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Use g_set_alarm and g_sleep

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This commit is contained in:
Derek Schrock 2023-01-15 16:50:57 -05:00
parent 1e5b42893c
commit cb39b84de5
1 changed files with 10 additions and 5 deletions
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15
waitforx/waitforx.c
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@ -5,13 +5,19 @@
#include <sys/signal.h>
#include <unistd.h>
#include "config_ac.h"
#include "os_calls.h"
#include "string_calls.h"
#define ATTEMPTS 10
#define ALARM_WAIT 30
void
alarm_handler(int signal_num)
{
printf("Unable to find RandR outputs after %d seconds\n", ALARM_WAIT);
/* Avoid printf() in signal handler (see signal-safety(7)) */
const char msg[] = "Timed out waiting for RandR outputs\n";
g_file_write(1, msg, g_strlen(msg));
exit(1);
}
@ -30,8 +36,7 @@ main(int argc, char **argv)
display = getenv("DISPLAY");
signal(SIGALRM, alarm_handler);
alarm(ALARM_WAIT);
g_set_alarm(alarm_handler, ALARM_WAIT);
if (!display)
{
@ -48,7 +53,7 @@ main(int argc, char **argv)
printf("Opened display %s\n", display);
break;
}
sleep(1);
g_sleep(1000);
}
if (!dpy)
@ -78,7 +83,7 @@ main(int argc, char **argv)
}
XRRFreeScreenResources(res);
}
sleep(1);
g_sleep(1000);
}
if (outputs > 0)