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archive.mk revision 1.4 
      1 # $NetBSD: archive.mk,v 1.4 2020/08/23 17:34:46 rillig Exp $
      2 #
      3 # Very basic demonstration of handling archives, based on the description
      4 # in PSD.doc/tutorial.ms.
      5 
      6 ARCHIVE=	libprog.${EXT.a}
      7 FILES=		archive.${EXT.mk} modmisc.${EXT.mk} varmisc.mk
      8 
      9 EXT.a=		a
     10 EXT.mk=		mk
     11 
     12 MAKE_CMD=	${.MAKE} -f ${MAKEFILE}
     13 RUN?=		@set -eu;
     14 
     15 all:
     16 	${RUN} ${MAKE_CMD} remove-archive
     17 	${RUN} ${MAKE_CMD} create-archive
     18 	${RUN} ${MAKE_CMD} list-archive
     19 	${RUN} ${MAKE_CMD} list-archive-wildcard
     20 	${RUN} ${MAKE_CMD} depend-on-existing-member
     21 	${RUN} ${MAKE_CMD} depend-on-nonexistent-member
     22 	${RUN} ${MAKE_CMD} remove-archive
     23 
     24 create-archive: ${ARCHIVE}
     25 ${ARCHIVE}: ${ARCHIVE}(${FILES})
     26 	ar cru ${.TARGET} ${.OODATE}
     27 	ranlib ${.TARGET}
     28 
     29 list-archive: ${ARCHIVE}
     30 	ar t ${.ALLSRC}
     31 
     32 # XXX: I had expected that this dependency would select all *.mk files from
     33 # the archive.  Instead, the globbing is done in the current directory.
     34 # To prevent an overly long file list, the pattern is restricted to ar*.mk.
     35 list-archive-wildcard: ${ARCHIVE}(ar*.mk)
     36 	${RUN} printf '%s\n' ${.ALLSRC:O:@member@${.TARGET:Q}': '${member:Q}@}
     37 
     38 depend-on-existing-member: ${ARCHIVE}(archive.mk)
     39 	${RUN} echo $@
     40 
     41 depend-on-nonexistent-member: ${ARCHIVE}(nonexistent.mk)
     42 	${RUN} echo $@
     43 
     44 remove-archive:
     45 	rm -f ${ARCHIVE}
     46