bsd.obj.mk revision 1.45 
1#	$NetBSD: bsd.obj.mk,v 1.45 2003/11/06 22:47:22 lukem 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 [ ! -d ${__objdir} ]; then \
31		mkdir -p ${__objdir}; \
32		if [ ! -d ${__objdir} ]; then \
33			mkdir ${__objdir}; exit 1; \
34		fi; \
35		${_MKSHMSG} " objdir  ${__objdir}"; \
36	fi
37.else
38PAWD?=		/bin/pwd
39
40__objdir=	obj${OBJMACHINE:D.${MACHINE}}
41
42__usrobjdir=	${BSDOBJDIR}${USR_OBJMACHINE:D.${MACHINE}}
43__usrobjdirpf=	${USR_OBJMACHINE:D:U${OBJMACHINE:D.${MACHINE}}}
44
45.if defined(BUILDID)
46__objdir:=	${__objdir}.${BUILDID}
47__usrobjdirpf:=	${__usrobjdirpf}.${BUILDID}
48__need_objdir_target=yes
49.endif
50
51.if defined(OBJHOSTMACHINE) && (${MKHOSTOBJ:Uno} != "no")
52# In case .CURDIR has been twiddled by a .mk file and is now relative,
53# make it absolute again.
54.if ${__curdir:M/*} == ""
55__curdir!=	cd ${__curdir} && ${PAWD}
56.endif
57
58__objdir:=	${__objdir}.${HOST_OSTYPE}
59__usrobjdirpf:=	${__usrobjdirpf}.${HOST_OSTYPE}
60__need_objdir_target=yes
61.endif
62
63.if defined(__need_objdir_target)
64.OBJDIR:	${__objdir}
65.endif
66
67obj:
68	@cd ${__curdir}; \
69	here=`${PAWD}`/; subdir=$${here#${BSDSRCDIR}/}; \
70	if [ "$$here" != "$$subdir" ]; then \
71		if [ ! -d ${__usrobjdir} ]; then \
72			echo "BSDOBJDIR ${__usrobjdir} does not exist, bailing..."; \
73			exit 1; \
74		fi; \
75		subdir=$${subdir%/}; \
76		dest=${__usrobjdir}/$$subdir${__usrobjdirpf}; \
77		if  ttarg=`${TOOL_STAT} -qf '%Y' $${here}${__objdir}` && \
78		    [ "$$dest" = "$$ttarg" ]; then \
79			: ; \
80		else \
81			${_MKSHMSG} " objdir  $$dest"; \
82			rm -rf ${__objdir}; \
83			ln -s $$dest ${__objdir}; \
84		fi; \
85		if [ ! -d $$dest ]; then \
86			mkdir -p $$dest; \
87		else \
88			true; \
89		fi; \
90	else \
91		true ; \
92		dest=$${here}${__objdir} ; \
93		if [ ! -d ${__objdir} ] || [ -h ${__objdir} ]; then \
94			${_MKSHMSG} " objdir  $$dest"; \
95			rm -f ${__objdir}; \
96			mkdir $$dest; \
97		fi ; \
98	fi;
99.endif
100.endif
101
102print-objdir:
103	@echo ${.OBJDIR}
104
105.include <bsd.sys.mk>
106
107.endif	# !defined(_BSD_OBJ_MK_)
108