make use of variables, avoid removal of distfiles and package directories when switching modes

1 files changed, 9 insertions, 5 deletions

diff --git a/devmodeset b/devmodeset
index 3ebffa0..cd28d1b 100755
--- a/devmodeset
+++ b/devmodeset
@@ -1,18 +1,22 @@
 #!/usr/bin/env bash
 
+export local portagedir="/usr/portage"
+export local confdir="/etc/portage"
+export local gitdir="/opt/kogaion-build/conf/intel/portage"
+
 fetch_devmode_portage_tree() {
-	if [[ ! -d /usr/portage/.git ]] ; then
-		cd /usr/portage && git init > /dev/null 2>&1
+	if [[ ! -d "$portagedir"/.git ]] ; then
+		cd "$portagedir" && git init > /dev/null 2>&1
 		git remote add origin git://anongit.gentoo.org/repo/gentoo.git
 		git pull --depth=1 origin master
 		git branch -u origin/master master
-		rm -rf /usr/portage/profiles/updates
+		rm -rf ""$portagedir"/profiles/updates"
 	fi
 }
 
 set_devmode_portage_tree() {
-	ln -sf /opt/kogaion-build/conf/intel/portage /etc/portage
-	ln -sf /etc/portage/make.conf.amd64-devel /etc/portage/make.conf
+	ln -sf "$gitdir" "$confdir"
+	ln -sf "$confdir"/make.conf.amd64-devel "$confdir"/make.conf
 	eselect profile set 1
 	env-update
 	. /etc/profile