Deltarpm xz problem with PPC generated rpms?
John Reiser
jreiser at bitwagon.com
Mon Sep 14 16:39:44 UTC 2009
>> The problem is that the encoder uses different hash functions depending
>> on the endianess. The hash functions are defined in
>> liblzma/lz/lz_encoder_hash.h, and are based on the values in
>> lzma_crc32_table[0]. This table is different between big end little
>> endian.
> Not having looked at the algorithm... *why*? Is it really that big
> of a difference?
rz/sz is a very old application. In the days of 6MHz CPUs it mattered.
After that, "backwards compatibility" took precedence over portability.
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