46 lines
922 B
C

#ifndef lint
static char sccsid[] = "@(#)msgs.c 1.1 94/10/31 SMI"; /* from UCB 1.4 83/07/06 */
#endif
/*
* a package to display what is happening every MSG_INTERVAL seconds
* if we are slow connecting.
*/
#include <signal.h>
#include <stdio.h>
#include <sys/time.h>
#include "talk.h"
#define MSG_INTERVAL 4
#define LONG_TIME 100000
char *current_state;
int current_line = 0;
static struct itimerval itimer;
static struct timeval wait = { MSG_INTERVAL , 0};
static struct timeval undo = { LONG_TIME, 0};
disp_msg()
{
message(current_state);
}
start_msgs()
{
message(current_state);
signal(SIGALRM, disp_msg);
itimer.it_value = itimer.it_interval = wait;
setitimer(ITIMER_REAL, &itimer, (struct timerval *)0);
}
end_msgs()
{
signal(SIGALRM, SIG_IGN);
timerclear(&itimer.it_value);
timerclear(&itimer.it_interval);
setitimer(ITIMER_REAL, &itimer, (struct timerval *)0);
}