Support/PathV2: Add identify_magic.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@123548 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Support/PathV2.cpp b/lib/Support/PathV2.cpp
index 2e818a5..3463876 100644
--- a/lib/Support/PathV2.cpp
+++ b/lib/Support/PathV2.cpp
@@ -703,6 +703,16 @@
return success;
}
+error_code identify_magic(const Twine &path, LLVMFileType &result) {
+ SmallString<32> Magic;
+ error_code ec = get_magic(path, Magic.capacity(), Magic);
+ if (ec && ec != errc::value_too_large)
+ return ec;
+
+ result = IdentifyFileType(Magic.data(), Magic.size());
+ return success;
+}
+
namespace {
error_code remove_all_r(StringRef path, file_type ft, uint32_t &count) {
if (ft == file_type::directory_file) {