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: 2008-03-18 15:51:23 $
   7   Version:   $Revision: 1.243 $
   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   os << "\n";
 642
 643   // Add the output to the local help if requested.
 644   if(in_help)
 645     {
 646     this->LocalHelp.push_back(target);
 647     }
 648 }
 649
 650 //----------------------------------------------------------------------------
 651 void
 652 cmLocalUnixMakefileGenerator3
 653 ::WriteMakeVariables(std::ostream& makefileStream)
 654 {
 655   this->WriteDivider(makefileStream);
 656   makefileStream
 657     << "# Set environment variables for the build.\n"
 658     << "\n";
 659   if(this->DefineWindowsNULL)
 660     {
 661     makefileStream
 662       << "!IF \"$(OS)\" == \"Windows_NT\"\n"
 663       << "NULL=\n"
 664       << "!ELSE\n"
 665       << "NULL=nul\n"
 666       << "!ENDIF\n";
 667     }
 668   if(this->WindowsShell)
 669     {
 670      makefileStream
 671        << "SHELL = cmd.exe\n"
 672        << "\n";
 673     }
 674   else
 675     {
 676       makefileStream
 677         << "# The shell in which to execute make rules.\n"
 678         << "SHELL = /bin/sh\n"
 679         << "\n";
 680     }
 681
 682   std::string cmakecommand =
 683       this->Makefile->GetRequiredDefinition("CMAKE_COMMAND");
 684   makefileStream
 685     << "# The CMake executable.\n"
 686     << "CMAKE_COMMAND = "
 687     << this->Convert(cmakecommand.c_str(), FULL, SHELL).c_str()
 688     << "\n"
 689     << "\n";
 690   makefileStream
 691     << "# The command to remove a file.\n"
 692     << "RM = "
 693     << this->Convert(cmakecommand.c_str(),FULL,SHELL).c_str()
 694     << " -E remove -f\n"
 695     << "\n";
 696
 697   if(this->Makefile->GetDefinition("CMAKE_EDIT_COMMAND"))
 698     {
 699     makefileStream
 700       << "# The program to use to edit the cache.\n"
 701       << "CMAKE_EDIT_COMMAND = "
 702       << (this->ConvertToOutputForExisting(
 703             this->Makefile->GetDefinition("CMAKE_EDIT_COMMAND"))) << "\n"
 704       << "\n";
 705     }
 706
 707   makefileStream
 708     << "# The top-level source directory on which CMake was run.\n"
 709     << "CMAKE_SOURCE_DIR = "
 710     << this->Convert(this->Makefile->GetHomeDirectory(), FULL, SHELL)
 711     << "\n"
 712     << "\n";
 713   makefileStream
 714     << "# The top-level build directory on which CMake was run.\n"
 715     << "CMAKE_BINARY_DIR = "
 716     << this->Convert(this->Makefile->GetHomeOutputDirectory(), FULL, SHELL)
 717     << "\n"
 718     << "\n";
 719 }
 720
 721 //----------------------------------------------------------------------------
 722 void
 723 cmLocalUnixMakefileGenerator3
 724 ::WriteSpecialTargetsTop(std::ostream& makefileStream)
 725 {
 726   this->WriteDivider(makefileStream);
 727   makefileStream
 728     << "# Special targets provided by cmake.\n"
 729     << "\n";
 730
 731   std::vector<std::string> no_commands;
 732   std::vector<std::string> no_depends;
 733
 734   // Special target to cleanup operation of make tool.
 735   // This should be the first target except for the default_target in
 736   // the interface Makefile.
 737   this->WriteMakeRule(
 738     makefileStream, "Disable implicit rules so canoncical targets will work.",
 739     ".SUFFIXES", no_depends, no_commands, false);
 740
 741   if(!this->NMake && !this->WatcomWMake && !this->BorlandMakeCurlyHack)
 742     {
 743     // turn off RCS and SCCS automatic stuff from gmake
 744     makefileStream
 745       << "# Remove some rules from gmake that .SUFFIXES does not remove.\n"
 746       << "# This makes gmake faster as it does not try to run implicit rules\n"
 747       << "# on targets that never exist.\n"
 748       << "SUFFIXES =\n"
 749       << "%: %,v\n"
 750       << "%: RCS/%,v\n"
 751       << "%: RCS/%\n"
 752       << "%: s.%\n"
 753       << "%: %.w\n"
 754       << "%.c: %.w %.ch\n"
 755       << "%: %.tex\n"
 756       << "%: SCCS/s.%\n\n";
 757     }
 758   // Add a fake suffix to keep HP happy.  Must be max 32 chars for SGI make.
 759   std::vector<std::string> depends;
 760   depends.push_back(".hpux_make_needs_suffix_list");
 761   this->WriteMakeRule(makefileStream, 0,
 762                       ".SUFFIXES", depends, no_commands, false);
 763
 764   cmGlobalUnixMakefileGenerator3* gg =
 765     static_cast<cmGlobalUnixMakefileGenerator3*>(this->GlobalGenerator);
 766   // Write special target to silence make output.  This must be after
 767   // the default target in case VERBOSE is set (which changes the
 768   // name).  The setting of CMAKE_VERBOSE_MAKEFILE to ON will cause a
 769   // "VERBOSE=1" to be added as a make variable which will change the
 770   // name of this special target.  This gives a make-time choice to
 771   // the user.
 772   if((this->Makefile->IsOn("CMAKE_VERBOSE_MAKEFILE"))
 773      || (gg->GetForceVerboseMakefiles()))
 774     {
 775     makefileStream
 776       << "# Produce verbose output by default.\n"
 777       << "VERBOSE = 1\n"
 778       << "\n";
 779     }
 780   if(this->SilentNoColon)
 781     {
 782     makefileStream << "$(VERBOSE).SILENT\n";
 783     }
 784   else
 785     {
 786     this->WriteMakeRule(makefileStream,
 787                         "Suppress display of executed commands.",
 788                         "$(VERBOSE).SILENT",
 789                         no_depends,
 790                         no_commands, false);
 791     }
 792
 793   // Work-around for makes that drop rules that have no dependencies
 794   // or commands.
 795   std::string hack = gg->GetEmptyRuleHackDepends();
 796   if(!hack.empty())
 797     {
 798     no_depends.push_back(hack);
 799     }
 800   std::string hack_cmd = gg->GetEmptyRuleHackCommand();
 801   if(!hack_cmd.empty())
 802     {
 803     no_commands.push_back(hack_cmd);
 804     }
 805
 806   // Special symbolic target that never exists to force dependers to
 807   // run their rules.
 808   this->WriteMakeRule
 809     (makefileStream,
 810      "A target that is always out of date.",
 811      "cmake_force", no_depends, no_commands, true);
 812
 813   // Variables for reference by other rules.
 814   this->WriteMakeVariables(makefileStream);
 815 }
 816
 817 //----------------------------------------------------------------------------
 818 void cmLocalUnixMakefileGenerator3
 819 ::WriteSpecialTargetsBottom(std::ostream& makefileStream)
 820 {
 821   this->WriteDivider(makefileStream);
 822   makefileStream
 823     << "# Special targets to cleanup operation of make.\n"
 824     << "\n";
 825
 826   // Write special "cmake_check_build_system" target to run cmake with
 827   // the --check-build-system flag.
 828   {
 829   // Build command to run CMake to check if anything needs regenerating.
 830   std::string cmakefileName = cmake::GetCMakeFilesDirectoryPostSlash();
 831   cmakefileName += "Makefile.cmake";
 832   std::string runRule =
 833     "$(CMAKE_COMMAND) -H$(CMAKE_SOURCE_DIR) -B$(CMAKE_BINARY_DIR)";
 834   runRule += " --check-build-system ";
 835   runRule += this->Convert(cmakefileName.c_str(),NONE,SHELL);
 836   runRule += " 0";
 837
 838   std::vector<std::string> no_depends;
 839   std::vector<std::string> commands;
 840   commands.push_back(runRule);
 841   if(this->Parent)
 842     {
 843     this->CreateCDCommand(commands,
 844                           this->Makefile->GetHomeOutputDirectory(),
 845                           this->Makefile->GetStartOutputDirectory());
 846     }
 847   this->WriteMakeRule(makefileStream,
 848                       "Special rule to run CMake to check the build system "
 849                       "integrity.\n"
 850                       "No rule that depends on this can have "
 851                       "commands that come from listfiles\n"
 852                       "because they might be regenerated.",
 853                       "cmake_check_build_system",
 854                       no_depends,
 855                       commands, true);
 856   }
 857 }
 858
 859
 860
 861 //----------------------------------------------------------------------------
 862 void
 863 cmLocalUnixMakefileGenerator3
 864 ::WriteConvenienceRule(std::ostream& ruleFileStream,
 865                        const char* realTarget,
 866                        const char* helpTarget)
 867 {
 868   // A rule is only needed if the names are different.
 869   if(strcmp(realTarget, helpTarget) != 0)
 870     {
 871     // The helper target depends on the real target.
 872     std::vector<std::string> depends;
 873     depends.push_back(realTarget);
 874
 875     // There are no commands.
 876     std::vector<std::string> no_commands;
 877
 878     // Write the rule.
 879     this->WriteMakeRule(ruleFileStream, "Convenience name for target.",
 880                         helpTarget, depends, no_commands, true);
 881     }
 882 }
 883
 884
 885 //----------------------------------------------------------------------------
 886 std::string
 887 cmLocalUnixMakefileGenerator3
 888 ::GetRelativeTargetDirectory(cmTarget const& target)
 889 {
 890   std::string dir = this->HomeRelativeOutputPath;
 891   dir += this->GetTargetDirectory(target);
 892   return this->Convert(dir.c_str(),NONE,UNCHANGED);
 893 }
 894
 895
 896
 897 //----------------------------------------------------------------------------
 898 void cmLocalUnixMakefileGenerator3::AppendFlags(std::string& flags,
 899                                                 const char* newFlags)
 900 {
 901   if(this->WatcomWMake && newFlags && *newFlags)
 902     {
 903     std::string newf = newFlags;
 904     if(newf.find("\\\"") != newf.npos)
 905       {
 906       cmSystemTools::ReplaceString(newf, "\\\"", "\"");
 907       this->cmLocalGenerator::AppendFlags(flags, newf.c_str());
 908       return;
 909       }
 910     }
 911   this->cmLocalGenerator::AppendFlags(flags, newFlags);
 912 }
 913
 914 //----------------------------------------------------------------------------
 915 void
 916 cmLocalUnixMakefileGenerator3
 917 ::AppendRuleDepend(std::vector<std::string>& depends,
 918                    const char* ruleFileName)
 919 {
 920   // Add a dependency on the rule file itself unless an option to skip
 921   // it is specifically enabled by the user or project.
 922   const char* nodep =
 923     this->Makefile->GetDefinition("CMAKE_SKIP_RULE_DEPENDENCY");
 924   if(!nodep || cmSystemTools::IsOff(nodep))
 925     {
 926     depends.push_back(ruleFileName);
 927     }
 928 }
 929
 930 //----------------------------------------------------------------------------
 931 void
 932 cmLocalUnixMakefileGenerator3
 933 ::AppendCustomDepends(std::vector<std::string>& depends,
 934                       const std::vector<cmCustomCommand>& ccs)
 935 {
 936   for(std::vector<cmCustomCommand>::const_iterator i = ccs.begin();
 937       i != ccs.end(); ++i)
 938     {
 939     this->AppendCustomDepend(depends, *i);
 940     }
 941 }
 942
 943 //----------------------------------------------------------------------------
 944 void
 945 cmLocalUnixMakefileGenerator3
 946 ::AppendCustomDepend(std::vector<std::string>& depends,
 947                      const cmCustomCommand& cc)
 948 {
 949   for(std::vector<std::string>::const_iterator d = cc.GetDepends().begin();
 950       d != cc.GetDepends().end(); ++d)
 951     {
 952     // Lookup the real name of the dependency in case it is a CMake target.
 953     std::string dep = this->GetRealDependency
 954       (d->c_str(), this->ConfigurationName.c_str());
 955     depends.push_back(dep);
 956     }
 957 }
 958
 959 //----------------------------------------------------------------------------
 960 void
 961 cmLocalUnixMakefileGenerator3
 962 ::AppendCustomCommands(std::vector<std::string>& commands,
 963                        const std::vector<cmCustomCommand>& ccs)
 964 {
 965   for(std::vector<cmCustomCommand>::const_iterator i = ccs.begin();
 966       i != ccs.end(); ++i)
 967     {
 968     this->AppendCustomCommand(commands, *i, true);
 969     }
 970 }
 971
 972 //----------------------------------------------------------------------------
 973 void
 974 cmLocalUnixMakefileGenerator3
 975 ::AppendCustomCommand(std::vector<std::string>& commands,
 976                       const cmCustomCommand& cc, bool echo_comment)
 977 {
 978   // Optionally create a command to display the custom command's
 979   // comment text.  This is used for pre-build, pre-link, and
 980   // post-build command comments.  Custom build step commands have
 981   // their comments generated elsewhere.
 982   if(echo_comment)
 983     {
 984     const char* comment = cc.GetComment();
 985     if(comment && *comment)
 986       {
 987       this->AppendEcho(commands, comment,
 988                        cmLocalUnixMakefileGenerator3::EchoGenerate);
 989       }
 990     }
 991
 992   // if the command specified a working directory use it.
 993   const char* dir  = this->Makefile->GetStartOutputDirectory();
 994   const char* workingDir = cc.GetWorkingDirectory();
 995   if(workingDir)
 996     {
 997     dir = workingDir;
 998     }
 999   bool escapeOldStyle = cc.GetEscapeOldStyle();
1000   bool escapeAllowMakeVars = cc.GetEscapeAllowMakeVars();
1001
1002   // Add each command line to the set of commands.
1003   std::vector<std::string> commands1;
1004   for(cmCustomCommandLines::const_iterator cl = cc.GetCommandLines().begin();
1005       cl != cc.GetCommandLines().end(); ++cl)
1006     {
1007     // Build the command line in a single string.
1008     const cmCustomCommandLine& commandLine = *cl;
1009     std::string cmd = GetRealLocation(commandLine[0].c_str(),
1010                                       this->ConfigurationName.c_str());
1011     if (cmd.size())
1012       {
1013       cmSystemTools::ReplaceString(cmd, "/./", "/");
1014       // Convert the command to a relative path only if the current
1015       // working directory will be the start-output directory.
1016       bool had_slash = cmd.find("/") != cmd.npos;
1017       if(!workingDir)
1018         {
1019         cmd = this->Convert(cmd.c_str(),START_OUTPUT);
1020         }
1021       bool has_slash = cmd.find("/") != cmd.npos;
1022       if(had_slash && !has_slash)
1023         {
1024         // This command was specified as a path to a file in the
1025         // current directory.  Add a leading "./" so it can run
1026         // without the current directory being in the search path.
1027         cmd = "./" + cmd;
1028         }
1029       cmd = this->Convert(cmd.c_str(),NONE,SHELL);
1030       for(unsigned int j=1; j < commandLine.size(); ++j)
1031         {
1032         cmd += " ";
1033         if(escapeOldStyle)
1034           {
1035           cmd += this->EscapeForShellOldStyle(commandLine[j].c_str());
1036           }
1037         else
1038           {
1039           cmd += this->EscapeForShell(commandLine[j].c_str(),
1040                                       escapeAllowMakeVars);
1041           }
1042         }
1043       if(this->BorlandMakeCurlyHack)
1044         {
1045         // Borland Make has a very strange bug.  If the first curly
1046         // brace anywhere in the command string is a left curly, it
1047         // must be written {{} instead of just {.  Otherwise some
1048         // curly braces are removed.  The hack can be skipped if the
1049         // first curly brace is the last character.
1050         std::string::size_type lcurly = cmd.find("{");
1051         if(lcurly != cmd.npos && lcurly < (cmd.size()-1))
1052           {
1053           std::string::size_type rcurly = cmd.find("}");
1054           if(rcurly == cmd.npos || rcurly > lcurly)
1055             {
1056             // The first curly is a left curly.  Use the hack.
1057             std::string hack_cmd = cmd.substr(0, lcurly);
1058             hack_cmd += "{{}";
1059             hack_cmd += cmd.substr(lcurly+1);
1060             cmd = hack_cmd;
1061             }
1062           }
1063         }
1064       commands1.push_back(cmd);
1065       }
1066     }
1067
1068   // Setup the proper working directory for the commands.
1069   this->CreateCDCommand(commands1, dir,
1070                         this->Makefile->GetHomeOutputDirectory());
1071
1072   // push back the custom commands
1073   commands.insert(commands.end(), commands1.begin(), commands1.end());
1074 }
1075
1076 //----------------------------------------------------------------------------
1077 void
1078 cmLocalUnixMakefileGenerator3
1079 ::AppendCleanCommand(std::vector<std::string>& commands,
1080                      const std::vector<std::string>& files,
1081                      cmTarget& target, const char* filename)
1082 {
1083   if(!files.empty())
1084     {
1085     std::string cleanfile = this->Makefile->GetCurrentOutputDirectory();
1086     cleanfile += "/";
1087     cleanfile += this->GetTargetDirectory(target);
1088     cleanfile += "/cmake_clean";
1089     if(filename)
1090       {
1091       cleanfile += "_";
1092       cleanfile += filename;
1093       }
1094     cleanfile += ".cmake";
1095     std::string cleanfilePath = this->Convert(cleanfile.c_str(), FULL);
1096     std::ofstream fout(cleanfilePath.c_str());
1097     if(!fout)
1098       {
1099       cmSystemTools::Error("Could not create ", cleanfilePath.c_str());
1100       }
1101     fout << "FILE(REMOVE_RECURSE\n";
1102     std::string remove = "$(CMAKE_COMMAND) -P ";
1103     remove += this->Convert(cleanfile.c_str(), START_OUTPUT, SHELL);
1104     for(std::vector<std::string>::const_iterator f = files.begin();
1105         f != files.end(); ++f)
1106       {
1107       fout << "\"" << this->Convert(f->c_str(),START_OUTPUT,UNCHANGED)
1108            << "\"\n";
1109       }
1110     fout << ")\n";
1111     commands.push_back(remove);
1112
1113     // For the main clean rule add per-language cleaning.
1114     if(!filename)
1115       {
1116       // Get the set of source languages in the target.
1117       std::set<cmStdString> languages;
1118       target.GetLanguages(languages);
1119       fout << "\n"
1120            << "# Per-language clean rules from dependency scanning.\n"
1121            << "FOREACH(lang";
1122       for(std::set<cmStdString>::const_iterator l = languages.begin();
1123           l != languages.end(); ++l)
1124         {
1125         fout << " " << *l;
1126         }
1127       fout << ")\n"
1128            << "  INCLUDE(" << this->GetTargetDirectory(target)
1129            << "/cmake_clean_${lang}.cmake OPTIONAL)\n"
1130            << "ENDFOREACH(lang)\n";
1131       }
1132     }
1133 }
1134
1135 //----------------------------------------------------------------------------
1136 void
1137 cmLocalUnixMakefileGenerator3::AppendEcho(std::vector<std::string>& commands,
1138                                           const char* text,
1139                                           EchoColor color)
1140 {
1141   // Choose the color for the text.
1142   std::string color_name;
1143 #ifdef CMAKE_BUILD_WITH_CMAKE
1144   if(this->GlobalGenerator->GetToolSupportsColor() && this->ColorMakefile)
1145     {
1146     // See cmake::ExecuteEchoColor in cmake.cxx for these options.
1147     // This color set is readable on both black and white backgrounds.
1148     switch(color)
1149       {
1150       case EchoNormal:
1151         break;
1152       case EchoDepend:
1153         color_name = "--magenta --bold ";
1154         break;
1155       case EchoBuild:
1156         color_name = "--green ";
1157         break;
1158       case EchoLink:
1159         color_name = "--red --bold ";
1160         break;
1161       case EchoGenerate:
1162         color_name = "--blue --bold ";
1163         break;
1164       case EchoGlobal:
1165         color_name = "--cyan ";
1166         break;
1167       }
1168     }
1169 #else
1170   (void)color;
1171 #endif
1172
1173   // Echo one line at a time.
1174   std::string line;
1175   line.reserve(200);
1176   for(const char* c = text;; ++c)
1177     {
1178     if(*c == '\n' || *c == '\0')
1179       {
1180       // Avoid writing a blank last line on end-of-string.
1181       if(*c != '\0' || !line.empty())
1182         {
1183         // Add a command to echo this line.
1184         std::string cmd;
1185         if(color_name.empty())
1186           {
1187           // Use the native echo command.
1188           cmd = this->NativeEchoCommand;
1189           cmd += this->EscapeForShell(line.c_str(), false,
1190                                       this->NativeEchoWindows);
1191           }
1192         else
1193           {
1194           // Use cmake to echo the text in color.
1195           cmd = "@$(CMAKE_COMMAND) -E cmake_echo_color --switch=$(COLOR) ";
1196           cmd += color_name;
1197           cmd += this->EscapeForShell(line.c_str());
1198           }
1199         commands.push_back(cmd);
1200         }
1201
1202       // Reset the line to emtpy.
1203       line = "";
1204
1205       // Terminate on end-of-string.
1206       if(*c == '\0')
1207         {
1208         return;
1209         }
1210       }
1211     else if(*c != '\r')
1212       {
1213       // Append this character to the current line.
1214       line += *c;
1215       }
1216     }
1217 }
1218
1219 //----------------------------------------------------------------------------
1220 std::string
1221 cmLocalUnixMakefileGenerator3
1222 ::CreateMakeVariable(const char* sin, const char* s2in)
1223 {
1224   std::string s = sin;
1225   std::string s2 = s2in;
1226   std::string unmodified = s;
1227   unmodified += s2;
1228   // if there is no restriction on the length of make variables
1229   // and there are no "." charactors in the string, then return the
1230   // unmodified combination.
1231   if((!this->MakefileVariableSize && unmodified.find('.') == s.npos)
1232      && (!this->MakefileVariableSize && unmodified.find('-') == s.npos))
1233     {
1234     return unmodified;
1235     }
1236
1237   // see if the variable has been defined before and return
1238   // the modified version of the variable
1239   std::map<cmStdString, cmStdString>::iterator i =
1240     this->MakeVariableMap.find(unmodified);
1241   if(i != this->MakeVariableMap.end())
1242     {
1243     return i->second;
1244     }
1245   // start with the unmodified variable
1246   std::string ret = unmodified;
1247   // if this there is no value for this->MakefileVariableSize then
1248   // the string must have bad characters in it
1249   if(!this->MakefileVariableSize)
1250     {
1251     cmSystemTools::ReplaceString(ret, ".", "_");
1252     cmSystemTools::ReplaceString(ret, "-", "__");
1253     int ni = 0;
1254     char buffer[5];
1255     // make sure the _ version is not already used, if
1256     // it is used then add number to the end of the variable
1257     while(this->ShortMakeVariableMap.count(ret) && ni < 1000)
1258       {
1259       ++ni;
1260       sprintf(buffer, "%04d", ni);
1261       ret = unmodified + buffer;
1262       }
1263     this->ShortMakeVariableMap[ret] = "1";
1264     this->MakeVariableMap[unmodified] = ret;
1265     return ret;
1266     }
1267
1268   // if the string is greater the 32 chars it is an invalid vairable name
1269   // for borland make
1270   if(static_cast<int>(ret.size()) > this->MakefileVariableSize)
1271     {
1272     int keep = this->MakefileVariableSize - 8;
1273     int size = keep + 3;
1274     std::string str1 = s;
1275     std::string str2 = s2;
1276     // we must shorten the combined string by 4 charactors
1277     // keep no more than 24 charactors from the second string
1278     if(static_cast<int>(str2.size()) > keep)
1279       {
1280       str2 = str2.substr(0, keep);
1281       }
1282     if(static_cast<int>(str1.size()) + static_cast<int>(str2.size()) > size)
1283       {
1284       str1 = str1.substr(0, size - str2.size());
1285       }
1286     char buffer[5];
1287     int ni = 0;
1288     sprintf(buffer, "%04d", ni);
1289     ret = str1 + str2 + buffer;
1290     while(this->ShortMakeVariableMap.count(ret) && ni < 1000)
1291       {
1292       ++ni;
1293       sprintf(buffer, "%04d", ni);
1294       ret = str1 + str2 + buffer;
1295       }
1296     if(ni == 1000)
1297       {
1298       cmSystemTools::Error("Borland makefile variable length too long");
1299       return unmodified;
1300       }
1301     // once an unused variable is found
1302     this->ShortMakeVariableMap[ret] = "1";
1303     }
1304   // always make an entry into the unmodified to variable map
1305   this->MakeVariableMap[unmodified] = ret;
1306   return ret;
1307 }
1308
1309 //----------------------------------------------------------------------------
1310 bool cmLocalUnixMakefileGenerator3::UpdateDependencies(const char* tgtInfo,
1311                                                        bool verbose,
1312                                                        bool color)
1313 {
1314   // read in the target info file
1315   if(!this->Makefile->ReadListFile(0, tgtInfo) ||
1316      cmSystemTools::GetErrorOccuredFlag())
1317     {
1318     cmSystemTools::Error("Target DependInfo.cmake file not found");
1319     }
1320
1321   // Check if any multiple output pairs have a missing file.
1322   this->CheckMultipleOutputs(verbose);
1323
1324   std::string dir = cmSystemTools::GetFilenamePath(tgtInfo);
1325   std::string internalDependFile = dir + "/depend.internal";
1326   std::string dependFile = dir + "/depend.make";
1327
1328   // If the target DependInfo.cmake file has changed since the last
1329   // time dependencies were scanned then force rescanning.  This may
1330   // happen when a new source file is added and CMake regenerates the
1331   // project but no other sources were touched.
1332   bool needRescan = false;
1333   cmFileTimeComparison* ftc =
1334     this->GlobalGenerator->GetCMakeInstance()->GetFileComparison();
1335   {
1336   int result;
1337   if(!ftc->FileTimeCompare(internalDependFile.c_str(), tgtInfo, &result) ||
1338      result < 0)
1339     {
1340     if(verbose)
1341       {
1342       cmOStringStream msg;
1343       msg << "Dependee \"" << tgtInfo
1344           << "\" is newer than depender \""
1345           << internalDependFile << "\"." << std::endl;
1346       cmSystemTools::Stdout(msg.str().c_str());
1347       }
1348     needRescan = true;
1349     }
1350   }
1351
1352   // Check the implicit dependencies to see if they are up to date.
1353   // The build.make file may have explicit dependencies for the object
1354   // files but these will not affect the scanning process so they need
1355   // not be considered.
1356   cmDependsC checker;
1357   checker.SetVerbose(verbose);
1358   checker.SetFileComparison(ftc);
1359   if(needRescan ||
1360      !checker.Check(dependFile.c_str(), internalDependFile.c_str()))
1361     {
1362     // The dependencies must be regenerated.
1363     std::string targetName = cmSystemTools::GetFilenameName(dir);
1364     targetName = targetName.substr(0, targetName.length()-4);
1365     std::string message = "Scanning dependencies of target ";
1366     message += targetName;
1367 #ifdef CMAKE_BUILD_WITH_CMAKE
1368     cmSystemTools::MakefileColorEcho(
1369       cmsysTerminal_Color_ForegroundMagenta |
1370       cmsysTerminal_Color_ForegroundBold,
1371       message.c_str(), true, color);
1372 #else
1373     fprintf(stdout, "%s\n", message.c_str());
1374 #endif
1375
1376     return this->ScanDependencies(dir.c_str());
1377     }
1378   else
1379     {
1380     // The dependencies are already up-to-date.
1381     return true;
1382     }
1383 }
1384
1385 //----------------------------------------------------------------------------
1386 bool
1387 cmLocalUnixMakefileGenerator3
1388 ::ScanDependencies(const char* targetDir)
1389 {
1390   // Read the directory information file.
1391   cmMakefile* mf = this->Makefile;
1392   bool haveDirectoryInfo = false;
1393   std::string dirInfoFile = this->Makefile->GetStartOutputDirectory();
1394   dirInfoFile += cmake::GetCMakeFilesDirectory();
1395   dirInfoFile += "/CMakeDirectoryInformation.cmake";
1396   if(mf->ReadListFile(0, dirInfoFile.c_str()) &&
1397      !cmSystemTools::GetErrorOccuredFlag())
1398     {
1399     haveDirectoryInfo = true;
1400     }
1401
1402   // Lookup useful directory information.
1403   if(haveDirectoryInfo)
1404     {
1405     // Test whether we need to force Unix paths.
1406     if(const char* force = mf->GetDefinition("CMAKE_FORCE_UNIX_PATHS"))
1407       {
1408       if(!cmSystemTools::IsOff(force))
1409         {
1410         cmSystemTools::SetForceUnixPaths(true);
1411         }
1412       }
1413
1414     // Setup relative path top directories.
1415     this->RelativePathsConfigured = true;
1416     if(const char* relativePathTopSource =
1417        mf->GetDefinition("CMAKE_RELATIVE_PATH_TOP_SOURCE"))
1418       {
1419       this->RelativePathTopSource = relativePathTopSource;
1420       }
1421     if(const char* relativePathTopBinary =
1422        mf->GetDefinition("CMAKE_RELATIVE_PATH_TOP_BINARY"))
1423       {
1424       this->RelativePathTopBinary = relativePathTopBinary;
1425       }
1426     }
1427   else
1428     {
1429     cmSystemTools::Error("Directory Information file not found");
1430     }
1431
1432   // create the file stream for the depends file
1433   std::string dir = targetDir;
1434
1435   // Open the rule file.  This should be copy-if-different because the
1436   // rules may depend on this file itself.
1437   std::string ruleFileNameFull = dir;
1438   ruleFileNameFull += "/depend.make";
1439   cmGeneratedFileStream ruleFileStream(ruleFileNameFull.c_str());
1440   ruleFileStream.SetCopyIfDifferent(true);
1441   if(!ruleFileStream)
1442     {
1443     return false;
1444     }
1445   std::string internalRuleFileNameFull = dir;
1446   internalRuleFileNameFull += "/depend.internal";
1447   cmGeneratedFileStream
1448     internalRuleFileStream(internalRuleFileNameFull.c_str());
1449   internalRuleFileStream.SetCopyIfDifferent(true);
1450   if(!internalRuleFileStream)
1451     {
1452     return false;
1453     }
1454
1455   this->WriteDisclaimer(ruleFileStream);
1456   this->WriteDisclaimer(internalRuleFileStream);
1457
1458   // for each language we need to scan, scan it
1459   const char *langStr = mf->GetSafeDefinition("CMAKE_DEPENDS_LANGUAGES");
1460   std::vector<std::string> langs;
1461   cmSystemTools::ExpandListArgument(langStr, langs);
1462   for (std::vector<std::string>::iterator li =
1463          langs.begin(); li != langs.end(); ++li)
1464     {
1465     // construct the checker
1466     std::string lang = li->c_str();
1467
1468     // Get the set of include directories.
1469     std::vector<std::string> includes;
1470     if(haveDirectoryInfo)
1471       {
1472       std::string includePathVar = "CMAKE_";
1473       includePathVar += lang;
1474       includePathVar += "_INCLUDE_PATH";
1475       if(const char* includePath = mf->GetDefinition(includePathVar.c_str()))
1476         {
1477         cmSystemTools::ExpandListArgument(includePath, includes);
1478         }
1479       }
1480
1481     // Get the include file regular expression.
1482     std::string includeRegexScan = "^.*$";
1483     std::string includeRegexComplain = "^$";
1484     if(haveDirectoryInfo)
1485       {
1486       std::string scanRegexVar = "CMAKE_";
1487       scanRegexVar += lang;
1488       scanRegexVar += "_INCLUDE_REGEX_SCAN";
1489       if(const char* scanRegex = mf->GetDefinition(scanRegexVar.c_str()))
1490         {
1491         includeRegexScan = scanRegex;
1492         }
1493       std::string complainRegexVar = "CMAKE_";
1494       complainRegexVar += lang;
1495       complainRegexVar += "_INCLUDE_REGEX_COMPLAIN";
1496       if(const char* complainRegex =
1497          mf->GetDefinition(complainRegexVar.c_str()))
1498         {
1499         includeRegexComplain = complainRegex;
1500         }
1501       }
1502
1503     // Create the scanner for this language
1504     cmDepends *scanner = 0;
1505     if(lang == "C" || lang == "CXX" || lang == "RC")
1506       {
1507       std::string includeCacheFileName = dir;
1508       includeCacheFileName += "/";
1509       includeCacheFileName += lang;
1510       includeCacheFileName += ".includecache";
1511
1512       // TODO: Handle RC (resource files) dependencies correctly.
1513       scanner = new cmDependsC(includes,
1514                                includeRegexScan.c_str(),
1515                                includeRegexComplain.c_str(),
1516                                includeCacheFileName);
1517       }
1518 #ifdef CMAKE_BUILD_WITH_CMAKE
1519     else if(lang == "Fortran")
1520       {
1521       std::vector<std::string> defines;
1522       if(const char* c_defines =
1523          mf->GetDefinition("CMAKE_TARGET_DEFINITIONS"))
1524         {
1525         cmSystemTools::ExpandListArgument(c_defines, defines);
1526         }
1527
1528       scanner = new cmDependsFortran(includes, defines);
1529       }
1530     else if(lang == "Java")
1531       {
1532       scanner = new cmDependsJava();
1533       }
1534 #endif
1535
1536     if (scanner)
1537       {
1538       scanner->SetLocalGenerator(this);
1539       scanner->SetFileComparison
1540         (this->GlobalGenerator->GetCMakeInstance()->GetFileComparison());
1541       scanner->SetLanguage(lang.c_str());
1542       scanner->SetTargetDirectory(dir.c_str());
1543       scanner->Write(ruleFileStream, internalRuleFileStream);
1544
1545       // free the scanner for this language
1546       delete scanner;
1547       }
1548     }
1549
1550   return true;
1551 }
1552
1553 //----------------------------------------------------------------------------
1554 void cmLocalUnixMakefileGenerator3::CheckMultipleOutputs(bool verbose)
1555 {
1556   cmMakefile* mf = this->Makefile;
1557
1558   // Get the string listing the multiple output pairs.
1559   const char* pairs_string = mf->GetDefinition("CMAKE_MULTIPLE_OUTPUT_PAIRS");
1560   if(!pairs_string)
1561     {
1562     return;
1563     }
1564
1565   // Convert the string to a list and preserve empty entries.
1566   std::vector<std::string> pairs;
1567   cmSystemTools::ExpandListArgument(pairs_string, pairs, true);
1568   for(std::vector<std::string>::const_iterator i = pairs.begin();
1569       i != pairs.end(); ++i)
1570     {
1571     const std::string& depender = *i;
1572     if(++i != pairs.end())
1573       {
1574       const std::string& dependee = *i;
1575
1576       // If the depender is missing then delete the dependee to make
1577       // sure both will be regenerated.
1578       if(cmSystemTools::FileExists(dependee.c_str()) &&
1579          !cmSystemTools::FileExists(depender.c_str()))
1580         {
1581         if(verbose)
1582           {
1583           cmOStringStream msg;
1584           msg << "Deleting primary custom command output \"" << dependee
1585               << "\" because another output \""
1586               << depender << "\" does not exist." << std::endl;
1587           cmSystemTools::Stdout(msg.str().c_str());
1588           }
1589         cmSystemTools::RemoveFile(dependee.c_str());
1590         }
1591       }
1592     }
1593 }
1594
1595 //----------------------------------------------------------------------------
1596 void cmLocalUnixMakefileGenerator3
1597 ::WriteLocalAllRules(std::ostream& ruleFileStream)
1598 {
1599   this->WriteDisclaimer(ruleFileStream);
1600
1601   // Write the main entry point target.  This must be the VERY first
1602   // target so that make with no arguments will run it.
1603   {
1604   // Just depend on the all target to drive the build.
1605   std::vector<std::string> depends;
1606   std::vector<std::string> no_commands;
1607   depends.push_back("all");
1608
1609   // Write the rule.
1610   this->WriteMakeRule(ruleFileStream,
1611                       "Default target executed when no arguments are "
1612                       "given to make.",
1613                       "default_target",
1614                       depends,
1615                       no_commands, true);
1616   }
1617
1618   this->WriteSpecialTargetsTop(ruleFileStream);
1619
1620   // Include the progress variables for the target.
1621   // Write all global targets
1622   this->WriteDivider(ruleFileStream);
1623   ruleFileStream
1624     << "# Targets provided globally by CMake.\n"
1625     << "\n";
1626   cmTargets* targets = &(this->Makefile->GetTargets());
1627   cmTargets::iterator glIt;
1628   for ( glIt = targets->begin(); glIt != targets->end(); ++ glIt )
1629     {
1630     if ( glIt->second.GetType() == cmTarget::GLOBAL_TARGET )
1631       {
1632       std::string targetString = "Special rule for the target " + glIt->first;
1633       std::vector<std::string> commands;
1634       std::vector<std::string> depends;
1635
1636       const char* text = glIt->second.GetProperty("EchoString");
1637       if ( !text )
1638         {
1639         text = "Running external command ...";
1640         }
1641       std::set<cmStdString>::const_iterator dit;
1642       for ( dit = glIt->second.GetUtilities().begin();
1643          dit != glIt->second.GetUtilities().end();
1644         ++ dit )
1645         {
1646         depends.push_back(dit->c_str());
1647         }
1648       this->AppendEcho(commands, text,
1649                        cmLocalUnixMakefileGenerator3::EchoGlobal);
1650
1651       // Global targets store their rules in pre- and post-build commands.
1652       this->AppendCustomDepends(depends,
1653                                 glIt->second.GetPreBuildCommands());
1654       this->AppendCustomDepends(depends,
1655                                 glIt->second.GetPostBuildCommands());
1656       this->AppendCustomCommands(commands,
1657                                  glIt->second.GetPreBuildCommands());
1658       this->AppendCustomCommands(commands,
1659                                  glIt->second.GetPostBuildCommands());
1660       std::string targetName = glIt->second.GetName();
1661       this->WriteMakeRule(ruleFileStream, targetString.c_str(),
1662                           targetName.c_str(), depends, commands, true);
1663
1664       // Provide a "/fast" version of the target.
1665       depends.clear();
1666       if((targetName == "install")
1667           || (targetName == "install_local")
1668           || (targetName == "install_strip"))
1669         {
1670         // Provide a fast install target that does not depend on all
1671         // but has the same command.
1672         depends.push_back("preinstall/fast");
1673         }
1674       else
1675         {
1676         // Just forward to the real target so at least it will work.
1677         depends.push_back(targetName);
1678         commands.clear();
1679         }
1680       targetName += "/fast";
1681       this->WriteMakeRule(ruleFileStream, targetString.c_str(),
1682                           targetName.c_str(), depends, commands, true);
1683       }
1684     }
1685
1686   std::vector<std::string> depends;
1687   std::vector<std::string> commands;
1688
1689   // Write the all rule.
1690   std::string dir;
1691   std::string recursiveTarget = this->Makefile->GetStartOutputDirectory();
1692   recursiveTarget += "/all";
1693
1694   depends.push_back("cmake_check_build_system");
1695
1696   std::string progressDir = this->Makefile->GetHomeOutputDirectory();
1697   progressDir += cmake::GetCMakeFilesDirectory();
1698     {
1699     cmOStringStream progCmd;
1700     progCmd <<
1701       "$(CMAKE_COMMAND) -E cmake_progress_start ";
1702     progCmd << this->Convert(progressDir.c_str(),
1703                              cmLocalGenerator::FULL,
1704                              cmLocalGenerator::SHELL);
1705
1706     std::string progressFile = cmake::GetCMakeFilesDirectory();
1707     progressFile += "/progress.make";
1708     std::string progressFileNameFull =
1709       this->ConvertToFullPath(progressFile.c_str());
1710     progCmd << " " << this->Convert(progressFileNameFull.c_str(),
1711                                     cmLocalGenerator::FULL,
1712                                     cmLocalGenerator::SHELL);
1713     commands.push_back(progCmd.str());
1714     }
1715   std::string mf2Dir = cmake::GetCMakeFilesDirectoryPostSlash();
1716   mf2Dir += "Makefile2";
1717   commands.push_back(this->GetRecursiveMakeCall(mf2Dir.c_str(),
1718                                                 recursiveTarget.c_str()));
1719   this->CreateCDCommand(commands,
1720                         this->Makefile->GetHomeOutputDirectory(),
1721                         this->Makefile->GetStartOutputDirectory());
1722     {
1723     cmOStringStream progCmd;
1724     progCmd << "$(CMAKE_COMMAND) -E cmake_progress_start "; // # 0
1725     progCmd << this->Convert(progressDir.c_str(),
1726                              cmLocalGenerator::FULL,
1727                              cmLocalGenerator::SHELL);
1728     progCmd << " 0";
1729     commands.push_back(progCmd.str());
1730     }
1731   this->WriteMakeRule(ruleFileStream, "The main all target", "all",
1732                       depends, commands, true);
1733
1734   // Write the clean rule.
1735   recursiveTarget = this->Makefile->GetStartOutputDirectory();
1736   recursiveTarget += "/clean";
1737   commands.clear();
1738   depends.clear();
1739   commands.push_back(this->GetRecursiveMakeCall(mf2Dir.c_str(),
1740                                                 recursiveTarget.c_str()));
1741   this->CreateCDCommand(commands,
1742                                 this->Makefile->GetHomeOutputDirectory(),
1743                                 this->Makefile->GetStartOutputDirectory());
1744   this->WriteMakeRule(ruleFileStream, "The main clean target", "clean",
1745                       depends, commands, true);
1746   commands.clear();
1747   depends.clear();
1748   depends.push_back("clean");
1749   this->WriteMakeRule(ruleFileStream, "The main clean target", "clean/fast",
1750                       depends, commands, true);
1751
1752   // Write the preinstall rule.
1753   recursiveTarget = this->Makefile->GetStartOutputDirectory();
1754   recursiveTarget += "/preinstall";
1755   commands.clear();
1756   depends.clear();
1757   const char* noall =
1758     this->Makefile->GetDefinition("CMAKE_SKIP_INSTALL_ALL_DEPENDENCY");
1759   if(!noall || cmSystemTools::IsOff(noall))
1760     {
1761     // Drive the build before installing.
1762     depends.push_back("all");
1763     }
1764   else
1765     {
1766     // At least make sure the build system is up to date.
1767     depends.push_back("cmake_check_build_system");
1768     }
1769   commands.push_back
1770     (this->GetRecursiveMakeCall(mf2Dir.c_str(), recursiveTarget.c_str()));
1771   this->CreateCDCommand(commands,
1772                         this->Makefile->GetHomeOutputDirectory(),
1773                         this->Makefile->GetStartOutputDirectory());
1774   this->WriteMakeRule(ruleFileStream, "Prepare targets for installation.",
1775                       "preinstall", depends, commands, true);
1776   depends.clear();
1777   this->WriteMakeRule(ruleFileStream, "Prepare targets for installation.",
1778                       "preinstall/fast", depends, commands, true);
1779
1780   // write the depend rule, really a recompute depends rule
1781   depends.clear();
1782   commands.clear();
1783   std::string cmakefileName = cmake::GetCMakeFilesDirectoryPostSlash();
1784   cmakefileName += "Makefile.cmake";
1785   std::string runRule =
1786     "$(CMAKE_COMMAND) -H$(CMAKE_SOURCE_DIR) -B$(CMAKE_BINARY_DIR)";
1787   runRule += " --check-build-system ";
1788   runRule += this->Convert(cmakefileName.c_str(),cmLocalGenerator::NONE,
1789                            cmLocalGenerator::SHELL);
1790   runRule += " 1";
1791   commands.push_back(runRule);
1792   this->CreateCDCommand(commands,
1793                         this->Makefile->GetHomeOutputDirectory(),
1794                         this->Makefile->GetStartOutputDirectory());
1795   this->WriteMakeRule(ruleFileStream, "clear depends",
1796                       "depend",
1797                       depends, commands, true);
1798 }
1799
1800
1801 //----------------------------------------------------------------------------
1802 void cmLocalUnixMakefileGenerator3::ClearDependencies(cmMakefile* mf,
1803                                                       bool verbose)
1804 {
1805   // Get the list of target files to check
1806   const char* infoDef = mf->GetDefinition("CMAKE_DEPEND_INFO_FILES");
1807   if(!infoDef)
1808     {
1809     return;
1810     }
1811   std::vector<std::string> files;
1812   cmSystemTools::ExpandListArgument(infoDef, files);
1813
1814   // Each depend information file corresponds to a target.  Clear the
1815   // dependencies for that target.
1816   cmDepends clearer;
1817   clearer.SetVerbose(verbose);
1818   for(std::vector<std::string>::iterator l = files.begin();
1819       l != files.end(); ++l)
1820     {
1821     std::string dir = cmSystemTools::GetFilenamePath(l->c_str());
1822
1823     // Clear the implicit dependency makefile.
1824     std::string dependFile = dir + "/depend.make";
1825     clearer.Clear(dependFile.c_str());
1826
1827     // Remove the internal dependency check file to force
1828     // regeneration.
1829     std::string internalDependFile = dir + "/depend.internal";
1830     cmSystemTools::RemoveFile(internalDependFile.c_str());
1831     }
1832 }
1833
1834
1835 void cmLocalUnixMakefileGenerator3
1836 ::WriteDependLanguageInfo(std::ostream& cmakefileStream, cmTarget &target)
1837 {
1838   ImplicitDependLanguageMap const& implicitLangs =
1839     this->GetImplicitDepends(target);
1840
1841   // list the languages
1842   cmakefileStream
1843     << "# The set of languages for which implicit dependencies are needed:\n";
1844   cmakefileStream
1845     << "SET(CMAKE_DEPENDS_LANGUAGES\n";
1846   for(ImplicitDependLanguageMap::const_iterator
1847         l = implicitLangs.begin(); l != implicitLangs.end(); ++l)
1848     {
1849     cmakefileStream << "  \"" << l->first.c_str() << "\"\n";
1850     }
1851   cmakefileStream << "  )\n";
1852
1853   // now list the files for each language
1854   cmakefileStream
1855     << "# The set of files for implicit dependencies of each language:\n";
1856   for(ImplicitDependLanguageMap::const_iterator
1857         l = implicitLangs.begin(); l != implicitLangs.end(); ++l)
1858     {
1859     cmakefileStream
1860       << "SET(CMAKE_DEPENDS_CHECK_" << l->first.c_str() << "\n";
1861     ImplicitDependFileMap const& implicitPairs = l->second;
1862
1863     // for each file pair
1864     for(ImplicitDependFileMap::const_iterator pi = implicitPairs.begin();
1865         pi != implicitPairs.end(); ++pi)
1866       {
1867       cmakefileStream << "  \"" << pi->second << "\" ";
1868       cmakefileStream << "\"" << pi->first << "\"\n";
1869       }
1870     cmakefileStream << "  )\n";
1871
1872     // Tell the dependency scanner what compiler is used.
1873     std::string cidVar = "CMAKE_";
1874     cidVar += l->first;
1875     cidVar += "_COMPILER_ID";
1876     const char* cid = this->Makefile->GetDefinition(cidVar.c_str());
1877     if(cid && *cid)
1878       {
1879       cmakefileStream
1880         << "SET(CMAKE_" << l->first.c_str() << "_COMPILER_ID \""
1881         << cid << "\")\n";
1882       }
1883     }
1884
1885   // Build a list of preprocessor definitions for the target.
1886   std::vector<std::string> defines;
1887   {
1888   std::string defPropName = "COMPILE_DEFINITIONS_";
1889   defPropName += cmSystemTools::UpperCase(this->ConfigurationName);
1890   if(const char* ddefs = this->Makefile->GetProperty("COMPILE_DEFINITIONS"))
1891     {
1892     cmSystemTools::ExpandListArgument(ddefs, defines);
1893     }
1894   if(const char* cdefs = target.GetProperty("COMPILE_DEFINITIONS"))
1895     {
1896     cmSystemTools::ExpandListArgument(cdefs, defines);
1897     }
1898   if(const char* dcdefs = this->Makefile->GetProperty(defPropName.c_str()))
1899     {
1900     cmSystemTools::ExpandListArgument(dcdefs, defines);
1901     }
1902   if(const char* ccdefs = target.GetProperty(defPropName.c_str()))
1903     {
1904     cmSystemTools::ExpandListArgument(ccdefs, defines);
1905     }
1906   }
1907   if(!defines.empty())
1908     {
1909     cmakefileStream
1910       << "\n"
1911       << "# Preprocessor definitions for this target.\n"
1912       << "SET(CMAKE_TARGET_DEFINITIONS\n";
1913     for(std::vector<std::string>::const_iterator di = defines.begin();
1914         di != defines.end(); ++di)
1915       {
1916       cmakefileStream
1917         << "  " << this->EscapeForCMake(di->c_str()) << "\n";
1918       }
1919     cmakefileStream
1920       << "  )\n";
1921     }
1922 }
1923
1924 //----------------------------------------------------------------------------
1925 std::string
1926 cmLocalUnixMakefileGenerator3
1927 ::GetObjectFileName(cmTarget& target,
1928                     const cmSourceFile& source,
1929                     std::string* nameWithoutTargetDir,
1930                     bool* hasSourceExtension)
1931 {
1932   // Make sure we never hit this old case.
1933   if(source.GetProperty("MACOSX_PACKAGE_LOCATION"))
1934     {
1935     std::string msg = "MACOSX_PACKAGE_LOCATION set on source file: ";
1936     msg += source.GetFullPath();
1937     this->GetMakefile()->IssueMessage(cmake::INTERNAL_ERROR,
1938                                       msg.c_str());
1939     }
1940
1941   // Start with the target directory.
1942   std::string obj = this->GetTargetDirectory(target);
1943   obj += "/";
1944
1945   // Get the object file name without the target directory.
1946   std::string::size_type dir_len = 0;
1947   dir_len += strlen(this->Makefile->GetCurrentOutputDirectory());
1948   dir_len += 1;
1949   dir_len += obj.size();
1950   std::string objectName =
1951     this->GetObjectFileNameWithoutTarget(source, dir_len,
1952                                          hasSourceExtension);
1953   if(nameWithoutTargetDir)
1954     {
1955     *nameWithoutTargetDir = objectName;
1956     }
1957
1958   // Append the object name to the target directory.
1959   obj += objectName;
1960   return obj;
1961 }
1962
1963 //----------------------------------------------------------------------------
1964 void cmLocalUnixMakefileGenerator3::WriteDisclaimer(std::ostream& os)
1965 {
1966   os
1967     << "# CMAKE generated file: DO NOT EDIT!\n"
1968     << "# Generated by \"" << this->GlobalGenerator->GetName() << "\""
1969     << " Generator, CMake Version "
1970     << cmVersion::GetMajorVersion() << "."
1971     << cmVersion::GetMinorVersion() << "\n\n";
1972 }
1973
1974 //----------------------------------------------------------------------------
1975 std::string
1976 cmLocalUnixMakefileGenerator3
1977 ::GetRecursiveMakeCall(const char *makefile, const char* tgt)
1978 {
1979   // Call make on the given file.
1980   std::string cmd;
1981   cmd += "$(MAKE) -f ";
1982   cmd += this->Convert(makefile,NONE,SHELL);
1983   cmd += " ";
1984
1985   // Passg down verbosity level.
1986   if(this->GetMakeSilentFlag().size())
1987     {
1988     cmd += this->GetMakeSilentFlag();
1989     cmd += " ";
1990     }
1991
1992   // Most unix makes will pass the command line flags to make down to
1993   // sub-invoked makes via an environment variable.  However, some
1994   // makes do not support that, so you have to pass the flags
1995   // explicitly.
1996   if(this->GetPassMakeflags())
1997     {
1998     cmd += "-$(MAKEFLAGS) ";
1999     }
2000
2001   // Add the target.
2002   if (tgt && tgt[0] != '\0')
2003     {
2004     // The make target is always relative to the top of the build tree.
2005     std::string tgt2 = this->Convert(tgt, HOME_OUTPUT);
2006
2007     // The target may have been written with windows paths.
2008     cmSystemTools::ConvertToOutputSlashes(tgt2);
2009
2010     // Escape one extra time if the make tool requires it.
2011     if(this->MakeCommandEscapeTargetTwice)
2012       {
2013       tgt2 = this->EscapeForShell(tgt2.c_str(), true, false);
2014       }
2015
2016     // The target name is now a string that should be passed verbatim
2017     // on the command line.
2018     cmd += this->EscapeForShell(tgt2.c_str(), true, false);
2019     }
2020   return cmd;
2021 }
2022
2023 //----------------------------------------------------------------------------
2024 void cmLocalUnixMakefileGenerator3::WriteDivider(std::ostream& os)
2025 {
2026   os
2027     << "#======================================"
2028     << "=======================================\n";
2029 }
2030
2031 //----------------------------------------------------------------------------
2032 void
2033 cmLocalUnixMakefileGenerator3
2034 ::WriteCMakeArgument(std::ostream& os, const char* s)
2035 {
2036   // Write the given string to the stream with escaping to get it back
2037   // into CMake through the lexical scanner.
2038   os << "\"";
2039   for(const char* c = s; *c; ++c)
2040     {
2041     if(*c == '\\')
2042       {
2043       os << "\\\\";
2044       }
2045     else if(*c == '"')
2046       {
2047       os << "\\\"";
2048       }
2049     else
2050       {
2051       os << *c;
2052       }
2053     }
2054   os << "\"";
2055 }
2056
2057 //----------------------------------------------------------------------------
2058 std::string
2059 cmLocalUnixMakefileGenerator3::ConvertToQuotedOutputPath(const char* p)
2060 {
2061
2062   // Split the path into its components.
2063   std::vector<std::string> components;
2064   cmSystemTools::SplitPath(p, components);
2065
2066   // Return an empty path if there are no components.
2067   if(components.empty())
2068     {
2069     return "\"\"";
2070     }
2071
2072   // Choose a slash direction and fix root component.
2073   const char* slash = "/";
2074 #if defined(_WIN32) && !defined(__CYGWIN__)
2075    if(!cmSystemTools::GetForceUnixPaths())
2076      {
2077      slash = "\\";
2078      for(std::string::iterator i = components[0].begin();
2079        i != components[0].end(); ++i)
2080        {
2081        if(*i == '/')
2082          {
2083          *i = '\\';
2084          }
2085        }
2086      }
2087 #endif
2088
2089   // Begin the quoted result with the root component.
2090   std::string result = "\"";
2091   result += components[0];
2092
2093   // Now add the rest of the components separated by the proper slash
2094   // direction for this platform.
2095   bool first = true;
2096   for(unsigned int i=1; i < components.size(); ++i)
2097     {
2098     // Only the last component can be empty to avoid double slashes.
2099     if(components[i].length() > 0 || (i == (components.size()-1)))
2100       {
2101       if(!first)
2102         {
2103         result += slash;
2104         }
2105       result += components[i];
2106       first = false;
2107       }
2108     }
2109
2110   // Close the quoted result.
2111   result += "\"";
2112
2113   return result;
2114 }
2115
2116 //----------------------------------------------------------------------------
2117 std::string
2118 cmLocalUnixMakefileGenerator3
2119 ::GetTargetDirectory(cmTarget const& target) const
2120 {
2121   std::string dir = cmake::GetCMakeFilesDirectoryPostSlash();
2122   dir += target.GetName();
2123   dir += ".dir";
2124   return dir;
2125 }
2126
2127 //----------------------------------------------------------------------------
2128 cmLocalUnixMakefileGenerator3::ImplicitDependLanguageMap const&
2129 cmLocalUnixMakefileGenerator3::GetImplicitDepends(cmTarget const& tgt)
2130 {
2131   return this->ImplicitDepends[tgt.GetName()];
2132 }
2133
2134 //----------------------------------------------------------------------------
2135 void
2136 cmLocalUnixMakefileGenerator3::AddImplicitDepends(cmTarget const& tgt,
2137                                                   const char* lang,
2138                                                   const char* obj,
2139                                                   const char* src)
2140 {
2141   this->ImplicitDepends[tgt.GetName()][lang][obj] = src;
2142 }
2143
2144 //----------------------------------------------------------------------------
2145 void cmLocalUnixMakefileGenerator3
2146 ::CreateCDCommand(std::vector<std::string>& commands, const char *tgtDir,
2147                   const char *retDir)
2148 {
2149   // do we need to cd?
2150   if (!strcmp(tgtDir,retDir))
2151     {
2152     return;
2153     }
2154
2155   if(!this->UnixCD)
2156     {
2157     // On Windows we must perform each step separately and then change
2158     // back because the shell keeps the working directory between
2159     // commands.
2160     std::string cmd = "cd ";
2161     cmd += this->ConvertToOutputForExisting(tgtDir);
2162     commands.insert(commands.begin(),cmd);
2163
2164     // Change back to the starting directory.  Any trailing slash must be
2165     // removed to avoid problems with Borland Make.
2166     std::string back = retDir;
2167     if(back.size() && back[back.size()-1] == '/')
2168       {
2169       back = back.substr(0, back.size()-1);
2170       }
2171     cmd = "cd ";
2172     cmd += this->ConvertToOutputForExisting(back.c_str());
2173     commands.push_back(cmd);
2174     }
2175   else
2176     {
2177     // On UNIX we must construct a single shell command to change
2178     // directory and build because make resets the directory between
2179     // each command.
2180     std::vector<std::string>::iterator i = commands.begin();
2181     for (; i != commands.end(); ++i)
2182       {
2183       std::string cmd = "cd ";
2184       cmd += this->ConvertToOutputForExisting(tgtDir);
2185       cmd += " && ";
2186       cmd += *i;
2187       *i = cmd;
2188       }
2189     }
2190 }
2191
2192
2193 void cmLocalUnixMakefileGenerator3
2194 ::GetTargetObjectFileDirectories(cmTarget* target,
2195                                  std::vector<std::string>& dirs)
2196 {
2197   std::string dir = this->Makefile->GetCurrentOutputDirectory();
2198   dir += "/";
2199   dir += this->GetTargetDirectory(*target);
2200   dirs.push_back(dir);
2201 }