From 7ba9f9467d95fa8d05bb04d36fd4c602e497f529 Mon Sep 17 00:00:00 2001
From: Russ Cox <rsc@swtch.com>
Date: Mon, 13 Jan 2020 11:41:37 -0500
Subject: lib9/fmt: avoid racy access to installed fmt formats

---
 src/lib9/fmt/fmtlock.c | 14 ++++++++++++--
 1 file changed, 12 insertions(+), 2 deletions(-)

(limited to 'src/lib9/fmt/fmtlock.c')

diff --git a/src/lib9/fmt/fmtlock.c b/src/lib9/fmt/fmtlock.c
index cabe05f4..eb9cd845 100644
--- a/src/lib9/fmt/fmtlock.c
+++ b/src/lib9/fmt/fmtlock.c
@@ -5,11 +5,21 @@
 #include "fmtdef.h"
 
 void
-__fmtlock(void)
+__fmtrlock(void)
 {
 }
 
 void
-__fmtunlock(void)
+__fmtrunlock(void)
+{
+}
+
+void
+__fmtwlock(void)
+{
+}
+
+void
+__fmtwunlock(void)
 {
 }
-- 
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