synfig-core/tags/synfig_0_61_07_rc1/src/synfig/main.cpp

   1 /* === S Y N F I G ========================================================= */
   2 /*!     \file synfig/main.cpp
   3 **      \brief \writeme
   4 **
   5 **      $Id$
   6 **
   7 **      \legal
   8 **      Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
   9 **      Copyright (c) 2007 Chris Moore
  10 **
  11 **      This package is free software; you can redistribute it and/or
  12 **      modify it under the terms of the GNU General Public License as
  13 **      published by the Free Software Foundation; either version 2 of
  14 **      the License, or (at your option) any later version.
  15 **
  16 **      This package is distributed in the hope that it will be useful,
  17 **      but WITHOUT ANY WARRANTY; without even the implied warranty of
  18 **      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  19 **      General Public License for more details.
  20 **      \endlegal
  21 */
  22 /* ========================================================================= */
  23
  24 /* === H E A D E R S ======================================================= */
  25
  26 //#define SYNFIG_NO_ANGLE
  27
  28 #ifdef USING_PCH
  29 #       include "pch.h"
  30 #else
  31 #ifdef HAVE_CONFIG_H
  32 #       include <config.h>
  33 #endif
  34
  35 #include <iostream>
  36 #include "version.h"
  37 #include "general.h"
  38 #include "module.h"
  39 #include <cstdlib>
  40 #include <ltdl.h>
  41 #include <stdexcept>
  42 #include "target.h"
  43 #include <ETL/stringf>
  44 #include "listimporter.h"
  45 #include "color.h"
  46 #include "vector.h"
  47 #include <fstream>
  48 #include "layer.h"
  49 #include "valuenode.h"
  50
  51 #include "main.h"
  52 #include "loadcanvas.h"
  53
  54 #include "guid.h"
  55
  56 #include "mutex.h"
  57
  58 #ifdef DEATH_TIME
  59 #include <time.h>
  60 #endif
  61
  62 #ifdef HAVE_SIGNAL_H
  63 #include <signal.h>
  64 #endif
  65
  66 #endif
  67
  68 using namespace std;
  69 using namespace etl;
  70 using namespace synfig;
  71
  72 /* === M A C R O S ========================================================= */
  73
  74 #define MODULE_LIST_FILENAME    "synfig_modules.cfg"
  75
  76 /* === S T A T I C S ======================================================= */
  77
  78 static etl::reference_counter synfig_ref_count_(0);
  79
  80 /* === P R O C E D U R E S ================================================= */
  81
  82 /* === M E T H O D S ======================================================= */
  83
  84
  85
  86
  87
  88
  89
  90
  91 const char *
  92 synfig::get_version()
  93 {
  94 #ifdef VERSION
  95         return VERSION;
  96 #else
  97         return "Unknown";
  98 #endif
  99 }
 100
 101 const char *
 102 synfig::get_build_date()
 103 {
 104         return __DATE__;
 105 }
 106
 107 const char *
 108 synfig::get_build_time()
 109 {
 110         return __TIME__;
 111 }
 112
 113 extern const char *get_build_time();
 114
 115 bool
 116 synfig::check_version_(int version,int vec_size, int color_size,int canvas_size,int layer_size)
 117 {
 118         bool ret=true;
 119
 120         CHECK_EXPIRE_TIME();
 121
 122         if(version!=SYNFIG_LIBRARY_VERSION)
 123         {
 124                 synfig::error(_("API Version mismatch (LIB:%d, PROG:%d)"),SYNFIG_LIBRARY_VERSION,version);
 125                 ret=false;
 126         }
 127         if(vec_size!=sizeof(Vector))
 128         {
 129                 synfig::error(_("Size of Vector mismatch (app:%d, lib:%d)"),vec_size,sizeof(Vector));
 130                 ret=false;
 131         }
 132         if(color_size!=sizeof(Color))
 133         {
 134                 synfig::error(_("Size of Color mismatch (app:%d, lib:%d)"),color_size,sizeof(Color));
 135                 ret=false;
 136         }
 137         if(canvas_size!=sizeof(Canvas))
 138         {
 139                 synfig::error(_("Size of Canvas mismatch (app:%d, lib:%d)"),canvas_size,sizeof(Canvas));
 140                 ret=false;
 141         }
 142         if(layer_size!=sizeof(Layer))
 143         {
 144                 synfig::error(_("Size of Layer mismatch (app:%d, lib:%d)"),layer_size,sizeof(Layer));
 145                 ret=false;
 146         }
 147
 148         return ret;
 149 }
 150
 151 static void broken_pipe_signal (int /*sig*/)  {
 152         synfig::warning("Broken Pipe...");
 153 }
 154
 155 bool retrieve_modules_to_load(String filename,std::list<String> &modules_to_load)
 156 {
 157         if(filename=="standard")
 158         {
 159                 return false;
 160 /*
 161                 if(find(modules_to_load.begin(),modules_to_load.end(),"trgt_bmp")==modules_to_load.end())
 162                         modules_to_load.push_back("trgt_bmp");
 163                 if(find(modules_to_load.begin(),modules_to_load.end(),"trgt_gif")==modules_to_load.end())
 164                         modules_to_load.push_back("trgt_gif");
 165                 if(find(modules_to_load.begin(),modules_to_load.end(),"trgt_dv")==modules_to_load.end())
 166                         modules_to_load.push_back("trgt_dv");
 167                 if(find(modules_to_load.begin(),modules_to_load.end(),"mod_ffmpeg")==modules_to_load.end())
 168                         modules_to_load.push_back("mod_ffmpeg");
 169                 if(find(modules_to_load.begin(),modules_to_load.end(),"mod_imagemagick")==modules_to_load.end())
 170                         modules_to_load.push_back("mod_imagemagick");
 171                 if(find(modules_to_load.begin(),modules_to_load.end(),"lyr_std")==modules_to_load.end())
 172                         modules_to_load.push_back("lyr_std");
 173                 if(find(modules_to_load.begin(),modules_to_load.end(),"lyr_freetype")==modules_to_load.end())
 174                         modules_to_load.push_back("lyr_freetype");
 175 #ifdef HAVE_LIBPNG
 176                 if(find(modules_to_load.begin(),modules_to_load.end(),"trgt_png")==modules_to_load.end())
 177                         modules_to_load.push_back("trgt_png");
 178 #endif
 179 #ifdef HAVE_OPENEXR
 180                 if(find(modules_to_load.begin(),modules_to_load.end(),"mod_openexr")==modules_to_load.end())
 181                         modules_to_load.push_back("mod_openexr");
 182 #endif
 183 */
 184         }
 185         else
 186         {
 187                 std::ifstream file(filename.c_str());
 188                 if(!file)
 189                 {
 190                 //      warning("Cannot open "+filename);
 191                         return false;
 192                 }
 193                 while(file)
 194                 {
 195                         String modulename;
 196                         getline(file,modulename);
 197                         if(!modulename.empty() && find(modules_to_load.begin(),modules_to_load.end(),modulename)==modules_to_load.end())
 198                                 modules_to_load.push_back(modulename);
 199                 }
 200         }
 201
 202
 203
 204         return true;
 205 }
 206
 207
 208
 209
 210
 211 synfig::Main::Main(const synfig::String& basepath,ProgressCallback *cb):
 212         ref_count_(synfig_ref_count_)
 213 {
 214         if(ref_count_.count())
 215                 return;
 216
 217         synfig_ref_count_.reset();
 218         ref_count_=synfig_ref_count_;
 219
 220         // Add initialization after this point
 221
 222
 223         CHECK_EXPIRE_TIME();
 224
 225         String prefix=basepath+"/..";
 226         unsigned int i;
 227 #ifdef _DEBUG
 228         std::set_terminate(__gnu_cxx::__verbose_terminate_handler);
 229 #endif
 230
 231 #if defined(HAVE_SIGNAL_H) && defined(SIGPIPE)
 232         signal(SIGPIPE, broken_pipe_signal);
 233 #endif
 234
 235         //_config_search_path=new vector"string.h"();
 236
 237         // Init the subsystems
 238         if(cb)cb->amount_complete(0, 100);
 239         if(cb)cb->task(_("Starting Subsystem \"Modules\""));
 240         if(!Module::subsys_init(prefix))
 241                 throw std::runtime_error(_("Unable to initialize subsystem \"Module\""));
 242
 243         if(cb)cb->task(_("Starting Subsystem \"Layers\""));
 244         if(!Layer::subsys_init())
 245         {
 246                 Module::subsys_stop();
 247                 throw std::runtime_error(_("Unable to initialize subsystem \"Layers\""));
 248         }
 249
 250         if(cb)cb->task(_("Starting Subsystem \"Targets\""));
 251         if(!Target::subsys_init())
 252         {
 253                 Layer::subsys_stop();
 254                 Module::subsys_stop();
 255                 throw std::runtime_error(_("Unable to initialize subsystem \"Targets\""));
 256         }
 257
 258         if(cb)cb->task(_("Starting Subsystem \"Importers\""));
 259         if(!Importer::subsys_init())
 260         {
 261                 Target::subsys_stop();
 262                 Layer::subsys_stop();
 263                 Module::subsys_stop();
 264                 throw std::runtime_error(_("Unable to initialize subsystem \"Importers\""));
 265         }
 266
 267         if(cb)cb->task(_("Starting Subsystem \"ValueNodes\""));
 268         if(!ValueNode::subsys_init())
 269         {
 270                 Importer::subsys_stop();
 271                 Target::subsys_stop();
 272                 Layer::subsys_stop();
 273                 Module::subsys_stop();
 274                 throw std::runtime_error(_("Unable to initialize subsystem \"ValueNodes\""));
 275         }
 276
 277         // Load up the list importer
 278         Importer::book()[String("lst")]=ListImporter::create;
 279
 280
 281
 282         // Load up the modules
 283         std::list<String> modules_to_load;
 284         std::vector<String> locations;
 285
 286         if(!getenv("SYNFIG_MODULE_LIST"))
 287         {
 288                 locations.push_back("standard");
 289                 locations.push_back("./"MODULE_LIST_FILENAME);  //1
 290                 locations.push_back("../etc/"MODULE_LIST_FILENAME);     //1
 291                 locations.push_back("~/.synfig/"MODULE_LIST_FILENAME); //2
 292                 locations.push_back(prefix+"/etc/"+MODULE_LIST_FILENAME); //3
 293                 locations.push_back("/usr/local/etc/"MODULE_LIST_FILENAME);
 294         #ifdef SYSCONFDIR
 295                 locations.push_back(SYSCONFDIR"/"MODULE_LIST_FILENAME);
 296         #endif
 297         #ifdef __APPLE__
 298                 locations.push_back("/Library/Frameworks/synfig.framework/Resources/"MODULE_LIST_FILENAME);
 299                 locations.push_back("/Library/Synfig/"MODULE_LIST_FILENAME);
 300                 locations.push_back("~/Library/Synfig/"MODULE_LIST_FILENAME);
 301         #endif
 302         #ifdef WIN32
 303                 locations.push_back("C:\\Program Files\\Synfig\\etc\\"MODULE_LIST_FILENAME);
 304         #endif
 305         }
 306         else
 307         {
 308                 locations.push_back(getenv("SYNFIG_MODULE_LIST"));
 309         }
 310 /*
 311         const char *locations[]=
 312         {
 313                 "standard",     //0
 314                 "./"MODULE_LIST_FILENAME,       //1
 315                 "../etc/"MODULE_LIST_FILENAME,  //1
 316                 "~/.synfig/"MODULE_LIST_FILENAME, //2
 317                 "/usr/local/lib/synfig/modules/"MODULE_LIST_FILENAME, //3
 318                 "/usr/local/etc/"MODULE_LIST_FILENAME,
 319 #ifdef SYSCONFDIR
 320                 SYSCONFDIR"/"MODULE_LIST_FILENAME,
 321 #endif
 322 #ifdef __APPLE__
 323                 "/Library/Frameworks/synfig.framework/Resources/"MODULE_LIST_FILENAME,
 324                 "/Library/SYNFIG/"MODULE_LIST_FILENAME,
 325                 "~/Library/SYNFIG/"MODULE_LIST_FILENAME,
 326 #endif
 327 #ifdef WIN32
 328                 "C:\\Program Files\\SYNFIG\\etc\\"MODULE_LIST_FILENAME,
 329 #endif
 330         };
 331 */
 332
 333         for(i=0;i<locations.size();i++)
 334                 if(retrieve_modules_to_load(locations[i],modules_to_load))
 335                         if(cb)cb->task(strprintf(_("Loading modules from %s"),locations[i].c_str()));
 336
 337         std::list<String>::iterator iter;
 338
 339         for(i=0,iter=modules_to_load.begin();iter!=modules_to_load.end();++iter,i++)
 340         {
 341                 Module::Register(*iter,cb);
 342                 if(cb)cb->amount_complete((i+1)*100,modules_to_load.size()*100);
 343         }
 344
 345 //      load_modules(cb);
 346
 347         CHECK_EXPIRE_TIME();
 348
 349
 350         if(cb)cb->amount_complete(100, 100);
 351         if(cb)cb->task(_("DONE"));
 352 }
 353
 354 synfig::Main::~Main()
 355 {
 356         ref_count_.detach();
 357         if(!synfig_ref_count_.unique())
 358                 return;
 359         synfig_ref_count_.detach();
 360
 361         // Add deinitialization after this point
 362
 363         if(get_open_canvas_map().size())
 364         {
 365                 synfig::warning("Canvases still open!");
 366                 std::map<synfig::String, etl::loose_handle<Canvas> >::iterator iter;
 367                 for(iter=get_open_canvas_map().begin();iter!=get_open_canvas_map().end();++iter)
 368                 {
 369                         synfig::warning("%s: count()=%d",iter->first.c_str(), iter->second.count());
 370                 }
 371         }
 372
 373         synfig::info("ValueNode::subsys_stop()");
 374         ValueNode::subsys_stop();
 375         synfig::info("Importer::subsys_stop()");
 376         Importer::subsys_stop();
 377         synfig::info("Target::subsys_stop()");
 378         Target::subsys_stop();
 379         synfig::info("Layer::subsys_stop()");
 380         Layer::subsys_stop();
 381         /*! \fixme For some reason, uncommenting the next line will cause things to crash.
 382                            This needs to be looked into at some point. */
 383         // synfig::info("Module::subsys_stop()");
 384         // Module::subsys_stop();
 385         synfig::info("Exiting");
 386
 387 #if defined(HAVE_SIGNAL_H) && defined(SIGPIPE)
 388         signal(SIGPIPE, SIG_DFL);
 389 #endif
 390 }
 391
 392 void
 393 synfig::error(const char *format,...)
 394 {
 395         va_list args;
 396         va_start(args,format);
 397         error(vstrprintf(format,args));
 398 }
 399
 400 void
 401 synfig::error(const String &str)
 402 {
 403         static Mutex mutex; Mutex::Lock lock(mutex);
 404         cerr<<"synfig("<<getpid()<<"): "<<_("error")<<": "+str<<endl;
 405 }
 406
 407 void
 408 synfig::warning(const char *format,...)
 409 {
 410         va_list args;
 411         va_start(args,format);
 412         warning(vstrprintf(format,args));
 413 }
 414
 415 void
 416 synfig::warning(const String &str)
 417 {
 418         static Mutex mutex; Mutex::Lock lock(mutex);
 419         cerr<<"synfig("<<getpid()<<"): "<<_("warning")<<": "+str<<endl;
 420 }
 421
 422 void
 423 synfig::info(const char *format,...)
 424 {
 425         va_list args;
 426         va_start(args,format);
 427         info(vstrprintf(format,args));
 428 }
 429
 430 void
 431 synfig::info(const String &str)
 432 {
 433         static Mutex mutex; Mutex::Lock lock(mutex);
 434         cerr<<"synfig("<<getpid()<<"): "<<_("info")<<": "+str<<endl;
 435 }