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List: uclibc
Subject: [PATCH 6/6] errno.c: add tls support for errno
From: austinf () cetoncorp ! com (Austin Foxley)
Date: 2009-09-20 19:29:24
Message-ID: 1253474964-369-7-git-send-email-austinf () cetoncorp ! com
[Download RAW message or body]
Signed-off-by: Austin Foxley <austinf at 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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