Change the MemoryBuffer::getFile* methods to take just a pointer to the
start of a filename, not a filename+length.  All clients can produce a
null terminated name, and the system api's require null terminated 
strings anyway.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@49041 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Archive/Archive.cpp b/lib/Archive/Archive.cpp
index e32c716..a0e5eed 100644
--- a/lib/Archive/Archive.cpp
+++ b/lib/Archive/Archive.cpp
@@ -145,7 +145,7 @@
 
 bool
 Archive::mapToMemory(std::string* ErrMsg) {
-  mapfile = MemoryBuffer::getFile(archPath.c_str(), archPath.size(), ErrMsg);
+  mapfile = MemoryBuffer::getFile(archPath.c_str(), ErrMsg);
   if (mapfile == 0)
     return true;
   base = mapfile->getBufferStart();
@@ -211,8 +211,7 @@
                              std::vector<std::string>& symbols,
                              std::string* ErrMsg) {
   std::auto_ptr<MemoryBuffer> Buffer(
-                       MemoryBuffer::getFileOrSTDIN(&fName.toString()[0],
-                                                    fName.toString().size()));
+                       MemoryBuffer::getFileOrSTDIN(fName.c_str()));
   if (!Buffer.get()) {
     if (ErrMsg) *ErrMsg = "Could not open file '" + fName.toString() + "'";
     return true;
diff --git a/lib/Archive/ArchiveWriter.cpp b/lib/Archive/ArchiveWriter.cpp
index afe9819..d3861f3 100644
--- a/lib/Archive/ArchiveWriter.cpp
+++ b/lib/Archive/ArchiveWriter.cpp
@@ -212,8 +212,7 @@
   const char *data = (const char*)member.getData();
   MemoryBuffer *mFile = 0;
   if (!data) {
-    mFile = MemoryBuffer::getFile(member.getPath().c_str(),
-                                  member.getPath().size(), ErrMsg);
+    mFile = MemoryBuffer::getFile(member.getPath().c_str(), ErrMsg);
     if (mFile == 0)
       return true;
     data = mFile->getBufferStart();
@@ -407,8 +406,7 @@
 
     // Map in the archive we just wrote.
     {
-    OwningPtr<MemoryBuffer> arch(MemoryBuffer::getFile(TmpArchive.c_str(),
-                                                       TmpArchive.size()));
+    OwningPtr<MemoryBuffer> arch(MemoryBuffer::getFile(TmpArchive.c_str()));
     if (arch == 0) return true;
     const char* base = arch->getBufferStart();