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Diffstat (limited to 'Source/cmMakefile.cxx')
| -rw-r--r-- | Source/cmMakefile.cxx | 4457 |
1 files changed, 4457 insertions, 0 deletions
diff --git a/Source/cmMakefile.cxx b/Source/cmMakefile.cxx new file mode 100644 index 0000000..606ec93 --- /dev/null +++ b/Source/cmMakefile.cxx @@ -0,0 +1,4457 @@ +/*============================================================================ + CMake - Cross Platform Makefile Generator + Copyright 2000-2009 Kitware, Inc., Insight Software Consortium + + Distributed under the OSI-approved BSD License (the "License"); + see accompanying file Copyright.txt for details. + + This software is distributed WITHOUT ANY WARRANTY; without even the + implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. + See the License for more information. +============================================================================*/ +#include "cmMakefile.h" +#include "cmVersion.h" +#include "cmCommand.h" +#include "cmSourceFile.h" +#include "cmSourceFileLocation.h" +#include "cmSystemTools.h" +#include "cmGlobalGenerator.h" +#include "cmLocalGenerator.h" +#include "cmCommands.h" +#include "cmCacheManager.h" +#include "cmFunctionBlocker.h" +#include "cmListFileCache.h" +#include "cmCommandArgumentParserHelper.h" +#include "cmDocumentCompileDefinitions.h" +#include "cmGeneratorExpression.h" +#include "cmTest.h" +#ifdef CMAKE_BUILD_WITH_CMAKE +# include "cmVariableWatch.h" +#endif +#include "cmInstallGenerator.h" +#include "cmTestGenerator.h" +#include "cmDefinitions.h" +#include "cmake.h" +#include <stdlib.h> // required for atoi + +#include <cmsys/RegularExpression.hxx> + +#include <cmsys/auto_ptr.hxx> + +#include <stack> +#include <ctype.h> // for isspace + +class cmMakefile::Internals +{ +public: + std::stack<cmDefinitions, std::list<cmDefinitions> > VarStack; + std::stack<std::set<cmStdString> > VarInitStack; + std::stack<std::set<cmStdString> > VarUsageStack; + bool IsSourceFileTryCompile; +}; + +// default is not to be building executables +cmMakefile::cmMakefile(): Internal(new Internals) +{ + const cmDefinitions& defs = cmDefinitions(); + const std::set<cmStdString> globalKeys = defs.LocalKeys(); + this->Internal->VarStack.push(defs); + this->Internal->VarInitStack.push(globalKeys); + this->Internal->VarUsageStack.push(globalKeys); + this->Internal->IsSourceFileTryCompile = false; + + // Initialize these first since AddDefaultDefinitions calls AddDefinition + this->WarnUnused = false; + this->CheckSystemVars = false; + + // Setup the default include file regular expression (match everything). + this->IncludeFileRegularExpression = "^.*$"; + // Setup the default include complaint regular expression (match nothing). + this->ComplainFileRegularExpression = "^$"; + // Source and header file extensions that we can handle + + // Set up a list of source and header extensions + // these are used to find files when the extension + // is not given + // The "c" extension MUST precede the "C" extension. + this->SourceFileExtensions.push_back( "c" ); + this->SourceFileExtensions.push_back( "C" ); + + this->SourceFileExtensions.push_back( "c++" ); + this->SourceFileExtensions.push_back( "cc" ); + this->SourceFileExtensions.push_back( "cpp" ); + this->SourceFileExtensions.push_back( "cxx" ); + this->SourceFileExtensions.push_back( "m" ); + this->SourceFileExtensions.push_back( "M" ); + this->SourceFileExtensions.push_back( "mm" ); + + this->HeaderFileExtensions.push_back( "h" ); + this->HeaderFileExtensions.push_back( "hh" ); + this->HeaderFileExtensions.push_back( "h++" ); + this->HeaderFileExtensions.push_back( "hm" ); + this->HeaderFileExtensions.push_back( "hpp" ); + this->HeaderFileExtensions.push_back( "hxx" ); + this->HeaderFileExtensions.push_back( "in" ); + this->HeaderFileExtensions.push_back( "txx" ); + + this->DefineFlags = " "; + this->LocalGenerator = 0; + + this->AddDefaultDefinitions(); + this->Initialize(); + this->PreOrder = false; + this->GeneratingBuildSystem = false; +} + +cmMakefile::cmMakefile(const cmMakefile& mf): Internal(new Internals) +{ + this->Internal->VarStack.push(mf.Internal->VarStack.top().Closure()); + this->Internal->VarInitStack.push(mf.Internal->VarInitStack.top()); + this->Internal->VarUsageStack.push(mf.Internal->VarUsageStack.top()); + + this->Prefix = mf.Prefix; + this->AuxSourceDirectories = mf.AuxSourceDirectories; + this->cmStartDirectory = mf.cmStartDirectory; + this->StartOutputDirectory = mf.StartOutputDirectory; + this->cmHomeDirectory = mf.cmHomeDirectory; + this->HomeOutputDirectory = mf.HomeOutputDirectory; + this->cmCurrentListFile = mf.cmCurrentListFile; + this->ProjectName = mf.ProjectName; + this->Targets = mf.Targets; + this->SourceFiles = mf.SourceFiles; + this->Tests = mf.Tests; + this->LinkDirectories = mf.LinkDirectories; + this->SystemIncludeDirectories = mf.SystemIncludeDirectories; + this->ListFiles = mf.ListFiles; + this->OutputFiles = mf.OutputFiles; + this->LinkLibraries = mf.LinkLibraries; + this->InstallGenerators = mf.InstallGenerators; + this->TestGenerators = mf.TestGenerators; + this->IncludeFileRegularExpression = mf.IncludeFileRegularExpression; + this->ComplainFileRegularExpression = mf.ComplainFileRegularExpression; + this->SourceFileExtensions = mf.SourceFileExtensions; + this->HeaderFileExtensions = mf.HeaderFileExtensions; + this->DefineFlags = mf.DefineFlags; + this->DefineFlagsOrig = mf.DefineFlagsOrig; + +#if defined(CMAKE_BUILD_WITH_CMAKE) + this->SourceGroups = mf.SourceGroups; +#endif + + this->LocalGenerator = mf.LocalGenerator; + this->FunctionBlockers = mf.FunctionBlockers; + this->MacrosMap = mf.MacrosMap; + this->SubDirectoryOrder = mf.SubDirectoryOrder; + this->Properties = mf.Properties; + this->PreOrder = mf.PreOrder; + this->WarnUnused = mf.WarnUnused; + this->Initialize(); + this->CheckSystemVars = mf.CheckSystemVars; + this->ListFileStack = mf.ListFileStack; +} + +//---------------------------------------------------------------------------- +void cmMakefile::Initialize() +{ + this->cmDefineRegex.compile("#cmakedefine[ \t]+([A-Za-z_0-9]*)"); + this->cmDefine01Regex.compile("#cmakedefine01[ \t]+([A-Za-z_0-9]*)"); + this->cmAtVarRegex.compile("(@[A-Za-z_0-9/.+-]+@)"); + + // Enter a policy level for this directory. + this->PushPolicy(); + + // Protect the directory-level policies. + this->PushPolicyBarrier(); + + // By default the check is not done. It is enabled by + // cmListFileCache in the top level if necessary. + this->CheckCMP0000 = false; +} + +unsigned int cmMakefile::GetCacheMajorVersion() +{ + return this->GetCacheManager()->GetCacheMajorVersion(); +} + +unsigned int cmMakefile::GetCacheMinorVersion() +{ + return this->GetCacheManager()->GetCacheMinorVersion(); +} + +bool cmMakefile::NeedCacheCompatibility(int major, int minor) +{ + return this->GetCacheManager()->NeedCacheCompatibility(major, minor); +} + +cmMakefile::~cmMakefile() +{ + for(std::vector<cmInstallGenerator*>::iterator + i = this->InstallGenerators.begin(); + i != this->InstallGenerators.end(); ++i) + { + delete *i; + } + for(std::vector<cmTestGenerator*>::iterator + i = this->TestGenerators.begin(); + i != this->TestGenerators.end(); ++i) + { + delete *i; + } + for(std::vector<cmSourceFile*>::iterator i = this->SourceFiles.begin(); + i != this->SourceFiles.end(); ++i) + { + delete *i; + } + for(std::map<cmStdString, cmTest*>::iterator i = this->Tests.begin(); + i != this->Tests.end(); ++i) + { + delete i->second; + } + for(std::vector<cmTarget*>::iterator + i = this->ImportedTargetsOwned.begin(); + i != this->ImportedTargetsOwned.end(); ++i) + { + delete *i; + } + for(unsigned int i=0; i < this->FinalPassCommands.size(); i++) + { + delete this->FinalPassCommands[i]; + } + std::vector<cmFunctionBlocker*>::iterator pos; + for (pos = this->FunctionBlockers.begin(); + pos != this->FunctionBlockers.end(); ++pos) + { + cmFunctionBlocker* b = *pos; + delete b; + } + this->FunctionBlockers.clear(); + if (this->PolicyStack.size() != 1) + { + cmSystemTools::Error("Internal CMake Error, Policy Stack has not been" + " popped properly"); + } +} + +void cmMakefile::PrintStringVector(const char* s, + const std::vector<std::string>& v) const +{ + std::cout << s << ": ( \n"; + for(std::vector<std::string>::const_iterator i = v.begin(); + i != v.end(); ++i) + { + std::cout << (*i).c_str() << " "; + } + std::cout << " )\n"; +} + +void cmMakefile +::PrintStringVector(const char* s, + const std::vector<std::pair<cmStdString, bool> >& v) const +{ + std::cout << s << ": ( \n"; + for(std::vector<std::pair<cmStdString, bool> >::const_iterator i + = v.begin(); i != v.end(); ++i) + { + std::cout << i->first.c_str() << " " << i->second; + } + std::cout << " )\n"; +} + + +// call print on all the classes in the makefile +void cmMakefile::Print() +{ + // print the class lists + std::cout << "classes:\n"; + + std::cout << " this->Targets: "; + for (cmTargets::iterator l = this->Targets.begin(); + l != this->Targets.end(); l++) + { + std::cout << l->first << std::endl; + } + + std::cout << " this->StartOutputDirectory; " << + this->StartOutputDirectory.c_str() << std::endl; + std::cout << " this->HomeOutputDirectory; " << + this->HomeOutputDirectory.c_str() << std::endl; + std::cout << " this->cmStartDirectory; " << + this->cmStartDirectory.c_str() << std::endl; + std::cout << " this->cmHomeDirectory; " << + this->cmHomeDirectory.c_str() << std::endl; + std::cout << " this->ProjectName; " + << this->ProjectName.c_str() << std::endl; + this->PrintStringVector("this->LinkDirectories", this->LinkDirectories); +#if defined(CMAKE_BUILD_WITH_CMAKE) + for( std::vector<cmSourceGroup>::const_iterator i = + this->SourceGroups.begin(); i != this->SourceGroups.end(); ++i) + { + std::cout << "Source Group: " << i->GetName() << std::endl; + } +#endif +} + +bool cmMakefile::CommandExists(const char* name) const +{ + return this->GetCMakeInstance()->CommandExists(name); +} + + +//---------------------------------------------------------------------------- +void cmMakefile::IssueMessage(cmake::MessageType t, + std::string const& text) const +{ + // Collect context information. + cmListFileBacktrace backtrace; + if(!this->CallStack.empty()) + { + if((t == cmake::FATAL_ERROR) || (t == cmake::INTERNAL_ERROR)) + { + this->CallStack.back().Status->SetNestedError(true); + } + this->GetBacktrace(backtrace); + } + else + { + cmListFileContext lfc; + if(this->ListFileStack.empty()) + { + // We are not processing the project. Add the directory-level context. + lfc.FilePath = this->GetCurrentDirectory(); + lfc.FilePath += "/CMakeLists.txt"; + } + else + { + // We are processing the project but are not currently executing a + // command. Add whatever context information we have. + lfc.FilePath = this->ListFileStack.back(); + } + lfc.Line = 0; + if(!this->GetCMakeInstance()->GetIsInTryCompile()) + { + lfc.FilePath = this->LocalGenerator->Convert(lfc.FilePath.c_str(), + cmLocalGenerator::HOME); + } + backtrace.push_back(lfc); + } + + // Issue the message. + this->GetCMakeInstance()->IssueMessage(t, text, backtrace); +} + +//---------------------------------------------------------------------------- +bool cmMakefile::GetBacktrace(cmListFileBacktrace& backtrace) const +{ + if(this->CallStack.empty()) + { + return false; + } + for(CallStackType::const_reverse_iterator i = this->CallStack.rbegin(); + i != this->CallStack.rend(); ++i) + { + cmListFileContext lfc = *(*i).Context; + lfc.FilePath = this->LocalGenerator->Convert(lfc.FilePath.c_str(), + cmLocalGenerator::HOME); + backtrace.push_back(lfc); + } + return true; +} + +//---------------------------------------------------------------------------- +void cmMakefile::PrintCommandTrace(const cmListFileFunction& lff) +{ + cmOStringStream msg; + msg << lff.FilePath << "(" << lff.Line << "): "; + msg << lff.Name << "("; + for(std::vector<cmListFileArgument>::const_iterator i = + lff.Arguments.begin(); i != lff.Arguments.end(); ++i) + { + msg << i->Value; + msg << " "; + } + msg << ")"; + cmSystemTools::Message(msg.str().c_str()); +} + +//---------------------------------------------------------------------------- +bool cmMakefile::ExecuteCommand(const cmListFileFunction& lff, + cmExecutionStatus &status) +{ + bool result = true; + + // quick return if blocked + if(this->IsFunctionBlocked(lff,status)) + { + // No error. + return result; + } + + std::string name = lff.Name; + + // Place this call on the call stack. + cmMakefileCall stack_manager(this, lff, status); + static_cast<void>(stack_manager); + + // Lookup the command prototype. + if(cmCommand* proto = this->GetCMakeInstance()->GetCommand(name.c_str())) + { + // Clone the prototype. + cmsys::auto_ptr<cmCommand> pcmd(proto->Clone()); + pcmd->SetMakefile(this); + + // Decide whether to invoke the command. + if(pcmd->GetEnabled() && !cmSystemTools::GetFatalErrorOccured() && + (this->GetCMakeInstance()->GetWorkingMode() != cmake::SCRIPT_MODE + || pcmd->IsScriptable())) + + { + // if trace is enabled, print out invoke information + if(this->GetCMakeInstance()->GetTrace()) + { + this->PrintCommandTrace(lff); + } + // Try invoking the command. + if(!pcmd->InvokeInitialPass(lff.Arguments,status) || + status.GetNestedError()) + { + if(!status.GetNestedError()) + { + // The command invocation requested that we report an error. + this->IssueMessage(cmake::FATAL_ERROR, pcmd->GetError()); + } + result = false; + if ( this->GetCMakeInstance()->GetWorkingMode() != cmake::NORMAL_MODE) + { + cmSystemTools::SetFatalErrorOccured(); + } + } + else if(pcmd->HasFinalPass()) + { + // use the command + this->FinalPassCommands.push_back(pcmd.release()); + } + } + else if ( this->GetCMakeInstance()->GetWorkingMode() == cmake::SCRIPT_MODE + && !pcmd->IsScriptable() ) + { + std::string error = "Command "; + error += pcmd->GetName(); + error += "() is not scriptable"; + this->IssueMessage(cmake::FATAL_ERROR, error); + result = false; + cmSystemTools::SetFatalErrorOccured(); + } + } + else + { + if(!cmSystemTools::GetFatalErrorOccured()) + { + std::string error = "Unknown CMake command \""; + error += lff.Name; + error += "\"."; + this->IssueMessage(cmake::FATAL_ERROR, error); + result = false; + cmSystemTools::SetFatalErrorOccured(); + } + } + + return result; +} + +//---------------------------------------------------------------------------- +class cmMakefile::IncludeScope +{ +public: + IncludeScope(cmMakefile* mf, const char* fname, bool noPolicyScope); + ~IncludeScope(); + void Quiet() { this->ReportError = false; } +private: + cmMakefile* Makefile; + const char* File; + bool NoPolicyScope; + bool CheckCMP0011; + bool ReportError; + void EnforceCMP0011(); +}; + +//---------------------------------------------------------------------------- +cmMakefile::IncludeScope::IncludeScope(cmMakefile* mf, const char* fname, + bool noPolicyScope): + Makefile(mf), File(fname), NoPolicyScope(noPolicyScope), + CheckCMP0011(false), ReportError(true) +{ + if(!this->NoPolicyScope) + { + // Check CMP0011 to determine the policy scope type. + switch (this->Makefile->GetPolicyStatus(cmPolicies::CMP0011)) + { + case cmPolicies::WARN: + // We need to push a scope to detect whether the script sets + // any policies that would affect the includer and therefore + // requires a warning. We use a weak scope to simulate OLD + // behavior by allowing policy changes to affect the includer. + this->Makefile->PushPolicy(true); + this->CheckCMP0011 = true; + break; + case cmPolicies::OLD: + // OLD behavior is to not push a scope at all. + this->NoPolicyScope = true; + break; + case cmPolicies::REQUIRED_IF_USED: + case cmPolicies::REQUIRED_ALWAYS: + // We should never make this policy required, but we handle it + // here just in case. + this->CheckCMP0011 = true; + case cmPolicies::NEW: + // NEW behavior is to push a (strong) scope. + this->Makefile->PushPolicy(); + break; + } + } + + // The included file cannot pop our policy scope. + this->Makefile->PushPolicyBarrier(); +} + +//---------------------------------------------------------------------------- +cmMakefile::IncludeScope::~IncludeScope() +{ + // Enforce matching policy scopes inside the included file. + this->Makefile->PopPolicyBarrier(this->ReportError); + + if(!this->NoPolicyScope) + { + // If we need to enforce policy CMP0011 then the top entry is the + // one we pushed above. If the entry is empty, then the included + // script did not set any policies that might affect the includer so + // we do not need to enforce the policy. + if(this->CheckCMP0011 && this->Makefile->PolicyStack.back().empty()) + { + this->CheckCMP0011 = false; + } + + // Pop the scope we pushed for the script. + this->Makefile->PopPolicy(); + + // We enforce the policy after the script's policy stack entry has + // been removed. + if(this->CheckCMP0011) + { + this->EnforceCMP0011(); + } + } +} + +//---------------------------------------------------------------------------- +void cmMakefile::IncludeScope::EnforceCMP0011() +{ + // We check the setting of this policy again because the included + // script might actually set this policy for its includer. + cmPolicies* policies = this->Makefile->GetPolicies(); + switch (this->Makefile->GetPolicyStatus(cmPolicies::CMP0011)) + { + case cmPolicies::WARN: + // Warn because the user did not set this policy. + { + cmOStringStream w; + w << policies->GetPolicyWarning(cmPolicies::CMP0011) << "\n" + << "The included script\n " << this->File << "\n" + << "affects policy settings. " + << "CMake is implying the NO_POLICY_SCOPE option for compatibility, " + << "so the effects are applied to the including context."; + this->Makefile->IssueMessage(cmake::AUTHOR_WARNING, w.str()); + } + break; + case cmPolicies::REQUIRED_IF_USED: + case cmPolicies::REQUIRED_ALWAYS: + { + cmOStringStream e; + e << policies->GetRequiredPolicyError(cmPolicies::CMP0011) << "\n" + << "The included script\n " << this->File << "\n" + << "affects policy settings, so it requires this policy to be set."; + this->Makefile->IssueMessage(cmake::FATAL_ERROR, e.str()); + } + break; + case cmPolicies::OLD: + case cmPolicies::NEW: + // The script set this policy. We assume the purpose of the + // script is to initialize policies for its includer, and since + // the policy is now set for later scripts, we do not warn. + break; + } +} + +//---------------------------------------------------------------------------- +// Parse the given CMakeLists.txt file executing all commands +// +bool cmMakefile::ReadListFile(const char* filename_in, + const char *external_in, + std::string* fullPath, + bool noPolicyScope) +{ + std::string currentParentFile + = this->GetSafeDefinition("CMAKE_PARENT_LIST_FILE"); + std::string currentFile + = this->GetSafeDefinition("CMAKE_CURRENT_LIST_FILE"); + this->AddDefinition("CMAKE_PARENT_LIST_FILE", filename_in); + this->MarkVariableAsUsed("CMAKE_PARENT_LIST_FILE"); + + const char* external = 0; + std::string external_abs; + + const char* filename = filename_in; + std::string filename_abs; + + if (external_in) + { + external_abs = + cmSystemTools::CollapseFullPath(external_in, + this->cmStartDirectory.c_str()); + external = external_abs.c_str(); + if (filename_in) + { + filename_abs = + cmSystemTools::CollapseFullPath(filename_in, + this->cmStartDirectory.c_str()); + filename = filename_abs.c_str(); + } + } + + // keep track of the current file being read + if (filename) + { + if(this->cmCurrentListFile != filename) + { + this->cmCurrentListFile = filename; + } + } + + // Now read the input file + const char *filenametoread= filename; + + if( external) + { + filenametoread= external; + } + + this->AddDefinition("CMAKE_CURRENT_LIST_FILE", filenametoread); + this->MarkVariableAsUsed("CMAKE_CURRENT_LIST_FILE"); + this->AddDefinition("CMAKE_CURRENT_LIST_DIR", + cmSystemTools::GetFilenamePath(filenametoread).c_str()); + this->MarkVariableAsUsed("CMAKE_CURRENT_LIST_DIR"); + + // try to see if the list file is the top most + // list file for a project, and if it is, then it + // must have a project command. If there is not + // one, then cmake will provide one via the + // cmListFileCache class. + bool requireProjectCommand = false; + if(!external && this->cmStartDirectory == this->cmHomeDirectory) + { + if(cmSystemTools::LowerCase( + cmSystemTools::GetFilenameName(filename)) == "cmakelists.txt") + { + requireProjectCommand = true; + } + } + + // push the listfile onto the stack + this->ListFileStack.push_back(filenametoread); + if(fullPath!=0) + { + *fullPath=filenametoread; + } + cmListFile cacheFile; + if( !cacheFile.ParseFile(filenametoread, requireProjectCommand, this) ) + { + // pop the listfile off the stack + this->ListFileStack.pop_back(); + if(fullPath!=0) + { + *fullPath = ""; + } + this->AddDefinition("CMAKE_PARENT_LIST_FILE", currentParentFile.c_str()); + this->MarkVariableAsUsed("CMAKE_PARENT_LIST_FILE"); + this->AddDefinition("CMAKE_CURRENT_LIST_FILE", currentFile.c_str()); + this->MarkVariableAsUsed("CMAKE_CURRENT_LIST_FILE"); + this->AddDefinition("CMAKE_CURRENT_LIST_DIR", + cmSystemTools::GetFilenamePath(currentFile).c_str()); + this->MarkVariableAsUsed("CMAKE_CURRENT_LIST_DIR"); + return false; + } + // add this list file to the list of dependencies + this->ListFiles.push_back( filenametoread); + + // Enforce balanced blocks (if/endif, function/endfunction, etc.). + { + LexicalPushPop lexScope(this); + IncludeScope incScope(this, filenametoread, noPolicyScope); + + // Run the parsed commands. + const size_t numberFunctions = cacheFile.Functions.size(); + for(size_t i =0; i < numberFunctions; ++i) + { + cmExecutionStatus status; + this->ExecuteCommand(cacheFile.Functions[i],status); + if(cmSystemTools::GetFatalErrorOccured()) + { + // Exit early due to error. + lexScope.Quiet(); + incScope.Quiet(); + break; + } + if(status.GetReturnInvoked()) + { + // Exit early due to return command. + break; + } + } + } + + // If this is the directory-level CMakeLists.txt file then perform + // some extra checks. + if(this->ListFileStack.size() == 1) + { + this->EnforceDirectoryLevelRules(); + } + + this->AddDefinition("CMAKE_PARENT_LIST_FILE", currentParentFile.c_str()); + this->MarkVariableAsUsed("CMAKE_PARENT_LIST_FILE"); + this->AddDefinition("CMAKE_CURRENT_LIST_FILE", currentFile.c_str()); + this->MarkVariableAsUsed("CMAKE_CURRENT_LIST_FILE"); + this->AddDefinition("CMAKE_CURRENT_LIST_DIR", + cmSystemTools::GetFilenamePath(currentFile).c_str()); + this->MarkVariableAsUsed("CMAKE_CURRENT_LIST_DIR"); + + // pop the listfile off the stack + this->ListFileStack.pop_back(); + + // Check for unused variables + this->CheckForUnusedVariables(); + + return true; +} + +//---------------------------------------------------------------------------- +void cmMakefile::EnforceDirectoryLevelRules() +{ + // Diagnose a violation of CMP0000 if necessary. + if(this->CheckCMP0000) + { + cmOStringStream msg; + msg << "No cmake_minimum_required command is present. " + << "A line of code such as\n" + << " cmake_minimum_required(VERSION " + << cmVersion::GetMajorVersion() << "." + << cmVersion::GetMinorVersion() + << ")\n" + << "should be added at the top of the file. " + << "The version specified may be lower if you wish to " + << "support older CMake versions for this project. " + << "For more information run " + << "\"cmake --help-policy CMP0000\"."; + switch (this->GetPolicyStatus(cmPolicies::CMP0000)) + { + case cmPolicies::WARN: + // Warn because the user did not provide a mimimum required + // version. + this->IssueMessage(cmake::AUTHOR_WARNING, msg.str().c_str()); + case cmPolicies::OLD: + // OLD behavior is to use policy version 2.4 set in + // cmListFileCache. + break; + case cmPolicies::REQUIRED_IF_USED: + case cmPolicies::REQUIRED_ALWAYS: + case cmPolicies::NEW: + // NEW behavior is to issue an error. + this->IssueMessage(cmake::FATAL_ERROR, msg.str().c_str()); + cmSystemTools::SetFatalErrorOccured(); + return; + } + } +} + +void cmMakefile::AddCommand(cmCommand* wg) +{ + this->GetCMakeInstance()->AddCommand(wg); +} + +// Set the make file +void cmMakefile::SetLocalGenerator(cmLocalGenerator* lg) +{ + this->LocalGenerator = lg; + // the source groups need to access the global generator + // so don't create them until the lg is set +#if defined(CMAKE_BUILD_WITH_CMAKE) + this->AddSourceGroup("", "^.*$"); + this->AddSourceGroup + ("Source Files", + "\\.(C|M|c|c\\+\\+|cc|cpp|cxx|f|f90|for|fpp" + "|ftn|m|mm|rc|def|r|odl|idl|hpj|bat)$"); + this->AddSourceGroup("Header Files", CM_HEADER_REGEX); + this->AddSourceGroup("CMake Rules", "\\.rule$"); + this->AddSourceGroup("Resources", "\\.plist$"); + this->AddSourceGroup("Object Files", "\\.(lo|o|obj)$"); +#endif + + this->WarnUnused = this->GetCMakeInstance()->GetWarnUnused(); + this->CheckSystemVars = this->GetCMakeInstance()->GetCheckSystemVars(); +} + +bool cmMakefile::NeedBackwardsCompatibility(unsigned int major, + unsigned int minor, + unsigned int patch) +{ + if(this->LocalGenerator) + { + return + this->LocalGenerator->NeedBackwardsCompatibility(major, minor, patch); + } + else + { + return false; + } +} + +void cmMakefile::FinalPass() +{ + // do all the variable expansions here + this->ExpandVariablesCMP0019(); + + // give all the commands a chance to do something + // after the file has been parsed before generation + for(std::vector<cmCommand*>::iterator i = this->FinalPassCommands.begin(); + i != this->FinalPassCommands.end(); ++i) + { + (*i)->FinalPass(); + } + +} + +// Generate the output file +void cmMakefile::ConfigureFinalPass() +{ + this->FinalPass(); + const char* oldValue + = this->GetDefinition("CMAKE_BACKWARDS_COMPATIBILITY"); + if (oldValue && atof(oldValue) <= 1.2) + { + cmSystemTools::Error("You have requested backwards compatibility " + "with CMake version 1.2 or earlier. This version " + "of CMake only supports backwards compatibility " + "with CMake 1.4 or later. For compatibility with " + "1.2 or earlier please use CMake 2.0"); + } + for (cmTargets::iterator l = this->Targets.begin(); + l != this->Targets.end(); l++) + { + l->second.FinishConfigure(); + } +} + +//---------------------------------------------------------------------------- +void +cmMakefile::AddCustomCommandToTarget(const char* target, + const std::vector<std::string>& depends, + const cmCustomCommandLines& commandLines, + cmTarget::CustomCommandType type, + const char* comment, + const char* workingDir, + bool escapeOldStyle) +{ + // Find the target to which to add the custom command. + cmTargets::iterator ti = this->Targets.find(target); + if(ti != this->Targets.end()) + { + if(ti->second.GetType() == cmTarget::OBJECT_LIBRARY) + { + cmOStringStream e; + e << "Target \"" << target << "\" is an OBJECT library " + "that may not have PRE_BUILD, PRE_LINK, or POST_BUILD commands."; + this->IssueMessage(cmake::FATAL_ERROR, e.str()); + return; + } + // Add the command to the appropriate build step for the target. + std::vector<std::string> no_output; + cmCustomCommand cc(this, no_output, depends, + commandLines, comment, workingDir); + cc.SetEscapeOldStyle(escapeOldStyle); + cc.SetEscapeAllowMakeVars(true); + switch(type) + { + case cmTarget::PRE_BUILD: + ti->second.GetPreBuildCommands().push_back(cc); + break; + case cmTarget::PRE_LINK: + ti->second.GetPreLinkCommands().push_back(cc); + break; + case cmTarget::POST_BUILD: + ti->second.GetPostBuildCommands().push_back(cc); + break; + } + } +} + +//---------------------------------------------------------------------------- +cmSourceFile* +cmMakefile::AddCustomCommandToOutput(const std::vector<std::string>& outputs, + const std::vector<std::string>& depends, + const char* main_dependency, + const cmCustomCommandLines& commandLines, + const char* comment, + const char* workingDir, + bool replace, + bool escapeOldStyle) +{ + // Make sure there is at least one output. + if(outputs.empty()) + { + cmSystemTools::Error("Attempt to add a custom rule with no output!"); + return 0; + } + + // Validate custom commands. TODO: More strict? + for(cmCustomCommandLines::const_iterator i=commandLines.begin(); + i != commandLines.end(); ++i) + { + cmCustomCommandLine const& cl = *i; + if(!cl.empty() && !cl[0].empty() && cl[0][0] == '"') + { + cmOStringStream e; + e << "COMMAND may not contain literal quotes:\n " << cl[0] << "\n"; + this->IssueMessage(cmake::FATAL_ERROR, e.str()); + return 0; + } + } + + // Choose a source file on which to store the custom command. + cmSourceFile* file = 0; + if(main_dependency && main_dependency[0]) + { + // The main dependency was specified. Use it unless a different + // custom command already used it. + file = this->GetSource(main_dependency); + if(file && file->GetCustomCommand() && !replace) + { + // The main dependency already has a custom command. + if(commandLines == file->GetCustomCommand()->GetCommandLines()) + { + // The existing custom command is identical. Silently ignore + // the duplicate. + return file; + } + else + { + // The existing custom command is different. We need to + // generate a rule file for this new command. + file = 0; + } + } + else + { + // The main dependency does not have a custom command or we are + // allowed to replace it. Use it to store the command. + file = this->GetOrCreateSource(main_dependency); + } + } + + // Generate a rule file if the main dependency is not available. + if(!file) + { + cmGlobalGenerator* gg = this->LocalGenerator->GetGlobalGenerator(); + + // Construct a rule file associated with the first output produced. + std::string outName = gg->GenerateRuleFile(outputs[0]); + + // Check if the rule file already exists. + file = this->GetSource(outName.c_str()); + if(file && file->GetCustomCommand() && !replace) + { + // The rule file already exists. + if(commandLines != file->GetCustomCommand()->GetCommandLines()) + { + cmSystemTools::Error("Attempt to add a custom rule to output \"", + outName.c_str(), + "\" which already has a custom rule."); + } + return file; + } + + // Create a cmSourceFile for the rule file. + file = this->GetOrCreateSource(outName.c_str(), true); + file->SetProperty("__CMAKE_RULE", "1"); + } + + // Always create the output sources and mark them generated. + for(std::vector<std::string>::const_iterator o = outputs.begin(); + o != outputs.end(); ++o) + { + if(cmSourceFile* out = this->GetOrCreateSource(o->c_str(), true)) + { + out->SetProperty("GENERATED", "1"); + } + } + + // Construct a complete list of dependencies. + std::vector<std::string> depends2(depends); + if(main_dependency && main_dependency[0]) + { + depends2.push_back(main_dependency); + } + + // Attach the custom command to the file. + if(file) + { + cmCustomCommand* cc = + new cmCustomCommand(this, outputs, depends2, commandLines, + comment, workingDir); + cc->SetEscapeOldStyle(escapeOldStyle); + cc->SetEscapeAllowMakeVars(true); + file->SetCustomCommand(cc); + } + return file; +} + +//---------------------------------------------------------------------------- +cmSourceFile* +cmMakefile::AddCustomCommandToOutput(const char* output, + const std::vector<std::string>& depends, + const char* main_dependency, + const cmCustomCommandLines& commandLines, + const char* comment, + const char* workingDir, + bool replace, + bool escapeOldStyle) +{ + std::vector<std::string> outputs; + outputs.push_back(output); + return this->AddCustomCommandToOutput(outputs, depends, main_dependency, + commandLines, comment, workingDir, + replace, escapeOldStyle); +} + +//---------------------------------------------------------------------------- +void +cmMakefile::AddCustomCommandOldStyle(const char* target, + const std::vector<std::string>& outputs, + const std::vector<std::string>& depends, + const char* source, + const cmCustomCommandLines& commandLines, + const char* comment) +{ + // Translate the old-style signature to one of the new-style + // signatures. + if(strcmp(source, target) == 0) + { + // In the old-style signature if the source and target were the + // same then it added a post-build rule to the target. Preserve + // this behavior. + this->AddCustomCommandToTarget(target, depends, commandLines, + cmTarget::POST_BUILD, comment, 0); + return; + } + + // Each output must get its own copy of this rule. + cmsys::RegularExpression sourceFiles("\\.(C|M|c|c\\+\\+|cc|cpp|cxx|m|mm|" + "rc|def|r|odl|idl|hpj|bat|h|h\\+\\+|" + "hm|hpp|hxx|in|txx|inl)$"); + for(std::vector<std::string>::const_iterator oi = outputs.begin(); + oi != outputs.end(); ++oi) + { + // Get the name of this output. + const char* output = oi->c_str(); + cmSourceFile* sf; + + // Choose whether to use a main dependency. + if(sourceFiles.find(source)) + { + // The source looks like a real file. Use it as the main dependency. + sf = this->AddCustomCommandToOutput(output, depends, source, + commandLines, comment, 0); + } + else + { + // The source may not be a real file. Do not use a main dependency. + const char* no_main_dependency = 0; + std::vector<std::string> depends2 = depends; + depends2.push_back(source); + sf = this->AddCustomCommandToOutput(output, depends2, no_main_dependency, + commandLines, comment, 0); + } + + // If the rule was added to the source (and not a .rule file), + // then add the source to the target to make sure the rule is + // included. + if(sf && !sf->GetPropertyAsBool("__CMAKE_RULE")) + { + if (this->Targets.find(target) != this->Targets.end()) + { + this->Targets[target].AddSourceFile(sf); + } + else + { + cmSystemTools::Error("Attempt to add a custom rule to a target " + "that does not exist yet for target ", target); + return; + } + } + } +} + +//---------------------------------------------------------------------------- +void cmMakefile::AddUtilityCommand(const char* utilityName, + bool excludeFromAll, + const std::vector<std::string>& depends, + const char* workingDirectory, + const char* command, + const char* arg1, + const char* arg2, + const char* arg3, + const char* arg4) +{ + // Construct the command line for the custom command. + cmCustomCommandLine commandLine; + commandLine.push_back(command); + if(arg1) + { + commandLine.push_back(arg1); + } + if(arg2) + { + commandLine.push_back(arg2); + } + if(arg3) + { + commandLine.push_back(arg3); + } + if(arg4) + { + commandLine.push_back(arg4); + } + cmCustomCommandLines commandLines; + commandLines.push_back(commandLine); + + // Call the real signature of this method. + this->AddUtilityCommand(utilityName, excludeFromAll, workingDirectory, + depends, commandLines); +} + +//---------------------------------------------------------------------------- +cmTarget* +cmMakefile::AddUtilityCommand(const char* utilityName, + bool excludeFromAll, + const char* workingDirectory, + const std::vector<std::string>& depends, + const cmCustomCommandLines& commandLines, + bool escapeOldStyle, const char* comment) +{ + // Create a target instance for this utility. + cmTarget* target = this->AddNewTarget(cmTarget::UTILITY, utilityName); + if (excludeFromAll) + { + target->SetProperty("EXCLUDE_FROM_ALL", "TRUE"); + } + if(!comment) + { + // Use an empty comment to avoid generation of default comment. + comment = ""; + } + + // Store the custom command in the target. + std::string force = this->GetStartOutputDirectory(); + force += cmake::GetCMakeFilesDirectory(); + force += "/"; + force += utilityName; + const char* no_main_dependency = 0; + bool no_replace = false; + this->AddCustomCommandToOutput(force.c_str(), depends, + no_main_dependency, + commandLines, comment, + workingDirectory, no_replace, + escapeOldStyle); + cmSourceFile* sf = target->AddSource(force.c_str()); + + // The output is not actually created so mark it symbolic. + if(sf) + { + sf->SetProperty("SYMBOLIC", "1"); + } + else + { + cmSystemTools::Error("Could not get source file entry for ", + force.c_str()); + } + return target; +} + +void cmMakefile::AddDefineFlag(const char* flag) +{ + if (!flag) + { + return; + } + + // Update the string used for the old DEFINITIONS property. + this->AddDefineFlag(flag, this->DefineFlagsOrig); + + // If this is really a definition, update COMPILE_DEFINITIONS. + if(this->ParseDefineFlag(flag, false)) + { + return; + } + + // Add this flag that does not look like a definition. + this->AddDefineFlag(flag, this->DefineFlags); +} + +void cmMakefile::AddDefineFlag(const char* flag, std::string& dflags) +{ + // remove any \n\r + std::string ret = flag; + std::string::size_type pos = 0; + while((pos = ret.find('\n', pos)) != std::string::npos) + { + ret[pos] = ' '; + pos++; + } + pos = 0; + while((pos = ret.find('\r', pos)) != std::string::npos) + { + ret[pos] = ' '; + pos++; + } + + dflags += " "; + dflags += ret; +} + + +void cmMakefile::RemoveDefineFlag(const char* flag) +{ + // Check the length of the flag to remove. + std::string::size_type len = strlen(flag); + if(len < 1) + { + return; + } + + // Update the string used for the old DEFINITIONS property. + this->RemoveDefineFlag(flag, len, this->DefineFlagsOrig); + + // If this is really a definition, update COMPILE_DEFINITIONS. + if(this->ParseDefineFlag(flag, true)) + { + return; + } + + // Remove this flag that does not look like a definition. + this->RemoveDefineFlag(flag, len, this->DefineFlags); +} + +void cmMakefile::RemoveDefineFlag(const char* flag, + std::string::size_type len, + std::string& dflags) +{ + // Remove all instances of the flag that are surrounded by + // whitespace or the beginning/end of the string. + for(std::string::size_type lpos = dflags.find(flag, 0); + lpos != std::string::npos; lpos = dflags.find(flag, lpos)) + { + std::string::size_type rpos = lpos + len; + if((lpos <= 0 || isspace(dflags[lpos-1])) && + (rpos >= dflags.size() || isspace(dflags[rpos]))) + { + dflags.erase(lpos, len); + } + else + { + ++lpos; + } + } +} + +bool cmMakefile::ParseDefineFlag(std::string const& def, bool remove) +{ + // Create a regular expression to match valid definitions. + static cmsys::RegularExpression + valid("^[-/]D[A-Za-z_][A-Za-z0-9_]*(=.*)?$"); + + // Make sure the definition matches. + if(!valid.find(def.c_str())) + { + return false; + } + + // VS6 IDE does not support definition values with spaces in + // combination with '"', '$', or ';'. + if((strcmp(this->LocalGenerator->GetGlobalGenerator()->GetName(), + "Visual Studio 6") == 0) && + (def.find(" ") != def.npos && def.find_first_of("\"$;") != def.npos)) + { + return false; + } + + // Definitions with non-trivial values require a policy check. + static cmsys::RegularExpression + trivial("^[-/]D[A-Za-z_][A-Za-z0-9_]*(=[A-Za-z0-9_.]+)?$"); + if(!trivial.find(def.c_str())) + { + // This definition has a non-trivial value. + switch(this->GetPolicyStatus(cmPolicies::CMP0005)) + { + case cmPolicies::WARN: + this->IssueMessage( + cmake::AUTHOR_WARNING, + this->GetPolicies()->GetPolicyWarning(cmPolicies::CMP0005) + ); + case cmPolicies::OLD: + // OLD behavior is to not escape the value. We should not + // convert the definition to use the property. + return false; + case cmPolicies::REQUIRED_IF_USED: + case cmPolicies::REQUIRED_ALWAYS: + this->IssueMessage( + cmake::FATAL_ERROR, + this->GetPolicies()->GetRequiredPolicyError(cmPolicies::CMP0005) + ); + return false; + case cmPolicies::NEW: + // NEW behavior is to escape the value. Proceed to convert it + // to an entry in the property. + break; + } + } + + // Get the definition part after the flag. + const char* define = def.c_str() + 2; + + if(remove) + { + if(const char* cdefs = this->GetProperty("COMPILE_DEFINITIONS")) + { + // Expand the list. + std::vector<std::string> defs; + cmSystemTools::ExpandListArgument(cdefs, defs); + + // Recompose the list without the definition. + std::string ndefs; + const char* sep = ""; + for(std::vector<std::string>::const_iterator di = defs.begin(); + di != defs.end(); ++di) + { + if(*di != define) + { + ndefs += sep; + sep = ";"; + ndefs += *di; + } + } + + // Store the new list. + this->SetProperty("COMPILE_DEFINITIONS", ndefs.c_str()); + } + } + else + { + // Append the definition to the directory property. + this->AppendProperty("COMPILE_DEFINITIONS", define); + } + + return true; +} + +void cmMakefile::AddLinkLibrary(const char* lib, + cmTarget::LinkLibraryType llt) +{ + cmTarget::LibraryID tmp; + tmp.first = lib; + tmp.second = llt; + this->LinkLibraries.push_back(tmp); +} + +void cmMakefile::AddLinkLibraryForTarget(const char *target, + const char* lib, + cmTarget::LinkLibraryType llt) +{ + cmTargets::iterator i = this->Targets.find(target); + if ( i != this->Targets.end()) + { + cmTarget* tgt = + this->GetCMakeInstance()->GetGlobalGenerator()->FindTarget(0,lib); + if(tgt) + { + // CMake versions below 2.4 allowed linking to modules. + bool allowModules = this->NeedBackwardsCompatibility(2,2); + // if it is not a static or shared library then you can not link to it + if(!((tgt->GetType() == cmTarget::STATIC_LIBRARY) || + (tgt->GetType() == cmTarget::SHARED_LIBRARY) || + tgt->IsExecutableWithExports())) + { + cmOStringStream e; + e << "Target \"" << lib << "\" of type " + << cmTarget::GetTargetTypeName(tgt->GetType()) + << " may not be linked into another target. " + << "One may link only to STATIC or SHARED libraries, or " + << "to executables with the ENABLE_EXPORTS property set."; + // in older versions of cmake linking to modules was allowed + if( tgt->GetType() == cmTarget::MODULE_LIBRARY ) + { + e << "\n" + << "If you are developing a new project, re-organize it to avoid " + << "linking to modules. " + << "If you are just trying to build an existing project, " + << "set CMAKE_BACKWARDS_COMPATIBILITY to 2.2 or lower to allow " + << "linking to modules."; + } + // if no modules are allowed then this is always an error + if(!allowModules || + // if we allow modules but the type is not a module then it is + // still an error + (allowModules && tgt->GetType() != cmTarget::MODULE_LIBRARY)) + { + this->IssueMessage(cmake::FATAL_ERROR, e.str().c_str()); + } + } + } + i->second.AddLinkLibrary( *this, target, lib, llt ); + } + else + { + cmOStringStream e; + e << "Attempt to add link library \"" + << lib << "\" to target \"" + << target << "\" which is not built in this directory."; + this->IssueMessage(cmake::FATAL_ERROR, e.str().c_str()); + } +} + +void cmMakefile::AddLinkDirectoryForTarget(const char *target, + const char* d) +{ + cmTargets::iterator i = this->Targets.find(target); + if ( i != this->Targets.end()) + { + i->second.AddLinkDirectory( d ); + } + else + { + cmSystemTools::Error + ("Attempt to add link directories to non-existent target: ", + target, " for directory ", d); + } +} + +void cmMakefile::AddLinkLibrary(const char* lib) +{ + this->AddLinkLibrary(lib,cmTarget::GENERAL); +} + +void cmMakefile::AddLinkDirectory(const char* dir) +{ + // Don't add a link directory that is already present. Yes, this + // linear search results in n^2 behavior, but n won't be getting + // much bigger than 20. We cannot use a set because of order + // dependency of the link search path. + + if(!dir) + { + return; + } + // remove trailing slashes + if(dir[strlen(dir)-1] == '/') + { + std::string newdir = dir; + newdir = newdir.substr(0, newdir.size()-1); + if(std::find(this->LinkDirectories.begin(), + this->LinkDirectories.end(), + newdir.c_str()) == this->LinkDirectories.end()) + { + this->LinkDirectories.push_back(newdir); + } + } + else + { + if(std::find(this->LinkDirectories.begin(), + this->LinkDirectories.end(), dir) + == this->LinkDirectories.end()) + { + this->LinkDirectories.push_back(dir); + } + } +} + +void cmMakefile::InitializeFromParent() +{ + cmMakefile *parent = this->LocalGenerator->GetParent()->GetMakefile(); + + // Initialize definitions with the closure of the parent scope. + this->Internal->VarStack.top() = parent->Internal->VarStack.top().Closure(); + + const std::vector<cmValueWithOrigin> parentIncludes = + parent->GetIncludeDirectoriesEntries(); + this->IncludeDirectoriesEntries.insert(this->IncludeDirectoriesEntries.end(), + parentIncludes.begin(), + parentIncludes.end()); + + this->SystemIncludeDirectories = parent->SystemIncludeDirectories; + + // define flags + this->DefineFlags = parent->DefineFlags; + this->DefineFlagsOrig = parent->DefineFlagsOrig; + + // Include transform property. There is no per-config version. + { + const char* prop = "IMPLICIT_DEPENDS_INCLUDE_TRANSFORM"; + this->SetProperty(prop, parent->GetProperty(prop)); + } + + // compile definitions property and per-config versions + { + this->SetProperty("COMPILE_DEFINITIONS", + parent->GetProperty("COMPILE_DEFINITIONS")); + std::vector<std::string> configs; + this->GetConfigurations(configs); + for(std::vector<std::string>::const_iterator ci = configs.begin(); + ci != configs.end(); ++ci) + { + std::string defPropName = "COMPILE_DEFINITIONS_"; + defPropName += cmSystemTools::UpperCase(*ci); + this->SetProperty(defPropName.c_str(), + parent->GetProperty(defPropName.c_str())); + } + } + + // link libraries + this->LinkLibraries = parent->LinkLibraries; + + // link directories + this->LinkDirectories = parent->LinkDirectories; + + // the initial project name + this->ProjectName = parent->ProjectName; + + // Copy include regular expressions. + this->IncludeFileRegularExpression = parent->IncludeFileRegularExpression; + this->ComplainFileRegularExpression = parent->ComplainFileRegularExpression; + + // Imported targets. + this->ImportedTargets = parent->ImportedTargets; +} + +void cmMakefile::ConfigureSubDirectory(cmLocalGenerator *lg2) +{ + // copy our variables from the child makefile + lg2->GetMakefile()->InitializeFromParent(); + lg2->GetMakefile()->MakeStartDirectoriesCurrent(); + if (this->GetCMakeInstance()->GetDebugOutput()) + { + std::string msg=" Entering "; + msg += lg2->GetMakefile()->GetCurrentDirectory(); + cmSystemTools::Message(msg.c_str()); + } + // finally configure the subdir + lg2->Configure(); + if (this->GetCMakeInstance()->GetDebugOutput()) + { + std::string msg=" Returning to "; + msg += this->GetCurrentDirectory(); + cmSystemTools::Message(msg.c_str()); + } +} + +void cmMakefile::AddSubDirectory(const char* sub, + bool excludeFromAll, bool preorder) +{ + // the source path must be made full if it isn't already + std::string srcPath = sub; + if (!cmSystemTools::FileIsFullPath(srcPath.c_str())) + { + srcPath = this->GetCurrentDirectory(); + srcPath += "/"; + srcPath += sub; + } + + // binary path must be made full if it isn't already + std::string binPath = sub; + if (!cmSystemTools::FileIsFullPath(binPath.c_str())) + { + binPath = this->GetCurrentOutputDirectory(); + binPath += "/"; + binPath += sub; + } + + + this->AddSubDirectory(srcPath.c_str(), binPath.c_str(), + excludeFromAll, preorder, false); +} + + +void cmMakefile::AddSubDirectory(const char* srcPath, const char *binPath, + bool excludeFromAll, bool preorder, + bool immediate) +{ + // Make sure the binary directory is unique. + if(!this->EnforceUniqueDir(srcPath, binPath)) + { + return; + } + + // create a new local generator and set its parent + cmLocalGenerator *lg2 = + this->LocalGenerator->GetGlobalGenerator()->CreateLocalGenerator(); + lg2->SetParent(this->LocalGenerator); + this->LocalGenerator->GetGlobalGenerator()->AddLocalGenerator(lg2); + + // set the subdirs start dirs + lg2->GetMakefile()->SetStartDirectory(srcPath); + lg2->GetMakefile()->SetStartOutputDirectory(binPath); + if(excludeFromAll) + { + lg2->GetMakefile()->SetProperty("EXCLUDE_FROM_ALL", "TRUE"); + } + lg2->GetMakefile()->SetPreOrder(preorder); + + if (immediate) + { + this->ConfigureSubDirectory(lg2); + } +} + +//---------------------------------------------------------------------------- +void cmMakefile::AddIncludeDirectories(const std::vector<std::string> &incs, + bool before) +{ + if (incs.empty()) + { + return; + } + + std::string incString; + std::string sep; + + for(std::vector<std::string>::const_iterator li = incs.begin(); + li != incs.end(); ++li) + { + incString += sep + *li; + sep = ";"; + } + + std::vector<cmValueWithOrigin>::iterator position = + before ? this->IncludeDirectoriesEntries.begin() + : this->IncludeDirectoriesEntries.end(); + + cmListFileBacktrace lfbt; + this->GetBacktrace(lfbt); + cmValueWithOrigin entry(incString, lfbt); + this->IncludeDirectoriesEntries.insert(position, entry); + + // Property on each target: + for (cmTargets::iterator l = this->Targets.begin(); + l != this->Targets.end(); ++l) + { + cmTarget &t = l->second; + t.InsertInclude(entry, before); + } +} + +//---------------------------------------------------------------------------- +void +cmMakefile::AddSystemIncludeDirectories(const std::set<cmStdString> &incs) +{ + for(std::set<cmStdString>::const_iterator li = incs.begin(); + li != incs.end(); ++li) + { + this->SystemIncludeDirectories.insert(*li); + } +} + +//---------------------------------------------------------------------------- +bool cmMakefile::IsSystemIncludeDirectory(const char* dir, const char *config) +{ + for (std::set<cmStdString>::const_iterator + it = this->SystemIncludeDirectories.begin(); + it != this->SystemIncludeDirectories.end(); ++it) + { + cmListFileBacktrace lfbt; + cmGeneratorExpression ge(lfbt); + + std::vector<std::string> incs; + cmSystemTools::ExpandListArgument(ge.Parse(*it) + ->Evaluate(this, config, false), incs); + if (std::find(incs.begin(), incs.end(), dir) != incs.end()) + { + return true; + } + } + return false; +} + +void cmMakefile::AddDefinition(const char* name, const char* value) +{ + if (!value ) + { + return; + } + +#ifdef CMAKE_STRICT + if (this->GetCMakeInstance()) + { + this->GetCMakeInstance()-> + RecordPropertyAccess(name,cmProperty::VARIABLE); + } +#endif + + this->Internal->VarStack.top().Set(name, value); + if (this->Internal->VarUsageStack.size() && + this->VariableInitialized(name)) + { + this->CheckForUnused("changing definition", name); + this->Internal->VarUsageStack.top().erase(name); + } + this->Internal->VarInitStack.top().insert(name); + +#ifdef CMAKE_BUILD_WITH_CMAKE + cmVariableWatch* vv = this->GetVariableWatch(); + if ( vv ) + { + vv->VariableAccessed(name, + cmVariableWatch::VARIABLE_MODIFIED_ACCESS, + value, + this); + } +#endif +} + + +void cmMakefile::AddCacheDefinition(const char* name, const char* value, + const char* doc, + cmCacheManager::CacheEntryType type, + bool force) +{ + const char* val = value; + cmCacheManager::CacheIterator it = + this->GetCacheManager()->GetCacheIterator(name); + if(!it.IsAtEnd() && (it.GetType() == cmCacheManager::UNINITIALIZED) && + it.Initialized()) + { + // if this is not a force, then use the value from the cache + // if it is a force, then use the value being passed in + if(!force) + { + val = it.GetValue(); + } + if ( type == cmCacheManager::PATH || type == cmCacheManager::FILEPATH ) + { + std::vector<std::string>::size_type cc; + std::vector<std::string> files; + std::string nvalue = ""; + cmSystemTools::ExpandListArgument(val, files); + for ( cc = 0; cc < files.size(); cc ++ ) + { + if(!cmSystemTools::IsOff(files[cc].c_str())) + { + files[cc] = cmSystemTools::CollapseFullPath(files[cc].c_str()); + } + if ( cc > 0 ) + { + nvalue += ";"; + } + nvalue += files[cc]; + } + + this->GetCacheManager()->AddCacheEntry(name, nvalue.c_str(), doc, type); + val = it.GetValue(); + } + + } + this->GetCacheManager()->AddCacheEntry(name, val, doc, type); + // if there was a definition then remove it + this->Internal->VarStack.top().Set(name, 0); +} + + +void cmMakefile::AddDefinition(const char* name, bool value) +{ + this->Internal->VarStack.top().Set(name, value? "ON" : "OFF"); + if (this->Internal->VarUsageStack.size() && + this->VariableInitialized(name)) + { + this->CheckForUnused("changing definition", name); + this->Internal->VarUsageStack.top().erase(name); + } + this->Internal->VarInitStack.top().insert(name); +#ifdef CMAKE_BUILD_WITH_CMAKE + cmVariableWatch* vv = this->GetVariableWatch(); + if ( vv ) + { + vv->VariableAccessed(name, cmVariableWatch::VARIABLE_MODIFIED_ACCESS, + value?"ON":"OFF", this); + } +#endif +} + +void cmMakefile::CheckForUnusedVariables() const +{ + if (!this->WarnUnused) + { + return; + } + const cmDefinitions& defs = this->Internal->VarStack.top(); + const std::set<cmStdString>& locals = defs.LocalKeys(); + std::set<cmStdString>::const_iterator it = locals.begin(); + for (; it != locals.end(); ++it) + { + this->CheckForUnused("out of scope", it->c_str()); + } +} + +void cmMakefile::MarkVariableAsUsed(const char* var) +{ + this->Internal->VarUsageStack.top().insert(var); +} + +bool cmMakefile::VariableInitialized(const char* var) const +{ + if(this->Internal->VarInitStack.top().find(var) != + this->Internal->VarInitStack.top().end()) + { + return true; + } + return false; +} + +bool cmMakefile::VariableUsed(const char* var) const +{ + if(this->Internal->VarUsageStack.top().find(var) != + this->Internal->VarUsageStack.top().end()) + { + return true; + } + return false; +} + +void cmMakefile::CheckForUnused(const char* reason, const char* name) const +{ + if (this->WarnUnused && !this->VariableUsed(name)) + { + cmStdString path; + cmListFileBacktrace bt; + if (this->CallStack.size()) + { + const cmListFileContext* file = this->CallStack.back().Context; + bt.push_back(*file); + path = file->FilePath.c_str(); + } + else + { + path = this->GetStartDirectory(); + path += "/CMakeLists.txt"; + cmListFileContext lfc; + lfc.FilePath = path; + lfc.Line = 0; + bt.push_back(lfc); + } + if (this->CheckSystemVars || + cmSystemTools::IsSubDirectory(path.c_str(), + this->GetHomeDirectory()) || + (cmSystemTools::IsSubDirectory(path.c_str(), + this->GetHomeOutputDirectory()) && + !cmSystemTools::IsSubDirectory(path.c_str(), + cmake::GetCMakeFilesDirectory()))) + { + cmOStringStream msg; + msg << "unused variable (" << reason << ") \'" << name << "\'"; + this->GetCMakeInstance()->IssueMessage(cmake::AUTHOR_WARNING, + msg.str().c_str(), + bt); + } + } +} + +void cmMakefile::RemoveDefinition(const char* name) +{ + this->Internal->VarStack.top().Set(name, 0); + if (this->Internal->VarUsageStack.size() && + this->VariableInitialized(name)) + { + this->CheckForUnused("unsetting", name); + this->Internal->VarUsageStack.top().erase(name); + } + this->Internal->VarInitStack.top().insert(name); +#ifdef CMAKE_BUILD_WITH_CMAKE + cmVariableWatch* vv = this->GetVariableWatch(); + if ( vv ) + { + vv->VariableAccessed(name, cmVariableWatch::VARIABLE_REMOVED_ACCESS, + 0, this); + } +#endif +} + +void cmMakefile::RemoveCacheDefinition(const char* name) +{ + this->GetCacheManager()->RemoveCacheEntry(name); +} + +void cmMakefile::SetProjectName(const char* p) +{ + this->ProjectName = p; +} + + +void cmMakefile::AddGlobalLinkInformation(const char* name, cmTarget& target) +{ + // for these targets do not add anything + switch(target.GetType()) + { + case cmTarget::UTILITY: + case cmTarget::GLOBAL_TARGET: + return; + default:; + } + std::vector<std::string>::iterator j; + for(j = this->LinkDirectories.begin(); + j != this->LinkDirectories.end(); ++j) + { + target.AddLinkDirectory(j->c_str()); + } + target.MergeLinkLibraries( *this, name, this->LinkLibraries ); +} + + +cmTarget* cmMakefile::AddLibrary(const char* lname, cmTarget::TargetType type, + const std::vector<std::string> &srcs, + bool excludeFromAll) +{ + // wrong type ? default to STATIC + if ( (type != cmTarget::STATIC_LIBRARY) + && (type != cmTarget::SHARED_LIBRARY) + && (type != cmTarget::MODULE_LIBRARY) + && (type != cmTarget::OBJECT_LIBRARY)) + { + this->IssueMessage(cmake::INTERNAL_ERROR, + "cmMakefile::AddLibrary given invalid target type."); + type = cmTarget::STATIC_LIBRARY; + } + + cmTarget* target = this->AddNewTarget(type, lname); + // Clear its dependencies. Otherwise, dependencies might persist + // over changes in CMakeLists.txt, making the information stale and + // hence useless. + target->ClearDependencyInformation( *this, lname ); + if(excludeFromAll) + { + target->SetProperty("EXCLUDE_FROM_ALL", "TRUE"); + } + target->AddSources(srcs); + this->AddGlobalLinkInformation(lname, *target); + return target; +} + +cmTarget* cmMakefile::AddExecutable(const char *exeName, + const std::vector<std::string> &srcs, + bool excludeFromAll) +{ + cmTarget* target = this->AddNewTarget(cmTarget::EXECUTABLE, exeName); + if(excludeFromAll) + { + target->SetProperty("EXCLUDE_FROM_ALL", "TRUE"); + } + target->AddSources(srcs); + this->AddGlobalLinkInformation(exeName, *target); + return target; +} + +//---------------------------------------------------------------------------- +cmTarget* +cmMakefile::AddNewTarget(cmTarget::TargetType type, const char* name) +{ + cmTargets::iterator it = + this->Targets.insert(cmTargets::value_type(name, cmTarget())).first; + cmTarget& target = it->second; + target.SetType(type, name); + target.SetMakefile(this); + this->LocalGenerator->GetGlobalGenerator()->AddTarget(&it->second); + return &it->second; +} + +cmSourceFile *cmMakefile::GetSourceFileWithOutput(const char *cname) +{ + std::string name = cname; + std::string out; + + // look through all the source files that have custom commands + // and see if the custom command has the passed source file as an output + for(std::vector<cmSourceFile*>::const_iterator i = + this->SourceFiles.begin(); i != this->SourceFiles.end(); ++i) + { + // does this source file have a custom command? + if ((*i)->GetCustomCommand()) + { + // is the output of the custom command match the source files name + const std::vector<std::string>& outputs = + (*i)->GetCustomCommand()->GetOutputs(); + for(std::vector<std::string>::const_iterator o = outputs.begin(); + o != outputs.end(); ++o) + { + out = *o; + std::string::size_type pos = out.rfind(name); + // If the output matches exactly + if (pos != out.npos && + pos == out.size() - name.size() && + (pos ==0 || out[pos-1] == '/')) + { + return *i; + } + } + } + } + + // otherwise return NULL + return 0; +} + +#if defined(CMAKE_BUILD_WITH_CMAKE) +cmSourceGroup* cmMakefile::GetSourceGroup(const std::vector<std::string>&name) +{ + cmSourceGroup* sg = 0; + + // first look for source group starting with the same as the one we wants + for (std::vector<cmSourceGroup>::iterator sgIt = this->SourceGroups.begin(); + sgIt != this->SourceGroups.end(); ++sgIt) + + { + std::string sgName = sgIt->GetName(); + if(sgName == name[0]) + { + sg = &(*sgIt); + break; + } + } + + if(sg != 0) + { + // iterate through its children to find match source group + for(unsigned int i=1; i<name.size(); ++i) + { + sg = sg->lookupChild(name[i].c_str()); + if(sg == 0) + { + break; + } + } + } + return sg; +} + + void cmMakefile::AddSourceGroup(const char* name, + const char* regex) +{ + if (name) + { + std::vector<std::string> nameVector; + nameVector.push_back(name); + AddSourceGroup(nameVector, regex); + } +} + +void cmMakefile::AddSourceGroup(const std::vector<std::string>& name, + const char* regex) +{ + cmSourceGroup* sg = 0; + std::vector<std::string> currentName; + int i = 0; + const int lastElement = static_cast<int>(name.size()-1); + for(i=lastElement; i>=0; --i) + { + currentName.assign(name.begin(), name.begin()+i+1); + sg = this->GetSourceGroup(currentName); + if(sg != 0) + { + break; + } + } + + // i now contains the index of the last found component + if(i==lastElement) + { + // group already exists, replace its regular expression + if ( regex ) + { + // We only want to set the regular expression. If there are already + // source files in the group, we don't want to remove them. + sg->SetGroupRegex(regex); + } + return; + } + else if(i==-1) + { + // group does not exist nor belong to any existing group + // add its first component + this->SourceGroups.push_back(cmSourceGroup(name[0].c_str(), regex)); + sg = this->GetSourceGroup(currentName); + i = 0; // last component found + } + + // build the whole source group path + const char* fullname = sg->GetFullName(); + cmGlobalGenerator* gg = this->LocalGenerator->GetGlobalGenerator(); + if(strlen(fullname)) + { + std::string guidName = "SG_Filter_"; + guidName += fullname; + gg->CreateGUID(guidName.c_str()); + } + for(++i; i<=lastElement; ++i) + { + sg->AddChild(cmSourceGroup(name[i].c_str(), 0, sg->GetFullName())); + sg = sg->lookupChild(name[i].c_str()); + fullname = sg->GetFullName(); + if(strlen(fullname)) + { + std::string guidName = "SG_Filter_"; + guidName += fullname; + gg->CreateGUID(guidName.c_str()); + } + } + + sg->SetGroupRegex(regex); +} + +#endif + +void cmMakefile::AddExtraDirectory(const char* dir) +{ + this->AuxSourceDirectories.push_back(dir); +} + +static bool mightExpandVariablesCMP0019(const char* s) +{ + return s && *s && strstr(s,"${") && strchr(s,'}'); +} + +void cmMakefile::ExpandVariablesCMP0019() +{ + // Drop this ancient compatibility behavior with a policy. + cmPolicies::PolicyStatus pol = this->GetPolicyStatus(cmPolicies::CMP0019); + if(pol != cmPolicies::OLD && pol != cmPolicies::WARN) + { + return; + } + cmOStringStream w; + + const char *includeDirs = this->GetProperty("INCLUDE_DIRECTORIES"); + if(mightExpandVariablesCMP0019(includeDirs)) + { + std::string dirs = includeDirs; + this->ExpandVariablesInString(dirs, true, true); + if(pol == cmPolicies::WARN && dirs != includeDirs) + { + w << "Evaluated directory INCLUDE_DIRECTORIES\n" + << " " << includeDirs << "\n" + << "as\n" + << " " << dirs << "\n"; + } + this->SetProperty("INCLUDE_DIRECTORIES", dirs.c_str()); + } + + // Also for each target's INCLUDE_DIRECTORIES property: + for (cmTargets::iterator l = this->Targets.begin(); + l != this->Targets.end(); ++l) + { + cmTarget &t = l->second; + includeDirs = t.GetProperty("INCLUDE_DIRECTORIES"); + if(mightExpandVariablesCMP0019(includeDirs)) + { + std::string dirs = includeDirs; + this->ExpandVariablesInString(dirs, true, true); + if(pol == cmPolicies::WARN && dirs != includeDirs) + { + w << "Evaluated target " << t.GetName() << " INCLUDE_DIRECTORIES\n" + << " " << includeDirs << "\n" + << "as\n" + << " " << dirs << "\n"; + } + t.SetProperty("INCLUDE_DIRECTORIES", dirs.c_str()); + } + } + + for(std::vector<std::string>::iterator d = this->LinkDirectories.begin(); + d != this->LinkDirectories.end(); ++d) + { + if(mightExpandVariablesCMP0019(d->c_str())) + { + std::string orig = *d; + this->ExpandVariablesInString(*d, true, true); + if(pol == cmPolicies::WARN && *d != orig) + { + w << "Evaluated link directory\n" + << " " << orig << "\n" + << "as\n" + << " " << *d << "\n"; + } + } + } + for(cmTarget::LinkLibraryVectorType::iterator l = + this->LinkLibraries.begin(); + l != this->LinkLibraries.end(); ++l) + { + if(mightExpandVariablesCMP0019(l->first.c_str())) + { + std::string orig = l->first; + this->ExpandVariablesInString(l->first, true, true); + if(pol == cmPolicies::WARN && l->first != orig) + { + w << "Evaluated link library\n" + << " " << orig << "\n" + << "as\n" + << " " << l->first << "\n"; + } + } + } + + if(!w.str().empty()) + { + cmOStringStream m; + m << this->GetPolicies()->GetPolicyWarning(cmPolicies::CMP0019) + << "\n" + << "The following variable evaluations were encountered:\n" + << w.str(); + this->IssueMessage(cmake::AUTHOR_WARNING, m.str()); + } +} + +bool cmMakefile::IsOn(const char* name) const +{ + const char* value = this->GetDefinition(name); + return cmSystemTools::IsOn(value); +} + +bool cmMakefile::IsSet(const char* name) const +{ + const char* value = this->GetDefinition(name); + if ( !value ) + { + return false; + } + + if ( ! *value ) + { + return false; + } + + if ( cmSystemTools::IsNOTFOUND(value) ) + { + return false; + } + + return true; +} + +bool cmMakefile::PlatformIs64Bit() const +{ + if(const char* sizeof_dptr = this->GetDefinition("CMAKE_SIZEOF_VOID_P")) + { + return atoi(sizeof_dptr) == 8; + } + return false; +} + +const char* cmMakefile::GetSONameFlag(const char* language) const +{ + std::string name = "CMAKE_SHARED_LIBRARY_SONAME"; + if(language) + { + name += "_"; + name += language; + } + name += "_FLAG"; + return GetDefinition(name.c_str()); +} + +bool cmMakefile::CanIWriteThisFile(const char* fileName) +{ + if ( !this->IsOn("CMAKE_DISABLE_SOURCE_CHANGES") ) + { + return true; + } + // If we are doing an in-source build, then the test will always fail + if ( cmSystemTools::SameFile(this->GetHomeDirectory(), + this->GetHomeOutputDirectory()) ) + { + if ( this->IsOn("CMAKE_DISABLE_IN_SOURCE_BUILD") ) + { + return false; + } + return true; + } + + // Check if this is a subdirectory of the source tree but not a + // subdirectory of the build tree + if ( cmSystemTools::IsSubDirectory(fileName, + this->GetHomeDirectory()) && + !cmSystemTools::IsSubDirectory(fileName, + this->GetHomeOutputDirectory()) ) + { + return false; + } + return true; +} + +const char* cmMakefile::GetRequiredDefinition(const char* name) const +{ + const char* ret = this->GetDefinition(name); + if(!ret) + { + cmSystemTools::Error("Error required internal CMake variable not " + "set, cmake may be not be built correctly.\n", + "Missing variable is:\n", + name); + return ""; + } + return ret; +} + +bool cmMakefile::IsDefinitionSet(const char* name) const +{ + const char* def = this->Internal->VarStack.top().Get(name); + this->Internal->VarUsageStack.top().insert(name); + if(!def) + { + def = this->GetCacheManager()->GetCacheValue(name); + } +#ifdef CMAKE_BUILD_WITH_CMAKE + if(cmVariableWatch* vv = this->GetVariableWatch()) + { + if(!def) + { + vv->VariableAccessed + (name, cmVariableWatch::UNKNOWN_VARIABLE_DEFINED_ACCESS, + def, this); + } + } +#endif + return def?true:false; +} + +const char* cmMakefile::GetDefinition(const char* name) const +{ +#ifdef CMAKE_STRICT + if (this->GetCMakeInstance()) + { + this->GetCMakeInstance()-> + RecordPropertyAccess(name,cmProperty::VARIABLE); + } +#endif + if (this->WarnUnused) + { + this->Internal->VarUsageStack.top().insert(name); + } + const char* def = this->Internal->VarStack.top().Get(name); + if(!def) + { + def = this->GetCacheManager()->GetCacheValue(name); + } +#ifdef CMAKE_BUILD_WITH_CMAKE + cmVariableWatch* vv = this->GetVariableWatch(); + if ( vv ) + { + if ( def ) + { + vv->VariableAccessed(name, cmVariableWatch::VARIABLE_READ_ACCESS, + def, this); + } + else + { + // are unknown access allowed + const char* allow = this->Internal->VarStack.top() + .Get("CMAKE_ALLOW_UNKNOWN_VARIABLE_READ_ACCESS"); + if(cmSystemTools::IsOn(allow)) + { + vv->VariableAccessed(name, + cmVariableWatch::ALLOWED_UNKNOWN_VARIABLE_READ_ACCESS, def, this); + } + else + { + vv->VariableAccessed(name, + cmVariableWatch::UNKNOWN_VARIABLE_READ_ACCESS, def, this); + } + } + } +#endif + return def; +} + +const char* cmMakefile::GetSafeDefinition(const char* def) const +{ + const char* ret = this->GetDefinition(def); + if(!ret) + { + return ""; + } + return ret; +} + +std::vector<std::string> cmMakefile +::GetDefinitions(int cacheonly /* = 0 */) const +{ + std::set<cmStdString> definitions; + if ( !cacheonly ) + { + definitions = this->Internal->VarStack.top().ClosureKeys(); + } + cmCacheManager::CacheIterator cit = + this->GetCacheManager()->GetCacheIterator(); + for ( cit.Begin(); !cit.IsAtEnd(); cit.Next() ) + { + definitions.insert(cit.GetName()); + } + + std::vector<std::string> res; + + std::set<cmStdString>::iterator fit; + for ( fit = definitions.begin(); fit != definitions.end(); fit ++ ) + { + res.push_back(*fit); + } + return res; +} + + +const char *cmMakefile::ExpandVariablesInString(std::string& source) +{ + return this->ExpandVariablesInString(source, false, false); +} + +const char *cmMakefile::ExpandVariablesInString(std::string& source, + bool escapeQuotes, + bool noEscapes, + bool atOnly, + const char* filename, + long line, + bool removeEmpty, + bool replaceAt) +{ + if ( source.empty() || source.find_first_of("$@\\") == source.npos) + { + return source.c_str(); + } + + // Special-case the @ONLY mode. + if(atOnly) + { + if(!noEscapes || !removeEmpty || !replaceAt) + { + // This case should never be called. At-only is for + // configure-file/string which always does no escapes. + this->IssueMessage(cmake::INTERNAL_ERROR, + "ExpandVariablesInString @ONLY called " + "on something with escapes."); + } + + // Store an original copy of the input. + std::string input = source; + + // Start with empty output. + source = ""; + + // Look for one @VAR@ at a time. + const char* in = input.c_str(); + while(this->cmAtVarRegex.find(in)) + { + // Get the range of the string to replace. + const char* first = in + this->cmAtVarRegex.start(); + const char* last = in + this->cmAtVarRegex.end(); + + // Store the unchanged part of the string now. + source.append(in, first-in); + + // Lookup the definition of VAR. + std::string var(first+1, last-first-2); + if(const char* val = this->GetDefinition(var.c_str())) + { + // Store the value in the output escaping as requested. + if(escapeQuotes) + { + source.append(cmSystemTools::EscapeQuotes(val)); + } + else + { + source.append(val); + } + } + + // Continue looking for @VAR@ further along the string. + in = last; + } + + // Append the rest of the unchanged part of the string. + source.append(in); + + return source.c_str(); + } + + // This method replaces ${VAR} and @VAR@ where VAR is looked up + // with GetDefinition(), if not found in the map, nothing is expanded. + // It also supports the $ENV{VAR} syntax where VAR is looked up in + // the current environment variables. + + cmCommandArgumentParserHelper parser; + parser.SetMakefile(this); + parser.SetLineFile(line, filename); + parser.SetEscapeQuotes(escapeQuotes); + parser.SetNoEscapeMode(noEscapes); + parser.SetReplaceAtSyntax(replaceAt); + parser.SetRemoveEmpty(removeEmpty); + int res = parser.ParseString(source.c_str(), 0); + const char* emsg = parser.GetError(); + if ( res && !emsg[0] ) + { + source = parser.GetResult(); + } + else + { + // Construct the main error message. + cmOStringStream error; + error << "Syntax error in cmake code "; + if(filename && line > 0) + { + // This filename and line number may be more specific than the + // command context because one command invocation can have + // arguments on multiple lines. + error << "at\n" + << " " << filename << ":" << line << "\n"; + } + error << "when parsing string\n" + << " " << source.c_str() << "\n"; + error << emsg; + + // If the parser failed ("res" is false) then this is a real + // argument parsing error, so the policy applies. Otherwise the + // parser reported an error message without failing because the + // helper implementation is unhappy, which has always reported an + // error. + cmake::MessageType mtype = cmake::FATAL_ERROR; + if(!res) + { + // This is a real argument parsing error. Use policy CMP0010 to + // decide whether it is an error. + switch(this->GetPolicyStatus(cmPolicies::CMP0010)) + { + case cmPolicies::WARN: + error << "\n" + << (this->GetPolicies() + ->GetPolicyWarning(cmPolicies::CMP0010)); + case cmPolicies::OLD: + // OLD behavior is to just warn and continue. + mtype = cmake::AUTHOR_WARNING; + break; + case cmPolicies::REQUIRED_IF_USED: + case cmPolicies::REQUIRED_ALWAYS: + error << "\n" + << (this->GetPolicies() + ->GetRequiredPolicyError(cmPolicies::CMP0010)); + case cmPolicies::NEW: + // NEW behavior is to report the error. + cmSystemTools::SetFatalErrorOccured(); + break; + } + } + this->IssueMessage(mtype, error.str()); + } + return source.c_str(); +} + +void cmMakefile::RemoveVariablesInString(std::string& source, + bool atOnly) const +{ + if(!atOnly) + { + cmsys::RegularExpression var("(\\${[A-Za-z_0-9]*})"); + while (var.find(source)) + { + source.erase(var.start(),var.end() - var.start()); + } + } + + if(!atOnly) + { + cmsys::RegularExpression varb("(\\$ENV{[A-Za-z_0-9]*})"); + while (varb.find(source)) + { + source.erase(varb.start(),varb.end() - varb.start()); + } + } + cmsys::RegularExpression var2("(@[A-Za-z_0-9]*@)"); + while (var2.find(source)) + { + source.erase(var2.start(),var2.end() - var2.start()); + } +} + +/** + * Add the default definitions to the makefile. These values must not + * be dependent on anything that isn't known when this cmMakefile instance + * is constructed. + */ +void cmMakefile::AddDefaultDefinitions() +{ +/* Up to CMake 2.4 here only WIN32, UNIX and APPLE were set. + With CMake must separate between target and host platform. In most cases + the tests for WIN32, UNIX and APPLE will be for the target system, so an + additional set of variables for the host system is required -> + CMAKE_HOST_WIN32, CMAKE_HOST_UNIX, CMAKE_HOST_APPLE. + WIN32, UNIX and APPLE are now set in the platform files in + Modules/Platforms/. + To keep cmake scripts (-P) and custom language and compiler modules + working, these variables are still also set here in this place, but they + will be reset in CMakeSystemSpecificInformation.cmake before the platform + files are executed. */ +#if defined(_WIN32) + this->AddDefinition("WIN32", "1"); + this->AddDefinition("CMAKE_HOST_WIN32", "1"); +#else + this->AddDefinition("UNIX", "1"); + this->AddDefinition("CMAKE_HOST_UNIX", "1"); +#endif +#if defined(__CYGWIN__) + if(cmSystemTools::IsOn(cmSystemTools::GetEnv("CMAKE_LEGACY_CYGWIN_WIN32"))) + { + this->AddDefinition("WIN32", "1"); + this->AddDefinition("CMAKE_HOST_WIN32", "1"); + } +#endif +#if defined(__APPLE__) + this->AddDefinition("APPLE", "1"); + this->AddDefinition("CMAKE_HOST_APPLE", "1"); +#endif + + char temp[1024]; + sprintf(temp, "%d", cmVersion::GetMinorVersion()); + this->AddDefinition("CMAKE_MINOR_VERSION", temp); + sprintf(temp, "%d", cmVersion::GetMajorVersion()); + this->AddDefinition("CMAKE_MAJOR_VERSION", temp); + sprintf(temp, "%d", cmVersion::GetPatchVersion()); + this->AddDefinition("CMAKE_PATCH_VERSION", temp); + sprintf(temp, "%d", cmVersion::GetTweakVersion()); + this->AddDefinition("CMAKE_TWEAK_VERSION", temp); + this->AddDefinition("CMAKE_VERSION", cmVersion::GetCMakeVersion()); + + this->AddDefinition("CMAKE_FILES_DIRECTORY", + cmake::GetCMakeFilesDirectory()); +} + +//---------------------------------------------------------------------------- +const char* +cmMakefile::GetConfigurations(std::vector<std::string>& configs, + bool single) const +{ + if(this->LocalGenerator->GetGlobalGenerator()->IsMultiConfig()) + { + if(const char* configTypes = + this->GetDefinition("CMAKE_CONFIGURATION_TYPES")) + { + cmSystemTools::ExpandListArgument(configTypes, configs); + } + return 0; + } + else + { + const char* buildType = this->GetDefinition("CMAKE_BUILD_TYPE"); + if(single && buildType && *buildType) + { + configs.push_back(buildType); + } + return buildType; + } +} + +#if defined(CMAKE_BUILD_WITH_CMAKE) +/** + * Find a source group whose regular expression matches the filename + * part of the given source name. Search backward through the list of + * source groups, and take the first matching group found. This way + * non-inherited SOURCE_GROUP commands will have precedence over + * inherited ones. + */ +cmSourceGroup& +cmMakefile::FindSourceGroup(const char* source, + std::vector<cmSourceGroup> &groups) +{ + // First search for a group that lists the file explicitly. + for(std::vector<cmSourceGroup>::reverse_iterator sg = groups.rbegin(); + sg != groups.rend(); ++sg) + { + cmSourceGroup *result = sg->MatchChildrenFiles(source); + if(result) + { + return *result; + } + } + + // Now search for a group whose regex matches the file. + for(std::vector<cmSourceGroup>::reverse_iterator sg = groups.rbegin(); + sg != groups.rend(); ++sg) + { + cmSourceGroup *result = sg->MatchChildrenRegex(source); + if(result) + { + return *result; + } + } + + + // Shouldn't get here, but just in case, return the default group. + return groups.front(); +} +#endif + +bool cmMakefile::IsFunctionBlocked(const cmListFileFunction& lff, + cmExecutionStatus &status) +{ + // if there are no blockers get out of here + if (this->FunctionBlockers.begin() == this->FunctionBlockers.end()) + { + return false; + } + + // loop over all function blockers to see if any block this command + // evaluate in reverse, this is critical for balanced IF statements etc + std::vector<cmFunctionBlocker*>::reverse_iterator pos; + for (pos = this->FunctionBlockers.rbegin(); + pos != this->FunctionBlockers.rend(); ++pos) + { + if((*pos)->IsFunctionBlocked(lff, *this, status)) + { + return true; + } + } + + return false; +} + +//---------------------------------------------------------------------------- +void cmMakefile::PushFunctionBlockerBarrier() +{ + this->FunctionBlockerBarriers.push_back(this->FunctionBlockers.size()); +} + +//---------------------------------------------------------------------------- +void cmMakefile::PopFunctionBlockerBarrier(bool reportError) +{ + // Remove any extra entries pushed on the barrier. + FunctionBlockersType::size_type barrier = + this->FunctionBlockerBarriers.back(); + while(this->FunctionBlockers.size() > barrier) + { + cmsys::auto_ptr<cmFunctionBlocker> fb(this->FunctionBlockers.back()); + this->FunctionBlockers.pop_back(); + if(reportError) + { + // Report the context in which the unclosed block was opened. + cmListFileContext const& lfc = fb->GetStartingContext(); + cmOStringStream e; + e << "A logical block opening on the line\n" + << " " << lfc << "\n" + << "is not closed."; + this->IssueMessage(cmake::FATAL_ERROR, e.str()); + reportError = false; + } + } + + // Remove the barrier. + this->FunctionBlockerBarriers.pop_back(); +} + +bool cmMakefile::ExpandArguments( + std::vector<cmListFileArgument> const& inArgs, + std::vector<std::string>& outArgs) +{ + std::vector<cmListFileArgument>::const_iterator i; + std::string value; + outArgs.reserve(inArgs.size()); + for(i = inArgs.begin(); i != inArgs.end(); ++i) + { + // Expand the variables in the argument. + value = i->Value; + this->ExpandVariablesInString(value, false, false, false, + i->FilePath, i->Line, + false, true); + + // If the argument is quoted, it should be one argument. + // Otherwise, it may be a list of arguments. + if(i->Quoted) + { + outArgs.push_back(value); + } + else + { + cmSystemTools::ExpandListArgument(value, outArgs); + } + } + return !cmSystemTools::GetFatalErrorOccured(); +} + +//---------------------------------------------------------------------------- +void cmMakefile::AddFunctionBlocker(cmFunctionBlocker* fb) +{ + if(!this->CallStack.empty()) + { + // Record the context in which the blocker is created. + fb->SetStartingContext(*(this->CallStack.back().Context)); + } + + this->FunctionBlockers.push_back(fb); +} + +cmsys::auto_ptr<cmFunctionBlocker> +cmMakefile::RemoveFunctionBlocker(cmFunctionBlocker* fb, + const cmListFileFunction& lff) +{ + // Find the function blocker stack barrier for the current scope. + // We only remove a blocker whose index is not less than the barrier. + FunctionBlockersType::size_type barrier = 0; + if(!this->FunctionBlockerBarriers.empty()) + { + barrier = this->FunctionBlockerBarriers.back(); + } + + // Search for the function blocker whose scope this command ends. + for(FunctionBlockersType::size_type + i = this->FunctionBlockers.size(); i > barrier; --i) + { + std::vector<cmFunctionBlocker*>::iterator pos = + this->FunctionBlockers.begin() + (i - 1); + if (*pos == fb) + { + // Warn if the arguments do not match, but always remove. + if(!(*pos)->ShouldRemove(lff, *this)) + { + cmListFileContext const& lfc = fb->GetStartingContext(); + cmOStringStream e; + e << "A logical block opening on the line\n" + << " " << lfc << "\n" + << "closes on the line\n" + << " " << lff << "\n" + << "with mis-matching arguments."; + this->IssueMessage(cmake::AUTHOR_WARNING, e.str()); + } + cmFunctionBlocker* b = *pos; + this->FunctionBlockers.erase(pos); + return cmsys::auto_ptr<cmFunctionBlocker>(b); + } + } + + return cmsys::auto_ptr<cmFunctionBlocker>(); +} + +//---------------------------------------------------------------------------- +cmMakefile::LexicalPushPop::LexicalPushPop(cmMakefile* mf): + Makefile(mf), ReportError(true) +{ + this->Makefile->PushFunctionBlockerBarrier(); +} + +//---------------------------------------------------------------------------- +cmMakefile::LexicalPushPop::~LexicalPushPop() +{ + this->Makefile->PopFunctionBlockerBarrier(this->ReportError); +} + +void cmMakefile::SetHomeDirectory(const char* dir) +{ + this->cmHomeDirectory = dir; + cmSystemTools::ConvertToUnixSlashes(this->cmHomeDirectory); + this->AddDefinition("CMAKE_SOURCE_DIR", this->GetHomeDirectory()); + if ( !this->GetDefinition("CMAKE_CURRENT_SOURCE_DIR") ) + { + this->AddDefinition("CMAKE_CURRENT_SOURCE_DIR", this->GetHomeDirectory()); + } +} + +void cmMakefile::SetHomeOutputDirectory(const char* lib) +{ + this->HomeOutputDirectory = lib; + cmSystemTools::ConvertToUnixSlashes(this->HomeOutputDirectory); + this->AddDefinition("CMAKE_BINARY_DIR", this->GetHomeOutputDirectory()); + if ( !this->GetDefinition("CMAKE_CURRENT_BINARY_DIR") ) + { + this->AddDefinition("CMAKE_CURRENT_BINARY_DIR", + this->GetHomeOutputDirectory()); + } +} + +void cmMakefile::SetScriptModeFile(const char* scriptfile) +{ + this->AddDefinition("CMAKE_SCRIPT_MODE_FILE", scriptfile); +} + +void cmMakefile::SetArgcArgv(const std::vector<std::string>& args) +{ + cmOStringStream strStream; + strStream << args.size(); + this->AddDefinition("CMAKE_ARGC", strStream.str().c_str()); + //this->MarkVariableAsUsed("CMAKE_ARGC"); + + for (unsigned int t = 0; t < args.size(); ++t) + { + cmOStringStream tmpStream; + tmpStream << "CMAKE_ARGV" << t; + this->AddDefinition(tmpStream.str().c_str(), args[t].c_str()); + //this->MarkVariableAsUsed(tmpStream.str().c_str()); + } +} + +//---------------------------------------------------------------------------- +cmSourceFile* cmMakefile::GetSource(const char* sourceName) +{ + cmSourceFileLocation sfl(this, sourceName); + for(std::vector<cmSourceFile*>::const_iterator + sfi = this->SourceFiles.begin(); + sfi != this->SourceFiles.end(); ++sfi) + { + cmSourceFile* sf = *sfi; + if(sf->Matches(sfl)) + { + return sf; + } + } + return 0; +} + +//---------------------------------------------------------------------------- +cmSourceFile* cmMakefile::GetOrCreateSource(const char* sourceName, + bool generated) +{ + if(cmSourceFile* esf = this->GetSource(sourceName)) + { + return esf; + } + else + { + cmSourceFile* sf = new cmSourceFile(this, sourceName); + if(generated) + { + sf->SetProperty("GENERATED", "1"); + } + this->SourceFiles.push_back(sf); + return sf; + } +} + +void cmMakefile::EnableLanguage(std::vector<std::string> const & lang, + bool optional) +{ + this->AddDefinition("CMAKE_CFG_INTDIR", + this->LocalGenerator->GetGlobalGenerator() + ->GetCMakeCFGIntDir()); + this->LocalGenerator->GetGlobalGenerator()->EnableLanguage(lang, this, + optional); +} + +void cmMakefile::ExpandSourceListArguments( + std::vector<std::string> const& arguments, + std::vector<std::string>& newargs, unsigned int /* start */) +{ + // now expand the args + unsigned int i; + for(i = 0; i < arguments.size(); ++i) + { + // List expansion will have been done already. + newargs.push_back(arguments[i]); + } +} + +int cmMakefile::TryCompile(const char *srcdir, const char *bindir, + const char *projectName, const char *targetName, + bool fast, + const std::vector<std::string> *cmakeArgs, + std::string *output) +{ + this->Internal->IsSourceFileTryCompile = fast; + // does the binary directory exist ? If not create it... + if (!cmSystemTools::FileIsDirectory(bindir)) + { + cmSystemTools::MakeDirectory(bindir); + } + + // change to the tests directory and run cmake + // use the cmake object instead of calling cmake + std::string cwd = cmSystemTools::GetCurrentWorkingDirectory(); + cmSystemTools::ChangeDirectory(bindir); + + // make sure the same generator is used + // use this program as the cmake to be run, it should not + // be run that way but the cmake object requires a vailid path + std::string cmakeCommand = this->GetDefinition("CMAKE_COMMAND"); + cmake cm; + cm.SetIsInTryCompile(true); + cmGlobalGenerator *gg = cm.CreateGlobalGenerator + (this->LocalGenerator->GetGlobalGenerator()->GetName()); + if (!gg) + { + cmSystemTools::Error( + "Internal CMake error, TryCompile bad GlobalGenerator"); + // return to the original directory + cmSystemTools::ChangeDirectory(cwd.c_str()); + this->Internal->IsSourceFileTryCompile = false; + return 1; + } + cm.SetGlobalGenerator(gg); + + // do a configure + cm.SetHomeDirectory(srcdir); + cm.SetHomeOutputDirectory(bindir); + cm.SetStartDirectory(srcdir); + cm.SetStartOutputDirectory(bindir); + cm.SetCMakeCommand(cmakeCommand.c_str()); + cm.SetGeneratorToolset(this->GetCMakeInstance()->GetGeneratorToolset()); + cm.LoadCache(); + if(!gg->IsMultiConfig()) + { + if(const char* config = + this->GetDefinition("CMAKE_TRY_COMPILE_CONFIGURATION")) + { + // Tell the single-configuration generator which one to use. + // Add this before the user-provided CMake arguments in case + // one of the arguments is -DCMAKE_BUILD_TYPE=... + cm.AddCacheEntry("CMAKE_BUILD_TYPE", config, + "Build configuration", cmCacheManager::STRING); + } + } + // if cmake args were provided then pass them in + if (cmakeArgs) + { + // FIXME: Workaround to ignore unused CLI variables in try-compile. + // + // Ideally we should use SetArgs to honor options like --warn-unused-vars. + // However, there is a subtle problem when certain arguments are passed to + // a macro wrapping around try_compile or try_run that does not escape + // semicolons in its parameters but just passes ${ARGV} or ${ARGN}. In + // this case a list argument like "-DVAR=a;b" gets split into multiple + // cmake arguments "-DVAR=a" and "b". Currently SetCacheArgs ignores + // argument "b" and uses just "-DVAR=a", leading to a subtle bug in that + // the try_compile or try_run does not get the proper value of VAR. If we + // call SetArgs here then it would treat "b" as the source directory and + // cause an error such as "The source directory .../CMakeFiles/CMakeTmp/b + // does not exist", thus breaking the try_compile or try_run completely. + // + // Strictly speaking the bug is in the wrapper macro because the CMake + // language has always flattened nested lists and the macro should escape + // the semicolons in its arguments before forwarding them. However, this + // bug is so subtle that projects typically work anyway, usually because + // the value VAR=a is sufficient for the try_compile or try_run to get the + // correct result. Calling SetArgs here would break such projects that + // previously built. Instead we work around the issue by never reporting + // unused arguments and ignoring options such as --warn-unused-vars. + cm.SetWarnUnusedCli(false); + //cm.SetArgs(*cmakeArgs, true); + + cm.SetCacheArgs(*cmakeArgs); + } + // to save time we pass the EnableLanguage info directly + gg->EnableLanguagesFromGenerator + (this->LocalGenerator->GetGlobalGenerator(), this); + if(this->IsOn("CMAKE_SUPPRESS_DEVELOPER_WARNINGS")) + { + cm.AddCacheEntry("CMAKE_SUPPRESS_DEVELOPER_WARNINGS", + "TRUE", "", cmCacheManager::INTERNAL); + } + else + { + cm.AddCacheEntry("CMAKE_SUPPRESS_DEVELOPER_WARNINGS", + "FALSE", "", cmCacheManager::INTERNAL); + } + if (cm.Configure() != 0) + { + cmSystemTools::Error( + "Internal CMake error, TryCompile configure of cmake failed"); + // return to the original directory + cmSystemTools::ChangeDirectory(cwd.c_str()); + this->Internal->IsSourceFileTryCompile = false; + return 1; + } + + if (cm.Generate() != 0) + { + cmSystemTools::Error( + "Internal CMake error, TryCompile generation of cmake failed"); + // return to the original directory + cmSystemTools::ChangeDirectory(cwd.c_str()); + this->Internal->IsSourceFileTryCompile = false; + return 1; + } + + // finally call the generator to actually build the resulting project + int ret = + this->LocalGenerator->GetGlobalGenerator()->TryCompile(srcdir,bindir, + projectName, + targetName, + fast, + output, + this); + + cmSystemTools::ChangeDirectory(cwd.c_str()); + this->Internal->IsSourceFileTryCompile = false; + return ret; +} + +bool cmMakefile::GetIsSourceFileTryCompile() const +{ + return this->Internal->IsSourceFileTryCompile; +} + +cmake *cmMakefile::GetCMakeInstance() const +{ + if ( this->LocalGenerator && this->LocalGenerator->GetGlobalGenerator() ) + { + return this->LocalGenerator->GetGlobalGenerator()->GetCMakeInstance(); + } + return 0; +} + +#ifdef CMAKE_BUILD_WITH_CMAKE +cmVariableWatch *cmMakefile::GetVariableWatch() const +{ + if ( this->GetCMakeInstance() && + this->GetCMakeInstance()->GetVariableWatch() ) + { + return this->GetCMakeInstance()->GetVariableWatch(); + } + return 0; +} +#endif + +void cmMakefile::AddMacro(const char* name, const char* signature) +{ + if ( !name || !signature ) + { + return; + } + this->MacrosMap[name] = signature; +} + +void cmMakefile::GetListOfMacros(std::string& macros) +{ + StringStringMap::iterator it; + macros = ""; + int cc = 0; + for ( it = this->MacrosMap.begin(); it != this->MacrosMap.end(); ++it ) + { + if ( cc > 0 ) + { + macros += ";"; + } + macros += it->first; + cc ++; + } +} + +cmCacheManager *cmMakefile::GetCacheManager() const +{ + return this->GetCMakeInstance()->GetCacheManager(); +} + +void cmMakefile::DisplayStatus(const char* message, float s) +{ + cmake* cm = this->GetLocalGenerator()->GetGlobalGenerator() + ->GetCMakeInstance(); + if (cm->GetWorkingMode() == cmake::FIND_PACKAGE_MODE) + { + // don't output any STATUS message in FIND_PACKAGE_MODE, since they will + // directly be fed to the compiler, which will be confused. + return; + } + cm->UpdateProgress(message, s); +} + +std::string cmMakefile::GetModulesFile(const char* filename) +{ + std::string result; + + // We search the module always in CMAKE_ROOT and in CMAKE_MODULE_PATH, + // and then decide based on the policy setting which one to return. + // See CMP0017 for more details. + // The specific problem was that KDE 4.5.0 installs a + // FindPackageHandleStandardArgs.cmake which doesn't have the new features + // of FPHSA.cmake introduced in CMake 2.8.3 yet, and by setting + // CMAKE_MODULE_PATH also e.g. FindZLIB.cmake from cmake included + // FPHSA.cmake from kdelibs and not from CMake, and tried to use the + // new features, which were not there in the version from kdelibs, and so + // failed (" + std::string moduleInCMakeRoot; + std::string moduleInCMakeModulePath; + + // Always search in CMAKE_MODULE_PATH: + const char* cmakeModulePath = this->GetDefinition("CMAKE_MODULE_PATH"); + if(cmakeModulePath) + { + std::vector<std::string> modulePath; + cmSystemTools::ExpandListArgument(cmakeModulePath, modulePath); + + //Look through the possible module directories. + for(std::vector<std::string>::iterator i = modulePath.begin(); + i != modulePath.end(); ++i) + { + std::string itempl = *i; + cmSystemTools::ConvertToUnixSlashes(itempl); + itempl += "/"; + itempl += filename; + if(cmSystemTools::FileExists(itempl.c_str())) + { + moduleInCMakeModulePath = itempl; + break; + } + } + } + + // Always search in the standard modules location. + const char* cmakeRoot = this->GetDefinition("CMAKE_ROOT"); + if(cmakeRoot) + { + moduleInCMakeRoot = cmakeRoot; + moduleInCMakeRoot += "/Modules/"; + moduleInCMakeRoot += filename; + cmSystemTools::ConvertToUnixSlashes(moduleInCMakeRoot); + if(!cmSystemTools::FileExists(moduleInCMakeRoot.c_str())) + { + moduleInCMakeRoot = ""; + } + } + + // Normally, prefer the files found in CMAKE_MODULE_PATH. Only when the file + // from which we are being called is located itself in CMAKE_ROOT, then + // prefer results from CMAKE_ROOT depending on the policy setting. + result = moduleInCMakeModulePath; + if (result.size() == 0) + { + result = moduleInCMakeRoot; + } + + if ((moduleInCMakeModulePath.size()>0) && (moduleInCMakeRoot.size()>0)) + { + const char* currentFile = this->GetDefinition("CMAKE_CURRENT_LIST_FILE"); + if (currentFile && (strstr(currentFile, cmakeRoot) == currentFile)) + { + switch (this->GetPolicyStatus(cmPolicies::CMP0017)) + { + case cmPolicies::WARN: + { + cmOStringStream e; + e << "File " << currentFile << " includes " + << moduleInCMakeModulePath + << " (found via CMAKE_MODULE_PATH) which shadows " + << moduleInCMakeRoot << ". This may cause errors later on .\n" + << this->GetPolicies()->GetPolicyWarning(cmPolicies::CMP0017); + + this->IssueMessage(cmake::AUTHOR_WARNING, e.str()); + // break; // fall through to OLD behaviour + } + case cmPolicies::OLD: + result = moduleInCMakeModulePath; + break; + case cmPolicies::REQUIRED_IF_USED: + case cmPolicies::REQUIRED_ALWAYS: + case cmPolicies::NEW: + default: + result = moduleInCMakeRoot; + break; + } + } + } + + return result; +} + +void cmMakefile::ConfigureString(const std::string& input, + std::string& output, bool atOnly, + bool escapeQuotes) +{ + // Split input to handle one line at a time. + std::string::const_iterator lineStart = input.begin(); + while(lineStart != input.end()) + { + // Find the end of this line. + std::string::const_iterator lineEnd = lineStart; + while(lineEnd != input.end() && *lineEnd != '\n') + { + ++lineEnd; + } + + // Copy the line. + std::string line(lineStart, lineEnd); + + // Skip the newline character. + bool haveNewline = (lineEnd != input.end()); + if(haveNewline) + { + ++lineEnd; + } + + // Replace #cmakedefine instances. + if(this->cmDefineRegex.find(line)) + { + const char* def = + this->GetDefinition(this->cmDefineRegex.match(1).c_str()); + if(!cmSystemTools::IsOff(def)) + { + cmSystemTools::ReplaceString(line, "#cmakedefine", "#define"); + output += line; + } + else + { + output += "/* #undef "; + output += this->cmDefineRegex.match(1); + output += " */"; + } + } + else if(this->cmDefine01Regex.find(line)) + { + const char* def = + this->GetDefinition(this->cmDefine01Regex.match(1).c_str()); + cmSystemTools::ReplaceString(line, "#cmakedefine01", "#define"); + output += line; + if(!cmSystemTools::IsOff(def)) + { + output += " 1"; + } + else + { + output += " 0"; + } + } + else + { + output += line; + } + + if(haveNewline) + { + output += "\n"; + } + + // Move to the next line. + lineStart = lineEnd; + } + + // Perform variable replacements. + this->ExpandVariablesInString(output, escapeQuotes, true, + atOnly, 0, -1, true); +} + +int cmMakefile::ConfigureFile(const char* infile, const char* outfile, + bool copyonly, bool atOnly, bool escapeQuotes, + const cmNewLineStyle& newLine) +{ + int res = 1; + if ( !this->CanIWriteThisFile(outfile) ) + { + cmSystemTools::Error("Attempt to write file: ", + outfile, " into a source directory."); + return 0; + } + if ( !cmSystemTools::FileExists(infile) ) + { + cmSystemTools::Error("File ", infile, " does not exist."); + return 0; + } + std::string soutfile = outfile; + std::string sinfile = infile; + this->AddCMakeDependFile(infile); + cmSystemTools::ConvertToUnixSlashes(soutfile); + mode_t perm = 0; + cmSystemTools::GetPermissions(sinfile.c_str(), perm); + std::string::size_type pos = soutfile.rfind('/'); + if(pos != std::string::npos) + { + std::string path = soutfile.substr(0, pos); + cmSystemTools::MakeDirectory(path.c_str()); + } + + if(copyonly) + { + if ( !cmSystemTools::CopyFileIfDifferent(sinfile.c_str(), + soutfile.c_str())) + { + return 0; + } + } + else + { + std::string newLineCharacters; + std::ios_base::openmode omode = std::ios_base::out | std::ios_base::trunc; + if (newLine.IsValid()) + { + newLineCharacters = newLine.GetCharacters(); + omode |= std::ios::binary; + } + else + { + newLineCharacters = "\n"; + } + std::string tempOutputFile = soutfile; + tempOutputFile += ".tmp"; + std::ofstream fout(tempOutputFile.c_str(), omode); + if(!fout) + { + cmSystemTools::Error( + "Could not open file for write in copy operation ", + tempOutputFile.c_str()); + cmSystemTools::ReportLastSystemError(""); + return 0; + } + std::ifstream fin(sinfile.c_str()); + if(!fin) + { + cmSystemTools::Error("Could not open file for read in copy operation ", + sinfile.c_str()); + return 0; + } + + // now copy input to output and expand variables in the + // input file at the same time + std::string inLine; + std::string outLine; + while( cmSystemTools::GetLineFromStream(fin, inLine) ) + { + outLine = ""; + this->ConfigureString(inLine, outLine, atOnly, escapeQuotes); + fout << outLine.c_str() << newLineCharacters; + } + // close the files before attempting to copy + fin.close(); + fout.close(); + if ( !cmSystemTools::CopyFileIfDifferent(tempOutputFile.c_str(), + soutfile.c_str()) ) + { + res = 0; + } + else + { + cmSystemTools::SetPermissions(soutfile.c_str(), perm); + } + cmSystemTools::RemoveFile(tempOutputFile.c_str()); + } + return res; +} + +void cmMakefile::SetProperty(const char* prop, const char* value) +{ + if (!prop) + { + return; + } + + // handle special props + std::string propname = prop; + + if ( propname == "LINK_DIRECTORIES" ) + { + std::vector<std::string> varArgsExpanded; + if(value) + { + cmSystemTools::ExpandListArgument(value, varArgsExpanded); + } + this->SetLinkDirectories(varArgsExpanded); + return; + } + if (propname == "INCLUDE_DIRECTORIES") + { + this->IncludeDirectoriesEntries.clear(); + if (!value) + { + return; + } + cmListFileBacktrace lfbt; + this->GetBacktrace(lfbt); + this->IncludeDirectoriesEntries.push_back( + cmValueWithOrigin(value, lfbt)); + return; + } + + if ( propname == "INCLUDE_REGULAR_EXPRESSION" ) + { + this->SetIncludeRegularExpression(value); + return; + } + + if ( propname == "ADDITIONAL_MAKE_CLEAN_FILES" ) + { + // This property is not inherrited + if ( strcmp(this->GetCurrentDirectory(), + this->GetStartDirectory()) != 0 ) + { + return; + } + } + + this->Properties.SetProperty(prop,value,cmProperty::DIRECTORY); +} + +void cmMakefile::AppendProperty(const char* prop, const char* value, + bool asString) +{ + if (!prop) + { + return; + } + + // handle special props + std::string propname = prop; + + if (propname == "INCLUDE_DIRECTORIES") + { + cmListFileBacktrace lfbt; + this->GetBacktrace(lfbt); + this->IncludeDirectoriesEntries.push_back( + cmValueWithOrigin(value, lfbt)); + return; + } + if ( propname == "LINK_DIRECTORIES" ) + { + std::vector<std::string> varArgsExpanded; + cmSystemTools::ExpandListArgument(value, varArgsExpanded); + for(std::vector<std::string>::const_iterator vi = varArgsExpanded.begin(); + vi != varArgsExpanded.end(); ++vi) + { + this->AddLinkDirectory(vi->c_str()); + } + return; + } + + this->Properties.AppendProperty(prop,value,cmProperty::DIRECTORY,asString); +} + +const char *cmMakefile::GetPropertyOrDefinition(const char* prop) +{ + const char *ret = this->GetProperty(prop, cmProperty::DIRECTORY); + if (!ret) + { + ret = this->GetDefinition(prop); + } + return ret; +} + +const char *cmMakefile::GetProperty(const char* prop) +{ + return this->GetProperty(prop, cmProperty::DIRECTORY); +} + +const char *cmMakefile::GetProperty(const char* prop, + cmProperty::ScopeType scope) +{ + if(!prop) + { + return 0; + } + // watch for specific properties + static std::string output; + output = ""; + if (!strcmp("PARENT_DIRECTORY",prop)) + { + if(cmLocalGenerator* plg = this->LocalGenerator->GetParent()) + { + output = plg->GetMakefile()->GetStartDirectory(); + } + return output.c_str(); + } + else if (!strcmp("INCLUDE_REGULAR_EXPRESSION",prop) ) + { + output = this->GetIncludeRegularExpression(); + return output.c_str(); + } + else if (!strcmp("LISTFILE_STACK",prop)) + { + for (std::deque<cmStdString>::iterator i = this->ListFileStack.begin(); + i != this->ListFileStack.end(); ++i) + { + if (i != this->ListFileStack.begin()) + { + output += ";"; + } + output += *i; + } + return output.c_str(); + } + else if (!strcmp("VARIABLES",prop) || !strcmp("CACHE_VARIABLES",prop)) + { + int cacheonly = 0; + if ( !strcmp("CACHE_VARIABLES",prop) ) + { + cacheonly = 1; + } + std::vector<std::string> vars = this->GetDefinitions(cacheonly); + for (unsigned int cc = 0; cc < vars.size(); cc ++ ) + { + if ( cc > 0 ) + { + output += ";"; + } + output += vars[cc]; + } + return output.c_str(); + } + else if (!strcmp("MACROS",prop)) + { + this->GetListOfMacros(output); + return output.c_str(); + } + else if (!strcmp("DEFINITIONS",prop)) + { + output += this->DefineFlagsOrig; + return output.c_str(); + } + else if (!strcmp("LINK_DIRECTORIES",prop)) + { + cmOStringStream str; + for (std::vector<std::string>::const_iterator + it = this->GetLinkDirectories().begin(); + it != this->GetLinkDirectories().end(); + ++ it ) + { + if ( it != this->GetLinkDirectories().begin()) + { + str << ";"; + } + str << it->c_str(); + } + output = str.str(); + return output.c_str(); + } + else if (!strcmp("INCLUDE_DIRECTORIES",prop)) + { + std::string sep; + for (std::vector<cmValueWithOrigin>::const_iterator + it = this->IncludeDirectoriesEntries.begin(), + end = this->IncludeDirectoriesEntries.end(); + it != end; ++it) + { + output += sep; + output += it->Value; + sep = ";"; + } + return output.c_str(); + } + + bool chain = false; + const char *retVal = + this->Properties.GetPropertyValue(prop, scope, chain); + if (chain) + { + if(this->LocalGenerator->GetParent()) + { + return this->LocalGenerator->GetParent()->GetMakefile()-> + GetProperty(prop, scope); + } + return this->GetCMakeInstance()->GetProperty(prop,scope); + } + + return retVal; +} + +bool cmMakefile::GetPropertyAsBool(const char* prop) +{ + return cmSystemTools::IsOn(this->GetProperty(prop)); +} + +//---------------------------------------------------------------------------- +const char* cmMakefile::GetFeature(const char* feature, const char* config) +{ + // TODO: Define accumulation policy for features (prepend, append, replace). + // Currently we always replace. + if(config && *config) + { + std::string featureConfig = feature; + featureConfig += "_"; + featureConfig += cmSystemTools::UpperCase(config); + if(const char* value = this->GetProperty(featureConfig.c_str())) + { + return value; + } + } + if(const char* value = this->GetProperty(feature)) + { + return value; + } + if(cmLocalGenerator* parent = this->LocalGenerator->GetParent()) + { + return parent->GetMakefile()->GetFeature(feature, config); + } + return 0; +} + +cmTarget* cmMakefile::FindTarget(const char* name) +{ + cmTargets& tgts = this->GetTargets(); + + cmTargets::iterator i = tgts.find ( name ); + if ( i != tgts.end() ) + { + return &i->second; + } + + return 0; +} + +//---------------------------------------------------------------------------- +cmTest* cmMakefile::CreateTest(const char* testName) +{ + if ( !testName ) + { + return 0; + } + cmTest* test = this->GetTest(testName); + if ( test ) + { + return test; + } + test = new cmTest(this); + test->SetName(testName); + this->Tests[testName] = test; + return test; +} + +//---------------------------------------------------------------------------- +cmTest* cmMakefile::GetTest(const char* testName) const +{ + if(testName) + { + std::map<cmStdString, cmTest*>::const_iterator + mi = this->Tests.find(testName); + if(mi != this->Tests.end()) + { + return mi->second; + } + } + return 0; +} + +std::string cmMakefile::GetListFileStack() +{ + cmOStringStream tmp; + size_t depth = this->ListFileStack.size(); + if (depth > 0) + { + std::deque<cmStdString>::iterator it = this->ListFileStack.end(); + do + { + if (depth != this->ListFileStack.size()) + { + tmp << "\n "; + } + --it; + tmp << "["; + tmp << depth; + tmp << "]\t"; + tmp << *it; + depth--; + } + while (it != this->ListFileStack.begin()); + } + return tmp.str(); +} + + +void cmMakefile::PushScope() +{ + cmDefinitions* parent = &this->Internal->VarStack.top(); + const std::set<cmStdString>& init = this->Internal->VarInitStack.top(); + const std::set<cmStdString>& usage = this->Internal->VarUsageStack.top(); + this->Internal->VarStack.push(cmDefinitions(parent)); + this->Internal->VarInitStack.push(init); + this->Internal->VarUsageStack.push(usage); +} + +void cmMakefile::PopScope() +{ + cmDefinitions* current = &this->Internal->VarStack.top(); + std::set<cmStdString> init = this->Internal->VarInitStack.top(); + std::set<cmStdString> usage = this->Internal->VarUsageStack.top(); + const std::set<cmStdString>& locals = current->LocalKeys(); + // Remove initialization and usage information for variables in the local + // scope. + std::set<cmStdString>::const_iterator it = locals.begin(); + for (; it != locals.end(); ++it) + { + init.erase(*it); + if (!this->VariableUsed(it->c_str())) + { + this->CheckForUnused("out of scope", it->c_str()); + } + else + { + usage.erase(*it); + } + } + this->Internal->VarStack.pop(); + this->Internal->VarInitStack.pop(); + this->Internal->VarUsageStack.pop(); + // Push initialization and usage up to the parent scope. + it = init.begin(); + for (; it != init.end(); ++it) + { + this->Internal->VarInitStack.top().insert(*it); + } + it = usage.begin(); + for (; it != usage.end(); ++it) + { + this->Internal->VarUsageStack.top().insert(*it); + } +} + +void cmMakefile::RaiseScope(const char *var, const char *varDef) +{ + if (!var || !strlen(var)) + { + return; + } + + cmDefinitions& cur = this->Internal->VarStack.top(); + if(cmDefinitions* up = cur.GetParent()) + { + // First localize the definition in the current scope. + cur.Get(var); + + // Now update the definition in the parent scope. + up->Set(var, varDef); + } + else if(cmLocalGenerator* plg = this->LocalGenerator->GetParent()) + { + // Update the definition in the parent directory top scope. This + // directory's scope was initialized by the closure of the parent + // scope, so we do not need to localize the definition first. + cmMakefile* parent = plg->GetMakefile(); + if (varDef) + { + parent->AddDefinition(var, varDef); + } + else + { + parent->RemoveDefinition(var); + } + } + else + { + cmOStringStream m; + m << "Cannot set \"" << var << "\": current scope has no parent."; + this->IssueMessage(cmake::AUTHOR_WARNING, m.str()); + } +} + + +// define properties +void cmMakefile::DefineProperties(cmake *cm) +{ + cm->DefineProperty + ("ADDITIONAL_MAKE_CLEAN_FILES", cmProperty::DIRECTORY, + "Additional files to clean during the make clean stage.", + "A list of files that will be cleaned as a part of the " + "\"make clean\" stage. "); + + cm->DefineProperty + ("CLEAN_NO_CUSTOM", cmProperty::DIRECTORY, + "Should the output of custom commands be left.", + "If this is true then the outputs of custom commands for this " + "directory will not be removed during the \"make clean\" stage. "); + + cm->DefineProperty + ("LISTFILE_STACK", cmProperty::DIRECTORY, + "The current stack of listfiles being processed.", + "This property is mainly useful when trying to debug errors " + "in your CMake scripts. It returns a list of what list files " + "are currently being processed, in order. So if one listfile " + "does an INCLUDE command then that is effectively pushing " + "the included listfile onto the stack.", false); + + cm->DefineProperty + ("TEST_INCLUDE_FILE", cmProperty::DIRECTORY, + "A cmake file that will be included when ctest is run.", + "If you specify TEST_INCLUDE_FILE, that file will be " + "included and processed when ctest is run on the directory."); + + cm->DefineProperty + ("COMPILE_DEFINITIONS", cmProperty::DIRECTORY, + "Preprocessor definitions for compiling a directory's sources.", + "The COMPILE_DEFINITIONS property may be set to a " + "semicolon-separated list of preprocessor " + "definitions using the syntax VAR or VAR=value. Function-style " + "definitions are not supported. CMake will automatically escape " + "the value correctly for the native build system (note that CMake " + "language syntax may require escapes to specify some values). " + "This property may be set on a per-configuration basis using the name " + "COMPILE_DEFINITIONS_<CONFIG> where <CONFIG> is an upper-case name " + "(ex. \"COMPILE_DEFINITIONS_DEBUG\"). " + "This property will be initialized in each directory by its value " + "in the directory's parent.\n" + "CMake will automatically drop some definitions that " + "are not supported by the native build tool. " + "The VS6 IDE does not support definition values with spaces " + "(but NMake does).\n" + CM_DOCUMENT_COMPILE_DEFINITIONS_DISCLAIMER); + + cm->DefineProperty + ("COMPILE_DEFINITIONS_<CONFIG>", cmProperty::DIRECTORY, + "Per-configuration preprocessor definitions in a directory.", + "This is the configuration-specific version of COMPILE_DEFINITIONS. " + "This property will be initialized in each directory by its value " + "in the directory's parent.\n"); + + cm->DefineProperty + ("IMPLICIT_DEPENDS_INCLUDE_TRANSFORM", cmProperty::DIRECTORY, + "Specify #include line transforms for dependencies in a directory.", + "This property specifies rules to transform macro-like #include lines " + "during implicit dependency scanning of C and C++ source files. " + "The list of rules must be semicolon-separated with each entry of " + "the form \"A_MACRO(%)=value-with-%\" (the % must be literal). " + "During dependency scanning occurrences of A_MACRO(...) on #include " + "lines will be replaced by the value given with the macro argument " + "substituted for '%'. For example, the entry\n" + " MYDIR(%)=<mydir/%>\n" + "will convert lines of the form\n" + " #include MYDIR(myheader.h)\n" + "to\n" + " #include <mydir/myheader.h>\n" + "allowing the dependency to be followed.\n" + "This property applies to sources in all targets within a directory. " + "The property value is initialized in each directory by its value " + "in the directory's parent."); + + cm->DefineProperty + ("EXCLUDE_FROM_ALL", cmProperty::DIRECTORY, + "Exclude the directory from the all target of its parent.", + "A property on a directory that indicates if its targets are excluded " + "from the default build target. If it is not, then with a Makefile " + "for example typing make will cause the targets to be built. " + "The same concept applies to the default build of other generators.", + false); + + cm->DefineProperty + ("PARENT_DIRECTORY", cmProperty::DIRECTORY, + "Source directory that added current subdirectory.", + "This read-only property specifies the source directory that " + "added the current source directory as a subdirectory of the build. " + "In the top-level directory the value is the empty-string.", false); + + cm->DefineProperty + ("INCLUDE_REGULAR_EXPRESSION", cmProperty::DIRECTORY, + "Include file scanning regular expression.", + "This read-only property specifies the regular expression used " + "during dependency scanning to match include files that should " + "be followed. See the include_regular_expression command.", false); + + cm->DefineProperty + ("INTERPROCEDURAL_OPTIMIZATION", cmProperty::DIRECTORY, + "Enable interprocedural optimization for targets in a directory.", + "If set to true, enables interprocedural optimizations " + "if they are known to be supported by the compiler."); + + cm->DefineProperty + ("INTERPROCEDURAL_OPTIMIZATION_<CONFIG>", cmProperty::DIRECTORY, + "Per-configuration interprocedural optimization for a directory.", + "This is a per-configuration version of INTERPROCEDURAL_OPTIMIZATION. " + "If set, this property overrides the generic property " + "for the named configuration."); + + cm->DefineProperty + ("VARIABLES", cmProperty::DIRECTORY, + "List of variables defined in the current directory.", + "This read-only property specifies the list of CMake variables " + "currently defined. " + "It is intended for debugging purposes.", false); + + cm->DefineProperty + ("CACHE_VARIABLES", cmProperty::DIRECTORY, + "List of cache variables available in the current directory.", + "This read-only property specifies the list of CMake cache " + "variables currently defined. " + "It is intended for debugging purposes.", false); + + cm->DefineProperty + ("MACROS", cmProperty::DIRECTORY, + "List of macro commands available in the current directory.", + "This read-only property specifies the list of CMake macros " + "currently defined. " + "It is intended for debugging purposes. " + "See the macro command.", false); + + cm->DefineProperty + ("DEFINITIONS", cmProperty::DIRECTORY, + "For CMake 2.4 compatibility only. Use COMPILE_DEFINITIONS instead.", + "This read-only property specifies the list of flags given so far " + "to the add_definitions command. " + "It is intended for debugging purposes. " + "Use the COMPILE_DEFINITIONS instead.", false); + + cm->DefineProperty + ("INCLUDE_DIRECTORIES", cmProperty::DIRECTORY, + "List of preprocessor include file search directories.", + "This property specifies the list of directories given " + "so far to the include_directories command. " + "This property exists on directories and targets. " + "In addition to accepting values from the include_directories " + "command, values may be set directly on any directory or any " + "target using the set_property command. " + "A target gets its initial value for this property from the value " + "of the directory property. " + "A directory gets its initial value from its parent directory if " + "it has one. " + "Both directory and target property values are adjusted by calls " + "to the include_directories command." + "\n" + "The target property values are used by the generators to set " + "the include paths for the compiler. " + "See also the include_directories command."); + + cm->DefineProperty + ("LINK_DIRECTORIES", cmProperty::DIRECTORY, + "List of linker search directories.", + "This read-only property specifies the list of directories given " + "so far to the link_directories command. " + "It is intended for debugging purposes.", false); + + cm->DefineProperty + ("RULE_LAUNCH_COMPILE", cmProperty::DIRECTORY, + "Specify a launcher for compile rules.", + "See the global property of the same name for details. " + "This overrides the global property for a directory.", + true); + cm->DefineProperty + ("RULE_LAUNCH_LINK", cmProperty::DIRECTORY, + "Specify a launcher for link rules.", + "See the global property of the same name for details. " + "This overrides the global property for a directory.", + true); + cm->DefineProperty + ("RULE_LAUNCH_CUSTOM", cmProperty::DIRECTORY, + "Specify a launcher for custom rules.", + "See the global property of the same name for details. " + "This overrides the global property for a directory.", + true); + + cm->DefineProperty + ("VS_GLOBAL_SECTION_PRE_<section>", cmProperty::DIRECTORY, + "Specify a preSolution global section in Visual Studio.", + "Setting a property like this generates an entry of the following form " + "in the solution file:\n" + " GlobalSection(<section>) = preSolution\n" + " <contents based on property value>\n" + " EndGlobalSection\n" + "The property must be set to a semicolon-separated list of key=value " + "pairs. Each such pair will be transformed into an entry in the solution " + "global section. Whitespace around key and value is ignored. List " + "elements which do not contain an equal sign are skipped." + "\n" + "This property only works for Visual Studio 7 and above; it is ignored " + "on other generators. The property only applies when set on a directory " + "whose CMakeLists.txt contains a project() command."); + cm->DefineProperty + ("VS_GLOBAL_SECTION_POST_<section>", cmProperty::DIRECTORY, + "Specify a postSolution global section in Visual Studio.", + "Setting a property like this generates an entry of the following form " + "in the solution file:\n" + " GlobalSection(<section>) = postSolution\n" + " <contents based on property value>\n" + " EndGlobalSection\n" + "The property must be set to a semicolon-separated list of key=value " + "pairs. Each such pair will be transformed into an entry in the solution " + "global section. Whitespace around key and value is ignored. List " + "elements which do not contain an equal sign are skipped." + "\n" + "This property only works for Visual Studio 7 and above; it is ignored " + "on other generators. The property only applies when set on a directory " + "whose CMakeLists.txt contains a project() command." + "\n" + "Note that CMake generates postSolution sections ExtensibilityGlobals " + "and ExtensibilityAddIns by default. If you set the corresponding " + "property, it will override the default section. For example, setting " + "VS_GLOBAL_SECTION_POST_ExtensibilityGlobals will override the default " + "contents of the ExtensibilityGlobals section, while keeping " + "ExtensibilityAddIns on its default."); +} + +//---------------------------------------------------------------------------- +cmTarget* +cmMakefile::AddImportedTarget(const char* name, cmTarget::TargetType type, + bool global) +{ + // Create the target. + cmsys::auto_ptr<cmTarget> target(new cmTarget); + target->SetType(type, name); + target->SetMakefile(this); + target->MarkAsImported(); + + // Add to the set of available imported targets. + this->ImportedTargets[name] = target.get(); + if(global) + { + this->LocalGenerator->GetGlobalGenerator()->AddTarget(target.get()); + } + + // Transfer ownership to this cmMakefile object. + this->ImportedTargetsOwned.push_back(target.get()); + return target.release(); +} + +//---------------------------------------------------------------------------- +cmTarget* cmMakefile::FindTargetToUse(const char* name) +{ + // Look for an imported target. These take priority because they + // are more local in scope and do not have to be globally unique. + std::map<cmStdString, cmTarget*>::const_iterator + imported = this->ImportedTargets.find(name); + if(imported != this->ImportedTargets.end()) + { + return imported->second; + } + + // Look for a target built in this directory. + if(cmTarget* t = this->FindTarget(name)) + { + return t; + } + + // Look for a target built in this project. + return this->LocalGenerator->GetGlobalGenerator()->FindTarget(0, name); +} + +cmGeneratorTarget* cmMakefile::FindGeneratorTargetToUse(const char* name) +{ + cmTarget *t = this->FindTargetToUse(name); + return this->LocalGenerator->GetGlobalGenerator()->GetGeneratorTarget(t); +} + +//---------------------------------------------------------------------------- +bool cmMakefile::EnforceUniqueName(std::string const& name, std::string& msg, + bool isCustom) +{ + if(cmTarget* existing = this->FindTargetToUse(name.c_str())) + { + // The name given conflicts with an existing target. Produce an + // error in a compatible way. + if(existing->IsImported()) + { + // Imported targets were not supported in previous versions. + // This is new code, so we can make it an error. + cmOStringStream e; + e << "cannot create target \"" << name + << "\" because an imported target with the same name already exists."; + msg = e.str(); + return false; + } + else + { + // target names must be globally unique + switch (this->GetPolicyStatus(cmPolicies::CMP0002)) + { + case cmPolicies::WARN: + this->IssueMessage(cmake::AUTHOR_WARNING, this->GetPolicies()-> + GetPolicyWarning(cmPolicies::CMP0002)); + case cmPolicies::OLD: + return true; + case cmPolicies::REQUIRED_IF_USED: + case cmPolicies::REQUIRED_ALWAYS: + this->IssueMessage(cmake::FATAL_ERROR, + this->GetPolicies()->GetRequiredPolicyError(cmPolicies::CMP0002) + ); + return true; + case cmPolicies::NEW: + break; + } + + // The conflict is with a non-imported target. + // Allow this if the user has requested support. + cmake* cm = + this->LocalGenerator->GetGlobalGenerator()->GetCMakeInstance(); + if(isCustom && existing->GetType() == cmTarget::UTILITY && + this != existing->GetMakefile() && + cm->GetPropertyAsBool("ALLOW_DUPLICATE_CUSTOM_TARGETS")) + { + return true; + } + + // Produce an error that tells the user how to work around the + // problem. + cmOStringStream e; + e << "cannot create target \"" << name + << "\" because another target with the same name already exists. " + << "The existing target is "; + switch(existing->GetType()) + { + case cmTarget::EXECUTABLE: + e << "an executable "; + break; + case cmTarget::STATIC_LIBRARY: + e << "a static library "; + break; + case cmTarget::SHARED_LIBRARY: + e << "a shared library "; + break; + case cmTarget::MODULE_LIBRARY: + e << "a module library "; + break; + case cmTarget::UTILITY: + e << "a custom target "; + break; + default: break; + } + e << "created in source directory \"" + << existing->GetMakefile()->GetCurrentDirectory() << "\". " + << "See documentation for policy CMP0002 for more details."; + msg = e.str(); + return false; + } + } + return true; +} + +//---------------------------------------------------------------------------- +bool cmMakefile::EnforceUniqueDir(const char* srcPath, const char* binPath) +{ + // Make sure the binary directory is unique. + cmGlobalGenerator* gg = this->LocalGenerator->GetGlobalGenerator(); + if(gg->BinaryDirectoryIsNew(binPath)) + { + return true; + } + cmOStringStream e; + switch (this->GetPolicyStatus(cmPolicies::CMP0013)) + { + case cmPolicies::WARN: + // Print the warning. + e << this->GetPolicies()->GetPolicyWarning(cmPolicies::CMP0013) + << "\n" + << "The binary directory\n" + << " " << binPath << "\n" + << "is already used to build a source directory. " + << "This command uses it to build source directory\n" + << " " << srcPath << "\n" + << "which can generate conflicting build files. " + << "CMake does not support this use case but it used " + << "to work accidentally and is being allowed for " + << "compatibility."; + this->IssueMessage(cmake::AUTHOR_WARNING, e.str()); + case cmPolicies::OLD: + // OLD behavior does not warn. + return true; + case cmPolicies::REQUIRED_IF_USED: + case cmPolicies::REQUIRED_ALWAYS: + e << this->GetPolicies()->GetRequiredPolicyError(cmPolicies::CMP0013) + << "\n"; + case cmPolicies::NEW: + // NEW behavior prints the error. + e << "The binary directory\n" + << " " << binPath << "\n" + << "is already used to build a source directory. " + << "It cannot be used to build source directory\n" + << " " << srcPath << "\n" + << "Specify a unique binary directory name."; + this->IssueMessage(cmake::FATAL_ERROR, e.str()); + break; + } + + return false; +} + +//---------------------------------------------------------------------------- +cmPolicies::PolicyStatus +cmMakefile::GetPolicyStatus(cmPolicies::PolicyID id) +{ + // Get the current setting of the policy. + cmPolicies::PolicyStatus cur = this->GetPolicyStatusInternal(id); + + // If the policy is required to be set to NEW but is not, ignore the + // current setting and tell the caller. + if(cur != cmPolicies::NEW) + { + if(cur == cmPolicies::REQUIRED_ALWAYS || + cur == cmPolicies::REQUIRED_IF_USED) + { + return cur; + } + cmPolicies::PolicyStatus def = this->GetPolicies()->GetPolicyStatus(id); + if(def == cmPolicies::REQUIRED_ALWAYS || + def == cmPolicies::REQUIRED_IF_USED) + { + return def; + } + } + + // The current setting is okay. + return cur; +} + +//---------------------------------------------------------------------------- +cmPolicies::PolicyStatus +cmMakefile::GetPolicyStatusInternal(cmPolicies::PolicyID id) +{ + // Is the policy set in our stack? + for(PolicyStackType::reverse_iterator psi = this->PolicyStack.rbegin(); + psi != this->PolicyStack.rend(); ++psi) + { + PolicyStackEntry::const_iterator pse = psi->find(id); + if(pse != psi->end()) + { + return pse->second; + } + } + + // If we have a parent directory, recurse up to it. + if(this->LocalGenerator->GetParent()) + { + cmMakefile* parent = this->LocalGenerator->GetParent()->GetMakefile(); + return parent->GetPolicyStatusInternal(id); + } + + // The policy is not set. Use the default for this CMake version. + return this->GetPolicies()->GetPolicyStatus(id); +} + +bool cmMakefile::SetPolicy(const char *id, + cmPolicies::PolicyStatus status) +{ + cmPolicies::PolicyID pid; + if (!this->GetPolicies()->GetPolicyID(id, /* out */ pid)) + { + cmOStringStream e; + e << "Policy \"" << id << "\" is not known to this version of CMake."; + this->IssueMessage(cmake::FATAL_ERROR, e.str()); + return false; + } + return this->SetPolicy(pid,status); +} + +//---------------------------------------------------------------------------- +bool cmMakefile::SetPolicy(cmPolicies::PolicyID id, + cmPolicies::PolicyStatus status) +{ + // A REQUIRED_ALWAYS policy may be set only to NEW. + if(status != cmPolicies::NEW && + this->GetPolicies()->GetPolicyStatus(id) == + cmPolicies::REQUIRED_ALWAYS) + { + std::string msg = + this->GetPolicies()->GetRequiredAlwaysPolicyError(id); + this->IssueMessage(cmake::FATAL_ERROR, msg.c_str()); + return false; + } + + // Update the policy stack from the top to the top-most strong entry. + bool previous_was_weak = true; + for(PolicyStackType::reverse_iterator psi = this->PolicyStack.rbegin(); + previous_was_weak && psi != this->PolicyStack.rend(); ++psi) + { + (*psi)[id] = status; + previous_was_weak = psi->Weak; + } + + // Special hook for presenting compatibility variable as soon as + // the user requests it. + if(id == cmPolicies::CMP0001 && + (status == cmPolicies::WARN || status == cmPolicies::OLD)) + { + if(!(this->GetCacheManager() + ->GetCacheValue("CMAKE_BACKWARDS_COMPATIBILITY"))) + { + // Set it to 2.4 because that is the last version where the + // variable had meaning. + this->AddCacheDefinition + ("CMAKE_BACKWARDS_COMPATIBILITY", "2.4", + "For backwards compatibility, what version of CMake " + "commands and " + "syntax should this version of CMake try to support.", + cmCacheManager::STRING); + } + } + + return true; +} + +//---------------------------------------------------------------------------- +cmMakefile::PolicyPushPop::PolicyPushPop(cmMakefile* m, bool weak, + cmPolicies::PolicyMap const& pm): + Makefile(m), ReportError(true) +{ + this->Makefile->PushPolicy(weak, pm); + this->Makefile->PushPolicyBarrier(); +} + +//---------------------------------------------------------------------------- +cmMakefile::PolicyPushPop::~PolicyPushPop() +{ + this->Makefile->PopPolicyBarrier(this->ReportError); + this->Makefile->PopPolicy(); +} + +//---------------------------------------------------------------------------- +void cmMakefile::PushPolicy(bool weak, cmPolicies::PolicyMap const& pm) +{ + // Allocate a new stack entry. + this->PolicyStack.push_back(PolicyStackEntry(pm, weak)); +} + +//---------------------------------------------------------------------------- +void cmMakefile::PopPolicy() +{ + if(this->PolicyStack.size() > this->PolicyBarriers.back()) + { + this->PolicyStack.pop_back(); + } + else + { + this->IssueMessage(cmake::FATAL_ERROR, + "cmake_policy POP without matching PUSH"); + } +} + +//---------------------------------------------------------------------------- +void cmMakefile::PushPolicyBarrier() +{ + this->PolicyBarriers.push_back(this->PolicyStack.size()); +} + +//---------------------------------------------------------------------------- +void cmMakefile::PopPolicyBarrier(bool reportError) +{ + // Remove any extra entries pushed on the barrier. + PolicyStackType::size_type barrier = this->PolicyBarriers.back(); + while(this->PolicyStack.size() > barrier) + { + if(reportError) + { + this->IssueMessage(cmake::FATAL_ERROR, + "cmake_policy PUSH without matching POP"); + reportError = false; + } + this->PopPolicy(); + } + + // Remove the barrier. + this->PolicyBarriers.pop_back(); +} + +bool cmMakefile::SetPolicyVersion(const char *version) +{ + return this->GetCMakeInstance()->GetPolicies()-> + ApplyPolicyVersion(this,version); +} + +cmPolicies *cmMakefile::GetPolicies() +{ + if (!this->GetCMakeInstance()) + { + return 0; + } + return this->GetCMakeInstance()->GetPolicies(); +} + +//---------------------------------------------------------------------------- +void cmMakefile::RecordPolicies(cmPolicies::PolicyMap& pm) +{ + /* Record the setting of every policy. */ + typedef cmPolicies::PolicyID PolicyID; + for(PolicyID pid = cmPolicies::CMP0000; + pid != cmPolicies::CMPCOUNT; pid = PolicyID(pid+1)) + { + pm[pid] = this->GetPolicyStatus(pid); + } +} |