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| author | rdivacky <rdivacky@FreeBSD.org> | 2010-01-15 15:39:40 +0000 |
|---|---|---|
| committer | rdivacky <rdivacky@FreeBSD.org> | 2010-01-15 15:39:40 +0000 |
| commit | a3fa5c7f1b5e2ba4d6ec033dc0e2376326b05824 (patch) | |
| tree | a6082d4d1d1e9ddaea09a6a04bb4a47da95d642d /lib/Lex/Preprocessor.cpp | |
| parent | bb1e3bc1e0be2b8f891db46457a8943451bf4d8b (diff) | |
| download | FreeBSD-src-a3fa5c7f1b5e2ba4d6ec033dc0e2376326b05824.zip FreeBSD-src-a3fa5c7f1b5e2ba4d6ec033dc0e2376326b05824.tar.gz | |
Update clang to r93512.
Diffstat (limited to 'lib/Lex/Preprocessor.cpp')
| -rw-r--r-- | lib/Lex/Preprocessor.cpp | 33 |
1 files changed, 30 insertions, 3 deletions
diff --git a/lib/Lex/Preprocessor.cpp b/lib/Lex/Preprocessor.cpp index 81966cb..26bb3a9 100644 --- a/lib/Lex/Preprocessor.cpp +++ b/lib/Lex/Preprocessor.cpp @@ -27,6 +27,7 @@ #include "clang/Lex/Preprocessor.h" #include "MacroArgs.h" +#include "clang/Lex/ExternalPreprocessorSource.h" #include "clang/Lex/HeaderSearch.h" #include "clang/Lex/MacroInfo.h" #include "clang/Lex/Pragma.h" @@ -43,6 +44,7 @@ using namespace clang; //===----------------------------------------------------------------------===// +ExternalPreprocessorSource::~ExternalPreprocessorSource() { } Preprocessor::Preprocessor(Diagnostic &diags, const LangOptions &opts, const TargetInfo &target, SourceManager &SM, @@ -50,9 +52,9 @@ Preprocessor::Preprocessor(Diagnostic &diags, const LangOptions &opts, IdentifierInfoLookup* IILookup, bool OwnsHeaders) : Diags(&diags), Features(opts), Target(target),FileMgr(Headers.getFileMgr()), - SourceMgr(SM), HeaderInfo(Headers), Identifiers(opts, IILookup), - BuiltinInfo(Target), CodeCompletionFile(0), CurPPLexer(0), CurDirLookup(0), - Callbacks(0), MacroArgCache(0) { + SourceMgr(SM), HeaderInfo(Headers), ExternalSource(0), + Identifiers(opts, IILookup), BuiltinInfo(Target), CodeCompletionFile(0), + CurPPLexer(0), CurDirLookup(0), Callbacks(0), MacroArgCache(0) { ScratchBuf = new ScratchBuffer(SourceMgr); CounterValue = 0; // __COUNTER__ starts at 0. OwnsHeaderSearch = OwnsHeaders; @@ -77,6 +79,9 @@ Preprocessor::Preprocessor(Diagnostic &diags, const LangOptions &opts, CachedLexPos = 0; + // We haven't read anything from the external source. + ReadMacrosFromExternalSource = false; + // "Poison" __VA_ARGS__, which can only appear in the expansion of a macro. // This gets unpoisoned where it is allowed. (Ident__VA_ARGS__ = getIdentifierInfo("__VA_ARGS__"))->setIsPoisoned(); @@ -194,6 +199,28 @@ void Preprocessor::PrintStats() { << NumFastTokenPaste << " on the fast path.\n"; } +Preprocessor::macro_iterator +Preprocessor::macro_begin(bool IncludeExternalMacros) const { + if (IncludeExternalMacros && ExternalSource && + !ReadMacrosFromExternalSource) { + ReadMacrosFromExternalSource = true; + ExternalSource->ReadDefinedMacros(); + } + + return Macros.begin(); +} + +Preprocessor::macro_iterator +Preprocessor::macro_end(bool IncludeExternalMacros) const { + if (IncludeExternalMacros && ExternalSource && + !ReadMacrosFromExternalSource) { + ReadMacrosFromExternalSource = true; + ExternalSource->ReadDefinedMacros(); + } + + return Macros.end(); +} + bool Preprocessor::SetCodeCompletionPoint(const FileEntry *File, unsigned TruncateAtLine, unsigned TruncateAtColumn) { |
