sys/conf/kern.fwd.mk

   1 # $DragonFly: src/sys/conf/kern.fwd.mk,v 1.2 2006/11/19 14:36:53 sephe Exp $
   2
   3 # Create forwarding headers for ${SYSDIR}/cpu/${MACHINE_ARCH}/*.h in
   4 # ${_MACHINE_FWD}/include/machine and share the directory among module build
   5 # directories.
   6 # Define _MACHINE_FWD before inclusion of this file.
   7 .if !defined(_MACHINE_FWD)
   8 .error you must define _MACHINE_FWD in which to generate forwarding headers.
   9 .endif
  10
  11 _cpu_hdrs!=     echo ${SYSDIR}/cpu/${MACHINE_ARCH}/include/*.h
  12 _FWDHDRS=
  13 .for _h in ${_cpu_hdrs}
  14 _fwd:=  ${_MACHINE_FWD}/include/machine/${_h:T}
  15 _FWDHDRS:=      ${_FWDHDRS} ${_fwd}
  16 ${_fwd}: ${_h}
  17 .endfor
  18 ${_MACHINE_FWD} ${_MACHINE_FWD}/include/machine:
  19         @mkdir -p ${.TARGET}
  20
  21 forwarding-headers: ${_MACHINE_FWD}/include/machine ${_FWDHDRS}
  22         @touch ${_MACHINE_FWD}/.done
  23
  24 ${_FWDHDRS}:
  25         @(echo "creating forwarding header ${.TARGET}" 1>&2; \
  26         echo "/*" ; \
  27         echo " * CONFIG-GENERATED FILE, DO NOT EDIT" ; \
  28         echo " */" ; \
  29         echo ; \
  30         echo "#ifndef _MACHINE_${.TARGET:T:S/./_/g:U:R}_" ; \
  31         echo "#define _MACHINE_${.TARGET:T:S/./_/g:U:R}_" ; \
  32         echo "#include <cpu/${.TARGET:T}>" ; \
  33         echo "#endif" ; \
  34         echo) > ${.TARGET}