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From: Jeff King <peff@peff.net>
To: Derrick Stolee via GitGitGadget <gitgitgadget@gmail.com>
Cc: git@vger.kernel.org, me@ttaylorr.com, newren@gmail.com,
	Derrick Stolee <dstolee@microsoft.com>
Subject: Re: [PATCH 7/8] sparse-checkout: properly match escaped characters
Date: Tue, 14 Jan 2020 16:21:20 -0500	[thread overview]
Message-ID: <20200114212120.GC3949560@coredump.intra.peff.net> (raw)
In-Reply-To: <09dbe1f9029d173e579b74442b02bc20e1a82437.1579029963.git.gitgitgadget@gmail.com>

On Tue, Jan 14, 2020 at 07:26:01PM +0000, Derrick Stolee via GitGitGadget wrote:

> From: Derrick Stolee <dstolee@microsoft.com>
> 
> In cone mode, the sparse-checkout feature uses hashset containment
> queries to match paths. Make this algorithm respect escaped asterisk
> (*) and backslash (\) characters.
> 
> Create dup_and_filter_pattern() method to convert a pattern by
> removing escape characters and dropping an optional "/*" at the end.
> This method is available in dir.h as we will use it in
> builtin/sparse-chekcout.c in a later change.

s/chekcout/checkout/

It took me a minute to understand the problem here, but I think it's: if
a path in the sparse-checkout file has "\*" in it, we'd try to match a
literal "\*" in the hash, not "*"?

But we wouldn't run into that yet because we don't properly _write_ the
escaped names until patch 8.

Is that right?

-Peff

  reply	other threads:[~2020-01-14 21:21 UTC|newest]

Thread overview: 82+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-01-14 19:25 [PATCH 0/8] Harden the sparse-checkout builtin Derrick Stolee via GitGitGadget
2020-01-14 19:25 ` [PATCH 1/8] t1091: use check_files to reduce boilerplate Derrick Stolee via GitGitGadget
2020-01-16 21:40   ` Junio C Hamano
2020-01-14 19:25 ` [PATCH 2/8] sparse-checkout: create leading directories Derrick Stolee via GitGitGadget
2020-01-16 21:46   ` Junio C Hamano
2020-01-14 19:25 ` [PATCH 3/8] clone: fix --sparse option with URLs Derrick Stolee via GitGitGadget
2020-01-14 19:30   ` Taylor Blau
2020-01-14 19:25 ` [PATCH 4/8] sparse-checkout: cone mode does not recognize "**" Derrick Stolee via GitGitGadget
2020-01-14 21:16   ` Jeff King
2020-01-14 19:25 ` [PATCH 5/8] sparse-checkout: detect short patterns Derrick Stolee via GitGitGadget
2020-01-14 19:26 ` [PATCH 6/8] sparse-checkout: warn on incorrect '*' in patterns Derrick Stolee via GitGitGadget
2020-01-14 19:26 ` [PATCH 7/8] sparse-checkout: properly match escaped characters Derrick Stolee via GitGitGadget
2020-01-14 21:21   ` Jeff King [this message]
2020-01-14 22:08     ` Derrick Stolee
2020-01-14 19:26 ` [PATCH 8/8] sparse-checkout: write escaped patterns in cone mode Derrick Stolee via GitGitGadget
2020-01-14 21:25   ` Jeff King
2020-01-14 22:11     ` Derrick Stolee
2020-01-14 22:48       ` Jeff King
2020-01-24 21:10         ` Derrick Stolee
2020-01-24 21:42           ` Jeff King
2020-01-28 15:03             ` Derrick Stolee
2020-01-14 19:34 ` [PATCH 0/8] Harden the sparse-checkout builtin Taylor Blau
2020-01-14 19:44   ` Derrick Stolee
2020-01-14 21:31     ` Jeff King
2020-01-15 19:16 ` Junio C Hamano
2020-01-15 20:32   ` Derrick Stolee
2020-01-24 21:19 ` [PATCH v2 00/12] " Derrick Stolee via GitGitGadget
2020-01-24 21:19   ` [PATCH v2 01/12] t1091: use check_files to reduce boilerplate Derrick Stolee via GitGitGadget
2020-01-24 21:19   ` [PATCH v2 02/12] t1091: improve here-docs Derrick Stolee via GitGitGadget
2020-01-24 21:19   ` [PATCH v2 03/12] sparse-checkout: create leading directories Derrick Stolee via GitGitGadget
2020-01-24 21:19   ` [PATCH v2 04/12] clone: fix --sparse option with URLs Derrick Stolee via GitGitGadget
2020-01-24 21:19   ` [PATCH v2 05/12] sparse-checkout: fix documentation typo for core.sparseCheckoutCone Jeff King via GitGitGadget
2020-01-24 21:19   ` [PATCH v2 06/12] sparse-checkout: cone mode does not recognize "**" Derrick Stolee via GitGitGadget
2020-01-24 21:19   ` [PATCH v2 07/12] sparse-checkout: detect short patterns Derrick Stolee via GitGitGadget
2020-01-24 21:19   ` [PATCH v2 08/12] sparse-checkout: warn on incorrect '*' in patterns Derrick Stolee via GitGitGadget
2020-01-24 21:19   ` [PATCH v2 09/12] sparse-checkout: properly match escaped characters Derrick Stolee via GitGitGadget
2020-01-24 21:19   ` [PATCH v2 10/12] sparse-checkout: write escaped patterns in cone mode Derrick Stolee via GitGitGadget
2020-01-24 21:19   ` [PATCH v2 11/12] sparse-checkout: use C-style quotes in 'list' subcommand Derrick Stolee via GitGitGadget
2020-01-24 21:19   ` [PATCH v2 12/12] sparse-checkout: improve docs around 'set' in cone mode Derrick Stolee via GitGitGadget
2020-01-28 18:26   ` [PATCH v3 00/12] Harden the sparse-checkout builtin Derrick Stolee via GitGitGadget
2020-01-28 18:26     ` [PATCH v3 01/12] t1091: use check_files to reduce boilerplate Derrick Stolee via GitGitGadget
2020-01-28 18:26     ` [PATCH v3 02/12] t1091: improve here-docs Derrick Stolee via GitGitGadget
2020-01-28 18:26     ` [PATCH v3 03/12] sparse-checkout: create leading directories Derrick Stolee via GitGitGadget
2020-01-28 18:26     ` [PATCH v3 04/12] clone: fix --sparse option with URLs Derrick Stolee via GitGitGadget
2020-01-28 18:26     ` [PATCH v3 05/12] sparse-checkout: fix documentation typo for core.sparseCheckoutCone Jeff King via GitGitGadget
2020-01-28 18:26     ` [PATCH v3 06/12] sparse-checkout: cone mode does not recognize "**" Derrick Stolee via GitGitGadget
2020-01-28 18:26     ` [PATCH v3 07/12] sparse-checkout: detect short patterns Derrick Stolee via GitGitGadget
2020-01-28 18:26     ` [PATCH v3 08/12] sparse-checkout: warn on incorrect '*' in patterns Derrick Stolee via GitGitGadget
2020-01-28 18:26     ` [PATCH v3 09/12] sparse-checkout: properly match escaped characters Derrick Stolee via GitGitGadget
2020-01-29 10:03       ` Jeff King
2020-01-29 13:58         ` Derrick Stolee
2020-01-29 14:04           ` Derrick Stolee
2020-01-28 18:26     ` [PATCH v3 10/12] sparse-checkout: write escaped patterns in cone mode Derrick Stolee via GitGitGadget
2020-01-29 10:17       ` Jeff King
2020-01-29 10:33         ` Jeff King
2020-01-29 14:16           ` Derrick Stolee
2020-01-29 14:39             ` Derrick Stolee
2020-01-30  7:29             ` Jeff King
2020-01-30 15:01               ` Derrick Stolee
2020-01-28 18:26     ` [PATCH v3 11/12] sparse-checkout: use C-style quotes in 'list' subcommand Derrick Stolee via GitGitGadget
2020-01-29 10:23       ` Jeff King
2020-01-28 18:26     ` [PATCH v3 12/12] sparse-checkout: improve docs around 'set' in cone mode Derrick Stolee via GitGitGadget
2020-01-31 20:16     ` [PATCH v4 00/15] Harden the sparse-checkout builtin Derrick Stolee via GitGitGadget
2020-01-31 20:16       ` [PATCH v4 01/15] t1091: use check_files to reduce boilerplate Derrick Stolee via GitGitGadget
2020-01-31 20:16       ` [PATCH v4 02/15] t1091: improve here-docs Derrick Stolee via GitGitGadget
2020-01-31 20:16       ` [PATCH v4 03/15] sparse-checkout: create leading directories Derrick Stolee via GitGitGadget
2020-01-31 20:16       ` [PATCH v4 04/15] clone: fix --sparse option with URLs Derrick Stolee via GitGitGadget
2020-01-31 20:16       ` [PATCH v4 05/15] sparse-checkout: fix documentation typo for core.sparseCheckoutCone Jeff King via GitGitGadget
2020-01-31 20:16       ` [PATCH v4 06/15] sparse-checkout: cone mode does not recognize "**" Derrick Stolee via GitGitGadget
2020-01-31 20:16       ` [PATCH v4 07/15] sparse-checkout: detect short patterns Derrick Stolee via GitGitGadget
2020-01-31 20:16       ` [PATCH v4 08/15] sparse-checkout: warn on globs in cone patterns Derrick Stolee via GitGitGadget
2020-01-31 20:16       ` [PATCH v4 09/15] sparse-checkout: properly match escaped characters Derrick Stolee via GitGitGadget
2020-01-31 20:16       ` [PATCH v4 10/15] sparse-checkout: write escaped patterns in cone mode Derrick Stolee via GitGitGadget
2020-01-31 20:16       ` [PATCH v4 11/15] sparse-checkout: unquote C-style strings over --stdin Derrick Stolee via GitGitGadget
2020-01-31 20:16       ` [PATCH v4 12/15] sparse-checkout: use C-style quotes in 'list' subcommand Derrick Stolee via GitGitGadget
2020-01-31 20:16       ` [PATCH v4 13/15] sparse-checkout: escape all glob characters on write Derrick Stolee via GitGitGadget
2020-01-31 20:16       ` [PATCH v4 14/15] sparse-checkout: improve docs around 'set' in cone mode Derrick Stolee via GitGitGadget
2020-01-31 20:16       ` [PATCH v4 15/15] sparse-checkout: fix cone mode behavior mismatch Derrick Stolee via GitGitGadget
2020-01-31 20:36       ` [PATCH v4 00/15] Harden the sparse-checkout builtin Elijah Newren
2020-02-03 14:09         ` Derrick Stolee
2020-02-08 23:32           ` Taylor Blau
2020-02-09 17:27             ` Junio C Hamano

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