| //===--- 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/Triple.h" |
| #include "llvm/Support/raw_ostream.h" |
| #include "llvm/System/Path.h" |
| #include "llvm/Config/config.h" |
| #include <cstdio> |
| #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::StringRef &Path, IncludeDirGroup Group, |
| bool isCXXAware, bool isUserSupplied, |
| bool isFramework, bool IgnoreSysRoot = false); |
| |
| /// AddGnuCPlusPlusIncludePaths - Add the necessary paths to suport a gnu |
| /// libstdc++. |
| void AddGnuCPlusPlusIncludePaths(const std::string &Base, const char *Dir32, |
| const char *Dir64, |
| const llvm::Triple &triple); |
| |
| /// AddMinGWCPlusPlusIncludePaths - Add the necessary paths to suport a MinGW |
| /// libstdc++. |
| void AddMinGWCPlusPlusIncludePaths(const std::string &Base, |
| const char *Arch, |
| const char *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(const char *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::StringRef &Path, |
| IncludeDirGroup Group, bool isCXXAware, |
| bool isUserSupplied, bool isFramework, |
| bool IgnoreSysRoot) { |
| assert(!Path.empty() && "can't handle empty path here"); |
| FileManager &FM = Headers.getFileMgr(); |
| |
| // Compute the actual path, taking into consideration -isysroot. |
| llvm::SmallString<256> MappedPath; |
| |
| // 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.append(isysroot.begin(), isysroot.end()); |
| } |
| |
| MappedPath.append(Path.begin(), Path.end()); |
| |
| // 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(const char *at) { |
| if (*at == 0) // Empty string should not add '.' path. |
| return; |
| |
| const char* delim = strchr(at, llvm::sys::PathSeparator); |
| while (delim != 0) { |
| if (delim-at == 0) |
| AddPath(".", Angled, false, true, false); |
| else |
| AddPath(llvm::StringRef(at, delim-at), Angled, false, true, false); |
| at = delim + 1; |
| delim = strchr(at, llvm::sys::PathSeparator); |
| } |
| if (*at == 0) |
| AddPath(".", Angled, false, true, false); |
| else |
| AddPath(at, Angled, false, true, false); |
| } |
| |
| void InitHeaderSearch::AddGnuCPlusPlusIncludePaths(const std::string &Base, |
| const char *Dir32, |
| const char *Dir64, |
| const llvm::Triple &triple) { |
| llvm::Triple::ArchType arch = triple.getArch(); |
| bool is64bit = arch == llvm::Triple::ppc64 || arch == llvm::Triple::x86_64; |
| |
| AddPath(Base, System, true, false, false); |
| if (is64bit) |
| AddPath(Base + "/" + Dir64, System, true, false, false); |
| else |
| AddPath(Base + "/" + Dir32, System, true, false, false); |
| AddPath(Base + "/backward", System, true, false, false); |
| } |
| |
| void InitHeaderSearch::AddMinGWCPlusPlusIncludePaths(const std::string &Base, |
| const char *Arch, |
| const char *Version) { |
| std::string localBase = Base + "/" + Arch + "/" + Version + "/include"; |
| AddPath(localBase, System, true, false, false); |
| AddPath(localBase + "/c++", System, true, false, false); |
| AddPath(localBase + "/c++/backward", System, true, false, false); |
| } |
| |
| // FIXME: This probably should goto to some platform utils place. |
| #ifdef _MSC_VER |
| // Read registry string. |
| 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; |
| 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); |
| long 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. |
| bool getSystemRegistryString(const char *, const char *, char *, size_t) { |
| return(false); |
| } |
| #endif // _MSC_VER |
| |
| // Get Visual Studio installation directory. |
| bool getVisualStudioDir(std::string &path) { |
| // Try the Windows registry first. |
| char vs80IDEInstallDir[256]; |
| char vs90IDEInstallDir[256]; |
| const char* vsIDEInstallDir = NULL; |
| bool has80 = getSystemRegistryString( |
| "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\VisualStudio\\8.0", |
| "InstallDir", vs80IDEInstallDir, sizeof(vs80IDEInstallDir) - 1); |
| bool has90 = getSystemRegistryString( |
| "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\VisualStudio\\9.0", |
| "InstallDir", vs90IDEInstallDir, sizeof(vs90IDEInstallDir) - 1); |
| // If we have both vc80 and vc90, pick version we were compiled with. |
| if (has80 && has90) { |
| #ifdef _MSC_VER |
| #if (_MSC_VER >= 1500) // VC90 |
| vsIDEInstallDir = vs90IDEInstallDir; |
| #elif (_MSC_VER == 1400) // VC80 |
| vsIDEInstallDir = vs80IDEInstallDir; |
| #else |
| vsIDEInstallDir = vs90IDEInstallDir; |
| #endif |
| #else |
| vsIDEInstallDir = vs90IDEInstallDir; |
| #endif |
| } |
| else if (has90) |
| vsIDEInstallDir = vs90IDEInstallDir; |
| else if (has80) |
| vsIDEInstallDir = vs80IDEInstallDir; |
| if (vsIDEInstallDir && *vsIDEInstallDir) { |
| 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); |
| } |
| |
| void InitHeaderSearch::AddDefaultCIncludePaths(const llvm::Triple &triple) { |
| // FIXME: temporary hack: hard-coded paths. |
| llvm::Triple::OSType os = triple.getOS(); |
| switch (os) { |
| case llvm::Triple::Win32: |
| { |
| std::string VSDir; |
| if (getVisualStudioDir(VSDir)) { |
| AddPath(VSDir + "\\VC\\include", System, false, false, false); |
| 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, false, false, false); |
| AddPath("/usr/include", System, false, false, false); |
| } |
| |
| void InitHeaderSearch::AddDefaultCPlusPlusIncludePaths(const llvm::Triple &triple) { |
| llvm::Triple::OSType os = triple.getOS(); |
| // 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", |
| "i686-apple-darwin10/x86_64", |
| triple); |
| AddGnuCPlusPlusIncludePaths("/usr/include/c++/4.0.0", |
| "i686-apple-darwin8", |
| "i686-apple-darwin8", |
| triple); |
| break; |
| case llvm::Triple::Linux: |
| // Ubuntu 7.10 - Gutsy Gibbon |
| AddGnuCPlusPlusIncludePaths("/usr/include/c++/4.1.3", |
| "i486-linux-gnu", |
| "i486-linux-gnu", |
| triple); |
| // Ubuntu 9.04 |
| AddGnuCPlusPlusIncludePaths("/usr/include/c++/4.3.3", |
| "x86_64-linux-gnu/32", |
| "x86_64-linux-gnu", |
| triple); |
| // Ubuntu 9.10 |
| AddGnuCPlusPlusIncludePaths("/usr/include/c++/4.4.1", |
| "x86_64-linux-gnu/32", |
| "x86_64-linux-gnu", |
| triple); |
| // Fedora 8 |
| AddGnuCPlusPlusIncludePaths("/usr/include/c++/4.1.2", |
| "i386-redhat-linux", |
| "i386-redhat-linux", |
| triple); |
| // Fedora 9 |
| AddGnuCPlusPlusIncludePaths("/usr/include/c++/4.3.0", |
| "i386-redhat-linux", |
| "i386-redhat-linux", |
| triple); |
| // Fedora 10 |
| AddGnuCPlusPlusIncludePaths("/usr/include/c++/4.3.2", |
| "i386-redhat-linux", |
| "i386-redhat-linux", |
| triple); |
| // openSUSE 11.1 32 bit |
| AddGnuCPlusPlusIncludePaths("/usr/include/c++/4.3", |
| "i586-suse-linux", |
| "i586-suse-linux", |
| triple); |
| // openSUSE 11.1 64 bit |
| AddGnuCPlusPlusIncludePaths("/usr/include/c++/4.3", |
| "x86_64-suse-linux/32", |
| "x86_64-suse-linux", |
| triple); |
| // openSUSE 11.2 |
| AddGnuCPlusPlusIncludePaths("/usr/include/c++/4.4", |
| "i586-suse-linux", |
| "i586-suse-linux", |
| triple); |
| AddGnuCPlusPlusIncludePaths("/usr/include/c++/4.4", |
| "x86_64-suse-linux", |
| "x86_64-suse-linux", |
| triple); |
| // Arch Linux 2008-06-24 |
| AddGnuCPlusPlusIncludePaths("/usr/include/c++/4.3.1", |
| "i686-pc-linux-gnu", |
| "i686-pc-linux-gnu", |
| triple); |
| AddGnuCPlusPlusIncludePaths("/usr/include/c++/4.3.1", |
| "x86_64-unknown-linux-gnu", |
| "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", |
| "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", |
| "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", |
| "i686-pc-linux-gnu", |
| triple); |
| // Ubuntu 8.10 |
| AddGnuCPlusPlusIncludePaths("/usr/include/c++/4.3", |
| "i486-pc-linux-gnu", |
| "i486-pc-linux-gnu", |
| triple); |
| // Ubuntu 9.04 |
| AddGnuCPlusPlusIncludePaths("/usr/include/c++/4.3", |
| "i486-linux-gnu", |
| "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", |
| "i686-pc-linux-gnu", |
| triple); |
| // Exherbo (2009-10-26) |
| AddGnuCPlusPlusIncludePaths( |
| "/usr/include/c++/4.4.2", |
| "x86_64-pc-linux-gnu/32", |
| "x86_64-pc-linux-gnu", |
| triple); |
| AddGnuCPlusPlusIncludePaths( |
| "/usr/include/c++/4.4.2", |
| "i686-pc-linux-gnu", |
| "i686-pc-linux-gnu", |
| triple); |
| break; |
| case llvm::Triple::FreeBSD: |
| // DragonFly |
| AddPath("/usr/include/c++/4.1", System, true, false, false); |
| // FreeBSD |
| AddPath("/usr/include/c++/4.2", System, true, false, false); |
| 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", |
| "i386-pc-solaris2.11", |
| triple); |
| break; |
| default: |
| break; |
| } |
| } |
| |
| void InitHeaderSearch::AddDefaultSystemIncludePaths(const LangOptions &Lang, |
| const llvm::Triple &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); |
| } |
| |
| if (Lang.CPlusPlus) |
| AddDefaultCPlusPlusIncludePaths(triple); |
| } |
| |
| /// 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) { |
| fprintf(stderr, "ignoring duplicate directory \"%s\"\n", |
| CurEntry.getName()); |
| if (DirToRemove != i) |
| fprintf(stderr, " 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) { |
| fprintf(stderr, "#include \"...\" search starts here:\n"); |
| unsigned QuotedIdx = IncludeGroup[Quoted].size(); |
| for (unsigned i = 0, e = SearchList.size(); i != e; ++i) { |
| if (i == QuotedIdx) |
| fprintf(stderr, "#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)"; |
| } |
| fprintf(stderr, " %s%s\n", Name, Suffix); |
| } |
| fprintf(stderr, "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, E.IsCXXAware, E.IsUserSupplied, E.IsFramework, |
| E.IgnoreSysRoot); |
| } |
| |
| // Add entries from CPATH and friends. |
| Init.AddDelimitedPaths(HSOpts.EnvIncPath.c_str()); |
| Init.AddDelimitedPaths(HSOpts.LangEnvIncPath.c_str()); |
| |
| if (!HSOpts.BuiltinIncludePath.empty()) { |
| // Ignore the sys root, we *always* look for clang headers relative to |
| // supplied path. |
| Init.AddPath(HSOpts.BuiltinIncludePath, System, |
| false, false, false, /*IgnoreSysRoot=*/ true); |
| } |
| |
| if (HSOpts.UseStandardIncludes) |
| Init.AddDefaultSystemIncludePaths(Lang, Triple); |
| |
| Init.Realize(); |
| } |