From: Brandon Williams <bmwill@google.com>
To: Stefan Beller <sbeller@google.com>
Cc: "git@vger.kernel.org" <git@vger.kernel.org>,
Junio C Hamano <gitster@pobox.com>, Jeff King <peff@peff.net>,
Johannes Schindelin <johannes.schindelin@gmx.de>,
Duy Nguyen <pclouds@gmail.com>
Subject: Re: [PATCH v2 4/4] ls-files: fix bug when recursing with relative pathspec
Date: Wed, 15 Mar 2017 10:02:32 -0700 [thread overview]
Message-ID: <20170315170232.GA159137@google.com> (raw)
In-Reply-To: <CAGZ79kaRP0Gbw+zwot_vYo7E=7GMwU7chJsJ7TL8g4TJwivC5Q@mail.gmail.com>
On 03/14, Stefan Beller wrote:
> On Tue, Mar 14, 2017 at 3:11 PM, Brandon Williams <bmwill@google.com> wrote:
> > When using the --recurse-submodules flag with a relative pathspec which
> > includes "..", an error is produced inside the child process spawned for a
> > submodule. When creating the pathspec struct in the child, the ".." is
> > interpreted to mean "go up a directory" which causes an error stating that the
> > path ".." is outside of the repository.
> >
> > While it is true that ".." is outside the scope of the submodule, it is
> > confusing to a user who originally invoked the command where ".." was indeed
> > still inside the scope of the superproject. Since the child process launched
> > for the submodule has some context that it is operating underneath a
> > superproject, this error could be avoided.
> >
> > This patch fixes the bug by passing the 'prefix' to the child process. Now
> > each child process that works on a submodule has two points of reference to the
> > superproject: (1) the 'super_prefix' which is the path from the root of the
> > superproject down to root of the submodule and (2) the 'prefix' which is the
> > path from the root of the superproject down to the directory where the user
> > invoked the git command.
> >
> > With these two pieces of information a child process can correctly interpret
> > the pathspecs provided by the user as well as being able to properly format its
> > output relative to the directory the user invoked the original command from.
> >
> > Signed-off-by: Brandon Williams <bmwill@google.com>
> > ---
> > builtin/ls-files.c | 41 +++++++++++++++++-----------------
> > t/t3007-ls-files-recurse-submodules.sh | 39 ++++++++++++++++++++++++++++++++
> > 2 files changed, 60 insertions(+), 20 deletions(-)
> >
> > diff --git a/builtin/ls-files.c b/builtin/ls-files.c
> > index 1c0f057d0..d449e46db 100644
> > --- a/builtin/ls-files.c
> > +++ b/builtin/ls-files.c
> > @@ -30,7 +30,7 @@ static int line_terminator = '\n';
> > static int debug_mode;
> > static int show_eol;
> > static int recurse_submodules;
> > -static struct argv_array submodules_options = ARGV_ARRAY_INIT;
> > +static struct argv_array submodule_options = ARGV_ARRAY_INIT;
> >
> > static const char *prefix;
> > static const char *super_prefix;
> > @@ -172,20 +172,27 @@ static void show_killed_files(struct dir_struct *dir)
> > /*
> > * Compile an argv_array with all of the options supported by --recurse_submodules
> > */
> > -static void compile_submodule_options(const struct dir_struct *dir, int show_tag)
> > +static void compile_submodule_options(const char **argv,
> > + const struct dir_struct *dir,
> > + int show_tag)
> > {
> > if (line_terminator == '\0')
> > - argv_array_push(&submodules_options, "-z");
> > + argv_array_push(&submodule_options, "-z");
> > if (show_tag)
> > - argv_array_push(&submodules_options, "-t");
> > + argv_array_push(&submodule_options, "-t");
> > if (show_valid_bit)
> > - argv_array_push(&submodules_options, "-v");
> > + argv_array_push(&submodule_options, "-v");
> > if (show_cached)
> > - argv_array_push(&submodules_options, "--cached");
> > + argv_array_push(&submodule_options, "--cached");
> > if (show_eol)
> > - argv_array_push(&submodules_options, "--eol");
> > + argv_array_push(&submodule_options, "--eol");
> > if (debug_mode)
> > - argv_array_push(&submodules_options, "--debug");
> > + argv_array_push(&submodule_options, "--debug");
>
> Up to here we only rename a variable? If you want to help reviewers,
> please separate this into two patches. One refactoring, stating it doesn't
> change behavior; and the other adding the behavioral changes.
I can do that.
>
> > +
> > + /* Add Pathspecs */
> > + argv_array_push(&submodule_options, "--");
> > + for (; *argv; argv++)
> > + argv_array_push(&submodule_options, *argv);
> > }
--
Brandon Williams
next prev parent reply other threads:[~2017-03-15 17:03 UTC|newest]
Thread overview: 48+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-02-24 23:50 [PATCH 0/5] recursing submodules with relative pathspec (grep and ls-files) Brandon Williams
2017-02-24 23:50 ` [PATCH 1/5] grep: illustrate bug when recursing with relative pathspec Brandon Williams
2017-02-26 9:53 ` Duy Nguyen
2017-02-27 18:14 ` Brandon Williams
2017-02-24 23:50 ` [PATCH 2/5] pathspec: add PATHSPEC_FROMROOT flag Brandon Williams
2017-02-25 0:31 ` Stefan Beller
2017-02-24 23:50 ` [PATCH 3/5] grep: fix bug when recuring with relative pathspec Brandon Williams
2017-02-28 21:04 ` Junio C Hamano
2017-03-02 18:00 ` Brandon Williams
2017-02-24 23:50 ` [PATCH 4/5] ls-files: illustrate bug when recursing " Brandon Williams
2017-02-24 23:51 ` [PATCH 5/5] ls-files: fix bug when recuring " Brandon Williams
2017-02-28 21:07 ` Junio C Hamano
2017-03-02 18:01 ` Brandon Williams
2017-02-27 17:52 ` [PATCH 0/5] recursing submodules with relative pathspec (grep and ls-files) Brandon Williams
2017-03-06 23:07 ` [RFC PATCH] grep: fix bug when recursing with relative pathspec Brandon Williams
2017-03-14 22:10 ` [PATCH v2 0/4] recursing submodules with relative pathspec (grep and ls-files) Brandon Williams
2017-03-14 22:10 ` [PATCH v2 1/4] grep: fix help text typo Brandon Williams
2017-03-14 22:49 ` Stefan Beller
2017-03-15 0:20 ` Brandon Williams
2017-03-14 22:10 ` [PATCH v2 2/4] setup: allow for prefix to be passed to git commands Brandon Williams
2017-03-14 22:28 ` Johannes Schindelin
2017-03-14 22:35 ` Brandon Williams
2017-03-14 22:10 ` [PATCH v2 3/4] grep: fix bug when recursing with relative pathspec Brandon Williams
2017-03-14 23:03 ` Stefan Beller
2017-03-14 22:11 ` [PATCH v2 4/4] ls-files: " Brandon Williams
2017-03-14 23:06 ` Stefan Beller
2017-03-15 17:02 ` Brandon Williams [this message]
2017-03-17 17:22 ` [PATCH v3 0/5] recursing submodules with relative pathspec (grep and ls-files) Brandon Williams
2017-03-17 17:22 ` [PATCH v3 1/5] grep: fix help text typo Brandon Williams
2017-03-17 17:22 ` [PATCH v3 2/5] setup: allow for prefix to be passed to git commands Brandon Williams
2017-03-17 19:07 ` Stefan Beller
2017-03-17 19:08 ` Brandon Williams
2017-03-17 19:10 ` Stefan Beller
2017-03-17 19:17 ` Brandon Williams
2017-03-17 19:17 ` Junio C Hamano
2017-03-17 19:21 ` Brandon Williams
2017-03-17 20:30 ` Junio C Hamano
2017-03-17 21:00 ` Brandon Williams
2017-03-17 21:25 ` Junio C Hamano
2017-03-20 22:34 ` Brandon Williams
2017-03-21 16:56 ` Junio C Hamano
2017-03-28 23:58 ` Stefan Beller
2017-03-17 17:22 ` [PATCH v3 3/5] grep: fix bug when recursing with relative pathspec Brandon Williams
2017-03-21 11:47 ` Duy Nguyen
2017-03-21 17:56 ` Junio C Hamano
2017-03-22 21:46 ` Brandon Williams
2017-03-17 17:22 ` [PATCH v3 4/5] ls-files: fix typo in variable name Brandon Williams
2017-03-17 17:22 ` [PATCH v3 5/5] ls-files: fix bug when recursing with relative pathspec Brandon Williams
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