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Re: Link to static library from DSO without exporting symbols?
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From: |
skaller |
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Subject: |
Re: Link to static library from DSO without exporting symbols? |
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Date: |
Fri, 20 Oct 2006 03:50:06 +1000 |
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User-agent: |
Pan/0.14.2.91 (As She Crawled Across the Table (Debian GNU/Linux)) |
On Fri, 29 Sep 2006 00:10:00 +0300, Boris wrote:
> Paul Pluzhnikov wrote:
>> "Boris" <boris@gtemail.net> writes:
>>
>> [...]
>>> When I link the Expat XML parser though the DSO
>>> exports all symbols of the Expat XML parser. Is there any option to
>>> tell g++ or the linker not to do this?
>>
>> Assuming Linux, the answer is to use linker version script and
>> explicitly make only your "public" interface visible, hiding
>> everything else.
>
> Why is this so complicated?
Design choices. Windows DOES do hierarchical linkage,
which is what you're asking for. Linux uses global linkage.
For C++, global linkage is important, because of uniqueness
requirements (see your other post here).
In fact .. this is due to design faults in C and C++, but thats
another story :)
--
John Skaller <skaller at users dot sf dot net>
Try Felix, the successor to C++ http://felix.sf.net