bsd.obj.mk revision 1.27 
1#	$NetBSD: bsd.obj.mk,v 1.27 2001/06/10 13:32:21 mrg Exp $
2
3.if !target(__initialized_obj__)
4__initialized_obj__:
5.include <bsd.own.mk>
6.endif
7
8.if ${MKOBJ} == "no"
9obj:
10.else
11.if defined(MAKEOBJDIRPREFIX) || defined(MAKEOBJDIR)
12.if defined(MAKEOBJDIRPREFIX)
13__objdir:= ${MAKEOBJDIRPREFIX}${.CURDIR}
14.else
15__objdir:= ${MAKEOBJDIR}
16.endif
17# MAKEOBJDIR and MAKEOBJDIRPREFIX are env variables supported
18# by make(1).  We simply mkdir -p the specified path.
19# If that fails - we do a mkdir to get the appropriate error message
20# before bailing out.
21obj:
22	@if test ! -d ${__objdir}; then \
23		mkdir -p ${__objdir}; \
24		if test ! -d ${__objdir}; then \
25			mkdir ${__objdir}; exit 1; \
26		fi; \
27		echo "${.CURDIR} -> ${__objdir}"; \
28	fi
29.else
30.if defined(OBJMACHINE)
31__objdir=	obj.${MACHINE}
32.else
33__objdir=	obj
34.endif
35
36.if defined(USR_OBJMACHINE)
37__usrobjdir=	${BSDOBJDIR}.${MACHINE}
38__usrobjdirpf=	
39.else
40__usrobjdir=	${BSDOBJDIR}
41.if defined(OBJMACHINE)
42__usrobjdirpf=	.${MACHINE}
43.else
44__usrobjdirpf=
45.endif
46.endif
47
48PAWD?=		/bin/pwd
49
50obj:
51	@cd ${.CURDIR}; \
52	here=`${PAWD}`; subdir=$${here#${BSDSRCDIR}/}; \
53	if test $$here != $$subdir ; then \
54		if test ! -d ${__usrobjdir}; then \
55			echo "BSDOBJDIR ${__usrobjdir} does not exist, bailing..."; \
56			exit 1; \
57		fi; \
58		dest=${__usrobjdir}/$$subdir${__usrobjdirpf} ; \
59		if [ -h $$here/${__objdir} ]; then \
60			curtarg=`ls -ld $$here/${__objdir} | awk '{print $$NF}'` ; \
61			if [ "$$curtarg" = "$$dest" ]; then \
62				: ; \
63			else \
64				echo "$$here/${__objdir} -> $$dest"; \
65				rm -rf ${__objdir}; \
66				ln -s $$dest ${__objdir}; \
67			fi; \
68		else \
69			echo "$$here/${__objdir} -> $$dest"; \
70			rm -rf ${__objdir}; \
71			ln -s $$dest ${__objdir}; \
72		fi; \
73		if test ! -d $$dest; then \
74			mkdir -p $$dest; \
75		else \
76			true; \
77		fi; \
78	else \
79		true ; \
80		dest=$$here/${__objdir} ; \
81		if test ! -d ${__objdir} || test -h ${__objdir}; then \
82			echo "making $$dest" ; \
83			rm -f ${__objdir}; \
84			mkdir $$dest; \
85		fi ; \
86	fi;
87.endif
88.endif
89
90print-objdir:
91	@echo ${.OBJDIR}
92