abuild: remove dependency of sudo

use the abuild-sudo tool instead

fixes #951

abuild.in

@@ -18,9 +18,12 @@ abuild_path=$(readlink -f $0)
 
 # defaults
 BUILD_BASE="build-base"
-SUDO=${SUDO:-"sudo"}
 FAKEROOT=${FAKEROOT:-"fakeroot"}
-APK=${APK:-apk}
+
+: ${APK:=abuild-apk}
+: ${ADDUSER:=abuild-adduser}
+: ${ADDGROUP:=abuild-addgroup}
+
 apk_opt_wait="--wait 30"
 
 # read config
@@ -100,7 +103,7 @@ cleanup() {
 	set_xterm_title ""
 	if [ -z "$install_after" ] && [ -n "$uninstall_after" ]; then
 		msg "Uninstalling dependencies..."
-		$SUDO $APK del --quiet $apk_opt_wait $uninstall_after
+		$APK del --quiet $apk_opt_wait $uninstall_after
 	fi
 	if [ -n "$CLEANUP_FILES" ]; then
 		rm -f $CLEANUP_FILES
@@ -485,13 +488,13 @@ mkusers() {
 			if getent group $i >/dev/null; then
 				gopt="-G $i"
 			fi
-			$SUDO adduser -S -D -H $gopt $i || return 1
+			$ADDUSER -S -D -H $gopt $i || return 1
 		fi
 	done
 	for i in $pkggroups; do
 		if ! getent group $i >/dev/null; then
 			msg "Creating group $i"
-			$SUDO addgroup -S $i || return 1
+			$ADDGROUP -S $i || return 1
 		fi
 	done
 }
@@ -1289,10 +1292,10 @@ builddeps() {
 	if [ -n "$install_deps" ] && [ -z "$recursive" ] && [ -n "$deps" ]; then
 		# make a --simluate run first to detect missing deps
 		# apk-tools --virtual is no goot at reporting those.
-		$SUDO $APK add --repository "$abuildrepo" \
+		$APK add --repository "$abuildrepo" \
 			$apk_opt_wait \
 			--simulate --quiet $deps || return 1
-		$SUDO $APK add --repository "$abuildrepo" \
+		$APK add --repository "$abuildrepo" \
 			$apk_opt_wait \
 			--virtual .makedepends-$pkgname $deps \
 			&& return 0
@@ -1324,7 +1327,7 @@ builddeps() {
 		cd "$dir" && $0 $forceroot $keep $quiet $install_deps \
 			$recursive $upgrade $color_opt abuildindex || return 1
 	done
-	$SUDO $APK add -u --repository "$abuildrepo" \
+	$APK add -u --repository "$abuildrepo" \
 		$apk_opt_wait \
 		--virtual .makedepends-$pkgname $deps
 }
@@ -1439,18 +1442,18 @@ post_add() {
 			post_add $i || return 1
 		fi
 	done
-	$SUDO $APK add $apk_opt_wait -u "$pkgf" || die "Failed to install $1"
+	$APK add $apk_opt_wait -u "$pkgf" || die "Failed to install $1"
 }
 
 installdeps() {
 	local deps i
-	$SUDO $APK add $apk_opt_wait --repository "$abuildrepo" \
+	$APK add $apk_opt_wait --repository "$abuildrepo" \
 		--virtual .makedepends-$pkgname \
 		$makedepends
 }
 
 uninstalldeps (){
-	$SUDO $APK del $apk_opt_wait .makedepends-$pkgname
+	$APK del $apk_opt_wait .makedepends-$pkgname
 }
 
 all() {
@@ -1540,7 +1543,6 @@ shift $(( $OPTIND - 1 ))
 # check so we are not root
 if [ "$(whoami)" = "root" ] && [ -z "$FAKEROOTKEY" ]; then
 	[ -z "$forceroot" ] && die "Do not run abuild as root"
-	SUDO=
 	FAKEROOT=
 fi