bsd.obj.mk revision 1.29 
1#	$NetBSD: bsd.obj.mk,v 1.29 2001/10/31 01:46:42 tv Exp $
2
3.if !target(__initialized_obj__)
4__initialized_obj__:
5.include <bsd.own.mk>
6
7__curdir:=	${.CURDIR}
8
9.if ${MKOBJ} == "no"
10obj:
11.else
12.if defined(MAKEOBJDIRPREFIX) || defined(MAKEOBJDIR)
13.if defined(MAKEOBJDIRPREFIX)
14__objdir:= ${MAKEOBJDIRPREFIX}${.CURDIR}
15.else
16__objdir:= ${MAKEOBJDIR}
17.endif
18# MAKEOBJDIR and MAKEOBJDIRPREFIX are env variables supported
19# by make(1).  We simply mkdir -p the specified path.
20# If that fails - we do a mkdir to get the appropriate error message
21# before bailing out.
22obj:
23	@if test ! -d ${__objdir}; then \
24		mkdir -p ${__objdir}; \
25		if test ! -d ${__objdir}; then \
26			mkdir ${__objdir}; exit 1; \
27		fi; \
28		echo "${__curdir} -> ${__objdir}"; \
29	fi
30.else
31.if defined(OBJMACHINE)
32__objdir=	obj.${MACHINE}
33.else
34__objdir=	obj
35.endif
36
37.if defined(USR_OBJMACHINE)
38__usrobjdir=	${BSDOBJDIR}.${MACHINE}
39__usrobjdirpf=	
40.else
41__usrobjdir=	${BSDOBJDIR}
42.if defined(OBJMACHINE)
43__usrobjdirpf=	.${MACHINE}
44.else
45__usrobjdirpf=
46.endif
47.endif
48
49PAWD?=		/bin/pwd
50
51obj:
52	@cd ${__curdir}; \
53	here=`${PAWD}`; subdir=$${here#${BSDSRCDIR}/}; \
54	if test $$here != $$subdir ; then \
55		if test ! -d ${__usrobjdir}; then \
56			echo "BSDOBJDIR ${__usrobjdir} does not exist, bailing..."; \
57			exit 1; \
58		fi; \
59		dest=${__usrobjdir}/$$subdir${__usrobjdirpf} ; \
60		if [ -h $$here/${__objdir} ]; then \
61			curtarg=`ls -ld $$here/${__objdir} | awk '{print $$NF}'` ; \
62			if [ "$$curtarg" = "$$dest" ]; then \
63				: ; \
64			else \
65				echo "$$here/${__objdir} -> $$dest"; \
66				rm -rf ${__objdir}; \
67				ln -s $$dest ${__objdir}; \
68			fi; \
69		else \
70			echo "$$here/${__objdir} -> $$dest"; \
71			rm -rf ${__objdir}; \
72			ln -s $$dest ${__objdir}; \
73		fi; \
74		if test ! -d $$dest; then \
75			mkdir -p $$dest; \
76		else \
77			true; \
78		fi; \
79	else \
80		true ; \
81		dest=$$here/${__objdir} ; \
82		if test ! -d ${__objdir} || test -h ${__objdir}; then \
83			echo "making $$dest" ; \
84			rm -f ${__objdir}; \
85			mkdir $$dest; \
86		fi ; \
87	fi;
88.endif
89.endif
90
91print-objdir:
92	@echo ${.OBJDIR}
93.endif
94