dockapps/wmmemfree/wmmemfree.c

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/*
* wmmemfree - dockapp which displays memory usage
*
* Copyright (C) 2003 Draghicioiu Mihai <misuceldestept@go.ro>
*
* 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; either version 2 of the License, or
* (at your option) any later version.
*
* 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., 59 Temple Street #330, Boston, MA 02111-1307, USA.
*/
#include <bits/types/struct_timeval.h>
#include <stdio.h>
#include <signal.h>
#include <sys/time.h>
#include "wmmemfree.h"
#include "dockapp.h"
#include "draw.h"
#include "options.h"
int argc;
char **argv;
int exitloop = 0;
void handle_timer(int sig)
{
if(sig == SIGALRM)
{
draw_window();
}
}
void start_timer()
{
struct itimerval tv;
tv.it_value.tv_sec = 2; /* give 2 seconds for safety */
tv.it_value.tv_usec = 0;
tv.it_interval.tv_sec = 0;
tv.it_interval.tv_usec = opt_milisecs * 1000;
signal(SIGALRM, handle_timer);
setitimer(ITIMER_REAL, &tv, NULL);
}
void stop_timer()
{
struct itimerval tv;
signal(SIGALRM, SIG_IGN);
tv.it_value.tv_sec = 0;
tv.it_value.tv_usec = 0;
tv.it_interval.tv_sec = 0;
tv.it_interval.tv_usec = 0;
setitimer(ITIMER_REAL, &tv, NULL);
}
int main(int carg, char **varg)
{
argc = carg;
argv = varg;
parse_args();
make_window();
start_timer();
while(!exitloop)
{
process_events();
}
stop_timer();
free_stuff();
return 0;
}