/*========================================================================= Program: CMake - Cross-Platform Makefile Generator Module: $RCSfile$ Language: C++ Date: $Date$ Version: $Revision$ Copyright (c) 2002 Kitware, Inc., Insight Consortium. All rights reserved. See Copyright.txt or http://www.cmake.org/HTML/Copyright.html for details. This software is distributed WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the above copyright notices for more information. =========================================================================*/ #include "cmMakefile.h" #include "cmCommand.h" #include "cmStandardIncludes.h" #include "cmSourceFile.h" #include "cmDirectory.h" #include "cmSystemTools.h" #include "cmGlobalGenerator.h" #include "cmLocalGenerator.h" #include "cmCommands.h" #include "cmCacheManager.h" #include "cmFunctionBlocker.h" #include "cmListFileCache.h" #include "cmVariableWatch.h" #include "cmake.h" #include // required for sprintf // default is not to be building executables cmMakefile::cmMakefile() { // Setup the default include file regular expression (match everything). m_IncludeFileRegularExpression = "^.*$"; // Setup the default include complaint regular expression (match nothing). m_ComplainFileRegularExpression = "^$"; // Source and header file extensions that we can handle m_SourceFileExtensions.push_back( "cxx" ); m_SourceFileExtensions.push_back( "cpp" ); m_SourceFileExtensions.push_back( "c" ); m_SourceFileExtensions.push_back( "M" ); m_SourceFileExtensions.push_back( "m" ); m_SourceFileExtensions.push_back( "mm" ); m_HeaderFileExtensions.push_back( "h" ); m_HeaderFileExtensions.push_back( "txx" ); m_HeaderFileExtensions.push_back( "in" ); m_DefineFlags = " "; m_LocalGenerator = 0; this->AddSourceGroup("", "^.*$"); this->AddSourceGroup("Source Files", "\\.(cpp|C|c|cxx|rc|def|r|odl|idl|hpj|bat)$"); this->AddSourceGroup("Header Files", "\\.(h|hh|hpp|hxx|hm|inl)$"); this->AddDefaultDefinitions(); } unsigned int cmMakefile::GetCacheMajorVersion() { if(!this->GetCacheManager()->GetCacheValue("CMAKE_CACHE_MAJOR_VERSION")) { return 0; } return atoi(this->GetCacheManager()->GetCacheValue("CMAKE_CACHE_MAJOR_VERSION")); } unsigned int cmMakefile::GetCacheMinorVersion() { if(!this->GetCacheManager()->GetCacheValue("Cmake_Cache_MINOR_VERSION")) { return 0; } return atoi(this->GetCacheManager()->GetCacheValue("CMAKE_CACHE_MINOR_VERSION")); } cmMakefile::~cmMakefile() { for(std::vector::iterator i = m_SourceFiles.begin(); i != m_SourceFiles.end(); ++i) { delete *i; } for(unsigned int i=0; i < m_UsedCommands.size(); i++) { delete m_UsedCommands[i]; } for(DataMap::const_iterator d = m_DataMap.begin(); d != m_DataMap.end(); ++d) { if(d->second) { delete d->second; } } std::list::iterator pos; for (pos = m_FunctionBlockers.begin(); pos != m_FunctionBlockers.end(); ++pos) { cmFunctionBlocker* b = *pos; delete b; } m_FunctionBlockers.clear(); } void cmMakefile::PrintStringVector(const char* s, const std::vector& v) const { std::cout << s << ": ( \n"; for(std::vector::const_iterator i = v.begin(); i != v.end(); ++i) { std::cout << (*i).c_str() << " "; } std::cout << " )\n"; } // call print on all the classes in the makefile void cmMakefile::Print() const { // print the class lists std::cout << "classes:\n"; std::cout << " m_Targets: "; for (cmTargets::const_iterator l = m_Targets.begin(); l != m_Targets.end(); l++) { std::cout << l->first << std::endl; } std::cout << " m_CurrentOutputDirectory; " << m_CurrentOutputDirectory.c_str() << std::endl; std::cout << " m_StartOutputDirectory; " << m_StartOutputDirectory.c_str() << std::endl; std::cout << " m_HomeOutputDirectory; " << m_HomeOutputDirectory.c_str() << std::endl; std::cout << " m_cmCurrentDirectory; " << m_cmCurrentDirectory.c_str() << std::endl; std::cout << " m_cmStartDirectory; " << m_cmStartDirectory.c_str() << std::endl; std::cout << " m_cmHomeDirectory; " << m_cmHomeDirectory.c_str() << std::endl; std::cout << " m_ProjectName; " << m_ProjectName.c_str() << std::endl; this->PrintStringVector("m_SubDirectories ", m_SubDirectories); this->PrintStringVector("m_IncludeDirectories;", m_IncludeDirectories); this->PrintStringVector("m_LinkDirectories", m_LinkDirectories); for( std::vector::const_iterator i = m_SourceGroups.begin(); i != m_SourceGroups.end(); ++i) { i->Print(); } } bool cmMakefile::CommandExists(const char* name) const { return this->GetCMakeInstance()->CommandExists(name); } bool cmMakefile::ExecuteCommand(const cmListFileFunction& lff) { bool result = true; // quick return if blocked if(this->IsFunctionBlocked(lff)) { // No error. return result; } std::string name = lff.m_Name; // execute the command cmCommand *rm = this->GetCMakeInstance()->GetCommand(name.c_str()); if(rm) { cmCommand* usedCommand = rm->Clone(); usedCommand->SetMakefile(this); bool keepCommand = false; if(usedCommand->GetEnabled()) { // if not running in inherit mode or // if the command is inherited then InitialPass it. if(!m_Inheriting || usedCommand->IsInherited()) { if(!usedCommand->InvokeInitialPass(lff.m_Arguments)) { cmOStringStream error; error << "Error in cmake code at\n" << lff.m_FilePath << ":" << lff.m_Line << ":\n" << usedCommand->GetError(); cmSystemTools::Error(error.str().c_str()); result = false; } else { // use the command keepCommand = true; m_UsedCommands.push_back(usedCommand); } } } // if the Cloned command was not used // then delete it if(!keepCommand) { delete usedCommand; } } else { cmOStringStream error; error << "Error in cmake code at\n" << lff.m_FilePath << ":" << lff.m_Line << ":\n" << "Unknown CMake command \"" << lff.m_Name.c_str() << "\"."; cmSystemTools::Error(error.str().c_str()); result = false; } return result; } // Parse the given CMakeLists.txt file into a list of classes. // Reads in current CMakeLists file and all parent CMakeLists files // executing all inherited commands in the parents // // if external is non-zero, this means that we have branched to grab some // commands from a remote list-file (that is, the equivalent of a // #include has been called). We DO NOT look at the parents of this // list-file, and for all other purposes, the name of this list-file // is "filename" and not "external". bool cmMakefile::ReadListFile(const char* filename, const char* external) { // used to watch for blockers going out of scope // e.g. mismatched IF statement std::set originalBlockers; // keep track of the current file being read if (filename) { if(m_cmCurrentListFile != filename) { m_cmCurrentListFile = filename; } // loop over current function blockers and record them std::list::iterator pos; for (pos = m_FunctionBlockers.begin(); pos != m_FunctionBlockers.end(); ++pos) { originalBlockers.insert(*pos); } } // if this is not a remote makefile // (if it were, this would be called from the "filename" call, // rather than the "external" call) if (!external) { // is there a parent CMakeLists file that does not go beyond the // Home directory? if so recurse and read in that List file std::string parentList = this->GetParentListFileName(filename); if (parentList != "") { std::string srcdir = m_cmCurrentDirectory; std::string bindir = m_CurrentOutputDirectory; std::string::size_type pos = parentList.rfind('/'); m_cmCurrentDirectory = parentList.substr(0, pos); m_CurrentOutputDirectory = m_HomeOutputDirectory + parentList.substr(m_cmHomeDirectory.size(), pos - m_cmHomeDirectory.size()); // if not found, oops if(pos == std::string::npos) { cmSystemTools::Error("Trailing slash not found"); } this->ReadListFile(parentList.c_str()); // restore the current directory m_cmCurrentDirectory = srcdir; m_CurrentOutputDirectory = bindir; } } // are we at the start CMakeLists file or are we processing a parent // lists file // // this might, or might not be true, irrespective if we are // off looking at an external makefile. m_Inheriting = (m_cmCurrentDirectory != m_cmStartDirectory); // Now read the input file const char *filenametoread= filename; if( external) { filenametoread= external; } // 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 && m_cmCurrentDirectory == m_cmHomeDirectory) { if(cmSystemTools::LowerCase( cmSystemTools::GetFilenameName(filename)) == "cmakelists.txt") { requireProjectCommand = true; } } cmListFile* lf = cmListFileCache::GetInstance()->GetFileCache(filenametoread, requireProjectCommand); if(!lf) { return false; } // add this list file to the list of dependencies m_ListFiles.push_back( filenametoread); const size_t numberFunctions = lf->m_Functions.size(); for(size_t i =0; i < numberFunctions; ++i) { this->ExecuteCommand(lf->m_Functions[i]); } // send scope ended to and funciton blockers if (filename) { // loop over all function blockers to see if any block this command std::list::iterator pos; for (pos = m_FunctionBlockers.begin(); pos != m_FunctionBlockers.end(); ++pos) { // if this blocker was not in the original then send a // scope ended message if (originalBlockers.find(*pos) == originalBlockers.end()) { (*pos)->ScopeEnded(*this); } } } return true; } void cmMakefile::AddCommand(cmCommand* wg) { this->GetCMakeInstance()->AddCommand(wg); } // Set the make file void cmMakefile::SetLocalGenerator(cmLocalGenerator* lg) { m_LocalGenerator = lg; } void cmMakefile::FinalPass() { // do all the variable expansions here this->ExpandVariables(); // give all the commands a chance to do something // after the file has been parsed before generation for(std::vector::iterator i = m_UsedCommands.begin(); i != m_UsedCommands.end(); ++i) { (*i)->FinalPass(); } } // Generate the output file void cmMakefile::ConfigureFinalPass() { this->FinalPass(); const char* versionValue = this->GetDefinition("CMAKE_MINIMUM_REQUIRED_VERSION"); bool oldVersion = (!versionValue || atof(versionValue) < 1.4); // merge libraries for (cmTargets::iterator l = m_Targets.begin(); l != m_Targets.end(); l++) { l->second.GenerateSourceFilesFromSourceLists(*this); // pick up any LINK_LIBRARIES that were added after the target if(oldVersion) { this->AddGlobalLinkInformation(l->first.c_str(), l->second); } l->second.AnalyzeLibDependencies(*this); } } void cmMakefile::AddCustomCommand(const char* source, const char* command, const std::vector& commandArgs, const std::vector& depends, const std::vector& outputs, const char *target, const char *comment) { // find the target, if (m_Targets.find(target) != m_Targets.end()) { std::string expandC = command; this->ExpandVariablesInString(expandC); std::string c = cmSystemTools::EscapeSpaces(expandC.c_str()); std::string combinedArgs; unsigned int i; for (i = 0; i < commandArgs.size(); ++i) { combinedArgs += cmSystemTools::EscapeSpaces(commandArgs[i].c_str()); combinedArgs += " "; } cmCustomCommand cc(source,c.c_str(),combinedArgs.c_str(),depends,outputs); if ( comment && comment[0] ) { cc.SetComment(comment); } m_Targets[target].GetCustomCommands().push_back(cc); std::string cacheCommand = command; this->ExpandVariablesInString(cacheCommand); if(this->GetCacheManager()->GetCacheValue(cacheCommand.c_str())) { m_Targets[target].AddUtility( this->GetCacheManager()->GetCacheValue(cacheCommand.c_str())); } } } void cmMakefile::AddCustomCommand(const char* source, const char* command, const std::vector& commandArgs, const std::vector& depends, const char* output, const char *target) { std::vector outputs; outputs.push_back(output); this->AddCustomCommand(source, command, commandArgs, depends, outputs, target); } void cmMakefile::AddDefineFlag(const char* flag) { m_DefineFlags += " "; m_DefineFlags += flag; } void cmMakefile::AddLinkLibrary(const char* lib, cmTarget::LinkLibraryType llt) { m_LinkLibraries.push_back( std::pair(lib,llt)); } void cmMakefile::AddLinkLibraryForTarget(const char *target, const char* lib, cmTarget::LinkLibraryType llt) { cmTargets::iterator i = m_Targets.find(target); if ( i != m_Targets.end()) { i->second.AddLinkLibrary( *this, target, lib, llt ); } else { cmSystemTools::Error("Attempt to add link libraries to non-existant target: ", target, " for lib ", lib); } } void cmMakefile::AddLinkDirectoryForTarget(const char *target, const char* d) { cmTargets::iterator i = m_Targets.find(target); if ( i != m_Targets.end()) { i->second.AddLinkDirectory( d ); } else { cmSystemTools::Error("Attempt to add link directories to non-existant 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. // remove trailing slashes if(dir && dir[strlen(dir)-1] == '/') { std::string newdir = dir; newdir = newdir.substr(0, newdir.size()-1); if(std::find(m_LinkDirectories.begin(), m_LinkDirectories.end(), newdir.c_str()) == m_LinkDirectories.end()) { m_LinkDirectories.push_back(newdir); } } else { if(std::find(m_LinkDirectories.begin(), m_LinkDirectories.end(), dir) == m_LinkDirectories.end()) { m_LinkDirectories.push_back(dir); } } } void cmMakefile::AddSubDirectory(const char* sub) { m_SubDirectories.push_back(sub); } void cmMakefile::AddIncludeDirectory(const char* inc, bool before) { // Don't add an include 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 include path. if(std::find(m_IncludeDirectories.begin(), m_IncludeDirectories.end(), inc) == m_IncludeDirectories.end()) { if (before) { // WARNING: this *is* expensive (linear time) since it's a vector m_IncludeDirectories.insert(m_IncludeDirectories.begin(), inc); } else { m_IncludeDirectories.push_back(inc); } } } void cmMakefile::AddDefinition(const char* name, const char* value) { if (!value ) { return; } m_Definitions.erase( DefinitionMap::key_type(name)); m_Definitions.insert(DefinitionMap::value_type(name, value)); cmVariableWatch* vv = this->GetVariableWatch(); if ( vv ) { vv->VariableAccessed(name, cmVariableWatch::VARIABLE_MODIFIED_ACCESS); } } void cmMakefile::AddCacheDefinition(const char* name, const char* value, const char* doc, cmCacheManager::CacheEntryType type) { this->GetCacheManager()->AddCacheEntry(name, value, doc, type); this->AddDefinition(name, value); } void cmMakefile::AddDefinition(const char* name, bool value) { if(value) { m_Definitions.erase( DefinitionMap::key_type(name)); m_Definitions.insert(DefinitionMap::value_type(name, "ON")); } else { m_Definitions.erase( DefinitionMap::key_type(name)); m_Definitions.insert(DefinitionMap::value_type(name, "OFF")); } cmVariableWatch* vv = this->GetVariableWatch(); if ( vv ) { vv->VariableAccessed(name, cmVariableWatch::VARIABLE_MODIFIED_ACCESS); } } void cmMakefile::AddCacheDefinition(const char* name, bool value, const char* doc) { this->GetCacheManager()->AddCacheEntry(name, value, doc); this->AddDefinition(name, value); } void cmMakefile::RemoveDefinition(const char* name) { m_Definitions.erase(DefinitionMap::key_type(name)); cmVariableWatch* vv = this->GetVariableWatch(); if ( vv ) { vv->VariableAccessed(name, cmVariableWatch::VARIABLE_REMOVED_ACCESS); } } void cmMakefile::SetProjectName(const char* p) { m_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::INSTALL_FILES: case cmTarget::INSTALL_PROGRAMS: return; default:; } std::vector::iterator j; for(j = m_LinkDirectories.begin(); j != m_LinkDirectories.end(); ++j) { target.AddLinkDirectory(j->c_str()); } target.MergeLinkLibraries( *this, name, m_LinkLibraries ); } void cmMakefile::AddLibrary(const char* lname, int shared, const std::vector &srcs) { cmTarget target; switch (shared) { case 0: target.SetType(cmTarget::STATIC_LIBRARY); break; case 1: target.SetType(cmTarget::SHARED_LIBRARY); break; case 2: target.SetType(cmTarget::MODULE_LIBRARY); break; default: target.SetType(cmTarget::STATIC_LIBRARY); } // Clear its dependencies. Otherwise, dependencies might persist // over changes in CMakeLists.txt, making the information stale and // hence useless. target.ClearDependencyInformation( *this, lname ); target.SetInAll(true); target.GetSourceLists() = srcs; this->AddGlobalLinkInformation(lname, target); m_Targets.insert(cmTargets::value_type(lname,target)); // Add an entry into the cache std::string libPath = lname; libPath += "_CMAKE_PATH"; this->GetCacheManager()-> AddCacheEntry(libPath.c_str(), this->GetCurrentOutputDirectory(), "Path to a library", cmCacheManager::INTERNAL); // Add an entry into the cache std::string ltname = lname; ltname += "_LIBRARY_TYPE"; switch (shared) { case 0: this->GetCacheManager()->AddCacheEntry(ltname.c_str(),"STATIC", "Whether a library is static, shared or module.", cmCacheManager::INTERNAL); break; case 1: this->GetCacheManager()-> AddCacheEntry(ltname.c_str(), "SHARED", "Whether a library is static, shared or module.", cmCacheManager::INTERNAL); break; case 2: this->GetCacheManager()-> AddCacheEntry(ltname.c_str(), "MODULE", "Whether a library is static, shared or module.", cmCacheManager::INTERNAL); break; default: this->GetCacheManager()-> AddCacheEntry(ltname.c_str(), "STATIC", "Whether a library is static, shared or module.", cmCacheManager::INTERNAL); } } void cmMakefile::AddExecutable(const char *exeName, const std::vector &srcs) { this->AddExecutable(exeName,srcs,false); } void cmMakefile::AddExecutable(const char *exeName, const std::vector &srcs, bool win32) { cmTarget target; if (win32) { target.SetType(cmTarget::WIN32_EXECUTABLE); } else { target.SetType(cmTarget::EXECUTABLE); } target.SetInAll(true); target.GetSourceLists() = srcs; this->AddGlobalLinkInformation(exeName, target); m_Targets.insert(cmTargets::value_type(exeName,target)); // Add an entry into the cache std::string exePath = exeName; exePath += "_CMAKE_PATH"; this->GetCacheManager()-> AddCacheEntry(exePath.c_str(), this->GetCurrentOutputDirectory(), "Path to an executable", cmCacheManager::INTERNAL); } void cmMakefile::AddUtilityCommand(const char* utilityName, const char* command, const char* arguments, bool all) { std::vector empty; this->AddUtilityCommand(utilityName,command,arguments,all, empty,empty); } void cmMakefile::AddUtilityCommand(const char* utilityName, const char* command, const char* arguments, bool all, const std::vector &dep, const std::vector &out) { cmTarget target; target.SetType(cmTarget::UTILITY); target.SetInAll(all); cmCustomCommand cc(utilityName, command, arguments, dep, out); target.GetCustomCommands().push_back(cc); m_Targets.insert(cmTargets::value_type(utilityName,target)); } cmSourceGroup* cmMakefile::GetSourceGroup(const char* name) { // First see if the group exists. If so, replace its regular expression. for(std::vector::iterator sg = m_SourceGroups.begin(); sg != m_SourceGroups.end(); ++sg) { std::string sgName = sg->GetName(); if(sgName == name) { return &(*sg); } } return 0; } void cmMakefile::AddSourceGroup(const char* name, const char* regex) { // First see if the group exists. If so, replace its regular expression. for(std::vector::iterator sg = m_SourceGroups.begin(); sg != m_SourceGroups.end(); ++sg) { std::string sgName = sg->GetName(); if(sgName == name) { 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; } } // The group doesn't exist. Add it. m_SourceGroups.push_back(cmSourceGroup(name, regex)); } void cmMakefile::AddExtraDirectory(const char* dir) { m_AuxSourceDirectories.push_back(dir); } // return the file name for the parent CMakeLists file to the // one passed in. Zero is returned if the CMakeLists file is the // one in the home directory or if for some reason a parent cmake lists // file cannot be found. std::string cmMakefile::GetParentListFileName(const char *currentFileName) { // extract the directory name std::string parentFile; std::string listsDir = currentFileName; std::string::size_type pos = listsDir.rfind('/'); // if we could not find the directory return 0 if(pos == std::string::npos) { return parentFile; } listsDir = listsDir.substr(0, pos); // if we are in the home directory then stop, return 0 if(m_cmHomeDirectory == listsDir) { return parentFile; } // is there a parent directory we can check pos = listsDir.rfind('/'); // if we could not find the directory return 0 if(pos == std::string::npos) { return parentFile; } listsDir = listsDir.substr(0, pos); // is there a CMakeLists.txt file in the parent directory ? parentFile = listsDir; parentFile += "/CMakeLists.txt"; while(!cmSystemTools::FileExists(parentFile.c_str())) { // There is no CMakeLists.txt file in the parent directory. This // can occur when coming out of a subdirectory resulting from a // SUBDIRS(Foo/Bar) command (coming out of Bar into Foo). Try // walking up until a CMakeLists.txt is found or the home // directory is hit. // if we are in the home directory then stop, return 0 if(m_cmHomeDirectory == listsDir) { return ""; } // is there a parent directory we can check pos = listsDir.rfind('/'); // if we could not find the directory return 0 if(pos == std::string::npos) { return ""; } listsDir = listsDir.substr(0, pos); parentFile = listsDir; parentFile += "/CMakeLists.txt"; } return parentFile; } // expance CMAKE_BINARY_DIR and CMAKE_SOURCE_DIR in the // include and library directories. void cmMakefile::ExpandVariables() { // Now expand variables in the include and link strings for(std::vector::iterator d = m_IncludeDirectories.begin(); d != m_IncludeDirectories.end(); ++d) { this->ExpandVariablesInString(*d); } for(std::vector::iterator d = m_LinkDirectories.begin(); d != m_LinkDirectories.end(); ++d) { this->ExpandVariablesInString(*d); } for(cmTarget::LinkLibraries::iterator l = m_LinkLibraries.begin(); l != m_LinkLibraries.end(); ++l) { this->ExpandVariablesInString(l->first); } } bool cmMakefile::IsOn(const char* name) const { const char* value = this->GetDefinition(name); return cmSystemTools::IsOn(value); } const char* cmMakefile::GetDefinition(const char* name) const { const char* def = 0; DefinitionMap::const_iterator pos = m_Definitions.find(name); if(pos != m_Definitions.end()) { def = (*pos).second.c_str(); } else { def = this->GetCacheManager()->GetCacheValue(name); } cmVariableWatch* vv = this->GetVariableWatch(); if ( vv ) { if ( def ) { vv->VariableAccessed(name, cmVariableWatch::VARIABLE_READ_ACCESS); } else { // are unknown access allowed DefinitionMap::const_iterator pos2 = m_Definitions.find("CMAKE_ALLOW_UNKNOWN_VARIABLE_READ_ACCESS"); if (pos2 != m_Definitions.end() && cmSystemTools::IsOn((*pos2).second.c_str())) { vv->VariableAccessed(name, cmVariableWatch::ALLOWED_UNKNOWN_VARIABLE_READ_ACCESS); } else { vv->VariableAccessed(name, cmVariableWatch:: UNKNOWN_VARIABLE_READ_ACCESS); } } } return def; } const char *cmMakefile::ExpandVariablesInString(std::string& source) const { return this->ExpandVariablesInString(source, false); } const char *cmMakefile::ExpandVariablesInString(std::string& source, bool escapeQuotes, bool atOnly) const { // 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. // start by look for $ or @ in the string std::string::size_type markerPos; if(atOnly) { markerPos = source.find_first_of("@"); } else { markerPos = source.find_first_of("$@"); } // if not found, or found as the last character, then leave quickly as // nothing needs to be expanded if((markerPos == std::string::npos) || (markerPos >= source.size()-1)) { return source.c_str(); } // current position std::string::size_type currentPos =0; // start at 0 std::string result; // string with replacements // go until the the end of the string while((markerPos != std::string::npos) && (markerPos < source.size()-1)) { // grab string from currentPos to the start of the variable // and add it to the result result += source.substr(currentPos, markerPos - currentPos); char endVariableMarker; // what is the end of the variable @ or } int markerStartSize = 1; // size of the start marker 1 or 2 or 5 if(!atOnly && source[markerPos] == '$') { // ${var} case if(source[markerPos+1] == '{') { endVariableMarker = '}'; markerStartSize = 2; } // $ENV{var} case else if(markerPos+4 < source.size() && source[markerPos+4] == '{' && !source.substr(markerPos+1, 3).compare("ENV")) { endVariableMarker = '}'; markerStartSize = 5; } else { // bogus $ with no { so add $ to result and move on result += '$'; // add bogus $ back into string currentPos = markerPos+1; // move on endVariableMarker = ' '; // set end var to space so we can tell bogus } } else { // @VAR case endVariableMarker = '@'; } // if it was a valid variable (started with @ or ${ or $ENV{ ) if(endVariableMarker != ' ') { markerPos += markerStartSize; // move past marker // find the end variable marker starting at the markerPos std::string::size_type endVariablePos = source.find(endVariableMarker, markerPos); if(endVariablePos == std::string::npos) { // no end marker found so add the bogus start if(endVariableMarker == '@') { result += '@'; } else { result += (markerStartSize == 5 ? "$ENV{" : "${"); } currentPos = markerPos; } else { // good variable remove it std::string var = source.substr(markerPos, endVariablePos - markerPos); bool found = false; if (markerStartSize == 5) // $ENV{ { char *ptr = getenv(var.c_str()); if (ptr) { if (escapeQuotes) { result += cmSystemTools::EscapeQuotes(ptr); } else { result += ptr; } found = true; } } else { const char* lookup = this->GetDefinition(var.c_str()); if(lookup) { if (escapeQuotes) { result += cmSystemTools::EscapeQuotes(lookup); } else { result += lookup; } found = true; } } // if found add to result, if not, then it gets blanked if (!found) { // if no definition is found then add the var back if(endVariableMarker == '@') { result += "@"; result += var; result += "@"; } // do nothing, we remove the variable /* else { result += (markerStartSize == 5 ? "$ENV{" : "${"); result += var; result += "}"; } */ } // lookup var, and replace it currentPos = endVariablePos+1; } } if(atOnly) { markerPos = source.find_first_of("@", currentPos); } else { markerPos = source.find_first_of("$@", currentPos); } } result += source.substr(currentPos); // pick up the rest of the string source = result; return source.c_str(); } void cmMakefile::RemoveVariablesInString(std::string& source, bool atOnly) const { if(!atOnly) { cmRegularExpression var("(\\${[A-Za-z_0-9]*})"); while (var.find(source)) { source.erase(var.start(),var.end() - var.start()); } } if(!atOnly) { cmRegularExpression varb("(\\$ENV{[A-Za-z_0-9]*})"); while (varb.find(source)) { source.erase(varb.start(),varb.end() - varb.start()); } } cmRegularExpression 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() { #if defined(_WIN32) || defined(__CYGWIN__) this->AddDefinition("WIN32", "1"); #else this->AddDefinition("UNIX", "1"); #endif // Cygwin is more like unix so enable the unix commands #if defined(__CYGWIN__) this->AddDefinition("UNIX", "1"); this->AddDefinition("CYGWIN", "1"); #endif #if defined(__APPLE__) this->AddDefinition("APPLE", "1"); #endif char temp[1024]; sprintf(temp, "%d", cmMakefile::GetMinorVersion()); this->AddDefinition("CMAKE_MINOR_VERSION", temp); sprintf(temp, "%d", cmMakefile::GetMajorVersion()); this->AddDefinition("CMAKE_MAJOR_VERSION", temp); } /** * 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 &groups) { std::string file = source; std::string::size_type pos = file.rfind('/'); if(pos != std::string::npos) { file = file.substr(pos, file.length()-pos); } for(std::vector::reverse_iterator sg = groups.rbegin(); sg != groups.rend(); ++sg) { if(sg->Matches(file.c_str())) { return *sg; } } // Shouldn't get here, but just in case, return the default group. return groups.front(); } bool cmMakefile::IsFunctionBlocked(const cmListFileFunction& lff) { // if there are no blockers get out of here if (m_FunctionBlockers.begin() == m_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::list::reverse_iterator pos; for (pos = m_FunctionBlockers.rbegin(); pos != m_FunctionBlockers.rend(); ++pos) { if((*pos)->IsFunctionBlocked(lff, *this)) { return true; } } return false; } void cmMakefile::ExpandArguments( std::vector const& inArgs, std::vector& outArgs) { std::vector::const_iterator i; for(i = inArgs.begin(); i != inArgs.end(); ++i) { // Expand the variables in the argument. std::string value = i->Value; this->ExpandVariablesInString(value); // 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); } } } void cmMakefile::RemoveFunctionBlocker(const cmListFileFunction& lff) { // loop over all function blockers to see if any block this command std::list::reverse_iterator pos; for (pos = m_FunctionBlockers.rbegin(); pos != m_FunctionBlockers.rend(); ++pos) { if ((*pos)->ShouldRemove(lff, *this)) { cmFunctionBlocker* b = *pos; m_FunctionBlockers.remove(b); delete b; break; } } return; } void cmMakefile::SetHomeDirectory(const char* dir) { m_cmHomeDirectory = dir; cmSystemTools::ConvertToUnixSlashes(m_cmHomeDirectory); this->AddDefinition("CMAKE_SOURCE_DIR", this->GetHomeDirectory()); } void cmMakefile::SetHomeOutputDirectory(const char* lib) { m_HomeOutputDirectory = lib; cmSystemTools::ConvertToUnixSlashes(m_HomeOutputDirectory); this->AddDefinition("CMAKE_BINARY_DIR", this->GetHomeOutputDirectory()); } /** * Register the given cmData instance with its own name. */ void cmMakefile::RegisterData(cmData* data) { std::string name = data->GetName(); DataMap::const_iterator d = m_DataMap.find(name); if((d != m_DataMap.end()) && (d->second != 0) && (d->second != data)) { delete d->second; } m_DataMap[name] = data; } /** * Register the given cmData instance with the given name. This can be used * to register a NULL pointer. */ void cmMakefile::RegisterData(const char* name, cmData* data) { DataMap::const_iterator d = m_DataMap.find(name); if((d != m_DataMap.end()) && (d->second != 0) && (d->second != data)) { delete d->second; } m_DataMap[name] = data; } /** * Lookup a cmData instance previously registered with the given name. If * the instance cannot be found, return NULL. */ cmData* cmMakefile::LookupData(const char* name) const { DataMap::const_iterator d = m_DataMap.find(name); if(d != m_DataMap.end()) { return d->second; } else { return 0; } } cmSourceFile* cmMakefile::GetSource(const char* sourceName) const { std::string s = cmSystemTools::GetFilenameName(sourceName); std::string ext; std::string::size_type pos = s.rfind('.'); if(pos != std::string::npos) { ext = s.substr(pos+1, s.size() - pos-1); s = s.substr(0, pos); } for(std::vector::const_iterator i = m_SourceFiles.begin(); i != m_SourceFiles.end(); ++i) { if ((*i)->GetSourceName() == s) { if ((ext.size() == 0 || (ext == (*i)->GetSourceExtension()))) { return *i; } } } return 0; } cmSourceFile* cmMakefile::AddSource(cmSourceFile const&sf) { // check to see if it exists cmSourceFile* ret = this->GetSource(sf.GetSourceName().c_str()); if(ret && ret->GetSourceExtension() == sf.GetSourceExtension()) { return ret; } ret = new cmSourceFile(sf); m_SourceFiles.push_back(ret); return ret; } void cmMakefile::EnableLanguage(const char* lang) { m_LocalGenerator->GetGlobalGenerator()->EnableLanguage(lang, this); } void cmMakefile::ExpandSourceListArguments( std::vector const& arguments, std::vector& newargs, unsigned int start) { // first figure out if we need to handle version 1.2 style source lists int oldVersion = 1; const char* versionValue = this->GetDefinition("CMAKE_MINIMUM_REQUIRED_VERSION"); if (versionValue && atof(versionValue) > 1.2) { oldVersion = 0; } // now expand the args unsigned int i; for(i = 0; i < arguments.size(); ++i) { // is the arg defined ?, if so use the def const char *def = this->GetDefinition(arguments[i].c_str()); if (def && oldVersion && i >= start) { // Definition lookup could result in a list that needs to be // expanded. cmSystemTools::ExpandListArgument(def, newargs); } else { // 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, const std::vector *cmakeArgs, std::string *output) { // 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(m_LocalGenerator->GetGlobalGenerator()->GetName()); if (!gg) { cmSystemTools::Error( "Internal CMake error, TryCompile bad GlobalGenerator"); // return to the original directory cmSystemTools::ChangeDirectory(cwd.c_str()); 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.LoadCache(); // if cmake args were provided then pass them in if (cmakeArgs) { cm.SetCacheArgs(*cmakeArgs); } // to save time we pass the EnableLanguage info directly gg->EnableLanguagesFromGenerator(m_LocalGenerator->GetGlobalGenerator()); if (cm.Configure() != 0) { cmSystemTools::Error( "Internal CMake error, TryCompile configure of cmake failed"); // return to the original directory cmSystemTools::ChangeDirectory(cwd.c_str()); 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()); return 1; } // finally call the generator to actually build the resulting project int ret = m_LocalGenerator->GetGlobalGenerator()->TryCompile(srcdir,bindir, projectName, targetName, output); cmSystemTools::ChangeDirectory(cwd.c_str()); return ret; } cmake *cmMakefile::GetCMakeInstance() const { if ( m_LocalGenerator && m_LocalGenerator->GetGlobalGenerator() ) { return m_LocalGenerator->GetGlobalGenerator()->GetCMakeInstance(); } return 0; } cmVariableWatch *cmMakefile::GetVariableWatch() const { if ( this->GetCMakeInstance() && this->GetCMakeInstance()->GetVariableWatch() ) { return this->GetCMakeInstance()->GetVariableWatch(); } return 0; } cmCacheManager *cmMakefile::GetCacheManager() const { return this->GetCMakeInstance()->GetCacheManager(); } bool cmMakefile::GetLocal() const { return this->GetCMakeInstance()->GetLocal(); } void cmMakefile::DisplayStatus(const char* message, float s) { this->GetLocalGenerator()->GetGlobalGenerator() ->GetCMakeInstance()->UpdateProgress(message, s); } /** * Find the library with the given name. Searches the given path and then * the system search path. Returns the full path to the library if it is * found. Otherwise, the empty string is returned. */ std::string cmMakefile::FindLibrary(const char* name, const std::vector& userPaths) { // See if the executable exists as written. if(cmSystemTools::FileExists(name)) { return cmSystemTools::CollapseFullPath(name); } // Add the system search path to our path. std::vector path = userPaths; cmSystemTools::GetPath(path); // Add some lib directories specific to compilers, depending on the // current generator, so that library that might have been stored here // can be found too. // i.e. Microsoft Visual Studio or .Net: path to compiler/../Lib // Borland: path to compiler/../Lib const char* genName = this->GetDefinition("CMAKE_GENERATOR"); if (genName) { if (!strcmp(genName, "NMake Makefiles") || !strcmp(genName, "Visual Studio 6")) { const char* compiler = this->GetDefinition("CMAKE_CXX_COMPILER"); if (compiler) { std::string compiler_path = cmSystemTools::FindProgram(compiler); if (compiler_path.size()) { std::string lib_path = cmSystemTools::GetFilenamePath( cmSystemTools::GetFilenamePath(compiler_path)) + "/Lib"; path.push_back(lib_path); } } } else if (!strcmp(genName, "Visual Studio 7")) { // It is likely that the compiler won't be in the path for .Net, but // we know where devenv is. const char* devenv = this->GetDefinition("MICROSOFT_DEVENV"); if (devenv) { std::string devenv_path = cmSystemTools::FindProgram(devenv); if (devenv_path.size()) { std::string vc7_path = cmSystemTools::GetFilenamePath( cmSystemTools::GetFilenamePath( cmSystemTools::GetFilenamePath(devenv_path))) + "/Vc7"; path.push_back(vc7_path + "/lib"); path.push_back(vc7_path + "/PlatformSDK/lib"); } } } else if (!strcmp(genName, "Borland Makefiles")) { const char* bcb_bin_path = this->GetDefinition("BCB_BIN_PATH"); if (bcb_bin_path) { std::string lib_path = cmSystemTools::GetFilenamePath(bcb_bin_path) + "/Lib"; path.push_back(lib_path); } } } return cmSystemTools::FindLibrary(name, path); }