InitHeaderSearch.cpp File Reference

#include "clang/Basic/DiagnosticFrontend.h"
#include "clang/Basic/FileManager.h"
#include "clang/Basic/LangOptions.h"
#include "clang/Config/config.h"
#include "clang/Lex/HeaderMap.h"
#include "clang/Lex/HeaderSearch.h"
#include "clang/Lex/HeaderSearchOptions.h"
#include "llvm/ADT/SmallPtrSet.h"
#include "llvm/ADT/SmallString.h"
#include "llvm/ADT/SmallVector.h"
#include "llvm/ADT/StringExtras.h"
#include "llvm/ADT/Twine.h"
#include "llvm/Support/ErrorHandling.h"
#include "llvm/Support/Path.h"
#include "llvm/Support/raw_ostream.h"
#include "llvm/TargetParser/Triple.h"
#include <optional>

Go to the source code of this file.

Functions
static bool	CanPrefixSysroot (StringRef Path)
static unsigned	RemoveDuplicates (std::vector< DirectoryLookupInfo > &SearchList, unsigned First, bool Verbose)
	If there are duplicate directory entries in the specified search list, remove the later (dead) ones.
static std::vector< DirectoryLookup >	extractLookups (const std::vector< DirectoryLookupInfo > &Infos)
	Extract DirectoryLookups from DirectoryLookupInfos.
static llvm::DenseMap< unsigned, unsigned >	mapToUserEntries (const std::vector< DirectoryLookupInfo > &Infos)
	Collect the mapping between indices of DirectoryLookups and UserEntries.

Function Documentation

CanPrefixSysroot()

static bool CanPrefixSysroot ( StringRef  Path )

static

Definition at line 109 of file InitHeaderSearch.cpp.

References Path.

extractLookups()

static std::vector< DirectoryLookup > extractLookups ( const std::vector< DirectoryLookupInfo > &  Infos )

static

Extract DirectoryLookups from DirectoryLookupInfos.

Definition at line 456 of file InitHeaderSearch.cpp.

mapToUserEntries()

static llvm::DenseMap< unsigned, unsigned > mapToUserEntries ( const std::vector< DirectoryLookupInfo > &  Infos )

static

Collect the mapping between indices of DirectoryLookups and UserEntries.

Definition at line 466 of file InitHeaderSearch.cpp.

References E, and I.

RemoveDuplicates()

static unsigned RemoveDuplicates ( std::vector< DirectoryLookupInfo > &  SearchList, unsigned  First, bool  Verbose  )

static

If there are duplicate directory entries in the specified search list, remove the later (dead) ones.

Returns the number of non-system headers removed, which is used to update NumAngled.

Definition at line 371 of file InitHeaderSearch.cpp.

References clang::SrcMgr::C_User, clang::First, clang::DirectoryLookup::getDir(), clang::DirectoryLookup::getDirCharacteristic(), clang::DirectoryLookup::getFrameworkDir(), clang::DirectoryLookup::getHeaderMap(), clang::DirectoryLookup::getLookupType(), clang::DirectoryLookup::getName(), clang::DirectoryLookup::isFramework(), clang::DirectoryLookup::isHeaderMap(), and clang::DirectoryLookup::isNormalDir().