/[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 3056 by schoenebeck, Fri Dec 16 12:57:59 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    typedef unsigned long in_addr_t;
60    #endif
61    
62    int inet_aton(const char *cp, struct in_addr *addr)
63    {
64        addr->s_addr = inet_addr(cp);
65        return (addr->s_addr == INADDR_NONE) ? 0 : 1;
66    }
67    
68    #else
69    pid_t       main_pid;
70    #endif
71    bool bPrintStatistics = false;
72  bool profile = false;  bool profile = false;
73  bool tune = true;  bool tune = true;
74    static bool bShowStackTrace = false;
75    unsigned long int lscp_addr;
76    unsigned short int lscp_port;
77    String ExecAfterInit;
78    
79  void parse_options(int argc, char **argv);  void parse_options(int argc, char **argv);
80  void signal_handler(int signal);  void signal_handler(int signal);
81  void kill_app();  void kill_app();
82    static atomic_t running = ATOMIC_INIT(1);
83    
84  int main(int argc, char **argv) {  int main(int argc, char **argv) {
85    
86      // initialize the stack trace mechanism with our binary file      lscp_addr = htonl(LSCP_ADDR);
87      StackTraceInit(argv[0], -1);      lscp_port = htons(LSCP_PORT);
88    
89      main_thread = pthread_self();      #if !defined(WIN32)
90        main_pid = getpid();
91        #endif
92    
93        // parse and assign command line options
94        parse_options(argc, argv);
95    
96      // setting signal handler for catching SIGINT (thus e.g. <CTRL><C>)      // setting signal handler for catching SIGINT (thus e.g. <CTRL><C>)
97      signal(SIGINT, signal_handler);      signal(SIGINT, signal_handler);
98    
99      // register signal handler for all unusual signals      // initialize the stack trace mechanism with our binary file
100      // (we will print the stack trace and exit)      // (if requested by command line option)
101      struct sigaction sact;      if (bShowStackTrace) {
102      sigemptyset(&sact.sa_mask);          #if defined(WIN32)
103      sact.sa_flags   = 0;          // FIXME: sigaction() not supported on WIN32, we ignore it for now
104      sact.sa_handler = signal_handler;          #elif AC_APPLE_UNIVERSAL_BUILD
105      sigaction(SIGSEGV, &sact, NULL);          // not used for Xcode
106      sigaction(SIGBUS,  &sact, NULL);          #else
107      sigaction(SIGILL,  &sact, NULL);          StackTraceInit(argv[0], -1);
108      sigaction(SIGFPE,  &sact, NULL);          // register signal handler for all unusual signals
109      sigaction(SIGUSR1, &sact, NULL);          // (we will print the stack trace and exit)
110      sigaction(SIGUSR2, &sact, NULL);          struct sigaction sact;
111            sigemptyset(&sact.sa_mask);
112      // parse and assign command line options          sact.sa_flags   = 0;
113      parse_options(argc, argv);          sact.sa_handler = signal_handler;
114            sigaction(SIGSEGV, &sact, NULL);
115            sigaction(SIGBUS,  &sact, NULL);
116            sigaction(SIGILL,  &sact, NULL);
117            sigaction(SIGFPE,  &sact, NULL);
118            sigaction(SIGUSR1, &sact, NULL);
119            sigaction(SIGUSR2, &sact, NULL);
120            #endif
121        }
122    
123      dmsg(1,("LinuxSampler %s\n", VERSION));      dmsg(1,("LinuxSampler %s\n", VERSION));
124      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"));
125        dmsg(1,("Copyright (C) 2005-2016 Christian Schoenebeck\n"));
126        dmsg(1,("Binary built: " __DATE__ "\n"))
127    
128        #if defined(WIN32)
129        #if 0
130        // some WIN32 memory info code which tries to determine the maximum lockable amount of memory (for debug purposes)
131        SYSTEM_INFO siSysInfo;
132        long physical_memory;
133        GetSystemInfo(&siSysInfo);
134        dmsg(2,("page size=%d\n", siSysInfo.dwPageSize));
135    
136        MEMORYSTATUSEX statex;
137            statex.dwLength = sizeof (statex);
138        GlobalMemoryStatusEx (&statex);
139        dmsg(2, ("There are %*I64d total Kbytes of physical memory.\n",
140              8, statex.ullTotalPhys));
141        dmsg(2, ("There are %*I64d free Kbytes of physical memory.\n",
142              8, statex.ullAvailPhys));
143        physical_memory = statex.ullTotalPhys;
144    
145        HANDLE hProcess = GetCurrentProcess();
146    
147        unsigned long MinimumWorkingSetSize, MaximumWorkingSetSize;
148        unsigned long DefaultMinimumWorkingSetSize, DefaultMaximumWorkingSetSize;
149        unsigned long RequestedMinimumWorkingSetSize, RequestedMaximumWorkingSetSize;
150        int res;
151    
152      if (tune)      res = GetProcessWorkingSetSize(hProcess, &DefaultMinimumWorkingSetSize, &DefaultMaximumWorkingSetSize);
153      {  
154              // detect and print system / CPU specific features      RequestedMaximumWorkingSetSize = physical_memory - 2*1024*1024;
155              String sFeatures;      RequestedMinimumWorkingSetSize = RequestedMaximumWorkingSetSize;
156              Features::detect();  
157  #if ARCH_X86      for(;;) {
158              if (Features::supportsMMX()) sFeatures += " MMX";          dmsg(2,("TRYING VALUES  RequestedMinimumWorkingSetSize=%d, RequestedMaximumWorkingSetSize=%d\n", RequestedMinimumWorkingSetSize, RequestedMaximumWorkingSetSize));
159              if (Features::supportsSSE()) sFeatures += " SSE";          res = SetProcessWorkingSetSize(hProcess, RequestedMinimumWorkingSetSize, RequestedMaximumWorkingSetSize);
160  #endif // ARCH_X86          dmsg(2,("AFTER SET: res = %d  RequestedMinimumWorkingSetSize=%d, RequestedMaximumWorkingSetSize=%d\n", res,RequestedMinimumWorkingSetSize, RequestedMaximumWorkingSetSize));
161              if (!sFeatures.size()) sFeatures = " None";  
162              dmsg(1,("Detected features:%s\n",sFeatures.c_str()));          res = GetProcessWorkingSetSize(hProcess, &MinimumWorkingSetSize, &MaximumWorkingSetSize);
163            dmsg(2,("AFTER GET: res = %d  MinimumWorkingSetSize=%d, MaximumWorkingSetSize=%d\n", res,MinimumWorkingSetSize, MaximumWorkingSetSize));
164    
165            if( RequestedMinimumWorkingSetSize == MinimumWorkingSetSize ) {
166                dmsg(2,("RequestedMinimumWorkingSetSize == MinimumWorkingSetSize. OK !\n"));
167                break;
168            }
169    
170            RequestedMinimumWorkingSetSize -=  10*1024*1024;
171            if(RequestedMinimumWorkingSetSize < DefaultMinimumWorkingSetSize) break;
172        }
173    
174        dmsg(2,("AFTER GetProcessWorkingSetSize: res = %d  MinimumWorkingSetSize=%d, MaximumWorkingSetSize=%d\n", res,MinimumWorkingSetSize, MaximumWorkingSetSize));
175        #endif
176        #endif // WIN32
177    
178        if (tune) {
179            // detect and print system / CPU specific features
180            Features::detect();
181            dmsg(1,("Detected features: %s\n", Features::featuresAsString().c_str()));
182            // prevent slow denormal FPU modes
183            Features::enableDenormalsAreZeroMode();
184      }      }
185    
186        dmsg(1,("Automatic Stacktrace: %s\n", (bShowStackTrace) ? "On" : "Off"));
187    
188      // create LinuxSampler instance      // create LinuxSampler instance
189      dmsg(1,("Creating Sampler..."));      dmsg(1,("Creating Sampler..."));
190      pSampler = new Sampler;      pSampler = new Sampler;
191      dmsg(1,("OK\n"));      dmsg(1,("OK\n"));
192    
193        dmsg(1,("Registered sampler engines: %s\n", EngineFactory::AvailableEngineTypesAsString().c_str()));
194      dmsg(1,("Registered MIDI input drivers: %s\n", MidiInputDeviceFactory::AvailableDriversAsString().c_str()));      dmsg(1,("Registered MIDI input drivers: %s\n", MidiInputDeviceFactory::AvailableDriversAsString().c_str()));
195      dmsg(1,("Registered audio output drivers: %s\n", AudioOutputDeviceFactory::AvailableDriversAsString().c_str()));      dmsg(1,("Registered audio output drivers: %s\n", AudioOutputDeviceFactory::AvailableDriversAsString().c_str()));
196        dmsg(1,("Registered instrument editors: %s\n", InstrumentEditorFactory::AvailableEditorsAsString().c_str()));
197        dmsg(1,("Registered internal effect systems: %s\n", EffectFactory::AvailableEffectSystemsAsString().c_str()));
198        dmsg(1,("Registered internal effects: %d\n", EffectFactory::AvailableEffectsCount()));
199    
200      // start LSCP network server      // start LSCP network server
201      dmsg(1,("Starting LSCP network server (on TCP port %d)...", LSCP_PORT));      struct in_addr addr;
202      pLSCPServer = new LSCPServer(pSampler);      addr.s_addr = (in_addr_t)lscp_addr;
203        dmsg(1,("Starting LSCP network server (%s:%d)...", inet_ntoa(addr), ntohs(lscp_port)));
204        pLSCPServer = new LSCPServer(pSampler, lscp_addr, lscp_port);
205      pLSCPServer->StartThread();      pLSCPServer->StartThread();
206      pLSCPServer->WaitUntilInitialized();      pLSCPServer->WaitUntilInitialized();
207      dmsg(1,("OK\n"));      dmsg(1,("OK\n"));
208    
209      if (profile)      if (profile)
210      {      {
211              dmsg(1,("Calibrating profiler..."));          dmsg(1,("Calibrating profiler..."));
212              gig::Profiler::Calibrate();          LinuxSampler::gig::Profiler::Calibrate();
213              gig::Profiler::Reset();          LinuxSampler::gig::Profiler::Reset();
214              dmsg(1,("OK\n"));          LinuxSampler::gig::Profiler::enable();
215            dmsg(1,("OK\n"));
216      }      }
217    
218      printf("LinuxSampler initialization completed.\n");      printf("LinuxSampler initialization completed. :-)\n\n");
219        
220        if (ExecAfterInit != "") {
221            printf("Executing command: %s\n\n", ExecAfterInit.c_str());
222            if (system(ExecAfterInit.c_str()) == -1) {
223                std::cerr << "Failed to execute the command" << std::endl;
224            }
225        }
226    
227      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)
228      rtEvents.push_back(LSCPEvent::event_voice_count);  #if defined(__APPLE__)
229      rtEvents.push_back(LSCPEvent::event_stream_count);      g_mainThreadCallbackSupported = true;
230      rtEvents.push_back(LSCPEvent::event_buffer_fill);  #endif
231    
232        while (atomic_read(&running)) {
233            if (bPrintStatistics) {
234                const std::set<Engine*>& engines = EngineFactory::EngineInstances();
235                std::set<Engine*>::iterator itEngine = engines.begin();
236                for (int i = 0; itEngine != engines.end(); itEngine++, i++) {
237                    Engine* pEngine = *itEngine;
238                    printf("Engine %d) Voices: %3.3d (Max: %3.3d) Streams: %3.3d (Max: %3.3d)\n", i,
239                        pEngine->VoiceCount(), pEngine->VoiceCountMax(),
240                        pEngine->DiskStreamCount(), pEngine->DiskStreamCountMax()
241                    );
242                    fflush(stdout);
243                }
244            }
245    
246      while(true)          sleep(1);
247      {          if (profile)
248        /*printf("Voices: %3.3d (Max: %3.3d) Streams: %3.3d (Max: %3.3d, Unused: %3.3d)\r",          {
249              pEngine->ActiveVoiceCount, pEngine->ActiveVoiceCountMax,              unsigned int samplingFreq = 48000; //FIXME: hardcoded for now
250              pEngine->pDiskThread->ActiveStreamCount, pEngine->pDiskThread->ActiveStreamCountMax, Stream::GetUnusedStreams());              unsigned int bv = LinuxSampler::gig::Profiler::GetBogoVoices(samplingFreq);
251        fflush(stdout);*/              if (bv != 0)
252        sleep(1);              {
253        if (profile)                  printf("       BogoVoices: %i         \r", bv);
254        {                  fflush(stdout);
255                unsigned int samplingFreq = 48000; //FIXME: hardcoded for now              }
256                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();  
       }  
257    
258            pSampler->fireStatistics();
259            
260            //TODO: (hopefully) just a temporary nasty hack for launching gigedit on the main thread on Mac (see comments in gigedit.cpp for details)
261            #if defined(__APPLE__)
262            if (g_fireMainThreadCallback && g_mainThreadCallback) {
263                void (*fn)(void* info) = g_mainThreadCallback;
264                void* info = g_mainThreadCallbackInfo;
265                g_mainThreadCallbackInfo = NULL;
266                g_mainThreadCallback     = NULL;
267                g_fireMainThreadCallback = false;
268                printf("Received main thread callback, calling now ...\n"); fflush(stdout);
269                (*fn)(info);
270                printf("Main thread callback executed.\n"); fflush(stdout);
271            }
272            #endif
273      }      }
274    //#endif
275        if (pLSCPServer) pLSCPServer->StopThread();
276        // the delete order here is important: the Sampler
277        // destructor sends notifications to the lscpserver
278        if (pSampler) delete pSampler;
279        if (pLSCPServer) delete pLSCPServer;
280        printf("LinuxSampler stopped due to SIGINT.\n");
281      return EXIT_SUCCESS;      return EXIT_SUCCESS;
282  }  }
283    
284  void signal_handler(int iSignal) {  void signal_handler(int iSignal) {
285      switch (iSignal) {      switch (iSignal) {
286          case SIGINT: {          case SIGINT:
287              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);  
             }  
288              return;              return;
289          }          #if defined(WIN32)
290            // FIXME: under WIN32 we ignore the signals below due to the missing sigaction call
291            #else
292          case SIGSEGV:          case SIGSEGV:
293              std::cerr << ">>> FATAL ERROR: Segmentation fault (SIGSEGV) occured! <<<\n" << std::flush;              std::cerr << ">>> FATAL ERROR: Segmentation fault (SIGSEGV) occured! <<<\n" << std::flush;
294              break;              break;
# Line 186  void signal_handler(int iSignal) { Line 307  void signal_handler(int iSignal) {
307          case SIGUSR2:          case SIGUSR2:
308              std::cerr << ">>> User defined signal 2 (SIGUSR2) received <<<\n" << std::flush;              std::cerr << ">>> User defined signal 2 (SIGUSR2) received <<<\n" << std::flush;
309              break;              break;
310            #endif
311          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
312              std::cerr << ">>> FATAL ERROR: Unknown signal received! <<<\n" << std::flush;              std::cerr << ">>> FATAL ERROR: Unknown signal received! <<<\n" << std::flush;
313              break;              break;
314          }          }
315      }      }
316      signal(iSignal, SIG_DFL); // Reinstall default handler to prevent race conditions      signal(iSignal, SIG_DFL); // Reinstall default handler to prevent race conditions
317      std::cerr << "Showing stack trace...\n" << std::flush;      if (bShowStackTrace) {
318      StackTrace();          std::cerr << "Showing stack trace...\n" << std::flush;
319      sleep(2);          #if !AC_APPLE_UNIVERSAL_BUILD
320            StackTrace();
321            #endif
322            sleep(2);
323        }
324      std::cerr << "Killing LinuxSampler...\n" << std::flush;      std::cerr << "Killing LinuxSampler...\n" << std::flush;
325      kill_app(); // Use abort() if we want to generate a core dump.      kill_app(); // Use abort() if we want to generate a core dump.
326  }  }
327    
328  void kill_app() {  void kill_app() {
329      kill(main_thread, SIGKILL);      #if defined(WIN32)
330        // FIXME: do we need to do anything at this point under WIN32 ?  is exit(0) ok ?
331        exit(0);
332        #else
333        kill(main_pid, SIGKILL);
334        #endif
335  }  }
336    
337  void parse_options(int argc, char **argv) {  void parse_options(int argc, char **argv) {
# Line 212  void parse_options(int argc, char **argv Line 343  void parse_options(int argc, char **argv
343              {"version",0,0,0},              {"version",0,0,0},
344              {"profile",0,0,0},              {"profile",0,0,0},
345              {"no-tune",0,0,0},              {"no-tune",0,0,0},
346                {"statistics",0,0,0},
347                {"instruments-db-location",1,0,0},
348                {"create-instruments-db",1,0,0},
349                {"lscp-addr",1,0,0},
350                {"lscp-port",1,0,0},
351                {"stacktrace",0,0,0},
352                {"exec-after-init",1,0,0},
353              {0,0,0,0}              {0,0,0,0}
354          };          };
355    
# Line 226  void parse_options(int argc, char **argv Line 364  void parse_options(int argc, char **argv
364              switch(option_index) {              switch(option_index) {
365                  case 0: // --help                  case 0: // --help
366                      printf("usage: linuxsampler [OPTIONS]\n\n");                      printf("usage: linuxsampler [OPTIONS]\n\n");
367                      printf("--help             prints this message\n");                      printf("--help                      prints this message\n");
368                      printf("--version          prints version information\n");                      printf("--version                   prints version information\n");
369                      printf("--profile          profile synthesis algorithms\n");                      printf("--profile                   profile synthesis algorithms\n");
370                      printf("--no-tune          disable assembly optimization\n");                      printf("--no-tune                   disable assembly optimization\n");
371                        printf("--statistics                periodically prints statistics\n");
372                        printf("--lscp-addr                 set LSCP address (default: any)\n");
373                        printf("--lscp-port                 set LSCP port (default: 8888)\n");
374                        printf("--create-instruments-db     creates an instruments DB\n");
375                        printf("--instruments-db-location   specifies the instruments DB file\n");
376                        printf("--stacktrace                automatically shows stacktrace if crashes\n");
377                        printf("                            (broken on most systems at the moment)\n");
378                        printf("--exec-after-init           executes a command after initialization\n");
379                      exit(EXIT_SUCCESS);                      exit(EXIT_SUCCESS);
380                      break;                      break;
381                  case 1: // --version                  case 1: // --version
# Line 237  void parse_options(int argc, char **argv Line 383  void parse_options(int argc, char **argv
383                      exit(EXIT_SUCCESS);                      exit(EXIT_SUCCESS);
384                      break;                      break;
385                  case 2: // --profile                  case 2: // --profile
386                      profile = true;                      profile = true;
387                        //FIXME: profiling code is currently broken!
388                        std::cerr << "Option '--profile' is currently not supported, since the profiling code is currently broken!"  << std::endl;
389                        exit(EXIT_FAILURE);
390                      break;                      break;
391                  case 3: // --no-tune                  case 3: // --no-tune
392                      tune = false;                      tune = false;
393                        break;
394                    case 4: // --statistics
395                        bPrintStatistics = true;
396                        break;
397                    case 5: // --instruments-db-location
398    #if HAVE_SQLITE3
399                        try {
400                            if (optarg) {
401                                struct stat statBuf;
402                                int res = stat(optarg, &statBuf);
403    
404                                if (res) {
405                                    std::stringstream ss;
406                                    ss << "Failed to stat `" << optarg << "`: " << strerror(errno);
407                                    throw Exception(ss.str());
408                                }
409    
410                                if (!S_ISREG(statBuf.st_mode)) {
411                                    std::stringstream ss;
412                                    ss << "`" << optarg << "` is not a regular file";
413                                    throw Exception(ss.str());
414                                }
415    
416                                InstrumentsDb::GetInstrumentsDb()->SetDbFile(String(optarg));
417                            }
418                        } catch(Exception e) {
419                            std::cerr << "Could not open instruments DB file: "
420                                      << e.Message() << std::endl;
421                            exit(EXIT_FAILURE);
422                        }
423                        break;
424    #else
425                        std::cerr << "LinuxSampler was not build with ";
426                        std::cerr << "instruments database support!\n";
427                        exit(EXIT_FAILURE);
428                        break;
429    #endif
430                    case 6: // --create-instruments-db
431    #if HAVE_SQLITE3
432                        try {
433                            if (optarg) {
434                                std::cout << "Creating instruments database..." << std::endl;
435                                InstrumentsDb::CreateInstrumentsDb(String(optarg));
436                                std::cout << "Done" << std::endl;
437                            }
438                        } catch(Exception e) {
439                            std::cerr << e.Message() << std::endl;
440                            exit(EXIT_FAILURE);
441                            return;
442                        }
443    
444                        exit(EXIT_SUCCESS);
445                        return;
446    #else
447                        std::cerr << "Failed to create the database. LinuxSampler was ";
448                        std::cerr << "not build with instruments database support!\n";
449                        exit(EXIT_FAILURE);
450                        return;
451    #endif
452                    case 7: { // --lscp-addr
453                        struct in_addr addr;
454                        if (inet_aton(optarg, &addr) == 0)
455                            printf("WARNING: Failed to parse lscp-addr argument, ignoring!\n");
456                        else
457                            lscp_addr = addr.s_addr;
458                        break;
459                    }
460                    case 8: {// --lscp-port
461                        long unsigned int port = 0;
462                        if ((sscanf(optarg, "%lu", &port) != 1) || (port == 0) || (port > 65535))
463                            printf("WARNING: Failed to parse lscp-port argument, ignoring!\n");
464                        else
465                            lscp_port = htons(port);
466                        break;
467                    }
468                    case 9: // --stacktrace
469                        bShowStackTrace = true;
470                        break;
471                    case 10: // --exec-after-init
472                        ExecAfterInit = optarg;
473                      break;                      break;
474              }              }
475          }          }
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