[Bf-committers] Re: [Bf-blender-cvs] CVS commit: blender/intern/guardedalloc/intern mallocn.c

[Ton Roosendaal]

Hi,

SGI probably has MAP_ANONYMOUS... can you grep for it in  
/usr/include/sys/mman.h?
Might be same for Solaris.

-Ton-

On 27 Feb, 2006, at 16:05, Chris Want wrote:

>
> Hi Ton,
>
> The first problem was that the compiler didn't like the
> MAP_ANON symbol in mallocn.c, so at first I created a
> "#if __sgi" to just call mmap without MAP_ANON flag. Then
> when I let some irix users test, one of them complained that
> it crashed on startup with:
>
> Mapalloc returns nill: len=524288 in imb_addrectImBuf
> Segmentation fault (core dumped)
>
> So I made Irix use the code in for the platforms that
> don't have mmap (windows, etc).
>
> Chris
>
>
> Ton Roosendaal wrote:
>> Hi Chris,
>> The same mmap code is used in imbuf for example, for reading images.   
>> That is code from the ancient neogeo days, when we only used SGI   
>> equipment. It always worked fine...
>> So what did go wrong?
>> -Ton-
>> On 24 Feb, 2006, at 15:37, Chris Want wrote:
>>> hos (Chris Want) 2006/02/24 15:37:24 CET
>>>
>>>   Modified files:
>>>     blender/intern/guardedalloc/intern mallocn.c
>>>
>>>   Log:
>>>   I had to disable mmap altogether for Irix.
>>>
>>>   Revision  Changes    Path
>>>   1.14      +3 -8      blender/intern/guardedalloc/intern/mallocn.c
>>>       
>>> <http://projects.blender.org/viewcvs/viewcvs.cgi/blender/intern/  
>>> guardedalloc/intern/mallocn.c.diff?r1=1.13&r2=1.14&cvsroot=bf- 
>>> blender>
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>>>
>> ---------------------------------------------------------------------- 
>> -- --
>> Ton Roosendaal  Blender Foundation ton at blender.org   
>> http://www.blender.org
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Ton Roosendaal  Blender Foundation ton at blender.org  
http://www.blender.org