rename functions

Author: abhina-sree

llvm/include/llvm/Support/AutoConvert.h

@@ -54,10 +54,10 @@ std::error_code restorezOSStdHandleAutoConversion(int FD);
 std::error_code setzOSFileTag(int FD, int CCSID, bool Text);
 
 // Get the the tag ccsid for a file name or a file descriptor.
-ErrorOr<__ccsid_t> getFileTag(const char *FileName, const int FD = -1);
+ErrorOr<__ccsid_t> getzOSFileTag(const char *FileName, const int FD = -1);
 
 // Query the file tag to determine if it needs conversion to UTF-8 codepage.
-ErrorOr<bool> needConversion(const char *FileName, const int FD = -1);
+ErrorOr<bool> needzOSConversion(const char *FileName, const int FD = -1);
 
 } // namespace llvm
 #endif // __cplusplus

llvm/lib/Support/AutoConvert.cpp

@@ -118,7 +118,7 @@ std::error_code llvm::setzOSFileTag(int FD, int CCSID, bool Text) {
   return std::error_code();
 }
 
-ErrorOr<__ccsid_t> llvm::getFileTag(const char *FileName, const int FD) {
+ErrorOr<__ccsid_t> llvm::getzOSFileTag(const char *FileName, const int FD) {
   // If we have a file descriptor, use it to find out file tagging. Otherwise we
   // need to use stat() with the file path.
   if (FD != -1) {
@@ -137,8 +137,8 @@ ErrorOr<__ccsid_t> llvm::getFileTag(const char *FileName, const int FD) {
   return Attr.st_tag.ft_ccsid;
 }
 
-ErrorOr<bool> llvm::needConversion(const char *FileName, const int FD) {
-  ErrorOr<__ccsid_t> Ccsid = getFileTag(FileName, FD);
+ErrorOr<bool> llvm::needzOSConversion(const char *FileName, const int FD) {
+  ErrorOr<__ccsid_t> Ccsid = getzOSFileTag(FileName, FD);
   if (std::error_code EC = Ccsid.getError())
     return EC;
   // We don't need conversion for UTF-8 tagged files or binary files.

llvm/lib/Support/MemoryBuffer.cpp

@@ -509,7 +509,7 @@ getOpenFileImpl(sys::fs::file_t FD, const Twine &Filename, uint64_t FileSize,
   }
 
 #ifdef __MVS__
-  ErrorOr<bool> NeedConversion = needConversion(Filename.str().c_str(), FD);
+  ErrorOr<bool> NeedConversion = needzOSConversion(Filename.str().c_str(), FD);
   if (std::error_code EC = NeedConversion.getError())
     return EC;
   // File size may increase due to EBCDIC -> UTF-8 conversion, therefore we