From d0aa61ca5cfc9b7d401fb5e494d977e3beb90275 Mon Sep 17 00:00:00 2001
From: Peter Foley <pefoley2@pefoley.com>
Date: Mon, 7 Aug 2023 13:07:13 +0200
Subject: [PATCH] configure: Only create serdep.tmp if needed

There's no reason to create this file if none of the serial configure
options are passed.

	* configure.ac: Only create serdep.tmp if needed
---
 configure.ac | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/configure.ac b/configure.ac
index 39dcf54b6a8..90a94480ec5 100644
--- a/configure.ac
+++ b/configure.ac
@@ -3206,7 +3206,9 @@ esac
 # These force 'configure's to be done one at a time, to avoid problems
 # with contention over a shared config.cache.
 rm -f serdep.tmp
+if test "x${enable_serial_build_configure}" = xyes || test "x${enable_serial_host_configure}" = xyes || test "x${enable_serial_target_configure}" = xyes; then
 echo '# serdep.tmp' > serdep.tmp
+fi
 olditem=
 test "x${enable_serial_build_configure}" = xyes &&
 for item in ${build_configdirs} ; do
-- 
2.30.2