From: Bart Schaefer <schaefer@brasslantern.com>
To: "zsh-workers@zsh.org" <zsh-workers@zsh.org>
Subject: Re: [BUG] SIGSEGV under certain circumstances
Date: Sun, 5 Mar 2017 15:07:36 -0800 [thread overview]
Message-ID: <CAH+w=7ZYFESm_Bc+3N6DbzqEKBG_J8dH3xdToNWNhjn4bhNm8w@mail.gmail.com> (raw)
In-Reply-To: <CAH+w=7ZNdQ9XsXSD2znAj=cZNR0rLK7+tRiH1XkQNk=61-AUpw@mail.gmail.com>
On Sun, Mar 5, 2017 at 2:51 PM, Bart Schaefer <schaefer@brasslantern.com> wrote:
> On Sun, Mar 5, 2017 at 2:41 PM, Daniel Shahaf <d.s@daniel.shahaf.name> wrote:
>>
>> The part that confuses me is why the line says 'mp += cl' rather than
>> simply 'mp++'. The inner loop executes precisely 'zl' times (because
>> the loop variable, 'tl', is initialized to 'al' and skips Meta bytes),
>> and 'mp' points into an array of size 'zl'.
>
> Yes, that's the part that confuses me as well, i.e., why is mb
> incremented once for every byte rather than once for every character?
Also, it seems to me cl needs to be the number of bytes compared by
pattern_match(), which is not always just 1 or 2 with wide characters.
next prev parent reply other threads:[~2017-03-05 23:08 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-03-01 15:38 Chi-Hsuan Yen
2017-03-04 23:11 ` Bart Schaefer
2017-03-05 12:55 ` Chi-Hsuan Yen
2017-03-05 13:09 ` Chi-Hsuan Yen
2017-03-05 16:00 ` Bart Schaefer
2017-03-05 16:17 ` Peter Stephenson
2017-03-05 18:42 ` Bart Schaefer
2017-03-05 18:52 ` Peter Stephenson
2017-03-05 21:45 ` Bart Schaefer
2017-03-05 22:31 ` Bart Schaefer
2017-03-05 22:41 ` Daniel Shahaf
2017-03-05 22:51 ` Bart Schaefer
2017-03-05 23:07 ` Bart Schaefer [this message]
2017-03-06 0:23 ` Bart Schaefer
2017-03-06 9:47 ` Peter Stephenson
2017-03-06 17:10 ` Bart Schaefer
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