Based on an idea by Demian M. Nave, but implemented in a better way.

diff --git a/param-port.diff b/param-port.diff
new file mode 100644 (file)
index 0000000..b833dc7
--- /dev/null
+++ b/param-port.diff
@@ -0,0 +1,64 @@
+Adds the ability to set the default "port" in the rsyncd.conf file.
+
+--- orig/clientserver.c        2004-08-02 02:29:16
++++ clientserver.c     2004-09-28 18:44:33
+@@ -598,6 +598,9 @@ int daemon_main(void)
+       if (!lp_load(config_file, 1))
+               exit_cleanup(RERR_SYNTAX);
+ 
++      if (rsync_port == 0 && (rsync_port = lp_rsync_port()) == 0)
++              rsync_port = RSYNC_PORT;
++
+       log_init();
+ 
+       rprintf(FLOG, "rsyncd version %s starting, listening on port %d\n",
+--- orig/loadparm.c    2004-07-31 16:41:04
++++ loadparm.c 2004-09-28 12:56:51
+@@ -104,6 +104,7 @@ typedef struct
+       char *socket_options;
+       int syslog_facility;
+       int max_verbosity;
++      int rsync_port;
+ } global;
+ 
+ static global Globals;
+@@ -271,6 +272,7 @@ static struct parm_struct parm_table[] =
+   {"log file",         P_STRING,  P_GLOBAL, &Globals.log_file,      NULL,  0},
+   {"pid file",         P_STRING,  P_GLOBAL, &Globals.pid_file,      NULL,  0},
+   {"max verbosity",    P_INTEGER, P_GLOBAL, &Globals.max_verbosity, NULL,  0},
++  {"port",             P_INTEGER, P_GLOBAL, &Globals.rsync_port,    NULL,  0},
+ 
+   {"timeout",          P_INTEGER, P_LOCAL,  &sDefault.timeout,     NULL,  0},
+   {"max connections",  P_INTEGER, P_LOCAL,  &sDefault.max_connections,NULL, 0},
+@@ -353,6 +355,7 @@ FN_GLOBAL_STRING(lp_pid_file, &Globals.p
+ FN_GLOBAL_STRING(lp_socket_options, &Globals.socket_options)
+ FN_GLOBAL_INTEGER(lp_syslog_facility, &Globals.syslog_facility)
+ FN_GLOBAL_INTEGER(lp_max_verbosity, &Globals.max_verbosity)
++FN_GLOBAL_INTEGER(lp_rsync_port, &Globals.rsync_port)
+ 
+ FN_LOCAL_STRING(lp_name, name)
+ FN_LOCAL_STRING(lp_comment, comment)
+--- orig/options.c     2004-09-23 17:42:07
++++ options.c  2004-09-28 18:43:43
+@@ -127,7 +127,7 @@ char *password_file = NULL;
+ char *rsync_path = RSYNC_PATH;
+ char *backup_dir = NULL;
+ char backup_dir_buf[MAXPATHLEN];
+-int rsync_port = RSYNC_PORT;
++int rsync_port = 0;
+ int link_dest = 0;
+ 
+ int verbose = 0;
+--- orig/rsyncd.conf.yo        2004-09-22 02:02:04
++++ rsyncd.conf.yo     2004-09-28 18:53:35
+@@ -160,6 +160,10 @@ being downloaded/uploaded by adding an e
+ is a relatively new feature in rsync, so make sure your server is running
+ at least 2.6.3 to effect this.
+ 
++dit(bf(port)) You can override the default port the daemon will listen on
++by specifying this value (defaults to 873).  This is ignored if the daemon
++is being run by inetd, and is superseded by the --port command-line option.
++
+ dit(bf(max connections)) The "max connections" option allows you to
+ specify the maximum number of simultaneous connections you will allow.
+ Any clients connecting when the maximum has been reached will receive a