unpack-trees: fix accidentally quadratic behavior

diff --git a/git-quiltimport.sh b/git-quiltimport.sh
index 167d79fea809b918e81c2228ee27baa5fab23db4..6d3a88decdeee3f85d9ee43ef8e716ccd1a6328b 100755 (executable)
--- a/git-quiltimport.sh
+++ b/git-quiltimport.sh
@@ -6,7 +6,8 @@ git quiltimport [options]
 --
 n,dry-run     dry run
 author=       author name and email address for patches without any
-patches=      path to the quilt series and patches
+patches=      path to the quilt patches
+series=       path to the quilt series file
 "
 SUBDIRECTORY_ON=Yes
 . git-sh-setup
@@ -27,6 +28,10 @@ do
                shift
                QUILT_PATCHES="$1"
                ;;
+       --series)
+               shift
+               QUILT_SERIES="$1"
+               ;;
        --)
                shift
                break;;
@@ -53,6 +58,13 @@ if ! [ -d "$QUILT_PATCHES" ] ; then
        exit 1
 fi
 
+# Quilt series file
+: ${QUILT_SERIES:=$QUILT_PATCHES/series}
+if ! [ -e "$QUILT_SERIES" ] ; then
+       echo "The \"$QUILT_SERIES\" file does not exist."
+       exit 1
+fi
+
 # Temporary directories
 tmp_dir="$GIT_DIR"/rebase-apply
 tmp_msg="$tmp_dir/msg"
@@ -135,5 +147,5 @@ do
                commit=$( (echo "$SUBJECT"; echo; cat "$tmp_msg") | git commit-tree $tree -p $commit) &&
                git update-ref -m "quiltimport: $patch_name" HEAD $commit || exit 4
        fi
-done 3<"$QUILT_PATCHES/series"
+done 3<"$QUILT_SERIES"
 rm -rf $tmp_dir || exit 5