CVS commit: src/usr.bin/make

["Simon J. Gerraty" <sjg%netbsd.org@localhost>]

Module Name:    src
Committed By:   sjg
Date:           Sat Nov 18 22:34:05 UTC 2017

Modified Files:
        src/usr.bin/make: var.c
        src/usr.bin/make/unit-tests: varcmd.exp varcmd.mk

Log Message:
Do not append to variable set on command line

POSIX requires that variables set on the command line
be immutable.
Var_Append needs to pass FIND_CMD and skip append
if found variable has VAR_FROM_CMD flag set.


To generate a diff of this commit:
cvs rdiff -u -r1.215 -r1.216 src/usr.bin/make/var.c
cvs rdiff -u -r1.1 -r1.2 src/usr.bin/make/unit-tests/varcmd.exp \
    src/usr.bin/make/unit-tests/varcmd.mk

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