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Hi Andy,

   look in the $ROOTSYS/include/RConfig.h file. This file contains the 
machine configs for ROOT and it has been honed over many years and works 
for all our supported platforms.

Cheers, Fons.


Andrew Hanushevsky wrote:

> Hi Gerri,
> 
> A couple of more things that need to be incorporated into configure:
> 
> a) I'd like to remove some historical baggage. In the past I was unable to
> convince anyone that platform and compiler was independent. So, the best I
> got was -DSUNCC to tip me off that I was compiling for Solaris. This, of
> course, is silly. Would it be possible to *consistently* define a define
> symbol for general OS type? For instance, we have -D__linux__ and I'd like
> to extend that to other OS's. Specifically, I'd like -D__solaris__ if we
> are compiling for that OS. Once that happens, I'll change all occurrences
> of SUNCC to that symbol.
> 
> b) In porting to macos, I had to redo the getxxxnyxxx() calls. Now, I will
> use getnameinfo() and getaddrinfo() but only if they are available and
> revert to the get methods otherwise. However, that means that
> -DHAS_NAMEINFO must be defined for me to use the name routines. Most
> platforms have them now except for Solaris 7, I beleive. There is some
> kludginess for linux because getaddrinfo() primatively returns all
> possible addresses for a host, even when they are duplicates (i.e., the
> host has aliases). If you'd like to use a negative symbol (e.g.,
> HASNO_NAMEINFO or MISSING_NAMEINFO) that's ok too.
> 
> Thanks!
> 
> Andy