-c option to citserver to only check for binary compatibility

diff --git a/citadel/server_main.c b/citadel/server_main.c
index b978733e7cf5f2a4d847b11cf5d86e1956481ec1..6a4e224562e1655815965f4bb852bb705a440c7f 100644 (file)
--- a/citadel/server_main.c
+++ b/citadel/server_main.c
@@ -93,18 +93,26 @@ int main(int argc, char **argv)
        InitializeMasterTSD();
 
        /* parse command-line arguments */
-       while ((a=getopt(argc, argv, "l:dh:x:t:B:Dru:s:")) != EOF) switch(a) {
+       while ((a=getopt(argc, argv, "cl:dh:x:t:B:Dru:s:")) != EOF) switch(a) {
 
+               // test this binary for compatibility and exit
+               case 'c':
+                       fprintf(stderr, "%d: binary compatibility confirmed\n", argv[0]);
+                       exit(0);
+                       break;
+
+               // identify the desired syslog facility
                case 'l':
                        safestrncpy(facility, optarg, sizeof(facility));
                        syslog_facility = SyslogFacility(facility);
                        break;
 
-               /* run in the background if -d was specified */
+               // run in the background if -d was specified
                case 'd':
                        running_as_daemon = 1;
                        break;
 
+               // specify the data directory
                case 'h':
                        relh = optarg[0] != '/';
                        if (!relh) {
@@ -116,13 +124,17 @@ int main(int argc, char **argv)
                        home=1;
                        break;
 
+               // identify the desired logging severity level
                case 'x':
                        max_log_level = atoi(optarg);
                        break;
 
-               case 't':       /* deprecated */
+               // deprecated
+               case 't':
                        break;
-                case 'B': /* Basesize */
+
+               // basesize (what is this?)
+                case 'B':
                         basesize = atoi(optarg);
                         break;
 
@@ -130,14 +142,13 @@ int main(int argc, char **argv)
                        dbg = 1;
                        break;
 
-               /* -r tells the server not to drop root permissions.
-                * Don't use this unless you know what you're doing.
-                */
+               // -r tells the server not to drop root permissions.
+               // Don't use this unless you know what you're doing.
                case 'r':
                        drop_root_perms = 0;
                        break;
 
-               /* -u tells the server what uid to run under... */
+               // -u tells the server what uid to run under...
                case 'u':
                        u = atoi(optarg);
                        if (u > 0) {
@@ -154,13 +165,13 @@ int main(int argc, char **argv)
                        }
                        break;
 
-               /* -s tells the server to behave differently during sanity checks */
+               // -s tells the server to behave differently during sanity checks
                case 's':
                        sanity_diag_mode = atoi(optarg);
                        break;
 
+               // any other parameter makes it crash and burn
                default:
-               /* any other parameter makes it crash and burn */
                        fprintf(stderr, "citserver: usage: "
                                        "citserver "
                                        "[-l LogFacility] "