bsd.obj.mk revision 1.35 
1#	$NetBSD: bsd.obj.mk,v 1.35 2001/11/14 22:29:23 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 [ ! -d ${__objdir} ]; then \
24		mkdir -p ${__objdir}; \
25		if [ ! -d ${__objdir} ]; then \
26			mkdir ${__objdir}; exit 1; \
27		fi; \
28		echo "${__curdir} -> ${__objdir}"; \
29	fi
30.else
31PAWD?=		/bin/pwd
32
33__objdir=	obj${OBJMACHINE:D.${MACHINE}}
34
35__usrobjdir=	${BSDOBJDIR}${USR_OBJMACHINE:D.${MACHINE}}
36__usrobjdirpf=	${USR_OBJMACHINE:U${OBJMACHINE:D.${MACHINE}}}
37
38.if defined(OBJHOSTMACHINE) && (${MKHOSTOBJ:Uno} != "no")
39# In case .CURDIR has been twiddled by a .mk file and is now relative,
40# make it absolute again.
41.if ${__curdir:M/*} == ""
42__curdir!=	cd ${__curdir} && ${PAWD}
43.endif
44
45__objdir:=	${__objdir}.${HOST_OSTYPE}
46__usrobjdirpf:=	${__usrobjdirpf}.${HOST_OSTYPE}
47.OBJDIR:	${__objdir}
48.endif
49
50obj:
51	@cd ${__curdir}; \
52	here=`${PAWD}`/; subdir=$${here#${BSDSRCDIR}/}; \
53	if [ "$$here" != "$$subdir" ]; then \
54		if [ ! -d ${__usrobjdir} ]; then \
55			echo "BSDOBJDIR ${__usrobjdir} does not exist, bailing..."; \
56			exit 1; \
57		fi; \
58		subdir=$${subdir%/}; \
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 [ ! -d $$dest ]; then \
75			mkdir -p $$dest; \
76		else \
77			true; \
78		fi; \
79	else \
80		true ; \
81		dest=$${here}${__objdir} ; \
82		if [ ! -d ${__objdir} ] || [ -h ${__objdir} ]; then \
83			echo "making $$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