Code

Added getaddrinfo.[ch] & gethostbyname.[ch] to provide RFC2553 functions
[nagiosplug.git] / plugins / check_time.c
index 86c414e2c413853210e7670121f13fb183df4fb4..e4bd26d7f7fc24c5cb34eb5836d08e300dbcc07f 100644 (file)
 #include "netutils.h"
 #include "utils.h"
 
-#define PROGNAME "check_time"
+const char *progname = "check_time";
+#define REVISION "$Revision$"
+#define COPYRIGHT "1999-2002"
+#define AUTHOR "Ethan Galstad"
+#define EMAIL "nagios@nagios.org"
+#define SUMMARY "Check time on the specified host.\n"
 
 #define TIME_PORT      37
 #define UNIX_EPOCH     2208988800UL
@@ -59,7 +64,6 @@ char *server_address = NULL;
 
 
 int process_arguments (int, char **);
-int call_getopt (int, char **);
 void print_usage (void);
 void print_help (void);
 
@@ -89,12 +93,12 @@ main (int argc, char **argv)
                else
                        result = STATE_UNKNOWN;
                terminate (result,
-                                                        "TIME UNKNOWN - could not connect to server %s, port %d\n",
-                                                        server_address, server_port);
+                          "TIME UNKNOWN - could not connect to server %s, port %d\n",
+                          server_address, server_port);
        }
 
-       /* watch for the FTP connection string */
-       result = recv (sd, &raw_server_time, sizeof (raw_server_time), 0);
+       /* watch for the connection string */
+       result = recv (sd, (void *)&raw_server_time, sizeof (raw_server_time), 0);
 
        /* close the connection */
        close (sd);
@@ -154,52 +158,6 @@ process_arguments (int argc, char **argv)
 {
        int c;
 
-       if (argc < 2)
-               usage ("\n");
-
-       for (c = 1; c < argc; c++) {
-               if (strcmp ("-to", argv[c]) == 0)
-                       strcpy (argv[c], "-t");
-               else if (strcmp ("-wd", argv[c]) == 0)
-                       strcpy (argv[c], "-w");
-               else if (strcmp ("-cd", argv[c]) == 0)
-                       strcpy (argv[c], "-c");
-               else if (strcmp ("-wt", argv[c]) == 0)
-                       strcpy (argv[c], "-W");
-               else if (strcmp ("-ct", argv[c]) == 0)
-                       strcpy (argv[c], "-C");
-       }
-
-       c = 0;
-       while ((c += call_getopt (argc - c, &argv[c])) < argc) {
-
-               if (is_option (argv[c]))
-                       continue;
-
-               if (server_address == NULL) {
-                       if (argc > c) {
-                               if (is_host (argv[c]) == FALSE)
-                                       usage ("Invalid host name/address\n");
-                               server_address = argv[c];
-                       }
-                       else {
-                               usage ("Host name was not supplied\n");
-                       }
-               }
-       }
-
-       return OK;
-}
-
-
-
-
-
-int
-call_getopt (int argc, char **argv)
-{
-       int c, i = 0;
-
 #ifdef HAVE_GETOPT_H
        int option_index = 0;
        static struct option long_options[] = {
@@ -216,41 +174,42 @@ call_getopt (int argc, char **argv)
        };
 #endif
 
+       if (argc < 2)
+               usage ("\n");
+
+       for (c = 1; c < argc; c++) {
+               if (strcmp ("-to", argv[c]) == 0)
+                       strcpy (argv[c], "-t");
+               else if (strcmp ("-wd", argv[c]) == 0)
+                       strcpy (argv[c], "-w");
+               else if (strcmp ("-cd", argv[c]) == 0)
+                       strcpy (argv[c], "-c");
+               else if (strcmp ("-wt", argv[c]) == 0)
+                       strcpy (argv[c], "-W");
+               else if (strcmp ("-ct", argv[c]) == 0)
+                       strcpy (argv[c], "-C");
+       }
+
        while (1) {
 #ifdef HAVE_GETOPT_H
                c =
-                       getopt_long (argc, argv, "+hVH:w:c:W:C:p:t:", long_options,
+                       getopt_long (argc, argv, "hVH:w:c:W:C:p:t:", long_options,
                                                                         &option_index);
 #else
-               c = getopt (argc, argv, "+hVH:w:c:W:C:p:t:");
+               c = getopt (argc, argv, "hVH:w:c:W:C:p:t:");
 #endif
 
-               i++;
-
-               if (c == -1 || c == EOF || c == 1)
+               if (c == -1 || c == EOF)
                        break;
 
-               switch (c) {
-               case 'H':
-               case 'w':
-               case 'c':
-               case 'W':
-               case 'C':
-               case 'p':
-               case 't':
-                       i++;
-               }
-
                switch (c) {
                case '?':                                                                       /* print short usage statement if args not parsable */
-                       printf ("%s: Unknown argument: %s\n\n", my_basename (argv[0]), optarg);
-                       print_usage ();
-                       exit (STATE_UNKNOWN);
+                       usage3 ("Unknown argument", optopt);
                case 'h':                                                                       /* help */
                        print_help ();
                        exit (STATE_OK);
                case 'V':                                                                       /* version */
-                       print_revision (my_basename (argv[0]), "$Revision$");
+                       print_revision (progname, REVISION);
                        exit (STATE_OK);
                case 'H':                                                                       /* hostname */
                        if (is_host (optarg) == FALSE)
@@ -318,7 +277,20 @@ call_getopt (int argc, char **argv)
                        break;
                }
        }
-       return i;
+
+       c = optind;
+       if (server_address == NULL) {
+               if (argc > c) {
+                       if (is_host (argv[c]) == FALSE)
+                               usage ("Invalid host name/address\n");
+                       server_address = argv[c];
+               }
+               else {
+                       usage ("Host name was not supplied\n");
+               }
+       }
+
+       return OK;
 }
 
 
@@ -329,8 +301,12 @@ void
 print_usage (void)
 {
        printf
-               ("Usage: check_time -H <host_address> [-p port] [-w variance] [-c variance]\n"
-                "                 [-W connect_time] [-C connect_time] [-t timeout]\n");
+               ("Usage:\n"
+                " %s -H <host_address> [-p port] [-w variance] [-c variance]\n"
+                "           [-W connect_time] [-C connect_time] [-t timeout]\n"
+                " %s (-h | --help) for detailed help\n"
+                " %s (-V | --version) for version information\n",
+                progname, progname, progname);
 }
 
 
@@ -340,10 +316,10 @@ print_usage (void)
 void
 print_help (void)
 {
-       print_revision (PROGNAME, "$Revision$");
+       print_revision (progname, REVISION);
        printf
-               ("Copyright (c) 2000 Ethan Galstad/Karl DeBisschop\n\n"
-                "This plugin connects to a time port on the specified host.\n\n");
+               ("Copyright (c) %s %s <%s>\n\n%s\n",
+                COPYRIGHT, AUTHOR, EMAIL, SUMMARY);
        print_usage ();
        printf
                ("Options:\n"