/[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 2500 by schoenebeck, Fri Jan 10 12:20:05 2014 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) 2005-2014 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) 2005-2014 Christian Schoenebeck\n"));
123    
124      if (tune)      #if defined(WIN32)
125      {      #if 0
126              // detect and print system / CPU specific features      // some WIN32 memory info code which tries to determine the maximum lockable amount of memory (for debug purposes)
127              String sFeatures;      SYSTEM_INFO siSysInfo;
128              Features::detect();      long physical_memory;
129  #if ARCH_X86      GetSystemInfo(&siSysInfo);
130              if (Features::supportsMMX()) sFeatures += " MMX";      dmsg(2,("page size=%d\n", siSysInfo.dwPageSize));
131              if (Features::supportsSSE()) sFeatures += " SSE";  
132  #endif // ARCH_X86      MEMORYSTATUSEX statex;
133              if (!sFeatures.size()) sFeatures = " None";          statex.dwLength = sizeof (statex);
134              dmsg(1,("Detected features:%s\n",sFeatures.c_str()));      GlobalMemoryStatusEx (&statex);
135        dmsg(2, ("There are %*I64d total Kbytes of physical memory.\n",
136              8, statex.ullTotalPhys));
137        dmsg(2, ("There are %*I64d free Kbytes of physical memory.\n",
138              8, statex.ullAvailPhys));
139        physical_memory = statex.ullTotalPhys;
140    
141        HANDLE hProcess = GetCurrentProcess();
142    
143        unsigned long MinimumWorkingSetSize, MaximumWorkingSetSize;
144        unsigned long DefaultMinimumWorkingSetSize, DefaultMaximumWorkingSetSize;
145        unsigned long RequestedMinimumWorkingSetSize, RequestedMaximumWorkingSetSize;
146        int res;
147    
148        res = GetProcessWorkingSetSize(hProcess, &DefaultMinimumWorkingSetSize, &DefaultMaximumWorkingSetSize);
149    
150        RequestedMaximumWorkingSetSize = physical_memory - 2*1024*1024;
151        RequestedMinimumWorkingSetSize = RequestedMaximumWorkingSetSize;
152    
153        for(;;) {
154            dmsg(2,("TRYING VALUES  RequestedMinimumWorkingSetSize=%d, RequestedMaximumWorkingSetSize=%d\n", RequestedMinimumWorkingSetSize, RequestedMaximumWorkingSetSize));
155            res = SetProcessWorkingSetSize(hProcess, RequestedMinimumWorkingSetSize, RequestedMaximumWorkingSetSize);
156            dmsg(2,("AFTER SET: res = %d  RequestedMinimumWorkingSetSize=%d, RequestedMaximumWorkingSetSize=%d\n", res,RequestedMinimumWorkingSetSize, RequestedMaximumWorkingSetSize));
157    
158            res = GetProcessWorkingSetSize(hProcess, &MinimumWorkingSetSize, &MaximumWorkingSetSize);
159            dmsg(2,("AFTER GET: res = %d  MinimumWorkingSetSize=%d, MaximumWorkingSetSize=%d\n", res,MinimumWorkingSetSize, MaximumWorkingSetSize));
160    
161            if( RequestedMinimumWorkingSetSize == MinimumWorkingSetSize ) {
162                dmsg(2,("RequestedMinimumWorkingSetSize == MinimumWorkingSetSize. OK !\n"));
163                break;
164            }
165    
166            RequestedMinimumWorkingSetSize -=  10*1024*1024;
167            if(RequestedMinimumWorkingSetSize < DefaultMinimumWorkingSetSize) break;
168      }      }
169    
170        dmsg(2,("AFTER GetProcessWorkingSetSize: res = %d  MinimumWorkingSetSize=%d, MaximumWorkingSetSize=%d\n", res,MinimumWorkingSetSize, MaximumWorkingSetSize));
171        #endif
172        #endif // WIN32
173    
174        if (tune) {
175            // detect and print system / CPU specific features
176            Features::detect();
177            dmsg(1,("Detected features: %s\n", Features::featuresAsString().c_str()));
178            // prevent slow denormal FPU modes
179            Features::enableDenormalsAreZeroMode();
180        }
181    
182        dmsg(1,("Automatic Stacktrace: %s\n", (bShowStackTrace) ? "On" : "Off"));
183    
184      // create LinuxSampler instance      // create LinuxSampler instance
185      dmsg(1,("Creating Sampler..."));      dmsg(1,("Creating Sampler..."));
186      pSampler = new Sampler;      pSampler = new Sampler;
187      dmsg(1,("OK\n"));      dmsg(1,("OK\n"));
188    
189        dmsg(1,("Registered sampler engines: %s\n", EngineFactory::AvailableEngineTypesAsString().c_str()));
190      dmsg(1,("Registered MIDI input drivers: %s\n", MidiInputDeviceFactory::AvailableDriversAsString().c_str()));      dmsg(1,("Registered MIDI input drivers: %s\n", MidiInputDeviceFactory::AvailableDriversAsString().c_str()));
191      dmsg(1,("Registered audio output drivers: %s\n", AudioOutputDeviceFactory::AvailableDriversAsString().c_str()));      dmsg(1,("Registered audio output drivers: %s\n", AudioOutputDeviceFactory::AvailableDriversAsString().c_str()));
192        dmsg(1,("Registered instrument editors: %s\n", InstrumentEditorFactory::AvailableEditorsAsString().c_str()));
193        dmsg(1,("Registered internal effect systems: %s\n", EffectFactory::AvailableEffectSystemsAsString().c_str()));
194        dmsg(1,("Registered internal effects: %d\n", EffectFactory::AvailableEffectsCount()));
195    
196      // start LSCP network server      // start LSCP network server
197      dmsg(1,("Starting LSCP network server (on TCP port %d)...", LSCP_PORT));      struct in_addr addr;
198      pLSCPServer = new LSCPServer(pSampler);      addr.s_addr = lscp_addr;
199        dmsg(1,("Starting LSCP network server (%s:%d)...", inet_ntoa(addr), ntohs(lscp_port)));
200        pLSCPServer = new LSCPServer(pSampler, lscp_addr, lscp_port);
201      pLSCPServer->StartThread();      pLSCPServer->StartThread();
202      pLSCPServer->WaitUntilInitialized();      pLSCPServer->WaitUntilInitialized();
203      dmsg(1,("OK\n"));      dmsg(1,("OK\n"));
204    
205      if (profile)      if (profile)
206      {      {
207              dmsg(1,("Calibrating profiler..."));          dmsg(1,("Calibrating profiler..."));
208              gig::Profiler::Calibrate();          LinuxSampler::gig::Profiler::Calibrate();
209              gig::Profiler::Reset();          LinuxSampler::gig::Profiler::Reset();
210              dmsg(1,("OK\n"));          LinuxSampler::gig::Profiler::enable();
211            dmsg(1,("OK\n"));
212      }      }
213    
214      printf("LinuxSampler initialization completed.\n");      printf("LinuxSampler initialization completed. :-)\n\n");
215        
216        if (ExecAfterInit != "") {
217            printf("Executing command: %s\n\n", ExecAfterInit.c_str());
218            if (system(ExecAfterInit.c_str()) == -1) {
219                std::cerr << "Failed to execute the command" << std::endl;
220            }
221        }
222    
223      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)
224      rtEvents.push_back(LSCPEvent::event_voice_count);  #if defined(__APPLE__)
225      rtEvents.push_back(LSCPEvent::event_stream_count);      g_mainThreadCallbackSupported = true;
226      rtEvents.push_back(LSCPEvent::event_buffer_fill);  #endif
227    
228        while (atomic_read(&running)) {
229            if (bPrintStatistics) {
230                const std::set<Engine*>& engines = EngineFactory::EngineInstances();
231                std::set<Engine*>::iterator itEngine = engines.begin();
232                for (int i = 0; itEngine != engines.end(); itEngine++, i++) {
233                    Engine* pEngine = *itEngine;
234                    printf("Engine %d) Voices: %3.3d (Max: %3.3d) Streams: %3.3d (Max: %3.3d)\n", i,
235                        pEngine->VoiceCount(), pEngine->VoiceCountMax(),
236                        pEngine->DiskStreamCount(), pEngine->DiskStreamCountMax()
237                    );
238                    fflush(stdout);
239                }
240            }
241    
242      while(true)          sleep(1);
243      {          if (profile)
244        /*printf("Voices: %3.3d (Max: %3.3d) Streams: %3.3d (Max: %3.3d, Unused: %3.3d)\r",          {
245              pEngine->ActiveVoiceCount, pEngine->ActiveVoiceCountMax,              unsigned int samplingFreq = 48000; //FIXME: hardcoded for now
246              pEngine->pDiskThread->ActiveStreamCount, pEngine->pDiskThread->ActiveStreamCountMax, Stream::GetUnusedStreams());              unsigned int bv = LinuxSampler::gig::Profiler::GetBogoVoices(samplingFreq);
247        fflush(stdout);*/              if (bv != 0)
248        sleep(1);              {
249        if (profile)                  printf("       BogoVoices: %i         \r", bv);
250        {                  fflush(stdout);
251                unsigned int samplingFreq = 48000; //FIXME: hardcoded for now              }
252                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();  
       }  
253    
254            pSampler->fireStatistics();
255            
256            //TODO: (hopefully) just a temporary nasty hack for launching gigedit on the main thread on Mac (see comments in gigedit.cpp for details)
257            #if defined(__APPLE__)
258            if (g_fireMainThreadCallback && g_mainThreadCallback) {
259                void (*fn)(void* info) = g_mainThreadCallback;
260                void* info = g_mainThreadCallbackInfo;
261                g_mainThreadCallbackInfo = NULL;
262                g_mainThreadCallback     = NULL;
263                g_fireMainThreadCallback = false;
264                printf("Received main thread callback, calling now ...\n"); fflush(stdout);
265                (*fn)(info);
266                printf("Main thread callback executed.\n"); fflush(stdout);
267            }
268            #endif
269      }      }
270    //#endif
271        if (pLSCPServer) pLSCPServer->StopThread();
272        // the delete order here is important: the Sampler
273        // destructor sends notifications to the lscpserver
274        if (pSampler) delete pSampler;
275        if (pLSCPServer) delete pLSCPServer;
276        printf("LinuxSampler stopped due to SIGINT.\n");
277      return EXIT_SUCCESS;      return EXIT_SUCCESS;
278  }  }
279    
280  void signal_handler(int iSignal) {  void signal_handler(int iSignal) {
281      switch (iSignal) {      switch (iSignal) {
282          case SIGINT: {          case SIGINT:
283              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);  
             }  
284              return;              return;
285          }          #if defined(WIN32)
286            // FIXME: under WIN32 we ignore the signals below due to the missing sigaction call
287            #else
288          case SIGSEGV:          case SIGSEGV:
289              std::cerr << ">>> FATAL ERROR: Segmentation fault (SIGSEGV) occured! <<<\n" << std::flush;              std::cerr << ">>> FATAL ERROR: Segmentation fault (SIGSEGV) occured! <<<\n" << std::flush;
290              break;              break;
# Line 186  void signal_handler(int iSignal) { Line 303  void signal_handler(int iSignal) {
303          case SIGUSR2:          case SIGUSR2:
304              std::cerr << ">>> User defined signal 2 (SIGUSR2) received <<<\n" << std::flush;              std::cerr << ">>> User defined signal 2 (SIGUSR2) received <<<\n" << std::flush;
305              break;              break;
306            #endif
307          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
308              std::cerr << ">>> FATAL ERROR: Unknown signal received! <<<\n" << std::flush;              std::cerr << ">>> FATAL ERROR: Unknown signal received! <<<\n" << std::flush;
309              break;              break;
310          }          }
311      }      }
312      signal(iSignal, SIG_DFL); // Reinstall default handler to prevent race conditions      signal(iSignal, SIG_DFL); // Reinstall default handler to prevent race conditions
313      std::cerr << "Showing stack trace...\n" << std::flush;      if (bShowStackTrace) {
314      StackTrace();          std::cerr << "Showing stack trace...\n" << std::flush;
315      sleep(2);          StackTrace();
316            sleep(2);
317        }
318      std::cerr << "Killing LinuxSampler...\n" << std::flush;      std::cerr << "Killing LinuxSampler...\n" << std::flush;
319      kill_app(); // Use abort() if we want to generate a core dump.      kill_app(); // Use abort() if we want to generate a core dump.
320  }  }
321    
322  void kill_app() {  void kill_app() {
323      kill(main_thread, SIGKILL);      #if defined(WIN32)
324        // FIXME: do we need to do anything at this point under WIN32 ?  is exit(0) ok ?
325        exit(0);
326        #else
327        kill(main_pid, SIGKILL);
328        #endif
329  }  }
330    
331  void parse_options(int argc, char **argv) {  void parse_options(int argc, char **argv) {
# Line 212  void parse_options(int argc, char **argv Line 337  void parse_options(int argc, char **argv
337              {"version",0,0,0},              {"version",0,0,0},
338              {"profile",0,0,0},              {"profile",0,0,0},
339              {"no-tune",0,0,0},              {"no-tune",0,0,0},
340                {"statistics",0,0,0},
341                {"instruments-db-location",1,0,0},
342                {"create-instruments-db",1,0,0},
343                {"lscp-addr",1,0,0},
344                {"lscp-port",1,0,0},
345                {"stacktrace",0,0,0},
346                {"exec-after-init",1,0,0},
347              {0,0,0,0}              {0,0,0,0}
348          };          };
349    
# Line 226  void parse_options(int argc, char **argv Line 358  void parse_options(int argc, char **argv
358              switch(option_index) {              switch(option_index) {
359                  case 0: // --help                  case 0: // --help
360                      printf("usage: linuxsampler [OPTIONS]\n\n");                      printf("usage: linuxsampler [OPTIONS]\n\n");
361                      printf("--help             prints this message\n");                      printf("--help                      prints this message\n");
362                      printf("--version          prints version information\n");                      printf("--version                   prints version information\n");
363                      printf("--profile          profile synthesis algorithms\n");                      printf("--profile                   profile synthesis algorithms\n");
364                      printf("--no-tune          disable assembly optimization\n");                      printf("--no-tune                   disable assembly optimization\n");
365                        printf("--statistics                periodically prints statistics\n");
366                        printf("--lscp-addr                 set LSCP address (default: any)\n");
367                        printf("--lscp-port                 set LSCP port (default: 8888)\n");
368                        printf("--create-instruments-db     creates an instruments DB\n");
369                        printf("--instruments-db-location   specifies the instruments DB file\n");
370                        printf("--stacktrace                automatically shows stacktrace if crashes\n");
371                        printf("                            (broken on most systems at the moment)\n");
372                        printf("--exec-after-init           executes a command after initialization\n");
373                      exit(EXIT_SUCCESS);                      exit(EXIT_SUCCESS);
374                      break;                      break;
375                  case 1: // --version                  case 1: // --version
# Line 237  void parse_options(int argc, char **argv Line 377  void parse_options(int argc, char **argv
377                      exit(EXIT_SUCCESS);                      exit(EXIT_SUCCESS);
378                      break;                      break;
379                  case 2: // --profile                  case 2: // --profile
380                      profile = true;                      profile = true;
381                        //FIXME: profiling code is currently broken!
382                        std::cerr << "Option '--profile' is currently not supported, since the profiling code is currently broken!"  << std::endl;
383                        exit(EXIT_FAILURE);
384                      break;                      break;
385                  case 3: // --no-tune                  case 3: // --no-tune
386                      tune = false;                      tune = false;
387                        break;
388                    case 4: // --statistics
389                        bPrintStatistics = true;
390                        break;
391                    case 5: // --instruments-db-location
392    #if HAVE_SQLITE3
393                        try {
394                            if (optarg) {
395                                struct stat statBuf;
396                                int res = stat(optarg, &statBuf);
397    
398                                if (res) {
399                                    std::stringstream ss;
400                                    ss << "Failed to stat `" << optarg << "`: " << strerror(errno);
401                                    throw Exception(ss.str());
402                                }
403    
404                                if (!S_ISREG(statBuf.st_mode)) {
405                                    std::stringstream ss;
406                                    ss << "`" << optarg << "` is not a regular file";
407                                    throw Exception(ss.str());
408                                }
409    
410                                InstrumentsDb::GetInstrumentsDb()->SetDbFile(String(optarg));
411                            }
412                        } catch(Exception e) {
413                            std::cerr << "Could not open instruments DB file: "
414                                      << e.Message() << std::endl;
415                            exit(EXIT_FAILURE);
416                        }
417                        break;
418    #else
419                        std::cerr << "LinuxSampler was not build with ";
420                        std::cerr << "instruments database support!\n";
421                        exit(EXIT_FAILURE);
422                        break;
423    #endif
424                    case 6: // --create-instruments-db
425    #if HAVE_SQLITE3
426                        try {
427                            if (optarg) {
428                                std::cout << "Creating instruments database..." << std::endl;
429                                InstrumentsDb::CreateInstrumentsDb(String(optarg));
430                                std::cout << "Done" << std::endl;
431                            }
432                        } catch(Exception e) {
433                            std::cerr << e.Message() << std::endl;
434                            exit(EXIT_FAILURE);
435                            return;
436                        }
437    
438                        exit(EXIT_SUCCESS);
439                        return;
440    #else
441                        std::cerr << "Failed to create the database. LinuxSampler was ";
442                        std::cerr << "not build with instruments database support!\n";
443                        exit(EXIT_FAILURE);
444                        return;
445    #endif
446                    case 7: { // --lscp-addr
447                        struct in_addr addr;
448                        if (inet_aton(optarg, &addr) == 0)
449                            printf("WARNING: Failed to parse lscp-addr argument, ignoring!\n");
450                        else
451                            lscp_addr = addr.s_addr;
452                        break;
453                    }
454                    case 8: {// --lscp-port
455                        long unsigned int port = 0;
456                        if ((sscanf(optarg, "%u", &port) != 1) || (port == 0) || (port > 65535))
457                            printf("WARNING: Failed to parse lscp-port argument, ignoring!\n");
458                        else
459                            lscp_port = htons(port);
460                        break;
461                    }
462                    case 9: // --stacktrace
463                        bShowStackTrace = true;
464                        break;
465                    case 10: // --exec-after-init
466                        ExecAfterInit = optarg;
467                      break;                      break;
468              }              }
469          }          }
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