cvs commit: src/usr.bin/make cond.c

[M. Warner Losh]

In message: <20030907104614.GC10526 at sunbay.com>
            Ruslan Ermilov <ru at FreeBSD.org> writes:
: On Sat, Sep 06, 2003 at 07:16:10PM -0700, Warner Losh wrote:
: > imp         2003/09/06 19:16:10 PDT
: > 
: >   FreeBSD src repository
: > 
: >   Modified files:
: >     usr.bin/make         cond.c 
: >   Log:
: >   Keep up with minor changes to NetBSD.  Consider a variable empty when
: >   not define.
: >   
: >   Obtained From: NetBSD (rev 1.18; sjg)
: >   
: >   Revision  Changes    Path
: >   1.27      +1 -1      src/usr.bin/make/cond.c
: > 
: Does it mean that ``.if empty(FOO)'' will not cause an error
: now when FOO is not defined?  If so, what is the motivation
: for this change?

The NetBSD folks needed it for something, I'm not sure what.  Since it
was easy, didn't brea anything and cross BSD make divergence has been
a problem in the past, I went ahead and added it.

Warner