From d426a0b284a0b4f1108128cc1c4b3ffbbc9192c7 Mon Sep 17 00:00:00 2001
From: Lucio Andrés Illanes Albornoz <lucio@lucioillanes.de>
Date: Mar 02 2020 12:06:30 +0000
Subject: subr/pkg_install.subr: serialise simultaneous installation to ${PKG_PREFIX} w/ flock(1).


---

diff --git a/subr/pkg_install.subr b/subr/pkg_install.subr
index ffe2d8d..d0b5948 100644
--- a/subr/pkg_install.subr
+++ b/subr/pkg_install.subr
@@ -22,7 +22,7 @@ pkg_install() {
 				return 1;
 			fi;
 		done; IFS="${_ifs_old}";
-		(set +o errexit -o noglob; trap "rm -f \"${BUILD_DLCACHEDIR}/install.lock\"" EXIT;
+		(set +o errexit -o noglob; trap "rm -f \"${BUILD_WORKDIR}/install.lock\"" EXIT;
 		date; echo trying to grab lock
 		while true; do
 			if flock -E 622 -w 600 4; then