diff options
| -rw-r--r-- | llvm/include/llvm/Object/Archive.h | 1 | ||||
| -rw-r--r-- | llvm/lib/Object/Archive.cpp | 5 |
2 files changed, 5 insertions, 1 deletions
diff --git a/llvm/include/llvm/Object/Archive.h b/llvm/include/llvm/Object/Archive.h index 555900f98e3..14195f869a0 100644 --- a/llvm/include/llvm/Object/Archive.h +++ b/llvm/include/llvm/Object/Archive.h @@ -239,6 +239,7 @@ public: // check if a symbol is in the archive Expected<Optional<Child>> findSym(StringRef name) const; + bool isEmpty() const; bool hasSymbolTable() const; StringRef getSymbolTable() const { return SymbolTable; } StringRef getStringTable() const { return StringTable; } diff --git a/llvm/lib/Object/Archive.cpp b/llvm/lib/Object/Archive.cpp index 2870584cdcf..73761fa73db 100644 --- a/llvm/lib/Object/Archive.cpp +++ b/llvm/lib/Object/Archive.cpp @@ -752,7 +752,7 @@ Archive::Archive(MemoryBufferRef Source, Error &Err) Archive::child_iterator Archive::child_begin(Error &Err, bool SkipInternal) const { - if (Data.getBufferSize() == 8) // empty archive. + if (isEmpty()) return child_end(); if (SkipInternal) @@ -968,4 +968,7 @@ Expected<Optional<Archive::Child>> Archive::findSym(StringRef name) const { return Optional<Child>(); } +// Returns true if archive file contains no member file. +bool Archive::isEmpty() const { return Data.getBufferSize() == 8; } + bool Archive::hasSymbolTable() const { return !SymbolTable.empty(); } |
