Newsgroups: php.internals
Path: news.php.net
Xref: news.php.net php.internals:35523
Mailing-List: contact internals-help@lists.php.net; run by ezmlm
Received-SPF: pass (pb1.pair.com: domain zend.com designates 212.25.124.162 as permitted sender)
Message-ID: <47B5A3E5.4020006@zend.com>
Date: Fri, 15 Feb 2008 17:38:29 +0300
User-Agent: Thunderbird 2.0.0.9 (Windows/20071031)
MIME-Version: 1.0
To: PHP Internals List <internals@lists.php.net>
CC: jani.taskinen@iki.fi, Marcus Boerger <helly@php.net>, 
 Andi Gutmans <andi@zend.com>,
 Jani Taskinen <jani.taskinen@sci.fi>
References: <971575499.20080209153315@marcus-boerger.de>  <47B54F0C.2090700@zend.com>  <1203067815.10500.5.camel@localhost.localdomain>  <47B56334.9070007@zend.com> <1203070677.10500.12.camel@localhost.localdomain> <47B568A6.9060704@zend.com> <1158304008.20080215122414@marcus-boerger.de> <47B58B5D.9020301@zend.com> <47B5917C.5050606@sci.fi> <81BAF097-DF7D-4A3D-AED6-A22C912C83DB@daleenterprise.com>
In-Reply-To: <81BAF097-DF7D-4A3D-AED6-A22C912C83DB@daleenterprise.com>
Content-Type: text/plain; charset=ISO-8859-1; format=flowed
Content-Transfer-Encoding: 7bit
Subject: Re: [PHP-DEV] [RFC] Conditional INI support
From: dmitry@zend.com (Dmitry Stogov)

The idea makes sense too, but mix of C and SH syntax isn't good.

Dmitry.

BuildSmart wrote:
> Now that what-if's are occurring in the theoretical world of intelligent 
> INI, what about file testing capabilities so that the following can be 
> used to preload extensions by existance?
> 
> #if -f ${EXTENSIONS_DIR}/gd.so
> extension=gd.so
> #endif
> 
> or some other syntax that allows testing to include an extension
> On Feb 15, 2008, at 8:19 AM, Jani Taskinen wrote:
> 
>>
>> Currently UNDEFINED would be just string 'UNDEFINED'.
>> Doesn't atoi() for non-numeric string make it 0 ??
>> (or null..:) So that would work without changing anything..
>>
>> --Jani
>>
>> Dmitry Stogov kirjoitti:
>>> I think it will work.
>>> #ifdef UNDEFINED > 5  (false)
>>> #ifdef UNDEFINED <= 5 (true)
>>> (but anyway I think it is possible to find out an unclear condition)
>>> Dmitry.
>>> Marcus Boerger wrote:
>>>> Hello Dmitry,
>>>>
>>>>   shouldn't this be like in C/C++ where a non existing value is 
>>>> treated like
>>>> an empty string which behaves like false in boolean evaluations?
>>>>
>>>> marcus
>>>>
>>>> Friday, February 15, 2008, 11:25:42 AM, you wrote:
>>>>
>>>>> #if defined(PHP_MAJOR_VERSION) && PHP_MAJOR_VERSION >= 6
>>>>> extension="unicode.so"
>>>>> #endif
>>>>
>>>>> Here PHP_MAJOR_VERSION is a PHP constant that is not defined in 
>>>>> php-5.3 but might be defined in the future version.
>>>>
>>>>> Dmitry.
>>>>
>>>>
>>>>> Jani Taskinen wrote:
>>>>>> On Fri, 2008-02-15 at 13:02 +0300, Dmitry Stogov wrote:
>>>>>>> Jani Taskinen wrote:
>>>>>>>>> c) We can use just "value" insted of ${value} in conditions.
>>>>>>>> Yup. ${foobar} is actually not any "variable" per se, but just a
>>>>>>>> reference to existing ini entry in the file. And I don't think that
>>>>>>>> needs to change.
>>>>>>> Oh, I see. Then we can use just "$string" (or "$str.str") for ini 
>>>>>>> entries and "string" for PHP constants. We can also implement 
>>>>>>> defined() macro-function, to check if constant defined.
>>>>>> Why? Don't make php.ini parsing any more complex than it already
>>>>>> is(n't).
>>>>>> Any string which can pass as constant will have that constant's (or
>>>>>> environment variable) value. Why do you need any "variable" in there
>>>>>> anyway? And why do you need defined() ??? (examples please? :)
>>>>>>
>>>>>> --Jani
>>>>>>
>>>>
>>>>
>>>>
>>>>
>>>> Best regards,
>>>>  Marcus
>>>>
>>
>> -- 
>> PHP Internals - PHP Runtime Development Mailing List
>> To unsubscribe, visit: http://www.php.net/unsub.php
>>
>>
> 
> -- Dale
> 
> 
>