diff options
Diffstat (limited to 'devel/bmake/files/mk/dirdeps-options.mk')
-rw-r--r-- | devel/bmake/files/mk/dirdeps-options.mk | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/devel/bmake/files/mk/dirdeps-options.mk b/devel/bmake/files/mk/dirdeps-options.mk new file mode 100644 index 00000000000..c4933fc753f --- /dev/null +++ b/devel/bmake/files/mk/dirdeps-options.mk @@ -0,0 +1,73 @@ +# $Id: dirdeps-options.mk,v 1.1.1.1 2020/05/24 05:35:53 nia Exp $ +# +# @(#) Copyright (c) 2018, Simon J. Gerraty +# +# This file is provided in the hope that it will +# be of use. There is absolutely NO WARRANTY. +# Permission to copy, redistribute or otherwise +# use this file is hereby granted provided that +# the above copyright notice and this notice are +# left intact. +# +# Please send copies of changes and bug-fixes to: +# sjg@crufty.net +# + +## +# +# This makefile is used to deal with optional DIRDEPS. +# +# It is to be included by Makefile.depend.options in a +# directory which has DIRDEPS affected by optional features. +# Makefile.depend.options should set DIRDEPS_OPTIONS and +# may also set specific DIRDEPS.* for those options. +# +# If a Makefile.depend.options file exists, it will be included by +# dirdeps.mk and meta.autodep.mk +# +# We include local.dirdeps-options.mk which may also define DIRDEPS.* +# for options. +# +# Thus a directory, that is affected by an option FOO would have +# a Makefile.depend.options that sets +# DIRDEPS_OPTIONS= FOO +# It can also set either/both of +# DIRDEPS.FOO.yes +# DIRDEPS.FOO.no +# to whatever applies for that dir, or it can rely on globals +# set in local.dirdeps-options.mk +# Either way, we will .undef DIRDEPS.* when done. + +# This should have been set by Makefile.depend.options +# before including us +DIRDEPS_OPTIONS ?= + +# pickup any DIRDEPS.* we need +.-include <local.dirdeps-options.mk> + +.if ${.MAKE.LEVEL} == 0 +# :U below avoids potential errors when we := +.for o in ${DIRDEPS_OPTIONS:tu} +DIRDEPS += ${DIRDEPS.$o.${MK_$o:U}:U} +.endfor +DIRDEPS := ${DIRDEPS:O:u} +# avoid cross contamination +.for o in ${DIRDEPS_OPTIONS:tu} +.undef DIRDEPS.$o.yes +.undef DIRDEPS.$o.no +.endfor +.else +# whether options are enabled or not, +# we want to filter out the relevant DIRDEPS.* +# we should only be included by meta.autodep.mk +# if dependencies are to be updated +.for o in ${DIRDEPS_OPTIONS:tu} +.for d in ${DIRDEPS.$o.yes} ${DIRDEPS.$o.no} +.if exists(${SRCTOP}/$d) +GENDIRDEPS_FILTER += N$d* +.elif exists(${SRCTOP}/${d:R}) +GENDIRDEPS_FILTER += N${d:R}* +.endif +.endfor +.endfor +.endif |