X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ian/git?p=topgit.git;a=blobdiff_plain;f=tg-import.sh;h=2a24fbb96dfc7e0600416e0eb51bae5bb63a95be;hp=ddd532110ab37a75a3bac7d39b10c69728601e08;hb=ce3d20e4c3c10553ac6e18c7a4ea05ffde2899bf;hpb=123b751dd8ef214efce19f0d453e608b74f873da

diff --git a/tg-import.sh b/tg-import.sh
index ddd5321..2a24fbb 100644
--- a/tg-import.sh
+++ b/tg-import.sh
@@ -4,14 +4,48 @@
 # (c) Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>  2008
 # GPLv2
 
+branch_prefix=t/
+single=
+ranges=
+basedep=
 
-tg_get_commit_msg()
+
+## Parse options
+
+while [ -n "$1" ]; do
+	arg="$1"; shift
+	case "$arg" in
+	-d)
+		basedep="$1"; shift;;
+	-p)
+		branch_prefix="$1"; shift;;
+	-s)
+		single="$1"; shift;;
+	-*)
+		echo "Usage: tg [...] import [-d BASE_BRANCH] {[-p PREFIX] RANGE...|-s NAME COMMIT}" >&2
+		exit 1;;
+	*)
+		ranges="$ranges $arg";;
+	esac
+done
+
+
+## Make sure our tree is clean
+
+git update-index --ignore-submodules --refresh || exit
+[ -z "$(git diff-index --cached --name-status -r --ignore-submodules HEAD --)" ] ||
+	die "the index is not clean"
+
+
+## Perform import
+
+get_commit_msg()
 {
 	commit="$1"
 	git log -1 --pretty=format:"From: %an <%ae>%n%n%s%n%n%b" "$commit"
 }
 
-tg_get_branch_name()
+get_branch_name()
 {
 	# nice sed script from git-format-patch.sh
 	commit="$1"
@@ -27,20 +61,27 @@ tg_get_branch_name()
 	git log -1 --pretty=format:"%s" "$commit" | sed -e "$titleScript"
 }
 
-tg_process_commit()
+process_commit()
 {
 	commit="$1"
-	branch_name=$(tg_get_branch_name "$commit")
-	echo "Importing $commit to $branch_name"
-	tg create tp/"$branch_name"
-	git read-tree "$commit"
-	tg_get_commit_msg "$commit" > .topmsg
+	branch_name="$2"
+	info "---- Importing $commit to $branch_name"
+	tg create "$branch_name" $basedep
+	basedep=
+	git cherry-pick --no-commit "$commit"
+	get_commit_msg "$commit" > .topmsg
 	git add -f .topmsg .topdeps
 	git commit -C "$commit"
+	info "++++ Importing $commit finished"
 }
 
+if [ -n "$single" ]; then
+	process_commit $ranges "$single"
+	exit
+fi
+
 # nice arg verification stolen from git-format-patch.sh
-for revpair
+for revpair in $ranges
 do
 	case "$revpair" in
 	?*..?*)
@@ -63,7 +104,7 @@ do
 			info "Merged already: $comment"
 			;;
 		*)
-			tg_process_commit "$rev"
+			process_commit "$rev" "$branch_prefix$(get_branch_name "$rev")"
 			;;
 		esac
 	done