CMakeLua/Source/cmLocalUnixMakefileGenerator3.cxx

   1 /*=========================================================================
   2
   3   Program:   CMake - Cross-Platform Makefile Generator
   4   Module:    $RCSfile: cmLocalUnixMakefileGenerator3.cxx,v $
   5   Language:  C++
   6   Date:      $Date: 2008-03-25 14:11:48 $
   7   Version:   $Revision: 1.245 $
   8
   9   Copyright (c) 2002 Kitware, Inc., Insight Consortium.  All rights reserved.
  10   See Copyright.txt or http://www.cmake.org/HTML/Copyright.html for details.
  11
  12      This software is distributed WITHOUT ANY WARRANTY; without even
  13      the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
  14      PURPOSE.  See the above copyright notices for more information.
  15
  16 =========================================================================*/
  17 #include "cmLocalUnixMakefileGenerator3.h"
  18
  19 #include "cmDepends.h"
  20 #include "cmGeneratedFileStream.h"
  21 #include "cmGlobalUnixMakefileGenerator3.h"
  22 #include "cmMakefile.h"
  23 #include "cmMakefileTargetGenerator.h"
  24 #include "cmSourceFile.h"
  25 #include "cmake.h"
  26 #include "cmVersion.h"
  27 #include "cmFileTimeComparison.h"
  28
  29 // Include dependency scanners for supported languages.  Only the
  30 // C/C++ scanner is needed for bootstrapping CMake.
  31 #include "cmDependsC.h"
  32 #ifdef CMAKE_BUILD_WITH_CMAKE
  33 # include "cmDependsFortran.h"
  34 # include "cmDependsJava.h"
  35 # include <cmsys/Terminal.h>
  36 #endif
  37
  38 #include <memory> // auto_ptr
  39 #include <queue>
  40
  41 //----------------------------------------------------------------------------
  42 // Helper function used below.
  43 static std::string cmSplitExtension(std::string const& in, std::string& base)
  44 {
  45   std::string ext;
  46   std::string::size_type dot_pos = in.rfind(".");
  47   if(dot_pos != std::string::npos)
  48     {
  49     // Remove the extension first in case &base == &in.
  50     ext = in.substr(dot_pos, std::string::npos);
  51     base = in.substr(0, dot_pos);
  52     }
  53   else
  54     {
  55     base = in;
  56     }
  57   return ext;
  58 }
  59
  60 //----------------------------------------------------------------------------
  61 cmLocalUnixMakefileGenerator3::cmLocalUnixMakefileGenerator3()
  62 {
  63   this->SilentNoColon = false;
  64   this->WindowsShell = false;
  65   this->IncludeDirective = "include";
  66   this->MakefileVariableSize = 0;
  67   this->IgnoreLibPrefix = false;
  68   this->PassMakeflags = false;
  69   this->DefineWindowsNULL = false;
  70   this->UnixCD = true;
  71   this->ColorMakefile = false;
  72   this->SkipPreprocessedSourceRules = false;
  73   this->SkipAssemblySourceRules = false;
  74   this->NativeEchoCommand = "@echo ";
  75   this->NativeEchoWindows = true;
  76   this->MakeCommandEscapeTargetTwice = false;
  77   this->IsMakefileGenerator = true;
  78   this->BorlandMakeCurlyHack = false;
  79 }
  80
  81 //----------------------------------------------------------------------------
  82 cmLocalUnixMakefileGenerator3::~cmLocalUnixMakefileGenerator3()
  83 {
  84 }
  85
  86 //----------------------------------------------------------------------------
  87 void cmLocalUnixMakefileGenerator3::Configure()
  88 {
  89   // Compute the path to use when referencing the current output
  90   // directory from the top output directory.
  91   this->HomeRelativeOutputPath =
  92     this->Convert(this->Makefile->GetStartOutputDirectory(), HOME_OUTPUT);
  93   if(this->HomeRelativeOutputPath == ".")
  94     {
  95     this->HomeRelativeOutputPath = "";
  96     }
  97   if(!this->HomeRelativeOutputPath.empty())
  98     {
  99     this->HomeRelativeOutputPath += "/";
 100     }
 101   this->cmLocalGenerator::Configure();
 102 }
 103
 104 //----------------------------------------------------------------------------
 105 void cmLocalUnixMakefileGenerator3::Generate()
 106 {
 107   // Store the configuration name that will be generated.
 108   if(const char* config = this->Makefile->GetDefinition("CMAKE_BUILD_TYPE"))
 109     {
 110     // Use the build type given by the user.
 111     this->ConfigurationName = config;
 112     }
 113   else
 114     {
 115     // No configuration type given.
 116     this->ConfigurationName = "";
 117     }
 118
 119   // Record whether some options are enabled to avoid checking many
 120   // times later.
 121   this->ColorMakefile = this->Makefile->IsOn("CMAKE_COLOR_MAKEFILE");
 122   this->SkipPreprocessedSourceRules =
 123     this->Makefile->IsOn("CMAKE_SKIP_PREPROCESSED_SOURCE_RULES");
 124   this->SkipAssemblySourceRules =
 125     this->Makefile->IsOn("CMAKE_SKIP_ASSEMBLY_SOURCE_RULES");
 126
 127   // Generate the rule files for each target.
 128   cmTargets& targets = this->Makefile->GetTargets();
 129   std::string empty;
 130   for(cmTargets::iterator t = targets.begin(); t != targets.end(); ++t)
 131     {
 132     cmMakefileTargetGenerator *tg =
 133       cmMakefileTargetGenerator::New(&(t->second));
 134     if (tg)
 135       {
 136       this->TargetGenerators.push_back(tg);
 137       tg->WriteRuleFiles();
 138       }
 139     }
 140
 141   // write the local Makefile
 142   this->WriteLocalMakefile();
 143
 144   // Write the cmake file with information for this directory.
 145   this->WriteDirectoryInformationFile();
 146 }
 147
 148 //----------------------------------------------------------------------------
 149 // return info about progress actions
 150 unsigned long cmLocalUnixMakefileGenerator3::GetNumberOfProgressActions()
 151 {
 152   unsigned long result = 0;
 153
 154   for (std::vector<cmMakefileTargetGenerator *>::iterator mtgIter =
 155          this->TargetGenerators.begin();
 156        mtgIter != this->TargetGenerators.end(); ++mtgIter)
 157     {
 158     result += (*mtgIter)->GetNumberOfProgressActions();
 159     }
 160   return result;
 161 }
 162
 163 //----------------------------------------------------------------------------
 164 // return info about progress actions
 165 unsigned long cmLocalUnixMakefileGenerator3
 166 ::GetNumberOfProgressActionsForTarget(const char *name)
 167 {
 168   for (std::vector<cmMakefileTargetGenerator *>::iterator mtgIter =
 169          this->TargetGenerators.begin();
 170        mtgIter != this->TargetGenerators.end(); ++mtgIter)
 171     {
 172     if (!strcmp(name,(*mtgIter)->GetTarget()->GetName()))
 173       {
 174       return (*mtgIter)->GetNumberOfProgressActions();
 175       }
 176     }
 177   return 0;
 178 }
 179
 180
 181 //----------------------------------------------------------------------------
 182 // writes the progreess variables and also closes out the targets
 183 void cmLocalUnixMakefileGenerator3
 184 ::WriteProgressVariables(unsigned long total,
 185                          unsigned long &current)
 186 {
 187   // delete the makefile target generator objects
 188   for (std::vector<cmMakefileTargetGenerator *>::iterator mtgIter =
 189          this->TargetGenerators.begin();
 190        mtgIter != this->TargetGenerators.end(); ++mtgIter)
 191     {
 192     (*mtgIter)->WriteProgressVariables(total,current);
 193     delete *mtgIter;
 194     }
 195   this->TargetGenerators.clear();
 196 }
 197
 198 void cmLocalUnixMakefileGenerator3::WriteAllProgressVariable()
 199 {
 200   // write the top level progress for the all target
 201   std::string progressFile = cmake::GetCMakeFilesDirectory();
 202   progressFile += "/progress.make";
 203   std::string progressFileNameFull =
 204     this->ConvertToFullPath(progressFile.c_str());
 205   cmGeneratedFileStream ruleFileStream(progressFileNameFull.c_str());
 206   if(!ruleFileStream)
 207     {
 208     return;
 209     }
 210
 211   cmGlobalUnixMakefileGenerator3 *gg =
 212     static_cast<cmGlobalUnixMakefileGenerator3*>(this->GlobalGenerator);
 213
 214   ruleFileStream << gg->GetNumberOfProgressActionsInAll(this) << "\n";
 215 }
 216
 217 //----------------------------------------------------------------------------
 218 void cmLocalUnixMakefileGenerator3::WriteLocalMakefile()
 219 {
 220   // generate the includes
 221   std::string ruleFileName = "Makefile";
 222
 223   // Open the rule file.  This should be copy-if-different because the
 224   // rules may depend on this file itself.
 225   std::string ruleFileNameFull = this->ConvertToFullPath(ruleFileName);
 226   cmGeneratedFileStream ruleFileStream(ruleFileNameFull.c_str());
 227   if(!ruleFileStream)
 228     {
 229     return;
 230     }
 231   // always write the top makefile
 232   if (this->Parent)
 233     {
 234     ruleFileStream.SetCopyIfDifferent(true);
 235     }
 236
 237   // write the all rules
 238   this->WriteLocalAllRules(ruleFileStream);
 239
 240   // only write local targets unless at the top Keep track of targets already
 241   // listed.
 242   std::set<cmStdString> emittedTargets;
 243   if (this->Parent)
 244     {
 245     // write our targets, and while doing it collect up the object
 246     // file rules
 247     this->WriteLocalMakefileTargets(ruleFileStream,emittedTargets);
 248     }
 249   else
 250     {
 251     cmGlobalUnixMakefileGenerator3 *gg =
 252       static_cast<cmGlobalUnixMakefileGenerator3*>(this->GlobalGenerator);
 253     gg->WriteConvenienceRules(ruleFileStream,emittedTargets);
 254     }
 255
 256   bool do_preprocess_rules =
 257     this->GetCreatePreprocessedSourceRules();
 258   bool do_assembly_rules =
 259     this->GetCreateAssemblySourceRules();
 260
 261   // now write out the object rules
 262   // for each object file name
 263   for (std::map<cmStdString, LocalObjectInfo>::iterator lo =
 264          this->LocalObjectFiles.begin();
 265        lo != this->LocalObjectFiles.end(); ++lo)
 266     {
 267     // Add a convenience rule for building the object file.
 268     this->WriteObjectConvenienceRule(ruleFileStream,
 269                                      "target to build an object file",
 270                                      lo->first.c_str(), lo->second);
 271
 272     // Check whether preprocessing and assembly rules make sense.
 273     // They make sense only for C and C++ sources.
 274     bool lang_is_c_or_cxx = false;
 275     for(std::vector<LocalObjectEntry>::const_iterator ei =
 276           lo->second.begin(); ei != lo->second.end(); ++ei)
 277       {
 278       if(ei->Language == "C" || ei->Language == "CXX")
 279         {
 280         lang_is_c_or_cxx = true;
 281         }
 282       }
 283
 284     // Add convenience rules for preprocessed and assembly files.
 285     if(lang_is_c_or_cxx && (do_preprocess_rules || do_assembly_rules))
 286       {
 287       std::string::size_type dot_pos = lo->first.rfind(".");
 288       std::string base = lo->first.substr(0, dot_pos);
 289       if(do_preprocess_rules)
 290         {
 291         this->WriteObjectConvenienceRule(
 292           ruleFileStream, "target to preprocess a source file",
 293           (base + ".i").c_str(), lo->second);
 294         }
 295       if(do_assembly_rules)
 296         {
 297         this->WriteObjectConvenienceRule(
 298           ruleFileStream, "target to generate assembly for a file",
 299           (base + ".s").c_str(), lo->second);
 300         }
 301       }
 302     }
 303
 304   // add a help target as long as there isn;t a real target named help
 305   if(emittedTargets.insert("help").second)
 306     {
 307     cmGlobalUnixMakefileGenerator3 *gg =
 308       static_cast<cmGlobalUnixMakefileGenerator3*>(this->GlobalGenerator);
 309     gg->WriteHelpRule(ruleFileStream,this);
 310     }
 311
 312   this->WriteSpecialTargetsBottom(ruleFileStream);
 313 }
 314
 315 //----------------------------------------------------------------------------
 316 void
 317 cmLocalUnixMakefileGenerator3
 318 ::WriteObjectConvenienceRule(std::ostream& ruleFileStream,
 319                              const char* comment, const char* output,
 320                              LocalObjectInfo const& info)
 321 {
 322   // If the rule includes the source file extension then create a
 323   // version that has the extension removed.  The help should include
 324   // only the version without source extension.
 325   bool inHelp = true;
 326   if(info.HasSourceExtension)
 327     {
 328     // Remove the last extension.  This should be kept.
 329     std::string outBase1 = output;
 330     std::string outExt1 = cmSplitExtension(outBase1, outBase1);
 331
 332     // Now remove the source extension and put back the last
 333     // extension.
 334     std::string outNoExt;
 335     cmSplitExtension(outBase1, outNoExt);
 336     outNoExt += outExt1;
 337
 338     // Add a rule to drive the rule below.
 339     std::vector<std::string> depends;
 340     depends.push_back(output);
 341     std::vector<std::string> no_commands;
 342     this->WriteMakeRule(ruleFileStream, 0,
 343                         outNoExt.c_str(), depends, no_commands, true, true);
 344     inHelp = false;
 345     }
 346
 347   // Recursively make the rule for each target using the object file.
 348   std::vector<std::string> commands;
 349   for(std::vector<LocalObjectEntry>::const_iterator t = info.begin();
 350       t != info.end(); ++t)
 351     {
 352     std::string tgtMakefileName =
 353       this->GetRelativeTargetDirectory(*(t->Target));
 354     std::string targetName = tgtMakefileName;
 355     tgtMakefileName += "/build.make";
 356     targetName += "/";
 357     targetName += output;
 358     commands.push_back(
 359       this->GetRecursiveMakeCall(tgtMakefileName.c_str(), targetName.c_str())
 360       );
 361     this->CreateCDCommand(commands,
 362                           this->Makefile->GetHomeOutputDirectory(),
 363                           this->Makefile->GetStartOutputDirectory());
 364     }
 365
 366   // Write the rule to the makefile.
 367   std::vector<std::string> no_depends;
 368   this->WriteMakeRule(ruleFileStream, comment,
 369                       output, no_depends, commands, true, inHelp);
 370 }
 371
 372 //----------------------------------------------------------------------------
 373 void cmLocalUnixMakefileGenerator3
 374 ::WriteLocalMakefileTargets(std::ostream& ruleFileStream,
 375                             std::set<cmStdString> &emitted)
 376 {
 377   std::vector<std::string> depends;
 378   std::vector<std::string> commands;
 379
 380   // for each target we just provide a rule to cd up to the top and do a make
 381   // on the target
 382   cmTargets& targets = this->Makefile->GetTargets();
 383   std::string localName;
 384   for(cmTargets::iterator t = targets.begin(); t != targets.end(); ++t)
 385     {
 386     if((t->second.GetType() == cmTarget::EXECUTABLE) ||
 387        (t->second.GetType() == cmTarget::STATIC_LIBRARY) ||
 388        (t->second.GetType() == cmTarget::SHARED_LIBRARY) ||
 389        (t->second.GetType() == cmTarget::MODULE_LIBRARY) ||
 390        (t->second.GetType() == cmTarget::UTILITY))
 391       {
 392       emitted.insert(t->second.GetName());
 393
 394       // for subdirs add a rule to build this specific target by name.
 395       localName = this->GetRelativeTargetDirectory(t->second);
 396       localName += "/rule";
 397       commands.clear();
 398       depends.clear();
 399
 400       // Build the target for this pass.
 401       std::string makefile2 = cmake::GetCMakeFilesDirectoryPostSlash();
 402       makefile2 += "Makefile2";
 403       commands.push_back(this->GetRecursiveMakeCall
 404                          (makefile2.c_str(),localName.c_str()));
 405       this->CreateCDCommand(commands,
 406                             this->Makefile->GetHomeOutputDirectory(),
 407                             this->Makefile->GetStartOutputDirectory());
 408       this->WriteMakeRule(ruleFileStream, "Convenience name for target.",
 409                           localName.c_str(), depends, commands, true);
 410
 411       // Add a target with the canonical name (no prefix, suffix or path).
 412       if(localName != t->second.GetName())
 413         {
 414         commands.clear();
 415         depends.push_back(localName);
 416         this->WriteMakeRule(ruleFileStream, "Convenience name for target.",
 417                             t->second.GetName(), depends, commands, true);
 418         }
 419
 420       // Add a fast rule to build the target
 421       std::string makefileName = this->GetRelativeTargetDirectory(t->second);
 422       makefileName += "/build.make";
 423       // make sure the makefile name is suitable for a makefile
 424       std::string makeTargetName =
 425         this->GetRelativeTargetDirectory(t->second);
 426       makeTargetName += "/build";
 427       localName = t->second.GetName();
 428       localName += "/fast";
 429       depends.clear();
 430       commands.clear();
 431       commands.push_back(this->GetRecursiveMakeCall
 432                          (makefileName.c_str(), makeTargetName.c_str()));
 433       this->CreateCDCommand(commands,
 434                             this->Makefile->GetHomeOutputDirectory(),
 435                             this->Makefile->GetStartOutputDirectory());
 436       this->WriteMakeRule(ruleFileStream, "fast build rule for target.",
 437                           localName.c_str(), depends, commands, true);
 438
 439       // Add a local name for the rule to relink the target before
 440       // installation.
 441       if(t->second.NeedRelinkBeforeInstall())
 442         {
 443         makeTargetName = this->GetRelativeTargetDirectory(t->second);
 444         makeTargetName += "/preinstall";
 445         localName = t->second.GetName();
 446         localName += "/preinstall";
 447         depends.clear();
 448         commands.clear();
 449         commands.push_back(this->GetRecursiveMakeCall
 450                            (makefile2.c_str(), makeTargetName.c_str()));
 451         this->CreateCDCommand(commands,
 452                               this->Makefile->GetHomeOutputDirectory(),
 453                               this->Makefile->GetStartOutputDirectory());
 454         this->WriteMakeRule(ruleFileStream,
 455                             "Manual pre-install relink rule for target.",
 456                             localName.c_str(), depends, commands, true);
 457         }
 458       }
 459     }
 460 }
 461
 462 //----------------------------------------------------------------------------
 463 void cmLocalUnixMakefileGenerator3::WriteDirectoryInformationFile()
 464 {
 465   std::string infoFileName = this->Makefile->GetStartOutputDirectory();
 466   infoFileName += cmake::GetCMakeFilesDirectory();
 467   infoFileName += "/CMakeDirectoryInformation.cmake";
 468
 469   // Open the output file.
 470   cmGeneratedFileStream infoFileStream(infoFileName.c_str());
 471   if(!infoFileStream)
 472     {
 473     return;
 474     }
 475
 476   // Write the do not edit header.
 477   this->WriteDisclaimer(infoFileStream);
 478
 479   // Setup relative path conversion tops.
 480   infoFileStream
 481     << "# Relative path conversion top directories.\n"
 482     << "SET(CMAKE_RELATIVE_PATH_TOP_SOURCE \"" << this->RelativePathTopSource
 483     << "\")\n"
 484     << "SET(CMAKE_RELATIVE_PATH_TOP_BINARY \"" << this->RelativePathTopBinary
 485     << "\")\n"
 486     << "\n";
 487
 488   // Tell the dependency scanner to use unix paths if necessary.
 489   if(cmSystemTools::GetForceUnixPaths())
 490     {
 491     infoFileStream
 492       << "# Force unix paths in dependencies.\n"
 493       << "SET(CMAKE_FORCE_UNIX_PATHS 1)\n"
 494       << "\n";
 495     }
 496
 497   // Store the include search path for this directory.
 498   infoFileStream
 499     << "# The C and CXX include file search paths:\n";
 500   infoFileStream
 501     << "SET(CMAKE_C_INCLUDE_PATH\n";
 502   std::vector<std::string> includeDirs;
 503   this->GetIncludeDirectories(includeDirs, false);
 504   for(std::vector<std::string>::iterator i = includeDirs.begin();
 505       i != includeDirs.end(); ++i)
 506     {
 507     infoFileStream
 508       << "  \"" << this->Convert(i->c_str(),HOME_OUTPUT).c_str() << "\"\n";
 509     }
 510   infoFileStream
 511     << "  )\n";
 512   infoFileStream
 513     << "SET(CMAKE_CXX_INCLUDE_PATH ${CMAKE_C_INCLUDE_PATH})\n";
 514   infoFileStream
 515     << "SET(CMAKE_Fortran_INCLUDE_PATH ${CMAKE_C_INCLUDE_PATH})\n";
 516
 517   // Store the include regular expressions for this directory.
 518   infoFileStream
 519     << "\n"
 520     << "# The C and CXX include file regular expressions for "
 521     << "this directory.\n";
 522   infoFileStream
 523     << "SET(CMAKE_C_INCLUDE_REGEX_SCAN ";
 524   this->WriteCMakeArgument(infoFileStream,
 525                            this->Makefile->GetIncludeRegularExpression());
 526   infoFileStream
 527     << ")\n";
 528   infoFileStream
 529     << "SET(CMAKE_C_INCLUDE_REGEX_COMPLAIN ";
 530   this->WriteCMakeArgument(infoFileStream,
 531                            this->Makefile->GetComplainRegularExpression());
 532   infoFileStream
 533     << ")\n";
 534   infoFileStream
 535     << "SET(CMAKE_CXX_INCLUDE_REGEX_SCAN ${CMAKE_C_INCLUDE_REGEX_SCAN})\n";
 536   infoFileStream
 537     << "SET(CMAKE_CXX_INCLUDE_REGEX_COMPLAIN "
 538     "${CMAKE_C_INCLUDE_REGEX_COMPLAIN})\n";
 539 }
 540
 541 //----------------------------------------------------------------------------
 542 std::string
 543 cmLocalUnixMakefileGenerator3
 544 ::ConvertToFullPath(const std::string& localPath)
 545 {
 546   std::string dir = this->Makefile->GetStartOutputDirectory();
 547   dir += "/";
 548   dir += localPath;
 549   return dir;
 550 }
 551
 552
 553 const std::string &cmLocalUnixMakefileGenerator3::GetHomeRelativeOutputPath()
 554 {
 555   return this->HomeRelativeOutputPath;
 556 }
 557
 558
 559 //----------------------------------------------------------------------------
 560 void
 561 cmLocalUnixMakefileGenerator3
 562 ::WriteMakeRule(std::ostream& os,
 563                 const char* comment,
 564                 const char* target,
 565                 const std::vector<std::string>& depends,
 566                 const std::vector<std::string>& commands,
 567                 bool symbolic,
 568                 bool in_help)
 569 {
 570   // Make sure there is a target.
 571   if(!target || !*target)
 572     {
 573     cmSystemTools::Error("No target for WriteMakeRule! called with comment: ",
 574                          comment);
 575     return;
 576     }
 577
 578   std::string replace;
 579
 580   // Write the comment describing the rule in the makefile.
 581   if(comment)
 582     {
 583     replace = comment;
 584     std::string::size_type lpos = 0;
 585     std::string::size_type rpos;
 586     while((rpos = replace.find('\n', lpos)) != std::string::npos)
 587       {
 588       os << "# " << replace.substr(lpos, rpos-lpos) << "\n";
 589       lpos = rpos+1;
 590       }
 591     os << "# " << replace.substr(lpos) << "\n";
 592     }
 593
 594   // Construct the left hand side of the rule.
 595   replace = target;
 596   std::string tgt = this->Convert(replace.c_str(),HOME_OUTPUT,MAKEFILE);
 597   const char* space = "";
 598   if(tgt.size() == 1)
 599     {
 600     // Add a space before the ":" to avoid drive letter confusion on
 601     // Windows.
 602     space = " ";
 603     }
 604
 605   // Mark the rule as symbolic if requested.
 606   if(symbolic)
 607     {
 608     if(const char* sym =
 609        this->Makefile->GetDefinition("CMAKE_MAKE_SYMBOLIC_RULE"))
 610       {
 611       os << tgt.c_str() << space << ": " << sym << "\n";
 612       }
 613     }
 614
 615   // Write the rule.
 616   if(depends.empty())
 617     {
 618     // No dependencies.  The commands will always run.
 619     os << tgt.c_str() << space << ":\n";
 620     }
 621   else
 622     {
 623     // Split dependencies into multiple rule lines.  This allows for
 624     // very long dependency lists even on older make implementations.
 625     for(std::vector<std::string>::const_iterator dep = depends.begin();
 626         dep != depends.end(); ++dep)
 627       {
 628       replace = *dep;
 629       replace = this->Convert(replace.c_str(),HOME_OUTPUT,MAKEFILE);
 630       os << tgt.c_str() << space << ": " << replace.c_str() << "\n";
 631       }
 632     }
 633
 634   // Write the list of commands.
 635   for(std::vector<std::string>::const_iterator i = commands.begin();
 636       i != commands.end(); ++i)
 637     {
 638     replace = *i;
 639     os << "\t" << replace.c_str() << "\n";
 640     }
 641   if(symbolic && !this->WatcomWMake)
 642     {
 643     os << ".PHONY : " << tgt.c_str() << "\n";
 644     }
 645   os << "\n";
 646   // Add the output to the local help if requested.
 647   if(in_help)
 648     {
 649     this->LocalHelp.push_back(target);
 650     }
 651 }
 652
 653 //----------------------------------------------------------------------------
 654 void
 655 cmLocalUnixMakefileGenerator3
 656 ::WriteMakeVariables(std::ostream& makefileStream)
 657 {
 658   this->WriteDivider(makefileStream);
 659   makefileStream
 660     << "# Set environment variables for the build.\n"
 661     << "\n";
 662   if(this->DefineWindowsNULL)
 663     {
 664     makefileStream
 665       << "!IF \"$(OS)\" == \"Windows_NT\"\n"
 666       << "NULL=\n"
 667       << "!ELSE\n"
 668       << "NULL=nul\n"
 669       << "!ENDIF\n";
 670     }
 671   if(this->WindowsShell)
 672     {
 673      makefileStream
 674        << "SHELL = cmd.exe\n"
 675        << "\n";
 676     }
 677   else
 678     {
 679       makefileStream
 680         << "# The shell in which to execute make rules.\n"
 681         << "SHELL = /bin/sh\n"
 682         << "\n";
 683     }
 684
 685   std::string cmakecommand =
 686       this->Makefile->GetRequiredDefinition("CMAKE_COMMAND");
 687   makefileStream
 688     << "# The CMake executable.\n"
 689     << "CMAKE_COMMAND = "
 690     << this->Convert(cmakecommand.c_str(), FULL, SHELL).c_str()
 691     << "\n"
 692     << "\n";
 693   makefileStream
 694     << "# The command to remove a file.\n"
 695     << "RM = "
 696     << this->Convert(cmakecommand.c_str(),FULL,SHELL).c_str()
 697     << " -E remove -f\n"
 698     << "\n";
 699
 700   if(this->Makefile->GetDefinition("CMAKE_EDIT_COMMAND"))
 701     {
 702     makefileStream
 703       << "# The program to use to edit the cache.\n"
 704       << "CMAKE_EDIT_COMMAND = "
 705       << (this->ConvertToOutputForExisting(
 706             this->Makefile->GetDefinition("CMAKE_EDIT_COMMAND"))) << "\n"
 707       << "\n";
 708     }
 709
 710   makefileStream
 711     << "# The top-level source directory on which CMake was run.\n"
 712     << "CMAKE_SOURCE_DIR = "
 713     << this->Convert(this->Makefile->GetHomeDirectory(), FULL, SHELL)
 714     << "\n"
 715     << "\n";
 716   makefileStream
 717     << "# The top-level build directory on which CMake was run.\n"
 718     << "CMAKE_BINARY_DIR = "
 719     << this->Convert(this->Makefile->GetHomeOutputDirectory(), FULL, SHELL)
 720     << "\n"
 721     << "\n";
 722 }
 723
 724 //----------------------------------------------------------------------------
 725 void
 726 cmLocalUnixMakefileGenerator3
 727 ::WriteSpecialTargetsTop(std::ostream& makefileStream)
 728 {
 729   this->WriteDivider(makefileStream);
 730   makefileStream
 731     << "# Special targets provided by cmake.\n"
 732     << "\n";
 733
 734   std::vector<std::string> no_commands;
 735   std::vector<std::string> no_depends;
 736
 737   // Special target to cleanup operation of make tool.
 738   // This should be the first target except for the default_target in
 739   // the interface Makefile.
 740   this->WriteMakeRule(
 741     makefileStream, "Disable implicit rules so canoncical targets will work.",
 742     ".SUFFIXES", no_depends, no_commands, false);
 743
 744   if(!this->NMake && !this->WatcomWMake && !this->BorlandMakeCurlyHack)
 745     {
 746     // turn off RCS and SCCS automatic stuff from gmake
 747     makefileStream
 748       << "# Remove some rules from gmake that .SUFFIXES does not remove.\n"
 749       << "# This makes gmake faster as it does not try to run implicit rules\n"
 750       << "# on targets that never exist.\n"
 751       << "SUFFIXES =\n"
 752       << "%: %,v\n"
 753       << "%: RCS/%,v\n"
 754       << "%: RCS/%\n"
 755       << "%: s.%\n"
 756       << "%: %.w\n"
 757       << "%.c: %.w %.ch\n"
 758       << "%: %.tex\n"
 759       << "%: SCCS/s.%\n\n";
 760     }
 761   // Add a fake suffix to keep HP happy.  Must be max 32 chars for SGI make.
 762   std::vector<std::string> depends;
 763   depends.push_back(".hpux_make_needs_suffix_list");
 764   this->WriteMakeRule(makefileStream, 0,
 765                       ".SUFFIXES", depends, no_commands, false);
 766
 767   cmGlobalUnixMakefileGenerator3* gg =
 768     static_cast<cmGlobalUnixMakefileGenerator3*>(this->GlobalGenerator);
 769   // Write special target to silence make output.  This must be after
 770   // the default target in case VERBOSE is set (which changes the
 771   // name).  The setting of CMAKE_VERBOSE_MAKEFILE to ON will cause a
 772   // "VERBOSE=1" to be added as a make variable which will change the
 773   // name of this special target.  This gives a make-time choice to
 774   // the user.
 775   if((this->Makefile->IsOn("CMAKE_VERBOSE_MAKEFILE"))
 776      || (gg->GetForceVerboseMakefiles()))
 777     {
 778     makefileStream
 779       << "# Produce verbose output by default.\n"
 780       << "VERBOSE = 1\n"
 781       << "\n";
 782     }
 783   if(this->SilentNoColon)
 784     {
 785     makefileStream << "$(VERBOSE).SILENT\n";
 786     }
 787   else
 788     {
 789     this->WriteMakeRule(makefileStream,
 790                         "Suppress display of executed commands.",
 791                         "$(VERBOSE).SILENT",
 792                         no_depends,
 793                         no_commands, false);
 794     }
 795
 796   // Work-around for makes that drop rules that have no dependencies
 797   // or commands.
 798   std::string hack = gg->GetEmptyRuleHackDepends();
 799   if(!hack.empty())
 800     {
 801     no_depends.push_back(hack);
 802     }
 803   std::string hack_cmd = gg->GetEmptyRuleHackCommand();
 804   if(!hack_cmd.empty())
 805     {
 806     no_commands.push_back(hack_cmd);
 807     }
 808
 809   // Special symbolic target that never exists to force dependers to
 810   // run their rules.
 811   this->WriteMakeRule
 812     (makefileStream,
 813      "A target that is always out of date.",
 814      "cmake_force", no_depends, no_commands, true);
 815
 816   // Variables for reference by other rules.
 817   this->WriteMakeVariables(makefileStream);
 818 }
 819
 820 //----------------------------------------------------------------------------
 821 void cmLocalUnixMakefileGenerator3
 822 ::WriteSpecialTargetsBottom(std::ostream& makefileStream)
 823 {
 824   this->WriteDivider(makefileStream);
 825   makefileStream
 826     << "# Special targets to cleanup operation of make.\n"
 827     << "\n";
 828
 829   // Write special "cmake_check_build_system" target to run cmake with
 830   // the --check-build-system flag.
 831   {
 832   // Build command to run CMake to check if anything needs regenerating.
 833   std::string cmakefileName = cmake::GetCMakeFilesDirectoryPostSlash();
 834   cmakefileName += "Makefile.cmake";
 835   std::string runRule =
 836     "$(CMAKE_COMMAND) -H$(CMAKE_SOURCE_DIR) -B$(CMAKE_BINARY_DIR)";
 837   runRule += " --check-build-system ";
 838   runRule += this->Convert(cmakefileName.c_str(),NONE,SHELL);
 839   runRule += " 0";
 840
 841   std::vector<std::string> no_depends;
 842   std::vector<std::string> commands;
 843   commands.push_back(runRule);
 844   if(this->Parent)
 845     {
 846     this->CreateCDCommand(commands,
 847                           this->Makefile->GetHomeOutputDirectory(),
 848                           this->Makefile->GetStartOutputDirectory());
 849     }
 850   this->WriteMakeRule(makefileStream,
 851                       "Special rule to run CMake to check the build system "
 852                       "integrity.\n"
 853                       "No rule that depends on this can have "
 854                       "commands that come from listfiles\n"
 855                       "because they might be regenerated.",
 856                       "cmake_check_build_system",
 857                       no_depends,
 858                       commands, true);
 859   }
 860 }
 861
 862
 863
 864 //----------------------------------------------------------------------------
 865 void
 866 cmLocalUnixMakefileGenerator3
 867 ::WriteConvenienceRule(std::ostream& ruleFileStream,
 868                        const char* realTarget,
 869                        const char* helpTarget)
 870 {
 871   // A rule is only needed if the names are different.
 872   if(strcmp(realTarget, helpTarget) != 0)
 873     {
 874     // The helper target depends on the real target.
 875     std::vector<std::string> depends;
 876     depends.push_back(realTarget);
 877
 878     // There are no commands.
 879     std::vector<std::string> no_commands;
 880
 881     // Write the rule.
 882     this->WriteMakeRule(ruleFileStream, "Convenience name for target.",
 883                         helpTarget, depends, no_commands, true);
 884     }
 885 }
 886
 887
 888 //----------------------------------------------------------------------------
 889 std::string
 890 cmLocalUnixMakefileGenerator3
 891 ::GetRelativeTargetDirectory(cmTarget const& target)
 892 {
 893   std::string dir = this->HomeRelativeOutputPath;
 894   dir += this->GetTargetDirectory(target);
 895   return this->Convert(dir.c_str(),NONE,UNCHANGED);
 896 }
 897
 898
 899
 900 //----------------------------------------------------------------------------
 901 void cmLocalUnixMakefileGenerator3::AppendFlags(std::string& flags,
 902                                                 const char* newFlags)
 903 {
 904   if(this->WatcomWMake && newFlags && *newFlags)
 905     {
 906     std::string newf = newFlags;
 907     if(newf.find("\\\"") != newf.npos)
 908       {
 909       cmSystemTools::ReplaceString(newf, "\\\"", "\"");
 910       this->cmLocalGenerator::AppendFlags(flags, newf.c_str());
 911       return;
 912       }
 913     }
 914   this->cmLocalGenerator::AppendFlags(flags, newFlags);
 915 }
 916
 917 //----------------------------------------------------------------------------
 918 void
 919 cmLocalUnixMakefileGenerator3
 920 ::AppendRuleDepend(std::vector<std::string>& depends,
 921                    const char* ruleFileName)
 922 {
 923   // Add a dependency on the rule file itself unless an option to skip
 924   // it is specifically enabled by the user or project.
 925   const char* nodep =
 926     this->Makefile->GetDefinition("CMAKE_SKIP_RULE_DEPENDENCY");
 927   if(!nodep || cmSystemTools::IsOff(nodep))
 928     {
 929     depends.push_back(ruleFileName);
 930     }
 931 }
 932
 933 //----------------------------------------------------------------------------
 934 void
 935 cmLocalUnixMakefileGenerator3
 936 ::AppendCustomDepends(std::vector<std::string>& depends,
 937                       const std::vector<cmCustomCommand>& ccs)
 938 {
 939   for(std::vector<cmCustomCommand>::const_iterator i = ccs.begin();
 940       i != ccs.end(); ++i)
 941     {
 942     this->AppendCustomDepend(depends, *i);
 943     }
 944 }
 945
 946 //----------------------------------------------------------------------------
 947 void
 948 cmLocalUnixMakefileGenerator3
 949 ::AppendCustomDepend(std::vector<std::string>& depends,
 950                      const cmCustomCommand& cc)
 951 {
 952   for(std::vector<std::string>::const_iterator d = cc.GetDepends().begin();
 953       d != cc.GetDepends().end(); ++d)
 954     {
 955     // Lookup the real name of the dependency in case it is a CMake target.
 956     std::string dep = this->GetRealDependency
 957       (d->c_str(), this->ConfigurationName.c_str());
 958     depends.push_back(dep);
 959     }
 960 }
 961
 962 //----------------------------------------------------------------------------
 963 void
 964 cmLocalUnixMakefileGenerator3
 965 ::AppendCustomCommands(std::vector<std::string>& commands,
 966                        const std::vector<cmCustomCommand>& ccs)
 967 {
 968   for(std::vector<cmCustomCommand>::const_iterator i = ccs.begin();
 969       i != ccs.end(); ++i)
 970     {
 971     this->AppendCustomCommand(commands, *i, true);
 972     }
 973 }
 974
 975 //----------------------------------------------------------------------------
 976 void
 977 cmLocalUnixMakefileGenerator3
 978 ::AppendCustomCommand(std::vector<std::string>& commands,
 979                       const cmCustomCommand& cc, bool echo_comment)
 980 {
 981   // Optionally create a command to display the custom command's
 982   // comment text.  This is used for pre-build, pre-link, and
 983   // post-build command comments.  Custom build step commands have
 984   // their comments generated elsewhere.
 985   if(echo_comment)
 986     {
 987     const char* comment = cc.GetComment();
 988     if(comment && *comment)
 989       {
 990       this->AppendEcho(commands, comment,
 991                        cmLocalUnixMakefileGenerator3::EchoGenerate);
 992       }
 993     }
 994
 995   // if the command specified a working directory use it.
 996   const char* dir  = this->Makefile->GetStartOutputDirectory();
 997   const char* workingDir = cc.GetWorkingDirectory();
 998   if(workingDir)
 999     {
1000     dir = workingDir;
1001     }
1002   bool escapeOldStyle = cc.GetEscapeOldStyle();
1003   bool escapeAllowMakeVars = cc.GetEscapeAllowMakeVars();
1004
1005   // Add each command line to the set of commands.
1006   std::vector<std::string> commands1;
1007   for(cmCustomCommandLines::const_iterator cl = cc.GetCommandLines().begin();
1008       cl != cc.GetCommandLines().end(); ++cl)
1009     {
1010     // Build the command line in a single string.
1011     const cmCustomCommandLine& commandLine = *cl;
1012     std::string cmd = GetRealLocation(commandLine[0].c_str(),
1013                                       this->ConfigurationName.c_str());
1014     if (cmd.size())
1015       {
1016       cmSystemTools::ReplaceString(cmd, "/./", "/");
1017       // Convert the command to a relative path only if the current
1018       // working directory will be the start-output directory.
1019       bool had_slash = cmd.find("/") != cmd.npos;
1020       if(!workingDir)
1021         {
1022         cmd = this->Convert(cmd.c_str(),START_OUTPUT);
1023         }
1024       bool has_slash = cmd.find("/") != cmd.npos;
1025       if(had_slash && !has_slash)
1026         {
1027         // This command was specified as a path to a file in the
1028         // current directory.  Add a leading "./" so it can run
1029         // without the current directory being in the search path.
1030         cmd = "./" + cmd;
1031         }
1032       cmd = this->Convert(cmd.c_str(),NONE,SHELL);
1033       for(unsigned int j=1; j < commandLine.size(); ++j)
1034         {
1035         cmd += " ";
1036         if(escapeOldStyle)
1037           {
1038           cmd += this->EscapeForShellOldStyle(commandLine[j].c_str());
1039           }
1040         else
1041           {
1042           cmd += this->EscapeForShell(commandLine[j].c_str(),
1043                                       escapeAllowMakeVars);
1044           }
1045         }
1046       if(this->BorlandMakeCurlyHack)
1047         {
1048         // Borland Make has a very strange bug.  If the first curly
1049         // brace anywhere in the command string is a left curly, it
1050         // must be written {{} instead of just {.  Otherwise some
1051         // curly braces are removed.  The hack can be skipped if the
1052         // first curly brace is the last character.
1053         std::string::size_type lcurly = cmd.find("{");
1054         if(lcurly != cmd.npos && lcurly < (cmd.size()-1))
1055           {
1056           std::string::size_type rcurly = cmd.find("}");
1057           if(rcurly == cmd.npos || rcurly > lcurly)
1058             {
1059             // The first curly is a left curly.  Use the hack.
1060             std::string hack_cmd = cmd.substr(0, lcurly);
1061             hack_cmd += "{{}";
1062             hack_cmd += cmd.substr(lcurly+1);
1063             cmd = hack_cmd;
1064             }
1065           }
1066         }
1067       commands1.push_back(cmd);
1068       }
1069     }
1070
1071   // Setup the proper working directory for the commands.
1072   this->CreateCDCommand(commands1, dir,
1073                         this->Makefile->GetHomeOutputDirectory());
1074
1075   // push back the custom commands
1076   commands.insert(commands.end(), commands1.begin(), commands1.end());
1077 }
1078
1079 //----------------------------------------------------------------------------
1080 void
1081 cmLocalUnixMakefileGenerator3
1082 ::AppendCleanCommand(std::vector<std::string>& commands,
1083                      const std::vector<std::string>& files,
1084                      cmTarget& target, const char* filename)
1085 {
1086   if(!files.empty())
1087     {
1088     std::string cleanfile = this->Makefile->GetCurrentOutputDirectory();
1089     cleanfile += "/";
1090     cleanfile += this->GetTargetDirectory(target);
1091     cleanfile += "/cmake_clean";
1092     if(filename)
1093       {
1094       cleanfile += "_";
1095       cleanfile += filename;
1096       }
1097     cleanfile += ".cmake";
1098     std::string cleanfilePath = this->Convert(cleanfile.c_str(), FULL);
1099     std::ofstream fout(cleanfilePath.c_str());
1100     if(!fout)
1101       {
1102       cmSystemTools::Error("Could not create ", cleanfilePath.c_str());
1103       }
1104     fout << "FILE(REMOVE_RECURSE\n";
1105     std::string remove = "$(CMAKE_COMMAND) -P ";
1106     remove += this->Convert(cleanfile.c_str(), START_OUTPUT, SHELL);
1107     for(std::vector<std::string>::const_iterator f = files.begin();
1108         f != files.end(); ++f)
1109       {
1110       fout << "\"" << this->Convert(f->c_str(),START_OUTPUT,UNCHANGED)
1111            << "\"\n";
1112       }
1113     fout << ")\n";
1114     commands.push_back(remove);
1115
1116     // For the main clean rule add per-language cleaning.
1117     if(!filename)
1118       {
1119       // Get the set of source languages in the target.
1120       std::set<cmStdString> languages;
1121       target.GetLanguages(languages);
1122       fout << "\n"
1123            << "# Per-language clean rules from dependency scanning.\n"
1124            << "FOREACH(lang";
1125       for(std::set<cmStdString>::const_iterator l = languages.begin();
1126           l != languages.end(); ++l)
1127         {
1128         fout << " " << *l;
1129         }
1130       fout << ")\n"
1131            << "  INCLUDE(" << this->GetTargetDirectory(target)
1132            << "/cmake_clean_${lang}.cmake OPTIONAL)\n"
1133            << "ENDFOREACH(lang)\n";
1134       }
1135     }
1136 }
1137
1138 //----------------------------------------------------------------------------
1139 void
1140 cmLocalUnixMakefileGenerator3::AppendEcho(std::vector<std::string>& commands,
1141                                           const char* text,
1142                                           EchoColor color)
1143 {
1144   // Choose the color for the text.
1145   std::string color_name;
1146 #ifdef CMAKE_BUILD_WITH_CMAKE
1147   if(this->GlobalGenerator->GetToolSupportsColor() && this->ColorMakefile)
1148     {
1149     // See cmake::ExecuteEchoColor in cmake.cxx for these options.
1150     // This color set is readable on both black and white backgrounds.
1151     switch(color)
1152       {
1153       case EchoNormal:
1154         break;
1155       case EchoDepend:
1156         color_name = "--magenta --bold ";
1157         break;
1158       case EchoBuild:
1159         color_name = "--green ";
1160         break;
1161       case EchoLink:
1162         color_name = "--red --bold ";
1163         break;
1164       case EchoGenerate:
1165         color_name = "--blue --bold ";
1166         break;
1167       case EchoGlobal:
1168         color_name = "--cyan ";
1169         break;
1170       }
1171     }
1172 #else
1173   (void)color;
1174 #endif
1175
1176   // Echo one line at a time.
1177   std::string line;
1178   line.reserve(200);
1179   for(const char* c = text;; ++c)
1180     {
1181     if(*c == '\n' || *c == '\0')
1182       {
1183       // Avoid writing a blank last line on end-of-string.
1184       if(*c != '\0' || !line.empty())
1185         {
1186         // Add a command to echo this line.
1187         std::string cmd;
1188         if(color_name.empty())
1189           {
1190           // Use the native echo command.
1191           cmd = this->NativeEchoCommand;
1192           cmd += this->EscapeForShell(line.c_str(), false,
1193                                       this->NativeEchoWindows);
1194           }
1195         else
1196           {
1197           // Use cmake to echo the text in color.
1198           cmd = "@$(CMAKE_COMMAND) -E cmake_echo_color --switch=$(COLOR) ";
1199           cmd += color_name;
1200           cmd += this->EscapeForShell(line.c_str());
1201           }
1202         commands.push_back(cmd);
1203         }
1204
1205       // Reset the line to emtpy.
1206       line = "";
1207
1208       // Terminate on end-of-string.
1209       if(*c == '\0')
1210         {
1211         return;
1212         }
1213       }
1214     else if(*c != '\r')
1215       {
1216       // Append this character to the current line.
1217       line += *c;
1218       }
1219     }
1220 }
1221
1222 //----------------------------------------------------------------------------
1223 std::string
1224 cmLocalUnixMakefileGenerator3
1225 ::CreateMakeVariable(const char* sin, const char* s2in)
1226 {
1227   std::string s = sin;
1228   std::string s2 = s2in;
1229   std::string unmodified = s;
1230   unmodified += s2;
1231   // if there is no restriction on the length of make variables
1232   // and there are no "." charactors in the string, then return the
1233   // unmodified combination.
1234   if((!this->MakefileVariableSize && unmodified.find('.') == s.npos)
1235      && (!this->MakefileVariableSize && unmodified.find('-') == s.npos))
1236     {
1237     return unmodified;
1238     }
1239
1240   // see if the variable has been defined before and return
1241   // the modified version of the variable
1242   std::map<cmStdString, cmStdString>::iterator i =
1243     this->MakeVariableMap.find(unmodified);
1244   if(i != this->MakeVariableMap.end())
1245     {
1246     return i->second;
1247     }
1248   // start with the unmodified variable
1249   std::string ret = unmodified;
1250   // if this there is no value for this->MakefileVariableSize then
1251   // the string must have bad characters in it
1252   if(!this->MakefileVariableSize)
1253     {
1254     cmSystemTools::ReplaceString(ret, ".", "_");
1255     cmSystemTools::ReplaceString(ret, "-", "__");
1256     int ni = 0;
1257     char buffer[5];
1258     // make sure the _ version is not already used, if
1259     // it is used then add number to the end of the variable
1260     while(this->ShortMakeVariableMap.count(ret) && ni < 1000)
1261       {
1262       ++ni;
1263       sprintf(buffer, "%04d", ni);
1264       ret = unmodified + buffer;
1265       }
1266     this->ShortMakeVariableMap[ret] = "1";
1267     this->MakeVariableMap[unmodified] = ret;
1268     return ret;
1269     }
1270
1271   // if the string is greater the 32 chars it is an invalid vairable name
1272   // for borland make
1273   if(static_cast<int>(ret.size()) > this->MakefileVariableSize)
1274     {
1275     int keep = this->MakefileVariableSize - 8;
1276     int size = keep + 3;
1277     std::string str1 = s;
1278     std::string str2 = s2;
1279     // we must shorten the combined string by 4 charactors
1280     // keep no more than 24 charactors from the second string
1281     if(static_cast<int>(str2.size()) > keep)
1282       {
1283       str2 = str2.substr(0, keep);
1284       }
1285     if(static_cast<int>(str1.size()) + static_cast<int>(str2.size()) > size)
1286       {
1287       str1 = str1.substr(0, size - str2.size());
1288       }
1289     char buffer[5];
1290     int ni = 0;
1291     sprintf(buffer, "%04d", ni);
1292     ret = str1 + str2 + buffer;
1293     while(this->ShortMakeVariableMap.count(ret) && ni < 1000)
1294       {
1295       ++ni;
1296       sprintf(buffer, "%04d", ni);
1297       ret = str1 + str2 + buffer;
1298       }
1299     if(ni == 1000)
1300       {
1301       cmSystemTools::Error("Borland makefile variable length too long");
1302       return unmodified;
1303       }
1304     // once an unused variable is found
1305     this->ShortMakeVariableMap[ret] = "1";
1306     }
1307   // always make an entry into the unmodified to variable map
1308   this->MakeVariableMap[unmodified] = ret;
1309   return ret;
1310 }
1311
1312 //----------------------------------------------------------------------------
1313 bool cmLocalUnixMakefileGenerator3::UpdateDependencies(const char* tgtInfo,
1314                                                        bool verbose,
1315                                                        bool color)
1316 {
1317   // read in the target info file
1318   if(!this->Makefile->ReadListFile(0, tgtInfo) ||
1319      cmSystemTools::GetErrorOccuredFlag())
1320     {
1321     cmSystemTools::Error("Target DependInfo.cmake file not found");
1322     }
1323
1324   // Check if any multiple output pairs have a missing file.
1325   this->CheckMultipleOutputs(verbose);
1326
1327   std::string dir = cmSystemTools::GetFilenamePath(tgtInfo);
1328   std::string internalDependFile = dir + "/depend.internal";
1329   std::string dependFile = dir + "/depend.make";
1330
1331   // If the target DependInfo.cmake file has changed since the last
1332   // time dependencies were scanned then force rescanning.  This may
1333   // happen when a new source file is added and CMake regenerates the
1334   // project but no other sources were touched.
1335   bool needRescan = false;
1336   cmFileTimeComparison* ftc =
1337     this->GlobalGenerator->GetCMakeInstance()->GetFileComparison();
1338   {
1339   int result;
1340   if(!ftc->FileTimeCompare(internalDependFile.c_str(), tgtInfo, &result) ||
1341      result < 0)
1342     {
1343     if(verbose)
1344       {
1345       cmOStringStream msg;
1346       msg << "Dependee \"" << tgtInfo
1347           << "\" is newer than depender \""
1348           << internalDependFile << "\"." << std::endl;
1349       cmSystemTools::Stdout(msg.str().c_str());
1350       }
1351     needRescan = true;
1352     }
1353   }
1354
1355   // Check the implicit dependencies to see if they are up to date.
1356   // The build.make file may have explicit dependencies for the object
1357   // files but these will not affect the scanning process so they need
1358   // not be considered.
1359   cmDependsC checker;
1360   checker.SetVerbose(verbose);
1361   checker.SetFileComparison(ftc);
1362   if(needRescan ||
1363      !checker.Check(dependFile.c_str(), internalDependFile.c_str()))
1364     {
1365     // The dependencies must be regenerated.
1366     std::string targetName = cmSystemTools::GetFilenameName(dir);
1367     targetName = targetName.substr(0, targetName.length()-4);
1368     std::string message = "Scanning dependencies of target ";
1369     message += targetName;
1370 #ifdef CMAKE_BUILD_WITH_CMAKE
1371     cmSystemTools::MakefileColorEcho(
1372       cmsysTerminal_Color_ForegroundMagenta |
1373       cmsysTerminal_Color_ForegroundBold,
1374       message.c_str(), true, color);
1375 #else
1376     fprintf(stdout, "%s\n", message.c_str());
1377 #endif
1378
1379     return this->ScanDependencies(dir.c_str());
1380     }
1381   else
1382     {
1383     // The dependencies are already up-to-date.
1384     return true;
1385     }
1386 }
1387
1388 //----------------------------------------------------------------------------
1389 bool
1390 cmLocalUnixMakefileGenerator3
1391 ::ScanDependencies(const char* targetDir)
1392 {
1393   // Read the directory information file.
1394   cmMakefile* mf = this->Makefile;
1395   bool haveDirectoryInfo = false;
1396   std::string dirInfoFile = this->Makefile->GetStartOutputDirectory();
1397   dirInfoFile += cmake::GetCMakeFilesDirectory();
1398   dirInfoFile += "/CMakeDirectoryInformation.cmake";
1399   if(mf->ReadListFile(0, dirInfoFile.c_str()) &&
1400      !cmSystemTools::GetErrorOccuredFlag())
1401     {
1402     haveDirectoryInfo = true;
1403     }
1404
1405   // Lookup useful directory information.
1406   if(haveDirectoryInfo)
1407     {
1408     // Test whether we need to force Unix paths.
1409     if(const char* force = mf->GetDefinition("CMAKE_FORCE_UNIX_PATHS"))
1410       {
1411       if(!cmSystemTools::IsOff(force))
1412         {
1413         cmSystemTools::SetForceUnixPaths(true);
1414         }
1415       }
1416
1417     // Setup relative path top directories.
1418     this->RelativePathsConfigured = true;
1419     if(const char* relativePathTopSource =
1420        mf->GetDefinition("CMAKE_RELATIVE_PATH_TOP_SOURCE"))
1421       {
1422       this->RelativePathTopSource = relativePathTopSource;
1423       }
1424     if(const char* relativePathTopBinary =
1425        mf->GetDefinition("CMAKE_RELATIVE_PATH_TOP_BINARY"))
1426       {
1427       this->RelativePathTopBinary = relativePathTopBinary;
1428       }
1429     }
1430   else
1431     {
1432     cmSystemTools::Error("Directory Information file not found");
1433     }
1434
1435   // create the file stream for the depends file
1436   std::string dir = targetDir;
1437
1438   // Open the rule file.  This should be copy-if-different because the
1439   // rules may depend on this file itself.
1440   std::string ruleFileNameFull = dir;
1441   ruleFileNameFull += "/depend.make";
1442   cmGeneratedFileStream ruleFileStream(ruleFileNameFull.c_str());
1443   ruleFileStream.SetCopyIfDifferent(true);
1444   if(!ruleFileStream)
1445     {
1446     return false;
1447     }
1448   std::string internalRuleFileNameFull = dir;
1449   internalRuleFileNameFull += "/depend.internal";
1450   cmGeneratedFileStream
1451     internalRuleFileStream(internalRuleFileNameFull.c_str());
1452   internalRuleFileStream.SetCopyIfDifferent(true);
1453   if(!internalRuleFileStream)
1454     {
1455     return false;
1456     }
1457
1458   this->WriteDisclaimer(ruleFileStream);
1459   this->WriteDisclaimer(internalRuleFileStream);
1460
1461   // for each language we need to scan, scan it
1462   const char *langStr = mf->GetSafeDefinition("CMAKE_DEPENDS_LANGUAGES");
1463   std::vector<std::string> langs;
1464   cmSystemTools::ExpandListArgument(langStr, langs);
1465   for (std::vector<std::string>::iterator li =
1466          langs.begin(); li != langs.end(); ++li)
1467     {
1468     // construct the checker
1469     std::string lang = li->c_str();
1470
1471     // Get the set of include directories.
1472     std::vector<std::string> includes;
1473     if(haveDirectoryInfo)
1474       {
1475       std::string includePathVar = "CMAKE_";
1476       includePathVar += lang;
1477       includePathVar += "_INCLUDE_PATH";
1478       if(const char* includePath = mf->GetDefinition(includePathVar.c_str()))
1479         {
1480         cmSystemTools::ExpandListArgument(includePath, includes);
1481         }
1482       }
1483
1484     // Get the include file regular expression.
1485     std::string includeRegexScan = "^.*$";
1486     std::string includeRegexComplain = "^$";
1487     if(haveDirectoryInfo)
1488       {
1489       std::string scanRegexVar = "CMAKE_";
1490       scanRegexVar += lang;
1491       scanRegexVar += "_INCLUDE_REGEX_SCAN";
1492       if(const char* scanRegex = mf->GetDefinition(scanRegexVar.c_str()))
1493         {
1494         includeRegexScan = scanRegex;
1495         }
1496       std::string complainRegexVar = "CMAKE_";
1497       complainRegexVar += lang;
1498       complainRegexVar += "_INCLUDE_REGEX_COMPLAIN";
1499       if(const char* complainRegex =
1500          mf->GetDefinition(complainRegexVar.c_str()))
1501         {
1502         includeRegexComplain = complainRegex;
1503         }
1504       }
1505
1506     // Create the scanner for this language
1507     cmDepends *scanner = 0;
1508     if(lang == "C" || lang == "CXX" || lang == "RC")
1509       {
1510       std::string includeCacheFileName = dir;
1511       includeCacheFileName += "/";
1512       includeCacheFileName += lang;
1513       includeCacheFileName += ".includecache";
1514
1515       // TODO: Handle RC (resource files) dependencies correctly.
1516       scanner = new cmDependsC(includes,
1517                                includeRegexScan.c_str(),
1518                                includeRegexComplain.c_str(),
1519                                includeCacheFileName);
1520       }
1521 #ifdef CMAKE_BUILD_WITH_CMAKE
1522     else if(lang == "Fortran")
1523       {
1524       std::vector<std::string> defines;
1525       if(const char* c_defines =
1526          mf->GetDefinition("CMAKE_TARGET_DEFINITIONS"))
1527         {
1528         cmSystemTools::ExpandListArgument(c_defines, defines);
1529         }
1530
1531       scanner = new cmDependsFortran(includes, defines);
1532       }
1533     else if(lang == "Java")
1534       {
1535       scanner = new cmDependsJava();
1536       }
1537 #endif
1538
1539     if (scanner)
1540       {
1541       scanner->SetLocalGenerator(this);
1542       scanner->SetFileComparison
1543         (this->GlobalGenerator->GetCMakeInstance()->GetFileComparison());
1544       scanner->SetLanguage(lang.c_str());
1545       scanner->SetTargetDirectory(dir.c_str());
1546       scanner->Write(ruleFileStream, internalRuleFileStream);
1547
1548       // free the scanner for this language
1549       delete scanner;
1550       }
1551     }
1552
1553   return true;
1554 }
1555
1556 //----------------------------------------------------------------------------
1557 void cmLocalUnixMakefileGenerator3::CheckMultipleOutputs(bool verbose)
1558 {
1559   cmMakefile* mf = this->Makefile;
1560
1561   // Get the string listing the multiple output pairs.
1562   const char* pairs_string = mf->GetDefinition("CMAKE_MULTIPLE_OUTPUT_PAIRS");
1563   if(!pairs_string)
1564     {
1565     return;
1566     }
1567
1568   // Convert the string to a list and preserve empty entries.
1569   std::vector<std::string> pairs;
1570   cmSystemTools::ExpandListArgument(pairs_string, pairs, true);
1571   for(std::vector<std::string>::const_iterator i = pairs.begin();
1572       i != pairs.end(); ++i)
1573     {
1574     const std::string& depender = *i;
1575     if(++i != pairs.end())
1576       {
1577       const std::string& dependee = *i;
1578
1579       // If the depender is missing then delete the dependee to make
1580       // sure both will be regenerated.
1581       if(cmSystemTools::FileExists(dependee.c_str()) &&
1582          !cmSystemTools::FileExists(depender.c_str()))
1583         {
1584         if(verbose)
1585           {
1586           cmOStringStream msg;
1587           msg << "Deleting primary custom command output \"" << dependee
1588               << "\" because another output \""
1589               << depender << "\" does not exist." << std::endl;
1590           cmSystemTools::Stdout(msg.str().c_str());
1591           }
1592         cmSystemTools::RemoveFile(dependee.c_str());
1593         }
1594       }
1595     }
1596 }
1597
1598 //----------------------------------------------------------------------------
1599 void cmLocalUnixMakefileGenerator3
1600 ::WriteLocalAllRules(std::ostream& ruleFileStream)
1601 {
1602   this->WriteDisclaimer(ruleFileStream);
1603
1604   // Write the main entry point target.  This must be the VERY first
1605   // target so that make with no arguments will run it.
1606   {
1607   // Just depend on the all target to drive the build.
1608   std::vector<std::string> depends;
1609   std::vector<std::string> no_commands;
1610   depends.push_back("all");
1611
1612   // Write the rule.
1613   this->WriteMakeRule(ruleFileStream,
1614                       "Default target executed when no arguments are "
1615                       "given to make.",
1616                       "default_target",
1617                       depends,
1618                       no_commands, true);
1619   }
1620
1621   this->WriteSpecialTargetsTop(ruleFileStream);
1622
1623   // Include the progress variables for the target.
1624   // Write all global targets
1625   this->WriteDivider(ruleFileStream);
1626   ruleFileStream
1627     << "# Targets provided globally by CMake.\n"
1628     << "\n";
1629   cmTargets* targets = &(this->Makefile->GetTargets());
1630   cmTargets::iterator glIt;
1631   for ( glIt = targets->begin(); glIt != targets->end(); ++ glIt )
1632     {
1633     if ( glIt->second.GetType() == cmTarget::GLOBAL_TARGET )
1634       {
1635       std::string targetString = "Special rule for the target " + glIt->first;
1636       std::vector<std::string> commands;
1637       std::vector<std::string> depends;
1638
1639       const char* text = glIt->second.GetProperty("EchoString");
1640       if ( !text )
1641         {
1642         text = "Running external command ...";
1643         }
1644       std::set<cmStdString>::const_iterator dit;
1645       for ( dit = glIt->second.GetUtilities().begin();
1646          dit != glIt->second.GetUtilities().end();
1647         ++ dit )
1648         {
1649         depends.push_back(dit->c_str());
1650         }
1651       this->AppendEcho(commands, text,
1652                        cmLocalUnixMakefileGenerator3::EchoGlobal);
1653
1654       // Global targets store their rules in pre- and post-build commands.
1655       this->AppendCustomDepends(depends,
1656                                 glIt->second.GetPreBuildCommands());
1657       this->AppendCustomDepends(depends,
1658                                 glIt->second.GetPostBuildCommands());
1659       this->AppendCustomCommands(commands,
1660                                  glIt->second.GetPreBuildCommands());
1661       this->AppendCustomCommands(commands,
1662                                  glIt->second.GetPostBuildCommands());
1663       std::string targetName = glIt->second.GetName();
1664       this->WriteMakeRule(ruleFileStream, targetString.c_str(),
1665                           targetName.c_str(), depends, commands, true);
1666
1667       // Provide a "/fast" version of the target.
1668       depends.clear();
1669       if((targetName == "install")
1670           || (targetName == "install_local")
1671           || (targetName == "install_strip"))
1672         {
1673         // Provide a fast install target that does not depend on all
1674         // but has the same command.
1675         depends.push_back("preinstall/fast");
1676         }
1677       else
1678         {
1679         // Just forward to the real target so at least it will work.
1680         depends.push_back(targetName);
1681         commands.clear();
1682         }
1683       targetName += "/fast";
1684       this->WriteMakeRule(ruleFileStream, targetString.c_str(),
1685                           targetName.c_str(), depends, commands, true);
1686       }
1687     }
1688
1689   std::vector<std::string> depends;
1690   std::vector<std::string> commands;
1691
1692   // Write the all rule.
1693   std::string dir;
1694   std::string recursiveTarget = this->Makefile->GetStartOutputDirectory();
1695   recursiveTarget += "/all";
1696
1697   depends.push_back("cmake_check_build_system");
1698
1699   std::string progressDir = this->Makefile->GetHomeOutputDirectory();
1700   progressDir += cmake::GetCMakeFilesDirectory();
1701     {
1702     cmOStringStream progCmd;
1703     progCmd <<
1704       "$(CMAKE_COMMAND) -E cmake_progress_start ";
1705     progCmd << this->Convert(progressDir.c_str(),
1706                              cmLocalGenerator::FULL,
1707                              cmLocalGenerator::SHELL);
1708
1709     std::string progressFile = cmake::GetCMakeFilesDirectory();
1710     progressFile += "/progress.make";
1711     std::string progressFileNameFull =
1712       this->ConvertToFullPath(progressFile.c_str());
1713     progCmd << " " << this->Convert(progressFileNameFull.c_str(),
1714                                     cmLocalGenerator::FULL,
1715                                     cmLocalGenerator::SHELL);
1716     commands.push_back(progCmd.str());
1717     }
1718   std::string mf2Dir = cmake::GetCMakeFilesDirectoryPostSlash();
1719   mf2Dir += "Makefile2";
1720   commands.push_back(this->GetRecursiveMakeCall(mf2Dir.c_str(),
1721                                                 recursiveTarget.c_str()));
1722   this->CreateCDCommand(commands,
1723                         this->Makefile->GetHomeOutputDirectory(),
1724                         this->Makefile->GetStartOutputDirectory());
1725     {
1726     cmOStringStream progCmd;
1727     progCmd << "$(CMAKE_COMMAND) -E cmake_progress_start "; // # 0
1728     progCmd << this->Convert(progressDir.c_str(),
1729                              cmLocalGenerator::FULL,
1730                              cmLocalGenerator::SHELL);
1731     progCmd << " 0";
1732     commands.push_back(progCmd.str());
1733     }
1734   this->WriteMakeRule(ruleFileStream, "The main all target", "all",
1735                       depends, commands, true);
1736
1737   // Write the clean rule.
1738   recursiveTarget = this->Makefile->GetStartOutputDirectory();
1739   recursiveTarget += "/clean";
1740   commands.clear();
1741   depends.clear();
1742   commands.push_back(this->GetRecursiveMakeCall(mf2Dir.c_str(),
1743                                                 recursiveTarget.c_str()));
1744   this->CreateCDCommand(commands,
1745                                 this->Makefile->GetHomeOutputDirectory(),
1746                                 this->Makefile->GetStartOutputDirectory());
1747   this->WriteMakeRule(ruleFileStream, "The main clean target", "clean",
1748                       depends, commands, true);
1749   commands.clear();
1750   depends.clear();
1751   depends.push_back("clean");
1752   this->WriteMakeRule(ruleFileStream, "The main clean target", "clean/fast",
1753                       depends, commands, true);
1754
1755   // Write the preinstall rule.
1756   recursiveTarget = this->Makefile->GetStartOutputDirectory();
1757   recursiveTarget += "/preinstall";
1758   commands.clear();
1759   depends.clear();
1760   const char* noall =
1761     this->Makefile->GetDefinition("CMAKE_SKIP_INSTALL_ALL_DEPENDENCY");
1762   if(!noall || cmSystemTools::IsOff(noall))
1763     {
1764     // Drive the build before installing.
1765     depends.push_back("all");
1766     }
1767   else
1768     {
1769     // At least make sure the build system is up to date.
1770     depends.push_back("cmake_check_build_system");
1771     }
1772   commands.push_back
1773     (this->GetRecursiveMakeCall(mf2Dir.c_str(), recursiveTarget.c_str()));
1774   this->CreateCDCommand(commands,
1775                         this->Makefile->GetHomeOutputDirectory(),
1776                         this->Makefile->GetStartOutputDirectory());
1777   this->WriteMakeRule(ruleFileStream, "Prepare targets for installation.",
1778                       "preinstall", depends, commands, true);
1779   depends.clear();
1780   this->WriteMakeRule(ruleFileStream, "Prepare targets for installation.",
1781                       "preinstall/fast", depends, commands, true);
1782
1783   // write the depend rule, really a recompute depends rule
1784   depends.clear();
1785   commands.clear();
1786   std::string cmakefileName = cmake::GetCMakeFilesDirectoryPostSlash();
1787   cmakefileName += "Makefile.cmake";
1788   std::string runRule =
1789     "$(CMAKE_COMMAND) -H$(CMAKE_SOURCE_DIR) -B$(CMAKE_BINARY_DIR)";
1790   runRule += " --check-build-system ";
1791   runRule += this->Convert(cmakefileName.c_str(),cmLocalGenerator::NONE,
1792                            cmLocalGenerator::SHELL);
1793   runRule += " 1";
1794   commands.push_back(runRule);
1795   this->CreateCDCommand(commands,
1796                         this->Makefile->GetHomeOutputDirectory(),
1797                         this->Makefile->GetStartOutputDirectory());
1798   this->WriteMakeRule(ruleFileStream, "clear depends",
1799                       "depend",
1800                       depends, commands, true);
1801 }
1802
1803
1804 //----------------------------------------------------------------------------
1805 void cmLocalUnixMakefileGenerator3::ClearDependencies(cmMakefile* mf,
1806                                                       bool verbose)
1807 {
1808   // Get the list of target files to check
1809   const char* infoDef = mf->GetDefinition("CMAKE_DEPEND_INFO_FILES");
1810   if(!infoDef)
1811     {
1812     return;
1813     }
1814   std::vector<std::string> files;
1815   cmSystemTools::ExpandListArgument(infoDef, files);
1816
1817   // Each depend information file corresponds to a target.  Clear the
1818   // dependencies for that target.
1819   cmDepends clearer;
1820   clearer.SetVerbose(verbose);
1821   for(std::vector<std::string>::iterator l = files.begin();
1822       l != files.end(); ++l)
1823     {
1824     std::string dir = cmSystemTools::GetFilenamePath(l->c_str());
1825
1826     // Clear the implicit dependency makefile.
1827     std::string dependFile = dir + "/depend.make";
1828     clearer.Clear(dependFile.c_str());
1829
1830     // Remove the internal dependency check file to force
1831     // regeneration.
1832     std::string internalDependFile = dir + "/depend.internal";
1833     cmSystemTools::RemoveFile(internalDependFile.c_str());
1834     }
1835 }
1836
1837
1838 void cmLocalUnixMakefileGenerator3
1839 ::WriteDependLanguageInfo(std::ostream& cmakefileStream, cmTarget &target)
1840 {
1841   ImplicitDependLanguageMap const& implicitLangs =
1842     this->GetImplicitDepends(target);
1843
1844   // list the languages
1845   cmakefileStream
1846     << "# The set of languages for which implicit dependencies are needed:\n";
1847   cmakefileStream
1848     << "SET(CMAKE_DEPENDS_LANGUAGES\n";
1849   for(ImplicitDependLanguageMap::const_iterator
1850         l = implicitLangs.begin(); l != implicitLangs.end(); ++l)
1851     {
1852     cmakefileStream << "  \"" << l->first.c_str() << "\"\n";
1853     }
1854   cmakefileStream << "  )\n";
1855
1856   // now list the files for each language
1857   cmakefileStream
1858     << "# The set of files for implicit dependencies of each language:\n";
1859   for(ImplicitDependLanguageMap::const_iterator
1860         l = implicitLangs.begin(); l != implicitLangs.end(); ++l)
1861     {
1862     cmakefileStream
1863       << "SET(CMAKE_DEPENDS_CHECK_" << l->first.c_str() << "\n";
1864     ImplicitDependFileMap const& implicitPairs = l->second;
1865
1866     // for each file pair
1867     for(ImplicitDependFileMap::const_iterator pi = implicitPairs.begin();
1868         pi != implicitPairs.end(); ++pi)
1869       {
1870       cmakefileStream << "  \"" << pi->second << "\" ";
1871       cmakefileStream << "\"" << pi->first << "\"\n";
1872       }
1873     cmakefileStream << "  )\n";
1874
1875     // Tell the dependency scanner what compiler is used.
1876     std::string cidVar = "CMAKE_";
1877     cidVar += l->first;
1878     cidVar += "_COMPILER_ID";
1879     const char* cid = this->Makefile->GetDefinition(cidVar.c_str());
1880     if(cid && *cid)
1881       {
1882       cmakefileStream
1883         << "SET(CMAKE_" << l->first.c_str() << "_COMPILER_ID \""
1884         << cid << "\")\n";
1885       }
1886     }
1887
1888   // Build a list of preprocessor definitions for the target.
1889   std::vector<std::string> defines;
1890   {
1891   std::string defPropName = "COMPILE_DEFINITIONS_";
1892   defPropName += cmSystemTools::UpperCase(this->ConfigurationName);
1893   if(const char* ddefs = this->Makefile->GetProperty("COMPILE_DEFINITIONS"))
1894     {
1895     cmSystemTools::ExpandListArgument(ddefs, defines);
1896     }
1897   if(const char* cdefs = target.GetProperty("COMPILE_DEFINITIONS"))
1898     {
1899     cmSystemTools::ExpandListArgument(cdefs, defines);
1900     }
1901   if(const char* dcdefs = this->Makefile->GetProperty(defPropName.c_str()))
1902     {
1903     cmSystemTools::ExpandListArgument(dcdefs, defines);
1904     }
1905   if(const char* ccdefs = target.GetProperty(defPropName.c_str()))
1906     {
1907     cmSystemTools::ExpandListArgument(ccdefs, defines);
1908     }
1909   }
1910   if(!defines.empty())
1911     {
1912     cmakefileStream
1913       << "\n"
1914       << "# Preprocessor definitions for this target.\n"
1915       << "SET(CMAKE_TARGET_DEFINITIONS\n";
1916     for(std::vector<std::string>::const_iterator di = defines.begin();
1917         di != defines.end(); ++di)
1918       {
1919       cmakefileStream
1920         << "  " << this->EscapeForCMake(di->c_str()) << "\n";
1921       }
1922     cmakefileStream
1923       << "  )\n";
1924     }
1925 }
1926
1927 //----------------------------------------------------------------------------
1928 std::string
1929 cmLocalUnixMakefileGenerator3
1930 ::GetObjectFileName(cmTarget& target,
1931                     const cmSourceFile& source,
1932                     std::string* nameWithoutTargetDir,
1933                     bool* hasSourceExtension)
1934 {
1935   // Make sure we never hit this old case.
1936   if(source.GetProperty("MACOSX_PACKAGE_LOCATION"))
1937     {
1938     std::string msg = "MACOSX_PACKAGE_LOCATION set on source file: ";
1939     msg += source.GetFullPath();
1940     this->GetMakefile()->IssueMessage(cmake::INTERNAL_ERROR,
1941                                       msg.c_str());
1942     }
1943
1944   // Start with the target directory.
1945   std::string obj = this->GetTargetDirectory(target);
1946   obj += "/";
1947
1948   // Get the object file name without the target directory.
1949   std::string::size_type dir_len = 0;
1950   dir_len += strlen(this->Makefile->GetCurrentOutputDirectory());
1951   dir_len += 1;
1952   dir_len += obj.size();
1953   std::string objectName =
1954     this->GetObjectFileNameWithoutTarget(source, dir_len,
1955                                          hasSourceExtension);
1956   if(nameWithoutTargetDir)
1957     {
1958     *nameWithoutTargetDir = objectName;
1959     }
1960
1961   // Append the object name to the target directory.
1962   obj += objectName;
1963   return obj;
1964 }
1965
1966 //----------------------------------------------------------------------------
1967 void cmLocalUnixMakefileGenerator3::WriteDisclaimer(std::ostream& os)
1968 {
1969   os
1970     << "# CMAKE generated file: DO NOT EDIT!\n"
1971     << "# Generated by \"" << this->GlobalGenerator->GetName() << "\""
1972     << " Generator, CMake Version "
1973     << cmVersion::GetMajorVersion() << "."
1974     << cmVersion::GetMinorVersion() << "\n\n";
1975 }
1976
1977 //----------------------------------------------------------------------------
1978 std::string
1979 cmLocalUnixMakefileGenerator3
1980 ::GetRecursiveMakeCall(const char *makefile, const char* tgt)
1981 {
1982   // Call make on the given file.
1983   std::string cmd;
1984   cmd += "$(MAKE) -f ";
1985   cmd += this->Convert(makefile,NONE,SHELL);
1986   cmd += " ";
1987
1988   // Passg down verbosity level.
1989   if(this->GetMakeSilentFlag().size())
1990     {
1991     cmd += this->GetMakeSilentFlag();
1992     cmd += " ";
1993     }
1994
1995   // Most unix makes will pass the command line flags to make down to
1996   // sub-invoked makes via an environment variable.  However, some
1997   // makes do not support that, so you have to pass the flags
1998   // explicitly.
1999   if(this->GetPassMakeflags())
2000     {
2001     cmd += "-$(MAKEFLAGS) ";
2002     }
2003
2004   // Add the target.
2005   if (tgt && tgt[0] != '\0')
2006     {
2007     // The make target is always relative to the top of the build tree.
2008     std::string tgt2 = this->Convert(tgt, HOME_OUTPUT);
2009
2010     // The target may have been written with windows paths.
2011     cmSystemTools::ConvertToOutputSlashes(tgt2);
2012
2013     // Escape one extra time if the make tool requires it.
2014     if(this->MakeCommandEscapeTargetTwice)
2015       {
2016       tgt2 = this->EscapeForShell(tgt2.c_str(), true, false);
2017       }
2018
2019     // The target name is now a string that should be passed verbatim
2020     // on the command line.
2021     cmd += this->EscapeForShell(tgt2.c_str(), true, false);
2022     }
2023   return cmd;
2024 }
2025
2026 //----------------------------------------------------------------------------
2027 void cmLocalUnixMakefileGenerator3::WriteDivider(std::ostream& os)
2028 {
2029   os
2030     << "#======================================"
2031     << "=======================================\n";
2032 }
2033
2034 //----------------------------------------------------------------------------
2035 void
2036 cmLocalUnixMakefileGenerator3
2037 ::WriteCMakeArgument(std::ostream& os, const char* s)
2038 {
2039   // Write the given string to the stream with escaping to get it back
2040   // into CMake through the lexical scanner.
2041   os << "\"";
2042   for(const char* c = s; *c; ++c)
2043     {
2044     if(*c == '\\')
2045       {
2046       os << "\\\\";
2047       }
2048     else if(*c == '"')
2049       {
2050       os << "\\\"";
2051       }
2052     else
2053       {
2054       os << *c;
2055       }
2056     }
2057   os << "\"";
2058 }
2059
2060 //----------------------------------------------------------------------------
2061 std::string
2062 cmLocalUnixMakefileGenerator3::ConvertToQuotedOutputPath(const char* p)
2063 {
2064
2065   // Split the path into its components.
2066   std::vector<std::string> components;
2067   cmSystemTools::SplitPath(p, components);
2068
2069   // Return an empty path if there are no components.
2070   if(components.empty())
2071     {
2072     return "\"\"";
2073     }
2074
2075   // Choose a slash direction and fix root component.
2076   const char* slash = "/";
2077 #if defined(_WIN32) && !defined(__CYGWIN__)
2078    if(!cmSystemTools::GetForceUnixPaths())
2079      {
2080      slash = "\\";
2081      for(std::string::iterator i = components[0].begin();
2082        i != components[0].end(); ++i)
2083        {
2084        if(*i == '/')
2085          {
2086          *i = '\\';
2087          }
2088        }
2089      }
2090 #endif
2091
2092   // Begin the quoted result with the root component.
2093   std::string result = "\"";
2094   result += components[0];
2095
2096   // Now add the rest of the components separated by the proper slash
2097   // direction for this platform.
2098   bool first = true;
2099   for(unsigned int i=1; i < components.size(); ++i)
2100     {
2101     // Only the last component can be empty to avoid double slashes.
2102     if(components[i].length() > 0 || (i == (components.size()-1)))
2103       {
2104       if(!first)
2105         {
2106         result += slash;
2107         }
2108       result += components[i];
2109       first = false;
2110       }
2111     }
2112
2113   // Close the quoted result.
2114   result += "\"";
2115
2116   return result;
2117 }
2118
2119 //----------------------------------------------------------------------------
2120 std::string
2121 cmLocalUnixMakefileGenerator3
2122 ::GetTargetDirectory(cmTarget const& target) const
2123 {
2124   std::string dir = cmake::GetCMakeFilesDirectoryPostSlash();
2125   dir += target.GetName();
2126   dir += ".dir";
2127   return dir;
2128 }
2129
2130 //----------------------------------------------------------------------------
2131 cmLocalUnixMakefileGenerator3::ImplicitDependLanguageMap const&
2132 cmLocalUnixMakefileGenerator3::GetImplicitDepends(cmTarget const& tgt)
2133 {
2134   return this->ImplicitDepends[tgt.GetName()];
2135 }
2136
2137 //----------------------------------------------------------------------------
2138 void
2139 cmLocalUnixMakefileGenerator3::AddImplicitDepends(cmTarget const& tgt,
2140                                                   const char* lang,
2141                                                   const char* obj,
2142                                                   const char* src)
2143 {
2144   this->ImplicitDepends[tgt.GetName()][lang][obj] = src;
2145 }
2146
2147 //----------------------------------------------------------------------------
2148 void cmLocalUnixMakefileGenerator3
2149 ::CreateCDCommand(std::vector<std::string>& commands, const char *tgtDir,
2150                   const char *retDir)
2151 {
2152   // do we need to cd?
2153   if (!strcmp(tgtDir,retDir))
2154     {
2155     return;
2156     }
2157
2158   if(!this->UnixCD)
2159     {
2160     // On Windows we must perform each step separately and then change
2161     // back because the shell keeps the working directory between
2162     // commands.
2163     std::string cmd = "cd ";
2164     cmd += this->ConvertToOutputForExisting(tgtDir);
2165     commands.insert(commands.begin(),cmd);
2166
2167     // Change back to the starting directory.  Any trailing slash must be
2168     // removed to avoid problems with Borland Make.
2169     std::string back = retDir;
2170     if(back.size() && back[back.size()-1] == '/')
2171       {
2172       back = back.substr(0, back.size()-1);
2173       }
2174     cmd = "cd ";
2175     cmd += this->ConvertToOutputForExisting(back.c_str());
2176     commands.push_back(cmd);
2177     }
2178   else
2179     {
2180     // On UNIX we must construct a single shell command to change
2181     // directory and build because make resets the directory between
2182     // each command.
2183     std::vector<std::string>::iterator i = commands.begin();
2184     for (; i != commands.end(); ++i)
2185       {
2186       std::string cmd = "cd ";
2187       cmd += this->ConvertToOutputForExisting(tgtDir);
2188       cmd += " && ";
2189       cmd += *i;
2190       *i = cmd;
2191       }
2192     }
2193 }
2194
2195
2196 void cmLocalUnixMakefileGenerator3
2197 ::GetTargetObjectFileDirectories(cmTarget* target,
2198                                  std::vector<std::string>& dirs)
2199 {
2200   std::string dir = this->Makefile->GetCurrentOutputDirectory();
2201   dir += "/";
2202   dir += this->GetTargetDirectory(*target);
2203   dirs.push_back(dir);
2204 }