| /*========================================================================= |
| |
| Program: CMake - Cross-Platform Makefile Generator |
| Module: $RCSfile: cmFindLibraryCommand.cxx,v $ |
| Language: C++ |
| Date: $Date: 2012/03/29 17:21:08 $ |
| Version: $Revision: 1.1.1.1 $ |
| |
| 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 "cmFindLibraryCommand.h" |
| #include "cmCacheManager.h" |
| |
| cmFindLibraryCommand::cmFindLibraryCommand() |
| { |
| cmSystemTools::ReplaceString(this->GenericDocumentation, |
| "FIND_XXX", "find_library"); |
| cmSystemTools::ReplaceString(this->GenericDocumentation, |
| "CMAKE_XXX_PATH", "CMAKE_LIBRARY_PATH"); |
| cmSystemTools::ReplaceString(this->GenericDocumentation, |
| "CMAKE_XXX_MAC_PATH", |
| "CMAKE_FRAMEWORK_PATH"); |
| cmSystemTools::ReplaceString(this->GenericDocumentation, |
| "CMAKE_SYSTEM_XXX_MAC_PATH", |
| "CMAKE_SYSTEM_FRAMEWORK_PATH"); |
| cmSystemTools::ReplaceString(this->GenericDocumentation, |
| "XXX_SYSTEM", "LIB"); |
| cmSystemTools::ReplaceString(this->GenericDocumentation, |
| "CMAKE_SYSTEM_XXX_PATH", |
| "CMAKE_SYSTEM_LIBRARY_PATH"); |
| cmSystemTools::ReplaceString(this->GenericDocumentation, |
| "SEARCH_XXX_DESC", "library"); |
| cmSystemTools::ReplaceString(this->GenericDocumentation, |
| "SEARCH_XXX", "library"); |
| cmSystemTools::ReplaceString(this->GenericDocumentation, |
| "XXX_SUBDIR", "lib"); |
| cmSystemTools::ReplaceString(this->GenericDocumentation, |
| "CMAKE_FIND_ROOT_PATH_MODE_XXX", |
| "CMAKE_FIND_ROOT_PATH_MODE_LIBRARY"); |
| |
| this->EnvironmentPath = "LIB"; |
| this->GenericDocumentation += |
| "\n" |
| "If the library found is a framework, then VAR will be set to " |
| "the full path to the framework <fullPath>/A.framework. " |
| "When a full path to a framework is used as a library, " |
| "CMake will use a -framework A, and a -F<fullPath> to " |
| "link the framework to the target. "; |
| } |
| |
| // cmFindLibraryCommand |
| bool cmFindLibraryCommand |
| ::InitialPass(std::vector<std::string> const& argsIn, cmExecutionStatus &) |
| { |
| this->VariableDocumentation = "Path to a library."; |
| this->CMakePathName = "LIBRARY"; |
| if(!this->ParseArguments(argsIn)) |
| { |
| return false; |
| } |
| if(this->AlreadyInCache) |
| { |
| // If the user specifies the entry on the command line without a |
| // type we should add the type and docstring but keep the original |
| // value. |
| if(this->AlreadyInCacheWithoutMetaInfo) |
| { |
| this->Makefile->AddCacheDefinition(this->VariableName.c_str(), "", |
| this->VariableDocumentation.c_str(), |
| cmCacheManager::FILEPATH); |
| } |
| return true; |
| } |
| |
| if(const char* abi_name = |
| this->Makefile->GetDefinition("CMAKE_INTERNAL_PLATFORM_ABI")) |
| { |
| std::string abi = abi_name; |
| if(abi.find("ELF N32") != abi.npos) |
| { |
| // Convert lib to lib32. |
| this->AddArchitecturePaths("32"); |
| } |
| } |
| |
| if(this->Makefile->GetCMakeInstance() |
| ->GetPropertyAsBool("FIND_LIBRARY_USE_LIB64_PATHS")) |
| { |
| // add special 64 bit paths if this is a 64 bit compile. |
| this->AddLib64Paths(); |
| } |
| |
| std::string library = this->FindLibrary(); |
| if(library != "") |
| { |
| // Save the value in the cache |
| this->Makefile->AddCacheDefinition(this->VariableName.c_str(), |
| library.c_str(), |
| this->VariableDocumentation.c_str(), |
| cmCacheManager::FILEPATH); |
| return true; |
| } |
| std::string notfound = this->VariableName + "-NOTFOUND"; |
| this->Makefile->AddCacheDefinition(this->VariableName.c_str(), |
| notfound.c_str(), |
| this->VariableDocumentation.c_str(), |
| cmCacheManager::FILEPATH); |
| return true; |
| } |
| |
| //---------------------------------------------------------------------------- |
| void cmFindLibraryCommand::AddArchitecturePaths(const char* suffix) |
| { |
| std::vector<std::string> newPaths; |
| bool found = false; |
| std::string subpath = "lib"; |
| subpath += suffix; |
| subpath += "/"; |
| for(std::vector<std::string>::iterator i = this->SearchPaths.begin(); |
| i != this->SearchPaths.end(); ++i) |
| { |
| // Try replacing lib/ with lib<suffix>/ |
| std::string s = *i; |
| cmSystemTools::ReplaceString(s, "lib/", subpath.c_str()); |
| if((s != *i) && cmSystemTools::FileIsDirectory(s.c_str())) |
| { |
| found = true; |
| newPaths.push_back(s); |
| } |
| |
| // Now look for lib<suffix> |
| s = *i; |
| s += suffix; |
| if(cmSystemTools::FileIsDirectory(s.c_str())) |
| { |
| found = true; |
| newPaths.push_back(s); |
| } |
| // now add the original unchanged path |
| if(cmSystemTools::FileIsDirectory(i->c_str())) |
| { |
| newPaths.push_back(*i); |
| } |
| } |
| |
| // If any new paths were found replace the original set. |
| if(found) |
| { |
| this->SearchPaths = newPaths; |
| } |
| } |
| |
| void cmFindLibraryCommand::AddLib64Paths() |
| { |
| if(!this->Makefile->GetLocalGenerator()->GetGlobalGenerator()-> |
| GetLanguageEnabled("C")) |
| { |
| return; |
| } |
| std::string voidsize = |
| this->Makefile->GetSafeDefinition("CMAKE_SIZEOF_VOID_P"); |
| int size = atoi(voidsize.c_str()); |
| if(size != 8) |
| { |
| return; |
| } |
| std::vector<std::string> path64; |
| bool found64 = false; |
| for(std::vector<std::string>::iterator i = this->SearchPaths.begin(); |
| i != this->SearchPaths.end(); ++i) |
| { |
| std::string s = *i; |
| std::string s2 = *i; |
| cmSystemTools::ReplaceString(s, "lib/", "lib64/"); |
| // try to replace lib with lib64 and see if it is there, |
| // then prepend it to the path |
| if((s != *i) && cmSystemTools::FileIsDirectory(s.c_str())) |
| { |
| path64.push_back(s); |
| found64 = true; |
| } |
| // now just add a 64 to the path name and if it is there, |
| // add it to the path |
| s2 += "64"; |
| if(cmSystemTools::FileIsDirectory(s2.c_str())) |
| { |
| found64 = true; |
| path64.push_back(s2); |
| } |
| // now add the original unchanged path |
| if(cmSystemTools::FileIsDirectory(i->c_str())) |
| { |
| path64.push_back(*i); |
| } |
| } |
| // now replace the SearchPaths with the 64 bit converted path |
| // if any 64 bit paths were discovered |
| if(found64) |
| { |
| this->SearchPaths = path64; |
| } |
| } |
| |
| //---------------------------------------------------------------------------- |
| std::string cmFindLibraryCommand::FindLibrary() |
| { |
| std::string library; |
| if(this->SearchFrameworkFirst || this->SearchFrameworkOnly) |
| { |
| library = this->FindFrameworkLibrary(); |
| } |
| if(library.empty() && !this->SearchFrameworkOnly) |
| { |
| library = this->FindNormalLibrary(); |
| } |
| if(library.empty() && this->SearchFrameworkLast) |
| { |
| library = this->FindFrameworkLibrary(); |
| } |
| return library; |
| } |
| |
| //---------------------------------------------------------------------------- |
| std::string cmFindLibraryCommand::FindNormalLibrary() |
| { |
| // Collect the list of library name prefixes/suffixes to try. |
| const char* prefixes_list = |
| this->Makefile->GetRequiredDefinition("CMAKE_FIND_LIBRARY_PREFIXES"); |
| const char* suffixes_list = |
| this->Makefile->GetRequiredDefinition("CMAKE_FIND_LIBRARY_SUFFIXES"); |
| std::vector<std::string> prefixes; |
| std::vector<std::string> suffixes; |
| cmSystemTools::ExpandListArgument(prefixes_list, prefixes, true); |
| cmSystemTools::ExpandListArgument(suffixes_list, suffixes, true); |
| |
| // Search the entire path for each name. |
| std::string tryPath; |
| for(std::vector<std::string>::const_iterator ni = this->Names.begin(); |
| ni != this->Names.end() ; ++ni) |
| { |
| // If the original library name provided by the user matches one of |
| // the suffixes, try it first. |
| bool tryOrig = false; |
| std::string const& name = *ni; |
| for(std::vector<std::string>::const_iterator si = suffixes.begin(); |
| !tryOrig && si != suffixes.end(); ++si) |
| { |
| std::string const& suffix = *si; |
| if(name.length() > suffix.length() && |
| name.substr(name.size()-suffix.length()) == suffix) |
| { |
| tryOrig = true; |
| } |
| } |
| |
| for(std::vector<std::string>::const_iterator |
| p = this->SearchPaths.begin(); |
| p != this->SearchPaths.end(); ++p) |
| { |
| // Try the original library name as specified by the user. |
| if(tryOrig) |
| { |
| tryPath = *p; |
| tryPath += name; |
| if(cmSystemTools::FileExists(tryPath.c_str(), true)) |
| { |
| tryPath = cmSystemTools::CollapseFullPath(tryPath.c_str()); |
| cmSystemTools::ConvertToUnixSlashes(tryPath); |
| return tryPath; |
| } |
| } |
| |
| // Try various library naming conventions. |
| for(std::vector<std::string>::iterator prefix = prefixes.begin(); |
| prefix != prefixes.end(); ++prefix) |
| { |
| for(std::vector<std::string>::iterator suffix = suffixes.begin(); |
| suffix != suffixes.end(); ++suffix) |
| { |
| tryPath = *p; |
| tryPath += *prefix; |
| tryPath += name; |
| tryPath += *suffix; |
| if(cmSystemTools::FileExists(tryPath.c_str()) |
| && !cmSystemTools::FileIsDirectory(tryPath.c_str())) |
| { |
| tryPath = cmSystemTools::CollapseFullPath(tryPath.c_str()); |
| cmSystemTools::ConvertToUnixSlashes(tryPath); |
| return tryPath; |
| } |
| } |
| } |
| } |
| } |
| // Couldn't find the library. |
| return ""; |
| } |
| |
| //---------------------------------------------------------------------------- |
| std::string cmFindLibraryCommand::FindFrameworkLibrary() |
| { |
| // Search for a framework of each name in the entire search path. |
| for(std::vector<std::string>::const_iterator ni = this->Names.begin(); |
| ni != this->Names.end() ; ++ni) |
| { |
| // Search the paths for a framework with this name. |
| std::string fwName = *ni; |
| fwName += ".framework"; |
| std::string fwPath = cmSystemTools::FindDirectory(fwName.c_str(), |
| this->SearchPaths, |
| true); |
| if(!fwPath.empty()) |
| { |
| return fwPath; |
| } |
| } |
| |
| // No framework found. |
| return ""; |
| } |