OS check fails on JDK 1.4 & FreeBSD 5.4R

Vizion vizion at vizion.occoxmail.com
Thu May 26 13:25:40 PDT 2005


On Thursday 26 May 2005 09:34,  the author Greg Lewis contributed to the 
dialogue on Re: OS check fails on JDK 1.4 & FreeBSD 5.4R:
>On Thu, May 26, 2005 at 12:04:36PM -0400, Scott I. Remick wrote:
>> On Thu, 26 May 2005 09:54:59 -0600, Greg Lewis wrote:
>> > That would be your problem then.  The test expects to use -lc_r on 5.x
>> > and higher:
>> >
>> > .if ${OSVERSION} > 500000
>> > LINKIT= -lc_r
>> > .else
>> > LINKIT= -pthread
>> > .endif
>>
>> Isn't that backwards? The default threading library changed from libc_r to
>> libpthread in 5.3
>
>I don't know that its backwards, but it could probably use some help.
>-lc_r became the official way early on in 5.x, but was reverted to
>-pthread after 5.2.1.  So it was correct for a time, but is now out of
>date.  I suspect that the variable should just go away and ${PTHREAD_LIBS}
>should take its place.
>
>> > However, you should have libc_r on 5.4:
>>
>> ...
>>
>> > So your machine would seem to be somewhat hosed unless you've
>> > deliberately removed libc_r.
>
>[explanation of removing libc_r snipped]
>
>> So I guess I have 2 questions now:
>>
>> 1) If libpthread is the new default, replacing libc_r, and you have to
>> have all things linked to just one or the other, basically libc_r has been
>> depreciated. How come the OS version check for JDK 1.4 wants libc_r if the
>> OS > 5.0?
>
>Because its old (see above).
>
>> 2) What am I to do now, since the purging of all things libc_r when I
>> upgraded to 5.3 is what ultimately fixed my system and has kept things
>> running smoothly ever since?
>
>You can do one of the following:
>
>1. Try the attached patch.  This would be my preference since if it works
>   I'll try and get it committed.
>2. Turn on SKIP_OS_CHECK and eliminate the test altogether.
What a nice guy you are - I hope for Scott's sake and for you that the patch 
works -- we are all grateful and as I intend at some time to follow the same 
path (upgrading from 5.3 > 5.4  with (in my case sdk 5) java development 
requirements, that it will fix the bug before I experience it :-)
David

-- 
40 yrs navigating and computing in blue waters.
English Owner & Captain of British Registered 60' bluewater Ketch S/V Taurus.
 Currently in San Diego, CA. Sailing May bound for Europe via Panama Canal.


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