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 .if defined(CONF_CFLAGS) 19 MKMODULESENV+= CONF_CFLAGS="${CONF_CFLAGS}" 20 .endif 21 22 .if defined(WITH_CTF) 23 MKMODULESENV+= WITH_CTF="${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} 33 modules-${target}: 34 cd $S/modules; ${MKMODULESENV} ${MAKE} \ 35 ${target:S/^reinstall$/install/:S/^clobber$/cleandir/} 36 .endif 37 .endfor 38 39 # Handle ports (as defined by the user) that build kernel modules 40 .if !defined(NO_MODULES) && defined(PORTS_MODULES) 41 # 42 # The ports tree needs some environment variables defined to match the new kernel 43 # 44 # Ports search for some dependencies in PATH, so add the location of the installed files 45 LOCALBASE?= /usr/local 46 # SRC_BASE is how the ports tree refers to the location of the base source files 47 .if !defined(SRC_BASE) 48 SRC_BASE!= realpath "${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 53 OSRELDATE!= awk '/^\#define[[:space:]]*__FreeBSD_version/ { print $$3 }' \ 54 ${MAKEOBJDIRPREFIX}${SRC_BASE}/include/osreldate.h 55 .endif 56 # Keep the related ports builds in the obj directory so that they are only rebuilt once per kernel build 57 WRKDIRPREFIX?= ${MAKEOBJDIRPREFIX}${SRC_BASE}/sys/${KERNCONF} 58 PORTSMODULESENV=\ 59 PATH=${PATH}:${LOCALBASE}/bin:${LOCALBASE}/sbin \ 60 SRC_BASE=${SRC_BASE} \ 61 OSVERSION=${OSRELDATE} \ 62 WRKDIRPREFIX=${WRKDIRPREFIX} 63 64 # The WRKDIR needs to be cleaned before building, and trying to change the target 65 # with a :C pattern below results in install -> instclean 66 all: 67 .for __i in ${PORTS_MODULES} 68 @${ECHO} "===> Ports module ${__i} (all)" 69 cd $${PORTSDIR:-/usr/ports}/${__i}; ${PORTSMODULESENV} ${MAKE} -B clean all 70 .endfor 71 72 .for __target in install reinstall clean 73 ${__target}: ports-${__target} 74 ports-${__target}: 75 .for __i in ${PORTS_MODULES} 76 @${ECHO} "===> Ports module ${__i} (${__target})" 77 cd $${PORTSDIR:-/usr/ports}/${__i}; ${PORTSMODULESENV} ${MAKE} -B ${__target:C/install/deinstall reinstall/:C/reinstall/deinstall reinstall/} 78 .endfor 79 .endfor 80 .endif 81 82 .ORDER: kernel-install modules-install 83 84 kernel-all: ${KERNEL_KO} ${KERNEL_EXTRA} 85 86 kernel-cleandir: kernel-clean kernel-cleandepend 87 88 kernel-clobber: 89 find . -maxdepth 1 ! -type d ! -name version -delete 90 91 kernel-obj: 92 93 .if !defined(MODULES_WITH_WORLD) && !defined(NO_MODULES) && exists($S/modules) 94 modules: modules-all 95 96 .if !defined(NO_MODULES_OBJ) 97 modules-all modules-depend: modules-obj 98 .endif 99 .endif 100 101 .if !defined(DEBUG) 102 FULLKERNEL= ${KERNEL_KO} 103 .else 104 FULLKERNEL= ${KERNEL_KO}.debug 105 ${KERNEL_KO}: ${FULLKERNEL} ${KERNEL_KO}.symbols 106 ${OBJCOPY} --strip-debug --add-gnu-debuglink=${KERNEL_KO}.symbols\ 107 ${FULLKERNEL} ${.TARGET} 108 ${KERNEL_KO}.symbols: ${FULLKERNEL} 109 ${OBJCOPY} --only-keep-debug ${FULLKERNEL} ${.TARGET} 110 install.debug reinstall.debug: gdbinit 111 cd ${.CURDIR}; ${MAKE} ${.TARGET:R} 112 113 # Install gdbinit files for kernel debugging. 114 gdbinit: 115 grep -v '# XXX' ${S}/../tools/debugscripts/dot.gdbinit | \ 116 sed "s:MODPATH:${.OBJDIR}/modules:" > .gdbinit 117 cp ${S}/../tools/debugscripts/gdbinit.kernel ${.CURDIR} 118 .if exists(${S}/../tools/debugscripts/gdbinit.${MACHINE_CPUARCH}) 119 cp ${S}/../tools/debugscripts/gdbinit.${MACHINE_CPUARCH} \ 120 ${.CURDIR}/gdbinit.machine 121 .endif 122 .endif 123 124 ${FULLKERNEL}: ${SYSTEM_DEP} vers.o 125 @rm -f ${.TARGET} 126 @echo linking ${.TARGET} 127 ${SYSTEM_LD} 128 .if ${MK_CTF} != "no" 129 ${CTFMERGE} ${CTFFLAGS} -o ${.TARGET} ${SYSTEM_OBJS} vers.o 130 .endif 131 .if !defined(DEBUG) 132 ${OBJCOPY} --strip-debug ${.TARGET} 133 .endif 134 ${SYSTEM_LD_TAIL} 135 .if defined(MFS_IMAGE) 136 @sh ${S}/tools/embed_mfs.sh ${FULLKERNEL} ${MFS_IMAGE} 137 .endif 138 139 .if !exists(${.OBJDIR}/.depend) 140 ${SYSTEM_OBJS}: assym.s vnode_if.h ${BEFORE_DEPEND:M*.h} ${MFILES:T:S/.m$/.h/} 141 .endif 142 143 LNFILES= ${CFILES:T:S/.c$/.ln/} 144 145 .for mfile in ${MFILES} 146 # XXX the low quality .m.o rules gnerated by config are normally used 147 # instead of the .m.c rules here. 148 ${mfile:T:S/.m$/.c/}: ${mfile} 149 ${AWK} -f $S/tools/makeobjops.awk ${mfile} -c 150 ${mfile:T:S/.m$/.h/}: ${mfile} 151 ${AWK} -f $S/tools/makeobjops.awk ${mfile} -h 152 .endfor 153 154 kernel-clean: 155 rm -f *.o *.so *.So *.ko *.s eddep errs \ 156 ${FULLKERNEL} ${KERNEL_KO} ${KERNEL_KO}.symbols \ 157 linterrs makelinks tags vers.c \ 158 vnode_if.c vnode_if.h vnode_if_newproto.h vnode_if_typedef.h \ 159 ${MFILES:T:S/.m$/.c/} ${MFILES:T:S/.m$/.h/} \ 160 ${CLEAN} 161 162 lint: ${LNFILES} 163 ${LINT} ${LINTKERNFLAGS} ${CFLAGS:M-[DILU]*} ${.ALLSRC} 2>&1 | \ 164 tee -a linterrs 165 166 # This is a hack. BFD "optimizes" away dynamic mode if there are no 167 # dynamic references. We could probably do a '-Bforcedynamic' mode like 168 # in the a.out ld. For now, this works. 169 HACK_EXTRA_FLAGS?= -shared 170 hack.So: Makefile 171 :> hack.c 172 ${CC} ${HACK_EXTRA_FLAGS} -nostdlib hack.c -o hack.So 173 rm -f hack.c 174 175 # This rule stops ./assym.s in .depend from causing problems. 176 ./assym.s: assym.s 177 178 assym.s: $S/kern/genassym.sh genassym.o 179 NM='${NM}' sh $S/kern/genassym.sh genassym.o > ${.TARGET} 180 181 genassym.o: $S/$M/$M/genassym.c 182 ${CC} -c ${CFLAGS:N-fno-common} $S/$M/$M/genassym.c 183 184 ${SYSTEM_OBJS} genassym.o vers.o: opt_global.h 185 186 kernel-depend: .depend 187 # The argument list can be very long, so use make -V and xargs to 188 # pass it to mkdep. 189 SRCS= assym.s vnode_if.h ${BEFORE_DEPEND} ${CFILES} \ 190 ${SYSTEM_CFILES} ${GEN_CFILES} ${SFILES} \ 191 ${MFILES:T:S/.m$/.h/} 192 .depend: .PRECIOUS ${SRCS} 193 rm -f .newdep 194 ${MAKE} -V CFILES -V SYSTEM_CFILES -V GEN_CFILES | \ 195 MKDEP_CPP="${CC} -E" CC="${CC}" xargs mkdep -a -f .newdep ${CFLAGS} 196 ${MAKE} -V SFILES | \ 197 MKDEP_CPP="${CC} -E" xargs mkdep -a -f .newdep ${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} ${CLEAN:M*.o}: ${_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. 227 kernel-cleandepend: 228 rm -f .depend ${_ILINKS} 229 230 links: 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 237 238 kernel-tags: 239 @[ -f .depend ] || { echo "you must make depend first"; exit 1; } 240 sh $S/conf/systags.sh 241 242 kernel-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 270 271 272 273 kernel-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 280 281 config.o env.o hints.o vers.o vnode_if.o: 282 ${NORMAL_C} 283 ${NORMAL_CTFCONVERT} 284 285 config.ln env.ln hints.ln vers.ln vnode_if.ln: 286 ${NORMAL_LINT} 287 288 vers.c: $S/conf/newvers.sh $S/sys/param.h ${SYSTEM_DEP} 289 MAKE=${MAKE} sh $S/conf/newvers.sh ${KERN_IDENT} 290 291 vnode_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 293 294 vnode_if.h vnode_if_newproto.h vnode_if_typedef.h: $S/tools/vnode_if.awk \ 295 $S/kern/vnode_if.src 296 vnode_if.h: vnode_if_newproto.h vnode_if_typedef.h 297 ${AWK} -f $S/tools/vnode_if.awk $S/kern/vnode_if.src -h 298 vnode_if_newproto.h: 299 ${AWK} -f $S/tools/vnode_if.awk $S/kern/vnode_if.src -p 300 vnode_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"
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