[FGS] MrSID Support

Normand Savard nsavard at mapgears.com
Tue Jun 16 07:45:36 EST 2009

Normand Savard wrote:
> Wendell Dingus wrote:
>> Yeah, this is an X86_64 system. One of our folks just added in an 
>> "-m32" to the gcc line and it compiled without complaint, but 
>> afterwards:
>> [root at gis logs]# gdalinfo --formats ERROR 1: 
>> /opt/fgs/apps/gdal/driver/gdal_MrSID.so: undefined symbol: 
>> _ZN14GDALRasterBand19ComputeRasterMinMaxEiPd ERROR 1: 
>> /opt/fgs/apps/gdal/driver/gdal_MrSID.so: undefined symbol: 
>> _ZN14GDALRasterBand19ComputeRasterMinMaxEiPd
>> Should we just install FGS (9.5 I presume) on a 32-bit machine to get 
>> this linked in and move the resulting file back to this box?? We've 
>> tried running the "linux32" shell to fake it into thinking it's fully 
>> 32-bit instead of 64-bit, etc... No luck so far. I'd have guessed 
>> that's because 64-bit OS libraries are installed and not always the 
>> 32-bit equivalents are (this is on CentOS 5.3 BTW). But FGS appears 
>> to be built static, so that shouldn't matter right?
> Wendell,
> I don't think it'll work because all FGS libraries are built in 32 
> bits.  Your best option now is to download the FGS VM 9.5 from here:
> http://dev5.mapgears.com/debian-40r0-i386-netinst-fgs-9.5.tgz
> and compiled all packages on your 64 bits.

I was wrong on this one.  I meant your best option is to check out the 
fgs-dev and compile on your box.

But I saw in a later post that you succeed so it doesn't matter now.


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