kern.post.mk revision 237958
1# $FreeBSD: head/sys/conf/kern.post.mk 237958 2012-07-02 06:22:20Z dougb $ 2 3# Part of a unified Makefile for building kernels. This part includes all 4# the definitions that need to be after all the % directives except %RULES 5# and ones that act like they are part of %RULES. 6# 7# Most make variables should not be defined in this file. Instead, they 8# should be defined in the kern.pre.mk so that port makefiles can 9# override or augment them. 10 11# In case the config had a makeoptions DESTDIR... 12.if defined(DESTDIR) 13MKMODULESENV+= DESTDIR="${DESTDIR}" 14.endif 15SYSDIR?= ${S:C;^[^/];${.CURDIR}/&;} 16MKMODULESENV+= KERNBUILDDIR="${.CURDIR}" SYSDIR="${SYSDIR}" 17 18.if defined(CONF_CFLAGS) 19MKMODULESENV+= CONF_CFLAGS="${CONF_CFLAGS}" 20.endif 21 22.if defined(WITH_CTF) 23MKMODULESENV+= WITH_CTF="${WITH_CTF}" 24.endif 25 26.MAIN: all 27 28.for target in all clean cleandepend cleandir clobber depend install \ 29 obj reinstall tags 30${target}: kernel-${target} 31.if !defined(MODULES_WITH_WORLD) && !defined(NO_MODULES) && exists($S/modules) 32${target}: modules-${target} 33modules-${target}: 34 cd $S/modules; ${MKMODULESENV} ${MAKE} \ 35 ${target:S/^reinstall$/install/:S/^clobber$/cleandir/} 36.endif 37.endfor 38 39# Handle ports (as defined by the user) that build kernel modules 40.if !defined(NO_MODULES) && defined(PORTS_MODULES) 41# 42# The ports tree needs some environment variables defined to match the new kernel 43# 44# Ports search for some dependencies in PATH, so add the location of the installed files 45LOCALBASE?= /usr/local 46# SRC_BASE is how the ports tree refers to the location of the base source files 47.if !defined(SRC_BASE) 48SRC_BASE!= realpath "${SYSDIR:H}/" 49.endif 50# OSVERSION is used by some ports to determine build options 51.if !defined(OSRELDATE) 52# Definition copied from src/Makefile.inc1 53OSRELDATE!= awk '/^\#define[[:space:]]*__FreeBSD_version/ { print $$3 }' \ 54 ${MAKEOBJDIRPREFIX}${SRC_BASE}/include/osreldate.h 55.endif 56# Keep the related ports builds in the obj directory so that they are only rebuilt once per kernel build 57WRKDIRPREFIX?= ${MAKEOBJDIRPREFIX}${SRC_BASE}/sys/${KERNCONF} 58PORTSMODULESENV=\ 59 PATH=${PATH}:${LOCALBASE}/bin:${LOCALBASE}/sbin \ 60 SRC_BASE=${SRC_BASE} \ 61 OSVERSION=${OSRELDATE} \ 62 WRKDIRPREFIX=${WRKDIRPREFIX} 63.for __target in all install reinstall clean 64${__target}: ports-${__target} 65ports-${__target}: 66.for __i in ${PORTS_MODULES} 67 cd $${PORTSDIR:-/usr/ports}/${__i}; ${PORTSMODULESENV} ${MAKE} -B ${__target:C/all/clean all/:C/install/deinstall reinstall/:C/reinstall/deinstall reinstall/} 68.endfor 69.endfor 70.endif 71 72.ORDER: kernel-install modules-install 73 74kernel-all: ${KERNEL_KO} ${KERNEL_EXTRA} 75 76kernel-cleandir: kernel-clean kernel-cleandepend 77 78kernel-clobber: 79 find . -maxdepth 1 ! -type d ! -name version -delete 80 81kernel-obj: 82 83.if !defined(MODULES_WITH_WORLD) && !defined(NO_MODULES) && exists($S/modules) 84modules: modules-all 85 86.if !defined(NO_MODULES_OBJ) 87modules-all modules-depend: modules-obj 88.endif 89.endif 90 91.if !defined(DEBUG) 92FULLKERNEL= ${KERNEL_KO} 93.else 94FULLKERNEL= ${KERNEL_KO}.debug 95${KERNEL_KO}: ${FULLKERNEL} ${KERNEL_KO}.symbols 96 ${OBJCOPY} --strip-debug --add-gnu-debuglink=${KERNEL_KO}.symbols\ 97 ${FULLKERNEL} ${.TARGET} 98${KERNEL_KO}.symbols: ${FULLKERNEL} 99 ${OBJCOPY} --only-keep-debug ${FULLKERNEL} ${.TARGET} 100install.debug reinstall.debug: gdbinit 101 cd ${.CURDIR}; ${MAKE} ${.TARGET:R} 102 103# Install gdbinit files for kernel debugging. 104gdbinit: 105 grep -v '# XXX' ${S}/../tools/debugscripts/dot.gdbinit | \ 106 sed "s:MODPATH:${.OBJDIR}/modules:" > .gdbinit 107 cp ${S}/../tools/debugscripts/gdbinit.kernel ${.CURDIR} 108.if exists(${S}/../tools/debugscripts/gdbinit.${MACHINE_CPUARCH}) 109 cp ${S}/../tools/debugscripts/gdbinit.${MACHINE_CPUARCH} \ 110 ${.CURDIR}/gdbinit.machine 111.endif 112.endif 113 114${FULLKERNEL}: ${SYSTEM_DEP} vers.o 115 @rm -f ${.TARGET} 116 @echo linking ${.TARGET} 117 ${SYSTEM_LD} 118.if ${MK_CTF} != "no" 119 ${CTFMERGE} ${CTFFLAGS} -o ${.TARGET} ${SYSTEM_OBJS} vers.o 120.endif 121.if !defined(DEBUG) 122 ${OBJCOPY} --strip-debug ${.TARGET} 123.endif 124 ${SYSTEM_LD_TAIL} 125.if defined(MFS_IMAGE) 126 @sh ${S}/tools/embed_mfs.sh ${FULLKERNEL} ${MFS_IMAGE} 127.endif 128 129.if !exists(${.OBJDIR}/.depend) 130${SYSTEM_OBJS}: assym.s vnode_if.h ${BEFORE_DEPEND:M*.h} ${MFILES:T:S/.m$/.h/} 131.endif 132 133LNFILES= ${CFILES:T:S/.c$/.ln/} 134 135.for mfile in ${MFILES} 136# XXX the low quality .m.o rules gnerated by config are normally used 137# instead of the .m.c rules here. 138${mfile:T:S/.m$/.c/}: ${mfile} 139 ${AWK} -f $S/tools/makeobjops.awk ${mfile} -c 140${mfile:T:S/.m$/.h/}: ${mfile} 141 ${AWK} -f $S/tools/makeobjops.awk ${mfile} -h 142.endfor 143 144kernel-clean: 145 rm -f *.o *.so *.So *.ko *.s eddep errs \ 146 ${FULLKERNEL} ${KERNEL_KO} ${KERNEL_KO}.symbols \ 147 linterrs makelinks tags vers.c \ 148 vnode_if.c vnode_if.h vnode_if_newproto.h vnode_if_typedef.h \ 149 ${MFILES:T:S/.m$/.c/} ${MFILES:T:S/.m$/.h/} \ 150 ${CLEAN} 151 152lint: ${LNFILES} 153 ${LINT} ${LINTKERNFLAGS} ${CFLAGS:M-[DILU]*} ${.ALLSRC} 2>&1 | \ 154 tee -a linterrs 155 156# This is a hack. BFD "optimizes" away dynamic mode if there are no 157# dynamic references. We could probably do a '-Bforcedynamic' mode like 158# in the a.out ld. For now, this works. 159HACK_EXTRA_FLAGS?= -shared 160hack.So: Makefile 161 :> hack.c 162 ${CC} ${HACK_EXTRA_FLAGS} -nostdlib hack.c -o hack.So 163 rm -f hack.c 164 165# This rule stops ./assym.s in .depend from causing problems. 166./assym.s: assym.s 167 168assym.s: $S/kern/genassym.sh genassym.o 169 NM='${NM}' sh $S/kern/genassym.sh genassym.o > ${.TARGET} 170 171genassym.o: $S/$M/$M/genassym.c 172 ${CC} -c ${CFLAGS:N-fno-common} $S/$M/$M/genassym.c 173 174${SYSTEM_OBJS} genassym.o vers.o: opt_global.h 175 176# We have "special" -I include paths for opensolaris/zfs files in 'depend'. 177CFILES_NOZFS= ${CFILES:N*/opensolaris/*} 178SFILES_NOZFS= ${SFILES:N*/opensolaris/*} 179CFILES_ZFS= ${CFILES:M*/opensolaris/*} 180SFILES_ZFS= ${SFILES:M*/opensolaris/*} 181 182kernel-depend: .depend 183# The argument list can be very long, so use make -V and xargs to 184# pass it to mkdep. 185SRCS= assym.s vnode_if.h ${BEFORE_DEPEND} ${CFILES} \ 186 ${SYSTEM_CFILES} ${GEN_CFILES} ${SFILES} \ 187 ${MFILES:T:S/.m$/.h/} 188.depend: .PRECIOUS ${SRCS} 189 rm -f .newdep 190 ${MAKE} -V CFILES_NOZFS -V SYSTEM_CFILES -V GEN_CFILES | \ 191 MKDEP_CPP="${CC} -E" CC="${CC}" xargs mkdep -a -f .newdep ${CFLAGS} 192 ${MAKE} -V CFILES_ZFS | \ 193 MKDEP_CPP="${CC} -E" CC="${CC}" xargs mkdep -a -f .newdep ${ZFS_CFLAGS} 194 ${MAKE} -V SFILES_NOZFS | \ 195 MKDEP_CPP="${CC} -E" xargs mkdep -a -f .newdep ${ASM_CFLAGS} 196 ${MAKE} -V SFILES_ZFS | \ 197 MKDEP_CPP="${CC} -E" xargs mkdep -a -f .newdep ${ZFS_ASM_CFLAGS} 198 rm -f .depend 199 mv .newdep .depend 200 201_ILINKS= machine 202.if ${MACHINE} != ${MACHINE_CPUARCH} 203_ILINKS+= ${MACHINE_CPUARCH} 204.endif 205.if ${MACHINE_CPUARCH} == "i386" || ${MACHINE_CPUARCH} == "amd64" 206_ILINKS+= x86 207.endif 208 209# Ensure that the link exists without depending on it when it exists. 210.for _link in ${_ILINKS} 211.if !exists(${.OBJDIR}/${_link}) 212${SRCS}: ${_link} 213.endif 214.endfor 215 216${_ILINKS}: 217 @case ${.TARGET} in \ 218 machine) \ 219 path=${S}/${MACHINE}/include ;; \ 220 *) \ 221 path=${S}/${.TARGET}/include ;; \ 222 esac ; \ 223 ${ECHO} ${.TARGET} "->" $$path ; \ 224 ln -s $$path ${.TARGET} 225 226# .depend needs include links so we remove them only together. 227kernel-cleandepend: 228 rm -f .depend ${_ILINKS} 229 230links: 231 egrep '#if' ${CFILES} | sed -f $S/conf/defines | \ 232 sed -e 's/:.*//' -e 's/\.c/.o/' | sort -u > dontlink 233 ${MAKE} -V CFILES | tr -s ' ' '\12' | sed 's/\.c/.o/' | \ 234 sort -u | comm -23 - dontlink | \ 235 sed 's,../.*/\(.*.o\),rm -f \1;ln -s ../GENERIC/\1 \1,' > makelinks 236 sh makelinks; rm -f dontlink 237 238kernel-tags: 239 @[ -f .depend ] || { echo "you must make depend first"; exit 1; } 240 sh $S/conf/systags.sh 241 242kernel-install: 243 @if [ ! -f ${KERNEL_KO} ] ; then \ 244 echo "You must build a kernel first." ; \ 245 exit 1 ; \ 246 fi 247.if exists(${DESTDIR}${KODIR}) 248 -thiskernel=`sysctl -n kern.bootfile` ; \ 249 if [ ! "`dirname "$$thiskernel"`" -ef ${DESTDIR}${KODIR} ] ; then \ 250 chflags -R noschg ${DESTDIR}${KODIR} ; \ 251 rm -rf ${DESTDIR}${KODIR} ; \ 252 else \ 253 if [ -d ${DESTDIR}${KODIR}.old ] ; then \ 254 chflags -R noschg ${DESTDIR}${KODIR}.old ; \ 255 rm -rf ${DESTDIR}${KODIR}.old ; \ 256 fi ; \ 257 mv ${DESTDIR}${KODIR} ${DESTDIR}${KODIR}.old ; \ 258 sysctl kern.bootfile=${DESTDIR}${KODIR}.old/"`basename "$$thiskernel"`" ; \ 259 fi 260.endif 261 mkdir -p ${DESTDIR}${KODIR} 262 ${INSTALL} -p -m 555 -o ${KMODOWN} -g ${KMODGRP} ${KERNEL_KO} ${DESTDIR}${KODIR} 263.if defined(DEBUG) && !defined(INSTALL_NODEBUG) && \ 264 (defined(MK_KERNEL_SYMBOLS) && ${MK_KERNEL_SYMBOLS} != "no") 265 ${INSTALL} -p -m 555 -o ${KMODOWN} -g ${KMODGRP} ${KERNEL_KO}.symbols ${DESTDIR}${KODIR} 266.endif 267.if defined(KERNEL_EXTRA_INSTALL) 268 ${INSTALL} -p -m 555 -o ${KMODOWN} -g ${KMODGRP} ${KERNEL_EXTRA_INSTALL} ${DESTDIR}${KODIR} 269.endif 270 271 272 273kernel-reinstall: 274 @-chflags -R noschg ${DESTDIR}${KODIR} 275 ${INSTALL} -p -m 555 -o ${KMODOWN} -g ${KMODGRP} ${KERNEL_KO} ${DESTDIR}${KODIR} 276.if defined(DEBUG) && !defined(INSTALL_NODEBUG) && \ 277 (defined(MK_KERNEL_SYMBOLS) && ${MK_KERNEL_SYMBOLS} != "no") 278 ${INSTALL} -p -m 555 -o ${KMODOWN} -g ${KMODGRP} ${KERNEL_KO}.symbols ${DESTDIR}${KODIR} 279.endif 280 281config.o env.o hints.o vers.o vnode_if.o: 282 ${NORMAL_C} 283 ${NORMAL_CTFCONVERT} 284 285config.ln env.ln hints.ln vers.ln vnode_if.ln: 286 ${NORMAL_LINT} 287 288vers.c: $S/conf/newvers.sh $S/sys/param.h ${SYSTEM_DEP} 289 MAKE=${MAKE} sh $S/conf/newvers.sh ${KERN_IDENT} 290 291vnode_if.c: $S/tools/vnode_if.awk $S/kern/vnode_if.src 292 ${AWK} -f $S/tools/vnode_if.awk $S/kern/vnode_if.src -c 293 294vnode_if.h vnode_if_newproto.h vnode_if_typedef.h: $S/tools/vnode_if.awk \ 295 $S/kern/vnode_if.src 296vnode_if.h: vnode_if_newproto.h vnode_if_typedef.h 297 ${AWK} -f $S/tools/vnode_if.awk $S/kern/vnode_if.src -h 298vnode_if_newproto.h: 299 ${AWK} -f $S/tools/vnode_if.awk $S/kern/vnode_if.src -p 300vnode_if_typedef.h: 301 ${AWK} -f $S/tools/vnode_if.awk $S/kern/vnode_if.src -q 302 303# XXX strictly, everything depends on Makefile because changes to ${PROF} 304# only appear there, but we don't handle that. 305 306.include "kern.mk" 307