synfig-core/tags/stable/src/sinfg/main.cpp

   1 /* === S I N F G =========================================================== */
   2 /*!     \file main.cpp
   3 **      \brief \writeme
   4 **
   5 **      $Id: main.cpp,v 1.3 2005/01/10 07:40:26 darco Exp $
   6 **
   7 **      \legal
   8 **      Copyright (c) 2002 Robert B. Quattlebaum Jr.
   9 **
  10 **      This software and associated documentation
  11 **      are CONFIDENTIAL and PROPRIETARY property of
  12 **      the above-mentioned copyright holder.
  13 **
  14 **      You may not copy, print, publish, or in any
  15 **      other way distribute this software without
  16 **      a prior written agreement with
  17 **      the copyright holder.
  18 **      \endlegal
  19 */
  20 /* ========================================================================= */
  21
  22 /* === H E A D E R S ======================================================= */
  23
  24 //#define SINFG_NO_ANGLE
  25
  26 #ifdef USING_PCH
  27 #       include "pch.h"
  28 #else
  29 #ifdef HAVE_CONFIG_H
  30 #       include <config.h>
  31 #endif
  32
  33 #include <iostream>
  34 #include "version.h"
  35 #include "general.h"
  36 #include "module.h"
  37 #include <cstdlib>
  38 #include <ltdl.h>
  39 #include <stdexcept>
  40 #include "target.h"
  41 #include <ETL/stringf>
  42 #include "listimporter.h"
  43 #include "color.h"
  44 #include "vector.h"
  45 #include <fstream>
  46 #include "layer.h"
  47 #include "valuenode.h"
  48
  49 #include "main.h"
  50 #include "loadcanvas.h"
  51
  52 #include "guid.h"
  53
  54 #include "mutex.h"
  55
  56 #ifdef DEATH_TIME
  57 #include <time.h>
  58 #endif
  59
  60 #ifdef HAVE_SIGNAL_H
  61 #include <signal.h>
  62 #endif
  63
  64 #endif
  65
  66 using namespace std;
  67 using namespace etl;
  68 using namespace sinfg;
  69
  70 /* === M A C R O S ========================================================= */
  71
  72 #define MODULE_LIST_FILENAME    "sinfg_modules.cfg"
  73
  74 /* === S T A T I C S ======================================================= */
  75
  76 static etl::reference_counter sinfg_ref_count_(0);
  77
  78 /* === P R O C E D U R E S ================================================= */
  79
  80 /* === M E T H O D S ======================================================= */
  81
  82
  83
  84
  85
  86
  87
  88
  89 const char *
  90 sinfg::get_version()
  91 {
  92 #ifdef VERSION
  93         return VERSION;
  94 #else
  95         return "Unknown";
  96 #endif
  97 }
  98
  99 const char *
 100 sinfg::get_build_date()
 101 {
 102         return __DATE__;
 103 }
 104
 105 const char *
 106 sinfg::get_build_time()
 107 {
 108         return __TIME__;
 109 }
 110
 111 extern const char *get_build_time();
 112
 113 bool
 114 sinfg::check_version_(int version,int vec_size, int color_size,int canvas_size,int layer_size)
 115 {
 116         bool ret=true;
 117
 118         CHECK_EXPIRE_TIME();
 119
 120         if(version!=SINFG_LIBRARY_VERSION)
 121         {
 122                 sinfg::error(_("API Version mismatch (LIB:%d, PROG:%d)"),SINFG_LIBRARY_VERSION,version);
 123                 ret=false;
 124         }
 125         if(vec_size!=sizeof(Vector))
 126         {
 127                 sinfg::error(_("Size of Vector mismatch (app:%d, lib:%d)"),vec_size,sizeof(Vector));
 128                 ret=false;
 129         }
 130         if(color_size!=sizeof(Color))
 131         {
 132                 sinfg::error(_("Size of Color mismatch (app:%d, lib:%d)"),color_size,sizeof(Color));
 133                 ret=false;
 134         }
 135         if(canvas_size!=sizeof(Canvas))
 136         {
 137                 sinfg::error(_("Size of Canvas mismatch (app:%d, lib:%d)"),canvas_size,sizeof(Canvas));
 138                 ret=false;
 139         }
 140         if(layer_size!=sizeof(Layer))
 141         {
 142                 sinfg::error(_("Size of Layer mismatch (app:%d, lib:%d)"),layer_size,sizeof(Layer));
 143                 ret=false;
 144         }
 145
 146         return ret;
 147 }
 148
 149 static void broken_pipe_signal (int sig)  {
 150         sinfg::warning("Broken Pipe...");
 151 }
 152
 153 bool retrieve_modules_to_load(String filename,std::list<String> &modules_to_load)
 154 {
 155         if(filename=="standard")
 156         {
 157                 return false;
 158 /*
 159                 if(find(modules_to_load.begin(),modules_to_load.end(),"trgt_bmp")==modules_to_load.end())
 160                         modules_to_load.push_back("trgt_bmp");
 161                 if(find(modules_to_load.begin(),modules_to_load.end(),"trgt_gif")==modules_to_load.end())
 162                         modules_to_load.push_back("trgt_gif");
 163                 if(find(modules_to_load.begin(),modules_to_load.end(),"trgt_dv")==modules_to_load.end())
 164                         modules_to_load.push_back("trgt_dv");
 165                 if(find(modules_to_load.begin(),modules_to_load.end(),"mod_ffmpeg")==modules_to_load.end())
 166                         modules_to_load.push_back("mod_ffmpeg");
 167                 if(find(modules_to_load.begin(),modules_to_load.end(),"mod_imagemagick")==modules_to_load.end())
 168                         modules_to_load.push_back("mod_imagemagick");
 169                 if(find(modules_to_load.begin(),modules_to_load.end(),"lyr_std")==modules_to_load.end())
 170                         modules_to_load.push_back("lyr_std");
 171                 if(find(modules_to_load.begin(),modules_to_load.end(),"lyr_freetype")==modules_to_load.end())
 172                         modules_to_load.push_back("lyr_freetype");
 173 #ifdef HAVE_LIBPNG
 174                 if(find(modules_to_load.begin(),modules_to_load.end(),"trgt_png")==modules_to_load.end())
 175                         modules_to_load.push_back("trgt_png");
 176 #endif
 177 #ifdef HAVE_OPENEXR
 178                 if(find(modules_to_load.begin(),modules_to_load.end(),"mod_openexr")==modules_to_load.end())
 179                         modules_to_load.push_back("mod_openexr");
 180 #endif
 181 */
 182         }
 183         else
 184         {
 185                 std::ifstream file(filename.c_str());
 186                 if(!file)
 187                 {
 188                 //      warning("Cannot open "+filename);
 189                         return false;
 190                 }
 191                 while(file)
 192                 {
 193                         String modulename;
 194                         getline(file,modulename);
 195                         if(!modulename.empty() && find(modules_to_load.begin(),modules_to_load.end(),modulename)==modules_to_load.end())
 196                                 modules_to_load.push_back(modulename);
 197                 }
 198         }
 199
 200
 201
 202         return true;
 203 }
 204
 205
 206
 207
 208
 209 sinfg::Main::Main(const sinfg::String& basepath,ProgressCallback *cb):
 210         ref_count_(sinfg_ref_count_)
 211 {
 212         if(ref_count_.count())
 213                 return;
 214
 215         sinfg_ref_count_.reset();
 216         ref_count_=sinfg_ref_count_;
 217
 218         // Add initialization after this point
 219
 220
 221         CHECK_EXPIRE_TIME();
 222
 223         String prefix=basepath+"/..";
 224         int i;
 225 #ifdef _DEBUG
 226         std::set_terminate(__gnu_cxx::__verbose_terminate_handler);
 227 #endif
 228
 229 #if defined(HAVE_SIGNAL_H) && defined(SIGPIPE)
 230         signal(SIGPIPE, broken_pipe_signal);
 231 #endif
 232
 233         //_config_search_path=new vector"string.h"();
 234
 235         // Init the subsystems
 236         if(cb)cb->amount_complete(0, 100);
 237         if(cb)cb->task(_("Starting Subsystem \"Modules\""));
 238         if(!Module::subsys_init(prefix))
 239                 throw std::runtime_error(_("Unable to initialize subsystem \"Module\""));
 240
 241         if(cb)cb->task(_("Starting Subsystem \"Layers\""));
 242         if(!Layer::subsys_init())
 243         {
 244                 Module::subsys_stop();
 245                 throw std::runtime_error(_("Unable to initialize subsystem \"Layers\""));
 246         }
 247
 248         if(cb)cb->task(_("Starting Subsystem \"Targets\""));
 249         if(!Target::subsys_init())
 250         {
 251                 Layer::subsys_stop();
 252                 Module::subsys_stop();
 253                 throw std::runtime_error(_("Unable to initialize subsystem \"Targets\""));
 254         }
 255
 256         if(cb)cb->task(_("Starting Subsystem \"Importers\""));
 257         if(!Importer::subsys_init())
 258         {
 259                 Target::subsys_stop();
 260                 Layer::subsys_stop();
 261                 Module::subsys_stop();
 262                 throw std::runtime_error(_("Unable to initialize subsystem \"Importers\""));
 263         }
 264
 265         if(cb)cb->task(_("Starting Subsystem \"ValueNodes\""));
 266         if(!ValueNode::subsys_init())
 267         {
 268                 Importer::subsys_stop();
 269                 Target::subsys_stop();
 270                 Layer::subsys_stop();
 271                 Module::subsys_stop();
 272                 throw std::runtime_error(_("Unable to initialize subsystem \"ValueNodes\""));
 273         }
 274
 275         // Load up the list importer
 276         Importer::book()[String("lst")]=ListImporter::create;
 277
 278
 279
 280         // Load up the modules
 281         std::list<String> modules_to_load;
 282         const char *locations[]=
 283         {
 284                 "standard",     //0
 285                 "./"MODULE_LIST_FILENAME,       //1
 286                 "../etc/"MODULE_LIST_FILENAME,  //1
 287                 "~/.sinfg/"MODULE_LIST_FILENAME, //2
 288                 "/usr/local/lib/sinfg/modules/"MODULE_LIST_FILENAME, //3
 289                 "/usr/local/etc/"MODULE_LIST_FILENAME,
 290 #ifdef SYSCONFDIR
 291                 SYSCONFDIR"/"MODULE_LIST_FILENAME,
 292 #endif
 293 #ifdef __APPLE__
 294                 "/Library/Frameworks/sinfg.framework/Resources/"MODULE_LIST_FILENAME,
 295                 "/Library/SINFG/"MODULE_LIST_FILENAME,
 296                 "~/Library/SINFG/"MODULE_LIST_FILENAME,
 297 #endif
 298 #ifdef WIN32
 299                 "C:\\Program Files\\SINFG\\etc\\"MODULE_LIST_FILENAME,
 300 #endif
 301         };
 302         String module_path=prefix+"/etc/"+MODULE_LIST_FILENAME;
 303         locations[3]=module_path.c_str();
 304
 305         for(i=0;i<(signed)(sizeof(locations)/sizeof(char*));i++)
 306                 if(retrieve_modules_to_load(locations[i],modules_to_load))
 307                         if(cb)cb->task(strprintf(_("Loading modules from %s"),locations[i]));
 308
 309         std::list<String>::iterator iter;
 310
 311         for(i=0,iter=modules_to_load.begin();iter!=modules_to_load.end();++iter,i++)
 312         {
 313                 Module::Register(*iter,cb);
 314                 if(cb)cb->amount_complete((i+1)*100,modules_to_load.size()*100);
 315         }
 316
 317 //      load_modules(cb);
 318
 319         CHECK_EXPIRE_TIME();
 320
 321
 322         if(cb)cb->amount_complete(100, 100);
 323         if(cb)cb->task(_("DONE"));
 324 }
 325
 326 sinfg::Main::~Main()
 327 {
 328         ref_count_.detach();
 329         if(!sinfg_ref_count_.unique())
 330                 return;
 331         sinfg_ref_count_.detach();
 332
 333         // Add deinitialization after this point
 334
 335         if(get_open_canvas_map().size())
 336         {
 337                 sinfg::warning("Canvases still open!");
 338                 std::map<sinfg::String, etl::loose_handle<Canvas> >::iterator iter;
 339                 for(iter=get_open_canvas_map().begin();iter!=get_open_canvas_map().end();++iter)
 340                 {
 341                         sinfg::warning("%s: count()=%d",iter->first.c_str(), iter->second.count());
 342                 }
 343         }
 344
 345         ValueNode::subsys_stop();
 346         Importer::subsys_stop();
 347         Target::subsys_stop();
 348         Layer::subsys_stop();
 349
 350         /*! \fixme For some reason, uncommenting the next
 351         **      line will cause things to crash. This needs to be
 352         **      looked into at some point. */
 353         //Module::subsys_stop();
 354
 355 #if defined(HAVE_SIGNAL_H) && defined(SIGPIPE)
 356         signal(SIGPIPE, SIG_DFL);
 357 #endif
 358 }
 359
 360
 361
 362
 363
 364
 365
 366
 367
 368 void
 369 sinfg::error(const char *format,...)
 370 {
 371         va_list args;
 372         va_start(args,format);
 373         error(vstrprintf(format,args));
 374 }
 375
 376 void
 377 sinfg::error(const String &str)
 378 {
 379         static Mutex mutex; Mutex::Lock lock(mutex);
 380         cerr<<"sinfg("<<getpid()<<"): "<<_("error")<<": "+str<<endl;
 381 }
 382
 383 void
 384 sinfg::warning(const char *format,...)
 385 {
 386         va_list args;
 387         va_start(args,format);
 388         warning(vstrprintf(format,args));
 389 }
 390
 391 void
 392 sinfg::warning(const String &str)
 393 {
 394         static Mutex mutex; Mutex::Lock lock(mutex);
 395         cerr<<"sinfg("<<getpid()<<"): "<<_("warning")<<": "+str<<endl;
 396 }
 397
 398 void
 399 sinfg::info(const char *format,...)
 400 {
 401         va_list args;
 402         va_start(args,format);
 403         info(vstrprintf(format,args));
 404 }
 405
 406 void
 407 sinfg::info(const String &str)
 408 {
 409         static Mutex mutex; Mutex::Lock lock(mutex);
 410         cerr<<"sinfg("<<getpid()<<"): "<<_("info")<<": "+str<<endl;
 411 }