hooks/xdelta: style twerks.

common/hooks/post-pkg/01-xdelta_repolist.sh

@@ -1,8 +1,7 @@
 # This hook generates vcdiffs
 
 hook() {
-	set -x
-	type -P xdelta3 > /dev/null || return 0;
+	type -P xdelta3 > /dev/null || return 0
 
 	find $XBPS_REPOSITORY -name '*.genVcdiff' | xargs -r sha256sum | \
 		while read chk oldfile; do

common/hooks/pre-pkg/01-xdelta_repolist.sh

@@ -1,11 +1,10 @@
 # this hook marks files which are about to change for generating vcdiffs
 
 hook() {
-	type -P xdelta3 > /dev/null || return 0;
+	type -P xdelta3 > /dev/null || return 0
 
 	# create links to preserve old versions of repodata
-	find $XBPS_REPOSITORY -name '*-repodata' | \
-		while read; do
-			ln "${REPLY}" "${REPLY}.genVcdiff"
-		done
+	find $XBPS_REPOSITORY -name '*-repodata' | while read; do
+		ln "${REPLY}" "${REPLY}.genVcdiff"
+	done
 }