From: Jakub Narebski <jnareb@gmail.com>
Date: Wed, 11 Oct 2006 20:33:46 GMT
Subject: Re: [PATCH] gitweb: Show project README if available
Message-ID: <egjkf8$ht$2@sea.gmane.org>
In-Reply-To: <7v3b9utzqi.fsf@assigned-by-dhcp.cox.net>

Junio C Hamano wrote:

> Jakub Narebski <jnareb@gmail.com> writes:
> 
>> Jeff King wrote:
>>
>>> On Wed, Oct 11, 2006 at 02:23:00PM +0200, Jakub Narebski wrote:
>>> 
>>>> Can any Perl expert tell us how Perl truly solve this? What is the best
>>>> way to dump whole [remaining] contents of file (from filehandle) to STDOUT?
>>> 
>>> The same you would in C: read fix-sized buffers and dump them.
>> [...]
>>> Or you can use the File::Copy module, which is part of the standard
>>> distribution (and I believe has been so for all perl5 versions, but I
>>> could be wrong):
>>
>> And 
>>
>>         {
>>                 local $/;
>>                 print <$fd>;
>>         }
>>
>> doesn't do the right thing?
[...]
> You can strace your Perl to see what yours does yourself:
> 
>       strace perl -e 'print <STDIN>' >/dev/null <some-huge-file
> 
> You will see a bunch of read(0, ..., 4096) and after all of that
> finishes, finally you will see a bunch of write(1, ..., 4096).
> Where do you think the data is in the meantime?

Pity that Perl does this that a way.

Should we use File::Copy thorough the gitweb, instead of using slurp mode?
Well, perhaps except small files, like $GIT_DIR/description...

-- 
Jakub Narebski
Warsaw, Poland
ShadeHawk on #git