From: Junio C Hamano <gitster@pobox.com>
To: "Nguyễn Thái Ngọc Duy" <pclouds@gmail.com>
Cc: git@vger.kernel.org
Subject: Re: [PATCH 09/19] tree-diff.c: reserve space in "base" for pathname concatenation
Date: Mon, 13 Dec 2010 10:10:02 -0800 [thread overview]
Message-ID: <7vlj3t35ol.fsf@alter.siamese.dyndns.org> (raw)
In-Reply-To: 1292233616-27692-10-git-send-email-pclouds@gmail.com
Nguyễn Thái Ngọc Duy <pclouds@gmail.com> writes:
> This patch make sure that "base" parameter is writable. The callees
> are free to modify it as long as base remains the same before
> entering and after leaving the callee.
>
> This avoids quite a bit of malloc and memcpy().
>
> Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com>
> ---
I like what I see in this patch in general, but there is nothing that
guarantees that you are "reserving" enough space. Doesn't the buffer
overflow with deep enough trees?
next prev parent reply other threads:[~2010-12-13 18:10 UTC|newest]
Thread overview: 45+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-12-13 9:46 [PATCH 00/19] nd/struct-pathspec (or pathspec unification [1]) Nguyễn Thái Ngọc Duy
2010-12-13 9:46 ` [PATCH 01/19] Add struct pathspec Nguyễn Thái Ngọc Duy
2010-12-13 17:31 ` Thiago Farina
2010-12-14 12:50 ` Nguyen Thai Ngoc Duy
2010-12-13 9:46 ` [PATCH 02/19] diff-no-index: use diff_tree_setup_paths() Nguyễn Thái Ngọc Duy
2010-12-13 9:46 ` [PATCH 03/19] pathspec: cache string length when initializing pathspec Nguyễn Thái Ngọc Duy
2010-12-13 9:46 ` [PATCH 04/19] Convert struct diff_options to use struct pathspec Nguyễn Thái Ngọc Duy
2010-12-13 19:00 ` Junio C Hamano
2010-12-14 5:02 ` Nguyen Thai Ngoc Duy
2010-12-13 9:46 ` [PATCH 05/19] tree_entry_interesting(): remove dependency on struct diff_options Nguyễn Thái Ngọc Duy
2010-12-13 19:11 ` Junio C Hamano
2010-12-13 9:46 ` [PATCH 06/19] Move tree_entry_interesting() to tree-walk.c and export it Nguyễn Thái Ngọc Duy
2010-12-13 9:46 ` [PATCH 07/19] glossary: define pathspec Nguyễn Thái Ngọc Duy
2010-12-13 9:46 ` [PATCH 08/19] pathspec: mark wildcard pathspecs from the beginning Nguyễn Thái Ngọc Duy
2010-12-13 18:09 ` Junio C Hamano
2010-12-13 9:46 ` [PATCH 09/19] tree-diff.c: reserve space in "base" for pathname concatenation Nguyễn Thái Ngọc Duy
2010-12-13 18:10 ` Junio C Hamano [this message]
2010-12-14 5:00 ` Nguyen Thai Ngoc Duy
2010-12-14 5:32 ` Junio C Hamano
2010-12-14 7:10 ` Nguyen Thai Ngoc Duy
2010-12-14 7:32 ` Johannes Sixt
2010-12-14 7:43 ` Nguyen Thai Ngoc Duy
2010-12-14 8:21 ` Johannes Sixt
2010-12-14 13:01 ` Nguyen Thai Ngoc Duy
2010-12-14 17:11 ` Junio C Hamano
2010-12-13 9:46 ` [PATCH 10/19] tree_entry_interesting(): factor out most matching logic Nguyễn Thái Ngọc Duy
2010-12-13 18:10 ` Junio C Hamano
2010-12-13 9:46 ` [PATCH 11/19] tree_entry_interesting: support depth limit Nguyễn Thái Ngọc Duy
2010-12-13 18:10 ` Junio C Hamano
2010-12-14 14:44 ` Nguyen Thai Ngoc Duy
2010-12-13 9:46 ` [PATCH 12/19] tree_entry_interesting(): support wildcard matching Nguyễn Thái Ngọc Duy
2010-12-13 18:10 ` Junio C Hamano
2010-12-14 15:04 ` Nguyen Thai Ngoc Duy
2010-12-13 9:46 ` [PATCH 13/19] tree_entry_interesting(): optimize fnmatch when base is matched Nguyễn Thái Ngọc Duy
2010-12-13 18:10 ` Junio C Hamano
2010-12-13 9:46 ` [PATCH 14/19] Convert ce_path_match() use to match_pathspec() Nguyễn Thái Ngọc Duy
2010-12-13 19:31 ` Junio C Hamano
2010-12-14 15:14 ` Nguyen Thai Ngoc Duy
2010-12-13 9:46 ` [PATCH 15/19] pathspec: add match_pathspec_depth() Nguyễn Thái Ngọc Duy
2010-12-13 19:28 ` Junio C Hamano
2010-12-14 5:07 ` Nguyen Thai Ngoc Duy
2010-12-13 9:46 ` [PATCH 16/19] grep: convert to use struct pathspec Nguyễn Thái Ngọc Duy
2010-12-13 9:46 ` [PATCH 17/19] grep: use match_pathspec_depth() for cache/worktree grepping Nguyễn Thái Ngọc Duy
2010-12-13 9:46 ` [PATCH 18/19] grep: use preallocated buffer for grep_tree() Nguyễn Thái Ngọc Duy
2010-12-13 9:46 ` [PATCH 19/19] grep: drop pathspec_matches() in favor of tree_entry_interesting() Nguyễn Thái Ngọc Duy
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