Re: [PATCH v5 01/28] path.c: make get_pathname() return strbuf instead of static buffer

From: Torsten Bögershausen <tboegi@web.de>
Date: Mar 8, 2014, 06:11 UTC
Message-ID: <531AB47B.7070506@web.de>
In-Reply-To: <1394246900-31535-2-git-send-email-pclouds@gmail.com>

On 2014-03-08 03.47, Nguyễn Thái Ngọc Duy wrote:

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> We've been avoiding PATH_MAX whenever possible. This patch makes
> get_pathname() return a strbuf and updates the callers to take
> advantage of this. The code is simplified as we no longer need to
> worry about buffer overflow.
> 
> vsnpath() behavior is changed slightly: previously it always clears

Minor question: Is the function name vsnpath() appropriate any more ? How about renaming the function into strbuf_vaddpath() ?

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> the buffer before writing, now it just appends. Fortunately this is a
> static function and all of its callers prepare the buffer properly:
> git_path() gets the buffer from get_pathname() which resets the
> buffer, the remaining call sites start with STRBUF_INIT'd buffer.
> 
> Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com>