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# $Id: obj.mk,v 1.15 2012/11/11 22:37:02 sjg Exp $
#
# @(#) Copyright (c) 1999-2010, Simon J. Gerraty
#
# This file is provided in the hope that it will
# be of use. There is absolutely NO WARRANTY.
# Permission to copy, redistribute or otherwise
# use this file is hereby granted provided that
# the above copyright notice and this notice are
# left intact.
#
# Please send copies of changes and bug-fixes to:
# sjg@crufty.net
#
.if !target(__${.PARSEFILE:S,bsd.,,}__)
__${.PARSEFILE:S,bsd.,,}__:
.include <init.mk>
ECHO_TRACE ?= echo
.if ${MK_OBJDIRS} == "no"
obj:
objlink:
objwarn:
.else
# this has to match how make behaves
.if defined(MAKEOBJDIRPREFIX) || defined(MAKEOBJDIR)
.if defined(MAKEOBJDIRPREFIX)
__objdir:= ${MAKEOBJDIRPREFIX}${.CURDIR}
.else
__objdir:= ${MAKEOBJDIR}
.endif
.else
__objdir= ${__objlink}
.endif
.if defined(OBJMACHINE)
__objlink= obj.${MACHINE}
.else
__objlink= obj
.endif
.if ${MK_AUTO_OBJ} == "yes"
.-include "auto.obj.mk"
.endif
.NOPATH: ${__objdir}
.PHONY: obj
obj: _SUBDIRUSE
@if test ! -d ${__objdir}/.; then \
mkdir -p ${__objdir}; \
if test ! -d ${__objdir}; then \
mkdir ${__objdir}; exit 1; \
fi; \
${ECHO_TRACE} "[Creating objdir ${__objdir}...]" >&2; \
fi
.if !target(_SUBDIRUSE)
# this just allows us to be included by ourselves
_SUBDIRUSE:
.endif
# so we can interact with freebsd makefiles
.if !target(objwarn)
objwarn:
.if ${.OBJDIR} == ${.CURDIR}
@echo "Warning Object directory is ${.CURDIR}"
.elif ${.OBJDIR} != ${__objdir}
@echo "Warning Object directory is ${.OBJDIR} vs. ${__objdir}"
.endif
.endif
.if !target(objlink)
objlink:
.if ${__objdir:T} != ${__objlink}
@if test -d ${__objdir}/.; then \
${RM} -f ${.CURDIR}/${__objlink}; \
${LN} -s ${__objdir} ${.CURDIR}/${__objlink}; \
echo "${__objlink} -> ${__objdir}"; \
else \
echo "No ${__objdir} to link to - do a 'make obj'"; \
fi
.endif
.endif
.endif
_CURDIR?= ${.CURDIR}
_OBJDIR?= ${.OBJDIR}
.if !target(print-objdir)
print-objdir:
@echo ${_OBJDIR}
.endif
.if !target(whereobj)
whereobj:
@echo ${_OBJDIR}
.endif
.if !target(destroy)
.if ${.CURDIR} != ${.OBJDIR}
destroy:
(cd ${_CURDIR} && rm -rf ${_OBJDIR})
.else
destroy: clean
.endif
.endif
.endif
|
