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Move most of HeaderSearch initialization to libDriver. 

For example, adding the default system include paths in clients is now as
simple as

  InitHeaderSearch init(headers);
  init.AddDefaultSystemIncludePaths(langopts);
  init.Realize();

llvm-svn: 55174
This commit is contained in:
Nico Weber 2008-08-22 09:25:22 +00:00
parent 09617418e8
commit ed9b4100a8
3 changed files with 409 additions and 312 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

335
clang/Driver/clang.cpp
View File

@ -25,6 +25,7 @@
#include "clang.h"
#include "ASTConsumers.h"
#include "HTMLDiagnostics.h"
#include "clang/Driver/InitHeaderSearch.h"
#include "clang/Driver/TextDiagnosticBuffer.h"
#include "clang/Driver/TextDiagnosticPrinter.h"
#include "clang/Analysis/PathDiagnostic.h"
@ -757,170 +758,43 @@ isysroot("isysroot", llvm::cl::value_desc("dir"), llvm::cl::init("/"),
llvm::cl::desc("Set the system root directory (usually /)"));
// Finally, implement the code that groks the options above.
enum IncludeDirGroup {
Quoted = 0,
Angled,
System,
After
};
static std::vector<DirectoryLookup> IncludeGroup[4];
/// AddPath - Add the specified path to the specified group list.
///
static void AddPath(const std::string &Path, IncludeDirGroup Group,
bool isCXXAware, bool isUserSupplied,
bool isFramework, HeaderSearch &HS) {
assert(!Path.empty() && "can't handle empty path here");
FileManager &FM = HS.getFileMgr();
// Compute the actual path, taking into consideration -isysroot.
llvm::SmallString<256> MappedPath;
// Handle isysroot.
if (Group == System) {
// 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.
DirectoryLookup::DirType Type;
if (Group == Quoted || Group == Angled)
Type = DirectoryLookup::NormalHeaderDir;
else if (isCXXAware)
Type = DirectoryLookup::SystemHeaderDir;
else
Type = DirectoryLookup::ExternCSystemHeaderDir;
// If the directory exists, add it.
if (const DirectoryEntry *DE = FM.getDirectory(&MappedPath[0],
&MappedPath[0]+
MappedPath.size())) {
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[0],
&MappedPath[0]+MappedPath.size())) {
if (const HeaderMap *HM = HS.CreateHeaderMap(FE)) {
// It is a headermap, add it to the search path.
IncludeGroup[Group].push_back(DirectoryLookup(HM, Type,isUserSupplied));
return;
}
}
}
if (Verbose)
fprintf(stderr, "ignoring nonexistent directory \"%s\"\n", Path.c_str());
}
/// RemoveDuplicates - If there are duplicate directory entries in the specified
/// search list, remove the later (dead) ones.
static void RemoveDuplicates(std::vector<DirectoryLookup> &SearchList) {
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) {
if (SearchList[i].isNormalDir()) {
// If this isn't the first time we've seen this dir, remove it.
if (SeenDirs.insert(SearchList[i].getDir()))
continue;
if (Verbose)
fprintf(stderr, "ignoring duplicate directory \"%s\"\n",
SearchList[i].getDir()->getName());
} else if (SearchList[i].isFramework()) {
// If this isn't the first time we've seen this framework dir, remove it.
if (SeenFrameworkDirs.insert(SearchList[i].getFrameworkDir()))
continue;
if (Verbose)
fprintf(stderr, "ignoring duplicate framework \"%s\"\n",
SearchList[i].getFrameworkDir()->getName());
} else {
assert(SearchList[i].isHeaderMap() && "Not a headermap or normal dir?");
// If this isn't the first time we've seen this headermap, remove it.
if (SeenHeaderMaps.insert(SearchList[i].getHeaderMap()))
continue;
if (Verbose)
fprintf(stderr, "ignoring duplicate directory \"%s\"\n",
SearchList[i].getDir()->getName());
}
// This is reached if the current entry is a duplicate.
SearchList.erase(SearchList.begin()+i);
--i;
}
}
// AddEnvVarPaths - Add a list of paths from an environment variable to a
// header search list.
//
static void AddEnvVarPaths(const char *Name, HeaderSearch &Headers) {
const char* at = getenv(Name);
if (!at)
return;
const char* delim = strchr(at, llvm::sys::PathSeparator);
while (delim != 0) {
if (delim-at == 0)
AddPath(".", Angled, false, true, false, Headers);
else
AddPath(std::string(at, std::string::size_type(delim-at)), Angled, false,
true, false, Headers);
at = delim + 1;
delim = strchr(at, llvm::sys::PathSeparator);
}
if (*at == 0)
AddPath(".", Angled, false, true, false, Headers);
else
AddPath(at, Angled, false, true, false, Headers);
}
/// InitializeIncludePaths - Process the -I options and set them in the
/// HeaderSearch object.
static void InitializeIncludePaths(const char *Argv0, HeaderSearch &Headers,
FileManager &FM, const LangOptions &Lang) {
void InitializeIncludePaths(const char *Argv0, HeaderSearch &Headers,
FileManager &FM, const LangOptions &Lang) {
InitHeaderSearch Init(Headers, Verbose, isysroot);
// Handle -I... and -F... options, walking the lists in parallel.
unsigned Iidx = 0, Fidx = 0;
while (Iidx < I_dirs.size() && Fidx < F_dirs.size()) {
if (I_dirs.getPosition(Iidx) < F_dirs.getPosition(Fidx)) {
AddPath(I_dirs[Iidx], Angled, false, true, false, Headers);
Init.AddPath(I_dirs[Iidx], InitHeaderSearch::Angled, false, true, false);
++Iidx;
} else {
AddPath(F_dirs[Fidx], Angled, false, true, true, Headers);
Init.AddPath(F_dirs[Fidx], InitHeaderSearch::Angled, false, true, true);
++Fidx;
}
}
// Consume what's left from whatever list was longer.
for (; Iidx != I_dirs.size(); ++Iidx)
AddPath(I_dirs[Iidx], Angled, false, true, false, Headers);
Init.AddPath(I_dirs[Iidx], InitHeaderSearch::Angled, false, true, false);
for (; Fidx != F_dirs.size(); ++Fidx)
AddPath(F_dirs[Fidx], Angled, false, true, true, Headers);
Init.AddPath(F_dirs[Fidx], InitHeaderSearch::Angled, false, true, true);
// Handle -idirafter... options.
for (unsigned i = 0, e = idirafter_dirs.size(); i != e; ++i)
AddPath(idirafter_dirs[i], After, false, true, false, Headers);
Init.AddPath(idirafter_dirs[i], InitHeaderSearch::After,
false, true, false);
// Handle -iquote... options.
for (unsigned i = 0, e = iquote_dirs.size(); i != e; ++i)
AddPath(iquote_dirs[i], Quoted, false, true, false, Headers);
Init.AddPath(iquote_dirs[i], InitHeaderSearch::Quoted, false, true, false);
// Handle -isystem... options.
for (unsigned i = 0, e = isystem_dirs.size(); i != e; ++i)
AddPath(isystem_dirs[i], System, false, true, false, Headers);
Init.AddPath(isystem_dirs[i], InitHeaderSearch::System, false, true, false);
// Walk the -iprefix/-iwithprefix/-iwithprefixbefore argument lists in
// parallel, processing the values in order of occurance to get the right
@ -948,13 +822,13 @@ static void InitializeIncludePaths(const char *Argv0, HeaderSearch &Headers,
(iwithprefixbefore_done ||
iwithprefix_vals.getPosition(iwithprefix_idx) <
iwithprefixbefore_vals.getPosition(iwithprefixbefore_idx))) {
AddPath(Prefix+iwithprefix_vals[iwithprefix_idx],
System, false, false, false, Headers);
Init.AddPath(Prefix+iwithprefix_vals[iwithprefix_idx],
InitHeaderSearch::System, false, false, false);
++iwithprefix_idx;
iwithprefix_done = iwithprefix_idx == iwithprefix_vals.size();
} else {
AddPath(Prefix+iwithprefixbefore_vals[iwithprefixbefore_idx],
Angled, false, false, false, Headers);
Init.AddPath(Prefix+iwithprefixbefore_vals[iwithprefixbefore_idx],
InitHeaderSearch::Angled, false, false, false);
++iwithprefixbefore_idx;
iwithprefixbefore_done =
iwithprefixbefore_idx == iwithprefixbefore_vals.size();
@ -962,15 +836,7 @@ static void InitializeIncludePaths(const char *Argv0, HeaderSearch &Headers,
}
}
AddEnvVarPaths("CPATH", Headers);
if (Lang.CPlusPlus && Lang.ObjC1)
AddEnvVarPaths("OBJCPLUS_INCLUDE_PATH", Headers);
else if (Lang.CPlusPlus)
AddEnvVarPaths("CPLUS_INCLUDE_PATH", Headers);
else if (Lang.ObjC1)
AddEnvVarPaths("OBJC_INCLUDE_PATH", Headers);
else
AddEnvVarPaths("C_INCLUDE_PATH", Headers);
Init.AddDefaultEnvVarPaths(Lang);
// Add the clang headers, which are relative to the clang driver.
llvm::sys::Path MainExecutablePath =
@ -980,167 +846,17 @@ static void InitializeIncludePaths(const char *Argv0, HeaderSearch &Headers,
MainExecutablePath.eraseComponent(); // Remove /clang from foo/bin/clang
MainExecutablePath.eraseComponent(); // Remove /bin from foo/bin
MainExecutablePath.appendComponent("Headers"); // Get foo/Headers
AddPath(MainExecutablePath.c_str(), System, false, false, false, Headers);
Init.AddPath(MainExecutablePath.c_str(), InitHeaderSearch::System,
false, false, false);
}
// FIXME: temporary hack: hard-coded paths.
// FIXME: get these from the target?
if (!nostdinc) {
if (Lang.CPlusPlus) {
AddPath("/usr/include/c++/4.2.1", System, true, false, false, Headers);
AddPath("/usr/include/c++/4.2.1/i686-apple-darwin10", System, true, false,
false, Headers);
AddPath("/usr/include/c++/4.2.1/backward", System, true, false, false,
Headers);
AddPath("/usr/include/c++/4.0.0", System, true, false, false, Headers);
AddPath("/usr/include/c++/4.0.0/i686-apple-darwin8", System, true, false,
false, Headers);
AddPath("/usr/include/c++/4.0.0/backward", System, true, false, false,
Headers);
// Ubuntu 7.10 - Gutsy Gibbon
AddPath("/usr/include/c++/4.1.3", System, true, false, false, Headers);
AddPath("/usr/include/c++/4.1.3/i486-linux-gnu", System, true, false,
false, Headers);
AddPath("/usr/include/c++/4.1.3/backward", System, true, false, false,
Headers);
// Fedora 8
AddPath("/usr/include/c++/4.1.2", System, true, false, false, Headers);
AddPath("/usr/include/c++/4.1.2/i386-redhat-linux", System, true, false,
false, Headers);
AddPath("/usr/include/c++/4.1.2/backward", System, true, false, false,
Headers);
// Fedora 9
AddPath("/usr/include/c++/4.3.0", System, true, false, false, Headers);
AddPath("/usr/include/c++/4.3.0/i386-redhat-linux", System, true, false,
false, Headers);
AddPath("/usr/include/c++/4.3.0/backward", System, true, false, false,
Headers);
// Arch Linux 2008-06-24
AddPath("/usr/include/c++/4.3.1", System, true, false, false, Headers);
AddPath("/usr/include/c++/4.3.1/i686-pc-linux-gnu", System, true, false,
false, Headers);
AddPath("/usr/include/c++/4.3.1/backward", System, true, false, false,
Headers);
AddPath("/usr/include/c++/4.3.1/x86_64-unknown-linux-gnu", System, true,
false, false, Headers);
}
AddPath("/usr/local/include", System, false, false, false, Headers);
AddPath("/usr/lib/gcc/i686-apple-darwin10/4.2.1/include", System,
false, false, false, Headers);
AddPath("/usr/lib/gcc/powerpc-apple-darwin10/4.2.1/include",
System, false, false, false, Headers);
// leopard
AddPath("/usr/lib/gcc/i686-apple-darwin9/4.0.1/include", System,
false, false, false, Headers);
AddPath("/usr/lib/gcc/powerpc-apple-darwin9/4.0.1/include",
System, false, false, false, Headers);
AddPath("/usr/lib/gcc/powerpc-apple-darwin9/"
"4.0.1/../../../../powerpc-apple-darwin0/include",
System, false, false, false, Headers);
// tiger
AddPath("/usr/lib/gcc/i686-apple-darwin8/4.0.1/include", System,
false, false, false, Headers);
AddPath("/usr/lib/gcc/powerpc-apple-darwin8/4.0.1/include",
System, false, false, false, Headers);
AddPath("/usr/lib/gcc/powerpc-apple-darwin8/"
"4.0.1/../../../../powerpc-apple-darwin8/include",
System, false, false, false, Headers);
// Ubuntu 7.10 - Gutsy Gibbon
AddPath("/usr/lib/gcc/i486-linux-gnu/4.1.3/include", System,
false, false, false, Headers);
// Fedora 8
AddPath("/usr/lib/gcc/i386-redhat-linux/4.1.2/include", System,
false, false, false, Headers);
// Fedora 9
AddPath("/usr/lib/gcc/i386-redhat-linux/4.3.0/include", System,
false, false, false, Headers);
//Debian testing/lenny x86
AddPath("/usr/lib/gcc/i486-linux-gnu/4.2.3/include", System,
false, false, false, Headers);
//Debian testing/lenny amd64
AddPath("/usr/lib/gcc/x86_64-linux-gnu/4.2.3/include", System,
false, false, false, Headers);
// Arch Linux 2008-06-24
AddPath("/usr/lib/gcc/i686-pc-linux-gnu/4.3.1/include", System,
false, false, false, Headers);
AddPath("/usr/lib/gcc/i686-pc-linux-gnu/4.3.1/include-fixed", System,
false, false, false, Headers);
AddPath("/usr/lib/gcc/x86_64-unknown-linux-gnu/4.3.1/include", System,
false, false, false, Headers);
AddPath("/usr/lib/gcc/x86_64-unknown-linux-gnu/4.3.1/include-fixed",
System, false, false, false, Headers);
// Debian testing/lenny ppc32
AddPath("/usr/lib/gcc/powerpc-linux-gnu/4.2.3/include", System,
false, false, false, Headers);
// Gentoo x86 stable
AddPath("/usr/lib/gcc/i686-pc-linux-gnu/4.1.2/include", System,
false, false, false, Headers);
AddPath("/usr/include", System, false, false, false, Headers);
AddPath("/System/Library/Frameworks", System, true, false, true, Headers);
AddPath("/Library/Frameworks", System, true, false, true, Headers);
}
if (!nostdinc)
Init.AddDefaultSystemIncludePaths(Lang);
// Now that we have collected all of the include paths, merge them all
// together and tell the preprocessor about them.
// 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);
RemoveDuplicates(IncludeGroup[Quoted]);
// 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");
}
Init.Realize();
}
//===----------------------------------------------------------------------===//
@ -1491,11 +1207,6 @@ int main(int argc, char **argv) {
// Process the -I options and set them in the HeaderInfo.
HeaderSearch HeaderInfo(FileMgr);
// FIXME: Sink IncludeGroup into this loop.
IncludeGroup[0].clear();
IncludeGroup[1].clear();
IncludeGroup[2].clear();
IncludeGroup[3].clear();
InitializeIncludePaths(argv[0], HeaderInfo, FileMgr, LangInfo);
// Set up the preprocessor with these options.

74
clang/include/clang/Driver/InitHeaderSearch.h Normal file
View File

@ -0,0 +1,74 @@
//===--- InitHeaderSearch.h - Initialize header search paths ----*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file defines the InitHeaderSearch class.
//
//===----------------------------------------------------------------------===//
#ifndef DRIVER_INIT_HEADER_SEARCH_H_
#define DRIVER_INIT_HEADER_SEARCH_H_
#include <string>
#include <vector>
#include "clang/Lex/DirectoryLookup.h"
namespace clang {
class HeaderSearch;
class LangOptions;
/// 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::IncludeDirGroup - Identifies the several search path
/// lists stored internally.
enum IncludeDirGroup {
Quoted = 0, //< `#include ""` paths. Thing `gcc -iquote`.
Angled, //< Paths for both `#include ""` and `#include <>`. (`-I`)
System, //< Like Angled, but marks system directories.
After //< Like System, but searched after the system directories.
};
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 std::string &Path, IncludeDirGroup Group,
bool isCXXAware, bool isUserSupplied,
bool isFramework);
/// AddEnvVarPaths - Add a list of paths from an environment variable to a
/// header search list.
void AddEnvVarPaths(const char *Name);
/// AddDefaultEnvVarPaths - Adds list of paths from default environment
/// variables such as CPATH.
void AddDefaultEnvVarPaths(const LangOptions &Lang);
/// AddDefaultSystemIncludePaths - Adds the default system include paths so
/// that e.g. stdio.h is found.
void AddDefaultSystemIncludePaths(const LangOptions &Lang);
/// Realise - Merges all search path lists into one list and send it to
/// HeaderSearch.
void Realize();
};
} // end namespace clang
#endif

312
clang/lib/Driver/InitHeaderSearch.cpp Normal file
View File

@ -0,0 +1,312 @@
//===--- 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/Driver/InitHeaderSearch.h"
#include "clang/Lex/HeaderSearch.h"
#include "clang/Basic/FileManager.h"
#include "clang/Basic/LangOptions.h"
#include "llvm/ADT/SmallString.h"
#include "llvm/ADT/SmallPtrSet.h"
#include "llvm/System/Path.h"
#include <vector>
using namespace clang;
void InitHeaderSearch::AddPath(const std::string &Path, IncludeDirGroup Group,
bool isCXXAware, bool isUserSupplied,
bool isFramework) {
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) {
// 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.
DirectoryLookup::DirType Type;
if (Group == Quoted || Group == Angled)
Type = DirectoryLookup::NormalHeaderDir;
else if (isCXXAware)
Type = DirectoryLookup::SystemHeaderDir;
else
Type = DirectoryLookup::ExternCSystemHeaderDir;
// If the directory exists, add it.
if (const DirectoryEntry *DE = FM.getDirectory(&MappedPath[0],
&MappedPath[0]+
MappedPath.size())) {
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[0],
&MappedPath[0]+MappedPath.size())) {
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)
fprintf(stderr, "ignoring nonexistent directory \"%s\"\n", Path.c_str());
}
void InitHeaderSearch::AddEnvVarPaths(const char *Name) {
const char* at = getenv(Name);
if (!at)
return;
const char* delim = strchr(at, llvm::sys::PathSeparator);
while (delim != 0) {
if (delim-at == 0)
AddPath(".", Angled, false, true, false);
else
AddPath(std::string(at, std::string::size_type(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::AddDefaultSystemIncludePaths(const LangOptions &Lang) {
// FIXME: temporary hack: hard-coded paths.
// FIXME: get these from the target?
if (Lang.CPlusPlus) {
AddPath("/usr/include/c++/4.2.1", System, true, false, false);
AddPath("/usr/include/c++/4.2.1/i686-apple-darwin10", System, true, false,
false);
AddPath("/usr/include/c++/4.2.1/backward", System, true, false, false);
AddPath("/usr/include/c++/4.0.0", System, true, false, false);
AddPath("/usr/include/c++/4.0.0/i686-apple-darwin8", System, true, false,
false);
AddPath("/usr/include/c++/4.0.0/backward", System, true, false, false);
// Ubuntu 7.10 - Gutsy Gibbon
AddPath("/usr/include/c++/4.1.3", System, true, false, false);
AddPath("/usr/include/c++/4.1.3/i486-linux-gnu", System, true, false,
false);
AddPath("/usr/include/c++/4.1.3/backward", System, true, false, false);
// Fedora 8
AddPath("/usr/include/c++/4.1.2", System, true, false, false);
AddPath("/usr/include/c++/4.1.2/i386-redhat-linux", System, true, false,
false);
AddPath("/usr/include/c++/4.1.2/backward", System, true, false, false);
// Fedora 9
AddPath("/usr/include/c++/4.3.0", System, true, false, false);
AddPath("/usr/include/c++/4.3.0/i386-redhat-linux", System, true, false,
false);
AddPath("/usr/include/c++/4.3.0/backward", System, true, false, false);
// Arch Linux 2008-06-24
AddPath("/usr/include/c++/4.3.1", System, true, false, false);
AddPath("/usr/include/c++/4.3.1/i686-pc-linux-gnu", System, true, false,
false);
AddPath("/usr/include/c++/4.3.1/backward", System, true, false, false);
AddPath("/usr/include/c++/4.3.1/x86_64-unknown-linux-gnu", System, true,
false, false);
}
AddPath("/usr/local/include", System, false, false, false);
AddPath("/usr/lib/gcc/i686-apple-darwin10/4.2.1/include", System,
false, false, false);
AddPath("/usr/lib/gcc/powerpc-apple-darwin10/4.2.1/include",
System, false, false, false);
// leopard
AddPath("/usr/lib/gcc/i686-apple-darwin9/4.0.1/include", System,
false, false, false);
AddPath("/usr/lib/gcc/powerpc-apple-darwin9/4.0.1/include",
System, false, false, false);
AddPath("/usr/lib/gcc/powerpc-apple-darwin9/"
"4.0.1/../../../../powerpc-apple-darwin0/include",
System, false, false, false);
// tiger
AddPath("/usr/lib/gcc/i686-apple-darwin8/4.0.1/include", System,
false, false, false);
AddPath("/usr/lib/gcc/powerpc-apple-darwin8/4.0.1/include",
System, false, false, false);
AddPath("/usr/lib/gcc/powerpc-apple-darwin8/"
"4.0.1/../../../../powerpc-apple-darwin8/include",
System, false, false, false);
// Ubuntu 7.10 - Gutsy Gibbon
AddPath("/usr/lib/gcc/i486-linux-gnu/4.1.3/include", System,
false, false, false);
// Fedora 8
AddPath("/usr/lib/gcc/i386-redhat-linux/4.1.2/include", System,
false, false, false);
// Fedora 9
AddPath("/usr/lib/gcc/i386-redhat-linux/4.3.0/include", System,
false, false, false);
//Debian testing/lenny x86
AddPath("/usr/lib/gcc/i486-linux-gnu/4.2.3/include", System,
false, false, false);
//Debian testing/lenny amd64
AddPath("/usr/lib/gcc/x86_64-linux-gnu/4.2.3/include", System,
false, false, false);
// Arch Linux 2008-06-24
AddPath("/usr/lib/gcc/i686-pc-linux-gnu/4.3.1/include", System,
false, false, false);
AddPath("/usr/lib/gcc/i686-pc-linux-gnu/4.3.1/include-fixed", System,
false, false, false);
AddPath("/usr/lib/gcc/x86_64-unknown-linux-gnu/4.3.1/include", System,
false, false, false);
AddPath("/usr/lib/gcc/x86_64-unknown-linux-gnu/4.3.1/include-fixed",
System, false, false, false);
// Debian testing/lenny ppc32
AddPath("/usr/lib/gcc/powerpc-linux-gnu/4.2.3/include", System,
false, false, false);
// Gentoo x86 stable
AddPath("/usr/lib/gcc/i686-pc-linux-gnu/4.1.2/include", System,
false, false, false);
AddPath("/usr/include", System, false, false, false);
AddPath("/System/Library/Frameworks", System, true, false, true);
AddPath("/Library/Frameworks", System, true, false, true);
}
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,
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) {
if (SearchList[i].isNormalDir()) {
// If this isn't the first time we've seen this dir, remove it.
if (SeenDirs.insert(SearchList[i].getDir()))
continue;
if (Verbose)
fprintf(stderr, "ignoring duplicate directory \"%s\"\n",
SearchList[i].getDir()->getName());
} else if (SearchList[i].isFramework()) {
// If this isn't the first time we've seen this framework dir, remove it.
if (SeenFrameworkDirs.insert(SearchList[i].getFrameworkDir()))
continue;
if (Verbose)
fprintf(stderr, "ignoring duplicate framework \"%s\"\n",
SearchList[i].getFrameworkDir()->getName());
} else {
assert(SearchList[i].isHeaderMap() && "Not a headermap or normal dir?");
// If this isn't the first time we've seen this headermap, remove it.
if (SeenHeaderMaps.insert(SearchList[i].getHeaderMap()))
continue;
if (Verbose)
fprintf(stderr, "ignoring duplicate directory \"%s\"\n",
SearchList[i].getDir()->getName());
}
// This is reached if the current entry is a duplicate.
SearchList.erase(SearchList.begin()+i);
--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");
}
}