Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)
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FreeBSD/Linux Kernel Cross Reference
sys/conf/kern.post.mk
Version:
- FREEBSD - FREEBSD-13-STABLE - FREEBSD-13-0 - FREEBSD-12-STABLE - FREEBSD-12-0 - FREEBSD-11-STABLE - FREEBSD-11-0 - FREEBSD-10-STABLE - FREEBSD-10-0 - FREEBSD-9-STABLE - FREEBSD-9-0 - FREEBSD-8-STABLE - FREEBSD-8-0 - FREEBSD-7-STABLE - FREEBSD-7-0 - FREEBSD-6-STABLE - FREEBSD-6-0 - FREEBSD-5-STABLE - FREEBSD-5-0 - FREEBSD-4-STABLE - FREEBSD-3-STABLE - FREEBSD22 - l41 - OPENBSD - linux-2.6 - MK84 - PLAN9 - xnu-8792
SearchContext: - none - 3 - 10
SearchContext: - none - 3 - 10
1 # $FreeBSD$ 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) 13 MKMODULESENV+= DESTDIR="${DESTDIR}" 14 .endif 15 SYSDIR?= ${S:C;^[^/];${.CURDIR}/&;} 16 MKMODULESENV+= KERNBUILDDIR="${.CURDIR}" SYSDIR="${SYSDIR}" 17 18 .MAIN: all 19 20 .for target in all clean cleandepend cleandir clobber depend install \ 21 obj reinstall tags 22 ${target}: kernel-${target} 23 .if !defined(MODULES_WITH_WORLD) && !defined(NO_MODULES) && exists($S/modules) 24 ${target}: modules-${target} 25 modules-${target}: 26 cd $S/modules; ${MKMODULESENV} ${MAKE} \ 27 ${target:S/^reinstall$/install/:S/^clobber$/cleandir/} 28 .endif 29 .endfor 30 31 # Handle ports (as defined by the user) that build kernel modules 32 .if !defined(NO_MODULES) && defined(PORTS_MODULES) 33 # 34 # The ports tree needs some environment variables defined to match the new kernel 35 # 36 # Ports search for some dependencies in PATH, so add the location of the installed files 37 LOCALBASE?= /usr/local 38 # SRC_BASE is how the ports tree refers to the location of the base source files 39 .if !defined(SRC_BASE) 40 SRC_BASE!= realpath "${SYSDIR:H}/" 41 .endif 42 # OSVERSION is used by some ports to determine build options 43 .if !defined(OSRELDATE) 44 # Definition copied from src/Makefile.inc1 45 OSRELDATE!= awk '/^\#define[[:space:]]*__FreeBSD_version/ { print $$3 }' \ 46 ${MAKEOBJDIRPREFIX}${SRC_BASE}/include/osreldate.h 47 .endif 48 # Keep the related ports builds in the obj directory so that they are only rebuilt once per kernel build 49 WRKDIRPREFIX?= ${MAKEOBJDIRPREFIX}${SRC_BASE}/sys/${KERNCONF} 50 PORTSMODULESENV=\ 51 PATH=${PATH}:${LOCALBASE}/bin:${LOCALBASE}/sbin \ 52 SRC_BASE=${SRC_BASE} \ 53 OSVERSION=${OSRELDATE} \ 54 WRKDIRPREFIX=${WRKDIRPREFIX} 55 56 # The WRKDIR needs to be cleaned before building, and trying to change the target 57 # with a :C pattern below results in install -> instclean 58 all: 59 .for __i in ${PORTS_MODULES} 60 @${ECHO} "===> Ports module ${__i} (all)" 61 cd $${PORTSDIR:-/usr/ports}/${__i}; ${PORTSMODULESENV} ${MAKE} -B clean all 62 .endfor 63 64 .for __target in install reinstall clean 65 ${__target}: ports-${__target} 66 ports-${__target}: 67 .for __i in ${PORTS_MODULES} 68 @${ECHO} "===> Ports module ${__i} (${__target})" 69 cd $${PORTSDIR:-/usr/ports}/${__i}; ${PORTSMODULESENV} ${MAKE} -B ${__target:C/install/deinstall reinstall/:C/reinstall/deinstall reinstall/} 70 .endfor 71 .endfor 72 .endif 73 74 .ORDER: kernel-install modules-install 75 76 kernel-all: ${KERNEL_KO} ${KERNEL_EXTRA} 77 78 kernel-cleandir: kernel-clean kernel-cleandepend 79 80 kernel-clobber: 81 find . -maxdepth 1 ! -type d ! -name version -delete 82 83 kernel-obj: 84 85 .if !defined(MODULES_WITH_WORLD) && !defined(NO_MODULES) && exists($S/modules) 86 modules: modules-all 87 88 .if !defined(NO_MODULES_OBJ) 89 modules-all modules-depend: modules-obj 90 .endif 91 .endif 92 93 .if !defined(DEBUG) 94 FULLKERNEL= ${KERNEL_KO} 95 .else 96 FULLKERNEL= ${KERNEL_KO}.debug 97 ${KERNEL_KO}: ${FULLKERNEL} ${KERNEL_KO}.symbols 98 ${OBJCOPY} --strip-debug --add-gnu-debuglink=${KERNEL_KO}.symbols\ 99 ${FULLKERNEL} ${.TARGET} 100 ${KERNEL_KO}.symbols: ${FULLKERNEL} 101 ${OBJCOPY} --only-keep-debug ${FULLKERNEL} ${.TARGET} 102 install.debug reinstall.debug: gdbinit 103 cd ${.CURDIR}; ${MAKE} ${.TARGET:R} 104 105 # Install gdbinit files for kernel debugging. 106 gdbinit: 107 grep -v '# XXX' ${S}/../tools/debugscripts/dot.gdbinit | \ 108 sed "s:MODPATH:${.OBJDIR}/modules:" > .gdbinit 109 cp ${S}/../tools/debugscripts/gdbinit.kernel ${.CURDIR} 110 .if exists(${S}/../tools/debugscripts/gdbinit.${MACHINE_ARCH}) 111 cp ${S}/../tools/debugscripts/gdbinit.${MACHINE_ARCH} \ 112 ${.CURDIR}/gdbinit.machine 113 .endif 114 .endif 115 116 ${FULLKERNEL}: ${SYSTEM_DEP} vers.o 117 @rm -f ${.TARGET} 118 @echo linking ${.TARGET} 119 ${SYSTEM_LD} 120 .if defined(CTFMERGE) 121 ${SYSTEM_CTFMERGE} 122 .endif 123 .if !defined(DEBUG) 124 ${OBJCOPY} --strip-debug ${.TARGET} 125 .endif 126 ${SYSTEM_LD_TAIL} 127 .if defined(MFS_IMAGE) 128 @dd if="${MFS_IMAGE}" ibs=8192 of="${FULLKERNEL}" \ 129 obs=`strings -at d "${FULLKERNEL}" | \ 130 grep "MFS Filesystem goes here" | awk '{print $$1}'` \ 131 oseek=1 conv=notrunc 2>/dev/null && \ 132 strings ${FULLKERNEL} | \ 133 grep 'MFS Filesystem had better STOP here' > /dev/null || \ 134 (rm ${FULLKERNEL} && echo 'MFS image too large' && false) 135 .endif 136 137 .if !exists(${.OBJDIR}/.depend) 138 ${SYSTEM_OBJS}: assym.s vnode_if.h ${BEFORE_DEPEND:M*.h} ${MFILES:T:S/.m$/.h/} 139 .endif 140 141 LNFILES= ${CFILES:T:S/.c$/.ln/} 142 143 .for mfile in ${MFILES} 144 # XXX the low quality .m.o rules gnerated by config are normally used 145 # instead of the .m.c rules here. 146 ${mfile:T:S/.m$/.c/}: ${mfile} 147 ${AWK} -f $S/tools/makeobjops.awk ${mfile} -c 148 ${mfile:T:S/.m$/.h/}: ${mfile} 149 ${AWK} -f $S/tools/makeobjops.awk ${mfile} -h 150 .endfor 151 152 kernel-clean: 153 rm -f *.o *.so *.So *.ko *.s eddep errs \ 154 ${FULLKERNEL} ${KERNEL_KO} ${KERNEL_KO}.symbols \ 155 linterrs makelinks tags vers.c \ 156 vnode_if.c vnode_if.h vnode_if_newproto.h vnode_if_typedef.h \ 157 ${MFILES:T:S/.m$/.c/} ${MFILES:T:S/.m$/.h/} \ 158 ${CLEAN} 159 160 lint: ${LNFILES} 161 ${LINT} ${LINTKERNFLAGS} ${CFLAGS:M-[DILU]*} ${.ALLSRC} 2>&1 | \ 162 tee -a linterrs 163 164 # This is a hack. BFD "optimizes" away dynamic mode if there are no 165 # dynamic references. We could probably do a '-Bforcedynamic' mode like 166 # in the a.out ld. For now, this works. 167 HACK_EXTRA_FLAGS?= -shared 168 hack.So: Makefile 169 :> hack.c 170 ${CC} ${HACK_EXTRA_FLAGS} -nostdlib hack.c -o hack.So 171 rm -f hack.c 172 173 # This rule stops ./assym.s in .depend from causing problems. 174 ./assym.s: assym.s 175 176 assym.s: $S/kern/genassym.sh genassym.o 177 NM='${NM}' sh $S/kern/genassym.sh genassym.o > ${.TARGET} 178 179 genassym.o: $S/$M/$M/genassym.c 180 ${CC} -c ${CFLAGS:N-fno-common} $S/$M/$M/genassym.c 181 182 ${SYSTEM_OBJS} genassym.o vers.o: opt_global.h 183 184 kernel-depend: .depend 185 # The argument list can be very long, so use make -V and xargs to 186 # pass it to mkdep. 187 SRCS= assym.s vnode_if.h ${BEFORE_DEPEND} ${CFILES} \ 188 ${SYSTEM_CFILES} ${GEN_CFILES} ${SFILES} \ 189 ${MFILES:T:S/.m$/.h/} 190 .depend: .PRECIOUS ${SRCS} 191 rm -f .newdep 192 ${MAKE} -V CFILES -V SYSTEM_CFILES -V GEN_CFILES | \ 193 MKDEP_CPP="${CC} -E" CC="${CC}" xargs mkdep -a -f .newdep ${CFLAGS} 194 ${MAKE} -V SFILES | \ 195 MKDEP_CPP="${CC} -E" xargs mkdep -a -f .newdep ${ASM_CFLAGS} 196 rm -f .depend 197 mv .newdep .depend 198 199 _ILINKS= machine 200 .if ${MACHINE} != ${MACHINE_ARCH} 201 _ILINKS+= ${MACHINE_ARCH} 202 .endif 203 204 # Ensure that the link exists without depending on it when it exists. 205 .for _link in ${_ILINKS} 206 .if !exists(${.OBJDIR}/${_link}) 207 ${SRCS}: ${_link} 208 .endif 209 .endfor 210 211 ${_ILINKS}: 212 @case ${.TARGET} in \ 213 machine) \ 214 path=${S}/${MACHINE}/include ;; \ 215 ${MACHINE_ARCH}) \ 216 path=${S}/${MACHINE_ARCH}/include ;; \ 217 esac ; \ 218 ${ECHO} ${.TARGET} "->" $$path ; \ 219 ln -s $$path ${.TARGET} 220 221 # .depend needs include links so we remove them only together. 222 kernel-cleandepend: 223 rm -f .depend ${_ILINKS} 224 225 links: 226 egrep '#if' ${CFILES} | sed -f $S/conf/defines | \ 227 sed -e 's/:.*//' -e 's/\.c/.o/' | sort -u > dontlink 228 ${MAKE} -V CFILES | tr -s ' ' '\12' | sed 's/\.c/.o/' | \ 229 sort -u | comm -23 - dontlink | \ 230 sed 's,../.*/\(.*.o\),rm -f \1;ln -s ../GENERIC/\1 \1,' > makelinks 231 sh makelinks; rm -f dontlink 232 233 kernel-tags: 234 @[ -f .depend ] || { echo "you must make depend first"; exit 1; } 235 sh $S/conf/systags.sh 236 237 kernel-install: 238 @if [ ! -f ${KERNEL_KO} ] ; then \ 239 echo "You must build a kernel first." ; \ 240 exit 1 ; \ 241 fi 242 .if exists(${DESTDIR}${KODIR}) 243 -thiskernel=`sysctl -n kern.bootfile` ; \ 244 if [ ! "`dirname "$$thiskernel"`" -ef ${DESTDIR}${KODIR} ] ; then \ 245 chflags -R noschg ${DESTDIR}${KODIR} ; \ 246 rm -rf ${DESTDIR}${KODIR} ; \ 247 else \ 248 if [ -d ${DESTDIR}${KODIR}.old ] ; then \ 249 chflags -R noschg ${DESTDIR}${KODIR}.old ; \ 250 rm -rf ${DESTDIR}${KODIR}.old ; \ 251 fi ; \ 252 mv ${DESTDIR}${KODIR} ${DESTDIR}${KODIR}.old ; \ 253 sysctl kern.bootfile=${DESTDIR}${KODIR}.old/"`basename "$$thiskernel"`" ; \ 254 fi 255 .endif 256 mkdir -p ${DESTDIR}${KODIR} 257 ${INSTALL} -p -m 555 -o ${KMODOWN} -g ${KMODGRP} ${KERNEL_KO} ${DESTDIR}${KODIR} 258 .if defined(DEBUG) && !defined(INSTALL_NODEBUG) 259 ${INSTALL} -p -m 555 -o ${KMODOWN} -g ${KMODGRP} ${KERNEL_KO}.symbols ${DESTDIR}${KODIR} 260 .endif 261 .if defined(KERNEL_EXTRA_INSTALL) 262 ${INSTALL} -p -m 555 -o ${KMODOWN} -g ${KMODGRP} ${KERNEL_EXTRA_INSTALL} ${DESTDIR}${KODIR} 263 .endif 264 265 266 267 kernel-reinstall: 268 @-chflags -R noschg ${DESTDIR}${KODIR} 269 ${INSTALL} -p -m 555 -o ${KMODOWN} -g ${KMODGRP} ${KERNEL_KO} ${DESTDIR}${KODIR} 270 .if defined(DEBUG) && !defined(INSTALL_NODEBUG) 271 ${INSTALL} -p -m 555 -o ${KMODOWN} -g ${KMODGRP} ${KERNEL_KO}.symbols ${DESTDIR}${KODIR} 272 .endif 273 274 config.o env.o hints.o vers.o vnode_if.o: 275 ${NORMAL_C} 276 277 config.ln env.ln hints.ln vers.ln vnode_if.ln: 278 ${NORMAL_LINT} 279 280 vers.c: $S/conf/newvers.sh $S/sys/param.h ${SYSTEM_DEP} 281 MAKE=${MAKE} sh $S/conf/newvers.sh ${KERN_IDENT} 282 283 vnode_if.c: $S/tools/vnode_if.awk $S/kern/vnode_if.src 284 ${AWK} -f $S/tools/vnode_if.awk $S/kern/vnode_if.src -c 285 286 vnode_if.h vnode_if_newproto.h vnode_if_typedef.h: $S/tools/vnode_if.awk \ 287 $S/kern/vnode_if.src 288 vnode_if.h: vnode_if_newproto.h vnode_if_typedef.h 289 ${AWK} -f $S/tools/vnode_if.awk $S/kern/vnode_if.src -h 290 vnode_if_newproto.h: 291 ${AWK} -f $S/tools/vnode_if.awk $S/kern/vnode_if.src -p 292 vnode_if_typedef.h: 293 ${AWK} -f $S/tools/vnode_if.awk $S/kern/vnode_if.src -q 294 295 # XXX strictly, everything depends on Makefile because changes to ${PROF} 296 # only appear there, but we don't handle that. 297 298 .include "kern.mk"
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