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schoenebeck |
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/*************************************************************************** |
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* * |
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* LinuxSampler - modular, streaming capable sampler * |
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* * |
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persson |
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* Copyright (C) 2003-2004 by Benno Senoner and Christian Schoenebeck * |
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schoenebeck |
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* Copyright (C) 2005-2009 Christian Schoenebeck * |
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schoenebeck |
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* * |
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* This program is free software; you can redistribute it and/or modify * |
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* it under the terms of the GNU General Public License as published by * |
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* the Free Software Foundation; either version 2 of the License, or * |
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* (at your option) any later version. * |
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* * |
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* This program is distributed in the hope that it will be useful, * |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of * |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * |
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* GNU General Public License for more details. * |
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* * |
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* You should have received a copy of the GNU General Public License * |
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* along with this program; if not, write to the Free Software * |
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, * |
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* MA 02111-1307 USA * |
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***************************************************************************/ |
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#include <getopt.h> |
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#include <signal.h> |
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senoner |
1502 |
#if defined(WIN32) |
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// require at least Windows 2000 for the GlobalMemoryStatusEx() call |
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#define _WIN32_WINNT 0x0500 |
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#endif |
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schoenebeck |
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#include "Sampler.h" |
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schoenebeck |
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#include "common/global_private.h" |
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schoenebeck |
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#include "engines/EngineFactory.h" |
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schoenebeck |
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#include "plugins/InstrumentEditorFactory.h" |
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schoenebeck |
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#include "drivers/midi/MidiInputDeviceFactory.h" |
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schoenebeck |
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#include "drivers/audio/AudioOutputDeviceFactory.h" |
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senkov |
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#include "engines/gig/Profiler.h" |
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schoenebeck |
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#include "network/lscpserver.h" |
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schoenebeck |
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#include "common/stacktrace.h" |
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schoenebeck |
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#include "common/Features.h" |
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persson |
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#include "common/atomic.h" |
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schoenebeck |
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schoenebeck |
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using namespace LinuxSampler; |
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schoenebeck |
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Sampler* pSampler = NULL; |
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LSCPServer* pLSCPServer = NULL; |
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senoner |
1502 |
#if defined(WIN32) |
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// inet_aton seems missing under WIN32 |
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#ifndef INADDR_NONE |
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#define INADDR_NONE 0xffffffff |
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#endif |
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int inet_aton(const char *cp, struct in_addr *addr) |
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{ |
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addr->s_addr = inet_addr(cp); |
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return (addr->s_addr == INADDR_NONE) ? 0 : 1; |
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} |
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#else |
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wylder |
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pid_t main_pid; |
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senoner |
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#endif |
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schoenebeck |
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bool bPrintStatistics = false; |
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senkov |
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bool profile = false; |
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bool tune = true; |
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schoenebeck |
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static bool bShowStackTrace = false; |
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senkov |
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unsigned long int lscp_addr; |
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unsigned short int lscp_port; |
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schoenebeck |
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void parse_options(int argc, char **argv); |
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void signal_handler(int signal); |
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schoenebeck |
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void kill_app(); |
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persson |
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static atomic_t running = ATOMIC_INIT(1); |
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schoenebeck |
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int main(int argc, char **argv) { |
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schoenebeck |
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lscp_addr = htonl(LSCP_ADDR); |
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lscp_port = htons(LSCP_PORT); |
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#if !defined(WIN32) |
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main_pid = getpid(); |
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#endif |
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// parse and assign command line options |
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parse_options(argc, argv); |
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// setting signal handler for catching SIGINT (thus e.g. <CTRL><C>) |
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signal(SIGINT, signal_handler); |
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schoenebeck |
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// initialize the stack trace mechanism with our binary file |
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schoenebeck |
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// (if requested by command line option) |
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if (bShowStackTrace) { |
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#if defined(WIN32) |
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// FIXME: sigaction() not supported on WIN32, we ignore it for now |
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#else |
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StackTraceInit(argv[0], -1); |
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// register signal handler for all unusual signals |
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// (we will print the stack trace and exit) |
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struct sigaction sact; |
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sigemptyset(&sact.sa_mask); |
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sact.sa_flags = 0; |
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sact.sa_handler = signal_handler; |
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sigaction(SIGSEGV, &sact, NULL); |
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sigaction(SIGBUS, &sact, NULL); |
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sigaction(SIGILL, &sact, NULL); |
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sigaction(SIGFPE, &sact, NULL); |
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sigaction(SIGUSR1, &sact, NULL); |
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sigaction(SIGUSR2, &sact, NULL); |
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#endif |
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} |
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schoenebeck |
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|
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schoenebeck |
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dmsg(1,("LinuxSampler %s\n", VERSION)); |
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dmsg(1,("Copyright (C) 2003,2004 by Benno Senoner and Christian Schoenebeck\n")); |
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dmsg(1,("Copyright (C) 2005-2009 Christian Schoenebeck\n")); |
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senoner |
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#if defined(WIN32) |
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persson |
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#if 0 |
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senoner |
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// some WIN32 memory info code which tries to determine the maximum lockable amount of memory (for debug purposes) |
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SYSTEM_INFO siSysInfo; |
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long physical_memory; |
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GetSystemInfo(&siSysInfo); |
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persson |
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dmsg(2,("page size=%d\n", siSysInfo.dwPageSize)); |
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senoner |
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MEMORYSTATUSEX statex; |
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statex.dwLength = sizeof (statex); |
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GlobalMemoryStatusEx (&statex); |
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persson |
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dmsg(2, ("There are %*I64d total Kbytes of physical memory.\n", |
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senoner |
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8, statex.ullTotalPhys)); |
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persson |
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dmsg(2, ("There are %*I64d free Kbytes of physical memory.\n", |
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senoner |
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8, statex.ullAvailPhys)); |
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physical_memory = statex.ullTotalPhys; |
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HANDLE hProcess = GetCurrentProcess(); |
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unsigned long MinimumWorkingSetSize, MaximumWorkingSetSize; |
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unsigned long DefaultMinimumWorkingSetSize, DefaultMaximumWorkingSetSize; |
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unsigned long RequestedMinimumWorkingSetSize, RequestedMaximumWorkingSetSize; |
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int res; |
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res = GetProcessWorkingSetSize(hProcess, &DefaultMinimumWorkingSetSize, &DefaultMaximumWorkingSetSize); |
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RequestedMaximumWorkingSetSize = physical_memory - 2*1024*1024; |
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RequestedMinimumWorkingSetSize = RequestedMaximumWorkingSetSize; |
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for(;;) { |
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dmsg(2,("TRYING VALUES RequestedMinimumWorkingSetSize=%d, RequestedMaximumWorkingSetSize=%d\n", RequestedMinimumWorkingSetSize, RequestedMaximumWorkingSetSize)); |
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res = SetProcessWorkingSetSize(hProcess, RequestedMinimumWorkingSetSize, RequestedMaximumWorkingSetSize); |
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dmsg(2,("AFTER SET: res = %d RequestedMinimumWorkingSetSize=%d, RequestedMaximumWorkingSetSize=%d\n", res,RequestedMinimumWorkingSetSize, RequestedMaximumWorkingSetSize)); |
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res = GetProcessWorkingSetSize(hProcess, &MinimumWorkingSetSize, &MaximumWorkingSetSize); |
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dmsg(2,("AFTER GET: res = %d MinimumWorkingSetSize=%d, MaximumWorkingSetSize=%d\n", res,MinimumWorkingSetSize, MaximumWorkingSetSize)); |
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if( RequestedMinimumWorkingSetSize == MinimumWorkingSetSize ) { |
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dmsg(2,("RequestedMinimumWorkingSetSize == MinimumWorkingSetSize. OK !\n")); |
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break; |
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} |
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RequestedMinimumWorkingSetSize -= 10*1024*1024; |
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if(RequestedMinimumWorkingSetSize < DefaultMinimumWorkingSetSize) break; |
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} |
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persson |
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dmsg(2,("AFTER GetProcessWorkingSetSize: res = %d MinimumWorkingSetSize=%d, MaximumWorkingSetSize=%d\n", res,MinimumWorkingSetSize, MaximumWorkingSetSize)); |
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#endif |
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schoenebeck |
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#endif // WIN32 |
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senoner |
1502 |
|
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schoenebeck |
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if (tune) { |
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persson |
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// detect and print system / CPU specific features |
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Features::detect(); |
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schoenebeck |
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dmsg(1,("Detected features: %s\n", Features::featuresAsString().c_str())); |
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// prevent slow denormal FPU modes |
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Features::enableDenormalsAreZeroMode(); |
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senkov |
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} |
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schoenebeck |
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schoenebeck |
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dmsg(1,("Automatic Stacktrace: %s\n", (bShowStackTrace) ? "On" : "Off")); |
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schoenebeck |
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// create LinuxSampler instance |
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schoenebeck |
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dmsg(1,("Creating Sampler...")); |
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schoenebeck |
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pSampler = new Sampler; |
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schoenebeck |
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dmsg(1,("OK\n")); |
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schoenebeck |
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|
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schoenebeck |
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dmsg(1,("Registered sampler engines: %s\n", EngineFactory::AvailableEngineTypesAsString().c_str())); |
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schoenebeck |
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dmsg(1,("Registered MIDI input drivers: %s\n", MidiInputDeviceFactory::AvailableDriversAsString().c_str())); |
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schoenebeck |
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dmsg(1,("Registered audio output drivers: %s\n", AudioOutputDeviceFactory::AvailableDriversAsString().c_str())); |
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schoenebeck |
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dmsg(1,("Registered instrument editors: %s\n", InstrumentEditorFactory::AvailableEditorsAsString().c_str())); |
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schoenebeck |
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|
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schoenebeck |
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// start LSCP network server |
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senkov |
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struct in_addr addr; |
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addr.s_addr = lscp_addr; |
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dmsg(1,("Starting LSCP network server (%s:%d)...", inet_ntoa(addr), ntohs(lscp_port))); |
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pLSCPServer = new LSCPServer(pSampler, lscp_addr, lscp_port); |
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schoenebeck |
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pLSCPServer->StartThread(); |
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schoenebeck |
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pLSCPServer->WaitUntilInitialized(); |
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schoenebeck |
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dmsg(1,("OK\n")); |
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schoenebeck |
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senkov |
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if (profile) |
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{ |
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persson |
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dmsg(1,("Calibrating profiler...")); |
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iliev |
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LinuxSampler::gig::Profiler::Calibrate(); |
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LinuxSampler::gig::Profiler::Reset(); |
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LinuxSampler::gig::Profiler::enable(); |
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persson |
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dmsg(1,("OK\n")); |
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senkov |
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} |
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schoenebeck |
563 |
printf("LinuxSampler initialization completed. :-)\n\n"); |
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schoenebeck |
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persson |
1534 |
while (atomic_read(&running)) { |
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schoenebeck |
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if (bPrintStatistics) { |
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persson |
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const std::set<Engine*>& engines = EngineFactory::EngineInstances(); |
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schoenebeck |
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std::set<Engine*>::iterator itEngine = engines.begin(); |
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for (int i = 0; itEngine != engines.end(); itEngine++, i++) { |
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Engine* pEngine = *itEngine; |
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printf("Engine %d) Voices: %3.3d (Max: %3.3d) Streams: %3.3d (Max: %3.3d)\n", i, |
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pEngine->VoiceCount(), pEngine->VoiceCountMax(), |
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pEngine->DiskStreamCount(), pEngine->DiskStreamCountMax() |
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); |
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fflush(stdout); |
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} |
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} |
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persson |
425 |
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persson |
1534 |
sleep(1); |
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if (profile) |
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{ |
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unsigned int samplingFreq = 48000; //FIXME: hardcoded for now |
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unsigned int bv = LinuxSampler::gig::Profiler::GetBogoVoices(samplingFreq); |
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if (bv != 0) |
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{ |
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printf(" BogoVoices: %i \r", bv); |
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fflush(stdout); |
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} |
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} |
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persson |
425 |
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persson |
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pSampler->fireStatistics(); |
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senoner |
10 |
} |
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persson |
1534 |
if (pLSCPServer) pLSCPServer->StopThread(); |
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// the delete order here is important: the Sampler |
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// destructor sends notifications to the lscpserver |
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if (pSampler) delete pSampler; |
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if (pLSCPServer) delete pLSCPServer; |
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printf("LinuxSampler stopped due to SIGINT.\n"); |
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schoenebeck |
9 |
return EXIT_SUCCESS; |
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} |
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schoenebeck |
271 |
void signal_handler(int iSignal) { |
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switch (iSignal) { |
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persson |
1534 |
case SIGINT: |
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atomic_set(&running, 0); |
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schoenebeck |
271 |
return; |
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senoner |
1502 |
#if defined(WIN32) |
249 |
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// FIXME: under WIN32 we ignore the signals below due to the missing sigaction call |
250 |
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#else |
251 |
schoenebeck |
271 |
case SIGSEGV: |
252 |
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std::cerr << ">>> FATAL ERROR: Segmentation fault (SIGSEGV) occured! <<<\n" << std::flush; |
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break; |
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case SIGBUS: |
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std::cerr << ">>> FATAL ERROR: Access to undefined portion of a memory object (SIGBUS) occured! <<<\n" << std::flush; |
256 |
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break; |
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case SIGILL: |
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std::cerr << ">>> FATAL ERROR: Illegal instruction (SIGILL) occured! <<<\n" << std::flush; |
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break; |
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case SIGFPE: |
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std::cerr << ">>> FATAL ERROR: Erroneous arithmetic operation (SIGFPE) occured! <<<\n" << std::flush; |
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break; |
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case SIGUSR1: |
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std::cerr << ">>> User defined signal 1 (SIGUSR1) received <<<\n" << std::flush; |
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break; |
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case SIGUSR2: |
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std::cerr << ">>> User defined signal 2 (SIGUSR2) received <<<\n" << std::flush; |
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break; |
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senoner |
1502 |
#endif |
270 |
schoenebeck |
271 |
default: { // this should never happen, as we register for the signals we want |
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std::cerr << ">>> FATAL ERROR: Unknown signal received! <<<\n" << std::flush; |
272 |
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break; |
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} |
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schoenebeck |
9 |
} |
275 |
schoenebeck |
271 |
signal(iSignal, SIG_DFL); // Reinstall default handler to prevent race conditions |
276 |
schoenebeck |
1830 |
if (bShowStackTrace) { |
277 |
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std::cerr << "Showing stack trace...\n" << std::flush; |
278 |
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StackTrace(); |
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sleep(2); |
280 |
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} |
281 |
schoenebeck |
271 |
std::cerr << "Killing LinuxSampler...\n" << std::flush; |
282 |
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kill_app(); // Use abort() if we want to generate a core dump. |
283 |
schoenebeck |
9 |
} |
284 |
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285 |
schoenebeck |
271 |
void kill_app() { |
286 |
senoner |
1502 |
#if defined(WIN32) |
287 |
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// FIXME: do we need to do anything at this point under WIN32 ? is exit(0) ok ? |
288 |
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exit(0); |
289 |
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#else |
290 |
wylder |
816 |
kill(main_pid, SIGKILL); |
291 |
senoner |
1502 |
#endif |
292 |
schoenebeck |
271 |
} |
293 |
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294 |
senkov |
325 |
void parse_options(int argc, char **argv) { |
295 |
schoenebeck |
9 |
int res; |
296 |
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int option_index = 0; |
297 |
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static struct option long_options[] = |
298 |
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{ |
299 |
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{"help",0,0,0}, |
300 |
senkov |
325 |
{"version",0,0,0}, |
301 |
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{"profile",0,0,0}, |
302 |
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{"no-tune",0,0,0}, |
303 |
schoenebeck |
420 |
{"statistics",0,0,0}, |
304 |
iliev |
1208 |
{"instruments-db-location",1,0,0}, |
305 |
iliev |
1187 |
{"create-instruments-db",1,0,0}, |
306 |
senkov |
667 |
{"lscp-addr",1,0,0}, |
307 |
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{"lscp-port",1,0,0}, |
308 |
schoenebeck |
1830 |
{"stacktrace",0,0,0}, |
309 |
schoenebeck |
9 |
{0,0,0,0} |
310 |
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}; |
311 |
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312 |
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while (true) { |
313 |
schoenebeck |
361 |
/* |
314 |
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Stephane Letz : letz@grame.fr |
315 |
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getopt_long_only does not exist on OSX : replaced by getopt_long for now. |
316 |
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*/ |
317 |
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res = getopt_long(argc, argv, "", long_options, &option_index); |
318 |
schoenebeck |
9 |
if(res == -1) break; |
319 |
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if (res == 0) { |
320 |
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switch(option_index) { |
321 |
senkov |
325 |
case 0: // --help |
322 |
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printf("usage: linuxsampler [OPTIONS]\n\n"); |
323 |
iliev |
1208 |
printf("--help prints this message\n"); |
324 |
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printf("--version prints version information\n"); |
325 |
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printf("--profile profile synthesis algorithms\n"); |
326 |
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printf("--no-tune disable assembly optimization\n"); |
327 |
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printf("--statistics periodically prints statistics\n"); |
328 |
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printf("--lscp-addr set LSCP address (default: any)\n"); |
329 |
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printf("--lscp-port set LSCP port (default: 8888)\n"); |
330 |
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printf("--create-instruments-db creates an instruments DB\n"); |
331 |
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printf("--instruments-db-location specifies the instruments DB file\n"); |
332 |
schoenebeck |
1830 |
printf("--stacktrace automatically shows stacktrace if crashes\n"); |
333 |
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printf(" (broken on most systems at the moment)\n"); |
334 |
senkov |
325 |
exit(EXIT_SUCCESS); |
335 |
schoenebeck |
9 |
break; |
336 |
senkov |
325 |
case 1: // --version |
337 |
schoenebeck |
328 |
printf("LinuxSampler %s\n", VERSION); |
338 |
|
|
exit(EXIT_SUCCESS); |
339 |
schoenebeck |
9 |
break; |
340 |
senkov |
325 |
case 2: // --profile |
341 |
persson |
425 |
profile = true; |
342 |
schoenebeck |
20 |
break; |
343 |
senkov |
325 |
case 3: // --no-tune |
344 |
persson |
425 |
tune = false; |
345 |
schoenebeck |
9 |
break; |
346 |
schoenebeck |
420 |
case 4: // --statistics |
347 |
|
|
bPrintStatistics = true; |
348 |
|
|
break; |
349 |
iliev |
1208 |
case 5: // --instruments-db-location |
350 |
iliev |
1187 |
#if HAVE_SQLITE3 |
351 |
|
|
try { |
352 |
|
|
if (optarg) { |
353 |
iliev |
1208 |
struct stat statBuf; |
354 |
|
|
int res = stat(optarg, &statBuf); |
355 |
|
|
|
356 |
|
|
if (res) { |
357 |
|
|
std::stringstream ss; |
358 |
schoenebeck |
1364 |
ss << "Failed to stat `" << optarg << "`: " << strerror(errno); |
359 |
iliev |
1208 |
throw Exception(ss.str()); |
360 |
|
|
} |
361 |
|
|
|
362 |
|
|
if (!S_ISREG(statBuf.st_mode)) { |
363 |
|
|
std::stringstream ss; |
364 |
|
|
ss << "`" << optarg << "` is not a regular file"; |
365 |
|
|
throw Exception(ss.str()); |
366 |
|
|
} |
367 |
|
|
|
368 |
|
|
InstrumentsDb::GetInstrumentsDb()->SetDbFile(String(optarg)); |
369 |
|
|
} |
370 |
|
|
} catch(Exception e) { |
371 |
schoenebeck |
1364 |
std::cerr << "Could not open instruments DB file: " |
372 |
|
|
<< e.Message() << std::endl; |
373 |
|
|
exit(EXIT_FAILURE); |
374 |
iliev |
1208 |
} |
375 |
schoenebeck |
1364 |
break; |
376 |
iliev |
1208 |
#else |
377 |
|
|
std::cerr << "LinuxSampler was not build with "; |
378 |
schoenebeck |
1364 |
std::cerr << "instruments database support!\n"; |
379 |
|
|
exit(EXIT_FAILURE); |
380 |
|
|
break; |
381 |
|
|
#endif |
382 |
iliev |
1208 |
case 6: // --create-instruments-db |
383 |
|
|
#if HAVE_SQLITE3 |
384 |
|
|
try { |
385 |
|
|
if (optarg) { |
386 |
iliev |
1187 |
std::cout << "Creating instruments database..." << std::endl; |
387 |
|
|
InstrumentsDb::CreateInstrumentsDb(String(optarg)); |
388 |
|
|
std::cout << "Done" << std::endl; |
389 |
|
|
} |
390 |
|
|
} catch(Exception e) { |
391 |
|
|
std::cerr << e.Message() << std::endl; |
392 |
|
|
exit(EXIT_FAILURE); |
393 |
|
|
return; |
394 |
|
|
} |
395 |
|
|
|
396 |
|
|
exit(EXIT_SUCCESS); |
397 |
|
|
return; |
398 |
|
|
#else |
399 |
|
|
std::cerr << "Failed to create the database. LinuxSampler was "; |
400 |
schoenebeck |
1364 |
std::cerr << "not build with instruments database support!\n"; |
401 |
iliev |
1187 |
exit(EXIT_FAILURE); |
402 |
|
|
return; |
403 |
schoenebeck |
1364 |
#endif |
404 |
schoenebeck |
1830 |
case 7: { // --lscp-addr |
405 |
iliev |
1187 |
struct in_addr addr; |
406 |
|
|
if (inet_aton(optarg, &addr) == 0) |
407 |
|
|
printf("WARNING: Failed to parse lscp-addr argument, ignoring!\n"); |
408 |
|
|
else |
409 |
|
|
lscp_addr = addr.s_addr; |
410 |
senkov |
667 |
break; |
411 |
schoenebeck |
1830 |
} |
412 |
|
|
case 8: {// --lscp-port |
413 |
iliev |
1187 |
long unsigned int port = 0; |
414 |
|
|
if ((sscanf(optarg, "%u", &port) != 1) || (port == 0) || (port > 65535)) |
415 |
|
|
printf("WARNING: Failed to parse lscp-port argument, ignoring!\n"); |
416 |
|
|
else |
417 |
|
|
lscp_port = htons(port); |
418 |
senkov |
667 |
break; |
419 |
schoenebeck |
1830 |
} |
420 |
|
|
case 9: // --stacktrace |
421 |
|
|
bShowStackTrace = true; |
422 |
|
|
break; |
423 |
schoenebeck |
9 |
} |
424 |
|
|
} |
425 |
|
|
} |
426 |
senkov |
325 |
} |