Issue an internal warning on first deprecated function call

[Andrew Cagney]

>> Date: Fri, 16 Aug 2002 09:50:07 -0400
>> From: Andrew Cagney <ac131313@ges.redhat.com>
>> 
>> (gdb) maint internal-error
>> /home/scratch/GDB/src/gdb/maint.c:121: gdb-internal-error: internal 
>> maintenance
>> An internal GDB error was detected.  This may make further
>> debugging unreliable.  Quit this debugging session? (y or n) n
>> 
>> Create a core file containing the current state of GDB? (y or n) n
>> (gdb)
>> 
>> s/error/warning/
>> 
>> Since the user is going to need to interact with this, they will get 
>> very annoyed with it pretty quick.
> 
> 
> Yes, I think users will get annoyed and even scared.  The message is
> meant for the port maintainers, not for users.

Another option is, by default, have the message disabled.  Only enable 
it when in say maintainer-mode or while running the testsuite.

>> This is why I'm also proposing another command for gaging it :-)
> 
> 
> But that won't help, since most users will wtill see the message
> until they gag it.
> 
> I like Kevin's suggestion better.

My intent was for the message to only appear once.

enjoy,
Andrew