PR351: \
Use sys::Path not FileUtilities to check file types


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@18865 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/tools/llvm-nm/llvm-nm.cpp b/tools/llvm-nm/llvm-nm.cpp
index daac355..80a02c3 100644
--- a/tools/llvm-nm/llvm-nm.cpp
+++ b/tools/llvm-nm/llvm-nm.cpp
@@ -119,13 +119,14 @@
 
 void DumpSymbolNamesFromFile (std::string &Filename) {
   std::string ErrorMessage;
-  if (Filename != "-" && !FileOpenable (Filename)) {
+  sys::Path aPath(Filename);
+  if (Filename != "-" && !aPath.readable()) {
     std::cerr << ToolName << ": " << Filename << ": " << strerror (errno)
               << "\n";
     return;
   }
   // Note: Currently we do not support reading an archive from stdin.
-  if (Filename == "-" || IsBytecode (Filename)) {
+  if (Filename == "-" || aPath.isBytecodeFile()) {
     Module *Result = ParseBytecodeFile(Filename, &ErrorMessage);
     if (Result) {
       DumpSymbolNamesFromModule (Result);
@@ -133,7 +134,7 @@
       std::cerr << ToolName << ": " << Filename << ": " << ErrorMessage << "\n";
       return;
     }
-  } else if (IsArchive(Filename)) {
+  } else if (aPath.isArchive()) {
     Archive* archive = Archive::OpenAndLoad(sys::Path(Filename));
     if (!archive)
       std::cerr << ToolName << ": " << Filename << ": " << ErrorMessage << "\n";