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Diffstat (limited to 'Documentation/howto/using-topic-branches.txt')
| -rw-r--r-- | Documentation/howto/using-topic-branches.txt | 68 |
1 files changed, 45 insertions, 23 deletions
diff --git a/Documentation/howto/using-topic-branches.txt b/Documentation/howto/using-topic-branches.txt index 52fa4c0..6fc69e1 100644 --- a/Documentation/howto/using-topic-branches.txt +++ b/Documentation/howto/using-topic-branches.txt @@ -5,12 +5,10 @@ Subject: Some tutorial text (was git/cogito workshop/bof at linuxconf au?) Here's something that I've been putting together on how I'm using GIT as a Linux subsystem maintainer. -I suspect that I'm a bit slap-happy with the "git checkout" commands in -the examples below, and perhaps missing some of the _true-git_ ways of -doing things. - -Tony +Last updated w.r.t. GIT 0.99.5 + Linux subsystem maintenance using GIT ------------------------------------- @@ -48,24 +46,38 @@ Change directory into the cloned tree you just created $ cd work -Make a GIT branch named "linus", and rename the "origin" branch as linus too: +Set up a remotes file so that you can fetch the latest from Linus' master +branch into a local branch named "linus": + + $ cat > .git/remotes/linus + URL: rsync://rsync.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6.git + Pull: master:linus + ^D - $ git checkout -b linus - $ mv .git/branches/origin .git/branches/linus +and create the linus branch: + + $ git branch linus The "linus" branch will be used to track the upstream kernel. To update it, you simply run: - $ git checkout linus && git pull linus + $ git fetch linus + +you can do this frequently (and it should be safe to do so with pending +work in your tree, but perhaps not if you are in mid-merge). -you can do this frequently (as long as you don't have any uncommited work -in your tree). +If you need to keep track of other public trees, you can add remote branches +for them too: -If you need to keep track of other public trees, you can add branches for -them too: + $ git branch another + $ cat > .git/remotes/another + URL: ... insert URL here ... + Pull: name-of-branch-in-this-remote-tree:another + ^D - $ git checkout -b another linus - $ echo URL-for-another-public-tree > .git/branches/another +and run: + + $ git fetch another Now create the branches in which you are going to work, these start out at the current tip of the linus branch. @@ -78,15 +90,25 @@ These can be easily kept up to date by merging from the "linus" branch: $ git checkout test && git resolve test linus "Auto-update from upstream" $ git checkout release && git resolve release linus "Auto-update from upstream" -Set up so that you can push upstream to your public tree: +Set up so that you can push upstream to your public tree (you need to +log-in to the remote system and create an empty tree there before the +first push). - $ echo master.kernel.org:/ftp/pub/scm/linux/kernel/git/aegl/linux-2.6.git > .git/branches/origin + $ cat > .git/remotes/mytree + URL: master.kernel.org:/pub/scm/linux/kernel/git/aegl/linux-2.6.git + Push: release + Push: test + ^D -and then push each of the test and release branches using: +and the push both the test and release trees using: - $ git push origin test -and - $ git push origin release + $ git push mytree + +or push just one of the test and release branches using: + + $ git push mytree test +or + $ git push mytree release Now to apply some patches from the community. Think of a short snappy name for a branch to hold this patch (or related group of @@ -169,9 +191,9 @@ test|release) git checkout $1 && git resolve $1 linus "Auto-update from upstream" ;; linus) - before=$(cat .git/HEAD) - git checkout linus && git pull linus - after=$(cat .git/HEAD) + before=$(cat .git/refs/heads/linus) + git fetch linus + after=$(cat .git/refs/heads/linus) if [ $before != $after ] then git-whatchanged $after ^$before | git-shortlog |