From dd103021a889a986a181ce36ed7b0e8dc9b645e1 Mon Sep 17 00:00:00 2001
From: "Michael J. Spencer" <bigcheesegs@gmail.com>
Date: Sun, 16 Jan 2011 19:56:42 +0000
Subject: [PATCH] Revert the archive part of "Support/PathV2: Add
 identify_magic."

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@123593 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/Archive/Archive.cpp       | 5 +++--
 lib/Archive/ArchiveWriter.cpp | 8 +++-----
 2 files changed, 6 insertions(+), 7 deletions(-)

diff --git a/lib/Archive/Archive.cpp b/lib/Archive/Archive.cpp
index 1eab27d3eba..3ee3cb25c5a 100644
--- a/lib/Archive/Archive.cpp
+++ b/lib/Archive/Archive.cpp
@@ -116,10 +116,11 @@ bool ArchiveMember::replaceWith(const sys::Path& newFile, std::string* ErrMsg) {
 
   // Get the signature and status info
   const char* signature = (const char*) data;
-  SmallString<4> magic;
+  std::string magic;
   if (!signature) {
-    sys::fs::get_magic(path.str(), magic.capacity(), magic);
+    path.getMagicNumber(magic,4);
     signature = magic.c_str();
+    std::string err;
     const sys::FileStatus *FSinfo = path.getFileStatus(false, ErrMsg);
     if (FSinfo)
       info = *FSinfo;
diff --git a/lib/Archive/ArchiveWriter.cpp b/lib/Archive/ArchiveWriter.cpp
index 8fcc7aa29cc..07a9aaf4fdb 100644
--- a/lib/Archive/ArchiveWriter.cpp
+++ b/lib/Archive/ArchiveWriter.cpp
@@ -181,11 +181,9 @@ Archive::addFileBefore(const sys::Path& filePath, iterator where,
     flags |= ArchiveMember::HasPathFlag;
   if (hasSlash || filePath.str().length() > 15)
     flags |= ArchiveMember::HasLongFilenameFlag;
-
-  sys::LLVMFileType type;
-  if (sys::fs::identify_magic(mbr->path.str(), type))
-    type = sys::Unknown_FileType;
-  switch (type) {
+  std::string magic;
+  mbr->path.getMagicNumber(magic,4);
+  switch (sys::IdentifyFileType(magic.c_str(),4)) {
     case sys::Bitcode_FileType:
       flags |= ArchiveMember::BitcodeFlag;
       break;