1 files changed, 14 insertions, 24 deletions

diff --git a/plugins/check_users.c b/plugins/check_users.c
index fb8bcca..3766292 100644
--- a/plugins/check_users.c
+++ b/plugins/check_users.c
@@ -3,7 +3,7 @@
 * Nagios check_users plugin
 * 
 * License: GPL
-* Copyright (c) 2000-2007 Nagios Plugins Development Team
+* Copyright (c) 2000-2012 Nagios Plugins Development Team
 * 
 * Description:
 * 
@@ -52,7 +52,6 @@ main (int argc, char **argv)
 {
         int users = -1;
         int result = STATE_UNKNOWN;
-        char input_buffer[MAX_INPUT_BUFFER];
         char *perf;
         struct utmpx *putmpx;
 
@@ -60,10 +59,10 @@ main (int argc, char **argv)
         bindtextdomain (PACKAGE, LOCALEDIR);
         textdomain (PACKAGE);
 
-        perf = strdup("");
+        perf = strdup ("");
 
         /* Parse extra opts if any */
-        argv=np_extra_opts (&argc, argv, progname);
+        argv = np_extra_opts (&argc, argv, progname);
 
         if (process_arguments (argc, argv) == ERROR)
                 usage4 (_("Could not parse arguments"));
@@ -71,15 +70,13 @@ main (int argc, char **argv)
         users = 0;
 
         /* get currently logged users from utmpx */
-        setutxent();
+        setutxent ();
 
-        while( (putmpx=getutxent()) ) {
-                if( (putmpx->ut_type==USER_PROCESS) ) {
+        while ((putmpx = getutxent ()) != NULL)
+                if (putmpx->ut_type == USER_PROCESS)
                         users++;
-                }
-        }
 
-        endutxent();
+        endutxent ();
 
         /* check the user count against warning and critical thresholds */
         if (users > cusers)
@@ -92,7 +89,7 @@ main (int argc, char **argv)
         if (result == STATE_UNKNOWN)
                 printf ("%s\n", _("Unable to read output"));
         else {
-                asprintf(&perf, "%s", perfdata ("users", users, "",
+                asprintf (&perf, "%s", perfdata ("users", users, "",
                   TRUE, wusers,
                   TRUE, cusers,
                   TRUE, 0,
@@ -104,14 +101,11 @@ main (int argc, char **argv)
         return result;
 }
 
-
-
 /* process command-line arguments */
 int
 process_arguments (int argc, char **argv)
 {
         int c;
-
         int option = 0;
         static struct option longopts[] = {
                 {"critical", required_argument, 0, 'c'},
@@ -161,7 +155,6 @@ process_arguments (int argc, char **argv)
                 else
                         wusers = atoi (argv[c++]);
         }
-
         if (cusers == -1 && argc > c) {
                 if (is_intnonneg (argv[c]) == FALSE)
                         usage4 (_("Warning threshold must be a positive integer"));
@@ -172,8 +165,6 @@ process_arguments (int argc, char **argv)
         return OK;
 }
 
-
-
 void
 print_help (void)
 {
@@ -183,9 +174,9 @@ print_help (void)
         printf (COPYRIGHT, copyright, email);
 
         printf ("%s\n", _("This plugin checks the number of users currently logged in on the local"));
-  printf ("%s\n", _("system and generates an error if the number exceeds the thresholds specified."));
+        printf ("%s\n", _("system and generates an error if the number exceeds the thresholds specified."));
 
-  printf ("\n\n");
+        printf ("\n\n");
 
         print_usage ();
 
@@ -193,17 +184,16 @@ print_help (void)
         printf (UT_EXTRA_OPTS);
 
         printf (" %s\n", "-w, --warning=INTEGER");
-  printf ("    %s\n", _("Set WARNING status if more than INTEGER users are logged in"));
-  printf (" %s\n", "-c, --critical=INTEGER");
-  printf ("    %s\n", _("Set CRITICAL status if more than INTEGER users are logged in"));
+        printf ("    %s\n", _("Set WARNING status if more than INTEGER users are logged in"));
+        printf (" %s\n", "-c, --critical=INTEGER");
+        printf ("    %s\n", _("Set CRITICAL status if more than INTEGER users are logged in"));
 
         printf (UT_SUPPORT);
 }
 
-
 void
 print_usage (void)
 {
-  printf ("%s\n", _("Usage:"));
+        printf ("%s\n", _("Usage:"));
         printf ("%s -w <users> -c <users>\n", progname);
 }