bsd.obj.mk revision 1.28 
1#	$NetBSD: bsd.obj.mk,v 1.28 2001/08/14 09:30:48 tv Exp $
2
3.if !target(__initialized_obj__)
4__initialized_obj__:
5.include <bsd.own.mk>
6
7.if ${MKOBJ} == "no"
8obj:
9.else
10.if defined(MAKEOBJDIRPREFIX) || defined(MAKEOBJDIR)
11.if defined(MAKEOBJDIRPREFIX)
12__objdir:= ${MAKEOBJDIRPREFIX}${.CURDIR}
13.else
14__objdir:= ${MAKEOBJDIR}
15.endif
16# MAKEOBJDIR and MAKEOBJDIRPREFIX are env variables supported
17# by make(1).  We simply mkdir -p the specified path.
18# If that fails - we do a mkdir to get the appropriate error message
19# before bailing out.
20obj:
21	@if test ! -d ${__objdir}; then \
22		mkdir -p ${__objdir}; \
23		if test ! -d ${__objdir}; then \
24			mkdir ${__objdir}; exit 1; \
25		fi; \
26		echo "${.CURDIR} -> ${__objdir}"; \
27	fi
28.else
29.if defined(OBJMACHINE)
30__objdir=	obj.${MACHINE}
31.else
32__objdir=	obj
33.endif
34
35.if defined(USR_OBJMACHINE)
36__usrobjdir=	${BSDOBJDIR}.${MACHINE}
37__usrobjdirpf=	
38.else
39__usrobjdir=	${BSDOBJDIR}
40.if defined(OBJMACHINE)
41__usrobjdirpf=	.${MACHINE}
42.else
43__usrobjdirpf=
44.endif
45.endif
46
47PAWD?=		/bin/pwd
48__curdir:=	${.CURDIR}
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.endif
93