MemoryBuffer *MemoryBuffer::getSTDIN() {
char Buffer[4096*4];
-
+
std::vector<char> FileData;
-
+
// Read in all of the data from stdin, we cannot mmap stdin.
sys::Program::ChangeStdinToBinary();
- while (size_t ReadBytes = fread(Buffer, sizeof(char), 4096*4, stdin))
+ size_t ReadBytes;
+ do {
+ ReadBytes = fread(Buffer, sizeof(char), sizeof(Buffer), stdin);
FileData.insert(FileData.end(), Buffer, Buffer+ReadBytes);
+ } while (ReadBytes == sizeof(Buffer));
FileData.push_back(0); // &FileData[Size] is invalid. So is &*FileData.end().
size_t Size = FileData.size();