/[svn]/linuxsampler/trunk/src/linuxsampler.cpp
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revision 1888 by persson, Sat Apr 18 09:26:45 2009 UTC revision 3354 by schoenebeck, Thu Oct 12 14:44:14 2017 UTC
# Line 3  Line 3 
3   *   LinuxSampler - modular, streaming capable sampler                     *   *   LinuxSampler - modular, streaming capable sampler                     *
4   *                                                                         *   *                                                                         *
5   *   Copyright (C) 2003-2004 by Benno Senoner and Christian Schoenebeck    *   *   Copyright (C) 2003-2004 by Benno Senoner and Christian Schoenebeck    *
6   *   Copyright (C) 2005-2009 Christian Schoenebeck                         *   *   Copyright (C) 2005-2017 Christian Schoenebeck                         *
7   *                                                                         *   *                                                                         *
8   *   This program is free software; you can redistribute it and/or modify  *   *   This program is free software; you can redistribute it and/or modify  *
9   *   it under the terms of the GNU General Public License as published by  *   *   it under the terms of the GNU General Public License as published by  *
# Line 23  Line 23 
23    
24  #include <getopt.h>  #include <getopt.h>
25  #include <signal.h>  #include <signal.h>
26    #include <sys/stat.h>
27    
28  #if defined(WIN32)  #if defined(WIN32)
29  // require at least Windows 2000 for the GlobalMemoryStatusEx() call  // require at least Windows 2000 for the GlobalMemoryStatusEx() call
30    #if _WIN32_WINNT < 0x0500
31    #ifdef _WIN32_WINNT
32    #undef _WIN32_WINNT
33    #endif
34  #define _WIN32_WINNT 0x0500  #define _WIN32_WINNT 0x0500
35  #endif  #endif
36    #endif
37    
38  #include "Sampler.h"  #include "Sampler.h"
39  #include "common/global_private.h"  #include "common/global_private.h"
# Line 35  Line 41 
41  #include "plugins/InstrumentEditorFactory.h"  #include "plugins/InstrumentEditorFactory.h"
42  #include "drivers/midi/MidiInputDeviceFactory.h"  #include "drivers/midi/MidiInputDeviceFactory.h"
43  #include "drivers/audio/AudioOutputDeviceFactory.h"  #include "drivers/audio/AudioOutputDeviceFactory.h"
44    #include "effects/EffectFactory.h"
45  #include "engines/gig/Profiler.h"  #include "engines/gig/Profiler.h"
46  #include "network/lscpserver.h"  #include "network/lscpserver.h"
47  #include "common/stacktrace.h"  #include "common/stacktrace.h"
# Line 51  LSCPServer* pLSCPServer = NULL; Line 58  LSCPServer* pLSCPServer = NULL;
58  #define INADDR_NONE 0xffffffff  #define INADDR_NONE 0xffffffff
59  #endif  #endif
60    
61    typedef unsigned long in_addr_t;
62    
63  int inet_aton(const char *cp, struct in_addr *addr)  int inet_aton(const char *cp, struct in_addr *addr)
64  {  {
65      addr->s_addr = inet_addr(cp);      addr->s_addr = inet_addr(cp);
# Line 66  bool tune = true; Line 75  bool tune = true;
75  static bool bShowStackTrace = false;  static bool bShowStackTrace = false;
76  unsigned long int lscp_addr;  unsigned long int lscp_addr;
77  unsigned short int lscp_port;  unsigned short int lscp_port;
78    String ExecAfterInit;
79    
80  void parse_options(int argc, char **argv);  void parse_options(int argc, char **argv);
81  void signal_handler(int signal);  void signal_handler(int signal);
# Line 92  int main(int argc, char **argv) { Line 102  int main(int argc, char **argv) {
102      if (bShowStackTrace) {      if (bShowStackTrace) {
103          #if defined(WIN32)          #if defined(WIN32)
104          // FIXME: sigaction() not supported on WIN32, we ignore it for now          // FIXME: sigaction() not supported on WIN32, we ignore it for now
105            #elif AC_APPLE_UNIVERSAL_BUILD
106            // not used for Xcode
107          #else          #else
108          StackTraceInit(argv[0], -1);          StackTraceInit(argv[0], -1);
109          // register signal handler for all unusual signals          // register signal handler for all unusual signals
# Line 111  int main(int argc, char **argv) { Line 123  int main(int argc, char **argv) {
123    
124      dmsg(1,("LinuxSampler %s\n", VERSION));      dmsg(1,("LinuxSampler %s\n", VERSION));
125      dmsg(1,("Copyright (C) 2003,2004 by Benno Senoner and Christian Schoenebeck\n"));      dmsg(1,("Copyright (C) 2003,2004 by Benno Senoner and Christian Schoenebeck\n"));
126      dmsg(1,("Copyright (C) 2005-2009 Christian Schoenebeck\n"));      dmsg(1,("Copyright (C) 2005-2017 Christian Schoenebeck\n"));
127        dmsg(1,("Binary built: " __DATE__ "\n"))
128    
129      #if defined(WIN32)      #if defined(WIN32)
130      #if 0      #if 0
# Line 182  int main(int argc, char **argv) { Line 195  int main(int argc, char **argv) {
195      dmsg(1,("Registered MIDI input drivers: %s\n", MidiInputDeviceFactory::AvailableDriversAsString().c_str()));      dmsg(1,("Registered MIDI input drivers: %s\n", MidiInputDeviceFactory::AvailableDriversAsString().c_str()));
196      dmsg(1,("Registered audio output drivers: %s\n", AudioOutputDeviceFactory::AvailableDriversAsString().c_str()));      dmsg(1,("Registered audio output drivers: %s\n", AudioOutputDeviceFactory::AvailableDriversAsString().c_str()));
197      dmsg(1,("Registered instrument editors: %s\n", InstrumentEditorFactory::AvailableEditorsAsString().c_str()));      dmsg(1,("Registered instrument editors: %s\n", InstrumentEditorFactory::AvailableEditorsAsString().c_str()));
198        dmsg(1,("Registered internal effect systems: %s\n", EffectFactory::AvailableEffectSystemsAsString().c_str()));
199        dmsg(1,("Registered internal effects: %d\n", EffectFactory::AvailableEffectsCount()));
200    
201      // start LSCP network server      // start LSCP network server
202      struct in_addr addr;      struct in_addr addr;
203      addr.s_addr = lscp_addr;      addr.s_addr = (in_addr_t)lscp_addr;
204      dmsg(1,("Starting LSCP network server (%s:%d)...", inet_ntoa(addr), ntohs(lscp_port)));      dmsg(1,("Starting LSCP network server (%s:%d)...", inet_ntoa(addr), ntohs(lscp_port)));
205      pLSCPServer = new LSCPServer(pSampler, lscp_addr, lscp_port);      pLSCPServer = new LSCPServer(pSampler, lscp_addr, lscp_port);
206      pLSCPServer->StartThread();      pLSCPServer->StartThread();
# Line 202  int main(int argc, char **argv) { Line 217  int main(int argc, char **argv) {
217      }      }
218    
219      printf("LinuxSampler initialization completed. :-)\n\n");      printf("LinuxSampler initialization completed. :-)\n\n");
220        
221        if (ExecAfterInit != "") {
222            printf("Executing command: %s\n\n", ExecAfterInit.c_str());
223            if (system(ExecAfterInit.c_str()) == -1) {
224                std::cerr << "Failed to execute the command" << std::endl;
225            }
226        }
227    
228    //TODO: (hopefully) just a temporary nasty hack for launching gigedit on the main thread on Mac (see comments in gigedit.cpp for details)
229    #if defined(__APPLE__)
230        g_mainThreadCallbackSupported = true;
231    #endif
232    
233      while (atomic_read(&running)) {      while (atomic_read(&running)) {
234          if (bPrintStatistics) {          if (bPrintStatistics) {
# Line 230  int main(int argc, char **argv) { Line 257  int main(int argc, char **argv) {
257          }          }
258    
259          pSampler->fireStatistics();          pSampler->fireStatistics();
260            
261            //TODO: (hopefully) just a temporary nasty hack for launching gigedit on the main thread on Mac (see comments in gigedit.cpp for details)
262            #if defined(__APPLE__)
263            if (g_fireMainThreadCallback && g_mainThreadCallback) {
264                void (*fn)(void* info) = g_mainThreadCallback;
265                void* info = g_mainThreadCallbackInfo;
266                g_mainThreadCallbackInfo = NULL;
267                g_mainThreadCallback     = NULL;
268                g_fireMainThreadCallback = false;
269                printf("Received main thread callback, calling now ...\n"); fflush(stdout);
270                (*fn)(info);
271                printf("Main thread callback executed.\n"); fflush(stdout);
272            }
273            #endif
274      }      }
275    //#endif
276      if (pLSCPServer) pLSCPServer->StopThread();      if (pLSCPServer) pLSCPServer->StopThread();
277      // the delete order here is important: the Sampler      // the delete order here is important: the Sampler
278      // destructor sends notifications to the lscpserver      // destructor sends notifications to the lscpserver
# Line 275  void signal_handler(int iSignal) { Line 317  void signal_handler(int iSignal) {
317      signal(iSignal, SIG_DFL); // Reinstall default handler to prevent race conditions      signal(iSignal, SIG_DFL); // Reinstall default handler to prevent race conditions
318      if (bShowStackTrace) {      if (bShowStackTrace) {
319          std::cerr << "Showing stack trace...\n" << std::flush;          std::cerr << "Showing stack trace...\n" << std::flush;
320            #if !AC_APPLE_UNIVERSAL_BUILD
321          StackTrace();          StackTrace();
322            #endif
323          sleep(2);          sleep(2);
324      }      }
325      std::cerr << "Killing LinuxSampler...\n" << std::flush;      std::cerr << "Killing LinuxSampler...\n" << std::flush;
# Line 296  void parse_options(int argc, char **argv Line 340  void parse_options(int argc, char **argv
340      int option_index = 0;      int option_index = 0;
341      static struct option long_options[] =      static struct option long_options[] =
342          {          {
343              {"help",0,0,0},              {"help",no_argument,0,0},
344              {"version",0,0,0},              {"version",no_argument,0,0},
345              {"profile",0,0,0},              {"profile",no_argument,0,0},
346              {"no-tune",0,0,0},              {"no-tune",no_argument,0,0},
347              {"statistics",0,0,0},              {"statistics",no_argument,0,0},
348              {"instruments-db-location",1,0,0},              {"instruments-db-location",required_argument,0,0},
349              {"create-instruments-db",1,0,0},              {"create-instruments-db",optional_argument,0,0},
350              {"lscp-addr",1,0,0},              {"lscp-addr",required_argument,0,0},
351              {"lscp-port",1,0,0},              {"lscp-port",required_argument,0,0},
352              {"stacktrace",0,0,0},              {"stacktrace",no_argument,0,0},
353                {"exec-after-init",required_argument,0,0},
354              {0,0,0,0}              {0,0,0,0}
355          };          };
356    
# Line 331  void parse_options(int argc, char **argv Line 376  void parse_options(int argc, char **argv
376                      printf("--instruments-db-location   specifies the instruments DB file\n");                      printf("--instruments-db-location   specifies the instruments DB file\n");
377                      printf("--stacktrace                automatically shows stacktrace if crashes\n");                      printf("--stacktrace                automatically shows stacktrace if crashes\n");
378                      printf("                            (broken on most systems at the moment)\n");                      printf("                            (broken on most systems at the moment)\n");
379                        printf("--exec-after-init           executes a command after initialization\n");
380                      exit(EXIT_SUCCESS);                      exit(EXIT_SUCCESS);
381                      break;                      break;
382                  case 1: // --version                  case 1: // --version
# Line 339  void parse_options(int argc, char **argv Line 385  void parse_options(int argc, char **argv
385                      break;                      break;
386                  case 2: // --profile                  case 2: // --profile
387                      profile = true;                      profile = true;
388                        //FIXME: profiling code is currently broken!
389                        std::cerr << "Option '--profile' is currently not supported, since the profiling code is currently broken!"  << std::endl;
390                        exit(EXIT_FAILURE);
391                      break;                      break;
392                  case 3: // --no-tune                  case 3: // --no-tune
393                      tune = false;                      tune = false;
# Line 382  void parse_options(int argc, char **argv Line 431  void parse_options(int argc, char **argv
431                  case 6: // --create-instruments-db                  case 6: // --create-instruments-db
432  #if HAVE_SQLITE3  #if HAVE_SQLITE3
433                      try {                      try {
434                          if (optarg) {                          std::cout << "Creating instruments database..." << std::endl;
435                              std::cout << "Creating instruments database..." << std::endl;                          if (optarg) // with glibc this only fires with form --create-instruments-db=bla (see below)
436                              InstrumentsDb::CreateInstrumentsDb(String(optarg));                              InstrumentsDb::GetInstrumentsDb()->CreateInstrumentsDb(String(optarg));
437                              std::cout << "Done" << std::endl;                          else if (argv[optind] && argv[optind][0] != '-') // workaround: glibc actually expects form --foo=value for all optional arguments ...
438                          }                              InstrumentsDb::GetInstrumentsDb()->CreateInstrumentsDb(String(argv[optind++]));
439                            else
440                                InstrumentsDb::GetInstrumentsDb()->CreateInstrumentsDb(); // use default instruments db location
441                            std::cout << "Done" << std::endl;
442                      } catch(Exception e) {                      } catch(Exception e) {
443                          std::cerr << e.Message() << std::endl;                          std::cerr << e.Message() << std::endl;
444                          exit(EXIT_FAILURE);                          exit(EXIT_FAILURE);
# Line 411  void parse_options(int argc, char **argv Line 463  void parse_options(int argc, char **argv
463                  }                  }
464                  case 8: {// --lscp-port                  case 8: {// --lscp-port
465                      long unsigned int port = 0;                      long unsigned int port = 0;
466                      if ((sscanf(optarg, "%u", &port) != 1) || (port == 0) || (port > 65535))                      if ((sscanf(optarg, "%lu", &port) != 1) || (port == 0) || (port > 65535))
467                          printf("WARNING: Failed to parse lscp-port argument, ignoring!\n");                          printf("WARNING: Failed to parse lscp-port argument, ignoring!\n");
468                      else                      else
469                          lscp_port = htons(port);                          lscp_port = htons(port);
# Line 420  void parse_options(int argc, char **argv Line 472  void parse_options(int argc, char **argv
472                  case 9: // --stacktrace                  case 9: // --stacktrace
473                      bShowStackTrace = true;                      bShowStackTrace = true;
474                      break;                      break;
475                    case 10: // --exec-after-init
476                        ExecAfterInit = optarg;
477                        break;
478              }              }
479          }          }
480      }      }
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