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Pass a std::unique_ptr& to the create??? methods is lib/Object.

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This makes the buffer ownership on error conditions very natural. The buffer
is only moved out of the argument if an object is constructed that now
owns the buffer.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@211546 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Rafael Espindola
2014-06-23 22:00:37 +00:00
parent 20732d55c2
commit b138caba43
16 changed files with 68 additions and 53 deletions
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14
include/llvm/Object/ObjectFile.h
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@ -333,9 +333,11 @@ public:
/// return true.
/// @brief Create ObjectFile from path.
static ErrorOr<ObjectFile *> createObjectFile(StringRef ObjectPath);
static ErrorOr<ObjectFile *> createObjectFile(MemoryBuffer *Object,
sys::fs::file_magic Type);
static ErrorOr<ObjectFile *> createObjectFile(MemoryBuffer *Object) {
static ErrorOr<ObjectFile *>
createObjectFile(std::unique_ptr<MemoryBuffer> &Object,
sys::fs::file_magic Type);
static ErrorOr<ObjectFile *>
createObjectFile(std::unique_ptr<MemoryBuffer> &Object) {
return createObjectFile(Object, sys::fs::file_magic::unknown);
}
@ -346,8 +348,10 @@ public:
public:
static ErrorOr<ObjectFile *> createCOFFObjectFile(MemoryBuffer *Object);
static ErrorOr<ObjectFile *> createELFObjectFile(MemoryBuffer *Object);
static ErrorOr<ObjectFile *> createMachOObjectFile(MemoryBuffer *Object);
static ErrorOr<ObjectFile *>
createELFObjectFile(std::unique_ptr<MemoryBuffer> &Object);
static ErrorOr<ObjectFile *>
createMachOObjectFile(std::unique_ptr<MemoryBuffer> &Object);
};
// Inline function definitions.