- Fix -o not working in mosquitto_ctrl, and typo in related documentation.

Closes #2471. Thanks to Vitaljok and rillbert

ChangeLog.txt

@@ -33,6 +33,11 @@ Clients:
 - Fix mosquitto_pub incorrectly reusing topic aliases when reconnecting.
   Closes #2494.
 
+Apps:
+- Fix `-o` not working in `mosquitto_ctrl`, and typo in related documentation.
+  Closes #2471.
+
+
 2.0.14 - 2021-11-17
 ===================
 

apps/mosquitto_ctrl/options.c

@@ -89,13 +89,14 @@ int ctrl_config_parse(struct mosq_config *cfg, int *argc, char **argv[])
 
 	init_config(cfg);
 
-	rc = client_config_load(cfg);
-	if(rc) return rc;
-
 	/* Deal with real argc/argv */
 	rc = client_config_line_proc(cfg, argc, argv);
 	if(rc) return rc;
 
+	/* Load options from config file - this must be after `-o` has been processed */
+	rc = client_config_load(cfg);
+	if(rc) return rc;
+
 #ifdef WITH_TLS
 	if((cfg->certfile && !cfg->keyfile) || (cfg->keyfile && !cfg->certfile)){
 		fprintf(stderr, "Error: Both certfile and keyfile must be provided if one of them is set.\n");
@@ -531,7 +532,7 @@ int client_config_load(struct mosq_config *cfg)
 			fclose(fptr);
 			return 1;
 		}
-		while(fgets(line, 1024, fptr)){
+		while(fgets(line, sizeof(line), fptr)){
 			if(line[0] == '#') continue; /* Comments */
 
 			while(line[strlen(line)-1] == 10 || line[strlen(line)-1] == 13){

www/pages/documentation/dynamic-security.md

@@ -389,9 +389,9 @@ admin username and any other options once and not have to add them to the
 command line every time.
 
 mosquitto_ctrl will try to load a configuration file from a default location.
-For Windows this is at `%USER_PROFILE%\mosquitto_ctrl.conf`. For other systems,
-it will try `$XDG_CONFIG_HOME/mosquitto_ctrl.conf` or
-`$HOME/.config/mosquitto_ctrl.conf`.
+For Windows this is at `%USER_PROFILE%\mosquitto_ctrl`. For other systems,
+it will try `$XDG_CONFIG_HOME/mosquitto_ctrl` or
+`$HOME/.config/mosquitto_ctrl`.
 
 You may override this behaviour by manually specifying an options file with
 `-o <path to options file>`.