Home | History | Annotate | Line # | Download | only in mk
bsd.obj.mk revision 1.32 
      1 #	$NetBSD: bsd.obj.mk,v 1.32 2001/11/11 23:19:14 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 .if defined(USR_OBJMACHINE)
     36 __usrobjdir=	${BSDOBJDIR}.${MACHINE}
     37 __usrobjdirpf=	
     38 .else
     39 __usrobjdir=	${BSDOBJDIR}
     40 __usrobjdirpf=	${OBJMACHINE:D.${MACHINE}}
     41 .endif
     42 
     43 .if defined(OBJMACHINE) && defined(OBJHOSTMACHINE)
     44 # In case .CURDIR has been twiddled by a .mk file and is now relative,
     45 # make it absolute again.
     46 .if ${.CURDIR:M/*} == ""
     47 .CURDIR!=	${PAWD}
     48 .endif
     49 
     50 __objdir:=	${__objdir}.${HOST_OSTYPE}
     51 __usrobjdirpf:=	${__usrobjdirpf}.${HOST_OSTYPE}
     52 .OBJDIR:	${__objdir}
     53 .endif
     54 
     55 obj:
     56 	@cd ${__curdir}; \
     57 	here=`${PAWD}`/; subdir=$${here#${BSDSRCDIR}/}; \
     58 	if [ "$$here" != "$$subdir" ]; then \
     59 		if [ ! -d ${__usrobjdir} ]; then \
     60 			echo "BSDOBJDIR ${__usrobjdir} does not exist, bailing..."; \
     61 			exit 1; \
     62 		fi; \
     63 		subdir=$${subdir%/}; \
     64 		dest=${__usrobjdir}/$$subdir${__usrobjdirpf}; \
     65 		if [ -h $${here}${__objdir} ]; then \
     66 			curtarg=`ls -ld $${here}${__objdir} | awk '{print $$NF}'` ; \
     67 			if [ "$$curtarg" = "$$dest" ]; then \
     68 				: ; \
     69 			else \
     70 				echo "$${here}${__objdir} -> $$dest"; \
     71 				rm -rf ${__objdir}; \
     72 				ln -s $$dest ${__objdir}; \
     73 			fi; \
     74 		else \
     75 			echo "$${here}${__objdir} -> $$dest"; \
     76 			rm -rf ${__objdir}; \
     77 			ln -s $$dest ${__objdir}; \
     78 		fi; \
     79 		if [ ! -d $$dest ]; then \
     80 			mkdir -p $$dest; \
     81 		else \
     82 			true; \
     83 		fi; \
     84 	else \
     85 		true ; \
     86 		dest=$${here}${__objdir} ; \
     87 		if [ ! -d ${__objdir} ] || [ -h ${__objdir} ]; then \
     88 			echo "making $$dest" ; \
     89 			rm -f ${__objdir}; \
     90 			mkdir $$dest; \
     91 		fi ; \
     92 	fi;
     93 .endif
     94 .endif
     95 
     96 print-objdir:
     97 	@echo ${.OBJDIR}
     98 .endif
     99