commit ba644a9

add -v flag, fail on other flags

 1@@ -1,8 +1,11 @@
 2-/*  parados
 3-		the simple home media server
 4+/*            parados
 5+	the simple home media server
 6 
 7-	this software is licensed under ISC
 8-	check LICENCE for more details
 9+	See parados(1), parados(7), parados.conf(5)
10+	for usage information
11+
12+	This software is licensed under ISC.
13+	Check LICENCE for more details.
14 */
15 
16 #include <errno.h>
17@@ -47,7 +50,7 @@ void run(void)
18 				continue;
19 			continue;
20 		}
21-		LOG(verbose_log, "CORE", "Connection accepted");
22+		LOG(verbose_log, "CORE", "Connection         Accepted");
23 
24 		pid_t pid = fork();
25 		if (pid < 0) {
26@@ -98,17 +101,37 @@ void setup(void)
27 
28 	if (scan_library(&lib, media_dir) < 0)
29 		die("scan_library", EXIT_FAILURE);
30-	LOG(verbose_log, "SCAN", "Cached %zu items", lib.len);
31+	LOG(verbose_log, "SCAN", "Cached items       %zu", lib.len);
32 
33 	ret = listen(sock, LISTEN_BACKLOG);
34 	if (ret < 0)
35 		die("listen", EXIT_FAILURE);
36 
37-	LOG(verbose_log, "CORE", "Listening on %s:%d", server_addr, server_port);
38+	LOG(verbose_log, "CORE", "Listening on       %s:%d", server_addr, server_port);
39 }
40 
41-int main(void)
42+int main(int argc, char* argv[])
43 {
44+	if (argc > 1) {
45+		if (strcmp(argv[1], "-v") == 0) {
46+			printf(
47+				"parados v"VERSION"\n"
48+				"\n"
49+				"This software is licensed under ISC.\n"
50+				"See LICENSE for license information.\n"
51+				"\n"
52+				"See parados(1), parados(7), parados.conf(5)\n"
53+				"for usage information\n"
54+			);
55+			return EXIT_SUCCESS;
56+		}
57+		else {
58+			printf("Invalid command\n");
59+			printf("See parados(1) for more information\n");
60+			return EXIT_FAILURE;
61+		}
62+	}
63+
64 	setup();
65 #ifdef __OpenBSD__
66 	if (pledge("stdio inet", NULL) < 0)