From: Junio C Hamano <gitster@pobox.com>
To: Luke Diamand <luke@diamand.org>
Cc: git@vger.kernel.org, viniciusalexandre@gmail.com,
Lars Schneider <larsxschneider@gmail.com>,
Duy Nguyen <pclouds@gmail.com>
Subject: Re: [PATCHv3] git-p4: support git worktrees
Date: Tue, 13 Dec 2016 16:08:40 -0800 [thread overview]
Message-ID: <xmqqlgvjz81j.fsf@gitster.mtv.corp.google.com> (raw)
In-Reply-To: <20161213215128.20288-2-luke@diamand.org> (Luke Diamand's message of "Tue, 13 Dec 2016 21:51:28 +0000")
Luke Diamand <luke@diamand.org> writes:
> git-p4 would attempt to find the git directory using
> its own specific code, which did not know about git
> worktrees.
>
> Rework it to use "git rev-parse --git-dir" instead.
>
> Add test cases for worktree usage and specifying
> git directory via --git-dir and $GIT_DIR.
>
> Signed-off-by: Luke Diamand <luke@diamand.org>
> ---
> git-p4.py | 17 +++++++++++++----
> t/t9800-git-p4-basic.sh | 20 ++++++++++++++++++++
> t/t9806-git-p4-options.sh | 32 ++++++++++++++++++++++++++++++++
> 3 files changed, 65 insertions(+), 4 deletions(-)
>
> diff --git a/git-p4.py b/git-p4.py
> index fd5ca52..6a1f65f 100755
> --- a/git-p4.py
> +++ b/git-p4.py
> @@ -85,6 +85,16 @@ def p4_build_cmd(cmd):
> real_cmd += cmd
> return real_cmd
>
> +def git_dir(path):
> + """ Return TRUE if the given path is a git directory (/path/to/dir/.git).
> + This won't automatically add ".git" to a directory.
> + """
> + d = read_pipe(["git", "--git-dir", path, "rev-parse", "--git-dir"], True).strip()
> + if not d or len(d) == 0:
> + return None
> + else:
> + return d
> +
> def chdir(path, is_client_path=False):
> """Do chdir to the given path, and set the PWD environment
> variable for use by P4. It does not look at getcwd() output.
> @@ -563,10 +573,7 @@ def currentGitBranch():
> return read_pipe(["git", "name-rev", "HEAD"]).split(" ")[1].strip()
>
> def isValidGitDir(path):
> - if (os.path.exists(path + "/HEAD")
> - and os.path.exists(path + "/refs") and os.path.exists(path + "/objects")):
> - return True;
> - return False
> + return git_dir(path) != None
>
> def parseRevision(ref):
> return read_pipe("git rev-parse %s" % ref).strip()
> @@ -3682,6 +3689,7 @@ def main():
> if cmd.gitdir == None:
> cmd.gitdir = os.path.abspath(".git")
> if not isValidGitDir(cmd.gitdir):
> + # "rev-parse --git-dir" without arguments will try $PWD/.git
> cmd.gitdir = read_pipe("git rev-parse --git-dir").strip()
> if os.path.exists(cmd.gitdir):
> cdup = read_pipe("git rev-parse --show-cdup").strip()
> @@ -3694,6 +3702,7 @@ def main():
> else:
> die("fatal: cannot locate git repository at %s" % cmd.gitdir)
>
> + # so git commands invoked from the P4 workspace will succeed
> os.environ["GIT_DIR"] = cmd.gitdir
The real fix has become surprisingly short and "feels right".
Will queue. Thanks.
prev parent reply other threads:[~2016-12-14 0:09 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-12-13 21:51 [PATCHv3] git-p4 worktree support Luke Diamand
2016-12-13 21:51 ` [PATCHv3] git-p4: support git worktrees Luke Diamand
2016-12-14 0:08 ` Junio C Hamano [this message]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
List information: http://vger.kernel.org/majordomo-info.html
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=xmqqlgvjz81j.fsf@gitster.mtv.corp.google.com \
--to=gitster@pobox.com \
--cc=git@vger.kernel.org \
--cc=larsxschneider@gmail.com \
--cc=luke@diamand.org \
--cc=pclouds@gmail.com \
--cc=viniciusalexandre@gmail.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
Code repositories for project(s) associated with this public inbox
https://80x24.org/mirrors/git.git
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for read-only IMAP folder(s) and NNTP newsgroup(s).