(De-)serialize the file system options.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@166577 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/include/clang/Serialization/ASTBitCodes.h b/include/clang/Serialization/ASTBitCodes.h
index 6e3bd14..723404a 100644
--- a/include/clang/Serialization/ASTBitCodes.h
+++ b/include/clang/Serialization/ASTBitCodes.h
@@ -264,7 +264,10 @@
INPUT_FILE_OFFSETS = 7,
/// \brief Record code for the diagnostic options table.
- DIAGNOSTIC_OPTIONS = 8
+ DIAGNOSTIC_OPTIONS = 8,
+
+ /// \brief Record code for the filesystem options table.
+ FILE_SYSTEM_OPTIONS = 9
};
/// \brief Record types that occur within the input-files block
diff --git a/include/clang/Serialization/ASTReader.h b/include/clang/Serialization/ASTReader.h
index ffebcb9..10fdd5e 100644
--- a/include/clang/Serialization/ASTReader.h
+++ b/include/clang/Serialization/ASTReader.h
@@ -130,6 +130,15 @@
return false;
}
+ /// \brief Receives the file system options.
+ ///
+ /// \returns true to indicate the file system options are invalid, or false
+ /// otherwise.
+ virtual bool ReadFileSystemOptions(const FileSystemOptions &FSOpts,
+ bool Complain) {
+ return false;
+ }
+
/// \brief Receives the contents of the predefines buffer.
///
/// \param Buffers Information about the predefines buffers.
@@ -925,6 +934,8 @@
ASTReaderListener &Listener);
static bool ParseDiagnosticOptions(const RecordData &Record, bool Complain,
ASTReaderListener &Listener);
+ static bool ParseFileSystemOptions(const RecordData &Record, bool Complain,
+ ASTReaderListener &Listener);
struct RecordLocation {
RecordLocation(ModuleFile *M, uint64_t O)
diff --git a/lib/Serialization/ASTReader.cpp b/lib/Serialization/ASTReader.cpp
index 2b76d60..9a4874d 100644
--- a/lib/Serialization/ASTReader.cpp
+++ b/lib/Serialization/ASTReader.cpp
@@ -2015,6 +2015,16 @@
return ConfigurationMismatch;
break;
}
+
+ case FILE_SYSTEM_OPTIONS: {
+ bool Complain = (ClientLoadCapabilities & ARR_ConfigurationMismatch)==0;
+ if (Listener && &F == *ModuleMgr.begin() &&
+ ParseFileSystemOptions(Record, Complain, *Listener) &&
+ !DisableValidation)
+ return ConfigurationMismatch;
+ break;
+ }
+
case ORIGINAL_FILE:
F.OriginalSourceFileID = FileID::get(Record[0]);
F.ActualOriginalSourceFileName.assign(BlobStart, BlobLen);
@@ -3835,6 +3845,14 @@
return Listener.ReadDiagnosticOptions(DiagOpts, Complain);
}
+bool ASTReader::ParseFileSystemOptions(const RecordData &Record, bool Complain,
+ ASTReaderListener &Listener) {
+ FileSystemOptions FSOpts;
+ unsigned Idx = 0;
+ FSOpts.WorkingDir = ReadString(Record, Idx);
+ return Listener.ReadFileSystemOptions(FSOpts, Complain);
+}
+
std::pair<ModuleFile *, unsigned>
ASTReader::getModulePreprocessedEntity(unsigned GlobalIndex) {
GlobalPreprocessedEntityMapType::iterator
diff --git a/lib/Serialization/ASTWriter.cpp b/lib/Serialization/ASTWriter.cpp
index 650d1aa..befb74d 100644
--- a/lib/Serialization/ASTWriter.cpp
+++ b/lib/Serialization/ASTWriter.cpp
@@ -777,7 +777,8 @@
RECORD(ORIGINAL_PCH_DIR);
RECORD(INPUT_FILE_OFFSETS);
RECORD(DIAGNOSTIC_OPTIONS);
-
+ RECORD(FILE_SYSTEM_OPTIONS);
+
BLOCK(INPUT_FILES_BLOCK);
RECORD(INPUT_FILE);
@@ -1084,6 +1085,13 @@
// are generally transient files and will almost always be overridden.
Stream.EmitRecord(DIAGNOSTIC_OPTIONS, Record);
+ // File system options.
+ Record.clear();
+ const FileSystemOptions &FSOpts
+ = Context.getSourceManager().getFileManager().getFileSystemOptions();
+ AddString(FSOpts.WorkingDir, Record);
+ Stream.EmitRecord(FILE_SYSTEM_OPTIONS, Record);
+
// Original file name and file ID
SourceManager &SM = Context.getSourceManager();
if (const FileEntry *MainFile = SM.getFileEntryForID(SM.getMainFileID())) {