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-rw-r--r--lib/Frontend/InitHeaderSearch.cpp289
1 files changed, 180 insertions, 109 deletions
diff --git a/lib/Frontend/InitHeaderSearch.cpp b/lib/Frontend/InitHeaderSearch.cpp
index c0b4ebaab03b..d19ae9861ed6 100644
--- a/lib/Frontend/InitHeaderSearch.cpp
+++ b/lib/Frontend/InitHeaderSearch.cpp
@@ -11,12 +11,16 @@
//
//===----------------------------------------------------------------------===//
-#include "clang/Frontend/InitHeaderSearch.h"
-#include "clang/Lex/HeaderSearch.h"
+#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/Support/raw_ostream.h"
#include "llvm/System/Path.h"
#include "llvm/Config/config.h"
@@ -26,6 +30,66 @@
#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 *ArchDir,
+ 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,
@@ -82,9 +146,8 @@ void InitHeaderSearch::AddPath(const llvm::StringRef &Path,
}
-void InitHeaderSearch::AddEnvVarPaths(const char *Name) {
- const char* at = getenv(Name);
- if (!at || *at == 0) // Empty string should not add '.' path.
+void InitHeaderSearch::AddDelimitedPaths(const char *at) {
+ if (*at == 0) // Empty string should not add '.' path.
return;
const char* delim = strchr(at, llvm::sys::PathSeparator);
@@ -103,27 +166,30 @@ void InitHeaderSearch::AddEnvVarPaths(const char *Name) {
}
void InitHeaderSearch::AddGnuCPlusPlusIncludePaths(const std::string &Base,
+ const char *ArchDir,
const char *Dir32,
const char *Dir64,
const llvm::Triple &triple) {
+ // Add the common dirs
+ AddPath(Base, System, true, false, false);
+ AddPath(Base + "/backward", 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;
-
- AddPath(Base, System, true, false, false);
if (is64bit)
- AddPath(Base + "/" + Dir64, System, true, false, false);
+ AddPath(Base + "/" + ArchDir + "/" + Dir64, System, true, false, false);
else
- AddPath(Base + "/" + Dir32, System, true, false, false);
- AddPath(Base + "/backward", System, true, false, false);
+ AddPath(Base + "/" + ArchDir + "/" + Dir32, 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);
+ 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.
@@ -243,6 +309,16 @@ bool getVisualStudioDir(std::string &path) {
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:
@@ -288,6 +364,17 @@ void InitHeaderSearch::AddDefaultCIncludePaths(const llvm::Triple &triple) {
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:
@@ -310,113 +397,77 @@ void InitHeaderSearch::AddDefaultCPlusPlusIncludePaths(const llvm::Triple &tripl
break;
case llvm::Triple::Darwin:
AddGnuCPlusPlusIncludePaths("/usr/include/c++/4.2.1",
- "i686-apple-darwin10",
- "i686-apple-darwin10/x86_64",
- triple);
+ "i686-apple-darwin10", "", "x86_64", triple);
AddGnuCPlusPlusIncludePaths("/usr/include/c++/4.0.0",
- "i686-apple-darwin8",
- "i686-apple-darwin8",
- triple);
+ "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);
+ "i486-linux-gnu", "", "", triple);
// Ubuntu 9.04
AddGnuCPlusPlusIncludePaths("/usr/include/c++/4.3.3",
- "x86_64-linux-gnu/32",
- "x86_64-linux-gnu",
- triple);
+ "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",
- "i386-redhat-linux",
- triple);
+ "i386-redhat-linux", "", "", triple);
// Fedora 9
AddGnuCPlusPlusIncludePaths("/usr/include/c++/4.3.0",
- "i386-redhat-linux",
- "i386-redhat-linux",
- triple);
+ "i386-redhat-linux", "", "", triple);
// Fedora 10
AddGnuCPlusPlusIncludePaths("/usr/include/c++/4.3.2",
- "i386-redhat-linux",
- "i386-redhat-linux",
- triple);
+ "i386-redhat-linux","", "", triple);
+
+ // Fedora 11
+ AddGnuCPlusPlusIncludePaths("/usr/include/c++/4.4.1",
+ "i586-redhat-linux","", "", triple);
+
// openSUSE 11.1 32 bit
AddGnuCPlusPlusIncludePaths("/usr/include/c++/4.3",
- "i586-suse-linux",
- "i586-suse-linux",
- triple);
+ "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);
+ "x86_64-suse-linux", "32", "", triple);
// openSUSE 11.2
AddGnuCPlusPlusIncludePaths("/usr/include/c++/4.4",
- "i586-suse-linux",
- "i586-suse-linux",
- triple);
+ "i586-suse-linux", "", "", triple);
AddGnuCPlusPlusIncludePaths("/usr/include/c++/4.4",
- "x86_64-suse-linux",
- "x86_64-suse-linux",
- triple);
+ "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);
+ "i686-pc-linux-gnu", "", "", triple);
AddGnuCPlusPlusIncludePaths("/usr/include/c++/4.3.1",
- "x86_64-unknown-linux-gnu",
- "x86_64-unknown-linux-gnu",
- triple);
+ "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);
+ "/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",
- "i686-pc-linux-gnu",
- triple);
+ "/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",
- "i686-pc-linux-gnu",
- triple);
+ "/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",
- "i486-pc-linux-gnu",
- triple);
+ "i486-pc-linux-gnu", "", "", triple);
// Ubuntu 9.04
AddGnuCPlusPlusIncludePaths("/usr/include/c++/4.3",
- "i486-linux-gnu",
- "i486-linux-gnu",
- triple);
+ "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);
+ "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);
+ AddGnuCPlusPlusIncludePaths("/usr/include/c++/4.4.2",
+ "x86_64-pc-linux-gnu", "32", "", triple);
+ AddGnuCPlusPlusIncludePaths("/usr/include/c++/4.4.2",
+ "i686-pc-linux-gnu", "", "", triple);
break;
case llvm::Triple::FreeBSD:
// DragonFly
@@ -429,44 +480,27 @@ void InitHeaderSearch::AddDefaultCPlusPlusIncludePaths(const llvm::Triple &tripl
case llvm::Triple::AuroraUX:
// AuroraUX
AddGnuCPlusPlusIncludePaths("/opt/gcc4/include/c++/4.2.4",
- "i386-pc-solaris2.11",
- "i386-pc-solaris2.11",
- triple);
+ "i386-pc-solaris2.11", "", "", triple);
break;
default:
break;
}
}
-void InitHeaderSearch::AddDefaultFrameworkIncludePaths(const llvm::Triple &triple) {
- llvm::Triple::OSType os = triple.getOS();
- if (os != llvm::Triple::Darwin)
- return;
- AddPath("/System/Library/Frameworks", System, true, false, true);
- AddPath("/Library/Frameworks", System, true, false, true);
-}
-
void InitHeaderSearch::AddDefaultSystemIncludePaths(const LangOptions &Lang,
const llvm::Triple &triple) {
AddDefaultCIncludePaths(triple);
- AddDefaultFrameworkIncludePaths(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);
}
-void InitHeaderSearch::AddDefaultEnvVarPaths(const LangOptions &Lang) {
- AddEnvVarPaths("CPATH");
- if (Lang.CPlusPlus && Lang.ObjC1)
- AddEnvVarPaths("OBJCPLUS_INCLUDE_PATH");
- else if (Lang.CPlusPlus)
- AddEnvVarPaths("CPLUS_INCLUDE_PATH");
- else if (Lang.ObjC1)
- AddEnvVarPaths("OBJC_INCLUDE_PATH");
- else
- AddEnvVarPaths("C_INCLUDE_PATH");
-}
-
-
/// RemoveDuplicates - If there are duplicate directory entries in the specified
/// search list, remove the later (dead) ones.
static void RemoveDuplicates(std::vector<DirectoryLookup> &SearchList,
@@ -591,3 +625,40 @@ void InitHeaderSearch::Realize() {
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, false, E.IsUserSupplied, E.IsFramework,
+ false);
+ }
+
+ // Add entries from CPATH and friends.
+ Init.AddDelimitedPaths(HSOpts.EnvIncPath.c_str());
+ if (Lang.CPlusPlus && Lang.ObjC1)
+ Init.AddDelimitedPaths(HSOpts.ObjCXXEnvIncPath.c_str());
+ else if (Lang.CPlusPlus)
+ Init.AddDelimitedPaths(HSOpts.CXXEnvIncPath.c_str());
+ else if (Lang.ObjC1)
+ Init.AddDelimitedPaths(HSOpts.ObjCEnvIncPath.c_str());
+ else
+ Init.AddDelimitedPaths(HSOpts.CEnvIncPath.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();
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-09-21 13:51:52 +0000