Open native file handles to avoid converting from FDs, NFC
Follow up to r365588.
llvm-svn: 365820
diff --git a/llvm/lib/XRay/Profile.cpp b/llvm/lib/XRay/Profile.cpp
index 9ba8eb1..e34b182 100644
--- a/llvm/lib/XRay/Profile.cpp
+++ b/llvm/lib/XRay/Profile.cpp
@@ -260,10 +260,9 @@
}
Expected<Profile> loadProfile(StringRef Filename) {
- int Fd;
- if (auto EC = sys::fs::openFileForRead(Filename, Fd))
- return make_error<StringError>(
- Twine("Cannot read profile from '") + Filename + "'", EC);
+ Expected<sys::fs::file_t> FdOrErr = sys::fs::openNativeFileForRead(Filename);
+ if (!FdOrErr)
+ return FdOrErr.takeError();
uint64_t FileSize;
if (auto EC = sys::fs::file_size(Filename, FileSize))
@@ -272,8 +271,9 @@
std::error_code EC;
sys::fs::mapped_file_region MappedFile(
- sys::fs::convertFDToNativeFile(Fd),
- sys::fs::mapped_file_region::mapmode::readonly, FileSize, 0, EC);
+ *FdOrErr, sys::fs::mapped_file_region::mapmode::readonly, FileSize, 0,
+ EC);
+ sys::fs::closeFile(*FdOrErr);
if (EC)
return make_error<StringError>(
Twine("Cannot mmap profile '") + Filename + "'", EC);