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Date: Mon, 25 Mar 2013 13:19:02 +0800
Message-ID: <CABBJUpekQ8qRhrzL=bUGB72dukV4iNmzed_=yVqzbom+_AQk7Q@mail.gmail.com>
To: Rasmus Lerdorf <rasmus@lerdorf.com>
Cc: Felipe Pena <felipensp@gmail.com>, Remi Collet <remi@fedoraproject.org>, 
	internals <internals@lists.php.net>
Content-Type: text/plain; charset=UTF-8
Subject: Re: [PHP-DEV] PHP 5.5.0beta1 ZTS broken build
From: laruence@php.net (Laruence)

On Mon, Mar 25, 2013 at 1:18 PM, Laruence <laruence@php.net> wrote:
> On Mon, Mar 25, 2013 at 12:42 PM, Rasmus Lerdorf <rasmus@lerdorf.com> wrote:
>> On 03/24/2013 09:30 PM, Laruence wrote:
>>> On Mon, Mar 25, 2013 at 7:38 AM, Rasmus Lerdorf <rasmus@lerdorf.com> wrote:
>>>> On 03/24/2013 10:35 AM, Felipe Pena wrote:
>>>>> Hi,
>>>>>
>>>>> 2013/3/24 Rasmus Lerdorf <rasmus@lerdorf.com>:
>>>>>> On 03/22/2013 02:02 AM, Remi Collet wrote:
>>>>>>> While build of 5.5 snapshot works perfectly, beta1 ZTS build is broken
>>>>>>>
>>>>>>> In file included from
>>>>>>> /dev/shm/BUILD/php-5.5.0beta1/ext/tokenizer/tokenizer.c:33:0:
>>>>>>> /dev/shm/BUILD/php-5.5.0beta1/build-ztscli/Zend/zend_language_parser.h:331:5:
>>>>>>> error: conflicting types for 'zendparse'
>>>>>>> In file included from
>>>>>>> /dev/shm/BUILD/php-5.5.0beta1/Zend/zend_globals.h:28:0,
>>>>>>>                  from /dev/shm/BUILD/php-5.5.0beta1/Zend/zend_compile.h:418,
>>>>>>>                  from /dev/shm/BUILD/php-5.5.0beta1/Zend/zend_modules.h:26,
>>>>>>>                  from /dev/shm/BUILD/php-5.5.0beta1/Zend/zend_API.h:26,
>>>>>>>                  from /dev/shm/BUILD/php-5.5.0beta1/main/php.h:38,
>>>>>>>                  from
>>>>>>> /dev/shm/BUILD/php-5.5.0beta1/ext/tokenizer/tokenizer.c:25:
>>>>>>> /dev/shm/BUILD/php-5.5.0beta1/Zend/zend_globals_macros.h:35:5: note:
>>>>>>> previous declaration of 'zendparse' was here
>>>>>>>
>>>>>>> Comparing the 201303201430 snapshot (very closed to beta1) and beta1 archive
>>>>>>>
>>>>>>> 201303201430, in bison generated files:
>>>>>>>     /* A Bison parser, made by GNU Bison 2.4.1.  */
>>>>>>> beta1:
>>>>>>>     /* A Bison parser, made by GNU Bison 2.6.1.  */
>>>>>>>
>>>>>>> So, it seems snapshot script don't use the same environment than the one
>>>>>>> used to generate release.
>>>>>>>
>>>>>>> Any idea how to fix this ?
>>>>>>
>>>>>> I took a quick look at this. The Bison change causing this from their
>>>>>> NEWS file is:
>>>>>>
>>>>>>   *** Features deprecated since Bison 1.875
>>>>>>     YYPARSE_PARAM and YYLEX_PARAM, deprecated in favor of
>>>>>>     %parse-param and %lex-param, will no longer be supported.
>>>>>>
>>>>>> I was hoping the fix would be as simple as doing:
>>>>>>
>>>>>> -#define YYPARSE_PARAM tsrm_ls
>>>>>> -#define YYLEX_PARAM tsrm_ls
>>>>>> +%parse-param { tsrm_ls }
>>>>>> +%lex-param { tsrm_ls }
>>>>>>
>>>>>> but that doesn't quite do the trick. Need to read up more on how
>>>>>> %parse-param and %lex-param work. If someone wants to do a little light
>>>>>> reading and report back it would be appreciated.
>>>>>>
>>>>>
>>>>> http://www.gnu.org/software/bison/manual/html_node/Parser-Function.html#Parser-Function
>>>>>
>>>>> This page explain how to use it.
>>>>
>>>> Sure, I see how they work, but the problem is that they can't be inside
>>>> the %{ ... %} code block there. They have to be outside and as such
>>>> won't have access to the #ifdef ZTS. So I don't think we can
>>>> conditionally create a reentrant parser like we did before without
>>>> refactoring things a bit.
>>> if %parse-param defined, then the paramenter also is added to yyerror,
>>> yydestroctor etc.
>>>
>>> it will a little big change.
>>
>> Right, but if we handle it like we do with TSRMLS_C throughout the code
>> and always set that %parse-param to this new magic macro we make up and
>> have it point to void *compiler_globals for zendparse() under ZTS mode
>> and void otherwise and make sure it is (re)defined correctly in other
>> places? It might mean we need to refactor zenderror() to take a dummy
>> first arg since it seems to prepend the parse-param type there. Messy.
>
> Hmm, seems fine,  a patch is attached:
> https://bugs.php.net/patch-display.php?bug_id=64503&patch=bison_build.patch&revision=latest
>
>
> but there must be some unused parameter term_ls while in non-zts build...
unused parameter warning I mean, :)

thanks
>
> thanks
>>
>> -Rasmus
>>
>>
>>
>
>
>
> --
> Laruence  Xinchen Hui
> http://www.laruence.com/



-- 
Laruence  Xinchen Hui
http://www.laruence.com/