weak/runtime jack linking: load libjack dynamically at runtime
This commit is contained in:
parent
a7ca603ab6
commit
f3ff1b9669
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@ -27,9 +27,6 @@
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#include "pbd/error.h"
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#include "jack/jack.h"
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#include "jack/thread.h"
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#include "ardour/audioengine.h"
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#include "ardour/session.h"
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#include "ardour/types.h"
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@ -29,8 +29,7 @@
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#include <boost/shared_ptr.hpp>
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#include <jack/jack.h>
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#include <jack/session.h>
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#include "weak_libjack.h"
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#include "ardour/audio_backend.h"
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@ -19,7 +19,6 @@
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#include <iostream>
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#include <boost/scoped_ptr.hpp>
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#include <jack/session.h>
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#include <glibmm/timer.h>
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@ -75,7 +74,7 @@ JackConnection::JackConnection (const std::string& arg1, const std::string& arg2
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}
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jack_status_t status;
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jack_client_t* c = jack_client_open ("ardourprobe", JackNoStartServer, &status);
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jack_client_t* c = jack_client_open1 ("ardourprobe", JackNoStartServer, &status);
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if (status == 0) {
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jack_client_close (c);
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@ -115,7 +114,7 @@ JackConnection::open ()
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get_jack_server_dir_paths (dirs);
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set_path_env_for_jack_autostart (dirs);
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if ((_jack = jack_client_open (_client_name.c_str(), JackSessionID, &status, session_uuid.c_str())) == 0) {
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if ((_jack = jack_client_open2 (_client_name.c_str(), JackSessionID, &status, session_uuid.c_str())) == 0) {
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return -1;
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}
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@ -2,7 +2,7 @@
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#define __libardour_jack_connection_h__
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#include <string>
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#include <jack/jack.h>
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#include "weak_libjack.h"
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#include "pbd/signals.h"
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@ -24,7 +24,6 @@
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#include "jack_audiobackend.h"
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#include "jack_connection.h"
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#include "jack/midiport.h"
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#include "ardour/port_manager.h"
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@ -22,9 +22,6 @@
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#include <glibmm/miscutils.h>
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#include <jack/jack.h>
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#include <jack/transport.h>
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#include "pbd/localtime_r.h"
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#include "ardour/audioengine.h"
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@ -20,8 +20,7 @@
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#ifndef __ardour_jack_audiobackend_jack_session_h__
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#define __ardour_jack_audiobackend_jack_session_h__
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#include <jack/session.h>
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#include <jack/transport.h>
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#include "weak_libjack.h"
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#include "ardour/types.h"
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#include "ardour/session_handle.h"
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@ -38,8 +38,6 @@
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#include <portaudio.h>
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#endif
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#include <jack/jack.h>
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#include <fstream>
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#include <boost/scoped_ptr.hpp>
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@ -0,0 +1,496 @@
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/* runtime/weak dynamic JACK linking
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*
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* (C) 2014 Robin Gareus <robin@gareus.org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#include "weak_libjack.h"
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#ifndef USE_WEAK_JACK
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int have_libjack (void) {
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return 0;
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}
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#else
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#include <stdio.h>
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#include <string.h>
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#include <assert.h>
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#ifdef PLATFORM_WINDOWS
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#include <windows.h>
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#else
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#include <dlfcn.h>
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#endif
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#include <jack/jack.h>
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#include <jack/ringbuffer.h>
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#include <jack/transport.h>
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#include <jack/midiport.h>
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#include <jack/session.h>
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#include <jack/thread.h>
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static void* lib_open(const char* const so) {
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#ifdef PLATFORM_WINDOWS
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return (void*) LoadLibraryA(so);
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#else
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return dlopen(so, RTLD_NOW|RTLD_LOCAL);
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#endif
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}
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static void* lib_symbol(void* const lib, const char* const sym) {
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#ifdef PLATFORM_WINDOWS
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return (void*) GetProcAddress((HMODULE)lib, sym);
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#else
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return dlsym(lib, sym);
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#endif
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}
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#ifdef COMPILER_MSVC
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typedef void * pvoid_t;
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#define MAPSYM(SYM, FAIL) _j._ ## SYM = lib_symbol(lib, "jack_" # SYM); \
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if (!_j._ ## SYM) err |= FAIL;
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#else
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typedef void * __attribute__ ((__may_alias__)) pvoid_t;
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#define MAPSYM(SYM, FAIL) *(pvoid_t *)(&_j._ ## SYM) = lib_symbol(lib, "jack_" # SYM); \
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if (!_j._ ## SYM) err |= FAIL;
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#endif
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typedef void (* func_t) (void);
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/* function pointers to the real jack API */
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static struct WeakJack {
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func_t _client_open;
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func_t _client_close;
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func_t _get_client_name;
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func_t _get_buffer_size;
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func_t _get_sample_rate;
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func_t _frames_since_cycle_start;
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func_t _frame_time;
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func_t _last_frame_time;
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func_t _cpu_load;
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func_t _is_realtime;
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func_t _set_freewheel;
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func_t _set_buffer_size;
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func_t _on_shutdown;
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func_t _on_info_shutdown;
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func_t _set_process_callback;
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func_t _set_freewheel_callback;
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func_t _set_buffer_size_callback;
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func_t _set_sample_rate_callback;
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func_t _set_port_registration_callback;
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func_t _set_port_connect_callback;
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func_t _set_graph_order_callback;
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func_t _set_xrun_callback;
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func_t _set_latency_callback;
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func_t _set_error_function;
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func_t _activate;
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func_t _deactivate;
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func_t _recompute_total_latencies;
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func_t _port_get_total_latency;
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func_t _port_get_latency_range;
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func_t _port_set_latency_range;
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func_t _port_get_buffer;
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func_t _port_request_monitor;
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func_t _port_ensure_monitor;
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func_t _port_monitoring_input;
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func_t _port_name;
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func_t _port_flags;
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func_t _get_ports;
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func_t _port_name_size;
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func_t _port_type_size;
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func_t _port_type_get_buffer_size;
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func_t _port_by_name;
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func_t _port_by_id;
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func_t _port_register;
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func_t _port_unregister;
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func_t _port_type;
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func_t _port_get_connections;
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func_t _port_get_all_connections;
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func_t _port_set_name;
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func_t _port_disconnect;
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func_t _connect;
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func_t _disconnect;
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func_t _free;
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func_t _cycle_wait;
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func_t _cycle_signal;
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func_t _set_process_thread;
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func_t _set_thread_init_callback;
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func_t _get_current_transport_frame;
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func_t _transport_locate;
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func_t _transport_start;
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func_t _transport_stop;
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func_t _transport_query;
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func_t _set_sync_callback;
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func_t _set_timebase_callback;
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func_t _release_timebase;
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func_t _midi_get_event_count;
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func_t _midi_event_get;
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func_t _midi_event_write;
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func_t _midi_clear_buffer;
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func_t _set_session_callback;
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func_t _session_reply;
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func_t _session_event_free;
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func_t _ringbuffer_create;
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func_t _ringbuffer_free;
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func_t _ringbuffer_reset;
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func_t _ringbuffer_read_advance;
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func_t _ringbuffer_write_advance;
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func_t _ringbuffer_read_space;
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func_t _ringbuffer_write_space;
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func_t _ringbuffer_read;
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func_t _ringbuffer_write;
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func_t _ringbuffer_mlock;
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func_t _client_real_time_priority;
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func_t _client_max_real_time_priority;
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func_t _acquire_real_time_scheduling;
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func_t _drop_real_time_scheduling;
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func_t _client_stop_thread;
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func_t _client_kill_thread;
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func_t _client_create_thread;
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} _j;
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static int _status = -1;
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int have_libjack (void) {
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return _status;
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}
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__attribute__((constructor))
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static void init_weak_jack(void)
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{
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void* lib;
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int err = 0;
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memset(&_j, 0, sizeof(_j));
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#ifdef __APPLE__
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lib = lib_open("libjack.dylib");
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if (!lib) {
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lib = lib_open("/usr/local/lib/libjack.dylib");
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}
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#elif (defined PLATFORM_WINDOWS)
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lib = lib_open("libjack.dll");
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#else
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lib = lib_open("libjack.so");
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#endif
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if (!lib) {
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_status = -2;
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return;
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}
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MAPSYM(client_open, 2)
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MAPSYM(client_close, 1)
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MAPSYM(get_client_name, 1)
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MAPSYM(get_sample_rate, 1)
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MAPSYM(get_buffer_size, 1)
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MAPSYM(frames_since_cycle_start, 1)
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MAPSYM(frame_time, 1)
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MAPSYM(last_frame_time, 1)
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MAPSYM(cpu_load, 1)
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MAPSYM(is_realtime, 1)
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MAPSYM(set_freewheel, 1)
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MAPSYM(set_buffer_size, 1)
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MAPSYM(on_shutdown, 0)
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MAPSYM(on_info_shutdown, 0)
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MAPSYM(set_process_callback, 1)
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MAPSYM(set_freewheel_callback, 1)
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MAPSYM(set_buffer_size_callback, 1)
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MAPSYM(set_sample_rate_callback, 1)
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MAPSYM(set_port_registration_callback, 1)
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MAPSYM(set_port_connect_callback, 1)
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MAPSYM(set_graph_order_callback, 1)
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MAPSYM(set_xrun_callback, 1)
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MAPSYM(set_latency_callback, 1)
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MAPSYM(set_error_function, 1)
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MAPSYM(activate, 1)
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MAPSYM(deactivate, 1)
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MAPSYM(recompute_total_latencies, 0)
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MAPSYM(port_get_total_latency, 0)
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MAPSYM(port_get_latency_range, 0)
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MAPSYM(port_set_latency_range, 0)
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MAPSYM(port_get_buffer, 1)
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MAPSYM(port_request_monitor, 1)
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MAPSYM(port_ensure_monitor, 1)
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MAPSYM(port_monitoring_input, 1)
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MAPSYM(port_name, 1)
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MAPSYM(port_flags, 1)
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MAPSYM(get_ports, 1)
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MAPSYM(port_name_size, 1)
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MAPSYM(port_type_size, 1)
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MAPSYM(port_type_get_buffer_size, 1)
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MAPSYM(port_by_name, 1)
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MAPSYM(port_by_id, 1)
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MAPSYM(port_register, 1)
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MAPSYM(port_unregister, 1)
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MAPSYM(port_type, 1)
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MAPSYM(port_get_connections, 1)
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MAPSYM(port_get_all_connections, 1)
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MAPSYM(port_set_name, 1)
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MAPSYM(port_disconnect, 1)
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MAPSYM(connect, 1)
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MAPSYM(disconnect, 1)
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MAPSYM(free, 0)
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MAPSYM(cycle_wait, 0)
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MAPSYM(cycle_signal, 0)
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MAPSYM(set_process_thread, 0)
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MAPSYM(set_thread_init_callback, 0)
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MAPSYM(get_current_transport_frame, 1)
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MAPSYM(transport_locate, 1)
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MAPSYM(transport_start, 1)
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MAPSYM(transport_stop, 1)
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MAPSYM(transport_query, 1)
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MAPSYM(set_sync_callback, 1)
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MAPSYM(set_timebase_callback, 1)
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MAPSYM(release_timebase, 1)
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MAPSYM(midi_get_event_count, 1)
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MAPSYM(midi_event_get, 1)
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MAPSYM(midi_event_write, 1)
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MAPSYM(midi_clear_buffer, 1)
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MAPSYM(set_session_callback, 0)
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MAPSYM(session_reply, 0)
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MAPSYM(session_event_free, 0)
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MAPSYM(ringbuffer_create, 1)
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MAPSYM(ringbuffer_free, 1)
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MAPSYM(ringbuffer_reset, 1)
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MAPSYM(ringbuffer_read_advance, 1)
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MAPSYM(ringbuffer_write_advance, 1)
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MAPSYM(ringbuffer_read_space, 1)
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MAPSYM(ringbuffer_write_space, 1)
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MAPSYM(ringbuffer_read, 1)
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MAPSYM(ringbuffer_write, 1)
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MAPSYM(ringbuffer_mlock, 0)
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MAPSYM(client_real_time_priority, 0)
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MAPSYM(client_max_real_time_priority, 0)
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MAPSYM(acquire_real_time_scheduling, 0)
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MAPSYM(client_create_thread, 0)
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MAPSYM(drop_real_time_scheduling, 0)
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MAPSYM(client_stop_thread, 0)
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MAPSYM(client_kill_thread, 0)
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/* if a required symbol is not found, disable JACK completly */
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if (err) {
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_j._client_open = NULL;
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}
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_status = err;
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}
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/*******************************************************************************
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* Macros to wrap jack API
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*/
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#ifndef NDEBUG
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# define WJACK_WARNING(NAME) \
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fprintf(stderr, "*** WEAK-JACK: function 'jack_%s' ignored\n", "" # NAME);
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#else
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# define WJACK_WARNING(NAME) ;
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#endif
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/* abstraction for jack_client functions */
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#define JCFUN(RTYPE, NAME, RVAL) \
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RTYPE WJACK_ ## NAME (jack_client_t *client) { \
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if (_j._ ## NAME) { \
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return ((RTYPE (*)(jack_client_t *client)) _j._ ## NAME)(client); \
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} else { \
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WJACK_WARNING(NAME) \
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return RVAL; \
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} \
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}
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/* abstraction for NOOP functions */
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#define JPFUN(RTYPE, NAME, DEF, ARGS, RVAL) \
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RTYPE WJACK_ ## NAME DEF { \
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if (_j._ ## NAME) { \
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return ((RTYPE (*)DEF) _j._ ## NAME) ARGS; \
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} else { \
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WJACK_WARNING(NAME) \
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return RVAL; \
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} \
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}
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/* abstraction for functions with return-value-pointer args */
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#define JXFUN(RTYPE, NAME, DEF, ARGS, CODE) \
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RTYPE WJACK_ ## NAME DEF { \
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if (_j._ ## NAME) { \
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return ((RTYPE (*)DEF) _j._ ## NAME) ARGS; \
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} else { \
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WJACK_WARNING(NAME) \
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CODE \
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} \
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}
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/* abstraction for void functions with return-value-pointer args */
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#define JVFUN(RTYPE, NAME, DEF, ARGS, CODE) \
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RTYPE WJACK_ ## NAME DEF { \
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if (_j._ ## NAME) { \
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((RTYPE (*)DEF) _j._ ## NAME) ARGS; \
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} else { \
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WJACK_WARNING(NAME) \
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CODE \
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} \
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}
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/******************************************************************************
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* wrapper functions.
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*
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* if a function pointer is set in the static struct WeakJack _j,
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* call the function, if not a dummy NOOP implementation is provided.
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*
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* The latter is mainly for the benefit for compile-time (warnings),
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* if libjack is not found, jack_client_open() will fail and none
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||||
* of the application will never call any of the other functions.
|
||||
*/
|
||||
|
||||
/* <jack/jack.h> */
|
||||
|
||||
/* expand ellipsis for jack-session */
|
||||
jack_client_t * WJACK_client_open2 (const char *client_name, jack_options_t options, jack_status_t *status, const char *uuid) {
|
||||
if (_j._client_open) {
|
||||
return ((jack_client_t* (*)(const char *, jack_options_t, jack_status_t *, ...))(_j._client_open))(client_name, options, status, uuid);
|
||||
} else {
|
||||
WJACK_WARNING(client_open);
|
||||
if (status) *status = 0;
|
||||
return NULL;
|
||||
}
|
||||
}
|
||||
|
||||
jack_client_t * WJACK_client_open1 (const char *client_name, jack_options_t options, jack_status_t *status) {
|
||||
if (_j._client_open) {
|
||||
return ((jack_client_t* (*)(const char *, jack_options_t, jack_status_t *, ...))_j._client_open)(client_name, options, status);
|
||||
} else {
|
||||
WJACK_WARNING(client_open);
|
||||
if (status) *status = 0;
|
||||
return NULL;
|
||||
}
|
||||
}
|
||||
|
||||
JCFUN(int, client_close, 0)
|
||||
JCFUN(char*, get_client_name, NULL)
|
||||
JVFUN(void, on_shutdown, (jack_client_t *c, JackShutdownCallback s, void *a), (c,s,a),)
|
||||
JVFUN(void, on_info_shutdown, (jack_client_t *c, JackInfoShutdownCallback s, void *a), (c,s,a),)
|
||||
|
||||
JPFUN(int, set_process_callback, (jack_client_t *c, JackProcessCallback p, void *a), (c,p,a), -1)
|
||||
JPFUN(int, set_freewheel_callback, (jack_client_t *c, JackFreewheelCallback p, void *a), (c,p,a), -1)
|
||||
JPFUN(int, set_buffer_size_callback, (jack_client_t *c, JackBufferSizeCallback p, void *a), (c,p,a), -1)
|
||||
JPFUN(int, set_sample_rate_callback, (jack_client_t *c, JackSampleRateCallback p, void *a), (c,p,a), -1)
|
||||
JPFUN(int, set_port_registration_callback, (jack_client_t *c, JackPortRegistrationCallback p, void *a), (c,p,a), -1)
|
||||
JPFUN(int, set_port_connect_callback, (jack_client_t *c, JackPortConnectCallback p, void *a), (c,p,a), -1)
|
||||
JPFUN(int, set_graph_order_callback, (jack_client_t *c, JackGraphOrderCallback g, void *a), (c,g,a), -1)
|
||||
JPFUN(int, set_xrun_callback, (jack_client_t *c, JackXRunCallback g, void *a), (c,g,a), -1)
|
||||
JPFUN(int, set_latency_callback, (jack_client_t *c, JackLatencyCallback g, void *a), (c,g,a), -1)
|
||||
JVFUN(void, set_error_function, (void (*f)(const char *)), (f),)
|
||||
|
||||
JCFUN(int, activate, -1)
|
||||
JCFUN(int, deactivate, -1)
|
||||
|
||||
JCFUN(jack_nframes_t, get_sample_rate, 0)
|
||||
JCFUN(jack_nframes_t, get_buffer_size, 0)
|
||||
JPFUN(jack_nframes_t, frames_since_cycle_start, (const jack_client_t *c), (c), 0)
|
||||
JPFUN(jack_nframes_t, frame_time, (const jack_client_t *c), (c), 0)
|
||||
JPFUN(jack_nframes_t, last_frame_time, (const jack_client_t *c), (c), 0)
|
||||
JCFUN(float, cpu_load, 0)
|
||||
JCFUN(int, is_realtime, 0)
|
||||
|
||||
JPFUN(int, set_freewheel, (jack_client_t *c, int o), (c,o), 0)
|
||||
JPFUN(int, set_buffer_size, (jack_client_t *c, jack_nframes_t b), (c,b), 0)
|
||||
|
||||
JCFUN(int, recompute_total_latencies, 0)
|
||||
JPFUN(jack_nframes_t, port_get_total_latency, (jack_client_t *c, jack_port_t *p), (c,p), 0)
|
||||
JVFUN(void, port_get_latency_range, (jack_port_t *p, jack_latency_callback_mode_t m, jack_latency_range_t *r), (p,m,r), if (r) {r->min = r->max = 0;})
|
||||
JVFUN(void, port_set_latency_range, (jack_port_t *p, jack_latency_callback_mode_t m, jack_latency_range_t *r), (p,m,r),)
|
||||
JPFUN(void*, port_get_buffer, (jack_port_t *p, jack_nframes_t n), (p,n), NULL)
|
||||
JPFUN(int, port_request_monitor, (jack_port_t *p, int o), (p,o), 0)
|
||||
JPFUN(int, port_ensure_monitor, (jack_port_t *p, int o), (p,o), 0)
|
||||
JPFUN(int, port_monitoring_input, (jack_port_t *p), (p), 0)
|
||||
|
||||
JPFUN(const char*, port_name, (const jack_port_t *p), (p), NULL)
|
||||
JPFUN(int, port_flags, (const jack_port_t *p), (p), 0)
|
||||
JPFUN(const char**, get_ports,(jack_client_t *c, const char *p, const char *t, unsigned long f), (c,p,t,f), NULL)
|
||||
JPFUN(int, port_name_size, (void), (), 0)
|
||||
JPFUN(int, port_type_size, (void), (), 0)
|
||||
JPFUN(size_t, port_type_get_buffer_size, (jack_client_t *c, const char *t), (c,t), 0)
|
||||
JPFUN(jack_port_t*, port_by_name, (jack_client_t *c, const char *n), (c,n), NULL)
|
||||
JPFUN(jack_port_t*, port_by_id, (jack_client_t *c, jack_port_id_t i), (c,i), NULL)
|
||||
JPFUN(jack_port_t*, port_register, (jack_client_t *c, const char *n, const char *t, unsigned long f, unsigned long b), (c,n,t,f,b), NULL)
|
||||
JPFUN(int, port_unregister, (jack_client_t *c, jack_port_t *p), (c,p), 0)
|
||||
JPFUN(const char *, port_type, (const jack_port_t *p), (p), 0)
|
||||
JPFUN(const char **, port_get_connections, (const jack_port_t *p), (p), 0)
|
||||
JPFUN(const char **, port_get_all_connections, (const jack_client_t *c, const jack_port_t *p), (c,p), 0)
|
||||
JPFUN(int, port_set_name, (jack_port_t *p, const char *n), (p,n), 0)
|
||||
JPFUN(int, port_disconnect, (jack_client_t *c, jack_port_t *p), (c,p), 0)
|
||||
JPFUN(int, connect, (jack_client_t *c, const char *s, const char *d), (c,s,d), -1)
|
||||
JPFUN(int, disconnect, (jack_client_t *c, const char *s, const char *d), (c,s,d), -1)
|
||||
JVFUN(void, free, (void *p), (p), free(p);)
|
||||
JCFUN(jack_nframes_t, cycle_wait, 0)
|
||||
JVFUN(void, cycle_signal, (jack_client_t *c, int s), (c,s),)
|
||||
JPFUN(int, set_process_thread, (jack_client_t *c, JackThreadCallback p, void *a), (c,p,a), -1)
|
||||
JPFUN(int, set_thread_init_callback, (jack_client_t *c, JackThreadInitCallback p, void *a), (c,p,a), -1)
|
||||
|
||||
JPFUN(int, transport_locate, (jack_client_t *c, jack_nframes_t f), (c,f), 0)
|
||||
JVFUN(void, transport_start, (jack_client_t *c), (c),)
|
||||
JVFUN(void, transport_stop, (jack_client_t *c), (c),)
|
||||
JPFUN(jack_nframes_t, get_current_transport_frame, (const jack_client_t *c), (c), 0)
|
||||
JXFUN(jack_transport_state_t, transport_query, (const jack_client_t *c, jack_position_t *p), (c,p), memset(p, 0, sizeof(jack_position_t)); return 0;)
|
||||
JPFUN(int, set_sync_callback, (jack_client_t *c, JackSyncCallback p, void *a), (c,p,a), -1)
|
||||
JPFUN(int, set_timebase_callback, (jack_client_t *c, int l, JackTimebaseCallback p, void *a), (c,l,p,a), -1)
|
||||
JCFUN(int, release_timebase, 0)
|
||||
|
||||
/* <jack/midiport.h> */
|
||||
JPFUN(uint32_t, midi_get_event_count, (void* p), (p), 0)
|
||||
JPFUN(int, midi_event_get, (jack_midi_event_t *e, void *p, uint32_t i), (e,p,i), -1)
|
||||
JPFUN(int, midi_event_write, (void *b, jack_nframes_t t, const jack_midi_data_t *d, size_t s), (b,t,d,s), -1)
|
||||
JVFUN(void, midi_clear_buffer, (void *b), (b),)
|
||||
|
||||
/* <jack/session.h> */
|
||||
JPFUN(int, set_session_callback, (jack_client_t *c, JackSessionCallback s, void *a), (c,s,a), -1)
|
||||
JPFUN(int, session_reply, (jack_client_t *c, jack_session_event_t *e), (c,e), -1)
|
||||
JVFUN(void, session_event_free, (jack_session_event_t *e), (e), )
|
||||
|
||||
/* <jack/ringbuffer.h> */
|
||||
JPFUN(jack_ringbuffer_t *, ringbuffer_create, (size_t s), (s), NULL)
|
||||
JVFUN(void, ringbuffer_free, (jack_ringbuffer_t *rb), (rb), )
|
||||
JVFUN(void, ringbuffer_reset, (jack_ringbuffer_t *rb), (rb), )
|
||||
JVFUN(void, ringbuffer_read_advance, (jack_ringbuffer_t *rb, size_t c), (rb,c), )
|
||||
JVFUN(void, ringbuffer_write_advance, (jack_ringbuffer_t *rb, size_t c), (rb,c), )
|
||||
JPFUN(size_t, ringbuffer_read_space, (const jack_ringbuffer_t *rb), (rb), 0)
|
||||
JPFUN(size_t, ringbuffer_write_space, (const jack_ringbuffer_t *rb), (rb), 0)
|
||||
JPFUN(size_t, ringbuffer_read, (jack_ringbuffer_t *rb, char *d, size_t c), (rb,d,c), 0)
|
||||
JPFUN(size_t, ringbuffer_write, (jack_ringbuffer_t *rb, const char *s, size_t c), (rb,s,c), 0)
|
||||
JPFUN(int, ringbuffer_mlock, (jack_ringbuffer_t *rb), (rb), 0)
|
||||
|
||||
/* <jack/thread.h> */
|
||||
JCFUN(int, client_real_time_priority, 0)
|
||||
JCFUN(int, client_max_real_time_priority, 0)
|
||||
JPFUN(int, acquire_real_time_scheduling, (jack_native_thread_t t, int p), (t,p), 0)
|
||||
JPFUN(int, drop_real_time_scheduling, (jack_native_thread_t t), (t), 0)
|
||||
JPFUN(int, client_stop_thread, (jack_client_t* c, jack_native_thread_t t), (c,t), 0)
|
||||
JPFUN(int, client_kill_thread, (jack_client_t* c, jack_native_thread_t t), (c,t), 0)
|
||||
JPFUN(int, client_create_thread, \
|
||||
(jack_client_t* c, jack_native_thread_t *t, int p, int r, void *(*f)(void*), void *a), (c,t,p,r,f,a), 0)
|
||||
|
||||
#endif
|
||||
|
|
@ -0,0 +1,188 @@
|
|||
/* runtime/weak dynamic JACK linking
|
||||
*
|
||||
* (C) 2014 Robin Gareus <robin@gareus.org>
|
||||
*
|
||||
* 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, 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
|
||||
*/
|
||||
#ifndef _WEAK_JACK_H
|
||||
#define _WEAK_JACK_H
|
||||
|
||||
#ifdef __cplusplus
|
||||
extern "C"
|
||||
{
|
||||
#endif
|
||||
|
||||
/** check if libjack is available
|
||||
*
|
||||
* return 0 if libjack is dynamically linked of was
|
||||
* successfully dl-opened. Otherwise:
|
||||
*
|
||||
* -1: library was not initialized
|
||||
* -2: libjack was not found
|
||||
* > 0 bitwise flags:
|
||||
* 1: a required function was not found in libjack
|
||||
* 2: jack_client_open was not found in libjack
|
||||
*/
|
||||
int have_libjack(void);
|
||||
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
#endif
|
||||
|
||||
#ifdef USE_WEAK_JACK
|
||||
|
||||
/* <jack/jack.h> */
|
||||
#define jack_client_open WJACK_client_openX
|
||||
#define jack_client_close WJACK_client_close
|
||||
#define jack_get_client_name WJACK_get_client_name
|
||||
#define jack_get_sample_rate WJACK_get_sample_rate
|
||||
#define jack_get_buffer_size WJACK_get_buffer_size
|
||||
#define jack_frames_since_cycle_start WJACK_frames_since_cycle_start
|
||||
#define jack_frame_time WJACK_frame_time
|
||||
#define jack_last_frame_time WJACK_last_frame_time
|
||||
#define jack_cpu_load WJACK_cpu_load
|
||||
#define jack_is_realtime WJACK_is_realtime
|
||||
|
||||
#define jack_set_freewheel WJACK_set_freewheel
|
||||
#define jack_set_buffer_size WJACK_set_buffer_size
|
||||
|
||||
#define jack_on_shutdown WJACK_on_shutdown
|
||||
#define jack_on_info_shutdown WJACK_on_info_shutdown
|
||||
#define jack_set_process_callback WJACK_set_process_callback
|
||||
#define jack_set_freewheel_callback WJACK_set_freewheel_callback
|
||||
#define jack_set_buffer_size_callback WJACK_set_buffer_size_callback
|
||||
#define jack_set_sample_rate_callback WJACK_set_sample_rate_callback
|
||||
#define jack_set_port_registration_callback WJACK_set_port_registration_callback
|
||||
#define jack_set_port_connect_callback WJACK_set_port_connect_callback
|
||||
#define jack_set_graph_order_callback WJACK_set_graph_order_callback
|
||||
#define jack_set_xrun_callback WJACK_set_xrun_callback
|
||||
#define jack_set_latency_callback WJACK_set_latency_callback
|
||||
#define jack_set_error_function WJACK_set_error_function
|
||||
|
||||
#define jack_activate WJACK_activate
|
||||
#define jack_deactivate WJACK_deactivate
|
||||
|
||||
#define jack_recompute_total_latencies WJACK_recompute_total_latencies
|
||||
#define jack_port_get_total_latency WJACK_port_get_total_latency
|
||||
#define jack_port_get_latency_range WJACK_port_get_latency_range
|
||||
#define jack_port_set_latency_range WJACK_port_set_latency_range
|
||||
#define jack_port_get_buffer WJACK_port_get_buffer
|
||||
#define jack_port_request_monitor WJACK_port_request_monitor
|
||||
#define jack_port_ensure_monitor WJACK_port_ensure_monitor
|
||||
#define jack_port_monitoring_input WJACK_port_monitoring_input
|
||||
|
||||
#define jack_port_name WJACK_port_name
|
||||
#define jack_port_flags WJACK_port_flags
|
||||
#define jack_get_ports WJACK_get_ports
|
||||
#define jack_port_name_size WJACK_port_name_size
|
||||
#define jack_port_type_size WJACK_port_type_size
|
||||
#define jack_port_type_get_buffer_size WJACK_port_type_get_buffer_size
|
||||
#define jack_port_by_name WJACK_port_by_name
|
||||
#define jack_port_by_id WJACK_port_by_id
|
||||
#define jack_port_set_name WJACK_port_set_name
|
||||
#define jack_port_disconnect WJACK_port_disconnect
|
||||
#define jack_port_register WJACK_port_register
|
||||
#define jack_port_unregister WJACK_port_unregister
|
||||
#define jack_port_type WJACK_port_type
|
||||
#define jack_port_get_connections WJACK_port_get_connections
|
||||
#define jack_port_get_all_connections WJACK_port_get_all_connections
|
||||
#define jack_connect WJACK_connect
|
||||
#define jack_disconnect WJACK_disconnect
|
||||
#define jack_free WJACK_free
|
||||
|
||||
#define jack_cycle_wait WJACK_cycle_wait
|
||||
#define jack_cycle_signal WJACK_cycle_signal
|
||||
#define jack_set_process_thread WJACK_set_process_thread
|
||||
#define jack_set_thread_init_callback WJACK_set_thread_init_callback
|
||||
|
||||
/* <jack/transport.h> */
|
||||
#define jack_get_current_transport_frame WJACK_get_current_transport_frame
|
||||
#define jack_transport_locate WJACK_transport_locate
|
||||
#define jack_transport_start WJACK_transport_start
|
||||
#define jack_transport_stop WJACK_transport_stop
|
||||
#define jack_transport_query WJACK_transport_query
|
||||
#define jack_set_sync_callback WJACK_set_sync_callback
|
||||
#define jack_set_timebase_callback WJACK_set_timebase_callback
|
||||
#define jack_release_timebase WJACK_release_timebase
|
||||
|
||||
/* <jack/midiport.h> */
|
||||
#define jack_midi_get_event_count WJACK_midi_get_event_count
|
||||
#define jack_midi_event_get WJACK_midi_event_get
|
||||
#define jack_midi_event_write WJACK_midi_event_write
|
||||
#define jack_midi_clear_buffer WJACK_midi_clear_buffer
|
||||
|
||||
/* <jack/session.h> */
|
||||
#define jack_set_session_callback WJACK_set_session_callback
|
||||
#define jack_session_reply WJACK_session_reply
|
||||
#define jack_session_event_free WJACK_session_event_free
|
||||
|
||||
/* <jack/ringbuffer.h> */
|
||||
#define jack_ringbuffer_create WJACK_ringbuffer_create
|
||||
#define jack_ringbuffer_free WJACK_ringbuffer_free
|
||||
#define jack_ringbuffer_reset WJACK_ringbuffer_reset
|
||||
#define jack_ringbuffer_read_advance WJACK_ringbuffer_read_advance
|
||||
#define jack_ringbuffer_write_advance WJACK_ringbuffer_write_advance
|
||||
#define jack_ringbuffer_read_space WJACK_ringbuffer_read_space
|
||||
#define jack_ringbuffer_write_space WJACK_ringbuffer_write_space
|
||||
#define jack_ringbuffer_read WJACK_ringbuffer_read
|
||||
#define jack_ringbuffer_write WJACK_ringbuffer_write
|
||||
#define jack_ringbuffer_mlock WJACK_ringbuffer_mlock
|
||||
|
||||
/* <jack/thread.h> */
|
||||
#define jack_client_real_time_priority WJACK_client_real_time_priority
|
||||
#define jack_client_max_real_time_priority WJACK_client_max_real_time_priority
|
||||
#define jack_acquire_real_time_scheduling WJACK_acquire_real_time_scheduling
|
||||
#define jack_client_create_thread WJACK_client_create_thread
|
||||
#define jack_drop_real_time_scheduling WJACK_drop_real_time_scheduling
|
||||
#define jack_client_stop_thread WJACK_client_stop_thread
|
||||
#define jack_client_kill_thread WJACK_client_kill_thread
|
||||
|
||||
/* var-args hack */
|
||||
#define jack_client_open1 WJACK_client_open1
|
||||
#define jack_client_open2 WJACK_client_open2
|
||||
#include <jack/types.h>
|
||||
|
||||
#ifdef __cplusplus
|
||||
extern "C"
|
||||
{
|
||||
#endif
|
||||
jack_client_t * WJACK_client_open1 (
|
||||
const char *client_name,
|
||||
jack_options_t options, jack_status_t *status);
|
||||
|
||||
jack_client_t * WJACK_client_open2 (
|
||||
const char *client_name,
|
||||
jack_options_t options, jack_status_t *status, const char *uuid);
|
||||
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
#endif
|
||||
|
||||
#else
|
||||
|
||||
/* var-args hack */
|
||||
#define jack_client_open1 jack_client_open
|
||||
#define jack_client_open2 jack_client_open
|
||||
|
||||
#endif // USE_WEAK_JACK
|
||||
|
||||
#include <jack/jack.h>
|
||||
#include <jack/transport.h>
|
||||
#include <jack/ringbuffer.h>
|
||||
#include <jack/midiport.h>
|
||||
#include <jack/session.h>
|
||||
#include <jack/thread.h>
|
||||
|
||||
#endif // _WEAK_JACK_H
|
||||
|
|
@ -32,6 +32,17 @@ def configure(conf):
|
|||
atleast_version='19')
|
||||
autowaf.configure(conf)
|
||||
|
||||
if Options.options.libjack_link == 'auto':
|
||||
if Options.options.dist_target == 'mingw' or sys.platform == 'darwin':
|
||||
conf.env['libjack_link'] = "weak"
|
||||
else:
|
||||
conf.env['libjack_link'] = "link"
|
||||
elif Options.options.libjack_link == 'weak':
|
||||
conf.env['libjack_link'] = "weak"
|
||||
else:
|
||||
conf.env['libjack_link'] = "link"
|
||||
|
||||
|
||||
def build(bld):
|
||||
obj = bld(features = 'cxx cxxshlib')
|
||||
obj.source = [
|
||||
|
|
@ -41,20 +52,27 @@ def build(bld):
|
|||
'jack_portengine.cc',
|
||||
'jack_utils.cc',
|
||||
'jack_session.cc',
|
||||
'weak_libjack.c',
|
||||
]
|
||||
obj.includes = ['.']
|
||||
obj.name = 'jack_audiobackend'
|
||||
obj.target = 'jack_audiobackend'
|
||||
if (bld.env['build_target'] == 'mingw'):
|
||||
obj.uselib = [ 'JACK', 'PORTAUDIO' ]
|
||||
else:
|
||||
obj.uselib = [ 'JACK' ]
|
||||
obj.vnum = JACKBACKEND_VERSION
|
||||
obj.use = 'libardour libpbd ardouralsautil'
|
||||
obj.install_path = os.path.join(bld.env['LIBDIR'], 'backends')
|
||||
obj.defines = ['PACKAGE="' + I18N_PACKAGE + '"',
|
||||
'ARDOURBACKEND_DLL_EXPORTS'
|
||||
]
|
||||
obj.use = 'libardour libpbd ardouralsautil'
|
||||
obj.install_path = os.path.join(bld.env['LIBDIR'], 'backends')
|
||||
|
||||
if (bld.env['build_target'] == 'mingw'):
|
||||
obj.uselib = [ 'PORTAUDIO' ]
|
||||
else:
|
||||
obj.uselib = [ ]
|
||||
obj.vnum = JACKBACKEND_VERSION
|
||||
|
||||
if bld.env['libjack_link'] == 'link':
|
||||
obj.uselib += [ 'JACK' ]
|
||||
else:
|
||||
obj.defines += [ 'USE_WEAK_JACK' ]
|
||||
|
||||
#
|
||||
# device discovery code in the jack backend needs ALSA
|
||||
|
|
|
|||
3
wscript
3
wscript
|
|
@ -461,6 +461,8 @@ def options(opt):
|
|||
help='Build a version suitable for distribution as a zero-cost binary')
|
||||
opt.add_option('--gprofile', action='store_true', default=False, dest='gprofile',
|
||||
help='Compile for use with gprofile')
|
||||
opt.add_option('--libjack', type='string', default="auto", dest='libjack_link',
|
||||
help='libjack link mode [auto|link|weak]')
|
||||
opt.add_option('--internal-shared-libs', action='store_true', default=True, dest='internal_shared_libs',
|
||||
help='Build internal libs as shared libraries')
|
||||
opt.add_option('--internal-static-libs', action='store_false', dest='internal_shared_libs',
|
||||
|
|
@ -838,6 +840,7 @@ const char* const ardour_config_info = "\\n\\
|
|||
write_config_text('FLAC', conf.is_defined('HAVE_FLAC'))
|
||||
write_config_text('FPU optimization', opts.fpu_optimization)
|
||||
write_config_text('Freedesktop files', opts.freedesktop)
|
||||
write_config_text('Libjack linking', conf.env['libjack_link'])
|
||||
write_config_text('LV2 UI embedding', conf.is_defined('HAVE_SUIL'))
|
||||
write_config_text('LV2 support', conf.is_defined('LV2_SUPPORT'))
|
||||
write_config_text('LXVST support', conf.is_defined('LXVST_SUPPORT'))
|
||||
|
|
|
|||
Loading…
Reference in New Issue