From 3e5e417060f04e2bf96ef98199014ad2c7b8e203 Mon Sep 17 00:00:00 2001
From: Willy Tarreau <w@1wt.eu>
Date: Sat, 11 Nov 2017 17:58:31 +0100
Subject: [PATCH] BUILD: thread/pipe: fix build without threads
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Marcus Rückert reported that commit d8b3b65 ("BUG/MEDIUM: splice/threads:
pipe reuse list was not protected.") broke threadless support. Add the
required #ifdef.
---
 src/pipe.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/pipe.c b/src/pipe.c
index c7ce3c58dc..c161f960f5 100644
--- a/src/pipe.c
+++ b/src/pipe.c
@@ -14,6 +14,7 @@
 #include <fcntl.h>
 
 #include <common/config.h>
+#include <common/hathreads.h>
 #include <common/memory.h>
 
 #include <types/global.h>
@@ -21,7 +22,9 @@
 
 struct pool_head *pool2_pipe = NULL;
 struct pipe *pipes_live = NULL; /* pipes which are still ready to use */
+#ifdef USE_THREAD
 HA_SPINLOCK_T pipes_lock;       /* lock used to protect pipes list */
+#endif
 int pipes_used = 0;             /* # of pipes in use (2 fds each) */
 int pipes_free = 0;             /* # of pipes unused */
 
-- 
2.47.3