327 lines
11 KiB
C++
327 lines
11 KiB
C++
/*=========================================================================
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Program: CMake - Cross-Platform Makefile Generator
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Module: $RCSfile$
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Language: C++
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Date: $Date$
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Version: $Revision$
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Copyright (c) 2002 Kitware, Inc., Insight Consortium. All rights reserved.
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See Copyright.txt or http://www.cmake.org/HTML/Copyright.html for details.
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This software is distributed WITHOUT ANY WARRANTY; without even
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the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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PURPOSE. See the above copyright notices for more information.
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=========================================================================*/
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#include "cmFindLibraryCommand.h"
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#include "cmCacheManager.h"
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cmFindLibraryCommand::cmFindLibraryCommand()
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{
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cmSystemTools::ReplaceString(this->GenericDocumentation,
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"FIND_XXX", "find_library");
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cmSystemTools::ReplaceString(this->GenericDocumentation,
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"CMAKE_XXX_PATH", "CMAKE_LIBRARY_PATH");
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cmSystemTools::ReplaceString(this->GenericDocumentation,
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"CMAKE_XXX_MAC_PATH",
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"CMAKE_FRAMEWORK_PATH");
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cmSystemTools::ReplaceString(this->GenericDocumentation,
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"CMAKE_SYSTEM_XXX_MAC_PATH",
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"CMAKE_SYSTEM_FRAMEWORK_PATH");
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cmSystemTools::ReplaceString(this->GenericDocumentation,
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"XXX_SYSTEM", "LIB");
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cmSystemTools::ReplaceString(this->GenericDocumentation,
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"CMAKE_SYSTEM_XXX_PATH",
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"CMAKE_SYSTEM_LIBRARY_PATH");
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cmSystemTools::ReplaceString(this->GenericDocumentation,
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"SEARCH_XXX_DESC", "library");
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cmSystemTools::ReplaceString(this->GenericDocumentation,
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"SEARCH_XXX", "library");
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cmSystemTools::ReplaceString(this->GenericDocumentation,
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"XXX_SUBDIR", "lib");
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cmSystemTools::ReplaceString(this->GenericDocumentation,
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"CMAKE_FIND_ROOT_PATH_MODE_XXX",
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"CMAKE_FIND_ROOT_PATH_MODE_LIBRARY");
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this->EnvironmentPath = "LIB";
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this->GenericDocumentation +=
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"\n"
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"If the library found is a framework, then VAR will be set to "
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"the full path to the framework <fullPath>/A.framework. "
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"When a full path to a framework is used as a library, "
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"CMake will use a -framework A, and a -F<fullPath> to "
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"link the framework to the target. ";
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}
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// cmFindLibraryCommand
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bool cmFindLibraryCommand
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::InitialPass(std::vector<std::string> const& argsIn, cmExecutionStatus &)
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{
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this->VariableDocumentation = "Path to a library.";
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this->CMakePathName = "LIBRARY";
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if(!this->ParseArguments(argsIn))
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{
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return false;
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}
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if(this->AlreadyInCache)
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{
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// If the user specifies the entry on the command line without a
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// type we should add the type and docstring but keep the original
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// value.
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if(this->AlreadyInCacheWithoutMetaInfo)
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{
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this->Makefile->AddCacheDefinition(this->VariableName.c_str(), "",
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this->VariableDocumentation.c_str(),
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cmCacheManager::FILEPATH);
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}
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return true;
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}
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if(const char* abi_name =
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this->Makefile->GetDefinition("CMAKE_INTERNAL_PLATFORM_ABI"))
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{
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std::string abi = abi_name;
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if(abi.find("ELF N32") != abi.npos)
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{
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// Convert lib to lib32.
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this->AddArchitecturePaths("32");
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}
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}
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if(this->Makefile->GetCMakeInstance()
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->GetPropertyAsBool("FIND_LIBRARY_USE_LIB64_PATHS"))
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{
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// add special 64 bit paths if this is a 64 bit compile.
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this->AddLib64Paths();
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}
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std::string library = this->FindLibrary();
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if(library != "")
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{
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// Save the value in the cache
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this->Makefile->AddCacheDefinition(this->VariableName.c_str(),
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library.c_str(),
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this->VariableDocumentation.c_str(),
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cmCacheManager::FILEPATH);
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return true;
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}
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std::string notfound = this->VariableName + "-NOTFOUND";
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this->Makefile->AddCacheDefinition(this->VariableName.c_str(),
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notfound.c_str(),
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this->VariableDocumentation.c_str(),
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cmCacheManager::FILEPATH);
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return true;
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}
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//----------------------------------------------------------------------------
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void cmFindLibraryCommand::AddArchitecturePaths(const char* suffix)
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{
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std::vector<std::string> newPaths;
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bool found = false;
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std::string subpath = "lib";
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subpath += suffix;
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subpath += "/";
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for(std::vector<std::string>::iterator i = this->SearchPaths.begin();
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i != this->SearchPaths.end(); ++i)
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{
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// Try replacing lib/ with lib<suffix>/
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std::string s = *i;
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cmSystemTools::ReplaceString(s, "lib/", subpath.c_str());
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if((s != *i) && cmSystemTools::FileIsDirectory(s.c_str()))
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{
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found = true;
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newPaths.push_back(s);
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}
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// Now look for lib<suffix>
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s = *i;
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s += suffix;
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if(cmSystemTools::FileIsDirectory(s.c_str()))
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{
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found = true;
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newPaths.push_back(s);
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}
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// now add the original unchanged path
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if(cmSystemTools::FileIsDirectory(i->c_str()))
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{
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newPaths.push_back(*i);
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}
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}
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// If any new paths were found replace the original set.
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if(found)
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{
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this->SearchPaths = newPaths;
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}
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}
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void cmFindLibraryCommand::AddLib64Paths()
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{
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if(!this->Makefile->GetLocalGenerator()->GetGlobalGenerator()->
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GetLanguageEnabled("C"))
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{
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return;
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}
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std::string voidsize =
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this->Makefile->GetSafeDefinition("CMAKE_SIZEOF_VOID_P");
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int size = atoi(voidsize.c_str());
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if(size != 8)
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{
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return;
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}
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std::vector<std::string> path64;
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bool found64 = false;
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for(std::vector<std::string>::iterator i = this->SearchPaths.begin();
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i != this->SearchPaths.end(); ++i)
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{
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std::string s = *i;
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std::string s2 = *i;
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cmSystemTools::ReplaceString(s, "lib/", "lib64/");
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// try to replace lib with lib64 and see if it is there,
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// then prepend it to the path
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if((s != *i) && cmSystemTools::FileIsDirectory(s.c_str()))
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{
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path64.push_back(s);
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found64 = true;
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}
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// now just add a 64 to the path name and if it is there,
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// add it to the path
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s2 += "64";
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if(cmSystemTools::FileIsDirectory(s2.c_str()))
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{
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found64 = true;
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path64.push_back(s2);
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}
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// now add the original unchanged path
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if(cmSystemTools::FileIsDirectory(i->c_str()))
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{
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path64.push_back(*i);
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}
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}
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// now replace the SearchPaths with the 64 bit converted path
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// if any 64 bit paths were discovered
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if(found64)
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{
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this->SearchPaths = path64;
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}
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}
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//----------------------------------------------------------------------------
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std::string cmFindLibraryCommand::FindLibrary()
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{
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std::string library;
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if(this->SearchFrameworkFirst || this->SearchFrameworkOnly)
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{
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library = this->FindFrameworkLibrary();
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}
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if(library.empty() && !this->SearchFrameworkOnly)
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{
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library = this->FindNormalLibrary();
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}
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if(library.empty() && this->SearchFrameworkLast)
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{
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library = this->FindFrameworkLibrary();
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}
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return library;
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}
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//----------------------------------------------------------------------------
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std::string cmFindLibraryCommand::FindNormalLibrary()
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{
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// Collect the list of library name prefixes/suffixes to try.
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const char* prefixes_list =
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this->Makefile->GetRequiredDefinition("CMAKE_FIND_LIBRARY_PREFIXES");
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const char* suffixes_list =
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this->Makefile->GetRequiredDefinition("CMAKE_FIND_LIBRARY_SUFFIXES");
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std::vector<std::string> prefixes;
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std::vector<std::string> suffixes;
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cmSystemTools::ExpandListArgument(prefixes_list, prefixes, true);
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cmSystemTools::ExpandListArgument(suffixes_list, suffixes, true);
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// Search the entire path for each name.
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std::string tryPath;
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for(std::vector<std::string>::const_iterator ni = this->Names.begin();
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ni != this->Names.end() ; ++ni)
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{
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// If the original library name provided by the user matches one of
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// the suffixes, try it first.
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bool tryOrig = false;
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std::string const& name = *ni;
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for(std::vector<std::string>::const_iterator si = suffixes.begin();
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!tryOrig && si != suffixes.end(); ++si)
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{
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std::string const& suffix = *si;
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if(name.length() > suffix.length() &&
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name.substr(name.size()-suffix.length()) == suffix)
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{
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tryOrig = true;
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}
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}
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for(std::vector<std::string>::const_iterator
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p = this->SearchPaths.begin();
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p != this->SearchPaths.end(); ++p)
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{
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// Try the original library name as specified by the user.
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if(tryOrig)
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{
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tryPath = *p;
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tryPath += name;
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if(cmSystemTools::FileExists(tryPath.c_str(), true))
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{
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tryPath = cmSystemTools::CollapseFullPath(tryPath.c_str());
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cmSystemTools::ConvertToUnixSlashes(tryPath);
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return tryPath;
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}
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}
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// Try various library naming conventions.
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for(std::vector<std::string>::iterator prefix = prefixes.begin();
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prefix != prefixes.end(); ++prefix)
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{
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for(std::vector<std::string>::iterator suffix = suffixes.begin();
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suffix != suffixes.end(); ++suffix)
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{
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tryPath = *p;
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tryPath += *prefix;
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tryPath += name;
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tryPath += *suffix;
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if(cmSystemTools::FileExists(tryPath.c_str())
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&& !cmSystemTools::FileIsDirectory(tryPath.c_str()))
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{
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tryPath = cmSystemTools::CollapseFullPath(tryPath.c_str());
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cmSystemTools::ConvertToUnixSlashes(tryPath);
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return tryPath;
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}
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}
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}
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}
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}
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// Couldn't find the library.
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return "";
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}
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//----------------------------------------------------------------------------
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std::string cmFindLibraryCommand::FindFrameworkLibrary()
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{
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// Search for a framework of each name in the entire search path.
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for(std::vector<std::string>::const_iterator ni = this->Names.begin();
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ni != this->Names.end() ; ++ni)
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{
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// Search the paths for a framework with this name.
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std::string fwName = *ni;
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fwName += ".framework";
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std::string fwPath = cmSystemTools::FindDirectory(fwName.c_str(),
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this->SearchPaths,
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true);
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if(!fwPath.empty())
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{
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return fwPath;
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}
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}
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// No framework found.
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return "";
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}
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