static void opd_sigterm(void)
{
opd_do_jitdumps();
opd_print_stats();
printf("oprofiled stopped %s", op_get_time());
exit(EXIT_FAILURE);
}
/**
* opd_do_read - enter processing loop
* @param buf buffer to read into
* @param size size of buffer
*
* Read some of a buffer from the device and process
* the contents.
*/
static void opd_do_read(char * buf, size_t size)
{
opd_open_pipe();
while (1) {
ssize_t count = -1;
/* loop to handle EINTR */
while (count < 0) {
count = op_read_device(devfd, buf, size);
/* we can lose an alarm or a hup but
* we don't care.
*/
if (signal_alarm) {
signal_alarm = 0;
opd_alarm();
}
if (signal_hup) {
signal_hup = 0;
opd_sighup();
}
if (signal_term)
opd_sigterm();
if (signal_child)
opd_sigchild();
if (signal_usr1) {
signal_usr1 = 0;
perfmon_start();
}
if (signal_usr2) {
signal_usr2 = 0;
perfmon_stop();
}
if (is_jitconv_requested()) {
verbprintf(vmisc, "Start opjitconv was triggered\n");
opd_do_jitdumps();
}
}
opd_do_samples(buf, count);
}
opd_close_pipe();
}
