share/mk/bsd.obj.mk

   1 #       $NetBSD: bsd.obj.mk,v 1.49 2010/01/25 00:43:00 christos Exp $
   2
   3 .if !defined(_BSD_OBJ_MK_)
   4 _BSD_OBJ_MK_=1
   5
   6 .include <bsd.own.mk>
   7
   8 __curdir:=      ${.CURDIR}
   9
  10 .if ${MKOBJ} == "no"
  11 obj:
  12 .else
  13 .if defined(MAKEOBJDIRPREFIX) || defined(MAKEOBJDIR)
  14 .if defined(MAKEOBJDIRPREFIX)
  15 __objdir:= ${MAKEOBJDIRPREFIX}${__curdir}
  16 .else
  17 __objdir:= ${MAKEOBJDIR}
  18 .endif
  19 # MAKEOBJDIR and MAKEOBJDIRPREFIX are env variables supported
  20 # by make(1).  We simply mkdir -p the specified path.
  21 # If that fails - we do a mkdir to get the appropriate error message
  22 # before bailing out.
  23 obj:
  24 .if defined(MAKEOBJDIRPREFIX)
  25         @if [ ! -d ${MAKEOBJDIRPREFIX} ]; then \
  26                 echo "MAKEOBJDIRPREFIX ${MAKEOBJDIRPREFIX} does not exist, bailing..."; \
  27                 exit 1; \
  28         fi;
  29 .endif
  30         @if [ ! -d ${__objdir} ]; then \
  31                 mkdir -p ${__objdir}; \
  32                 if [ ! -d ${__objdir} ]; then \
  33                         mkdir ${__objdir}; exit 1; \
  34                 fi; \
  35                 ${_MKSHMSG} " objdir  ${__objdir}"; \
  36         fi
  37 .else
  38 PAWD?=          /bin/pwd
  39
  40 __objdir=       obj${OBJMACHINE:D.${MACHINE}}
  41
  42 __usrobjdir=    ${BSDOBJDIR}${USR_OBJMACHINE:D.${MACHINE}}
  43 __usrobjdirpf=  ${USR_OBJMACHINE:D:U${OBJMACHINE:D.${MACHINE}}}
  44
  45 .if defined(BUILDID)
  46 __objdir:=      ${__objdir}.${BUILDID}
  47 __usrobjdirpf:= ${__usrobjdirpf}.${BUILDID}
  48 __need_objdir_target=yes
  49 .endif
  50
  51 .if defined(OBJHOSTMACHINE) && (${MKHOSTOBJ:Uno} != "no")
  52 # In case .CURDIR has been twiddled by a .mk file and is now relative,
  53 # make it absolute again.
  54 .if ${__curdir:M/*} == ""
  55 __curdir!=      cd "${__curdir}" && ${PAWD}
  56 .endif
  57
  58 __objdir:=      ${__objdir}.${HOST_OSTYPE}
  59 __usrobjdirpf:= ${__usrobjdirpf}.${HOST_OSTYPE}
  60 __need_objdir_target=yes
  61 .endif
  62
  63 .if defined(__need_objdir_target)
  64 # Get make to change its internal definition of .OBJDIR
  65 .OBJDIR:        ${__objdir}
  66 .endif
  67
  68 obj:
  69         @cd "${__curdir}"; \
  70         here=`${PAWD}`/; subdir=$${here#${BSDSRCDIR}/}; \
  71         if [ "$$here" != "$$subdir" ]; then \
  72                 if [ ! -d ${__usrobjdir} ]; then \
  73                         echo "BSDOBJDIR ${__usrobjdir} does not exist, bailing..."; \
  74                         exit 1; \
  75                 fi; \
  76                 subdir=$${subdir%/}; \
  77                 dest=${__usrobjdir}/$$subdir${__usrobjdirpf}; \
  78                 if  [ -x ${TOOL_STAT} ] && \
  79                     ttarg=`${TOOL_STAT} -qf '%Y' $${here}${__objdir}` && \
  80                     [ "$$dest" = "$$ttarg" ]; then \
  81                         : ; \
  82                 else \
  83                         ${_MKSHMSG} " objdir  $$dest"; \
  84                         rm -rf ${__objdir}; \
  85                         ln -s $$dest ${__objdir}; \
  86                 fi; \
  87                 if [ ! -d $$dest ]; then \
  88                         mkdir -p $$dest; \
  89                 else \
  90                         true; \
  91                 fi; \
  92         else \
  93                 true ; \
  94                 dest=$${here}${__objdir} ; \
  95                 if [ ! -d ${__objdir} ] || [ -h ${__objdir} ]; then \
  96                         ${_MKSHMSG} " objdir  $$dest"; \
  97                         rm -f ${__objdir}; \
  98                         mkdir $$dest; \
  99                 fi ; \
 100         fi;
 101 .endif
 102 .endif
 103
 104 print-objdir:
 105         @echo ${.OBJDIR}
 106
 107 .include <bsd.sys.mk>
 108
 109 .endif  # !defined(_BSD_OBJ_MK_)