Move no-extranonce-subscribe parameter to a pool config

miner.h

@@ -1175,6 +1175,7 @@ struct pool {
 	char *name;
 	char *description;
 	int prio;
+	bool extranonce_subscribe;
 	int accepted, rejected;
 	int seq_rejects;
 	int seq_getfails;

sgminer.c

@@ -151,7 +151,6 @@ bool opt_api_network;
 bool opt_delaynet;
 bool opt_disable_pool;
 bool opt_disable_client_reconnect = false;
-bool opt_extranonce_subscribe = true;
 static bool no_work;
 bool opt_worktime;
 #if defined(HAVE_LIBCURL) && defined(CURL_HAS_KEEPALIVE)
@@ -563,6 +562,7 @@ struct pool *add_pool(void)
 	pool->rpc_proxy = NULL;
 	pool->quota = 1;
 	adjust_quota_gcd();
+	pool->extranonce_subscribe = true;
 
 	pool->description = "";
 
@@ -951,6 +951,16 @@ static char *set_userpass(const char *arg)
 	return NULL;
 }
 
+static char *set_no_extranonce_subscribe(char *arg)
+{
+	struct pool *pool = get_current_pool();
+
+	applog(LOG_DEBUG, "Disable extranonce subscribe on %d", pool->pool_no);
+	opt_set_invbool(&pool->extranonce_subscribe);
+
+	return NULL;
+}
+
 static char *set_pool_priority(char *arg)
 {
 	struct pool *pool = get_current_pool();
@@ -1329,7 +1339,7 @@ static struct opt_table opt_config_table[] = {
 			opt_set_invbool, &opt_submit_stale,
 		        "Don't submit shares if they are detected as stale"),
 	OPT_WITHOUT_ARG("--no-extranonce-subscribe",
-			opt_set_invbool, &opt_extranonce_subscribe,
+			set_no_extranonce_subscribe, NULL,
 			"Disable 'extranonce' stratum subscribe"),
 	OPT_WITH_ARG("--pass|-p",
 		     set_pass, NULL, NULL,
@@ -4292,6 +4302,8 @@ void write_config(FILE *fcfg)
 				pool->rpc_proxy ? "|" : "",
 				json_escape(pool->rpc_url));
 		}
+		if (!pool->extranonce_subscribe)
+			fputs("\n\t\t\"no-extranonce-subscribe\" : true,", fcfg);
 		fprintf(fcfg, "\n\t\t\"user\" : \"%s\",", json_escape(pool->rpc_user));
 		fprintf(fcfg, "\n\t\t\"pass\" : \"%s\",", json_escape(pool->rpc_pass));
 		/* Using get_pool_name() here is unsafe if opt_incognito is true. */
@@ -5677,7 +5689,7 @@ retry_stratum:
 		bool init = pool_tset(pool, &pool->stratum_init);
 
 		if (!init) {
-			bool ret = initiate_stratum(pool) && (!opt_extranonce_subscribe || subscribe_extranonce(pool)) && auth_stratum(pool);
+			bool ret = initiate_stratum(pool) && (!pool->extranonce_subscribe || subscribe_extranonce(pool)) && auth_stratum(pool);
 
 			if (ret)
 				init_stratum_threads(pool);

util.c

@@ -2566,7 +2566,7 @@ bool restart_stratum(struct pool *pool)
 		suspend_stratum(pool);
 	if (!initiate_stratum(pool))
 		return false;
-	if (opt_extranonce_subscribe && !subscribe_extranonce(pool))
+	if (pool->extranonce_subscribe && !subscribe_extranonce(pool))
 		return false;
 	if (!auth_stratum(pool))
 		return false;