Differential D27300 Diff 79951 head/share/mk/dirdeps-options.mk

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head/share/mk/dirdeps-options.mk

	# $FreeBSD$			# $FreeBSD$
	# $Id: dirdeps-options.mk,v 1.9 2018/09/20 00:07:19 sjg Exp $			# $Id: dirdeps-options.mk,v 1.17 2020/08/07 01:57:38 sjg Exp $
	#			#
	# @(#) Copyright (c) 2018, Simon J. Gerraty			# @(#) Copyright (c) 2018-2020, Simon J. Gerraty
	#			#
	# This file is provided in the hope that it will			# This file is provided in the hope that it will
	# be of use. There is absolutely NO WARRANTY.			# be of use. There is absolutely NO WARRANTY.
	# Permission to copy, redistribute or otherwise			# Permission to copy, redistribute or otherwise
	# use this file is hereby granted provided that			# use this file is hereby granted provided that
	# the above copyright notice and this notice are			# the above copyright notice and this notice are
	# left intact.			# left intact.
	#			#
	Show All 20 Lines
	# a Makefile.depend.options that sets			# a Makefile.depend.options that sets
	# DIRDEPS_OPTIONS= FOO			# DIRDEPS_OPTIONS= FOO
	# It can also set either/both of			# It can also set either/both of
	# DIRDEPS.FOO.yes			# DIRDEPS.FOO.yes
	# DIRDEPS.FOO.no			# DIRDEPS.FOO.no
	# to whatever applies for that dir, or it can rely on globals			# to whatever applies for that dir, or it can rely on globals
	# set in local.dirdeps-options.mk			# set in local.dirdeps-options.mk
	# Either way, we will .undef DIRDEPS.* when done.			# Either way, we will .undef DIRDEPS.* when done.
				#
				# In some cases the value of MK_FOO might depend on TARGET_SPEC
				# so we qualify MK_FOO with .${TARGET_SPEC} and each component
				# TARGET_SPEC_VAR (in reverse order) before using MK_FOO.
				#

	# This should have been set by Makefile.depend.options			# This should have been set by Makefile.depend.options
	# before including us			# before including us
	DIRDEPS_OPTIONS ?=			DIRDEPS_OPTIONS ?=

	# pickup any DIRDEPS.* we need			# pickup any DIRDEPS.* we need
	.-include <local.dirdeps-options.mk>			.-include <local.dirdeps-options.mk>

	.if ${.MAKE.LEVEL} == 0			.if ${.MAKE.LEVEL} == 0
	# :U below avoids potential errors when we :=			# :U below avoids potential errors when we :=
	.for o in ${DIRDEPS_OPTIONS:tu}			# some options can depend on TARGET_SPEC!
	DIRDEPS += ${DIRDEPS.$o.${MK_$o:U}:U}			DIRDEPS_OPTIONS_QUALIFIER_LIST ?= \
				${DEP_TARGET_SPEC:U${TARGET_SPEC}} \
				${TARGET_SPEC_VARSr:U${TARGET_SPEC_VARS}:@v@${DEP_$v:U${$v}}@}
				# note that we need to include $o in the variable _o$o
				# to ensure correct evaluation.
				.for o in ${DIRDEPS_OPTIONS}
				.undef _o$o _v$o
				.for x in ${DIRDEPS_OPTIONS_QUALIFIER_LIST}
				.if defined(MK_$o.$x)
				_o$o ?= MK_$o.$x
				_v$o ?= ${MK_$o.$x}
				.endif
	.endfor			.endfor
				_v$o ?= ${MK_$o}
				.if ${_debug_reldir:U0}
				.info ${DEP_RELDIR:U${RELDIR}}.${DEP_TARGET_SPEC:U${TARGET_SPEC}}: o=$o ${_o$o:UMK_$o}=${_v$o:U} DIRDEPS += ${DIRDEPS.$o.${_v$o:U}:U}
				.endif
				DIRDEPS += ${DIRDEPS.$o.${_v$o:U}:U}
				.endfor
	DIRDEPS := ${DIRDEPS:O:u}			DIRDEPS := ${DIRDEPS:O:u}
				.if ${_debug_reldir:U0}
				.info ${DEP_RELDIR:U${RELDIR}}: DIRDEPS=${DIRDEPS}
				.endif
	# avoid cross contamination			# avoid cross contamination
	.for o in ${DIRDEPS_OPTIONS:tu}			.for o in ${DIRDEPS_OPTIONS}
	.undef DIRDEPS.$o.yes			.undef DIRDEPS.$o.yes
	.undef DIRDEPS.$o.no			.undef DIRDEPS.$o.no
				.undef _o$o
				.undef _v$o
	.endfor			.endfor
	.else			.else
	# whether options are enabled or not,			# whether options are enabled or not,
	# we want to filter out the relevant DIRDEPS.*			# we want to filter out the relevant DIRDEPS.*
	# we should only be included by meta.autodep.mk			# we should only be included by meta.autodep.mk
	# if dependencies are to be updated			# if dependencies are to be updated
	.for o in ${DIRDEPS_OPTIONS:tu}			.for o in ${DIRDEPS_OPTIONS}
	.for d in ${DIRDEPS.$o.yes} ${DIRDEPS.$o.no}			.for d in ${DIRDEPS.$o.yes} ${DIRDEPS.$o.no}
	.if exists(${SRCTOP}/$d)			.if exists(${SRCTOP}/$d)
	GENDIRDEPS_FILTER += N$d*			GENDIRDEPS_FILTER += N$d*
	.elif exists(${SRCTOP}/${d:R})			.elif exists(${SRCTOP}/${d:R})
	GENDIRDEPS_FILTER += N${d:R}*			GENDIRDEPS_FILTER += N${d:R}*
	.endif			.endif
	.endfor			.endfor
	.endfor			.endfor
	.endif			.endif