CVS commit: src/usr.bin/make

[David Laight <dsl%netbsd.org@localhost>]

Module Name:    src
Committed By:   dsl
Date:           Wed Jan 28 21:38:13 UTC 2009

Modified Files:
        src/usr.bin/make: cond.c nonints.h var.c

Log Message:
Allow for () in the argument to .ifdef et al.
Save/restore current values of global data across expression evaluation
to give ${foo:? ...} a change of working inside another .if.


To generate a diff of this commit:
cvs rdiff -r1.55 -r1.56 src/usr.bin/make/cond.c src/usr.bin/make/nonints.h
cvs rdiff -r1.148 -r1.149 src/usr.bin/make/var.c

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.