1 // SPDX-License-Identifier: GPL-2.0-or-later
3  * tmon.c Thermal Monitor (TMON) main function and entry point
28 #include "tmon.h"
51 	printf("Usage: tmon [OPTION...]\n");  in usage()
52 	printf("  -c, --control         cooling device in control\n");  in usage()
53 	printf("  -d, --daemon          run as daemon, no TUI\n");  in usage()
54 	printf("  -g, --debug           debug message in syslog\n");  in usage()
55 	printf("  -h, --help            show this help message\n");  in usage()
56 	printf("  -l, --log             log data to /var/tmp/tmon.log\n");  in usage()
57 	printf("  -t, --time-interval   sampling time interval, > 1 sec.\n");  in usage()
58 	printf("  -T, --target-temp     initial target temperature\n");  in usage()
59 	printf("  -v, --version         show version\n");  in usage()
60 	printf("  -z, --zone            target thermal zone id\n");  in usage()
67 	printf("TMON version %s\n", VERSION);  in version()
73 	syslog(LOG_INFO, "TMON exit cleanup\n");  in tmon_cleanup()
100 	syslog(LOG_INFO, "TMON caught signal %d\n", sig);  in tmon_sig_handler()
112 		printf("ctrl-c, exit and clean up\n");  in tmon_sig_handler()
127 	openlog("tmon.log", LOG_CONS | LOG_PID | LOG_NDELAY, LOG_LOCAL0);  in start_syslog()
128 	syslog(LOG_NOTICE, "TMON started by User %d", getuid());  in start_syslog()
167 	fprintf(tmon_log, "#----------- THERMAL SYSTEM CONFIG -------------\n");  in prepare_logging()
192 	fprintf(tmon_log, "#---------- THERMAL DATA LOG STARTED -----------\n");  in prepare_logging()
208 	{ "time-interval", 1, NULL, 't' },
209 	{ "target-temp", 1, NULL, 'T' },
225 		printf("TMON needs to be run as root\n");  in main()
229 	while ((c = getopt_long(argc, argv, "c:dlht:T:vgz:", opts, &id2)) != -1) {  in main()
237 			printf("Run TMON in daemon mode\n");  in main()
253 			printf("Logging data to /var/tmp/tmon.log\n");  in main()
285 		return -1;  in main()
351 	/* change the file mode mask */  in start_daemon_mode()