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authorDavid Robillard <d@drobilla.net>2006-06-10 01:52:02 +0000
committerDavid Robillard <d@drobilla.net>2006-06-10 01:52:02 +0000
commit98fe0e7056e6697396249531785d3899f94d79be (patch)
tree233319008d4bfb6c8bdc546bdf4a81b87ecf7f3a /src/libs/engine/main.cpp
parent6c8eaee73b0ea66216744f49b452e22e26fe83e1 (diff)
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More juggling
git-svn-id: http://svn.drobilla.net/lad/grauph@15 a436a847-0d15-0410-975c-d299462d15a1
Diffstat (limited to 'src/libs/engine/main.cpp')
-rw-r--r--src/libs/engine/main.cpp153
1 files changed, 153 insertions, 0 deletions
diff --git a/src/libs/engine/main.cpp b/src/libs/engine/main.cpp
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+/* This file is part of Om. Copyright (C) 2006 Dave Robillard.
+ *
+ * Om 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.
+ *
+ * Om 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 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.,
+ * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+#include <iostream>
+#include <cstddef>
+#include <signal.h>
+#include "config.h"
+#include "util.h"
+#include "cmdline.h"
+#include "Om.h"
+#include "OmApp.h"
+#ifdef HAVE_LASH
+#include "LashDriver.h"
+#endif
+#ifdef BUILD_IN_PROCESS_ENGINE
+#include <jack/jack.h>
+#include <jack/intclient.h>
+#endif
+
+using std::cout; using std::endl; using std::cerr;
+
+
+void
+catch_int(int)
+{
+ signal(SIGINT, catch_int);
+ signal(SIGTERM, catch_int);
+
+ std::cout << "[Main] Om interrupted." << std::endl;
+ Om::om->quit();
+}
+
+
+#ifdef BUILD_IN_PROCESS_ENGINE
+
+jack_client_t* jack_client;
+jack_intclient_t jack_intclient;
+
+
+void
+unload_in_process_engine(int)
+{
+ jack_status_t status;
+ int ret = EXIT_SUCCESS;
+
+ cout << "Unloading...";
+ status = jack_internal_client_unload(jack_client, jack_intclient);
+ if (status & JackFailure) {
+ cout << "failed" << endl;
+ ret = EXIT_FAILURE;
+ } else {
+ cout << "done" << endl;
+ }
+ jack_client_close(jack_client);
+ exit(ret);
+}
+
+
+int
+load_in_process_engine(const char* port)
+{
+ int ret = EXIT_SUCCESS;
+
+ jack_status_t status;
+
+ if ((jack_client = jack_client_open("om_load", JackNoStartServer,
+ &status)) != NULL) {
+ jack_intclient =
+ jack_internal_client_load(jack_client, "Om",
+ (jack_options_t)(JackLoadName|JackLoadInit),
+ &status, "om", port);
+ if (status == 0) {
+ cout << "Engine loaded" << endl;
+ signal(SIGINT, unload_in_process_engine);
+ signal(SIGTERM, unload_in_process_engine);
+
+ while (1) {
+ sleep(1);
+ }
+ } else if (status & JackFailure) {
+ cerr << "Could not load om.so" << endl;
+ ret = EXIT_FAILURE;
+ }
+
+ jack_client_close(jack_client);
+ } else {
+ cerr << "jack_client_open failed" << endl;
+ ret = EXIT_FAILURE;
+ }
+}
+
+#endif // BUILD_IN_PROCESS_ENGINE
+
+
+int
+main(int argc, char** argv)
+{
+#ifdef HAVE_LASH
+ lash_args_t* lash_args = lash_extract_args(&argc, &argv);
+#endif
+
+ int ret = EXIT_SUCCESS;
+
+ /* Parse command line options */
+ gengetopt_args_info args_info;
+ if (cmdline_parser (argc, argv, &args_info) != 0)
+ return EXIT_FAILURE;
+
+
+ if (args_info.in_jackd_flag) {
+#ifdef BUILD_IN_PROCESS_ENGINE
+ ret = load_in_process_engine(args_info.port_arg);
+#else
+ cerr << "In-process Jack client support not enabled in this build." << endl;
+ ret = EXIT_FAILURE;
+#endif // JACK_IN_PROCESS_ENGINE
+ } else {
+ signal(SIGINT, catch_int);
+ signal(SIGTERM, catch_int);
+
+ Om::set_denormal_flags();
+
+ Om::om = new Om::OmApp(args_info.port_arg);
+
+#ifdef HAVE_LASH
+ Om::lash_driver = new Om::LashDriver(Om::om, lash_args);
+#endif
+
+ Om::om->main();
+
+#ifdef HAVE_LASH
+ delete Om::lash_driver;
+#endif
+
+ delete Om::om;
+ }
+
+ return ret;
+}
+