llvm-6502/lib/Debugger/FDHandle.cpp

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//===- lib/Debugger/FDHandle.cpp - File Descriptor Handle -----------------===//
//
// The LLVM Compiler Infrastructure
//
// This file was developed by the LLVM research group and is distributed under
// the University of Illinois Open Source License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file implements a class for ensuring that Unix file handles get closed.
//
//===----------------------------------------------------------------------===//
#include "FDHandle.h"
#include <unistd.h>
using namespace llvm;
//===----------------------------------------------------------------------===//
// FDHandle class implementation
//
FDHandle::~FDHandle() throw() {
if (FD != -1)
::close(FD);
}
FDHandle &FDHandle::operator=(int fd) throw() {
if (FD != -1)
::close(FD);
FD = fd;
return *this;
}