X-Git-Url: https://main.carlh.net/gitweb/?a=blobdiff_plain;f=gtk2_ardour%2Fmain.cc;h=cebef59f26c5995f7f18ccc2b945b819f68c0045;hb=082461f108b0778327dec9d92704c15622ac3a86;hp=5038c7671b0d68c416b5520154f32f620990ac42;hpb=d6ef740e9002c7112bc47cb2d9d8d4b8609aa089;p=ardour.git diff --git a/gtk2_ardour/main.cc b/gtk2_ardour/main.cc index 5038c7671b..cebef59f26 100644 --- a/gtk2_ardour/main.cc +++ b/gtk2_ardour/main.cc @@ -1,6 +1,6 @@ /* - Copyright (C) 2001-2006 Paul Davis - + Copyright (C) 2001-2012 Paul Davis + 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 @@ -17,337 +17,345 @@ */ -#include -#include -#include -#include #include #include -#include +#include +#include +#include #include #include -#include -#include -#include -#include +#include "pbd/error.h" +#include "pbd/epa.h" +#include "pbd/file_utils.h" +#include "pbd/textreceiver.h" +#include "pbd/failed_constructor.h" +#include "pbd/pthread_utils.h" +#ifdef BOOST_SP_ENABLE_DEBUG_HOOKS +#include "pbd/boost_debug.h" +#endif #include -#include -#include -#include +#include "ardour/svn_revision.h" +#include "ardour/version.h" +#include "ardour/ardour.h" +#include "ardour/audioengine.h" +#include "ardour/session_utils.h" +#include "ardour/filesystem_paths.h" #include +#include #include #include -#include "svn_revision.h" #include "version.h" +#include "utils.h" #include "ardour_ui.h" #include "opts.h" #include "enums.h" #include "i18n.h" +using namespace std; using namespace Gtk; -using namespace GTK_ARDOUR; +using namespace ARDOUR_COMMAND_LINE; using namespace ARDOUR; using namespace PBD; -using namespace sigc; TextReceiver text_receiver ("ardour"); extern int curvetest (string); static ARDOUR_UI *ui = 0; +static const char* localedir = LOCALEDIR; -static void -shutdown (int status) +void +gui_jack_error () { - char* msg; - - if (status) { + MessageDialog win (string_compose (_("%1 could not connect to JACK."), PROGRAM_NAME), + false, + Gtk::MESSAGE_INFO, + Gtk::BUTTONS_NONE); +win.set_secondary_text(_("There are several possible reasons:\n\ +\n\ +1) JACK is not running.\n\ +2) JACK is running as another user, perhaps root.\n\ +3) There is already another client called \"ardour\".\n\ +\n\ +Please consider the possibilities, and perhaps (re)start JACK.")); - msg = _("ardour is killing itself for a clean exit\n"); - write (1, msg, strlen (msg)); - /* drastic, but perhaps necessary */ - kill (-getpgrp(), SIGKILL); - /*NOTREACHED*/ + win.add_button (Stock::QUIT, RESPONSE_CLOSE); + win.set_default_response (RESPONSE_CLOSE); - } else { + win.show_all (); + win.set_position (Gtk::WIN_POS_CENTER); - if (ui) { - ui->kill(); - } - - pthread_cancel_all (); + if (!no_splash) { + ui->hide_splash (); } - exit (status); -} + /* we just don't care about the result, but we want to block */ + win.run (); +} -static void -handler (int sig) +static void export_search_path (const string& base_dir, const char* varname, const char* dir) { - char buf[64]; - int n; + string path; + const char * cstr = getenv (varname); - /* XXX its doubtful that snprintf() is async-safe */ - n = snprintf (buf, sizeof(buf), _("%d(%d): received signal %d\n"), getpid(), (int) pthread_self(), sig); - write (1, buf, n); + if (cstr) { + path = cstr; + path += ':'; + } else { + path = ""; + } + path += base_dir; + path += dir; - shutdown (1); + setenv (varname, path.c_str(), 1); } -static void * -signal_thread (void *arg) -{ - int sig; - sigset_t blocked; +#ifdef __APPLE__ - PBD::ThreadCreated (pthread_self(), X_("Signal")); +#include +#include - pthread_setcanceltype (PTHREAD_CANCEL_ASYNCHRONOUS, 0); - - /* find out what's blocked right now */ +extern void set_language_preference (); // cocoacarbon.mm - //sigprocmask (SIG_SETMASK, 0, &blocked); - if (pthread_sigmask (SIG_SETMASK, 0, &blocked)) { - cerr << "getting blocked signals failed\n"; +void +fixup_bundle_environment (int, char* []) +{ + if (!getenv ("ARDOUR_BUNDLED")) { + return; } - - /* wait for any of the currently blocked signals. - - According to the man page found in linux 2.6 and 2.4, sigwait() - never returns an error. This is incorrect. Checking the man - pages for some other *nix systems makes it clear that - sigwait() can return several error codes, one of which - is EINTR. This happens if the thread receives a signal - which is not in the blocked set. - - We do not expect that to happen, and if it did we should generally - exit as planned. However, under 2.6, the ptrace facility used - by gdb seems to also cause sigwait() to return with EINTR - but with a signal that sigwait cannot understand. As a result, - "sig" is set to zero, an impossible signal number. - - Handling the EINTR code makes it possible to debug - ardour on a 2.6 kernel. - */ + EnvironmentalProtectionAgency::set_global_epa (new EnvironmentalProtectionAgency (true, "PREBUNDLE_ENV")); - int swerr; + set_language_preference (); - again: - if ((swerr = sigwait (&blocked, &sig))) { - if (swerr == EINTR) { - goto again; - } else { - cerr << "sigwait failed with " << swerr << endl; - } - } + char execpath[MAXPATHLEN+1]; + uint32_t pathsz = sizeof (execpath); - cerr << "Signal " << sig << " received\n"; + _NSGetExecutablePath (execpath, &pathsz); - if (sig != SIGSEGV) { + std::string path; + std::string exec_dir = Glib::path_get_dirname (execpath); + std::string bundle_dir; + std::string userconfigdir = user_config_directory(); - /* unblock signals so we can see them during shutdown. - this will help prod developers not to lose sight - of bugs that cause segfaults etc. during shutdown. - */ + bundle_dir = Glib::path_get_dirname (exec_dir); + + export_search_path (bundle_dir, "ARDOUR_DLL_PATH", "/lib"); + + /* inside an OS X .app bundle, there is no difference + between DATA and CONFIG locations, since OS X doesn't + attempt to do anything to expose the notion of + machine-independent shared data. + */ + + export_search_path (bundle_dir, "ARDOUR_DATA_PATH", "/Resources"); + export_search_path (bundle_dir, "ARDOUR_CONFIG_PATH", "/Resources"); + export_search_path (bundle_dir, "ARDOUR_INSTANT_XML_PATH", "/Resources"); + export_search_path (bundle_dir, "LADSPA_PATH", "/Plugins"); + export_search_path (bundle_dir, "VAMP_PATH", "/lib"); + export_search_path (bundle_dir, "SUIL_MODULE_DIR", "/lib"); + export_search_path (bundle_dir, "GTK_PATH", "/lib/clearlooks"); - sigprocmask (SIG_UNBLOCK, &blocked, 0); + /* unset GTK_RC_FILES so that we only load the RC files that we define + */ + + unsetenv ("GTK_RC_FILES"); + + if (!ARDOUR::translations_are_disabled ()) { + export_search_path (bundle_dir, "GTK_LOCALEDIR", "/Resources/locale"); } - shutdown (1); - /*NOTREACHED*/ - return 0; + /* write a pango.rc file and tell pango to use it. we'd love + to put this into the PROGRAM_NAME.app bundle and leave it there, + but the user may not have write permission. so ... + + we also have to make sure that the user ardour directory + actually exists ... + */ + + if (g_mkdir_with_parents (userconfigdir.c_str(), 0755) < 0) { + error << string_compose (_("cannot create user ardour folder %1 (%2)"), userconfigdir, strerror (errno)) + << endmsg; + } else { + + path = Glib::build_filename (userconfigdir, "pango.rc"); + std::ofstream pangorc (path.c_str()); + if (!pangorc) { + error << string_compose (_("cannot open pango.rc file %1") , path) << endmsg; + } else { + pangorc << "[Pango]\nModuleFiles=" + << Glib::build_filename (bundle_dir, "Resources/pango.modules") + << endl; + pangorc.close (); + + setenv ("PANGO_RC_FILE", path.c_str(), 1); + } + } + + setenv ("CHARSETALIASDIR", bundle_dir.c_str(), 1); + setenv ("FONTCONFIG_FILE", Glib::build_filename (bundle_dir, "Resources/fonts.conf").c_str(), 1); + setenv ("GDK_PIXBUF_MODULE_FILE", Glib::build_filename (bundle_dir, "Resources/gdk-pixbuf.loaders").c_str(), 1); } -int -catch_signals (void) +#else + +void +fixup_bundle_environment (int /*argc*/, char* argv[]) { - struct sigaction action; - pthread_t signal_thread_id; - sigset_t signals; - -// if (setpgid (0,0)) { - if (setsid ()) { - warning << string_compose (_("cannot become new process group leader (%1)"), - strerror (errno)) - << endmsg; + /* THIS IS FOR LINUX - its just about the only place where its + * acceptable to build paths directly using '/'. + */ + + if (!getenv ("ARDOUR_BUNDLED")) { + return; } - sigemptyset (&signals); - sigaddset(&signals, SIGHUP); - sigaddset(&signals, SIGINT); - sigaddset(&signals, SIGQUIT); - sigaddset(&signals, SIGPIPE); - sigaddset(&signals, SIGTERM); - sigaddset(&signals, SIGUSR1); - sigaddset(&signals, SIGUSR2); + EnvironmentalProtectionAgency::set_global_epa (new EnvironmentalProtectionAgency (true, "PREBUNDLE_ENV")); + std::string path; + std::string dir_path = Glib::path_get_dirname (Glib::path_get_dirname (argv[0])); + std::string userconfigdir = user_config_directory(); - /* install a handler because otherwise - pthreads behaviour is undefined when we enter - sigwait. + /* note that this function is POSIX/Linux specific, so using / as + a dir separator in this context is just fine. */ - - action.sa_handler = handler; - action.sa_mask = signals; - action.sa_flags = SA_RESTART|SA_RESETHAND; - - for (int i = 1; i < 32; i++) { - if (sigismember (&signals, i)) { - if (sigaction (i, &action, 0)) { - cerr << string_compose (_("cannot setup signal handling for %1"), i) << endl; - return -1; - } - } - } - /* this sets the signal mask for this and all - subsequent threads that do not reset it. - */ - - if (pthread_sigmask (SIG_SETMASK, &signals, 0)) { - cerr << string_compose (_("cannot set default signal mask (%1)"), strerror (errno)) << endl; - return -1; - } + export_search_path (dir_path, "ARDOUR_DLL_PATH", "/lib"); + export_search_path (dir_path, "ARDOUR_CONFIG_PATH", "/etc"); + export_search_path (dir_path, "ARDOUR_INSTANT_XML_PATH", "/share"); + export_search_path (dir_path, "ARDOUR_DATA_PATH", "/share"); + export_search_path (dir_path, "LADSPA_PATH", "/plugins"); + export_search_path (dir_path, "VAMP_PATH", "/lib"); + export_search_path (dir_path, "SUIL_MODULE_DIR", "/lib"); - /* start a thread to wait for signals */ + export_search_path (dir_path, "GTK_PATH", "/lib/clearlooks"); - if (pthread_create_and_store ("signal", &signal_thread_id, 0, signal_thread, 0)) { - cerr << "cannot create signal catching thread" << endl; - return -1; - } + /* unset GTK_RC_FILES so that we only load the RC files that we define + */ - pthread_detach (signal_thread_id); - return 0; -} + unsetenv ("GTK_RC_FILES"); -string -which_ui_rcfile () -{ - string rcfile; - char* env; + if (!ARDOUR::translations_are_disabled ()) { + export_search_path (dir_path, "GTK_LOCALEDIR", "/share/locale"); + } - if ((env = getenv ("ARDOUR2_UI_RC")) != 0 && strlen (env)) { - rcfile = env; + /* Tell fontconfig where to find fonts.conf. Use the system version + if it exists, otherwise use the stuff we included in the bundle + */ + + if (Glib::file_test ("/etc/fonts/fonts.conf", Glib::FILE_TEST_EXISTS)) { + setenv ("FONTCONFIG_FILE", "/etc/fonts/fonts.conf", 1); + setenv ("FONTCONFIG_PATH", "/etc/fonts", 1); } else { - rcfile = "ardour2_ui.rc"; + /* use the one included in the bundle */ + + path = Glib::build_filename (dir_path, "etc/fonts/fonts.conf"); + setenv ("FONTCONFIG_FILE", path.c_str(), 1); + export_search_path (dir_path, "FONTCONFIG_PATH", "/etc/fonts"); } - rcfile = find_config_file (rcfile); - - if (rcfile.empty()) { - warning << _("Without a UI style file, ardour will look strange.\n Please set ARDOUR2_UI_RC to point to a valid UI style file") << endmsg; + /* write a pango.rc file and tell pango to use it. we'd love + to put this into the Ardour.app bundle and leave it there, + but the user may not have write permission. so ... + + we also have to make sure that the user ardour directory + actually exists ... + */ + + if (g_mkdir_with_parents (userconfigdir.c_str(), 0755) < 0) { + error << string_compose (_("cannot create user ardour folder %1 (%2)"), userconfigdir, strerror (errno)) + << endmsg; } else { - cerr << "Loading ui configuration file " << rcfile << endl; + + path = Glib::build_filename (userconfigdir, "pango.rc"); + std::ofstream pangorc (path.c_str()); + if (!pangorc) { + error << string_compose (_("cannot open pango.rc file %1") , path) << endmsg; + } else { + pangorc << "[Pango]\nModuleFiles=" + << Glib::build_filename (userconfigdir, "pango.modules") + << endl; + pangorc.close (); + } + + setenv ("PANGO_RC_FILE", path.c_str(), 1); + + /* similar for GDK pixbuf loaders, but there's no RC file required + to specify where it lives. + */ + + setenv ("GDK_PIXBUF_MODULE_FILE", Glib::build_filename (userconfigdir, "gdk-pixbuf.loaders").c_str(), 1); } - - return rcfile; -} -gint -show_ui_callback (void *arg) -{ - ARDOUR_UI * ui = (ARDOUR_UI *) arg; + /* this doesn't do much but setting it should prevent various parts of the GTK/GNU stack + from looking outside the bundle to find the charset.alias file. + */ + setenv ("CHARSETALIASDIR", dir_path.c_str(), 1); - ui->hide_splash(); - - return FALSE; } -void -gui_jack_error () +#endif + +static gboolean +tell_about_jack_death (void* /* ignored */) { - MessageDialog win (_("Ardour could not connect to JACK."), - false, - Gtk::MESSAGE_INFO, - (Gtk::ButtonsType)(Gtk::BUTTONS_NONE)); -win.set_secondary_text(_("There are several possible reasons:\n\ + if (AudioEngine::instance()->processed_frames() == 0) { + /* died during startup */ + MessageDialog msg (_("JACK exited"), false); + msg.set_position (Gtk::WIN_POS_CENTER); + msg.set_secondary_text (string_compose (_( +"JACK exited unexpectedly, and without notifying %1.\n\ \n\ -1) JACK is not running.\n\ -2) JACK is running as another user, perhaps root.\n\ -3) There is already another client called \"ardour\".\n\ +This could be due to misconfiguration or to an error inside JACK.\n\ \n\ -Please consider the possibilities, and perhaps (re)start JACK.")); +Click OK to exit %1."), PROGRAM_NAME)); - win.add_button (Stock::QUIT, RESPONSE_CLOSE); - win.set_default_response (RESPONSE_CLOSE); - - win.show_all (); - win.set_position (Gtk::WIN_POS_CENTER); + msg.run (); + _exit (0); - if (!no_splash) { - ui->hide_splash (); - } + } else { - /* we just don't care about the result, but we want to block */ + /* engine has already run, so this is a mid-session JACK death */ - win.run (); + MessageDialog* msg = manage (new MessageDialog (_("JACK exited"), false)); + msg->set_secondary_text (string_compose (_( +"JACK exited unexpectedly, and without notifying %1.\n\ +\n\ +This is probably due to an error inside JACK. You should restart JACK\n\ +and reconnect %1 to it, or exit %1 now. You cannot save your\n\ +session at this time, because we would lose your connection information.\n"), PROGRAM_NAME)); + msg->present (); + } + return false; /* do not call again */ } -static bool -maybe_load_session () +static void +sigpipe_handler (int /*signal*/) { - /* If no session name is given: we're not loading a session yet, nor creating a new one */ - if (!session_name.length()) { - ui->hide_splash (); - if (!Config->get_no_new_session_dialog()) { - ui->new_session (); - } + /* XXX fix this so that we do this again after a reconnect to JACK + */ - return true; - } - - /* Load session or start the new session dialog */ - string name, path; - - bool isnew; + static bool done_the_jack_thing = false; - if (Session::find_session (session_name, path, name, isnew)) { - error << string_compose(_("could not load command line session \"%1\""), session_name) << endmsg; - return false; + if (!done_the_jack_thing) { + AudioEngine::instance()->died (); + g_idle_add (tell_about_jack_death, 0); + done_the_jack_thing = true; } +} - if (!new_session) { - - /* Loading a session, but the session doesn't exist */ - if (isnew) { - error << string_compose (_("\n\nNo session named \"%1\" exists.\n" - "To create it from the command line, start ardour as \"ardour --new %1"), path) - << endmsg; - return false; - } - - if (ui->load_session (path, name)) { - /* it failed */ - return false; - } - - } else { - - /* TODO: This bit of code doesn't work properly yet - Glib::signal_idle().connect (bind (mem_fun (*ui, &ARDOUR_UI::cmdline_new_session), path)); - ui->set_will_create_new_session_automatically (true); - */ - - /* Show the NSD */ - ui->hide_splash (); - if (!Config->get_no_new_session_dialog()) { - ui->new_session (); - } - } +#ifdef WINDOWS_VST_SUPPORT - return true; -} +extern int windows_vst_gui_init (int* argc, char** argv[]); -#ifdef VST_SUPPORT /* this is called from the entry point of a wine-compiled executable that is linked against gtk2_ardour built as a shared library. @@ -357,15 +365,23 @@ int ardour_main (int argc, char *argv[]) #else int main (int argc, char *argv[]) #endif - { - ARDOUR::AudioEngine *engine; - vector null_file_list; + fixup_bundle_environment (argc, argv); + + if (!Glib::thread_supported()) { + Glib::thread_init(); + } - Glib::thread_init(); gtk_set_locale (); - (void) bindtextdomain (PACKAGE, LOCALEDIR); +#ifdef WINDOWS_VST_SUPPORT + /* this does some magic that is needed to make GTK and Wine's own + X11 client interact properly. + */ + windows_vst_gui_init (&argc, &argv); +#endif + + (void) bindtextdomain (PACKAGE, localedir); /* our i18n translations are all in UTF-8, so make sure that even if the user locale doesn't specify UTF-8, we use that when handling them. @@ -382,6 +398,12 @@ int main (int argc, char *argv[]) text_receiver.listen_to (fatal); text_receiver.listen_to (warning); +#ifdef BOOST_SP_ENABLE_DEBUG_HOOKS + if (getenv ("BOOST_DEBUG")) { + boost_debug_shared_ptr_show_live_debugging (true); + } +#endif + if (parse_opts (argc, argv)) { exit (1); } @@ -389,26 +411,26 @@ int main (int argc, char *argv[]) if (curvetest_file) { return curvetest (curvetest_file); } - - cout << _("Ardour/GTK ") + + cout << PROGRAM_NAME << VERSIONSTRING - << _("\n (built using ") - << ardour_svn_revision + << _(" (built using ") + << svn_revision #ifdef __GNUC__ - << _(" and GCC version ") << __VERSION__ + << _(" and GCC version ") << __VERSION__ #endif << ')' << endl; - + if (just_version) { exit (0); } if (no_splash) { - cerr << _("Copyright (C) 1999-2006 Paul Davis") << endl - << _("Some portions Copyright (C) Steve Harris, Ari Johnson, Brett Viren, Joel Baker") << endl + cerr << _("Copyright (C) 1999-2012 Paul Davis") << endl + << _("Some portions Copyright (C) Steve Harris, Ari Johnson, Brett Viren, Joel Baker, Robin Gareus") << endl << endl - << _("Ardour comes with ABSOLUTELY NO WARRANTY") << endl + << string_compose (_("%1 comes with ABSOLUTELY NO WARRANTY"), PROGRAM_NAME) << endl << _("not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.") << endl << _("This is free software, and you are welcome to redistribute it ") << endl << _("under certain conditions; see the source for copying conditions.") @@ -419,58 +441,27 @@ int main (int argc, char *argv[]) PBD::ID::init (); - try { - ui = new ARDOUR_UI (&argc, &argv, which_ui_rcfile()); + if (::signal (SIGPIPE, sigpipe_handler)) { + cerr << _("Cannot xinstall SIGPIPE error handler") << endl; + } + + try { + ui = new ARDOUR_UI (&argc, &argv); } catch (failed_constructor& err) { error << _("could not create ARDOUR GUI") << endmsg; exit (1); } - if (!keybindings_path.empty()) { - ui->set_keybindings_path (keybindings_path); - } - - if (!no_splash) { - ui->show_splash (); - if (session_name.length()) { - g_timeout_add (4000, show_ui_callback, ui); - } - } - - try { - ARDOUR::init (use_vst, try_hw_optimization); - setup_gtk_ardour_enums (); - Config->set_current_owner (ConfigVariableBase::Interface); - - try { - engine = new ARDOUR::AudioEngine (jack_client_name); - } catch (AudioEngine::NoBackendAvailable& err) { - gui_jack_error (); - error << string_compose (_("Could not connect to JACK server as \"%1\""), jack_client_name) << endmsg; - return -1; - } - - ui->set_engine (*engine); - - } catch (failed_constructor& err) { - error << _("could not initialize Ardour.") << endmsg; - return -1; - } - - ui->start_engine (); - - if (maybe_load_session ()) { - ui->run (text_receiver); - ui = 0; - } + ui->run (text_receiver); + Gtkmm2ext::Application::instance()->cleanup(); + ui = 0; - delete engine; ARDOUR::cleanup (); - shutdown (0); + pthread_cancel_all (); return 0; } -#ifdef VST_SUPPORT +#ifdef WINDOWS_VST_SUPPORT } // end of extern C block #endif