From f79b487337d7d11ae35fd4a15294c75e23c5f02b Mon Sep 17 00:00:00 2001
From: Yorhel <git@yorhel.nl>
Date: Fri, 30 Apr 2021 11:29:37 +0200
Subject: [PATCH] Handle EPERM and ELOOP in os.fstatat()

---
 lib/std/os.zig | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/lib/std/os.zig b/lib/std/os.zig
index 7342db0d01..dfebda6104 100644
--- a/lib/std/os.zig
+++ b/lib/std/os.zig
@@ -3419,7 +3419,7 @@ pub fn fstat(fd: fd_t) FStatError!Stat {
     }
 }
 
-pub const FStatAtError = FStatError || error{ NameTooLong, FileNotFound };
+pub const FStatAtError = FStatError || error{ NameTooLong, FileNotFound, SymLinkLoop };
 
 /// Similar to `fstat`, but returns stat of a resource pointed to by `pathname`
 /// which is relative to `dirfd` handle.
@@ -3466,8 +3466,10 @@ pub fn fstatatZ(dirfd: fd_t, pathname: [*:0]const u8, flags: u32) FStatAtError!S
         EBADF => unreachable, // Always a race condition.
         ENOMEM => return error.SystemResources,
         EACCES => return error.AccessDenied,
+        EPERM => return error.AccessDenied,
         EFAULT => unreachable,
         ENAMETOOLONG => return error.NameTooLong,
+        ELOOP => return error.SymLinkLoop,
         ENOENT => return error.FileNotFound,
         ENOTDIR => return error.FileNotFound,
         else => |err| return unexpectedErrno(err),