Re: gcc-3.3.1 build problem MAXHOSTNAMELEN undeclared

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This error is still in there as of 3.3.3 and appears under Solaris 9 as
well.  I'm not sure why HAVE_NETDB_H isn't being properly set; however, 6
hours into a compile is not a good time to crash out - the little stuffed
dust puppy I had in my hand at the time almost didn't survive...

Stu


> As Dan points out, grep didn't show the whole
> story.  I still don't understand the code well
> enough to explain it, but I did get gcc to build
> by just inserting the
> #define MAXHOSTNAMELEN  256
> line in the natInetAddress.cc file.  Thanks for
> your consideration,
>
> Bec
>
> Dan Kegel wrote:
>>
>> Becky Sander wrote:
>> > I'm having problems building gcc3.3.1 on solaris 2.7. ...
>> > ../../../gcc-3.3.1/libjava/java/net/natInetAddress.cc:338:error:
`MAXHOSTNAMELEN' undeclared (first use this function)
>> > ...
>> > # grep MAXHOST /usr/include/netdb.h
>> > #define MAXHOSTNAMELEN  256
>> >
>> > I've added /usr/include with CPPFLAGS environment
>> > variable, but the build still crashes here.  And,
>> > I can't seem to locate where buffer is defined,
>> > either. I'm completely stuck.  Any suggestions are
>> > greatly appreciated!
>>
>> Grep doesn't tell the whole story.  Look at the previous ten lines:
>>
>> #if !defined(_XPG4_2) || defined(__EXTENSIONS__)
>> #define NO_ADDRESS      NO_DATA         /* no address, look for MX record
*/
>>
>> /* BIND */
>> #define NETDB_INTERNAL  -1      /* see errno */
>> #define NETDB_SUCCESS   0       /* no problem */
>> /* End BIND */
>>
>> #define MAXHOSTNAMELEN  256
>>
>> Maybe gcc doesn't define __EXTENSIONS__.   You could try setting
>> CXXFLAGS="-g -O2 -D__EXTENSIONS__" when running gcc's configure;
>> not sure if that's how to jam that define in there, but it sounds
>> good to me.
>> - Dan
>>
>> --
>> Dan Kegel
>> http://www.kegel.com
>> http://counter.li.org/cgi-bin/runscript/display-person.cgi?user=78045
>
> -- 
> Becky Sander    CSU Special Projects
> rknigh@xxxxxxxxxx   505.844.1164


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