git@vger.kernel.org mailing list mirror (one of many)
 help / Atom feed
From: Junio C Hamano <gitster@pobox.com>
To: Stefan Beller <sbeller@google.com>
Cc: bmwill@google.com, git@vger.kernel.org, ao2@ao2.it
Subject: Re: [PATCH] grep: handle corrupt index files early
Date: Wed, 16 May 2018 08:58:19 +0900
Message-ID: <xmqq603o8o9w.fsf@gitster-ct.c.googlers.com> (raw)
In-Reply-To: <20180515010425.149200-1-sbeller@google.com>

Stefan Beller <sbeller@google.com> writes:

> Any other caller of 'repo_read_index' dies upon a negative return of
> it, so grep should, too.

Makes sense.  When the function returns a failure, there is no
sensible fallback action anyway, so dying here is alright.

Will queue; thanks.

>
> Signed-off-by: Stefan Beller <sbeller@google.com>
> ---
>
> Found while reviewing the series
> https://public-inbox.org/git/20180514105823.8378-1-ao2@ao2.it/
>
>  builtin/grep.c | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/builtin/grep.c b/builtin/grep.c
> index 6e7bc76785a..69f0743619f 100644
> --- a/builtin/grep.c
> +++ b/builtin/grep.c
> @@ -488,7 +488,8 @@ static int grep_cache(struct grep_opt *opt, struct repository *repo,
>  		strbuf_addstr(&name, repo->submodule_prefix);
>  	}
>  
> -	repo_read_index(repo);
> +	if (repo_read_index(repo) < 0)
> +		die("index file corrupt");
>  
>  	for (nr = 0; nr < repo->index->cache_nr; nr++) {
>  		const struct cache_entry *ce = repo->index->cache[nr];

  parent reply index

Thread overview: 39+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-05-15  1:04 Stefan Beller
2018-05-15 12:18 ` Johannes Schindelin
2018-05-15 13:13 ` Duy Nguyen
2018-05-15 16:44   ` Stefan Beller
2018-05-16 15:24     ` Duy Nguyen
2018-05-16 22:21       ` [PATCH 00/11] Stefan Beller
2018-05-16 22:21         ` [PATCH 01/11] grep: handle corrupt index files early Stefan Beller
2018-05-16 22:21         ` [PATCH 02/11] repository: introduce repo_read_index_or_die Stefan Beller
2018-05-19  6:37           ` Duy Nguyen
2018-05-21 18:38             ` Stefan Beller
2018-05-21 18:50               ` Brandon Williams
2018-05-21 19:27                 ` Stefan Beller
2018-05-22 15:13                   ` Duy Nguyen
2018-05-22 17:49           ` Why do we have both x*() and *_or_die() for "do or die"? Ævar Arnfjörð Bjarmason
2018-05-22 17:55             ` Duy Nguyen
2018-05-22 18:38               ` Jonathan Nieder
2018-05-22 18:04             ` Stefan Beller
2018-05-23  3:19             ` Junio C Hamano
2018-05-16 22:21         ` [PATCH 03/11] builtin/grep: use repo_read_index_or_die Stefan Beller
2018-05-16 22:21         ` [PATCH 04/11] submodule: " Stefan Beller
2018-05-16 22:21         ` [PATCH 05/11] builtin/ls-files: " Stefan Beller
2018-05-16 22:21         ` [PATCH 06/11] read_cache: use repo_read_index_or_die with different error messages Stefan Beller
2018-05-16 22:21         ` [PATCH 07/11] rerere: use repo_read_index_or_die Stefan Beller
2018-05-20 17:45           ` Thomas Gummerer
2018-05-21 18:46             ` Stefan Beller
2018-05-16 22:21         ` [PATCH 08/11] check-attr: switch to repo_read_index_or_die Stefan Beller
2018-05-16 22:21         ` [PATCH 09/11] checkout-index: switch to repo_read_index Stefan Beller
2018-05-16 22:21         ` [PATCH 10/11] test helpers: switch to repo_read_index_or_die Stefan Beller
2018-05-16 22:21         ` [PATCH 11/11] read_cache: convert most calls " Stefan Beller
2018-05-16 22:27           ` Brandon Williams
2018-05-19  6:55             ` Duy Nguyen
2018-05-19  6:54           ` Duy Nguyen
2018-05-19  6:57         ` [PATCH 00/11] Duy Nguyen
2018-05-17  1:36       ` [PATCH] grep: handle corrupt index files early Junio C Hamano
2018-05-17 17:21         ` Stefan Beller
2018-05-17 22:57           ` Junio C Hamano
2018-05-15 17:01 ` Brandon Williams
2018-05-15 23:58 ` Junio C Hamano [this message]
2018-05-15 20:00 [PATCHv2 0/3] Reroll of sb/submodule-merge-in-merge-recursive Stefan Beller
2018-05-15 20:00 ` [PATCH] grep: handle corrupt index files early Stefan Beller

Reply instructions:

You may reply publically 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=xmqq603o8o9w.fsf@gitster-ct.c.googlers.com \
    --to=gitster@pobox.com \
    --cc=ao2@ao2.it \
    --cc=bmwill@google.com \
    --cc=git@vger.kernel.org \
    --cc=sbeller@google.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

git@vger.kernel.org mailing list mirror (one of many)

Archives are clonable:
	git clone --mirror https://public-inbox.org/git
	git clone --mirror http://ou63pmih66umazou.onion/git
	git clone --mirror http://czquwvybam4bgbro.onion/git
	git clone --mirror http://hjrcffqmbrq6wope.onion/git

Newsgroups are available over NNTP:
	nntp://news.public-inbox.org/inbox.comp.version-control.git
	nntp://ou63pmih66umazou.onion/inbox.comp.version-control.git
	nntp://czquwvybam4bgbro.onion/inbox.comp.version-control.git
	nntp://hjrcffqmbrq6wope.onion/inbox.comp.version-control.git
	nntp://news.gmane.org/gmane.comp.version-control.git

 note: .onion URLs require Tor: https://www.torproject.org/
       or Tor2web: https://www.tor2web.org/

AGPL code for this site: git clone https://public-inbox.org/ public-inbox