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To: Cygwin <cygwin AT cygwin DOT com>
Subject: Re: Aw: Re: Strange errors with gcc and top, even after rebaseall
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Date: Mon, 28 Aug 2017 19:48:05 -0700
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On 24.08.2017 04:16, Eliot Moss wrote:
> On 8/24/2017 3:16 AM, nobodyO AT web DOT de wrote:
>> Hi,
>>   the 64bit version, with all packages installed, has no problem.
>> But i also want a 32bit version.
> 
> You can have the 32 bit version installed, but not all the packages.
> Cygwin's approach to making fork work as closely as possible to the
> way it works on Posix requires each Cygwin DLL to be put in its own
> reserved place in the address space.  The sum total of the DLLs
> exceeds the available 32 bit address space.

Remember "a.out shared libraries" in mid-1990's Linux?

These had pre-assigned, fixed addresses.

Building them involved a trick which captured the assembly output
from gcc and was text filtering it.

Yikes!


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