| //===--- InitHeaderSearch.cpp - Initialize header search paths ----------*-===// | |
| // | |
| // The LLVM Compiler Infrastructure | |
| // | |
| // This file is distributed under the University of Illinois Open Source | |
| // License. See LICENSE.TXT for details. | |
| // | |
| //===----------------------------------------------------------------------===// | |
| // | |
| // This file implements the InitHeaderSearch class. | |
| // | |
| //===----------------------------------------------------------------------===// | |
| #include "clang/Frontend/Utils.h" | |
| #include "clang/Basic/FileManager.h" | |
| #include "clang/Basic/LangOptions.h" | |
| #include "clang/Frontend/HeaderSearchOptions.h" | |
| #include "clang/Lex/HeaderSearch.h" | |
| #include "llvm/ADT/SmallString.h" | |
| #include "llvm/ADT/SmallPtrSet.h" | |
| #include "llvm/ADT/SmallVector.h" | |
| #include "llvm/ADT/StringExtras.h" | |
| #include "llvm/ADT/Triple.h" | |
| #include "llvm/ADT/Twine.h" | |
| #include "llvm/Support/raw_ostream.h" | |
| #include "llvm/System/Path.h" | |
| #include "llvm/Config/config.h" | |
| #ifdef _MSC_VER | |
| #define WIN32_LEAN_AND_MEAN 1 | |
| #include <windows.h> | |
| #endif | |
| using namespace clang; | |
| using namespace clang::frontend; | |
| namespace { | |
| /// InitHeaderSearch - This class makes it easier to set the search paths of | |
| /// a HeaderSearch object. InitHeaderSearch stores several search path lists | |
| /// internally, which can be sent to a HeaderSearch object in one swoop. | |
| class InitHeaderSearch { | |
| std::vector<DirectoryLookup> IncludeGroup[4]; | |
| HeaderSearch& Headers; | |
| bool Verbose; | |
| std::string isysroot; | |
| public: | |
| InitHeaderSearch(HeaderSearch &HS, | |
| bool verbose = false, const std::string &iSysroot = "") | |
| : Headers(HS), Verbose(verbose), isysroot(iSysroot) {} | |
| /// AddPath - Add the specified path to the specified group list. | |
| void AddPath(const llvm::Twine &Path, IncludeDirGroup Group, | |
| bool isCXXAware, bool isUserSupplied, | |
| bool isFramework, bool IgnoreSysRoot = false); | |
| /// AddGnuCPlusPlusIncludePaths - Add the necessary paths to suport a gnu | |
| /// libstdc++. | |
| void AddGnuCPlusPlusIncludePaths(llvm::StringRef Base, | |
| llvm::StringRef ArchDir, | |
| llvm::StringRef Dir32, | |
| llvm::StringRef Dir64, | |
| const llvm::Triple &triple); | |
| /// AddMinGWCPlusPlusIncludePaths - Add the necessary paths to suport a MinGW | |
| /// libstdc++. | |
| void AddMinGWCPlusPlusIncludePaths(llvm::StringRef Base, | |
| llvm::StringRef Arch, | |
| llvm::StringRef Version); | |
| /// AddDelimitedPaths - Add a list of paths delimited by the system PATH | |
| /// separator. The processing follows that of the CPATH variable for gcc. | |
| void AddDelimitedPaths(llvm::StringRef String); | |
| // AddDefaultCIncludePaths - Add paths that should always be searched. | |
| void AddDefaultCIncludePaths(const llvm::Triple &triple); | |
| // AddDefaultCPlusPlusIncludePaths - Add paths that should be searched when | |
| // compiling c++. | |
| void AddDefaultCPlusPlusIncludePaths(const llvm::Triple &triple); | |
| /// AddDefaultSystemIncludePaths - Adds the default system include paths so | |
| /// that e.g. stdio.h is found. | |
| void AddDefaultSystemIncludePaths(const LangOptions &Lang, | |
| const llvm::Triple &triple); | |
| /// Realize - Merges all search path lists into one list and send it to | |
| /// HeaderSearch. | |
| void Realize(); | |
| }; | |
| } | |
| void InitHeaderSearch::AddPath(const llvm::Twine &Path, | |
| IncludeDirGroup Group, bool isCXXAware, | |
| bool isUserSupplied, bool isFramework, | |
| bool IgnoreSysRoot) { | |
| assert(!Path.isTriviallyEmpty() && "can't handle empty path here"); | |
| FileManager &FM = Headers.getFileMgr(); | |
| // Compute the actual path, taking into consideration -isysroot. | |
| llvm::SmallString<256> MappedPathStr; | |
| llvm::raw_svector_ostream MappedPath(MappedPathStr); | |
| // Handle isysroot. | |
| if (Group == System && !IgnoreSysRoot) { | |
| // FIXME: Portability. This should be a sys::Path interface, this doesn't | |
| // handle things like C:\ right, nor win32 \\network\device\blah. | |
| if (isysroot.size() != 1 || isysroot[0] != '/') // Add isysroot if present. | |
| MappedPath << isysroot; | |
| } | |
| Path.print(MappedPath); | |
| // Compute the DirectoryLookup type. | |
| SrcMgr::CharacteristicKind Type; | |
| if (Group == Quoted || Group == Angled) | |
| Type = SrcMgr::C_User; | |
| else if (isCXXAware) | |
| Type = SrcMgr::C_System; | |
| else | |
| Type = SrcMgr::C_ExternCSystem; | |
| // If the directory exists, add it. | |
| if (const DirectoryEntry *DE = FM.getDirectory(MappedPath.str())) { | |
| IncludeGroup[Group].push_back(DirectoryLookup(DE, Type, isUserSupplied, | |
| isFramework)); | |
| return; | |
| } | |
| // Check to see if this is an apple-style headermap (which are not allowed to | |
| // be frameworks). | |
| if (!isFramework) { | |
| if (const FileEntry *FE = FM.getFile(MappedPath.str())) { | |
| if (const HeaderMap *HM = Headers.CreateHeaderMap(FE)) { | |
| // It is a headermap, add it to the search path. | |
| IncludeGroup[Group].push_back(DirectoryLookup(HM, Type,isUserSupplied)); | |
| return; | |
| } | |
| } | |
| } | |
| if (Verbose) | |
| llvm::errs() << "ignoring nonexistent directory \"" | |
| << MappedPath.str() << "\"\n"; | |
| } | |
| void InitHeaderSearch::AddDelimitedPaths(llvm::StringRef at) { | |
| if (at.empty()) // Empty string should not add '.' path. | |
| return; | |
| llvm::StringRef::size_type delim; | |
| while ((delim = at.find(llvm::sys::PathSeparator)) != llvm::StringRef::npos) { | |
| if (delim == 0) | |
| AddPath(".", Angled, false, true, false); | |
| else | |
| AddPath(at.substr(0, delim), Angled, false, true, false); | |
| at = at.substr(delim + 1); | |
| } | |
| if (at.empty()) | |
| AddPath(".", Angled, false, true, false); | |
| else | |
| AddPath(at, Angled, false, true, false); | |
| } | |
| void InitHeaderSearch::AddGnuCPlusPlusIncludePaths(llvm::StringRef Base, | |
| llvm::StringRef ArchDir, | |
| llvm::StringRef Dir32, | |
| llvm::StringRef Dir64, | |
| const llvm::Triple &triple) { | |
| // Add the base dir | |
| AddPath(Base, System, true, false, false); | |
| // Add the multilib dirs | |
| llvm::Triple::ArchType arch = triple.getArch(); | |
| bool is64bit = arch == llvm::Triple::ppc64 || arch == llvm::Triple::x86_64; | |
| if (is64bit) | |
| AddPath(Base + "/" + ArchDir + "/" + Dir64, System, true, false, false); | |
| else | |
| AddPath(Base + "/" + ArchDir + "/" + Dir32, System, true, false, false); | |
| // Add the backward dir | |
| AddPath(Base + "/backward", System, true, false, false); | |
| } | |
| void InitHeaderSearch::AddMinGWCPlusPlusIncludePaths(llvm::StringRef Base, | |
| llvm::StringRef Arch, | |
| llvm::StringRef Version) { | |
| AddPath(Base + "/" + Arch + "/" + Version + "/include", | |
| System, true, false, false); | |
| AddPath(Base + "/" + Arch + "/" + Version + "/include/c++", | |
| System, true, false, false); | |
| AddPath(Base + "/" + Arch + "/" + Version + "/include/c++/backward", | |
| System, true, false, false); | |
| } | |
| // FIXME: This probably should goto to some platform utils place. | |
| #ifdef _MSC_VER | |
| // Read registry string. | |
| // This also supports a means to look for high-versioned keys by use | |
| // of a $VERSION placeholder in the key path. | |
| // $VERSION in the key path is a placeholder for the version number, | |
| // causing the highest value path to be searched for and used. | |
| // I.e. "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\VisualStudio\\$VERSION". | |
| // There can be additional characters in the component. Only the numberic | |
| // characters are compared. | |
| static bool getSystemRegistryString(const char *keyPath, const char *valueName, | |
| char *value, size_t maxLength) { | |
| HKEY hRootKey = NULL; | |
| HKEY hKey = NULL; | |
| const char* subKey = NULL; | |
| DWORD valueType; | |
| DWORD valueSize = maxLength - 1; | |
| long lResult; | |
| bool returnValue = false; | |
| if (strncmp(keyPath, "HKEY_CLASSES_ROOT\\", 18) == 0) { | |
| hRootKey = HKEY_CLASSES_ROOT; | |
| subKey = keyPath + 18; | |
| } | |
| else if (strncmp(keyPath, "HKEY_USERS\\", 11) == 0) { | |
| hRootKey = HKEY_USERS; | |
| subKey = keyPath + 11; | |
| } | |
| else if (strncmp(keyPath, "HKEY_LOCAL_MACHINE\\", 19) == 0) { | |
| hRootKey = HKEY_LOCAL_MACHINE; | |
| subKey = keyPath + 19; | |
| } | |
| else if (strncmp(keyPath, "HKEY_CURRENT_USER\\", 18) == 0) { | |
| hRootKey = HKEY_CURRENT_USER; | |
| subKey = keyPath + 18; | |
| } | |
| else | |
| return(false); | |
| const char *placeHolder = strstr(subKey, "$VERSION"); | |
| char bestName[256]; | |
| bestName[0] = '\0'; | |
| // If we have a $VERSION placeholder, do the highest-version search. | |
| if (placeHolder) { | |
| const char *keyEnd = placeHolder - 1; | |
| const char *nextKey = placeHolder; | |
| // Find end of previous key. | |
| while ((keyEnd > subKey) && (*keyEnd != '\\')) | |
| keyEnd--; | |
| // Find end of key containing $VERSION. | |
| while (*nextKey && (*nextKey != '\\')) | |
| nextKey++; | |
| size_t partialKeyLength = keyEnd - subKey; | |
| char partialKey[256]; | |
| if (partialKeyLength > sizeof(partialKey)) | |
| partialKeyLength = sizeof(partialKey); | |
| strncpy(partialKey, subKey, partialKeyLength); | |
| partialKey[partialKeyLength] = '\0'; | |
| HKEY hTopKey = NULL; | |
| lResult = RegOpenKeyEx(hRootKey, partialKey, 0, KEY_READ, &hTopKey); | |
| if (lResult == ERROR_SUCCESS) { | |
| char keyName[256]; | |
| int bestIndex = -1; | |
| double bestValue = 0.0; | |
| DWORD index, size = sizeof(keyName) - 1; | |
| for (index = 0; RegEnumKeyEx(hTopKey, index, keyName, &size, NULL, | |
| NULL, NULL, NULL) == ERROR_SUCCESS; index++) { | |
| const char *sp = keyName; | |
| while (*sp && !isdigit(*sp)) | |
| sp++; | |
| if (!*sp) | |
| continue; | |
| const char *ep = sp + 1; | |
| while (*ep && (isdigit(*ep) || (*ep == '.'))) | |
| ep++; | |
| char numBuf[32]; | |
| strncpy(numBuf, sp, sizeof(numBuf) - 1); | |
| numBuf[sizeof(numBuf) - 1] = '\0'; | |
| double value = strtod(numBuf, NULL); | |
| if (value > bestValue) { | |
| bestIndex = (int)index; | |
| bestValue = value; | |
| strcpy(bestName, keyName); | |
| } | |
| size = sizeof(keyName) - 1; | |
| } | |
| // If we found the highest versioned key, open the key and get the value. | |
| if (bestIndex != -1) { | |
| // Append rest of key. | |
| strncat(bestName, nextKey, sizeof(bestName) - 1); | |
| bestName[sizeof(bestName) - 1] = '\0'; | |
| // Open the chosen key path remainder. | |
| lResult = RegOpenKeyEx(hTopKey, bestName, 0, KEY_READ, &hKey); | |
| if (lResult == ERROR_SUCCESS) { | |
| lResult = RegQueryValueEx(hKey, valueName, NULL, &valueType, | |
| (LPBYTE)value, &valueSize); | |
| if (lResult == ERROR_SUCCESS) | |
| returnValue = true; | |
| RegCloseKey(hKey); | |
| } | |
| } | |
| RegCloseKey(hTopKey); | |
| } | |
| } | |
| else { | |
| lResult = RegOpenKeyEx(hRootKey, subKey, 0, KEY_READ, &hKey); | |
| if (lResult == ERROR_SUCCESS) { | |
| lResult = RegQueryValueEx(hKey, valueName, NULL, &valueType, | |
| (LPBYTE)value, &valueSize); | |
| if (lResult == ERROR_SUCCESS) | |
| returnValue = true; | |
| RegCloseKey(hKey); | |
| } | |
| } | |
| return(returnValue); | |
| } | |
| #else // _MSC_VER | |
| // Read registry string. | |
| static bool getSystemRegistryString(const char*, const char*, char*, size_t) { | |
| return(false); | |
| } | |
| #endif // _MSC_VER | |
| // Get Visual Studio installation directory. | |
| static bool getVisualStudioDir(std::string &path) { | |
| char vsIDEInstallDir[256]; | |
| // Try the Windows registry first. | |
| bool hasVCDir = getSystemRegistryString( | |
| "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\VisualStudio\\$VERSION", | |
| "InstallDir", vsIDEInstallDir, sizeof(vsIDEInstallDir) - 1); | |
| // If we have both vc80 and vc90, pick version we were compiled with. | |
| if (hasVCDir && vsIDEInstallDir[0]) { | |
| char *p = (char*)strstr(vsIDEInstallDir, "\\Common7\\IDE"); | |
| if (p) | |
| *p = '\0'; | |
| path = vsIDEInstallDir; | |
| return(true); | |
| } | |
| else { | |
| // Try the environment. | |
| const char* vs90comntools = getenv("VS90COMNTOOLS"); | |
| const char* vs80comntools = getenv("VS80COMNTOOLS"); | |
| const char* vscomntools = NULL; | |
| // If we have both vc80 and vc90, pick version we were compiled with. | |
| if (vs90comntools && vs80comntools) { | |
| #if (_MSC_VER >= 1500) // VC90 | |
| vscomntools = vs90comntools; | |
| #elif (_MSC_VER == 1400) // VC80 | |
| vscomntools = vs80comntools; | |
| #else | |
| vscomntools = vs90comntools; | |
| #endif | |
| } | |
| else if (vs90comntools) | |
| vscomntools = vs90comntools; | |
| else if (vs80comntools) | |
| vscomntools = vs80comntools; | |
| if (vscomntools && *vscomntools) { | |
| char *p = (char*)strstr(vscomntools, "\\Common7\\Tools"); | |
| if (p) | |
| *p = '\0'; | |
| path = vscomntools; | |
| return(true); | |
| } | |
| else | |
| return(false); | |
| } | |
| return(false); | |
| } | |
| // Get Windows SDK installation directory. | |
| static bool getWindowsSDKDir(std::string &path) { | |
| char windowsSDKInstallDir[256]; | |
| // Try the Windows registry. | |
| bool hasSDKDir = getSystemRegistryString( | |
| "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Microsoft SDKs\\Windows\\$VERSION", | |
| "InstallationFolder", windowsSDKInstallDir, sizeof(windowsSDKInstallDir) - 1); | |
| // If we have both vc80 and vc90, pick version we were compiled with. | |
| if (hasSDKDir && windowsSDKInstallDir[0]) { | |
| path = windowsSDKInstallDir; | |
| return(true); | |
| } | |
| return(false); | |
| } | |
| void InitHeaderSearch::AddDefaultCIncludePaths(const llvm::Triple &triple) { | |
| // FIXME: temporary hack: hard-coded paths. | |
| llvm::StringRef CIncludeDirs(C_INCLUDE_DIRS); | |
| if (CIncludeDirs != "") { | |
| llvm::SmallVector<llvm::StringRef, 5> dirs; | |
| CIncludeDirs.split(dirs, ":"); | |
| for (llvm::SmallVectorImpl<llvm::StringRef>::iterator i = dirs.begin(); | |
| i != dirs.end(); | |
| ++i) | |
| AddPath(*i, System, false, false, false); | |
| return; | |
| } | |
| llvm::Triple::OSType os = triple.getOS(); | |
| switch (os) { | |
| case llvm::Triple::Win32: | |
| { | |
| std::string VSDir; | |
| std::string WindowsSDKDir; | |
| if (getVisualStudioDir(VSDir)) { | |
| AddPath(VSDir + "\\VC\\include", System, false, false, false); | |
| if (getWindowsSDKDir(WindowsSDKDir)) | |
| AddPath(WindowsSDKDir, System, false, false, false); | |
| else | |
| AddPath(VSDir + "\\VC\\PlatformSDK\\Include", | |
| System, false, false, false); | |
| } | |
| else { | |
| // Default install paths. | |
| AddPath("C:/Program Files/Microsoft Visual Studio 9.0/VC/include", | |
| System, false, false, false); | |
| AddPath( | |
| "C:/Program Files/Microsoft Visual Studio 9.0/VC/PlatformSDK/Include", | |
| System, false, false, false); | |
| AddPath("C:/Program Files/Microsoft Visual Studio 8/VC/include", | |
| System, false, false, false); | |
| AddPath( | |
| "C:/Program Files/Microsoft Visual Studio 8/VC/PlatformSDK/Include", | |
| System, false, false, false); | |
| // For some clang developers. | |
| AddPath("G:/Program Files/Microsoft Visual Studio 9.0/VC/include", | |
| System, false, false, false); | |
| AddPath( | |
| "G:/Program Files/Microsoft Visual Studio 9.0/VC/PlatformSDK/Include", | |
| System, false, false, false); | |
| } | |
| } | |
| break; | |
| case llvm::Triple::MinGW64: | |
| case llvm::Triple::MinGW32: | |
| AddPath("c:/mingw/include", System, true, false, false); | |
| break; | |
| default: | |
| break; | |
| } | |
| AddPath("/usr/local/include", System, true, false, false); | |
| AddPath("/usr/include", System, false, false, false); | |
| } | |
| void InitHeaderSearch::AddDefaultCPlusPlusIncludePaths(const llvm::Triple &triple) { | |
| llvm::Triple::OSType os = triple.getOS(); | |
| llvm::StringRef CxxIncludeRoot(CXX_INCLUDE_ROOT); | |
| if (CxxIncludeRoot != "") { | |
| llvm::StringRef CxxIncludeArch(CXX_INCLUDE_ARCH); | |
| if (CxxIncludeArch == "") | |
| AddGnuCPlusPlusIncludePaths(CxxIncludeRoot, triple.str().c_str(), | |
| CXX_INCLUDE_32BIT_DIR, CXX_INCLUDE_64BIT_DIR, triple); | |
| else | |
| AddGnuCPlusPlusIncludePaths(CxxIncludeRoot, CXX_INCLUDE_ARCH, | |
| CXX_INCLUDE_32BIT_DIR, CXX_INCLUDE_64BIT_DIR, triple); | |
| return; | |
| } | |
| // FIXME: temporary hack: hard-coded paths. | |
| switch (os) { | |
| case llvm::Triple::Cygwin: | |
| AddPath("/lib/gcc/i686-pc-cygwin/3.4.4/include", | |
| System, true, false, false); | |
| AddPath("/lib/gcc/i686-pc-cygwin/3.4.4/include/c++", | |
| System, true, false, false); | |
| break; | |
| case llvm::Triple::MinGW64: | |
| // Try gcc 4.4.0 | |
| AddMinGWCPlusPlusIncludePaths("c:/MinGW/lib/gcc", "mingw64", "4.4.0"); | |
| // Try gcc 4.3.0 | |
| AddMinGWCPlusPlusIncludePaths("c:/MinGW/lib/gcc", "mingw64", "4.3.0"); | |
| // Fall through. | |
| case llvm::Triple::MinGW32: | |
| // Try gcc 4.4.0 | |
| AddMinGWCPlusPlusIncludePaths("c:/MinGW/lib/gcc", "mingw32", "4.4.0"); | |
| // Try gcc 4.3.0 | |
| AddMinGWCPlusPlusIncludePaths("c:/MinGW/lib/gcc", "mingw32", "4.3.0"); | |
| break; | |
| case llvm::Triple::Darwin: | |
| AddGnuCPlusPlusIncludePaths("/usr/include/c++/4.2.1", | |
| "i686-apple-darwin10", "", "x86_64", triple); | |
| AddGnuCPlusPlusIncludePaths("/usr/include/c++/4.0.0", | |
| "i686-apple-darwin8", "", "", triple); | |
| break; | |
| case llvm::Triple::DragonFly: | |
| AddPath("/usr/include/c++/4.1", System, true, false, false); | |
| break; | |
| case llvm::Triple::Linux: | |
| // Exherbo (2010-01-25) | |
| AddGnuCPlusPlusIncludePaths("/usr/include/c++/4.4.3", | |
| "x86_64-pc-linux-gnu", "32", "", triple); | |
| AddGnuCPlusPlusIncludePaths("/usr/include/c++/4.4.3", | |
| "i686-pc-linux-gnu", "", "", triple); | |
| // Debian sid | |
| AddGnuCPlusPlusIncludePaths("/usr/include/c++/4.4", | |
| "x86_64-linux-gnu", "32", "", triple); | |
| AddGnuCPlusPlusIncludePaths("/usr/include/c++/4.4", | |
| "i486-linux-gnu", "64", "", triple); | |
| // Ubuntu 7.10 - Gutsy Gibbon | |
| AddGnuCPlusPlusIncludePaths("/usr/include/c++/4.1.3", | |
| "i486-linux-gnu", "", "", triple); | |
| // Ubuntu 9.04 | |
| AddGnuCPlusPlusIncludePaths("/usr/include/c++/4.3.3", | |
| "x86_64-linux-gnu","32", "", triple); | |
| // Ubuntu 9.10 | |
| AddGnuCPlusPlusIncludePaths("/usr/include/c++/4.4.1", | |
| "x86_64-linux-gnu", "32", "", triple); | |
| // Fedora 8 | |
| AddGnuCPlusPlusIncludePaths("/usr/include/c++/4.1.2", | |
| "i386-redhat-linux", "", "", triple); | |
| // Fedora 9 | |
| AddGnuCPlusPlusIncludePaths("/usr/include/c++/4.3.0", | |
| "i386-redhat-linux", "", "", triple); | |
| // Fedora 10 | |
| AddGnuCPlusPlusIncludePaths("/usr/include/c++/4.3.2", | |
| "i386-redhat-linux","", "", triple); | |
| // Fedora 10 x86_64 | |
| AddGnuCPlusPlusIncludePaths("/usr/include/c++/4.3.2", | |
| "x86_64-redhat-linux", "32", "", triple); | |
| // Fedora 11 | |
| AddGnuCPlusPlusIncludePaths("/usr/include/c++/4.4.1", | |
| "i586-redhat-linux","", "", triple); | |
| // Fedora 12 | |
| AddGnuCPlusPlusIncludePaths("/usr/include/c++/4.4.2", | |
| "i686-redhat-linux","", "", triple); | |
| // Fedora 12 (February-2010+) | |
| AddGnuCPlusPlusIncludePaths("/usr/include/c++/4.4.3", | |
| "i686-redhat-linux","", "", triple); | |
| // openSUSE 11.1 32 bit | |
| AddGnuCPlusPlusIncludePaths("/usr/include/c++/4.3", | |
| "i586-suse-linux", "", "", triple); | |
| // openSUSE 11.1 64 bit | |
| AddGnuCPlusPlusIncludePaths("/usr/include/c++/4.3", | |
| "x86_64-suse-linux", "32", "", triple); | |
| // openSUSE 11.2 | |
| AddGnuCPlusPlusIncludePaths("/usr/include/c++/4.4", | |
| "i586-suse-linux", "", "", triple); | |
| AddGnuCPlusPlusIncludePaths("/usr/include/c++/4.4", | |
| "x86_64-suse-linux", "", "", triple); | |
| // Arch Linux 2008-06-24 | |
| AddGnuCPlusPlusIncludePaths("/usr/include/c++/4.3.1", | |
| "i686-pc-linux-gnu", "", "", triple); | |
| AddGnuCPlusPlusIncludePaths("/usr/include/c++/4.3.1", | |
| "x86_64-unknown-linux-gnu", "", "", triple); | |
| // Gentoo x86 2009.1 stable | |
| AddGnuCPlusPlusIncludePaths( | |
| "/usr/lib/gcc/i686-pc-linux-gnu/4.3.4/include/g++-v4", | |
| "i686-pc-linux-gnu", "", "", triple); | |
| // Gentoo x86 2009.0 stable | |
| AddGnuCPlusPlusIncludePaths( | |
| "/usr/lib/gcc/i686-pc-linux-gnu/4.3.2/include/g++-v4", | |
| "i686-pc-linux-gnu", "", "", triple); | |
| // Gentoo x86 2008.0 stable | |
| AddGnuCPlusPlusIncludePaths( | |
| "/usr/lib/gcc/i686-pc-linux-gnu/4.1.2/include/g++-v4", | |
| "i686-pc-linux-gnu", "", "", triple); | |
| // Ubuntu 8.10 | |
| AddGnuCPlusPlusIncludePaths("/usr/include/c++/4.3", | |
| "i486-pc-linux-gnu", "", "", triple); | |
| // Ubuntu 9.04 | |
| AddGnuCPlusPlusIncludePaths("/usr/include/c++/4.3", | |
| "i486-linux-gnu","", "", triple); | |
| // Gentoo amd64 stable | |
| AddGnuCPlusPlusIncludePaths( | |
| "/usr/lib/gcc/x86_64-pc-linux-gnu/4.1.2/include/g++-v4", | |
| "i686-pc-linux-gnu", "", "", triple); | |
| // Gentoo amd64 gcc 4.3.2 | |
| AddGnuCPlusPlusIncludePaths( | |
| "/usr/lib/gcc/x86_64-pc-linux-gnu/4.3.2/include/g++-v4", | |
| "x86_64-pc-linux-gnu", "", "", triple); | |
| // Gentoo amd64 gcc 4.4.3 | |
| AddGnuCPlusPlusIncludePaths( | |
| "/usr/lib/gcc/x86_64-pc-linux-gnu/4.4.3/include/g++-v4", | |
| "x86_64-pc-linux-gnu", "32", "", triple); | |
| break; | |
| case llvm::Triple::FreeBSD: | |
| AddGnuCPlusPlusIncludePaths("/usr/include/c++/4.2", "", "", "", triple); | |
| break; | |
| case llvm::Triple::Solaris: | |
| // Solaris - Fall though.. | |
| case llvm::Triple::AuroraUX: | |
| // AuroraUX | |
| AddGnuCPlusPlusIncludePaths("/opt/gcc4/include/c++/4.2.4", | |
| "i386-pc-solaris2.11", "", "", triple); | |
| break; | |
| default: | |
| break; | |
| } | |
| } | |
| void InitHeaderSearch::AddDefaultSystemIncludePaths(const LangOptions &Lang, | |
| const llvm::Triple &triple) { | |
| if (Lang.CPlusPlus) | |
| AddDefaultCPlusPlusIncludePaths(triple); | |
| AddDefaultCIncludePaths(triple); | |
| // Add the default framework include paths on Darwin. | |
| if (triple.getOS() == llvm::Triple::Darwin) { | |
| AddPath("/System/Library/Frameworks", System, true, false, true); | |
| AddPath("/Library/Frameworks", System, true, false, true); | |
| } | |
| } | |
| /// RemoveDuplicates - If there are duplicate directory entries in the specified | |
| /// search list, remove the later (dead) ones. | |
| static void RemoveDuplicates(std::vector<DirectoryLookup> &SearchList, | |
| bool Verbose) { | |
| llvm::SmallPtrSet<const DirectoryEntry *, 8> SeenDirs; | |
| llvm::SmallPtrSet<const DirectoryEntry *, 8> SeenFrameworkDirs; | |
| llvm::SmallPtrSet<const HeaderMap *, 8> SeenHeaderMaps; | |
| for (unsigned i = 0; i != SearchList.size(); ++i) { | |
| unsigned DirToRemove = i; | |
| const DirectoryLookup &CurEntry = SearchList[i]; | |
| if (CurEntry.isNormalDir()) { | |
| // If this isn't the first time we've seen this dir, remove it. | |
| if (SeenDirs.insert(CurEntry.getDir())) | |
| continue; | |
| } else if (CurEntry.isFramework()) { | |
| // If this isn't the first time we've seen this framework dir, remove it. | |
| if (SeenFrameworkDirs.insert(CurEntry.getFrameworkDir())) | |
| continue; | |
| } else { | |
| assert(CurEntry.isHeaderMap() && "Not a headermap or normal dir?"); | |
| // If this isn't the first time we've seen this headermap, remove it. | |
| if (SeenHeaderMaps.insert(CurEntry.getHeaderMap())) | |
| continue; | |
| } | |
| // If we have a normal #include dir/framework/headermap that is shadowed | |
| // later in the chain by a system include location, we actually want to | |
| // ignore the user's request and drop the user dir... keeping the system | |
| // dir. This is weird, but required to emulate GCC's search path correctly. | |
| // | |
| // Since dupes of system dirs are rare, just rescan to find the original | |
| // that we're nuking instead of using a DenseMap. | |
| if (CurEntry.getDirCharacteristic() != SrcMgr::C_User) { | |
| // Find the dir that this is the same of. | |
| unsigned FirstDir; | |
| for (FirstDir = 0; ; ++FirstDir) { | |
| assert(FirstDir != i && "Didn't find dupe?"); | |
| const DirectoryLookup &SearchEntry = SearchList[FirstDir]; | |
| // If these are different lookup types, then they can't be the dupe. | |
| if (SearchEntry.getLookupType() != CurEntry.getLookupType()) | |
| continue; | |
| bool isSame; | |
| if (CurEntry.isNormalDir()) | |
| isSame = SearchEntry.getDir() == CurEntry.getDir(); | |
| else if (CurEntry.isFramework()) | |
| isSame = SearchEntry.getFrameworkDir() == CurEntry.getFrameworkDir(); | |
| else { | |
| assert(CurEntry.isHeaderMap() && "Not a headermap or normal dir?"); | |
| isSame = SearchEntry.getHeaderMap() == CurEntry.getHeaderMap(); | |
| } | |
| if (isSame) | |
| break; | |
| } | |
| // If the first dir in the search path is a non-system dir, zap it | |
| // instead of the system one. | |
| if (SearchList[FirstDir].getDirCharacteristic() == SrcMgr::C_User) | |
| DirToRemove = FirstDir; | |
| } | |
| if (Verbose) { | |
| llvm::errs() << "ignoring duplicate directory \"" | |
| << CurEntry.getName() << "\"\n"; | |
| if (DirToRemove != i) | |
| llvm::errs() << " as it is a non-system directory that duplicates " | |
| << "a system directory\n"; | |
| } | |
| // This is reached if the current entry is a duplicate. Remove the | |
| // DirToRemove (usually the current dir). | |
| SearchList.erase(SearchList.begin()+DirToRemove); | |
| --i; | |
| } | |
| } | |
| void InitHeaderSearch::Realize() { | |
| // Concatenate ANGLE+SYSTEM+AFTER chains together into SearchList. | |
| std::vector<DirectoryLookup> SearchList; | |
| SearchList = IncludeGroup[Angled]; | |
| SearchList.insert(SearchList.end(), IncludeGroup[System].begin(), | |
| IncludeGroup[System].end()); | |
| SearchList.insert(SearchList.end(), IncludeGroup[After].begin(), | |
| IncludeGroup[After].end()); | |
| RemoveDuplicates(SearchList, Verbose); | |
| RemoveDuplicates(IncludeGroup[Quoted], Verbose); | |
| // Prepend QUOTED list on the search list. | |
| SearchList.insert(SearchList.begin(), IncludeGroup[Quoted].begin(), | |
| IncludeGroup[Quoted].end()); | |
| bool DontSearchCurDir = false; // TODO: set to true if -I- is set? | |
| Headers.SetSearchPaths(SearchList, IncludeGroup[Quoted].size(), | |
| DontSearchCurDir); | |
| // If verbose, print the list of directories that will be searched. | |
| if (Verbose) { | |
| llvm::errs() << "#include \"...\" search starts here:\n"; | |
| unsigned QuotedIdx = IncludeGroup[Quoted].size(); | |
| for (unsigned i = 0, e = SearchList.size(); i != e; ++i) { | |
| if (i == QuotedIdx) | |
| llvm::errs() << "#include <...> search starts here:\n"; | |
| const char *Name = SearchList[i].getName(); | |
| const char *Suffix; | |
| if (SearchList[i].isNormalDir()) | |
| Suffix = ""; | |
| else if (SearchList[i].isFramework()) | |
| Suffix = " (framework directory)"; | |
| else { | |
| assert(SearchList[i].isHeaderMap() && "Unknown DirectoryLookup"); | |
| Suffix = " (headermap)"; | |
| } | |
| llvm::errs() << " " << Name << Suffix << "\n"; | |
| } | |
| llvm::errs() << "End of search list.\n"; | |
| } | |
| } | |
| void clang::ApplyHeaderSearchOptions(HeaderSearch &HS, | |
| const HeaderSearchOptions &HSOpts, | |
| const LangOptions &Lang, | |
| const llvm::Triple &Triple) { | |
| InitHeaderSearch Init(HS, HSOpts.Verbose, HSOpts.Sysroot); | |
| // Add the user defined entries. | |
| for (unsigned i = 0, e = HSOpts.UserEntries.size(); i != e; ++i) { | |
| const HeaderSearchOptions::Entry &E = HSOpts.UserEntries[i]; | |
| Init.AddPath(E.Path, E.Group, false, E.IsUserSupplied, E.IsFramework, | |
| false); | |
| } | |
| // Add entries from CPATH and friends. | |
| Init.AddDelimitedPaths(HSOpts.EnvIncPath); | |
| if (Lang.CPlusPlus && Lang.ObjC1) | |
| Init.AddDelimitedPaths(HSOpts.ObjCXXEnvIncPath); | |
| else if (Lang.CPlusPlus) | |
| Init.AddDelimitedPaths(HSOpts.CXXEnvIncPath); | |
| else if (Lang.ObjC1) | |
| Init.AddDelimitedPaths(HSOpts.ObjCEnvIncPath); | |
| else | |
| Init.AddDelimitedPaths(HSOpts.CEnvIncPath); | |
| if (HSOpts.UseBuiltinIncludes) { | |
| // Ignore the sys root, we *always* look for clang headers relative to | |
| // supplied path. | |
| llvm::sys::Path P(HSOpts.ResourceDir); | |
| P.appendComponent("include"); | |
| Init.AddPath(P.str(), System, false, false, false, /*IgnoreSysRoot=*/ true); | |
| } | |
| if (HSOpts.UseStandardIncludes) | |
| Init.AddDefaultSystemIncludePaths(Lang, Triple); | |
| Init.Realize(); | |
| } |