4c126f13e8
use the default without losing any (currently unused) features. (CLEANDIRS is only used by for libgmp and libmp via bsd.lib.mk, and only documented everywhere it is supported except of course where it is actually used.)
153 lines
3.8 KiB
Makefile
153 lines
3.8 KiB
Makefile
# $Id: bsd.obj.mk,v 1.21 1997/12/19 18:48:45 bde Exp $
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#
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# The include file <bsd.obj.mk> handles creating the 'obj' directory
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# and cleaning up object files, etc.
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#
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#
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# +++ variables +++
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#
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# CLEANDIRS Additional directories to remove for the clean target.
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#
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# CLEANFILES Additional files to remove for the clean target.
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#
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# MAKEOBJDIR A pathname for the directory where the targets
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# are built. Note: MAKEOBJDIR is an *enviroment* variable
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# and works properly only if set as an enviroment variable,
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# not as a global or command line variable!
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#
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# E.g. use `env MAKEOBJDIR=temp-obj make'
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#
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# MAKEOBJDIRPREFIX Specifies somewhere other than /usr/obj to root the object
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# tree. Note: MAKEOBJDIRPREFIX is an *enviroment* variable
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# and works properly only if set as an enviroment variable,
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# not as a global or command line variable!
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#
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# E.g. use `env MAKEOBJDIRPREFIX=/somewhere/obj make'
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#
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# NOOBJ Do not create object directories. This should not be set
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# if anything is built.
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#
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# OBJLINK Create a symbolic link from ${.CURDIR}/obj to
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# ${CANONICALOBJDIR}. Note: this BREAKS the read-only source
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# tree rule!
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#
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# +++ targets +++
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#
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# clean:
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# remove ${CLEANFILES}; remove ${CLEANDIRS} and all contents.
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#
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# cleandir:
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# remove the build directory (and all its contents) created by obj
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#
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# obj:
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# create build directory.
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#
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.if defined(MAKEOBJDIRPREFIX)
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CANONICALOBJDIR:=${MAKEOBJDIRPREFIX}${.CURDIR}
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.else
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CANONICALOBJDIR:=/usr/obj${.CURDIR}
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.endif
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#
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# Warn of unorthodox object directory
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#
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objwarn:
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.if !defined(NOOBJ) && ${.OBJDIR} != ${CANONICALOBJDIR}
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.if ${.OBJDIR} == ${.CURDIR}
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@${ECHO} "Warning: Object directory not changed from original ${.CURDIR}"
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.elif !defined(MAKEOBJDIR) && !defined(MAKEOBJDIRPREFIX) && !defined(OBJLINK)
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@${ECHO} "Warning: Using ${.OBJDIR} as object directory instead of\
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canonical ${CANONICALOBJDIR}"
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.endif
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.endif
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.if !target(obj)
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.if defined(NOOBJ)
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obj:
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.else
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.if !defined(OBJLINK)
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obj: _SUBDIR
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@if ! test -d ${CANONICALOBJDIR}/; then \
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mkdir -p ${CANONICALOBJDIR}; \
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if ! test -d ${CANONICALOBJDIR}/; then \
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${ECHO} "Unable to create ${CANONICALOBJDIR}."; \
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exit 1; \
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fi; \
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${ECHO} "${CANONICALOBJDIR} created for ${.CURDIR}"; \
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fi
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.else
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obj: _SUBDIR
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@if ! test -d ${CANONICALOBJDIR}/; then \
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mkdir -p ${CANONICALOBJDIR}; \
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if ! test -d ${CANONICALOBJDIR}/; then \
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${ECHO} "Unable to create ${CANONICALOBJDIR}."; \
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exit 1; \
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fi; \
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rm -f ${.CURDIR}/obj; \
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ln -s ${CANONICALOBJDIR} ${.CURDIR}/obj; \
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${ECHO} "${.CURDIR} -> ${CANONICALOBJDIR}"; \
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fi
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.endif
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.endif
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.endif
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.if !target(objlink)
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objlink: _SUBDIR
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@if test -d ${CANONICALOBJDIR}/; then \
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rm -f ${.CURDIR}/obj; \
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ln -s ${CANONICALOBJDIR} ${.CURDIR}/obj; \
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else \
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echo "No ${CANONICALOBJDIR} to link to - do a make obj."; \
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fi
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.endif
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#
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# where would that obj directory be?
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#
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.if !target(whereobj)
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whereobj:
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@cd ${.CURDIR}; ${MAKE} -V .OBJDIR
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.endif
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cleanobj:
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@if [ -d ${CANONICALOBJDIR}/ ]; then \
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rm -rf ${CANONICALOBJDIR}; \
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else \
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cd ${.CURDIR} && ${MAKE} clean cleandepend; \
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fi
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@if [ -h ${.CURDIR}/obj ]; then rm -f ${.CURDIR}/obj; fi
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.if !target(clean)
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clean: _SUBDIR
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.if defined(CLEANFILES) && !empty(CLEANFILES)
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rm -f ${CLEANFILES}
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.endif
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.if defined(CLEANDIRS) && !empty(CLEANDIRS)
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rm -rf ${CLEANDIRS}
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.endif
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.endif
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.if !target(checkdpadd)
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checkdpadd: _SUBDIR
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.if (defined(DPADD) || defined(LDADD))
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checkdpadd:
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.if ${BINFORMAT} != aout
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@if [ "${DPADD:S;^/usr/lib/lib;-l;S;.a$;;}" != "${LDADD}" ] ; then \
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echo ${.CURDIR} ; \
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echo "DPADD -> " ${DPADD:S;^/usr/lib/lib;-l;S;.a$;;} ; \
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echo "LDADD = " ${LDADD} ; \
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fi
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.else
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@dpadd=`echo \`ld -Bstatic -f ${LDDESTDIR} ${LDADD}\`` ; \
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if [ "$$dpadd" != "${DPADD}" ] ; then \
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echo ${.CURDIR} ; \
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echo "LDADD -> " $$dpadd ; \
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echo "DPADD = " ${DPADD} ; \
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fi
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.endif
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.endif
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.endif
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cleandir: cleanobj _SUBDIR
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