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Re: build-aux/git-hooks/pre-push
From: |
Po Lu |
Subject: |
Re: build-aux/git-hooks/pre-push |
Date: |
Tue, 02 May 2023 08:08:42 +0800 |
User-agent: |
Gnus/5.13 (Gnus v5.13) |
Jim Porter <jporterbugs@gmail.com> writes:
> On 4/30/2023 11:29 PM, Po Lu wrote:
>> This script apparently loses when pushing from a separate worktree,
>> where .git is a file containing the name of the repository the worktree
>> was created from.
>
> Thanks for catching this bug.
>
>> The following adjustment seems to fix it. However, I don't know much
>> about git. Objections?
>> diff --git a/build-aux/git-hooks/pre-push
>> b/build-aux/git-hooks/pre-push
>> index 8e8277cba4f..8a2866f9d4c 100755
>> --- a/build-aux/git-hooks/pre-push
>> +++ b/build-aux/git-hooks/pre-push
>> @@ -83,4 +83,4 @@ $awk -v origin_name="$1" '
>> # Print every SHA after oldref, up to (and including) newref.
>> system("git rev-list --first-parent --reverse " oldref ".." newref)
>> }
>> -' | $awk -v reason=pre-push -f .git/hooks/commit-msg-files.awk
>> +' | $awk -v reason=pre-push -f build-aux/git-hooks/commit-msg-files.awk
>>
>
> That won't quite work in general, since it would mean that if you
> check out an old branch, "build-aux/git-hooks/commit-msg-files.awk"
> won't exist, and then the hook will fail. Instead, I pushed a change
> to replace ".git" with "${GIT_DIR:-.git}", which is (as far as I can
> tell) the right way to do this.
>
> (The fallback to ".git" in the expansion is purely defensive, just in
> case there's some old Git version that doesn't set that variable.)
Oh, OK. Thanks!