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From: Junio C Hamano <gitster@pobox.com>
To: Samuel Lijin <sxlijin@gmail.com>
Cc: Chris Johnson <chrisjohnson0@gmail.com>,
	"git\@vger.kernel.org" <git@vger.kernel.org>
Subject: Re: Bug Report: .gitignore behavior is not matching in git clean and git status
Date: Mon, 01 May 2017 17:26:14 -0700	[thread overview]
Message-ID: <xmqqshkof6jd.fsf@gitster.mtv.corp.google.com> (raw)
In-Reply-To: <CAJZjrdXVopdvDoDwnsmqvrLESKQq=-a2waDgu5HYYoP2WvSrPA@mail.gmail.com> (Samuel Lijin's message of "Mon, 1 May 2017 10:34:08 -0500")

Samuel Lijin <sxlijin@gmail.com> writes:

> After some more digging (and familiarizing myself with the
> behind-the-scenes logic) the issue is that dir.c has this implicit
> assumption that a directory which contains only untracked and ignored
> files should itself be considered untracked. While that works fine for
> use cases where we're asking if a directory should be added to the git
> database, that decidedly does not make sense when we're asking if a
> directory can be removed from the working tree.

Thanks for digging.

> I'm not sure where to proceed from here. I see two ways forward: one,
> builtin/clean.c can collect ignored files when it calls
> dir.c:fill_directory(), and then clean -d can prune out directories
> that contain ignored files; two, path_treatment can learn about
> untracked directories which contain excluded (ignored) files.

My gut feeling is that the former approach would be of lesser
impact.  Directory A/ can be removed "clean" without "-x" when there
is nothing tracked in there in the index and there is no ignored
paths.  Having zero untracked files there or one or more untracked
file there do not matter---they are all subject to removal by
"clean".

  reply	other threads:[~2017-05-02  0:26 UTC|newest]

Thread overview: 89+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-04-28 22:56 Bug Report: .gitignore behavior is not matching in git clean and git status Chris Johnson
2017-05-01  1:41 ` Junio C Hamano
2017-05-01  1:56   ` Chris Johnson
2017-05-01  3:15     ` Junio C Hamano
2017-05-01 13:51     ` Samuel Lijin
2017-05-01 15:34       ` Samuel Lijin
2017-05-02  0:26         ` Junio C Hamano [this message]
2017-05-03  3:29           ` [PATCH 0/7] Keep git clean -d from inadvertently removing ignored files Samuel Lijin
2017-05-03  3:29             ` [PATCH 1/7] t7300: skip untracked dirs containing " Samuel Lijin
2017-05-03 18:19               ` Stefan Beller
2017-05-03 18:26                 ` Samuel Lijin
2017-05-03 18:34                   ` Stefan Beller
2017-05-03  3:29             ` [PATCH 2/7] dir: recurse into untracked dirs for " Samuel Lijin
2017-05-03  3:29             ` [PATCH 3/7] dir: add method to check if a dir_entry lexically contains another Samuel Lijin
2017-05-03 18:09               ` Stefan Beller
2017-05-03  3:29             ` [PATCH 4/7] dir: hide untracked contents of untracked dirs Samuel Lijin
2017-05-03  3:29             ` [PATCH 5/7] dir: change linkage of cmp_name() and check_contains() Samuel Lijin
2017-05-03  3:29             ` [PATCH 6/7] builtin/clean: teach clean -d to skip dirs containing ignored files Samuel Lijin
2017-05-03  3:29             ` [PATCH 7/7] t7061: check for ignored file in untracked dir Samuel Lijin
2017-05-05 10:46             ` [PATCH v2 0/9] Keep git clean -d from inadvertently removing ignored files Samuel Lijin
2017-05-08  4:26               ` Junio C Hamano
2017-05-08 21:37                 ` Samuel Lijin
2017-05-09  0:31                   ` Junio C Hamano
2017-05-16  7:34               ` [PATCH v3 0/8] Fix clean -d and status --ignored Samuel Lijin
2017-05-18  8:21                 ` [PATCH v4 0/6] " Samuel Lijin
2017-05-23  9:18                   ` [PATCH v5 " Samuel Lijin
2017-05-23 10:09                     ` [PATCH v6 " Samuel Lijin
2017-05-23 10:09                     ` [PATCH v6 1/6] t7300: clean -d should skip dirs with ignored files Samuel Lijin
2017-05-23 10:09                     ` [PATCH v6 2/6] t7061: status --ignored should search untracked dirs Samuel Lijin
2017-05-23 10:09                     ` [PATCH v6 3/6] dir: recurse into untracked dirs for ignored files Samuel Lijin
2017-05-23 10:09                     ` [PATCH v6 4/6] dir: hide untracked contents of untracked dirs Samuel Lijin
2017-05-23 10:09                     ` [PATCH v6 5/6] dir: expose cmp_name() and check_contains() Samuel Lijin
2017-05-23 10:09                     ` [PATCH v6 6/6] clean: teach clean -d to preserve ignored paths Samuel Lijin
2017-05-23 22:35                       ` Junio C Hamano
2017-05-24  4:14                       ` Torsten Bögershausen
2017-05-25 15:36                         ` Samuel Lijin
2017-05-26  1:05                           ` Junio C Hamano
2017-05-23  9:18                   ` [PATCH v5 1/6] t7300: clean -d should skip dirs with ignored files Samuel Lijin
2017-05-23  9:18                   ` [PATCH v5 2/6] t7061: status --ignored should search untracked dirs Samuel Lijin
2017-05-23  9:18                   ` [PATCH v5 3/6] dir: recurse into untracked dirs for ignored files Samuel Lijin
2017-05-23  9:18                   ` [PATCH v5 4/6] dir: hide untracked contents of untracked dirs Samuel Lijin
2017-05-23  9:18                   ` [PATCH v5 5/6] dir: expose cmp_name() and check_contains() Samuel Lijin
2017-05-23  9:18                   ` [PATCH v5 6/6] clean: teach clean -d to preserve ignored paths Samuel Lijin
2017-05-23 12:52                     ` Junio C Hamano
2017-05-23 19:16                       ` Samuel Lijin
2017-05-18  8:21                 ` [PATCH v4 1/6] t7300: clean -d should skip dirs with ignored files Samuel Lijin
2017-05-18  8:21                 ` [PATCH v4 2/6] t7061: status --ignored should search untracked dirs Samuel Lijin
2017-05-18  8:21                 ` [PATCH v4 3/6] dir: recurse into untracked dirs for ignored files Samuel Lijin
2017-05-18  8:21                 ` [PATCH v4 4/6] dir: hide untracked contents of untracked dirs Samuel Lijin
2017-05-22  3:13                   ` Junio C Hamano
2017-05-18  8:21                 ` [PATCH v4 5/6] dir: expose cmp_name() and check_contains() Samuel Lijin
2017-05-22  0:38                   ` Junio C Hamano
2017-05-18  8:21                 ` [PATCH v4 6/6] clean: teach clean -d to skip dirs containing ignored files Samuel Lijin
2017-05-22  4:48                   ` Junio C Hamano
2017-05-22  5:58                     ` Samuel Lijin
2017-05-22  6:17                       ` Junio C Hamano
2017-05-23  2:43                         ` Samuel Lijin
2017-05-23  7:50                           ` Junio C Hamano
2017-05-16  7:34               ` [PATCH v3 1/8] t7300: clean -d should skip dirs with " Samuel Lijin
2017-05-16  7:34               ` [PATCH v3 2/8] t7061: status --ignored should search untracked dirs Samuel Lijin
2017-05-16  7:34               ` [PATCH v3 3/8] dir: recurse into untracked dirs for ignored files Samuel Lijin
2017-05-17  6:23                 ` Junio C Hamano
2017-05-17  7:02                   ` Samuel Lijin
2017-05-16  7:34               ` [PATCH v3 4/8] dir: hide untracked contents of untracked dirs Samuel Lijin
2017-05-17  6:47                 ` Junio C Hamano
2017-05-17  7:32                   ` Samuel Lijin
2017-05-17 10:14                     ` Junio C Hamano
2017-05-16  7:34               ` [PATCH v3 5/8] dir: expose cmp_name() and check_contains() Samuel Lijin
2017-05-16  7:34               ` [PATCH v3 6/8] clean: teach clean -d to skip dirs containing ignored files Samuel Lijin
2017-05-18  2:34                 ` Junio C Hamano
2017-05-18  6:32                   ` Samuel Lijin
2017-05-16  7:34               ` [PATCH v3 7/8] t7300: clean -d now skips untracked " Samuel Lijin
2017-05-18  2:38                 ` Junio C Hamano
2017-05-16  7:34               ` [PATCH v3 8/8] t7061: status --ignored now searches untracked dirs Samuel Lijin
2017-05-18  2:46                 ` Junio C Hamano
2017-05-05 10:46             ` [PATCH v2 1/9] t7300: skip untracked dirs containing ignored files Samuel Lijin
2017-05-07 19:12               ` Torsten Bögershausen
2017-05-08 21:24                 ` Samuel Lijin
2017-05-05 10:46             ` [PATCH v2 2/9] t7061: expect failure where expected behavior will change Samuel Lijin
2017-05-08  4:34               ` Junio C Hamano
2017-05-05 10:46             ` [PATCH v2 3/9] dir: recurse into untracked dirs for ignored files Samuel Lijin
2017-05-05 10:46             ` [PATCH v2 4/9] dir: add method to check if a dir_entry lexically contains another Samuel Lijin
2017-05-05 10:46             ` [PATCH v2 5/9] dir: hide untracked contents of untracked dirs Samuel Lijin
2017-05-05 10:46             ` [PATCH v2 6/9] dir: change linkage of cmp_name() and check_contains() Samuel Lijin
2017-05-08  4:37               ` Junio C Hamano
2017-05-05 10:46             ` [PATCH v2 7/9] builtin/clean: teach clean -d to skip dirs containing ignored files Samuel Lijin
2017-05-05 10:46             ` [PATCH v2 8/9] t7300: clean -d now skips untracked " Samuel Lijin
2017-05-05 10:46             ` [PATCH v2 9/9] t7061: expect ignored files in untracked dirs Samuel Lijin
2017-05-08  6:35               ` Junio C Hamano

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