Comments on chapter 4 of the FAQ "Miscellaneous"

Andreas Jaeger aj@suse.com
Sat Apr 28 18:53:00 GMT 2012


I've added the chapter now to the wiki at 
http://sourceware.org/glibc/wiki/FAQ


On 04/28/2012 08:11 PM, Mike Frysinger wrote:
> On Saturday 28 April 2012 08:58:09 Andreas Jaeger wrote:
>> 4. Miscellaneous
>>
>> 4.1.	After I changed configure.in I get `Autoconf version X.Y.
>> 	or higher is required for this script'.  What can I do?
>>
>> Remove.
>>
>> 4.2.	When I try to compile code which uses IPv6 headers and
>> 	definitions on my Linux 2.x.y system I am in trouble.
>> 	Nothing seems to work.
>>
>> Remove.
>
> OK
>
>> 4.3.	When I set the timezone by setting the TZ environment variable
>> 	to EST5EDT things go wrong since glibc computes the wrong time
>> 	from this information.
>>
>> Remove - but we should add another entry and to point out the timezone
>> information is not part of glibc anymore and should be installed from
>> the tzdata sources.
>
> i think having an entry for the TZ env var is still useful, but the answer to
> this would need heavily rewriting.  basically tell people that glibc only
> supports the POSIX standard for the TZ var (and link to it), and then suggest
> they symlink /etc/localtime to the right place.

I've changed the entry completely and followed some of your suggestions. 
Please review and improve!

>> 4.4.	What other sources of documentation about glibc are available?
>>
>> Replace with a pointer to the man-pages.
>
> and a pointer to the manual since this FAQ will now be in the wiki ...

I've added these and a few more pointers.

>> 4.5.	The timezone string for Sydney/Australia is wrong since even when
>> 	daylight saving time is in effect the timezone string is EST.
>>
>> Remove.
>>
>> 4.6.	I've build make 3.77 against glibc 2.1 and now make gets
>> 	segmentation faults.
>>
>> Remove.
>>
>> 4.7.	Why do so many programs using math functions fail on my
> AlphaStation?
>> Remove.
>>
>> 4.8.	The conversion table for character set XX does not match with
>> what I expect.
>>
>> Remove.
>>
>> 4.9.	How can I find out which version of glibc I am using in the moment?
>>
>> Keep.
>
> SGTM
>
>> 4.10.	Context switching with setcontext() does not work from within
>> 	signal handlers.
>>
>> Is this description still correct? In that case keep.
>
> hmm, these are fairly esoteric details.  if there was test code, i could
> easily execute them on ia64/s390 to find out ...

I left it in with a bold comment at the beginning,

Andreas
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