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Annotation of src/share/mk/bsd.kinc.mk, Revision 1.1

1.1     ! cgd         1: #      $NetBSD: bsd.kmod.mk,v 1.26 1998/04/09 00:32:36 tv Exp $
        !             2:
        !             3: # Notes:
        !             4: #      * no obj dir support
        !             5: #      * kernel headers are supposed to exist, i.e. they're not
        !             6: #        expected to be built.
        !             7: #
        !             8: # System configuration variables:
        !             9: #
        !            10: # SYS_INCLUDE  "symlinks": symlinks to include directories are created.
        !            11: #              This may not work 100% properly for all headers.
        !            12: #
        !            13: #              "copies": directories are made, if necessary, and headers
        !            14: #              are installed into them.
        !            15: #
        !            16: # Variables:
        !            17: #
        !            18: # INCSDIR      Directory to install includes into (and/or make, and/or
        !            19: #              symlink, depending on what's going on).
        !            20: #
        !            21: # KDIR         Kernel directory to symlink to, if SYS_INCLUDE is symlinks.
        !            22: #              If unspecified, no action will be taken when making include
        !            23: #              for the directory if SYS_INCLUDE is symlinks.
        !            24: #
        !            25: # INCS         Headers to install, if SYS_INCLUDE is copies.
        !            26: #
        !            27: # SUBDIR       Subdirectories to enter
        !            28: #
        !            29: # SYMLINKS     Symlinks to make (unconditionally), a la bsd.links.mk.
        !            30: #              Note that the original bits will be 'rm -rf'd rather than
        !            31: #              just 'rm -f'd, to make the right thing happen with include
        !            32: #              directories.
        !            33: #
        !            34:
        !            35: .if !target(__initialized__)
        !            36: __initialized__:
        !            37: .if exists(${.CURDIR}/../Makefile.inc)
        !            38: .include "${.CURDIR}/../Makefile.inc"
        !            39: .endif
        !            40: .include <bsd.own.mk>
        !            41: .MAIN:         all
        !            42: .endif
        !            43:
        !            44: # Change SYS_INCLUDE in bsd.own.mk or /etc/mk.conf to "symlinks" if you
        !            45: # don't want copies
        !            46: SYS_INCLUDE?=   copies
        !            47:
        !            48: # If DESTDIR is set, we're probably building a release, so force "copies".
        !            49: .if defined(DESTDIR) && (${DESTDIR} != "/" && !empty(DESTDIR))
        !            50: SYS_INCLUDE=    copies
        !            51: .endif
        !            52:
        !            53:
        !            54: .PHONY:                incinstall
        !            55: includes:      ${INCS} incinstall
        !            56:
        !            57:
        !            58: .if ${SYS_INCLUDE} == "symlinks"
        !            59:
        !            60: # don't install includes, just make symlinks.
        !            61:
        !            62: .if defined(KDIR)
        !            63: SYMLINKS+=     ${KDIR} ${INCSDIR}
        !            64: .endif
        !            65:
        !            66: .else # not symlinks
        !            67:
        !            68: # make sure the directory is OK, and install includes.
        !            69:
        !            70: .PRECIOUS: ${DESTDIR}${INCSDIR}
        !            71: .PHONY: ${DESTDIR}${INCSDIR}
        !            72: ${DESTDIR}${INCSDIR}:
        !            73:        @if [ ! -d ${.TARGET} ] || [ -L ${.TARGET} ] ; then \
        !            74:                echo creating ${.TARGET}; \
        !            75:                /bin/rm -rf ${.TARGET}; \
        !            76:                ${INSTALL} -d -o ${BINOWN} -g ${BINGRP} -m 755 ${.TARGET}; \
        !            77:        fi
        !            78:
        !            79: incinstall:: ${DESTDIR}${INCSDIR}
        !            80:
        !            81: .if defined(INCS)
        !            82: .for I in ${INCS}
        !            83: incinstall:: ${DESTDIR}${INCSDIR}/$I
        !            84:
        !            85: .PRECIOUS: ${DESTDIR}${INCSDIR}/$I
        !            86: .if !defined(UPDATE)
        !            87: .PHONY: ${DESTDIR}${INCSDIR}/$I
        !            88: .endif
        !            89: ${DESTDIR}${INCSDIR}/$I: ${DESTDIR}${INCSDIR} $I
        !            90:        @cmp -s $I ${.TARGET} > /dev/null 2>&1 || \
        !            91:            (echo "${INSTALL} -c -o ${BINOWN} -g ${BINGRP} -m ${NONBINMODE} \
        !            92:                $I ${.TARGET}" && \
        !            93:             ${INSTALL} -c -o ${BINOWN} -g ${BINGRP} -m ${NONBINMODE} \
        !            94:                $I ${.TARGET})
        !            95: .endfor
        !            96: .endif
        !            97:
        !            98: .endif # not symlinks
        !            99:
        !           100: .if defined(SYMLINKS) && !empty(SYMLINKS)
        !           101: incinstall::
        !           102:        @set ${SYMLINKS}; \
        !           103:         while test $$# -ge 2; do \
        !           104:                l=$$1; \
        !           105:                shift; \
        !           106:                t=${DESTDIR}$$1; \
        !           107:                shift; \
        !           108:                echo ".include <bsd.own.mk>"; \
        !           109:                echo "all:: $$t"; \
        !           110:                echo ".PHONY: $$t"; \
        !           111:                echo "$$t:"; \
        !           112:                echo "  @echo \"$$t -> $$l\""; \
        !           113:                echo "  @rm -rf $$t"; \
        !           114:                echo "  @ln -s $$l $$t"; \
        !           115:        done | make -f-
        !           116: .endif
        !           117:
        !           118: .if !target(incinstall)
        !           119: incinstall::
        !           120: .endif
        !           121:
        !           122: .include <bsd.subdir.mk>

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