Extend stat query APIs to explicitly specify if the query is for
a file or directory, allowing just a stat call if a file descriptor
is not needed.
Doing just 'stat' is faster than 'open/fstat/close'.
This has the effect of cutting down system time for validating the input files of a PCH.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@169831 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Frontend/CacheTokens.cpp b/lib/Frontend/CacheTokens.cpp
index 26e4b3f..3f80a16 100644
--- a/lib/Frontend/CacheTokens.cpp
+++ b/lib/Frontend/CacheTokens.cpp
@@ -517,8 +517,8 @@
~StatListener() {}
LookupResult getStat(const char *Path, struct stat &StatBuf,
- int *FileDescriptor) {
- LookupResult Result = statChained(Path, StatBuf, FileDescriptor);
+ bool isFile, int *FileDescriptor) {
+ LookupResult Result = statChained(Path, StatBuf, isFile, FileDescriptor);
if (Result == CacheMissing) // Failed 'stat'.
PM.insert(PTHEntryKeyVariant(Path), PTHEntry());