/[svn]/linuxsampler/trunk/src/linuxsampler.cpp
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Diff of /linuxsampler/trunk/src/linuxsampler.cpp

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revision 361 by schoenebeck, Wed Feb 9 01:22:18 2005 UTC revision 2885 by schoenebeck, Fri Apr 22 15:37:45 2016 UTC
# Line 2  Line 2 
2   *                                                                         *   *                                                                         *
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) 2005-2016 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 22  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)
29    // 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
35    #endif
36    #endif
37    
38  #include "Sampler.h"  #include "Sampler.h"
39    #include "common/global_private.h"
40    #include "engines/EngineFactory.h"
41    #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"
48  #include "common/Features.h"  #include "common/Features.h"
49    #include "common/atomic.h"
50    
51  using namespace LinuxSampler;  using namespace LinuxSampler;
52    
53  Sampler*    pSampler    = NULL;  Sampler*    pSampler    = NULL;
54  LSCPServer* pLSCPServer = NULL;  LSCPServer* pLSCPServer = NULL;
55  pthread_t   main_thread;  #if defined(WIN32)
56    // inet_aton seems missing under WIN32
57    #ifndef INADDR_NONE
58    #define INADDR_NONE 0xffffffff
59    #endif
60    
61    int inet_aton(const char *cp, struct in_addr *addr)
62    {
63        addr->s_addr = inet_addr(cp);
64        return (addr->s_addr == INADDR_NONE) ? 0 : 1;
65    }
66    
67    #else
68    pid_t       main_pid;
69    #endif
70    bool bPrintStatistics = false;
71  bool profile = false;  bool profile = false;
72  bool tune = true;  bool tune = true;
73    static bool bShowStackTrace = false;
74    unsigned long int lscp_addr;
75    unsigned short int lscp_port;
76    String ExecAfterInit;
77    
78  void parse_options(int argc, char **argv);  void parse_options(int argc, char **argv);
79  void signal_handler(int signal);  void signal_handler(int signal);
80  void kill_app();  void kill_app();
81    static atomic_t running = ATOMIC_INIT(1);
82    
83  int main(int argc, char **argv) {  int main(int argc, char **argv) {
84    
85      // initialize the stack trace mechanism with our binary file      lscp_addr = htonl(LSCP_ADDR);
86      StackTraceInit(argv[0], -1);      lscp_port = htons(LSCP_PORT);
87    
88      main_thread = pthread_self();      #if !defined(WIN32)
89        main_pid = getpid();
90        #endif
91    
92        // parse and assign command line options
93        parse_options(argc, argv);
94    
95      // setting signal handler for catching SIGINT (thus e.g. <CTRL><C>)      // setting signal handler for catching SIGINT (thus e.g. <CTRL><C>)
96      signal(SIGINT, signal_handler);      signal(SIGINT, signal_handler);
97    
98      // register signal handler for all unusual signals      // initialize the stack trace mechanism with our binary file
99      // (we will print the stack trace and exit)      // (if requested by command line option)
100      struct sigaction sact;      if (bShowStackTrace) {
101      sigemptyset(&sact.sa_mask);          #if defined(WIN32)
102      sact.sa_flags   = 0;          // FIXME: sigaction() not supported on WIN32, we ignore it for now
103      sact.sa_handler = signal_handler;          #else
104      sigaction(SIGSEGV, &sact, NULL);          StackTraceInit(argv[0], -1);
105      sigaction(SIGBUS,  &sact, NULL);          // register signal handler for all unusual signals
106      sigaction(SIGILL,  &sact, NULL);          // (we will print the stack trace and exit)
107      sigaction(SIGFPE,  &sact, NULL);          struct sigaction sact;
108      sigaction(SIGUSR1, &sact, NULL);          sigemptyset(&sact.sa_mask);
109      sigaction(SIGUSR2, &sact, NULL);          sact.sa_flags   = 0;
110            sact.sa_handler = signal_handler;
111      // parse and assign command line options          sigaction(SIGSEGV, &sact, NULL);
112      parse_options(argc, argv);          sigaction(SIGBUS,  &sact, NULL);
113            sigaction(SIGILL,  &sact, NULL);
114            sigaction(SIGFPE,  &sact, NULL);
115            sigaction(SIGUSR1, &sact, NULL);
116            sigaction(SIGUSR2, &sact, NULL);
117            #endif
118        }
119    
120      dmsg(1,("LinuxSampler %s\n", VERSION));      dmsg(1,("LinuxSampler %s\n", VERSION));
121      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"));
122        dmsg(1,("Copyright (C) 2005-2016 Christian Schoenebeck\n"));
123        dmsg(1,("Binary built: " __DATE__ "\n"))
124    
125        #if defined(WIN32)
126        #if 0
127        // some WIN32 memory info code which tries to determine the maximum lockable amount of memory (for debug purposes)
128        SYSTEM_INFO siSysInfo;
129        long physical_memory;
130        GetSystemInfo(&siSysInfo);
131        dmsg(2,("page size=%d\n", siSysInfo.dwPageSize));
132    
133        MEMORYSTATUSEX statex;
134            statex.dwLength = sizeof (statex);
135        GlobalMemoryStatusEx (&statex);
136        dmsg(2, ("There are %*I64d total Kbytes of physical memory.\n",
137              8, statex.ullTotalPhys));
138        dmsg(2, ("There are %*I64d free Kbytes of physical memory.\n",
139              8, statex.ullAvailPhys));
140        physical_memory = statex.ullTotalPhys;
141    
142        HANDLE hProcess = GetCurrentProcess();
143    
144        unsigned long MinimumWorkingSetSize, MaximumWorkingSetSize;
145        unsigned long DefaultMinimumWorkingSetSize, DefaultMaximumWorkingSetSize;
146        unsigned long RequestedMinimumWorkingSetSize, RequestedMaximumWorkingSetSize;
147        int res;
148    
149      if (tune)      res = GetProcessWorkingSetSize(hProcess, &DefaultMinimumWorkingSetSize, &DefaultMaximumWorkingSetSize);
150      {  
151              // detect and print system / CPU specific features      RequestedMaximumWorkingSetSize = physical_memory - 2*1024*1024;
152              String sFeatures;      RequestedMinimumWorkingSetSize = RequestedMaximumWorkingSetSize;
153              Features::detect();  
154  #if ARCH_X86      for(;;) {
155              if (Features::supportsMMX()) sFeatures += " MMX";          dmsg(2,("TRYING VALUES  RequestedMinimumWorkingSetSize=%d, RequestedMaximumWorkingSetSize=%d\n", RequestedMinimumWorkingSetSize, RequestedMaximumWorkingSetSize));
156              if (Features::supportsSSE()) sFeatures += " SSE";          res = SetProcessWorkingSetSize(hProcess, RequestedMinimumWorkingSetSize, RequestedMaximumWorkingSetSize);
157  #endif // ARCH_X86          dmsg(2,("AFTER SET: res = %d  RequestedMinimumWorkingSetSize=%d, RequestedMaximumWorkingSetSize=%d\n", res,RequestedMinimumWorkingSetSize, RequestedMaximumWorkingSetSize));
158              if (!sFeatures.size()) sFeatures = " None";  
159              dmsg(1,("Detected features:%s\n",sFeatures.c_str()));          res = GetProcessWorkingSetSize(hProcess, &MinimumWorkingSetSize, &MaximumWorkingSetSize);
160            dmsg(2,("AFTER GET: res = %d  MinimumWorkingSetSize=%d, MaximumWorkingSetSize=%d\n", res,MinimumWorkingSetSize, MaximumWorkingSetSize));
161    
162            if( RequestedMinimumWorkingSetSize == MinimumWorkingSetSize ) {
163                dmsg(2,("RequestedMinimumWorkingSetSize == MinimumWorkingSetSize. OK !\n"));
164                break;
165            }
166    
167            RequestedMinimumWorkingSetSize -=  10*1024*1024;
168            if(RequestedMinimumWorkingSetSize < DefaultMinimumWorkingSetSize) break;
169        }
170    
171        dmsg(2,("AFTER GetProcessWorkingSetSize: res = %d  MinimumWorkingSetSize=%d, MaximumWorkingSetSize=%d\n", res,MinimumWorkingSetSize, MaximumWorkingSetSize));
172        #endif
173        #endif // WIN32
174    
175        if (tune) {
176            // detect and print system / CPU specific features
177            Features::detect();
178            dmsg(1,("Detected features: %s\n", Features::featuresAsString().c_str()));
179            // prevent slow denormal FPU modes
180            Features::enableDenormalsAreZeroMode();
181      }      }
182    
183        dmsg(1,("Automatic Stacktrace: %s\n", (bShowStackTrace) ? "On" : "Off"));
184    
185      // create LinuxSampler instance      // create LinuxSampler instance
186      dmsg(1,("Creating Sampler..."));      dmsg(1,("Creating Sampler..."));
187      pSampler = new Sampler;      pSampler = new Sampler;
188      dmsg(1,("OK\n"));      dmsg(1,("OK\n"));
189    
190        dmsg(1,("Registered sampler engines: %s\n", EngineFactory::AvailableEngineTypesAsString().c_str()));
191      dmsg(1,("Registered MIDI input drivers: %s\n", MidiInputDeviceFactory::AvailableDriversAsString().c_str()));      dmsg(1,("Registered MIDI input drivers: %s\n", MidiInputDeviceFactory::AvailableDriversAsString().c_str()));
192      dmsg(1,("Registered audio output drivers: %s\n", AudioOutputDeviceFactory::AvailableDriversAsString().c_str()));      dmsg(1,("Registered audio output drivers: %s\n", AudioOutputDeviceFactory::AvailableDriversAsString().c_str()));
193        dmsg(1,("Registered instrument editors: %s\n", InstrumentEditorFactory::AvailableEditorsAsString().c_str()));
194        dmsg(1,("Registered internal effect systems: %s\n", EffectFactory::AvailableEffectSystemsAsString().c_str()));
195        dmsg(1,("Registered internal effects: %d\n", EffectFactory::AvailableEffectsCount()));
196    
197      // start LSCP network server      // start LSCP network server
198      dmsg(1,("Starting LSCP network server (on TCP port %d)...", LSCP_PORT));      struct in_addr addr;
199      pLSCPServer = new LSCPServer(pSampler);      addr.s_addr = lscp_addr;
200        dmsg(1,("Starting LSCP network server (%s:%d)...", inet_ntoa(addr), ntohs(lscp_port)));
201        pLSCPServer = new LSCPServer(pSampler, lscp_addr, lscp_port);
202      pLSCPServer->StartThread();      pLSCPServer->StartThread();
203      pLSCPServer->WaitUntilInitialized();      pLSCPServer->WaitUntilInitialized();
204      dmsg(1,("OK\n"));      dmsg(1,("OK\n"));
205    
206      if (profile)      if (profile)
207      {      {
208              dmsg(1,("Calibrating profiler..."));          dmsg(1,("Calibrating profiler..."));
209              gig::Profiler::Calibrate();          LinuxSampler::gig::Profiler::Calibrate();
210              gig::Profiler::Reset();          LinuxSampler::gig::Profiler::Reset();
211              dmsg(1,("OK\n"));          LinuxSampler::gig::Profiler::enable();
212            dmsg(1,("OK\n"));
213      }      }
214    
215      printf("LinuxSampler initialization completed.\n");      printf("LinuxSampler initialization completed. :-)\n\n");
216        
217        if (ExecAfterInit != "") {
218            printf("Executing command: %s\n\n", ExecAfterInit.c_str());
219            if (system(ExecAfterInit.c_str()) == -1) {
220                std::cerr << "Failed to execute the command" << std::endl;
221            }
222        }
223    
224      std::list<LSCPEvent::event_t> rtEvents;  //TODO: (hopefully) just a temporary nasty hack for launching gigedit on the main thread on Mac (see comments in gigedit.cpp for details)
225      rtEvents.push_back(LSCPEvent::event_voice_count);  #if defined(__APPLE__)
226      rtEvents.push_back(LSCPEvent::event_stream_count);      g_mainThreadCallbackSupported = true;
227      rtEvents.push_back(LSCPEvent::event_buffer_fill);  #endif
228    
229        while (atomic_read(&running)) {
230            if (bPrintStatistics) {
231                const std::set<Engine*>& engines = EngineFactory::EngineInstances();
232                std::set<Engine*>::iterator itEngine = engines.begin();
233                for (int i = 0; itEngine != engines.end(); itEngine++, i++) {
234                    Engine* pEngine = *itEngine;
235                    printf("Engine %d) Voices: %3.3d (Max: %3.3d) Streams: %3.3d (Max: %3.3d)\n", i,
236                        pEngine->VoiceCount(), pEngine->VoiceCountMax(),
237                        pEngine->DiskStreamCount(), pEngine->DiskStreamCountMax()
238                    );
239                    fflush(stdout);
240                }
241            }
242    
243      while(true)          sleep(1);
244      {          if (profile)
245        /*printf("Voices: %3.3d (Max: %3.3d) Streams: %3.3d (Max: %3.3d, Unused: %3.3d)\r",          {
246              pEngine->ActiveVoiceCount, pEngine->ActiveVoiceCountMax,              unsigned int samplingFreq = 48000; //FIXME: hardcoded for now
247              pEngine->pDiskThread->ActiveStreamCount, pEngine->pDiskThread->ActiveStreamCountMax, Stream::GetUnusedStreams());              unsigned int bv = LinuxSampler::gig::Profiler::GetBogoVoices(samplingFreq);
248        fflush(stdout);*/              if (bv != 0)
249        sleep(1);              {
250        if (profile)                  printf("       BogoVoices: %i         \r", bv);
251        {                  fflush(stdout);
252                unsigned int samplingFreq = 48000; //FIXME: hardcoded for now              }
253                unsigned int bv = gig::Profiler::GetBogoVoices(samplingFreq);          }
               if (bv != 0)  
               {  
                       printf("       BogoVoices: %i         \r", bv);  
                       fflush(stdout);  
               }  
       }  
         
       if (LSCPServer::EventSubscribers(rtEvents))  
       {  
               LSCPServer::LockRTNotify();  
               std::map<uint,SamplerChannel*> channels = pSampler->GetSamplerChannels();  
               std::map<uint,SamplerChannel*>::iterator iter = channels.begin();  
               for (; iter != channels.end(); iter++) {  
                       SamplerChannel* pSamplerChannel = iter->second;  
                       Engine* pEngine = pSamplerChannel->GetEngine();  
                       if (!pEngine) continue;  
                       LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_voice_count, iter->first, pEngine->VoiceCount()));  
                       LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_stream_count, iter->first, pEngine->DiskStreamCount()));  
                       LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_buffer_fill, iter->first, pEngine->DiskStreamBufferFillPercentage()));  
               }  
               LSCPServer::UnlockRTNotify();  
       }  
254    
255            pSampler->fireStatistics();
256            
257            //TODO: (hopefully) just a temporary nasty hack for launching gigedit on the main thread on Mac (see comments in gigedit.cpp for details)
258            #if defined(__APPLE__)
259            if (g_fireMainThreadCallback && g_mainThreadCallback) {
260                void (*fn)(void* info) = g_mainThreadCallback;
261                void* info = g_mainThreadCallbackInfo;
262                g_mainThreadCallbackInfo = NULL;
263                g_mainThreadCallback     = NULL;
264                g_fireMainThreadCallback = false;
265                printf("Received main thread callback, calling now ...\n"); fflush(stdout);
266                (*fn)(info);
267                printf("Main thread callback executed.\n"); fflush(stdout);
268            }
269            #endif
270      }      }
271    //#endif
272        if (pLSCPServer) pLSCPServer->StopThread();
273        // the delete order here is important: the Sampler
274        // destructor sends notifications to the lscpserver
275        if (pSampler) delete pSampler;
276        if (pLSCPServer) delete pLSCPServer;
277        printf("LinuxSampler stopped due to SIGINT.\n");
278      return EXIT_SUCCESS;      return EXIT_SUCCESS;
279  }  }
280    
281  void signal_handler(int iSignal) {  void signal_handler(int iSignal) {
282      switch (iSignal) {      switch (iSignal) {
283          case SIGINT: {          case SIGINT:
284              if (pthread_equal(pthread_self(), main_thread)) {              atomic_set(&running, 0);
                 if (pLSCPServer) {  
                     pLSCPServer->StopThread();  
                     delete pLSCPServer;  
                 }  
                 if (pSampler) delete pSampler;  
                 printf("LinuxSampler stopped due to SIGINT.\n");  
                 exit(EXIT_SUCCESS);  
             }  
285              return;              return;
286          }          #if defined(WIN32)
287            // FIXME: under WIN32 we ignore the signals below due to the missing sigaction call
288            #else
289          case SIGSEGV:          case SIGSEGV:
290              std::cerr << ">>> FATAL ERROR: Segmentation fault (SIGSEGV) occured! <<<\n" << std::flush;              std::cerr << ">>> FATAL ERROR: Segmentation fault (SIGSEGV) occured! <<<\n" << std::flush;
291              break;              break;
# Line 186  void signal_handler(int iSignal) { Line 304  void signal_handler(int iSignal) {
304          case SIGUSR2:          case SIGUSR2:
305              std::cerr << ">>> User defined signal 2 (SIGUSR2) received <<<\n" << std::flush;              std::cerr << ">>> User defined signal 2 (SIGUSR2) received <<<\n" << std::flush;
306              break;              break;
307            #endif
308          default: { // this should never happen, as we register for the signals we want          default: { // this should never happen, as we register for the signals we want
309              std::cerr << ">>> FATAL ERROR: Unknown signal received! <<<\n" << std::flush;              std::cerr << ">>> FATAL ERROR: Unknown signal received! <<<\n" << std::flush;
310              break;              break;
311          }          }
312      }      }
313      signal(iSignal, SIG_DFL); // Reinstall default handler to prevent race conditions      signal(iSignal, SIG_DFL); // Reinstall default handler to prevent race conditions
314      std::cerr << "Showing stack trace...\n" << std::flush;      if (bShowStackTrace) {
315      StackTrace();          std::cerr << "Showing stack trace...\n" << std::flush;
316      sleep(2);          StackTrace();
317            sleep(2);
318        }
319      std::cerr << "Killing LinuxSampler...\n" << std::flush;      std::cerr << "Killing LinuxSampler...\n" << std::flush;
320      kill_app(); // Use abort() if we want to generate a core dump.      kill_app(); // Use abort() if we want to generate a core dump.
321  }  }
322    
323  void kill_app() {  void kill_app() {
324      kill(main_thread, SIGKILL);      #if defined(WIN32)
325        // FIXME: do we need to do anything at this point under WIN32 ?  is exit(0) ok ?
326        exit(0);
327        #else
328        kill(main_pid, SIGKILL);
329        #endif
330  }  }
331    
332  void parse_options(int argc, char **argv) {  void parse_options(int argc, char **argv) {
# Line 212  void parse_options(int argc, char **argv Line 338  void parse_options(int argc, char **argv
338              {"version",0,0,0},              {"version",0,0,0},
339              {"profile",0,0,0},              {"profile",0,0,0},
340              {"no-tune",0,0,0},              {"no-tune",0,0,0},
341                {"statistics",0,0,0},
342                {"instruments-db-location",1,0,0},
343                {"create-instruments-db",1,0,0},
344                {"lscp-addr",1,0,0},
345                {"lscp-port",1,0,0},
346                {"stacktrace",0,0,0},
347                {"exec-after-init",1,0,0},
348              {0,0,0,0}              {0,0,0,0}
349          };          };
350    
# Line 226  void parse_options(int argc, char **argv Line 359  void parse_options(int argc, char **argv
359              switch(option_index) {              switch(option_index) {
360                  case 0: // --help                  case 0: // --help
361                      printf("usage: linuxsampler [OPTIONS]\n\n");                      printf("usage: linuxsampler [OPTIONS]\n\n");
362                      printf("--help             prints this message\n");                      printf("--help                      prints this message\n");
363                      printf("--version          prints version information\n");                      printf("--version                   prints version information\n");
364                      printf("--profile          profile synthesis algorithms\n");                      printf("--profile                   profile synthesis algorithms\n");
365                      printf("--no-tune          disable assembly optimization\n");                      printf("--no-tune                   disable assembly optimization\n");
366                        printf("--statistics                periodically prints statistics\n");
367                        printf("--lscp-addr                 set LSCP address (default: any)\n");
368                        printf("--lscp-port                 set LSCP port (default: 8888)\n");
369                        printf("--create-instruments-db     creates an instruments DB\n");
370                        printf("--instruments-db-location   specifies the instruments DB file\n");
371                        printf("--stacktrace                automatically shows stacktrace if crashes\n");
372                        printf("                            (broken on most systems at the moment)\n");
373                        printf("--exec-after-init           executes a command after initialization\n");
374                      exit(EXIT_SUCCESS);                      exit(EXIT_SUCCESS);
375                      break;                      break;
376                  case 1: // --version                  case 1: // --version
# Line 237  void parse_options(int argc, char **argv Line 378  void parse_options(int argc, char **argv
378                      exit(EXIT_SUCCESS);                      exit(EXIT_SUCCESS);
379                      break;                      break;
380                  case 2: // --profile                  case 2: // --profile
381                      profile = true;                      profile = true;
382                        //FIXME: profiling code is currently broken!
383                        std::cerr << "Option '--profile' is currently not supported, since the profiling code is currently broken!"  << std::endl;
384                        exit(EXIT_FAILURE);
385                      break;                      break;
386                  case 3: // --no-tune                  case 3: // --no-tune
387                      tune = false;                      tune = false;
388                        break;
389                    case 4: // --statistics
390                        bPrintStatistics = true;
391                        break;
392                    case 5: // --instruments-db-location
393    #if HAVE_SQLITE3
394                        try {
395                            if (optarg) {
396                                struct stat statBuf;
397                                int res = stat(optarg, &statBuf);
398    
399                                if (res) {
400                                    std::stringstream ss;
401                                    ss << "Failed to stat `" << optarg << "`: " << strerror(errno);
402                                    throw Exception(ss.str());
403                                }
404    
405                                if (!S_ISREG(statBuf.st_mode)) {
406                                    std::stringstream ss;
407                                    ss << "`" << optarg << "` is not a regular file";
408                                    throw Exception(ss.str());
409                                }
410    
411                                InstrumentsDb::GetInstrumentsDb()->SetDbFile(String(optarg));
412                            }
413                        } catch(Exception e) {
414                            std::cerr << "Could not open instruments DB file: "
415                                      << e.Message() << std::endl;
416                            exit(EXIT_FAILURE);
417                        }
418                        break;
419    #else
420                        std::cerr << "LinuxSampler was not build with ";
421                        std::cerr << "instruments database support!\n";
422                        exit(EXIT_FAILURE);
423                        break;
424    #endif
425                    case 6: // --create-instruments-db
426    #if HAVE_SQLITE3
427                        try {
428                            if (optarg) {
429                                std::cout << "Creating instruments database..." << std::endl;
430                                InstrumentsDb::CreateInstrumentsDb(String(optarg));
431                                std::cout << "Done" << std::endl;
432                            }
433                        } catch(Exception e) {
434                            std::cerr << e.Message() << std::endl;
435                            exit(EXIT_FAILURE);
436                            return;
437                        }
438    
439                        exit(EXIT_SUCCESS);
440                        return;
441    #else
442                        std::cerr << "Failed to create the database. LinuxSampler was ";
443                        std::cerr << "not build with instruments database support!\n";
444                        exit(EXIT_FAILURE);
445                        return;
446    #endif
447                    case 7: { // --lscp-addr
448                        struct in_addr addr;
449                        if (inet_aton(optarg, &addr) == 0)
450                            printf("WARNING: Failed to parse lscp-addr argument, ignoring!\n");
451                        else
452                            lscp_addr = addr.s_addr;
453                        break;
454                    }
455                    case 8: {// --lscp-port
456                        long unsigned int port = 0;
457                        if ((sscanf(optarg, "%lu", &port) != 1) || (port == 0) || (port > 65535))
458                            printf("WARNING: Failed to parse lscp-port argument, ignoring!\n");
459                        else
460                            lscp_port = htons(port);
461                        break;
462                    }
463                    case 9: // --stacktrace
464                        bShowStackTrace = true;
465                        break;
466                    case 10: // --exec-after-init
467                        ExecAfterInit = optarg;
468                      break;                      break;
469              }              }
470          }          }
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