Merge pull request #1630 from xiaobo55x:kOLargeFile

PiperOrigin-RevId: 292419699

1 files changed, 11 insertions, 0 deletions

diff --git a/test/util/fs_util.h b/test/util/fs_util.h
index ee1b341d7..caf19b24d 100644
--- a/test/util/fs_util.h
+++ b/test/util/fs_util.h
@@ -26,6 +26,17 @@
 
 namespace gvisor {
 namespace testing {
+
+// O_LARGEFILE as defined by Linux. glibc tries to be clever by setting it to 0
+// because "it isn't needed", even though Linux can return it via F_GETFL.
+#if defined(__x86_64__)
+constexpr int kOLargeFile = 00100000;
+#elif defined(__aarch64__)
+constexpr int kOLargeFile = 00400000;
+#else
+#error "Unknown architecture"
+#endif
+
 // Returns a status or the current working directory.
 PosixErrorOr<std::string> GetCWD();