From 6ed66ce90b3e27da0a865a3c3ff3292c4af1f5f0 Mon Sep 17 00:00:00 2001
From: Thomas Nagy <tnagy@waf.io>
Date: Tue, 15 Dec 2020 11:06:05 +0100
Subject: [PATCH] Reduce wafcache verbosity on cleanup operations

---
 waflib/Tools/wafcache.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/waflib/Tools/wafcache.py b/waflib/Tools/wafcache.py
index 5303b9f1..83e5d7a5 100644
--- a/waflib/Tools/wafcache.py
+++ b/waflib/Tools/wafcache.py
@@ -378,8 +378,8 @@ def lru_evict():
 			try:
 				fcntl.flock(fd, fcntl.LOCK_EX | fcntl.LOCK_NB)
 			except EnvironmentError:
-				sys.stderr.write('another process is running!\n')
-				pass
+				if Logs.verbose:
+					Logs.debug('wafcache: another cleaning process is running')
 			else:
 				# now dow the actual cleanup
 				lru_trim()