local.meta.sys.mk revision 295827 
1# $FreeBSD: head/share/mk/local.meta.sys.mk 295827 2016-02-19 22:28:45Z bdrewery $
2
3# local configuration specific to meta mode
4# XXX some of this should be in meta.sys.mk
5# we assume that MK_DIRDEPS_BUILD=yes
6
7# we need this until there is an alternative
8MK_INSTALL_AS_USER= yes
9
10_default_makeobjdir=$${.CURDIR:S,^$${SRCTOP},$${OBJTOP},}
11
12.if empty(OBJROOT) || ${.MAKE.LEVEL} == 0
13.if defined(MAKEOBJDIRPREFIX)
14# put things approximately where they want
15OBJROOT:=${MAKEOBJDIRPREFIX}${SRCTOP}/
16MAKEOBJDIRPREFIX=
17.export MAKEOBJDIRPREFIX
18.endif
19.if empty(MAKEOBJDIR)
20# OBJTOP set below
21MAKEOBJDIR=${_default_makeobjdir}
22# export but do not track
23.export-env MAKEOBJDIR
24# Expand for our own use
25MAKEOBJDIR:= ${MAKEOBJDIR}
26.endif
27.if !empty(SB)
28SB_OBJROOT ?= ${SB}/obj/
29# this is what we use below
30OBJROOT ?= ${SB_OBJROOT}
31.endif
32OBJROOT ?= /usr/obj${SRCTOP}/
33.if ${OBJROOT:M*/} != ""
34OBJROOT:= ${OBJROOT:H:tA}/
35.else
36OBJROOT:= ${OBJROOT:H:tA}/${OBJROOT:T}
37.endif
38.export OBJROOT SRCTOP
39
40# we need HOST_TARGET etc below.
41.include <host-target.mk>
42.export HOST_TARGET
43.endif
44
45# from src/Makefile (for universe)
46TARGET_ARCHES_arm?=     arm armeb armv6 armv6hf
47TARGET_ARCHES_arm64?=   aarch64
48TARGET_ARCHES_mips?=    mipsel mips mips64el mips64 mipsn32 mipsn32el
49TARGET_ARCHES_powerpc?= powerpc powerpc64
50TARGET_ARCHES_pc98?=    i386
51TARGET_ARCHES_riscv?=   riscv64
52
53# some corner cases
54BOOT_MACHINE_DIR.amd64 = boot/i386
55MACHINE_ARCH.host = ${_HOST_ARCH}
56
57# the list of machines we support
58ALL_MACHINE_LIST?= amd64 arm arm64 i386 mips pc98 powerpc riscv sparc64
59.for m in ${ALL_MACHINE_LIST:O:u}
60MACHINE_ARCH_LIST.$m?= ${TARGET_ARCHES_${m}:U$m}
61MACHINE_ARCH.$m?= ${MACHINE_ARCH_LIST.$m:[1]}
62BOOT_MACHINE_DIR.$m ?= boot/$m
63.endfor
64
65.ifndef _TARGET_SPEC
66.if empty(MACHINE_ARCH)
67.if !empty(TARGET_ARCH)
68MACHINE_ARCH= ${TARGET_ARCH}
69.else
70MACHINE_ARCH= ${MACHINE_ARCH.${MACHINE}}
71.endif
72.endif
73MACHINE_ARCH?= ${MACHINE_ARCH.${MACHINE}}
74MACHINE_ARCH:= ${MACHINE_ARCH}
75.else
76# we got here via dirdeps
77MACHINE_ARCH:= ${MACHINE_ARCH.${MACHINE}}
78.endif
79
80# now because for universe we want to potentially
81# build for multiple MACHINE_ARCH per MACHINE
82# we need more than MACHINE in TARGET_SPEC
83TARGET_SPEC_VARS= MACHINE MACHINE_ARCH
84# see dirdeps.mk
85.if ${TARGET_SPEC:Uno:M*,*} != ""
86_tspec := ${TARGET_SPEC:S/,/ /g}
87MACHINE := ${_tspec:[1]}
88MACHINE_ARCH := ${_tspec:[2]}
89# etc.
90# We need to stop that TARGET_SPEC affecting any submakes
91# and deal with MACHINE=${TARGET_SPEC} in the environment.
92TARGET_SPEC=
93# export but do not track
94.export-env TARGET_SPEC 
95.export ${TARGET_SPEC_VARS}
96.for v in ${TARGET_SPEC_VARS:O:u}
97.if empty($v)
98.undef $v
99.endif
100.endfor
101.endif
102# make sure we know what TARGET_SPEC is
103# as we may need it to find Makefile.depend*
104TARGET_SPEC = ${TARGET_SPEC_VARS:@v@${$v:U}@:ts,}
105
106# to be consistent with src/Makefile just concatenate with '.'s
107TARGET_OBJ_SPEC:= ${TARGET_SPEC:S;,;.;g}
108OBJTOP:= ${OBJROOT}${TARGET_OBJ_SPEC}
109
110.if defined(MAKEOBJDIR)
111.if ${MAKEOBJDIR:M*/*} == ""
112.error Cannot use MAKEOBJDIR=${MAKEOBJDIR}${.newline}Unset MAKEOBJDIR to get default:  MAKEOBJDIR='${_default_makeobjdir}'
113.endif
114.endif
115
116HOST_OBJTOP ?= ${OBJROOT}${HOST_TARGET}
117
118.if ${OBJTOP} == ${HOST_OBJTOP} || ${REQUESTED_MACHINE:U${MACHINE}} == "host"
119MACHINE= host
120.if ${TARGET_MACHINE:Uno} == ${HOST_TARGET}
121# not what we want
122TARGET_MACHINE= host
123.endif
124.endif
125.if ${MACHINE} == "host"
126OBJTOP := ${HOST_OBJTOP}
127.endif
128
129.if ${.MAKE.LEVEL} == 0
130PYTHON ?= /usr/local/bin/python
131.export PYTHON
132# this works best if share/mk is ready for it.
133BUILD_AT_LEVEL0= no
134
135# we want to end up with a singe stage tree for all machines
136.if ${MK_STAGING} == "yes"
137.if empty(STAGE_ROOT)
138STAGE_ROOT?= ${OBJROOT}stage
139.export STAGE_ROOT
140.endif
141.endif
142.endif
143
144.if ${MK_STAGING} == "yes"
145.if ${MACHINE} == "host"
146STAGE_MACHINE= ${HOST_TARGET}
147.else
148STAGE_MACHINE:= ${TARGET_OBJ_SPEC}
149.endif
150STAGE_OBJTOP:= ${STAGE_ROOT}/${STAGE_MACHINE}
151STAGE_COMMON_OBJTOP:= ${STAGE_ROOT}/common
152STAGE_TARGET_OBJTOP:= ${STAGE_ROOT}/${TARGET_OBJ_SPEC}
153STAGE_HOST_OBJTOP:= ${STAGE_ROOT}/${HOST_TARGET}
154# These are exported for hooking in out-of-tree builds.  They will always
155# be overridden in sub-makes above when building in-tree.
156.export STAGE_OBJTOP STAGE_TARGET_OBJTOP STAGE_HOST_OBJTOP
157
158# Use tools/install.sh which can avoid the need for xinstall for simple cases.
159INSTALL?=	sh ${SRCTOP}/tools/install.sh
160# This is for stage-install to pickup from the environment.
161REAL_INSTALL:=	${INSTALL}
162.export REAL_INSTALL
163STAGE_INSTALL=	sh ${.PARSEDIR:tA}/stage-install.sh OBJDIR=${.OBJDIR:tA}
164
165STAGE_LIBDIR= ${STAGE_OBJTOP}${_LIBDIR:U${LIBDIR:U/lib}}
166STAGE_INCLUDEDIR= ${STAGE_OBJTOP}${INCLUDEDIR:U/usr/include}
167# this is not the same as INCLUDEDIR
168STAGE_INCSDIR= ${STAGE_OBJTOP}${INCSDIR:U/include}
169# the target is usually an absolute path
170STAGE_SYMLINKS_DIR= ${STAGE_OBJTOP}
171
172LDFLAGS_LAST+= -Wl,-rpath-link -Wl,${STAGE_LIBDIR}
173.if ${MK_SYSROOT} == "yes"
174SYSROOT?= ${STAGE_OBJTOP}
175.else
176LDFLAGS_LAST+= -L${STAGE_LIBDIR}
177.endif
178
179.endif				# MK_STAGING
180
181# this is sufficient for most of the tree.
182.MAKE.DEPENDFILE_DEFAULT = ${.MAKE.DEPENDFILE_PREFIX}
183
184# but if we have a machine qualified file it should be used in preference
185.MAKE.DEPENDFILE_PREFERENCE = \
186	${.MAKE.DEPENDFILE_PREFIX}.${MACHINE} \
187	${.MAKE.DEPENDFILE_PREFIX}
188
189.undef .MAKE.DEPENDFILE
190
191.include "sys.dependfile.mk"
192
193.if ${.MAKE.LEVEL} > 0 && ${MACHINE} == "host" && ${.MAKE.DEPENDFILE:E} != "host"
194# we can use this but should not update it.
195UPDATE_DEPENDFILE= NO
196.endif
197
198# define the list of places that contain files we are responsible for
199.MAKE.META.BAILIWICK = ${SB} ${OBJROOT} ${STAGE_ROOT}
200
201CSU_DIR.${MACHINE_ARCH} ?= csu/${MACHINE_ARCH}
202CSU_DIR := ${CSU_DIR.${MACHINE_ARCH}}
203
204.if !empty(TIME_STAMP)
205TRACER= ${TIME_STAMP} ${:U}
206.endif
207WITH_META_STATS= t
208
209# toolchains can be a pain - especially bootstrappping them
210.if ${MACHINE} == "host"
211MK_SHARED_TOOLCHAIN= no
212.endif
213TOOLCHAIN_VARS=	AS AR CC CLANG_TBLGEN CXX CPP LD NM OBJDUMP OBJCOPY RANLIB \
214		STRINGS SIZE TBLGEN
215_toolchain_bin_CLANG_TBLGEN=	/usr/bin/clang-tblgen
216_toolchain_bin_CXX=		/usr/bin/c++
217.ifdef WITH_TOOLSDIR
218TOOLSDIR?= ${HOST_OBJTOP}/tools
219.elif defined(STAGE_HOST_OBJTOP)
220TOOLSDIR?= ${STAGE_HOST_OBJTOP}
221.endif
222# Don't use the bootstrap tools logic on itself.
223.if ${.TARGETS:Mbootstrap-tools} == "" && \
224    !make(showconfig) && \
225    !defined(BOOTSTRAPPING_TOOLS) && !empty(TOOLSDIR) && ${.MAKE.LEVEL} == 0
226.for dir in /sbin /bin /usr/sbin /usr/bin
227PATH:= ${TOOLSDIR}${dir}:${PATH}
228.endfor
229.export PATH
230# Prefer the TOOLSDIR version of the toolchain if present vs the host version.
231.for var in ${TOOLCHAIN_VARS}
232_toolchain_bin.${var}=	${TOOLSDIR}${_toolchain_bin_${var}:U/usr/bin/${var:tl}}
233.if exists(${_toolchain_bin.${var}})
234HOST_${var}?=	${_toolchain_bin.${var}}
235${var}?=	${HOST_${var}}
236.export		HOST_${var} ${var}
237.endif
238.endfor
239.endif
240
241.for var in ${TOOLCHAIN_VARS}
242HOST_${var}?=	${_toolchain_bin_${var}:U/usr/bin/${var:tl}}
243.endfor
244
245.if ${MACHINE} == "host"
246.for var in ${TOOLCHAIN_VARS}
247${var}=		${HOST_${var}}
248.endfor
249.endif
250
251.if ${MACHINE:Nhost:Ncommon} != "" && ${MACHINE} != ${HOST_MACHINE}
252# cross-building
253.if !defined(FREEBSD_REVISION)
254FREEBSD_REVISION!= sed -n '/^REVISION=/{s,.*=,,;s,",,g;p; }' ${SRCTOP}/sys/conf/newvers.sh
255.export FREEBSD_REVISION
256.endif
257CROSS_TARGET_FLAGS= -target ${MACHINE_ARCH}-unknown-freebsd${FREEBSD_REVISION}
258CFLAGS+= ${CROSS_TARGET_FLAGS}
259ACFLAGS+= ${CROSS_TARGET_FLAGS}
260LDFLAGS+= -Wl,-m -Wl,elf_${MACHINE_ARCH}_fbsd
261.endif
262