void log_generic(enum LogLevel level, void *ctx, const char *fmt, ...)
{
char buf[2048], buf2[2048];
char ebuf[256];
char timebuf[64];
const struct LevelInfo *lev = &log_level_list[level];
unsigned pid = getpid();
va_list ap;
int pfxlen = 0;
int old_errno = errno;
char *msg = buf;
if (logging_prefix_cb) {
pfxlen = logging_prefix_cb(level, ctx, buf, sizeof(buf));
if (pfxlen < 0)
goto done;
if (pfxlen >= (int)sizeof(buf))
pfxlen = sizeof(buf) - 1;
}
va_start(ap, fmt);
vsnprintf(buf + pfxlen, sizeof(buf) - pfxlen, fmt, ap);
va_end(ap);
/* replace '\n' in message with '\n\t', strip trailing whitespace */
if (strchr(msg, '\n')) {
char *dst = buf2;
for (; *msg && dst - buf < (int)sizeof(buf2) - 2; msg++) {
*dst++ = *msg;
if (*msg == '\n')
*dst++ = '\t';
}
while (dst > buf2 && isspace(dst[-1]))
dst--;
*dst = 0;
msg = buf2;
}
format_time_ms(0, timebuf, sizeof(timebuf));
if (!log_file && cf_logfile && cf_logfile[0]) {
log_file = fopen(cf_logfile, "a");
if (log_file) {
/* Got the file, disable buffering */
setvbuf(log_file, NULL, _IONBF, 0);
} else {
/* Unable to open, complain and fail */
fprintf(stderr, "%s %u %s Cannot open logfile: '%s': %s\n",
timebuf, pid, log_level_list[0].tag,
cf_logfile,
strerror_r(errno, ebuf, sizeof(ebuf)));
exit(1);
}
}
if (!cf_quiet && level <= cf_stderr_level)
fprintf(stderr, "%s %u %s %s\n", timebuf, pid, lev->tag, msg);
if (log_file && level <= cf_logfile_level)
fprintf(log_file, "%s %u %s %s\n", timebuf, pid, lev->tag, msg);
if (cf_syslog && level <= cf_syslog_level) {
if (!syslog_started)
start_syslog();
syslog(lev->syslog_prio, "%s", msg);
}
done:
if (old_errno != errno)
errno = old_errno;
}
int main(int argc, char **argv)
{
int err = 0;
int id2 = 0, c;
double yk = 0.0; /* controller output */
int target_tz_index;
if (geteuid() != 0) {
printf("TMON needs to be run as root\n");
exit(EXIT_FAILURE);
}
while ((c = getopt_long(argc, argv, "c:dlht:vgz:", opts, &id2)) != -1) {
switch (c) {
case 'c':
no_control = 0;
strncpy(ctrl_cdev, optarg, CDEV_NAME_SIZE);
break;
case 'd':
start_daemon_mode();
printf("Run TMON in daemon mode\n");
break;
case 't':
ticktime = strtod(optarg, NULL);
if (ticktime < 1)
ticktime = 1;
break;
case 'l':
printf("Logging data to /var/tmp/tmon.log\n");
logging = 1;
break;
case 'h':
usage();
break;
case 'v':
version();
break;
case 'g':
debug_on = 1;
break;
case 'z':
target_thermal_zone = strtod(optarg, NULL);
break;
default:
break;
}
}
if (pthread_mutex_init(&input_lock, NULL) != 0) {
fprintf(stderr, "\n mutex init failed, exit\n");
return 1;
}
start_syslog();
if (signal(SIGINT, tmon_sig_handler) == SIG_ERR)
syslog(LOG_DEBUG, "Cannot handle SIGINT\n");
if (signal(SIGTERM, tmon_sig_handler) == SIG_ERR)
syslog(LOG_DEBUG, "Cannot handle SIGINT\n");
if (probe_thermal_sysfs()) {
pthread_mutex_destroy(&input_lock);
closelog();
return -1;
}
initialize_curses();
setup_windows();
signal(SIGWINCH, resize_handler);
show_title_bar();
show_sensors_w();
show_cooling_device();
update_thermal_data();
show_data_w();
prepare_logging();
init_thermal_controller();
nodelay(stdscr, TRUE);
err = pthread_create(&event_tid, NULL, &handle_tui_events, NULL);
if (err != 0) {
printf("\ncan't create thread :[%s]", strerror(err));
tmon_cleanup();
exit(EXIT_FAILURE);
}
/* validate range of user selected target zone, default to the first
* instance if out of range
*/
target_tz_index = zone_instance_to_index(target_thermal_zone);
if (target_tz_index < 0) {
target_thermal_zone = ptdata.tzi[0].instance;
syslog(LOG_ERR, "target zone is not found, default to %d\n",
target_thermal_zone);
}
while (1) {
sleep(ticktime);
show_title_bar();
show_sensors_w();
update_thermal_data();
if (!dialogue_on) {
show_data_w();
show_cooling_device();
}
cur_thermal_record++;
time_elapsed += ticktime;
controller_handler(trec[0].temp[target_tz_index] / 1000,
&yk);
trec[0].pid_out_pct = yk;
if (!dialogue_on)
show_control_w();
if (tmon_exit)
break;
}
tmon_cleanup();
return 0;
}
