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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"
     10 obj:
     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.
     22 obj:
     23 	@if [ ! -d ${__objdir} ]; then \
     24 		mkdir -p ${__objdir}; \
     25 		if [ ! -d ${__objdir} ]; then \
     26 			mkdir ${__objdir}; exit 1; \
     27 		fi; \
     28 		echo "${__curdir} -> ${__objdir}"; \
     29 	fi
     30 .else
     31 PAWD?=		/bin/pwd
     32 
     33 __objdir=	obj${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 
     50 obj:
     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 
     91 print-objdir:
     92 	@echo ${.OBJDIR}
     93 .endif
     94