//
// The LLVM Compiler Infrastructure
//
-// This file was developed by Bill Wendling and is distributed under the
-// University of Illinois Open Source License. See LICENSE.TXT for details.
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
namespace llvm {
+ /// FlushStream - Function called by BaseStream to flush an ostream.
+ void FlushStream(std::ostream &S);
+
/// BaseStream - Acts like the STL streams. It's a wrapper for the std::cerr,
/// std::cout, std::cin, etc. streams. However, it doesn't require #including
- /// <iostream> in every file (doing so increases static c'tors & d'tors in the
- /// object code).
- ///
+ /// @verbatim <iostream> @endverbatm in every file (doing so increases static
+ /// c'tors & d'tors in the object code).
+ ///
template <typename StreamTy>
class BaseStream {
StreamTy *Stream;
StreamTy *stream() const { return Stream; }
+ inline BaseStream &operator << (std::ios_base &(*Func)(std::ios_base&)) {
+ if (Stream) *Stream << Func;
+ return *this;
+ }
+
inline BaseStream &operator << (StreamTy &(*Func)(StreamTy&)) {
if (Stream) *Stream << Func;
return *this;
}
-// inline BaseStream &operator << (std::ios &(*Func)(std::ios&)) {
-// if (Stream) *Stream << Func;
-// return *this;
-// }
-
+ void flush() {
+ if (Stream)
+ FlushStream(*Stream);
+ }
+
template <typename Ty>
BaseStream &operator << (const Ty &Thing) {
if (Stream) *Stream << Thing;
}
template <typename Ty>
- BaseStream &operator >> (const Ty &Thing) {
+ BaseStream &operator >> (Ty &Thing) {
if (Stream) *Stream >> Thing;
return *this;
}
+ template <typename Ty>
+ BaseStream &write(const Ty &A, unsigned N) {
+ if (Stream) Stream->write(A, N);
+ return *this;
+ }
+
operator StreamTy* () { return Stream; }
bool operator == (const StreamTy &S) { return &S == Stream; }
typedef BaseStream<std::istream> IStream;
typedef BaseStream<std::stringstream> StringStream;
- extern OStream cnull;
extern OStream cout;
extern OStream cerr;
extern IStream cin;