1 files changed, 27 insertions, 4 deletions

diff --git a/plugins/check_nagios.c b/plugins/check_nagios.c
index 27bb010..d9d18d9 100644
--- a/plugins/check_nagios.c
+++ b/plugins/check_nagios.c
@@ -55,6 +55,9 @@ main (int argc, char **argv)
         char procprog[MAX_INPUT_BUFFER];
         char *procargs;
         int pos, cols;
+        int expected_cols = PS_COLS - 1;
+        const char *zombie = "Z";
+        char *temp_string;
 
         setlocale (LC_ALL, "");
         bindtextdomain (PACKAGE, LOCALEDIR);
@@ -89,6 +92,9 @@ main (int argc, char **argv)
         }
         fclose (fp);
 
+        if (verbose >= 2)
+                printf("command: %s\n", PS_COMMAND);
+
         /* run the command to check for the Nagios process.. */
         child_process = spopen (PS_COMMAND);
         if (child_process == NULL) {
@@ -106,14 +112,31 @@ main (int argc, char **argv)
         /* count the number of matching Nagios processes... */
         while (fgets (input_buffer, MAX_INPUT_BUFFER - 1, child_process)) {
                 cols = sscanf (input_buffer, PS_FORMAT, PS_VARLIST);
-                if ( cols >= 6 ) {
+                /* Zombie processes do not give a procprog command */
+                if ( cols == (expected_cols - 1) && strstr(procstat, zombie) ) {
+                        cols = expected_cols;
+                        /* Set some value for procargs for the strip command further below
+                        Seen to be a problem on some Solaris 7 and 8 systems */
+                        input_buffer[pos] = '\n';
+                        input_buffer[pos+1] = 0x0;
+                }
+                if ( cols >= expected_cols ) {
                         asprintf (&procargs, "%s", input_buffer + pos);
                         strip (procargs);
                         
-                        if (!strstr(procargs, argv[0]) && strstr(procargs, process_string)) {
+                        /* Some ps return full pathname for command. This removes path */
+                        temp_string = strtok ((char *)procprog, "/");
+                        while (temp_string) {
+                                strcpy(procprog, temp_string);
+                                temp_string = strtok (NULL, "/");
+                        }
+
+                        /* May get empty procargs */
+                        if (!strstr(procargs, argv[0]) && strstr(procprog, process_string) && strcmp(procargs,"")) {
                                 proc_entries++;
-                                if (verbose)
-                                        printf (_("Found process: %s\n"), procargs);
+                                if (verbose >= 2) {
+                                        printf (_("Found process: %s %s\n"), procprog, procargs);
+                                }
                         }
                 }
         }