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head/share/mk/dirdeps.mk

# $FreeBSD$ # $FreeBSD$
# $Id: dirdeps.mk,v 1.96 2018/06/20 22:26:39 sjg Exp $ # $Id: dirdeps.mk,v 1.100 2019/11/12 06:47:58 sjg Exp $
# Copyright (c) 2010-2013, Juniper Networks, Inc. # Copyright (c) 2010-2013, Juniper Networks, Inc.
# All rights reserved. # All rights reserved.
# #
# Redistribution and use in source and binary forms, with or without # Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions # modification, are permitted provided that the following conditions
# are met: # are met:
# 1. Redistributions of source code must retain the above copyright # 1. Redistributions of source code must retain the above copyright
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.if defined(NO_DIRDEPS) .if defined(NO_DIRDEPS)
# confine ourselves to the original dir and below. # confine ourselves to the original dir and below.
DIRDEPS_FILTER += M${_DEP_RELDIR}* DIRDEPS_FILTER += M${_DEP_RELDIR}*
.elif defined(NO_DIRDEPS_BELOW) .elif defined(NO_DIRDEPS_BELOW)
DIRDEPS_FILTER += M${_DEP_RELDIR} DIRDEPS_FILTER += M${_DEP_RELDIR}
.endif .endif
# this is what we run below # this is what we run below
DIRDEP_MAKE?= ${.MAKE} DIRDEP_MAKE ?= ${.MAKE}
DIRDEP_DIR ?= ${.TARGET:R}
# we suppress SUBDIR when visiting the leaves # we suppress SUBDIR when visiting the leaves
# we assume sys.mk will set MACHINE_ARCH # we assume sys.mk will set MACHINE_ARCH
# you can add extras to DIRDEP_USE_ENV # you can add extras to DIRDEP_USE_ENV
# if there is no makefile in the target directory, we skip it. # if there is no makefile in the target directory, we skip it.
_DIRDEP_USE: .USE .MAKE _DIRDEP_USE: .USE .MAKE
@for m in ${.MAKE.MAKEFILE_PREFERENCE}; do \ @for m in ${.MAKE.MAKEFILE_PREFERENCE}; do \
test -s ${.TARGET:R}/$$m || continue; \ test -s ${.TARGET:R}/$$m || continue; \
echo "${TRACER}Checking ${.TARGET:R} for ${.TARGET:E} ..."; \ echo "${TRACER}Checking ${.TARGET:R} for ${.TARGET:E} ..."; \
${DIRDEP_USE_PRELUDE} \
MACHINE_ARCH= NO_SUBDIR=1 ${DIRDEP_USE_ENV} \ MACHINE_ARCH= NO_SUBDIR=1 ${DIRDEP_USE_ENV} \
TARGET_SPEC=${.TARGET:E} \ TARGET_SPEC=${.TARGET:E} \
MACHINE=${.TARGET:E} \ MACHINE=${.TARGET:E} \
${DIRDEP_MAKE} -C ${.TARGET:R} || exit 1; \ ${DIRDEP_MAKE} -C ${DIRDEP_DIR} || exit 1; \
break; \ break; \
done done
.ifdef ALL_MACHINES .ifdef ALL_MACHINES
# this is how you limit it to only the machines we have been built for # this is how you limit it to only the machines we have been built for
# previously. # previously.
.if empty(ONLY_TARGET_SPEC_LIST) && empty(ONLY_MACHINE_LIST) .if empty(ONLY_TARGET_SPEC_LIST) && empty(ONLY_MACHINE_LIST)
.if !empty(ALL_MACHINE_LIST) .if !empty(ALL_MACHINE_LIST)
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BUILD_DIRDEPS_TARGETS ?= ${.TARGETS} BUILD_DIRDEPS_TARGETS ?= ${.TARGETS}
# we need the .meta file to ensure we update if # we need the .meta file to ensure we update if
# any of the Makefile.depend* changed. # any of the Makefile.depend* changed.
# We do not want to compare the command line though. # We do not want to compare the command line though.
${DIRDEPS_CACHE}: .META .NOMETA_CMP ${DIRDEPS_CACHE}: .META .NOMETA_CMP
+@{ echo '# Autogenerated - do NOT edit!'; echo; \ +@{ echo '# Autogenerated - do NOT edit!'; echo; \
echo 'BUILD_DIRDEPS=no'; echo; \ echo 'BUILD_DIRDEPS=no'; echo; \
echo '.include <dirdeps.mk>'; \ echo '.include <dirdeps.mk>'; echo; \
} > ${.TARGET}.new } > ${.TARGET}.new
+@MAKELEVEL=${.MAKE.LEVEL} DIRDEPS_CACHE=${DIRDEPS_CACHE} \ +@MAKELEVEL=${.MAKE.LEVEL} DIRDEPS_CACHE=${DIRDEPS_CACHE} \
DIRDEPS="${DIRDEPS}" \ DIRDEPS="${DIRDEPS}" \
TARGET_SPEC=${TARGET_SPEC} \ TARGET_SPEC=${TARGET_SPEC} \
MAKEFLAGS= ${.MAKE} -C ${_CURDIR} -f ${BUILD_DIRDEPS_MAKEFILE} \ MAKEFLAGS= ${.MAKE} -C ${_CURDIR} -f ${BUILD_DIRDEPS_MAKEFILE} \
${BUILD_DIRDEPS_TARGETS} BUILD_DIRDEPS_CACHE=yes \ ${BUILD_DIRDEPS_TARGETS} BUILD_DIRDEPS_CACHE=yes \
.MAKE.DEPENDFILE=.none \ .MAKE.DEPENDFILE=.none \
${.MAKEFLAGS:tW:S,-D ,-D,g:tw:M*WITH*} \ ${.MAKEFLAGS:tW:S,-D ,-D,g:tw:M*WITH*} \
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_build_all_dirs := ${_build_all_dirs:O:u} _build_all_dirs := ${_build_all_dirs:O:u}
# Normally if doing make -V something, # Normally if doing make -V something,
# we do not want to waste time chasing DIRDEPS # we do not want to waste time chasing DIRDEPS
# but if we want to count the number of Makefile.depend* read, we do. # but if we want to count the number of Makefile.depend* read, we do.
.if ${.MAKEFLAGS:M-V${_V_READ_DIRDEPS}} == "" .if ${.MAKEFLAGS:M-V${_V_READ_DIRDEPS}} == ""
.if !empty(_build_all_dirs) .if !empty(_build_all_dirs)
.if ${BUILD_DIRDEPS_CACHE} == "yes" .if ${BUILD_DIRDEPS_CACHE} == "yes"
x!= { echo; echo '\# ${DEP_RELDIR}.${DEP_TARGET_SPEC}'; \ # guard against _build_all_dirs being too big for a single command line
echo 'dirdeps: ${_build_all_dirs:${M_oneperline}}'; echo; } >&3; echo # first get list of dirs that need _DIRDEP_USE
x!= { ${_build_all_dirs:@x@${target($x):?:echo '$x: _DIRDEP_USE';}@} echo; } >&3; echo # then export that and _build_all_dirs
_new_dirdeps := ${_build_all_dirs:@x@${target($x):?:$x}@}
.export _new_dirdeps _build_all_dirs
x!= echo; { echo '\# ${DEP_RELDIR}.${DEP_TARGET_SPEC}'; \
echo "dirdeps: \\"; \
for x in $$_build_all_dirs; do echo " $$x \\"; done; echo; \
for x in $$_new_dirdeps; do echo "$$x: _DIRDEP_USE"; done; echo; } >&3
.if !empty(DEP_EXPORT_VARS) .if !empty(DEP_EXPORT_VARS)
# Discouraged, but there are always exceptions. # Discouraged, but there are always exceptions.
# Handle it here rather than explain how. # Handle it here rather than explain how.
x!= { echo; ${DEP_EXPORT_VARS:@v@echo '$v=${$v}';@} echo '.export ${DEP_EXPORT_VARS}'; echo; } >&3; echo x!= { echo; ${DEP_EXPORT_VARS:@v@echo '$v=${$v}';@} echo '.export ${DEP_EXPORT_VARS}'; echo; } >&3; echo
.endif .endif
.else .else
# this makes it all happen # this makes it all happen
dirdeps: ${_build_all_dirs} dirdeps: ${_build_all_dirs}
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.for m in ${_machines} .for m in ${_machines}
# it would be nice to do :N${.TARGET} # it would be nice to do :N${.TARGET}
.if !empty(__qual_depdirs) .if !empty(__qual_depdirs)
.for q in ${__qual_depdirs:${M_dep_qual_fixes:ts:}:E:O:u:N$m} .for q in ${__qual_depdirs:${M_dep_qual_fixes:ts:}:E:O:u:N$m}
.if ${_debug_reldir} || ${DEBUG_DIRDEPS:@x@${${DEP_RELDIR}.$m:L:M$x}${${DEP_RELDIR}.$q:L:M$x}@} != "" .if ${_debug_reldir} || ${DEBUG_DIRDEPS:@x@${${DEP_RELDIR}.$m:L:M$x}${${DEP_RELDIR}.$q:L:M$x}@} != ""
.info ${DEP_RELDIR}.$m: graph: ${_build_dirs:M*.$q} .info ${DEP_RELDIR}.$m: graph: ${_build_dirs:M*.$q}
.endif .endif
.if ${BUILD_DIRDEPS_CACHE} == "yes" .if ${BUILD_DIRDEPS_CACHE} == "yes"
x!= { echo; echo '${_this_dir}.$m: ${_build_dirs:M*.$q:${M_oneperline}}'; echo; } >&3; echo _cache_deps := ${_build_dirs:M*.$q}
.export _cache_deps
x!= echo; { echo "${_this_dir}.$m: \\"; \
for x in $$_cache_deps; do echo " $$x \\"; done; echo; } >&3
.else .else
${_this_dir}.$m: ${_build_dirs:M*.$q} ${_this_dir}.$m: ${_build_dirs:M*.$q}
.endif .endif
.endfor .endfor
.endif .endif
.if ${_debug_reldir} .if ${_debug_reldir}
.info ${DEP_RELDIR}.$m: graph: ${_build_dirs:M*.$m:N${_this_dir}.$m} .info ${DEP_RELDIR}.$m: graph: ${_build_dirs:M*.$m:N${_this_dir}.$m}
.endif .endif
.if ${BUILD_DIRDEPS_CACHE} == "yes" .if ${BUILD_DIRDEPS_CACHE} == "yes"
x!= { echo; echo '${_this_dir}.$m: ${_build_dirs:M*.$m:N${_this_dir}.$m:${M_oneperline}}'; echo; } >&3; echo _cache_deps := ${_build_dirs:M*.$m:N${_this_dir}.$m}
.export _cache_deps
x!= echo; { echo "${_this_dir}.$m: \\"; \
for x in $$_cache_deps; do echo " $$x \\"; done; echo; } >&3
.else .else
${_this_dir}.$m: ${_build_dirs:M*.$m:N${_this_dir}.$m} ${_this_dir}.$m: ${_build_dirs:M*.$m:N${_this_dir}.$m}
.endif .endif
.endfor .endfor
.endif .endif
# Now find more dependencies - and recurse. # Now find more dependencies - and recurse.
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