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1 //===- ArchiveWriter.h - ar archive file format writer ----------*- C++ -*-===//
2 //
3 //                     The LLVM Compiler Infrastructure
4 //
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9 //
10 // Declares the writeArchive function for writing an archive file.
11 //
12 //===----------------------------------------------------------------------===//
13 
14 #ifndef LLVM_OBJECT_ARCHIVEWRITER_H
15 #define LLVM_OBJECT_ARCHIVEWRITER_H
16 
17 #include "llvm/ADT/StringRef.h"
18 #include "llvm/Object/Archive.h"
19 #include "llvm/Support/FileSystem.h"
20 
21 namespace llvm {
22 
23 struct NewArchiveMember {
24   std::unique_ptr<MemoryBuffer> Buf;
25   sys::TimeValue ModTime = sys::TimeValue::PosixZeroTime();
26   unsigned UID = 0, GID = 0, Perms = 0644;
27 
28   NewArchiveMember() = default;
NewArchiveMemberNewArchiveMember29   NewArchiveMember(NewArchiveMember &&Other)
30       : Buf(std::move(Other.Buf)), ModTime(Other.ModTime), UID(Other.UID),
31         GID(Other.GID), Perms(Other.Perms) {}
32   NewArchiveMember &operator=(NewArchiveMember &&Other) {
33     Buf = std::move(Other.Buf);
34     ModTime = Other.ModTime;
35     UID = Other.UID;
36     GID = Other.GID;
37     Perms = Other.Perms;
38     return *this;
39   }
40   NewArchiveMember(MemoryBufferRef BufRef);
41 
42   static Expected<NewArchiveMember>
43   getOldMember(const object::Archive::Child &OldMember, bool Deterministic);
44 
45   static Expected<NewArchiveMember> getFile(StringRef FileName,
46                                             bool Deterministic);
47 };
48 
49 std::pair<StringRef, std::error_code>
50 writeArchive(StringRef ArcName, std::vector<NewArchiveMember> &NewMembers,
51              bool WriteSymtab, object::Archive::Kind Kind, bool Deterministic,
52              bool Thin, std::unique_ptr<MemoryBuffer> OldArchiveBuf = nullptr);
53 }
54 
55 #endif
56