From 6479e403ef7398f48c0e1c0f1a71aa112938a357 Mon Sep 17 00:00:00 2001
From: Jan Maria Matejka <mq@ucw.cz>
Date: Thu, 23 May 2019 11:27:24 +0000
Subject: Filters: If somebody doesn't like _Thread_local, don't fail for now,
 just be a little slower.

When the parallel execution comes into place, we'll likely enforce this
C11 feature. It's much simpler and also faster than pthread_[sg]etspecific().
---
 lib/birdlib.h | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'lib')

diff --git a/lib/birdlib.h b/lib/birdlib.h
index 6fcc202f..9743da32 100644
--- a/lib/birdlib.h
+++ b/lib/birdlib.h
@@ -73,6 +73,12 @@ static inline int u64_cmp(u64 i1, u64 i2)
 #define UNUSED __attribute__((unused))
 #define PACKED __attribute__((packed))
 
+#ifdef HAVE_THREAD_LOCAL
+#define THREAD_LOCAL _Thread_local
+#else
+#define THREAD_LOCAL
+#endif
+
 /* Microsecond time */
 
 typedef s64 btime;
-- 
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