xbps-src: make -K work when run_func returns an error.

xbps-src/shutils/chroot.sh.in

@@ -314,7 +314,7 @@ xbps_chroot_handler()
 		env IN_CHROOT=1 LANG=C \
 			${chroot_cmd} $XBPS_MASTERDIR /bin/sh || rv=$?
 	else
-		[ -n "$KEEP_WRKSRC" ] && arg="-C"
+		[ -n "$KEEP_WRKSRC" ] && arg="$arg -C"
 		[ -n "$KEEP_AUTODEPS" ] && arg="$arg -K"
 		[ -n "$DESTDIR_ONLY_INSTALL" ] && arg="$arg -D"
 

xbps-src/shutils/common_funcs.sh

@@ -30,7 +30,7 @@ run_func_error()
 {
 	local lver func="$1"
 
-	remove_pkgdestdir_sighandler ${pkgname}
+	remove_pkgdestdir_sighandler ${pkgname} $KEEP_AUTODEPS
 
 	if [ -n "${revision}" ]; then
 		lver="${version}_${revision}"

xbps-src/shutils/pkgtarget_funcs.sh.in

@@ -30,15 +30,6 @@ install_pkg()
 {
 	local curpkgn="$1" fullpkg pkg cdestdir
 
-	#
-	# If we are being invoked through the chroot, re-read config file
-	# to get correct stuff.
-	#
-	if [ -n "$IN_CHROOT" ]; then
-		check_config_vars
-		set_defvars
-	fi
-
 	# Remove automatic package dependencies if set.
 	autoremove_pkg_dependencies $KEEP_AUTODEPS