make bufsize report bufsize, and add samplerate

example-clients/bufsize.c

@@ -30,6 +30,7 @@
 char *package;				/* program name */
 jack_client_t *client;
 jack_nframes_t nframes;
+int just_print_bufsize=0;
 
 void jack_shutdown(void *arg)
 {
@@ -54,6 +55,10 @@ void parse_arguments(int argc, char *argv[])
 	else
 		package++;
 
+	if (argc==1) {
+		just_print_bufsize = 1;
+		return;
+	}
 	if (argc < 2) {
 		fprintf(stderr, "usage: %s <bufsize>\n", package);
 		exit(9);
@@ -74,7 +79,7 @@ int main(int argc, char *argv[])
 	parse_arguments(argc, argv);
 
 	/* become a JACK client */
-	if ((client = jack_client_open(package, JackNullOption, NULL)) == 0) {
+	if ((client = jack_client_new(package)) == 0) {
 		fprintf(stderr, "JACK server not running?\n");
 		exit(1);
 	}
@@ -86,10 +91,16 @@ int main(int argc, char *argv[])
 
 	jack_on_shutdown(client, jack_shutdown, 0);
 
-	rc = jack_set_buffer_size(client, nframes);
-	if (rc)
-		fprintf(stderr, "jack_set_buffer_size(): %s\n", strerror(rc));
-	
+	if (just_print_bufsize) {
+		fprintf(stdout, "%d", jack_get_buffer_size( client ) );
+		rc=0;
+	}
+	else
+	{
+		rc = jack_set_buffer_size(client, nframes);
+		if (rc)
+			fprintf(stderr, "jack_set_buffer_size(): %s\n", strerror(rc));
+	}
 	jack_client_close(client);
 
 	return rc;

example-clients/samplerate.c

@@ -0,0 +1,87 @@
+/*
+ *  smaplerate.c -- get current samplerate
+ *
+ *  Copyright (C) 2003 Jack O'Quin.
+ *  
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include <stdio.h>
+#include <errno.h>
+#include <unistd.h>
+#include <signal.h>
+#include <stdlib.h>
+#include <string.h>
+#include <jack/jack.h>
+#include <jack/transport.h>
+
+char *package;				/* program name */
+jack_client_t *client;
+
+void jack_shutdown(void *arg)
+{
+	fprintf(stderr, "JACK shut down, exiting ...\n");
+	exit(1);
+}
+
+void signal_handler(int sig)
+{
+	jack_client_close(client);
+	fprintf(stderr, "signal received, exiting ...\n");
+	exit(0);
+}
+
+void parse_arguments(int argc, char *argv[])
+{
+
+	/* basename $0 */
+	package = strrchr(argv[0], '/');
+	if (package == 0)
+		package = argv[0];
+	else
+		package++;
+
+	if (argc==1) {
+		return;
+	}
+	fprintf(stderr, "usage: %s [bufsize]\n", package);
+	exit(9);
+}
+
+int main(int argc, char *argv[])
+{
+	int rc;
+
+	parse_arguments(argc, argv);
+
+	/* become a JACK client */
+	if ((client = jack_client_new(package)) == 0) {
+		fprintf(stderr, "JACK server not running?\n");
+		exit(1);
+	}
+
+	signal(SIGQUIT, signal_handler);
+	signal(SIGTERM, signal_handler);
+	signal(SIGHUP, signal_handler);
+	signal(SIGINT, signal_handler);
+
+	jack_on_shutdown(client, jack_shutdown, 0);
+
+	fprintf(stdout, "%d", jack_get_sample_rate( client ) );
+
+	jack_client_close(client);
+
+	return 0;
+}

example-clients/wscript

@@ -16,6 +16,7 @@ example_programs = {
     'jack_showtime' : 'showtime.c',
     'jack_alias' : 'alias.c',
     'jack_bufsize' : 'bufsize.c',
+    'jack_samplerate' : 'samplerate.c',
     'jack_evmon' : 'evmon.c',
     'jack_monitor_client' : 'monitor_client.c',
     'jack_thru' : 'thru_client.c',