//
//===----------------------------------------------------------------------===//
+#include "llvm/Support/COFF.h"
+#include "llvm/Support/Endian.h"
#include "llvm/Support/Errc.h"
#include "llvm/Support/Path.h"
-#include "llvm/Support/Endian.h"
#include "llvm/Support/ErrorHandling.h"
#include "llvm/Support/FileSystem.h"
#include "llvm/Support/Process.h"
}
case FS_Name: {
- bool Exists;
- std::error_code EC = sys::fs::exists(ResultPath.begin(), Exists);
+ std::error_code EC =
+ sys::fs::access(ResultPath.begin(), sys::fs::AccessMode::Exist);
+ if (EC == errc::no_such_file_or_directory)
+ return std::error_code();
if (EC)
return EC;
- if (Exists)
- goto retry_random_path;
- return std::error_code();
+ goto retry_random_path;
}
case FS_Dir: {
return file_magic::unknown;
switch ((unsigned char)Magic[0]) {
case 0x00: {
- // COFF short import library file
+ // COFF bigobj or short import library file
if (Magic[1] == (char)0x00 && Magic[2] == (char)0xff &&
- Magic[3] == (char)0xff)
- return file_magic::coff_import_library;
+ Magic[3] == (char)0xff) {
+ size_t MinSize = offsetof(COFF::BigObjHeader, UUID) + sizeof(COFF::BigObjMagic);
+ if (Magic.size() < MinSize)
+ return file_magic::coff_import_library;
+
+ int BigObjVersion = *reinterpret_cast<const support::ulittle16_t*>(
+ Magic.data() + offsetof(COFF::BigObjHeader, Version));
+ if (BigObjVersion < COFF::BigObjHeader::MinBigObjectVersion)
+ return file_magic::coff_import_library;
+
+ const char *Start = Magic.data() + offsetof(COFF::BigObjHeader, UUID);
+ if (memcmp(Start, COFF::BigObjMagic, sizeof(COFF::BigObjMagic)) != 0)
+ return file_magic::coff_import_library;
+ return file_magic::coff_object;
+ }
// Windows resource file
const char Expected[] = { 0, 0, 0, 0, '\x20', 0, 0, 0, '\xff' };
if (Magic.size() >= sizeof(Expected) &&
case 6: return file_magic::macho_dynamically_linked_shared_lib;
case 7: return file_magic::macho_dynamic_linker;
case 8: return file_magic::macho_bundle;
- case 9: return file_magic::macho_dynamic_linker;
+ case 9: return file_magic::macho_dynamically_linked_shared_lib_stub;
case 10: return file_magic::macho_dsym_companion;
}
break;