zlib1.2.3

[Xueming Shen]

Martin,

Forgot to mentioned in last email, the original zlib.h actually has 
crc32 declared using uLong, so
we have a compiling error on 64-bit after we define the uLong to 32-bit 
unsigned, since the unsigned
long is 64-bit in crc32.c.

sherman

Xueming Shen wrote:
>
>> I'm suspicious that the changes in crc32.c might not be needed,
>> because nobody else is having to make these changes.
>> Perhaps use of "unsigned long" in crc32.c is correct because
>> in these cases either a 32-bit or 64-bit type will do?
>>
>> Did you actually encounter functional problems with the original code?
>>
>>   
> pack code at src/share/native/com/sun/java/util/jar/pack/zip.cpp 
> expects the crc32() returns
> a "uint", it actually matches the uLong. So there is a compiling err 
> on 64-bit platform if we keep
> crc32 un-touched. Sure, its possible to solve this problem by changing 
> the pack code...first I
> would like to avid to touch pack code if possible, second asI said 
> above, crc32 is a unsigned
> 32-bit,  it seems right to simply use the unsigned 32-bit.
>
> sherman
>