system.h & warnings (patch for gansidecl.h included)

[Kaveh R. Ghazi]

 > From: Jeffrey A Law <law@hurl.cygnus.com>
 > 
 >   In message < 199804031726.MAA22875@caip.rutgers.edu >you write:
 > 
 >   > 	It provides for centralized maintenance.  I don't know if any
 >   > attributes were added after gcc-2.7, but the current ubiquitous test
 >   > assumes that all attributes work as of version 2.7.  That may not hold
 >   > in the future and we should have a centralized way of handling these on
 >   > a per attribute basis.  This ensures if we have to distinguish between
 >   > them for the purposes of figuring out which ones work as of some gcc
 >   > version, they are already separated in the source code and we don't have
 >   > to change more than one file. 
 >   > 
 >   > 	Below is the patch I came up with.  Is it okay to install?
 > I'm not convinced we need this kind of centralized maintenance for
 > attributes, since I don't forsee that we'll use them all that often.
 > 
 > However, I also don't see a good reason not to install your patch :-)
 > 
 > So, go ahead and install it :-)
 > 
 > 
 >   > Fri Apr  3 09:50:55 1998  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
 >   >  
 >   >         * gansidecl.h: Check if compiler supports __attribute__.  Provide
 >   >         definitions for ATTRIBUTE_UNUSED and ATTRIBUTE_PRINTF using
 >   >         __attribute__ when its available.  Also provide definitions for
 >   >         ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2 and ATTRIBUTE_PRINTF_3 in
 >   >         terms of ATTRIBUTE_PRINTF.
 >   >  
 >   >         * genoutput.c (process_template): Use ATTRIBUTE_UNUSED in place
 >   > 	of __attribute__.
 > 
 > jeff

	Done.
--
Kaveh R. Ghazi			Project Manager / Custom Development
ghazi@caip.rutgers.edu		Icon CMT Corp.