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Date: Wed, 07 Feb 2007 22:24:58 +0300
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To: Caroline Maynard <cem@php.net>
CC:  internals@lists.php.net, Edin Kadribasic <edink@php.net>
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Subject: Re: [PHP-DEV]  C++ in non-threaded PHP
From: antony@zend.com (Antony Dovgal)

On 02/07/2007 09:53 PM, Caroline Maynard wrote:
>> Also, how to reproduce it?
>> I compile C++ extensions quite often and do not see any problems.
> 
> Well you need to have an extension which references CG() or EG() from 
> C++ and build it with --disable-zts. So, compiling the sdo extension, 
> which refers to, for example, EG(uninitialized_zval_ptr), the link step 
> gives:
> 
> SDO_DataObject.obj : error LNK2001: unresolved external symbol 
> "__declspec(dllimport) struct _zend_executor_globals executor_globals" 
> (__imp_?executor_globals@@3U_zend_executor_globals@@A)
> 
> Debug\php_sdo.dll : fatal error LNK1120: 1 unresolved externals
> 
> because the references are getting mangled. Putting them inside extern 
> "C" fixes this.
> 
> (my example was obviously on Windows, but the same should apply on *IX)

Seems to be Windows specific - it works fine with ICC and GCC on Linux.
Edin, could you please check this out?

-- 
Wbr, 
Antony Dovgal