# kern.pre.mk # # Unified Makefile for building kernels. This includes all the definitions # that need to be included before %BEFORE_DEPEND # # $FreeBSD$ # # Can be overridden by makeoptions or /etc/make.conf KERNEL_KO?= kernel KERNEL?= kernel KODIR?= /boot/${KERNEL} M= ${MACHINE_ARCH} AWK?= awk LINT?= lint NM?= nm OBJCOPY?= objcopy SIZE?= size COPTFLAGS?=-O -pipe .if !defined(NO_CPU_COPTFLAGS) COPTFLAGS+= ${_CPUCFLAGS} .endif INCLUDES= -nostdinc -I- ${INCLMAGIC} -I. -I$S -I$S/dev # This hack lets us use the Intel ACPICA code without spamming a new # include path into 100+ source files. INCLUDES+= -I$S/contrib/dev/acpica # ... and the same for ipfilter INCLUDES+= -I$S/contrib/ipfilter COPTS= ${INCLUDES} -D_KERNEL -include opt_global.h CFLAGS= ${COPTFLAGS} ${CWARNFLAGS} ${DEBUG} ${COPTS} -fno-common # XXX LOCORE means "don't declare C stuff" not "for locore.s". ASM_CFLAGS= -x assembler-with-cpp -DLOCORE ${CFLAGS} .if defined(PROFLEVEL) && ${PROFLEVEL} >= 1 CFLAGS+= -DGPROF -falign-functions=16 .if ${PROFLEVEL} >= 2 CFLAGS+= -DGPROF4 -DGUPROF # XXX -Wno-inline is to break some warnings. PROF= -finstrument-functions -Wno-inline .else PROF= -pg .endif .endif DEFINED_PROF= ${PROF} WERROR?= -Werror # Put configuration-specific C flags last (except for ${PROF}) so that they # can override the others. CFLAGS+= ${CONF_CFLAGS} # Optional linting. This can be overridden in /etc/make.conf. LINTFLAGS= ${LINTOBJKERNFLAGS} NORMAL_C= ${CC} -c ${CFLAGS} ${WERROR} ${PROF} ${.IMPSRC} NORMAL_S= ${CC} -c ${ASM_CFLAGS} ${WERROR} ${.IMPSRC} PROFILE_C= ${CC} -c ${CFLAGS} ${WERROR} ${.IMPSRC} NORMAL_C_NOWERROR= ${CC} -c ${CFLAGS} ${PROF} ${.IMPSRC} NORMAL_M= ${AWK} -f $S/tools/makeobjops.awk ${.IMPSRC} -c ; \ ${CC} -c ${CFLAGS} ${WERROR} ${PROF} ${.PREFIX}.c NORMAL_LINT= ${LINT} ${LINTFLAGS} ${CFLAGS:M-[DIU]*} ${.IMPSRC} GEN_CFILES= $S/$M/$M/genassym.c SYSTEM_CFILES= config.c env.c hints.c majors.c vnode_if.c SYSTEM_DEP= Makefile ${SYSTEM_OBJS} SYSTEM_OBJS= locore.o ${MDOBJS} ${OBJS} SYSTEM_OBJS+= ${SYSTEM_CFILES:.c=.o} SYSTEM_OBJS+= hack.So SYSTEM_LD= @${LD} ${FMT} -Bdynamic -T $S/conf/ldscript.$M \ -warn-common -export-dynamic -dynamic-linker /red/herring \ -o ${.TARGET} -X ${SYSTEM_OBJS} vers.o SYSTEM_LD_TAIL= @${OBJCOPY} --strip-symbol gcc2_compiled. ${.TARGET} ; \ ${SIZE} ${FMT} ${.TARGET} ; chmod 755 ${.TARGET} SYSTEM_DEP+= $S/conf/ldscript.$M # MKMODULESENV is set here so that port makefiles can augment # them. MKMODULESENV= MAKEOBJDIRPREFIX=${.OBJDIR}/modules KMODDIR=${KODIR} .if (${KERN_IDENT} == LINT) MKMODULESENV+= ALL_MODULES=LINT .endif .if defined(MODULES_OVERRIDE) MKMODULESENV+= MODULES_OVERRIDE="${MODULES_OVERRIDE}" .endif .if defined(DEBUG) MKMODULESENV+= DEBUG="${DEBUG}" DEBUG_FLAGS="${DEBUG}" .endif