125e8ffd27
and does work proper only if set as enviroment variable, not as global or command line variable.
100 lines
2.2 KiB
Makefile
100 lines
2.2 KiB
Makefile
# $Id: bsd.obj.mk,v 1.3 1996/04/22 23:31:39 wosch Exp $
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#
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# The include file <bsd.obj.mk> handles creating 'obj' directory
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# and cleaning up object files, log files etc.
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#
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#
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# +++ variables +++
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#
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# BSDSRCDIR The real path to the system sources, so that 'make obj'
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# will work correctly. [/usr/src]
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#
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# BSDOBJDIR The real path to the system 'obj' tree, so that 'make obj'
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# will work correctly. [/usr/obj]
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#
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# CLEANFILES Additional files to remove for the clean and cleandir targets.
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#
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# MAKEOBJDIR A file name to the directory where the targets
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# are built. Note: MAKEOBJDIR is an *enviroment* variable
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# and does work proper only if set as enviroment variable,
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# not as global or command line variable! [obj]
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#
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# E.g. use `env MAKEOBJDIR=obj-amd make'
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#
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# NOOBJ Do not create 'obj' directory if defined. [not set]
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#
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# NOOBJLINK Create 'obj' directory in current directory instead
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# a symbolic link to the 'obj' tree if defined. [not set]
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#
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#
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# +++ targets +++
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#
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# clean:
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# remove a.out Errs errs mklog ${CLEANFILES}
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#
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# cleandir:
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# remove all of the files removed by the target clean,
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# cleandepend (see bsd.dep.mk) and 'obj' directory.
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#
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# obj:
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# create 'obj' directory.
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#
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.if defined(MAKEOBJDIR) && !empty(MAKEOBJDIR)
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__objdir = ${MAKEOBJDIR}
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.else
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.if defined(MACHINE) && !empty(MACHINE)
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__objdir = obj # obj.${MACHINE}
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.else
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__objdir = obj
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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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obj: _SUBDIRUSE cleanobj
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.if defined(NOOBJLINK)
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mkdir ${.CURDIR}/${__objdir}
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.else
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@if test -d ${BSDOBJDIR}; then \
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cd ${.CURDIR}; here=${.CURDIR}; \
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dest=${BSDOBJDIR}`echo $$here | \
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sed "s,^${BSDSRCDIR},,"`/${__objdir}; \
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${ECHO} "$$here/${__objdir} -> $$dest"; \
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ln -s $$dest ${__objdir}; \
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if test ! -d $$dest; then \
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mkdir -p $$dest; \
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fi; \
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else \
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${ECHO} "obj tree \"${BSDOBJDIR}\" does not exist."; \
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fi
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.endif
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.endif
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.endif
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#
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# cleanup
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#
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cleanobj:
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rm -f -r ${.CURDIR}/${__objdir}
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cleanfiles:
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rm -f a.out Errs errs mklog ${CLEANFILES}
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# see bsd.dep.mk
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.if !target(cleandepend)
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cleandepend:
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.endif
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.if !target(clean)
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clean: _SUBDIRUSE cleanfiles
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.endif
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cleandir: _SUBDIRUSE cleanfiles cleandepend cleanobj
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