From 5d2f86116fe6c43d772e444d4519c64f33f9969d Mon Sep 17 00:00:00 2001
From: Andrew Kelley <superjoe30@gmail.com>
Date: Fri, 13 May 2016 09:53:30 -0700
Subject: std: fix linux.get_errno

---
 std/linux.zig | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'std/linux.zig')

diff --git a/std/linux.zig b/std/linux.zig
index ae10a5e46a..7ce3a9ce08 100644
--- a/std/linux.zig
+++ b/std/linux.zig
@@ -222,7 +222,7 @@ pub const AF_MAX = PF_MAX;
 
 /// Get the errno from a syscall return value, or 0 for no error.
 pub fn get_errno(r: isize) -> isize {
-    if (r > -4096) -r else 0
+    if (r > -4096 && r < 0) -r else 0
 }
 
 pub fn mmap(address: ?&u8, length: isize, prot: isize, flags: isize, fd: isize, offset: isize) -> isize {
-- 
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