diff options
| -rw-r--r-- | Modules/Platform/Darwin.cmake | 5 | ||||
| -rw-r--r-- | Source/cmComputeLinkInformation.cxx | 60 | ||||
| -rw-r--r-- | Source/cmInstallTargetGenerator.cxx | 76 | ||||
| -rw-r--r-- | Source/cmOrderDirectories.cxx | 45 | ||||
| -rw-r--r-- | Source/cmSystemTools.cxx | 21 | ||||
| -rw-r--r-- | Source/cmSystemTools.h | 4 | ||||
| -rw-r--r-- | Source/cmTarget.cxx | 101 | ||||
| -rw-r--r-- | Source/cmTarget.h | 9 |
8 files changed, 289 insertions, 32 deletions
diff --git a/Modules/Platform/Darwin.cmake b/Modules/Platform/Darwin.cmake index 6e5d449..f0652b9 100644 --- a/Modules/Platform/Darwin.cmake +++ b/Modules/Platform/Darwin.cmake @@ -30,6 +30,11 @@ set(CMAKE_SHARED_MODULE_SUFFIX ".so") set(CMAKE_MODULE_EXISTS 1) set(CMAKE_DL_LIBS "") +# Enable rpath support for 10.5 and greater where it is known to work. +if("${DARWIN_MAJOR_VERSION}" GREATER 8) + set(CMAKE_SHARED_LIBRARY_RUNTIME_C_FLAG "-Wl,-rpath,") +endif() + set(CMAKE_C_OSX_COMPATIBILITY_VERSION_FLAG "-compatibility_version ") set(CMAKE_C_OSX_CURRENT_VERSION_FLAG "-current_version ") set(CMAKE_CXX_OSX_COMPATIBILITY_VERSION_FLAG "${CMAKE_C_OSX_COMPATIBILITY_VERSION_FLAG}") diff --git a/Source/cmComputeLinkInformation.cxx b/Source/cmComputeLinkInformation.cxx index 896b50a..9affeff 100644 --- a/Source/cmComputeLinkInformation.cxx +++ b/Source/cmComputeLinkInformation.cxx @@ -1724,6 +1724,17 @@ void cmComputeLinkInformation::AddLibraryRuntimeInfo(std::string const& fullPath, cmTarget* target) { + // Ignore targets on Apple where install_name is not @rpath. + // The dependenty library can be found with other means such as + // @loader_path or full paths. + if(this->Makefile->IsOn("CMAKE_PLATFORM_HAS_INSTALLNAME")) + { + if(!target->HasMacOSXRpath(this->Config)) + { + return; + } + } + // Libraries with unknown type must be handled using just the file // on disk. if(target->GetType() == cmTarget::UNKNOWN_LIBRARY) @@ -1756,25 +1767,60 @@ void cmComputeLinkInformation::AddLibraryRuntimeInfo(std::string const& fullPath) { // Get the name of the library from the file name. + bool is_shared_library = false; std::string file = cmSystemTools::GetFilenameName(fullPath); - if(!this->ExtractSharedLibraryName.find(file.c_str())) + + if(this->Makefile->IsOn("CMAKE_PLATFORM_HAS_INSTALLNAME")) + { + // Check that @rpath is part of the install name. + // If it isn't, return. + std::string soname; + if(!cmSystemTools::GuessLibraryInstallName(fullPath, soname)) + { + return; + } + + if(soname.find("@rpath") == std::string::npos) + { + return; + } + } + + is_shared_library = this->ExtractSharedLibraryName.find(file.c_str()); + + if(!is_shared_library) { // On some platforms (AIX) a shared library may look static. if(this->ArchivesMayBeShared) { - if(!this->ExtractStaticLibraryName.find(file.c_str())) + if(this->ExtractStaticLibraryName.find(file.c_str())) { - // This is not the name of a shared library or archive. - return; + // This is the name of a shared library or archive. + is_shared_library = true; } } - else + } + + // It could be an Apple framework + if(!is_shared_library) + { + if(fullPath.find(".framework") != std::string::npos) { - // This is not the name of a shared library. - return; + cmsys::RegularExpression splitFramework; + splitFramework.compile("^(.*)/(.*).framework/.*/(.*)$"); + if(splitFramework.find(fullPath) && + (splitFramework.match(2) == splitFramework.match(3))) + { + is_shared_library = true; + } } } + if(!is_shared_library) + { + return; + } + // Include this library in the runtime path ordering. this->OrderRuntimeSearchPath->AddRuntimeLibrary(fullPath); if(this->LinkWithRuntimePath) diff --git a/Source/cmInstallTargetGenerator.cxx b/Source/cmInstallTargetGenerator.cxx index 9aac440..ed01210 100644 --- a/Source/cmInstallTargetGenerator.cxx +++ b/Source/cmInstallTargetGenerator.cxx @@ -606,6 +606,12 @@ cmInstallTargetGenerator return; } + // Skip if on Apple + if(this->Target->GetMakefile()->IsOn("CMAKE_PLATFORM_HAS_INSTALLNAME")) + { + return; + } + // Get the link information for this target. // It can provide the RPATH. cmComputeLinkInformation* cli = this->Target->GetLinkInformation(config); @@ -645,30 +651,62 @@ cmInstallTargetGenerator return; } - // Construct the original rpath string to be replaced. - std::string oldRpath = cli->GetRPathString(false); - - // Get the install RPATH from the link information. - std::string newRpath = cli->GetChrpathString(); - - // Skip the rule if the paths are identical - if(oldRpath == newRpath) + if(this->Target->GetMakefile()->IsOn("CMAKE_PLATFORM_HAS_INSTALLNAME")) { - return; - } + // If using install_name_tool, set up the rules to modify the rpaths. + std::string installNameTool = + this->Target->GetMakefile()-> + GetSafeDefinition("CMAKE_INSTALL_NAME_TOOL"); + + std::vector<std::string> oldRuntimeDirs, newRuntimeDirs; + cli->GetRPath(oldRuntimeDirs, false); + cli->GetRPath(newRuntimeDirs, true); + + // Note: These are separate commands to avoid install_name_tool + // corruption on 10.6. + for(std::vector<std::string>::const_iterator i = oldRuntimeDirs.begin(); + i != oldRuntimeDirs.end(); ++i) + { + os << indent << "execute_process(COMMAND " << installNameTool << "\n"; + os << indent << " -delete_rpath \"" << *i << "\"\n"; + os << indent << " \"" << toDestDirPath << "\")\n"; + } - // Write a rule to run chrpath to set the install-tree RPATH - if(newRpath.empty()) - { - os << indent << "FILE(RPATH_REMOVE\n" - << indent << " FILE \"" << toDestDirPath << "\")\n"; + for(std::vector<std::string>::const_iterator i = newRuntimeDirs.begin(); + i != newRuntimeDirs.end(); ++i) + { + os << indent << "execute_process(COMMAND " << installNameTool << "\n"; + os << indent << " -add_rpath \"" << *i << "\"\n"; + os << indent << " \"" << toDestDirPath << "\")\n"; + } } else { - os << indent << "FILE(RPATH_CHANGE\n" - << indent << " FILE \"" << toDestDirPath << "\"\n" - << indent << " OLD_RPATH \"" << oldRpath << "\"\n" - << indent << " NEW_RPATH \"" << newRpath << "\")\n"; + // Construct the original rpath string to be replaced. + std::string oldRpath = cli->GetRPathString(false); + + // Get the install RPATH from the link information. + std::string newRpath = cli->GetChrpathString(); + + // Skip the rule if the paths are identical + if(oldRpath == newRpath) + { + return; + } + + // Write a rule to run chrpath to set the install-tree RPATH + if(newRpath.empty()) + { + os << indent << "FILE(RPATH_REMOVE\n" + << indent << " FILE \"" << toDestDirPath << "\")\n"; + } + else + { + os << indent << "FILE(RPATH_CHANGE\n" + << indent << " FILE \"" << toDestDirPath << "\"\n" + << indent << " OLD_RPATH \"" << oldRpath << "\"\n" + << indent << " NEW_RPATH \"" << newRpath << "\")\n"; + } } } diff --git a/Source/cmOrderDirectories.cxx b/Source/cmOrderDirectories.cxx index 6e41768..93885b2 100644 --- a/Source/cmOrderDirectories.cxx +++ b/Source/cmOrderDirectories.cxx @@ -36,8 +36,25 @@ public: OD(od), GlobalGenerator(od->GlobalGenerator) { this->FullPath = file; - this->Directory = cmSystemTools::GetFilenamePath(file); - this->FileName = cmSystemTools::GetFilenameName(file); + + if(file.rfind(".framework") != std::string::npos) + { + cmsys::RegularExpression splitFramework; + splitFramework.compile("^(.*)/(.*).framework/.*/(.*)$"); + if(splitFramework.find(file) && + (splitFramework.match(2) == splitFramework.match(3))) + { + this->Directory = splitFramework.match(1); + this->FileName = + std::string(file.begin() + this->Directory.size() + 1, file.end()); + } + } + + if(this->FileName.empty()) + { + this->Directory = cmSystemTools::GetFilenamePath(file); + this->FileName = cmSystemTools::GetFilenameName(file); + } } virtual ~cmOrderDirectoriesConstraint() {} @@ -301,22 +318,42 @@ void cmOrderDirectories::AddRuntimeLibrary(std::string const& fullPath, // Add the runtime library at most once. if(this->EmmittedConstraintSOName.insert(fullPath).second) { + std::string soname2 = soname ? soname : ""; // Implicit link directories need special handling. if(!this->ImplicitDirectories.empty()) { std::string dir = cmSystemTools::GetFilenamePath(fullPath); + + if(fullPath.rfind(".framework") != std::string::npos) + { + cmsys::RegularExpression splitFramework; + splitFramework.compile("^(.*)/(.*).framework/(.*)/(.*)$"); + if(splitFramework.find(fullPath) && + (splitFramework.match(2) == splitFramework.match(4))) + { + dir = splitFramework.match(1); + soname2 = splitFramework.match(2); + soname2 += ".framework/"; + soname2 += splitFramework.match(3); + soname2 += "/"; + soname2 += splitFramework.match(4); + } + } + if(this->ImplicitDirectories.find(dir) != this->ImplicitDirectories.end()) { this->ImplicitDirEntries.push_back( - new cmOrderDirectoriesConstraintSOName(this, fullPath, soname)); + new cmOrderDirectoriesConstraintSOName(this, fullPath, + soname2.c_str())); return; } } // Construct the runtime information entry for this library. this->ConstraintEntries.push_back( - new cmOrderDirectoriesConstraintSOName(this, fullPath, soname)); + new cmOrderDirectoriesConstraintSOName(this, fullPath, + soname2.c_str())); } else { diff --git a/Source/cmSystemTools.cxx b/Source/cmSystemTools.cxx index 67f3023..803d0da 100644 --- a/Source/cmSystemTools.cxx +++ b/Source/cmSystemTools.cxx @@ -2413,6 +2413,27 @@ bool cmSystemTools::GuessLibrarySOName(std::string const& fullPath, } //---------------------------------------------------------------------------- +bool cmSystemTools::GuessLibraryInstallName(std::string const& fullPath, + std::string& soname) +{ + std::vector<cmStdString> cmds; + cmds.push_back("otool"); + cmds.push_back("-D"); + cmds.push_back(fullPath.c_str()); + + std::string output; + RunSingleCommand(cmds, &output, 0, 0, OUTPUT_NONE); + + std::vector<std::string> strs = cmSystemTools::tokenize(output, "\n"); + if(strs.size() == 2) + { + soname = strs[1]; + return true; + } + return false; +} + +//---------------------------------------------------------------------------- #if defined(CMAKE_USE_ELF_PARSER) std::string::size_type cmSystemToolsFindRPath(std::string const& have, std::string const& want) diff --git a/Source/cmSystemTools.h b/Source/cmSystemTools.h index 0b2def2..d11e24d 100644 --- a/Source/cmSystemTools.h +++ b/Source/cmSystemTools.h @@ -439,6 +439,10 @@ public: static bool GuessLibrarySOName(std::string const& fullPath, std::string& soname); + /** Try to guess the install name of a shared library. */ + static bool GuessLibraryInstallName(std::string const& fullPath, + std::string& soname); + /** Try to set the RPATH in an ELF binary. */ static bool ChangeRPath(std::string const& file, std::string const& oldRPath, diff --git a/Source/cmTarget.cxx b/Source/cmTarget.cxx index 093b30e..a4b3938 100644 --- a/Source/cmTarget.cxx +++ b/Source/cmTarget.cxx @@ -1161,6 +1161,15 @@ void cmTarget::DefineProperties(cmake *cm) "hard-code all the settings instead of using the target properties."); cm->DefineProperty + ("MACOSX_RPATH", cmProperty::TARGET, + "Whether to use rpaths on Mac OS X.", + "When this property is set to true, the directory portion of the" + "\"install_name\" field of shared libraries will default to \"@rpath\"." + "Runtime paths will also be embedded in binaries using this target." + "This property is initialized by the value of the variable " + "CMAKE_MACOSX_RPATH if it is set when a target is created."); + + cm->DefineProperty ("ENABLE_EXPORTS", cmProperty::TARGET, "Specify whether an executable exports symbols for loadable modules.", "Normally an executable does not export any symbols because it is " @@ -1488,6 +1497,8 @@ void cmTarget::SetMakefile(cmMakefile* mf) this->SetPropertyDefault("LINK_INTERFACE_LIBRARIES", 0); this->SetPropertyDefault("WIN32_EXECUTABLE", 0); this->SetPropertyDefault("MACOSX_BUNDLE", 0); + this->SetPropertyDefault("MACOSX_RPATH", 0); + // Collect the set of configuration types. std::vector<std::string> configNames; @@ -3793,6 +3804,75 @@ std::string cmTarget::GetSOName(const char* config) } //---------------------------------------------------------------------------- +bool cmTarget::HasMacOSXRpath(const char* config) +{ + bool install_name_is_rpath = false; + bool macosx_rpath = this->GetPropertyAsBool("MACOSX_RPATH"); + + if(!this->IsImportedTarget) + { + const char* install_name = this->GetProperty("INSTALL_NAME_DIR"); + bool use_install_name = + this->GetPropertyAsBool("BUILD_WITH_INSTALL_RPATH"); + if(install_name && use_install_name && + std::string(install_name) == "@rpath") + { + install_name_is_rpath = true; + } + } + else + { + // Lookup the imported soname. + if(cmTarget::ImportInfo const* info = this->GetImportInfo(config, this)) + { + if(!info->NoSOName && !info->SOName.empty()) + { + if(info->SOName.find("@rpath/") == 0) + { + install_name_is_rpath = true; + } + } + else + { + std::string install_name; + cmSystemTools::GuessLibraryInstallName(info->Location, install_name); + if(install_name.find("@rpath") != std::string::npos) + { + install_name_is_rpath = true; + } + } + } + } + + if(!install_name_is_rpath && !macosx_rpath) + { + return false; + } + + if(!this->Makefile->IsSet("CMAKE_SHARED_LIBRARY_RUNTIME_C_FLAG")) + { + cmOStringStream w; + w << "Attempting to use"; + if(macosx_rpath) + { + w << " MACOSX_RPATH"; + } + else + { + w << " @rpath"; + } + w << " without CMAKE_SHARED_LIBRARY_RUNTIME_C_FLAG being set."; + w << " This could be because you are using a Mac OS X version"; + w << " less than 10.5 or because CMake's platform configuration is"; + w << " corrupt."; + cmake* cm = this->Makefile->GetCMakeInstance(); + cm->IssueMessage(cmake::FATAL_ERROR, w.str(), this->GetBacktrace()); + } + + return true; +} + +//---------------------------------------------------------------------------- bool cmTarget::IsImportedSharedLibWithoutSOName(const char* config) { if(this->IsImported() && this->GetType() == cmTarget::SHARED_LIBRARY) @@ -4432,7 +4512,15 @@ std::string cmTarget::GetInstallNameDirForBuildTree(const char* config) !this->Makefile->IsOn("CMAKE_SKIP_RPATH") && !this->GetPropertyAsBool("SKIP_BUILD_RPATH")) { - std::string dir = this->GetDirectory(config); + std::string dir; + if(this->GetPropertyAsBool("MACOSX_RPATH")) + { + dir = "@rpath"; + } + else + { + dir = this->GetDirectory(config); + } dir += "/"; return dir; } @@ -4459,6 +4547,10 @@ std::string cmTarget::GetInstallNameDirForInstallTree() dir += "/"; } } + if(dir.empty() && this->GetPropertyAsBool("MACOSX_RPATH")) + { + dir = "@rpath/"; + } return dir; } else @@ -5040,7 +5132,6 @@ void cmTarget::GetLanguages(std::set<cmStdString>& languages) const //---------------------------------------------------------------------------- bool cmTarget::IsChrpathUsed(const char* config) { -#if defined(CMAKE_USE_ELF_PARSER) // Only certain target types have an rpath. if(!(this->GetType() == cmTarget::SHARED_LIBRARY || this->GetType() == cmTarget::MODULE_LIBRARY || @@ -5074,6 +5165,12 @@ bool cmTarget::IsChrpathUsed(const char* config) return false; } + if(this->Makefile->IsOn("CMAKE_PLATFORM_HAS_INSTALLNAME")) + { + return true; + } + +#if defined(CMAKE_USE_ELF_PARSER) // Enable if the rpath flag uses a separator and the target uses ELF // binaries. if(const char* ll = this->GetLinkerLanguage(config, this)) diff --git a/Source/cmTarget.h b/Source/cmTarget.h index 4264e76..9d25919 100644 --- a/Source/cmTarget.h +++ b/Source/cmTarget.h @@ -362,6 +362,9 @@ public: /** Get the soname of the target. Allowed only for a shared library. */ std::string GetSOName(const char* config); + /** Whether this library has @rpath and platform supports it. */ + bool HasMacOSXRpath(const char* config); + /** Test for special case of a third-party shared library that has no soname at all. */ bool IsImportedSharedLibWithoutSOName(const char* config); @@ -407,7 +410,13 @@ public: /** Return true if builtin chrpath will work for this target */ bool IsChrpathUsed(const char* config); + /** Return the install name directory for the target in the + * build tree. For example: "@rpath/", "@loader_path/", + * or "/full/path/to/library". */ std::string GetInstallNameDirForBuildTree(const char* config); + + /** Return the install name directory for the target in the + * install tree. For example: "@rpath/" or "@loader_path/". */ std::string GetInstallNameDirForInstallTree(); cmComputeLinkInformation* GetLinkInformation(const char* config, |