xref: /freebsd/share/mk/sys.dirdeps.mk (revision bee3d4bf8ed55260d8cfc6d168ffa1afb49ef6a8) 
1*bee3d4bfSSimon J. Gerraty# $Id: sys.dirdeps.mk,v 1.9 2023/05/11 20:05:42 sjg Exp $
2*bee3d4bfSSimon J. Gerraty#
3*bee3d4bfSSimon J. Gerraty#	@(#) Copyright (c) 2012-2023, Simon J. Gerraty
4*bee3d4bfSSimon J. Gerraty#
5*bee3d4bfSSimon J. Gerraty#	This file is provided in the hope that it will
6*bee3d4bfSSimon J. Gerraty#	be of use.  There is absolutely NO WARRANTY.
7*bee3d4bfSSimon J. Gerraty#	Permission to copy, redistribute or otherwise
8*bee3d4bfSSimon J. Gerraty#	use this file is hereby granted provided that
9*bee3d4bfSSimon J. Gerraty#	the above copyright notice and this notice are
10*bee3d4bfSSimon J. Gerraty#	left intact.
11*bee3d4bfSSimon J. Gerraty#
12*bee3d4bfSSimon J. Gerraty#	Please send copies of changes and bug-fixes to:
13*bee3d4bfSSimon J. Gerraty#	sjg@crufty.net
14*bee3d4bfSSimon J. Gerraty#
15*bee3d4bfSSimon J. Gerraty
16*bee3d4bfSSimon J. Gerraty# Originally DIRDEPS_BUILD and META_MODE were the same thing.
17*bee3d4bfSSimon J. Gerraty# So, much of this was done in *meta.sys.mk and local*mk
18*bee3d4bfSSimon J. Gerraty# but properly belongs here.
19*bee3d4bfSSimon J. Gerraty
20*bee3d4bfSSimon J. Gerraty# Include from [local.]sys.mk - if doing DIRDEPS_BUILD
21*bee3d4bfSSimon J. Gerraty# we should not be here otherwise
22*bee3d4bfSSimon J. GerratyMK_DIRDEPS_BUILD ?= yes
23*bee3d4bfSSimon J. Gerraty# these are all implied
24*bee3d4bfSSimon J. GerratyMK_AUTO_OBJ ?= yes
25*bee3d4bfSSimon J. GerratyMK_META_MODE ?= yes
26*bee3d4bfSSimon J. GerratyMK_STAGING ?= yes
27*bee3d4bfSSimon J. Gerraty
28*bee3d4bfSSimon J. Gerraty_PARSEDIR ?= ${.PARSEDIR:tA}
29*bee3d4bfSSimon J. Gerraty
30*bee3d4bfSSimon J. Gerraty.-include <local.sys.dirdeps.env.mk>
31*bee3d4bfSSimon J. Gerraty
32*bee3d4bfSSimon J. Gerraty.if ${.MAKE.LEVEL} == 0
33*bee3d4bfSSimon J. Gerraty# make sure dirdeps target exists and do it first
34*bee3d4bfSSimon J. Gerratydirdeps:
35*bee3d4bfSSimon J. Gerraty# first .MAIN is what counts
36*bee3d4bfSSimon J. Gerraty.MAIN: dirdeps
37*bee3d4bfSSimon J. Gerraty.NOPATH: dirdeps
38*bee3d4bfSSimon J. Gerratyall: dirdeps .WAIT
39*bee3d4bfSSimon J. Gerraty.endif
40*bee3d4bfSSimon J. Gerraty
41*bee3d4bfSSimon J. Gerraty.if empty(SRCTOP)
42*bee3d4bfSSimon J. Gerraty# fallback assumes share/mk!
43*bee3d4bfSSimon J. GerratySRCTOP := ${SB_SRC:U${.PARSEDIR:tA:H:H}}
44*bee3d4bfSSimon J. Gerraty.export SRCTOP
45*bee3d4bfSSimon J. Gerraty.endif
46*bee3d4bfSSimon J. Gerraty
47*bee3d4bfSSimon J. Gerraty# fake SB if not using mk wrapper
48*bee3d4bfSSimon J. Gerraty.if !defined(SB)
49*bee3d4bfSSimon J. GerratySB := ${SRCTOP:H}
50*bee3d4bfSSimon J. Gerraty.export SB
51*bee3d4bfSSimon J. Gerraty.endif
52*bee3d4bfSSimon J. Gerraty
53*bee3d4bfSSimon J. Gerraty.if empty(OBJROOT)
54*bee3d4bfSSimon J. GerratyOBJROOT := ${SB_OBJROOT:U${MAKEOBJDIRPREFIX:U${SB}/obj}/}
55*bee3d4bfSSimon J. Gerraty.export OBJROOT
56*bee3d4bfSSimon J. Gerraty.endif
57*bee3d4bfSSimon J. Gerraty
58*bee3d4bfSSimon J. Gerraty.if empty(STAGE_ROOT)
59*bee3d4bfSSimon J. GerratySTAGE_ROOT ?= ${OBJROOT}stage
60*bee3d4bfSSimon J. Gerraty.export STAGE_ROOT
61*bee3d4bfSSimon J. Gerraty.endif
62*bee3d4bfSSimon J. Gerraty
63*bee3d4bfSSimon J. Gerraty# We should be included before meta.sys.mk
64*bee3d4bfSSimon J. Gerraty# If TARGET_SPEC_VARS is other than just MACHINE
65*bee3d4bfSSimon J. Gerraty# it should be set by now.
66*bee3d4bfSSimon J. Gerraty# TARGET_SPEC must not contain any '.'s.
67*bee3d4bfSSimon J. GerratyTARGET_SPEC_VARS ?= MACHINE
68*bee3d4bfSSimon J. Gerraty
69*bee3d4bfSSimon J. Gerraty.if !target(_tspec_env_done_)
70*bee3d4bfSSimon J. Gerraty_tspec_env_done_: .NOTMAIN
71*bee3d4bfSSimon J. Gerraty
72*bee3d4bfSSimon J. Gerraty.if ${TARGET_SPEC:Uno:M*,*} != ""
73*bee3d4bfSSimon J. Gerraty# deal with TARGET_SPEC from env
74*bee3d4bfSSimon J. Gerraty_tspec := ${TARGET_SPEC:S/,/ /g}
75*bee3d4bfSSimon J. Gerraty.for i in ${TARGET_SPEC_VARS:${M_RANGE:Urange}}
76*bee3d4bfSSimon J. Gerraty${TARGET_SPEC_VARS:[$i]} := ${_tspec:[$i]}
77*bee3d4bfSSimon J. Gerraty.endfor
78*bee3d4bfSSimon J. Gerraty# We need to stop that TARGET_SPEC affecting any submakes
79*bee3d4bfSSimon J. GerratyTARGET_SPEC=
80*bee3d4bfSSimon J. Gerraty# so export but do not track
81*bee3d4bfSSimon J. Gerraty.export-env TARGET_SPEC
82*bee3d4bfSSimon J. Gerraty.export ${TARGET_SPEC_VARS}
83*bee3d4bfSSimon J. Gerraty.for v in ${TARGET_SPEC_VARS:O:u}
84*bee3d4bfSSimon J. Gerraty.if empty($v)
85*bee3d4bfSSimon J. Gerraty.undef $v
86*bee3d4bfSSimon J. Gerraty.endif
87*bee3d4bfSSimon J. Gerraty.endfor
88*bee3d4bfSSimon J. Gerraty.endif
89*bee3d4bfSSimon J. Gerraty.endif
90*bee3d4bfSSimon J. Gerraty
91*bee3d4bfSSimon J. Gerraty# Now make sure we know what TARGET_SPEC is
92*bee3d4bfSSimon J. Gerraty# as we may need it to find Makefile.depend*
93*bee3d4bfSSimon J. Gerraty.if ${MACHINE:Mhost*} != ""
94*bee3d4bfSSimon J. Gerraty# host is special
95*bee3d4bfSSimon J. GerratyTARGET_SPEC = ${MACHINE}
96*bee3d4bfSSimon J. Gerraty.else
97*bee3d4bfSSimon J. GerratyTARGET_SPEC = ${TARGET_SPEC_VARS:@v@${$v:U}@:ts,}
98*bee3d4bfSSimon J. Gerraty.endif
99*bee3d4bfSSimon J. Gerraty
100*bee3d4bfSSimon J. Gerraty.if ${TARGET_SPEC_VARS:[#]} > 1
101*bee3d4bfSSimon J. GerratyTARGET_OBJ_SPEC ?= ${TARGET_SPEC_VARS:@v@${$v:U}@:ts.}
102*bee3d4bfSSimon J. Gerraty.else
103*bee3d4bfSSimon J. GerratyTARGET_OBJ_SPEC ?= ${MACHINE}
104*bee3d4bfSSimon J. Gerraty.endif
105*bee3d4bfSSimon J. Gerraty
106*bee3d4bfSSimon J. GerratyMAKE_PRINT_VAR_ON_ERROR += ${TARGET_SPEC_VARS}
107*bee3d4bfSSimon J. Gerraty
108*bee3d4bfSSimon J. Gerraty.if !defined(MACHINE0)
109*bee3d4bfSSimon J. Gerraty# it can be handy to know which MACHINE kicked off the build
110*bee3d4bfSSimon J. Gerraty# for example, if using Makefild.depend for multiple machines,
111*bee3d4bfSSimon J. Gerraty# allowing only MACHINE0 to update can keep things simple.
112*bee3d4bfSSimon J. GerratyMACHINE0 := ${MACHINE}
113*bee3d4bfSSimon J. Gerraty.export MACHINE0
114*bee3d4bfSSimon J. Gerraty.endif
115*bee3d4bfSSimon J. Gerraty
116*bee3d4bfSSimon J. Gerraty.if ${MACHINE} == "host"
117*bee3d4bfSSimon J. GerratyOBJTOP = ${HOST_OBJTOP}
118*bee3d4bfSSimon J. Gerraty.elif ${MACHINE} == "host32"
119*bee3d4bfSSimon J. GerratyOBJTOP = ${HOST_OBJTOP32}
120*bee3d4bfSSimon J. Gerraty.endif
121*bee3d4bfSSimon J. Gerraty
122*bee3d4bfSSimon J. GerratyMACHINE_OBJ.host = ${HOST_TARGET}
123*bee3d4bfSSimon J. GerratyMACHINE_OBJ.host32 = ${HOST_TARGET32}
124*bee3d4bfSSimon J. GerratyMACHINE_OBJ.${MACHINE} ?= ${TARGET_OBJ_SPEC}
125*bee3d4bfSSimon J. GerratyMACHINE_OBJDIR = ${MACHINE_OBJ.${MACHINE}}
126*bee3d4bfSSimon J. GerratyOBJTOP = ${OBJROOT}/${MACHINE_OBJDIR}
127*bee3d4bfSSimon J. Gerraty
128*bee3d4bfSSimon J. Gerraty# we do not use MAKEOBJDIRPREFIX
129*bee3d4bfSSimon J. Gerraty.undef MAKEOBJDIRPREFIX
130*bee3d4bfSSimon J. Gerraty# we use this
131*bee3d4bfSSimon J. GerratyMAKEOBJDIR ?= ${.CURDIR:S,${SRCTOP},${OBJTOP},}
132*bee3d4bfSSimon J. Gerraty
133*bee3d4bfSSimon J. GerratySTAGE_MACHINE ?= ${MACHINE_OBJDIR}
134*bee3d4bfSSimon J. GerratySTAGE_OBJTOP ?= ${STAGE_ROOT}/${STAGE_MACHINE}
135*bee3d4bfSSimon J. GerratySTAGE_COMMON_OBJTOP ?= ${STAGE_ROOT}/common
136*bee3d4bfSSimon J. GerratySTAGE_HOST_OBJTOP ?= ${STAGE_ROOT}/${HOST_TARGET}
137*bee3d4bfSSimon J. GerratySTAGE_HOST_OBJTOP32 ?= ${STAGE_ROOT}/${HOST_TARGET32}
138*bee3d4bfSSimon J. Gerraty
139*bee3d4bfSSimon J. GerratySTAGE_INCLUDEDIR ?= ${STAGE_OBJTOP}${INCLUDEDIR:U/usr/include}
140*bee3d4bfSSimon J. GerratySTAGE_LIBDIR ?= ${STAGE_OBJTOP}${LIBDIR:U/lib}
141*bee3d4bfSSimon J. Gerraty
142*bee3d4bfSSimon J. GerratyTIME_STAMP_FMT ?= @ %s [%Y-%m-%d %T] ${:U}
143*bee3d4bfSSimon J. GerratyDATE_TIME_STAMP ?= `date '+${TIME_STAMP_FMT}'`
144*bee3d4bfSSimon J. GerratyTIME_STAMP ?= ${TIME_STAMP_FMT:localtime}
145*bee3d4bfSSimon J. Gerraty
146*bee3d4bfSSimon J. Gerraty.if ${MK_TIME_STAMPS:Uyes} == "yes"
147*bee3d4bfSSimon J. GerratyTRACER = ${TIME_STAMP}
148*bee3d4bfSSimon J. GerratyECHO_DIR = echo ${TIME_STAMP}
149*bee3d4bfSSimon J. GerratyECHO_TRACE = echo ${TIME_STAMP}
150*bee3d4bfSSimon J. Gerraty.endif
151*bee3d4bfSSimon J. Gerraty
152*bee3d4bfSSimon J. Gerraty.if ${.CURDIR} == ${SRCTOP}
153*bee3d4bfSSimon J. GerratyRELDIR= .
154*bee3d4bfSSimon J. GerratyRELTOP= .
155*bee3d4bfSSimon J. Gerraty.elif ${.CURDIR:M${SRCTOP}/*}
156*bee3d4bfSSimon J. GerratyRELDIR:= ${.CURDIR:S,${SRCTOP}/,,}
157*bee3d4bfSSimon J. Gerraty.else
158*bee3d4bfSSimon J. GerratyRELDIR:= ${.OBJDIR:S,${OBJTOP}/,,}
159*bee3d4bfSSimon J. Gerraty.endif
160*bee3d4bfSSimon J. GerratyRELTOP?= ${RELDIR:C,[^/]+,..,g}
161*bee3d4bfSSimon J. GerratyRELOBJTOP?= ${RELTOP}
162*bee3d4bfSSimon J. GerratyRELSRCTOP?= ${RELTOP}
163*bee3d4bfSSimon J. Gerraty
164*bee3d4bfSSimon J. Gerraty# this does all the smarts of setting .MAKE.DEPENDFILE
165*bee3d4bfSSimon J. Gerraty.-include <sys.dependfile.mk>
166*bee3d4bfSSimon J. Gerraty
167*bee3d4bfSSimon J. Gerraty.-include <local.sys.dirdeps.mk>
168*bee3d4bfSSimon J. Gerraty
169*bee3d4bfSSimon J. Gerraty# check if we got anything sane
170*bee3d4bfSSimon J. Gerraty.if ${.MAKE.DEPENDFILE} == ".depend"
171*bee3d4bfSSimon J. Gerraty.undef .MAKE.DEPENDFILE
172*bee3d4bfSSimon J. Gerraty.endif
173*bee3d4bfSSimon J. Gerraty# just in case
174*bee3d4bfSSimon J. Gerraty.MAKE.DEPENDFILE ?= Makefile.depend
175*bee3d4bfSSimon J. Gerraty
176*bee3d4bfSSimon J. Gerraty.if ${.MAKE.LEVEL} > 0
177*bee3d4bfSSimon J. Gerraty# Makefile.depend* also get read at level 1+
178*bee3d4bfSSimon J. Gerraty# and often refer to DEP_MACHINE etc,
179*bee3d4bfSSimon J. Gerraty# so ensure DEP_* (for TARGET_SPEC_VARS anyway) are set
180*bee3d4bfSSimon J. Gerraty.for V in ${TARGET_SPEC_VARS}
181*bee3d4bfSSimon J. GerratyDEP_$V = ${$V}
182*bee3d4bfSSimon J. Gerraty.endfor
183*bee3d4bfSSimon J. Gerraty.endif
184