From: aneesh.kumar@gmail.com
To: pasky@suse.cz
Cc: git@vger.kernel.org, "Aneesh Kumar K.V" <aneesh.kumar@gmail.com>
Subject: (unknown)
Subject:
Date: Wed, 13 Aug 2008 20:24:28 +0530 [thread overview]
Message-ID: <1218639268-12267-1-git-send-email-aneesh.kumar@gmail.com> (raw)
From: Aneesh Kumar K.V <aneesh.kumar@gmail.com>
topgit: Implement tg-import
This can be used to import a set of commits
between range specified by range1..range2
This should help us to convert an already
existing quilt, stgit branches to topgit
managed one
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@gmail.com>
---
Makefile | 2 +-
README | 7 ++++++
tg-create.sh | 22 ++++++++----------
tg-export.sh | 2 +-
tg-import.sh | 68 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
5 files changed, 87 insertions(+), 14 deletions(-)
diff --git a/Makefile b/Makefile
index 6eade1e..95624ac 100644
--- a/Makefile
+++ b/Makefile
@@ -6,7 +6,7 @@ sharedir = $(PREFIX)/share/topgit
hooksdir = $(cmddir)/hooks
-commands_in = tg-create.sh tg-delete.sh tg-export.sh tg-info.sh tg-patch.sh tg-summary.sh tg-update.sh
+commands_in = tg-create.sh tg-delete.sh tg-export.sh tg-info.sh tg-patch.sh tg-summary.sh tg-update.sh tg-import.sh
hooks_in = hooks/pre-commit.sh
commands_out = $(patsubst %.sh,%,$(commands_in))
diff --git a/README b/README
index b58a1b4..8b8f4d7 100644
--- a/README
+++ b/README
@@ -330,6 +330,13 @@ tg export
TODO: Make stripping of [PATCH] and other prefixes configurable
TODO: --mbox option for other mode of operation
+tg import
+~~~~~~~~
+ Import the commits between the given revision range into
+ a topgit managed branch
+
+ Usage: tg import rev1..rev2
+
tg update
~~~~~~~~~
Update the current topic branch wrt. changes in the branches
diff --git a/tg-create.sh b/tg-create.sh
index 939af33..6cce7ed 100644
--- a/tg-create.sh
+++ b/tg-create.sh
@@ -31,17 +31,18 @@ done
deps="${deps# }"
if [ -z "$deps" ]; then
- if [ -z "$name" -a -s "$git_dir/top-name" -a -s "$git_dir/top-deps" -a -s "$git_dir/top-merge" ]; then
- # We are setting up the base branch now; resume merge!
- name="$(cat "$git_dir/top-name")"
+ head="$(git symbolic-ref HEAD)"
+ bname="${head#refs/top-bases/}"
+ if [ "$bname" != "$head" -a -s "$git_dir/top-deps" -a -s "$git_dir/top-merge" ]; then
+ # We are on a base branch now; resume merge!
deps="$(cat "$git_dir/top-deps")"
merge="$(cat "$git_dir/top-merge")"
+ name="$bname"
restarted=1
info "Resuming $name setup..."
else
# The common case
[ -z "$name" ] && die "no branch name given"
- head="$(git symbolic-ref HEAD)"
deps="${head#refs/heads/}"
[ "$deps" != "$head" ] || die "refusing to auto-depend on non-head ref ($head)"
info "Automatically marking dependency on $deps"
@@ -58,7 +59,7 @@ done
die "branch '$name' already exists"
# Clean up any stale stuff
-rm -f "$git_dir/top-name" "$git_dir/top-deps" "$git_dir/top-merge"
+rm -f "$git_dir/top-deps" "$git_dir/top-merge"
## Create base
@@ -68,8 +69,7 @@ if [ -n "$merge" ]; then
branch="${merge%% *}"
merge="${merge#* }"
info "Creating $name base from $branch..."
- # We create a detached head so that we can abort this operation
- git checkout -q "$(git rev-parse "$branch")"
+ switch_to_base "$name" "$branch"
fi
@@ -83,10 +83,9 @@ while [ -n "$merge" ]; do
if ! git merge "$branch"; then
info "Please commit merge resolution and call: tg create"
- info "It is also safe to abort this operation using:"
- info "git reset --hard some_branch"
- info "(You are on a detached HEAD now.)"
- echo "$name" >"$git_dir/top-name"
+ info "It is also safe to abort this operation using \`git reset --hard\`"
+ info "but please remember you are on the base branch now;"
+ info "you will want to switch to a different branch."
echo "$deps" >"$git_dir/top-deps"
echo "$merge" >"$git_dir/top-merge"
exit 2
@@ -96,7 +95,6 @@ done
## Set up the topic branch
-git update-ref "refs/top-bases/$name" "HEAD" ""
git checkout -b "$name"
echo "$deps" | sed 's/ /\n/g' >"$root_dir/.topdeps"
diff --git a/tg-export.sh b/tg-export.sh
index 62361dd..73ad2ef 100644
--- a/tg-export.sh
+++ b/tg-export.sh
@@ -190,7 +190,7 @@ recurse_deps driver "$name"
if [ "$driver" = "collapse" ]; then
- git update-ref "refs/heads/$output" "$(cat "$playground/$name")" ""
+ git update-ref "refs/heads/$output" "$(cat "$playground/$name")"
depcount="$(cat "$playground/^ticker" | wc -l)"
echo "Exported topic branch $name (total $depcount topics) to branch $output"
diff --git a/tg-import.sh b/tg-import.sh
new file mode 100644
index 0000000..6c991c5
--- /dev/null
+++ b/tg-import.sh
@@ -0,0 +1,68 @@
+#!/bin/sh
+# TopGit - A different patch queue manager
+# GPLv2
+
+
+tg_get_commit_msg()
+{
+ commit="$1"
+ git log -1 --pretty=format:"From: %an <%ae>%n%n%s%n%n%b" "$commit"
+}
+
+tg_get_branch_name()
+{
+ # nice sed script from git-format-patch.sh
+ commit="$1"
+ titleScript='
+ s/[^-a-z.A-Z_0-9]/-/g
+ s/\.\.\.*/\./g
+ s/\.*$//
+ s/--*/-/g
+ s/^-//
+ s/-$//
+ q
+'
+ git log -1 --pretty=format:"%s" "$commit" | sed -e "$titleScript"
+}
+
+tg_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
+ git add -f .topmsg .topdeps
+ git commit -C "$commit"
+}
+
+# nice arg verification stolen from git-format-patch.sh
+for revpair
+do
+ case "$revpair" in
+ ?*..?*)
+ rev1=`expr "z$revpair" : 'z\(.*\)\.\.'`
+ rev2=`expr "z$revpair" : 'z.*\.\.\(.*\)'`
+ ;;
+ *)
+ die "Unknow range spec $revpair"
+ ;;
+ esac
+ git rev-parse --verify "$rev1^0" >/dev/null 2>&1 ||
+ die "Not a valid rev $rev1 ($revpair)"
+ git rev-parse --verify "$rev2^0" >/dev/null 2>&1 ||
+ die "Not a valid rev $rev2 ($revpair)"
+ git cherry -v "$rev1" "$rev2" |
+ while read sign rev comment
+ do
+ case "$sign" in
+ '-')
+ info "Merged already: $comment"
+ ;;
+ *)
+ tg_process_commit "$rev"
+ ;;
+ esac
+ done
+done
--
tg: (f27e693..) tp/topgit-Implement-tg-import (depends on: master)
next reply other threads:[~2008-08-13 14:55 UTC|newest]
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2008-08-13 14:54 aneesh.kumar [this message]
2008-08-13 15:16 ` your mail Aneesh Kumar K.V
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