bsd.obj.mk revision 1.53 
1#	$NetBSD: bsd.obj.mk,v 1.53 2022/03/29 22:48:04 christos Exp $
2
3.if !defined(_BSD_OBJ_MK_)
4_BSD_OBJ_MK_=1
5
6.include <bsd.own.mk>
7
8__curdir:=	${.CURDIR}
9
10.if ${MKOBJ} == "no"
11obj:
12.else
13.if defined(MAKEOBJDIRPREFIX) || defined(MAKEOBJDIR)
14.if defined(MAKEOBJDIRPREFIX)
15__objdir:= ${MAKEOBJDIRPREFIX}${__curdir}
16.else
17__objdir:= ${MAKEOBJDIR}
18.endif
19# MAKEOBJDIR and MAKEOBJDIRPREFIX are env variables supported
20# by make(1).  We simply mkdir -p the specified path.
21# If that fails - we do a mkdir to get the appropriate error message
22# before bailing out.
23obj:
24.if defined(MAKEOBJDIRPREFIX)
25	@if [ ! -d ${MAKEOBJDIRPREFIX} ]; then \
26		echo "MAKEOBJDIRPREFIX ${MAKEOBJDIRPREFIX} does not exist, bailing..."; \
27		exit 1; \
28	fi;
29.endif
30.if ${.CURDIR} == ${.OBJDIR}
31	@if [ ! -d ${__objdir} ]; then \
32		mkdir -p ${__objdir}; \
33		if [ ! -d ${__objdir} ]; then \
34			mkdir ${__objdir}; exit 1; \
35		fi; \
36		${_MKSHMSG} " objdir  ${__objdir}"; \
37	fi
38.endif
39.else
40PAWD?=		/bin/pwd
41
42__objdirsuffix=	${OBJMACHINE:D.${MACHINE}${OBJMACHINE_ARCH:D-${MACHINE_ARCH}}}
43__objdir=	obj${__objdirsuffix}
44
45__usrobjdir=	${BSDOBJDIR}${USR_OBJMACHINE:D.${MACHINE}}
46__usrobjdirpf=	${USR_OBJMACHINE:D:U${__objdirsuffix}}
47
48.if defined(BUILDID)
49__objdir:=	${__objdir}.${BUILDID}
50__usrobjdirpf:=	${__usrobjdirpf}.${BUILDID}
51__need_objdir_target=yes
52.endif
53
54.if defined(OBJHOSTMACHINE) && (${MKHOSTOBJ:Uno} != "no")
55# In case .CURDIR has been twiddled by a .mk file and is now relative,
56# make it absolute again.
57.if ${__curdir:M/*} == ""
58__curdir!=	cd "${__curdir}" && ${PAWD}
59.endif
60
61__objdir:=	${__objdir}.${HOST_OSTYPE}
62__usrobjdirpf:=	${__usrobjdirpf}.${HOST_OSTYPE}
63__need_objdir_target=yes
64.endif
65
66.if defined(__need_objdir_target)
67# Get make to change its internal definition of .OBJDIR
68.OBJDIR:	${__objdir}
69.endif
70
71obj:
72	@cd "${__curdir}"; \
73	here=$$(${PAWD})/; subdir=$${here#${BSDSRCDIR}/}; \
74	if [ "$$here" != "$$subdir" ]; then \
75		if [ ! -d ${__usrobjdir} ]; then \
76			echo "BSDOBJDIR ${__usrobjdir} does not exist, bailing..."; \
77			exit 1; \
78		fi; \
79		subdir=$${subdir%/}; \
80		dest=${__usrobjdir}/$$subdir${__usrobjdirpf}; \
81		if  [ -x ${TOOL_STAT} ] && \
82		    ttarg=$$(${TOOL_STAT} -qf '%Y' $${here}${__objdir}) && \
83		    [ "$$dest" = "$$ttarg" ]; then \
84			: ; \
85		else \
86			${_MKSHMSG} " objdir  $$dest"; \
87			rm -rf ${__objdir}; \
88			ln -s $$dest ${__objdir}; \
89		fi; \
90		if [ ! -d $$dest ]; then \
91			mkdir -p $$dest; \
92		else \
93			true; \
94		fi; \
95	else \
96		true ; \
97		dest=$${here}${__objdir} ; \
98		if [ ! -d ${__objdir} ] || [ -h ${__objdir} ]; then \
99			${_MKSHMSG} " objdir  $$dest"; \
100			rm -f ${__objdir}; \
101			mkdir $$dest; \
102		fi ; \
103	fi;
104.endif
105.endif
106
107print-objdir:
108	@echo ${.OBJDIR}
109
110.include <bsd.sys.mk>
111
112.endif	# !defined(_BSD_OBJ_MK_)
113