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llvm-mirror/include/llvm/Support/TarWriter.h
Rui Ueyama 4a22009215 Add a class to create a tar archive file.
In LLD, we create cpio archive files for --reproduce command.
cpio was not a bad choice because it is very easy to create, but
it was sometimes hard to use because people are not familiar with
cpio command.

I noticed that creating a tar archive isn't as hard as I thought.
So I implemented it in this patch.

Differential Revision: https://reviews.llvm.org/D28091

llvm-svn: 291209
2017-01-06 02:29:48 +00:00

33 lines
860 B
C++

//===-- llvm/Support/TarWriter.h - Tar archive file creator -----*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_SUPPORT_TAR_WRITER_H
#define LLVM_SUPPORT_TAR_WRITER_H
#include "llvm/ADT/StringRef.h"
#include "llvm/Support/Error.h"
#include "llvm/Support/raw_ostream.h"
namespace llvm {
class TarWriter {
public:
static Expected<std::unique_ptr<TarWriter>> create(StringRef OutputPath,
StringRef BaseDir);
void append(StringRef Path, StringRef Data);
private:
TarWriter(int FD, StringRef BaseDir);
raw_fd_ostream OS;
std::string BaseDir;
};
}
#endif