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# Part of unified Makefile for building kenrels. This includes all
# the definitions that need to be included after all the % directives,
# except %RULES and things that act like they are part of %RULES
#
# Most make variables should not be defined in this file. Instead, they
# should be defined in the kern.pre.mk so that port makefiles can
# override or augment them.
#
# $FreeBSD$
#
# XXX why are only some phony targets marked phony?
.PHONY: all modules
clean: kernel-clean
cleandepend: kernel-cleandepend
cleandir:
clobber: kernel-clobber
depend: kernel-depend
install: kernel-install
reinstall: kernel-reinstall
tags: kernel-tags
.if !defined(DEBUG)
FULLKERNEL= ${KERNEL_KO}
.else
FULLKERNEL= ${KERNEL_KO}.debug
${KERNEL_KO}: ${FULLKERNEL}
${OBJCOPY} --strip-debug ${FULLKERNEL} ${KERNEL_KO}
install.debug reinstall.debug:
cd ${.CURDIR}; ${MAKE} -DINSTALL_DEBUG ${.TARGET:R}
.endif
${FULLKERNEL}: ${SYSTEM_DEP} vers.o
@rm -f ${.TARGET}
@echo linking ${.TARGET}
${SYSTEM_LD}
${SYSTEM_LD_TAIL}
.if !exists(.depend)
${SYSTEM_OBJS}: vnode_if.h ${BEFORE_DEPEND:M*.h} ${MFILES:T:S/.m$/.h/}
.endif
.for mfile in ${MFILES}
${mfile:T:S/.m$/.h/}: ${mfile}
${AWK} -f $S/tools/makeobjops.awk ${mfile} -h
.endfor
kernel-clean:
rm -f *.o *.so *.So *.ko *.s eddep errs \
${FULLKERNEL} ${KERNEL_KO} linterrs makelinks \
setdef[01].c setdefs.h tags \
vers.c vnode_if.c vnode_if.h \
${MFILES:T:S/.m$/.c/} ${MFILES:T:S/.m$/.h/} \
${CLEAN}
kernel-clobber:
find . -type f ! -name version -delete
lint: ${CFILES}
${LINT} ${LINTKERNFLAGS} ${CFLAGS:M-[DILU]*} ${.ALLSRC}
# This is a hack. BFD "optimizes" away dynamic mode if there are no
# dynamic references. We could probably do a '-Bforcedynamic' mode like
# in the a.out ld. For now, this works.
HACK_EXTRA_FLAGS?= -shared
hack.So: Makefile
touch hack.c
${CC} ${FMT} ${HACK_EXTRA_FLAGS} -nostdlib hack.c -o hack.So
rm -f hack.c
# this rule stops ./assym.s in .depend from causing problems
./assym.s: assym.s
assym.s: $S/kern/genassym.sh genassym.o
NM=${NM} OBJFORMAT=elf sh $S/kern/genassym.sh genassym.o > ${.TARGET}
# XXX used to force -elf after CFLAGS to work around breakage of cc -aout
# (genassym.sh makes some assumptions and cc stopped satisfying them).
genassym.o: $S/$M/$M/genassym.c
${CC} -c ${CFLAGS:N-fno-common} $S/$M/$M/genassym.c
${SYSTEM_OBJS} genassym.o vers.o: opt_global.h
kernel-depend:
.if defined(EXTRA_KERNELDEP)
${EXTRA_KERNELDEP}
.endif
rm -f .olddep
if [ -f .depend ]; then mv .depend .olddep; fi
${MAKE} _kernel-depend
# The argument list can be very long, use make -V and xargs to
# pass it to mkdep.
_kernel-depend: assym.s vnode_if.h ${BEFORE_DEPEND} \
${CFILES} ${SYSTEM_CFILES} ${GEN_CFILES} ${SFILES} \
${SYSTEM_SFILES} ${MFILES:T:S/.m$/.h/}
if [ -f .olddep ]; then mv .olddep .depend; fi
rm -f .newdep
${MAKE} -V CFILES -V SYSTEM_CFILES -V GEN_CFILES | xargs \
env MKDEP_CPP="${CC} -E" CC="${CC}" mkdep -a -f .newdep ${CFLAGS}
${MAKE} -V SFILES -V SYSTEM_SFILES | xargs \
env MKDEP_CPP="${CC} -E" mkdep -a -f .newdep ${ASM_CFLAGS}
rm -f .depend
mv .newdep .depend
kernel-cleandepend:
rm -f .depend
links:
egrep '#if' ${CFILES} | sed -f $S/conf/defines | \
sed -e 's/:.*//' -e 's/\.c/.o/' | sort -u > dontlink
${MAKE} -V CFILES | tr -s ' ' '\12' | sed 's/\.c/.o/' | \
sort -u | comm -23 - dontlink | \
sed 's,../.*/\(.*.o\),rm -f \1;ln -s ../GENERIC/\1 \1,' > makelinks
sh makelinks; rm -f dontlink
kernel-tags:
@[ -f .depend ] || { echo "you must make depend first"; exit 1; }
sh $S/conf/systags.sh
rm -f tags1
sed -e 's, ../, ,' tags > tags1
kernel-install:
.if exists(${DESTDIR}/boot)
@if [ ! -f ${DESTDIR}/boot/device.hints ] ; then \
echo "You must set up a ${DESTDIR}/boot/device.hints file first." ; \
exit 1 ; \
fi
@if [ x"`grep device.hints ${DESTDIR}/boot/defaults/loader.conf ${DESTDIR}/boot/loader.conf`" = "x" ]; then \
echo "You must activate /boot/device.hints in loader.conf." ; \
exit 1 ; \
fi
.endif
@if [ ! -f ${FULLKERNEL} ] ; then \
echo "You must build a kernel first." ; \
exit 1 ; \
fi
.if exists(${DESTDIR}${KODIR})
-thiskernel=`sysctl -n kern.bootfile` ; \
if [ "$$thiskernel" = ${DESTDIR}${KODIR}.old/${KERNEL_KO} ] ; then \
chflags -R noschg ${DESTDIR}${KODIR} ; \
rm -rf ${DESTDIR}${KODIR} ; \
else \
if [ -d ${DESTDIR}${KODIR}.old ] ; then \
chflags -R noschg ${DESTDIR}${KODIR}.old ; \
rm -rf ${DESTDIR}${KODIR}.old ; \
fi ; \
mv ${DESTDIR}${KODIR} ${DESTDIR}${KODIR}.old ; \
if [ "$$thiskernel" = ${DESTDIR}${KODIR}/${KERNEL_KO} ] ; then \
sysctl kern.bootfile=${DESTDIR}${KODIR}.old/${KERNEL_KO} ; \
fi; \
fi
.endif
mkdir -p ${DESTDIR}${KODIR}
.if defined(DEBUG) && defined(INSTALL_DEBUG)
${INSTALL} -m 555 -o root -g wheel ${FULLKERNEL} ${DESTDIR}${KODIR}
.else
${INSTALL} -m 555 -o root -g wheel ${KERNEL_KO} ${DESTDIR}${KODIR}
.endif
kernel-reinstall:
@-chflags -R noschg ${DESTDIR}${KODIR}
.if defined(DEBUG) && defined(INSTALL_DEBUG)
${INSTALL} -m 555 -o root -g wheel ${FULLKERNEL} ${DESTDIR}${KODIR}
.else
${INSTALL} -m 555 -o root -g wheel ${KERNEL_KO} ${DESTDIR}${KODIR}
.endif
.if !defined(MODULES_WITH_WORLD) && !defined(NO_MODULES) && exists($S/modules)
all: modules
clean: modules-clean
cleandepend: modules-cleandepend
cleandir: modules-cleandir
clobber: modules-clobber
depend: modules-depend
install: modules-install
.ORDER: kernel-install modules-install
reinstall: modules-reinstall
tags: modules-tags
.endif
modules:
@mkdir -p ${.OBJDIR}/modules
cd $S/modules ; ${MKMODULESENV} ${MAKE} obj ; \
${MKMODULESENV} ${MAKE} all
modules-clean:
cd $S/modules ; ${MKMODULESENV} ${MAKE} clean
modules-cleandepend:
cd $S/modules ; ${MKMODULESENV} ${MAKE} cleandepend
modules-cleandir:
cd $S/modules ; ${MKMODULESENV} ${MAKE} cleandir
modules-clobber: modules-clean
rm -rf ${MKMODULESENV}
modules-depend:
@mkdir -p ${.OBJDIR}/modules
cd $S/modules ; ${MKMODULESENV} ${MAKE} obj ; \
${MKMODULESENV} ${MAKE} depend
modules-tags:
cd $S/modules ; ${MKMODULESENV} ${MAKE} tags
modules-install modules-reinstall:
cd $S/modules ; ${MKMODULESENV} ${MAKE} install
config.o:
${NORMAL_C}
env.o: env.c
${NORMAL_C}
hints.o: hints.c
${NORMAL_C}
vers.c: $S/conf/newvers.sh $S/sys/param.h ${SYSTEM_DEP}
sh $S/conf/newvers.sh ${KERN_IDENT}
# XXX strictly, everything depends on Makefile because changes to ${PROF}
# only appear there, but we don't handle that.
vers.o:
${NORMAL_C}
vnode_if.c: $S/tools/vnode_if.awk $S/kern/vnode_if.src
${AWK} -f $S/tools/vnode_if.awk $S/kern/vnode_if.src -c
vnode_if.h: $S/tools/vnode_if.awk $S/kern/vnode_if.src
${AWK} -f $S/tools/vnode_if.awk $S/kern/vnode_if.src -h
vnode_if.o:
${NORMAL_C}
.include <bsd.kern.mk>
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