For PR797:

Adjust the use of MappedFile to its new non-throwing interface. We just
propagate the exceptions if an error occurs. This will get cleaned up
later, incrementally.

llvm-svn: 29820
This commit is contained in:
Reid Spencer 2006-08-22 16:10:12 +00:00
parent d00c37651a
commit 2ee33a6305

View File

@ -48,11 +48,17 @@ namespace {
BytecodeFileReader::BytecodeFileReader(const std::string &Filename,
llvm::BytecodeHandler* H )
: BytecodeReader(H)
, mapFile( sys::Path(Filename))
, mapFile()
{
mapFile.map();
std::string ErrMsg;
if (mapFile.open(sys::Path(Filename), sys::MappedFile::READ_ACCESS, &ErrMsg))
throw ErrMsg;
if (!mapFile.map(&ErrMsg))
throw ErrMsg;
unsigned char* buffer = reinterpret_cast<unsigned char*>(mapFile.base());
ParseBytecode(buffer, mapFile.size(), Filename);
if (ParseBytecode(buffer, mapFile.size(), Filename, &ErrMsg)) {
throw ErrMsg;
}
}
//===----------------------------------------------------------------------===//
@ -98,11 +104,10 @@ BytecodeBufferReader::BytecodeBufferReader(const unsigned char *Buf,
ParseBegin = Buffer = Buf;
MustDelete = false;
}
try {
ParseBytecode(ParseBegin, Length, ModuleID);
} catch (...) {
std::string ErrMsg;
if (ParseBytecode(ParseBegin, Length, ModuleID, &ErrMsg)) {
if (MustDelete) delete [] Buffer;
throw;
throw ErrMsg;
}
}
@ -149,7 +154,10 @@ BytecodeStdinReader::BytecodeStdinReader( BytecodeHandler* H )
throw std::string("Standard Input empty!");
FileBuf = &FileData[0];
ParseBytecode(FileBuf, FileData.size(), "<stdin>");
std::string ErrMsg;
if (ParseBytecode(FileBuf, FileData.size(), "<stdin>", &ErrMsg)) {
throw ErrMsg;
}
}
//===----------------------------------------------------------------------===//