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bsd.kmodule.mk revision 1.8 
      1 #	$NetBSD: bsd.kmodule.mk,v 1.8 2008/05/21 03:48:42 jmcneill Exp $
      2 
      3 .include <bsd.init.mk>
      4 .include <bsd.klinks.mk>
      5 .include <bsd.sys.mk>
      6 
      7 ##### Basic targets
      8 clean:		cleankmod
      9 realinstall:	kmodinstall
     10 
     11 KERN=		$S/kern
     12 
     13 CFLAGS+=	-ffreestanding ${COPTS}
     14 CPPFLAGS+=	-nostdinc -I. -I${.CURDIR} -isystem $S -isystem $S/arch
     15 CPPFLAGS+=	-isystem ${S}/../common/include
     16 CPPFLAGS+=	-D_KERNEL -D_LKM -D_MODULE
     17 
     18 # XXX until the kernel is fixed again...
     19 .if ${HAVE_GCC} == 4
     20 CFLAGS+=	-fno-strict-aliasing -Wno-pointer-sign
     21 .endif
     22 
     23 _YKMSRCS=	${SRCS:M*.[ly]:C/\..$/.c/} ${YHEADER:D${SRCS:M*.y:.y=.h}}
     24 DPSRCS+=	${_YKMSRCS}
     25 CLEANFILES+=	${_YKMSRCS}
     26 
     27 .if exists($S/../share/ldscripts/kmodule)
     28 KMODSCRIPT=	$S/../share/ldscripts/kmodule
     29 .else
     30 KMODSCRIPT=	${DESTDIR}/usr/share/ldscripts/kmodule
     31 .endif
     32 
     33 OBJS+=		${SRCS:N*.h:N*.sh:R:S/$/.o/g}
     34 PROG?=		${KMOD}.kmod
     35 
     36 ##### Build rules
     37 realall:	${PROG}
     38 
     39 ${OBJS} ${LOBJS}: ${DPSRCS}
     40 
     41 ${PROG}: ${OBJS} ${DPADD}
     42 	${_MKTARGET_LINK}
     43 	${LD} -T ${KMODSCRIPT} -r -d -o ${.TARGET} ${OBJS}
     44 
     45 ##### Install rules
     46 .if !target(kmodinstall)
     47 .if !defined(KMODULEDIR)
     48 _OSRELEASE!=	${HOST_SH} $S/conf/osrelease.sh
     49 KMODULEDIR=	${DESTDIR}/stand/${MACHINE}/${_OSRELEASE}/modules/${KMOD}
     50 .endif
     51 _PROG:=		${KMODULEDIR}/${PROG} # installed path
     52 
     53 .if ${MKUPDATE} == "no"
     54 ${_PROG}! ${PROG}					# install rule
     55 .if !defined(BUILD) && !make(all) && !make(${PROG})
     56 ${_PROG}!	.MADE					# no build at install
     57 .endif
     58 .else
     59 ${_PROG}: ${PROG}					# install rule
     60 .if !defined(BUILD) && !make(all) && !make(${PROG})
     61 ${_PROG}:	.MADE					# no build at install
     62 .endif
     63 .endif
     64 	${_MKTARGET_INSTALL}
     65 	${INSTALL_DIR} ${KMODULEDIR}
     66 	${INSTALL_FILE} -o ${KMODOWN} -g ${KMODGRP} -m ${KMODMODE} \
     67 		${.ALLSRC} ${.TARGET}
     68 
     69 kmodinstall::	${_PROG}
     70 .PHONY:		kmodinstall
     71 .PRECIOUS:	${_PROG}				# keep if install fails
     72 
     73 .undef _PROG
     74 .endif # !target(kmodinstall)
     75 
     76 ##### Clean rules
     77 cleankmod: .PHONY
     78 	rm -f a.out [Ee]rrs mklog core *.core \
     79 		${PROG} ${OBJS} ${LOBJS} ${CLEANFILES}
     80 
     81 ##### Custom rules
     82 lint: ${LOBJS}
     83 .if defined(LOBJS) && !empty(LOBJS)
     84 	${LINT} ${LINTFLAGS} ${LDFLAGS:C/-L[  ]*/-L/Wg:M-L*} ${LOBJS} ${LDADD}
     85 .endif
     86 
     87 ##### Pull in related .mk logic
     88 .include <bsd.man.mk>
     89 .include <bsd.links.mk>
     90 .include <bsd.dep.mk>
     91 
     92 .-include "$S/arch/${MACHINE_CPU}/include/Makefile.inc"
     93 .-include "$S/arch/${MACHINE}/include/Makefile.inc"
     94