[PATCH 6/6] errno.c: add tls support for errno

[Austin Foxley]

Signed-off-by: Austin Foxley <aust...@cetoncorp.com>
---
 libc/misc/internals/errno.c |   13 ++++++++++++-
 1 files changed, 12 insertions(+), 1 deletions(-)

diff --git a/libc/misc/internals/errno.c b/libc/misc/internals/errno.c
index 029fdcf..e1b5d7e 100644
--- a/libc/misc/internals/errno.c
+++ b/libc/misc/internals/errno.c
@@ -1,5 +1,15 @@
-#include "internal_errno.h"
+#include <features.h>
+
+#ifdef __UCLIBC_HAS_TLS__
+__thread int errno;
+__thread int h_errno;
+
+extern __thread int __libc_errno __attribute__ ((alias ("errno")));
+extern __thread int __libc_h_errno __attribute__ ((alias ("h_errno")));
+#define h_errno __libc_h_errno
 
+#else
+#include "internal_errno.h"
 int errno = 0;
 int h_errno = 0;
 
@@ -9,3 +19,4 @@ weak_alias(errno, _errno)
 libc_hidden_def(h_errno)
 weak_alias(h_errno, _h_errno)
 #endif
+#endif
-- 
1.6.2.5

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