49ed6a09d1
libkern.a are now specified by listing their source files in
files.${MACHINE}. The list is machine-dependent to save space.
All the necessary object for each machine must be linked into the
kernel in case an lkm wants one.
184 lines
5.3 KiB
Makefile
184 lines
5.3 KiB
Makefile
# Copyright 1990 W. Jolitz
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# from: @(#)Makefile.i386 7.1 5/10/91
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# $Id: Makefile.i386,v 1.71 1995/12/16 01:57:17 bde Exp $
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#
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# Makefile for FreeBSD
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#
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# This makefile is constructed from a machine description:
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# config machineid
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# Most changes should be made in the machine description
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# /sys/i386/conf/``machineid''
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# after which you should do
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# config machineid
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# Generic makefile changes should be made in
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# /sys/i386/conf/Makefile.i386
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# after which config should be rerun for all machines.
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#
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CC?= cc
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CPP?= cpp
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LD?= /usr/bin/ld
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.if exists(./@/.)
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S= ./@
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.else
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S= ../..
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.endif
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I386= ${S}/i386
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CWARNFLAGS?= -W -Wreturn-type -Wcomment -Wredundant-decls -Wimplicit \
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-Wnested-externs -Wstrict-prototypes -Wmissing-prototypes \
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-Winline
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#
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# The following flags are next up for working on:
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# -Wall
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#
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# When working on removing warnings from code, the `-Werror' flag should be
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# of material assistance.
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#
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COPTFLAGS?=-O
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# Not ready for -I- yet. #include "foo.h" where foo.h is in the srcdir fails.
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INCLUDES= -nostdinc -I. -I$S -I$S/sys
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# This hack is to allow kernel compiles to succeed on machines w/out srcdist
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.if exists($S/../include)
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INCLUDES+= -I$S/../include
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.else
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INCLUDES+= -I/usr/include
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.endif
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COPTS= ${INCLUDES} ${IDENT} -DKERNEL
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ASFLAGS=
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CFLAGS= ${COPTFLAGS} ${CWARNFLAGS} ${DEBUG} ${COPTS}
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LOAD_ADDRESS?= F0100000
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NORMAL_C= ${CC} -c ${CFLAGS} ${PROF} $<
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NORMAL_C_C= ${CC} -c ${CFLAGS} ${PROF} ${PARAM} $<
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# XXX errors leak out of all the pipes. Should use cc *.S.
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# XXX LOCORE means "don't declare C stuff" not "for locore.s".
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NORMAL_S= ${CPP} -DLOCORE ${COPTS} $< | ${AS} ${ASFLAGS} -o $*.o
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DRIVER_C= ${CC} -c ${CFLAGS} ${PROF} $<
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DRIVER_C_C= ${CC} -c ${CFLAGS} ${PROF} ${PARAM} $<
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DRIVER_S= ${CPP} -DLOCORE ${COPTS} $< | ${AS} ${ASFLAGS} -o $*.o
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PROFILE_C= ${CC} -c ${CFLAGS} ${PARAM} $<
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SYSTEM_CFILES= ioconf.c param.c vnode_if.c
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SYSTEM_SFILES= ${I386}/i386/locore.s
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SYSTEM_OBJS= locore.o vnode_if.o ${OBJS} ioconf.o param.o
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SYSTEM_DEP= Makefile symbols.exclude symbols.sort ${SYSTEM_OBJS}
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SYSTEM_LD_HEAD= @echo loading $@; rm -f $@
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SYSTEM_LD= @${LD} -Bstatic -Z -T ${LOAD_ADDRESS} -o $@ -X ${SYSTEM_OBJS} vers.o
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.if ${CFLAGS:M-g} == ""
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SYMORDER_EXCLUDE=-x symbols.exclude
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.endif
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SYSTEM_LD_TAIL= @echo rearranging symbols; \
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symorder -m ${SYMORDER_EXCLUDE} symbols.sort $@; \
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size $@; chmod 755 $@
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%BEFORE_DEPEND
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%OBJS
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%CFILES
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%SFILES
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%LOAD
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%CLEAN
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clean:
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rm -f *.o *.s eddep errs genassym kernel linterrs \
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makelinks param.c symbols.exclude symbols.sort tags \
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vers.c vnode_if.c vnode_if.h ${CLEAN}
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#lint: /tmp param.c
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# @lint -hbxn -DGENERIC -Dvolatile= ${COPTS} ${PARAM} \
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# ${I386}/i386/Locore.c ${CFILES} ioconf.c param.c | \
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# grep -v 'struct/union .* never defined' | \
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# grep -v 'possible pointer alignment problem'
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symbols.exclude: Makefile
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echo "gcc2_compiled." >symbols.exclude
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echo "___gnu_compiled_c" >>symbols.exclude
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symbols.sort: ${I386}/i386/symbols.raw
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grep -v '^#' ${I386}/i386/symbols.raw \
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| sed 's/^ //' | sort -u > symbols.sort
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locore.o: ${I386}/i386/locore.s assym.s
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${NORMAL_S}
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# everything potentially depends on the Makefile since everything potentially
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# depends on the options. Some things are more dependent on the Makefile for
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# historical reasons.
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machdep.o: Makefile
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# the following is necessary because autoconf.o depends on #if GENERIC
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autoconf.o: Makefile
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# depend on network configuration
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af.o uipc_proto.o locore.o: Makefile
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# depends on KDB (cons.o also depends on GENERIC)
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trap.o cons.o: Makefile
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# this rule stops ./assym.s in .depend from causing problems
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./assym.s: assym.s
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assym.s: genassym
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./genassym >assym.s
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# Some of the defines that genassym outputs may well depend on the
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# value of kernel options.
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genassym.o: ${I386}/i386/genassym.c Makefile
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${CC} -c ${CFLAGS} ${PARAM} -UKERNEL ${I386}/i386/genassym.c
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genassym: genassym.o
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${CC} -static ${CFLAGS} ${PARAM} genassym.o -o $@
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# XXX this assumes that the options for NORMAL_C* and DRIVER_C* are identical.
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depend: assym.s param.c vnode_if.h ${BEFORE_DEPEND}
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mkdep ${COPTS} ${CFILES} ${SYSTEM_CFILES}
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mkdep -a ${COPTS} ${PARAM} -UKERNEL ${I386}/i386/genassym.c
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MKDEP_CPP=${CPP} ; export MKDEP_CPP ; \
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mkdep -a -DLOCORE ${COPTS} ${SFILES} ${SYSTEM_SFILES}
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links:
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egrep '#if' ${CFILES:Nswapkernel.c} | sed -f $S/conf/defines | \
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sed -e 's/:.*//' -e 's/\.c/.o/' | sort -u > dontlink
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echo ${CFILES:Nswapkernel.c} | tr -s ' ' '\12' | sed 's/\.c/.o/' | \
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sort -u | comm -23 - dontlink | \
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sed 's,../.*/\(.*.o\),rm -f \1;ln -s ../GENERIC/\1 \1,' > makelinks
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sh makelinks && rm -f dontlink
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tags:
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@echo "see $S/kern/Makefile for tags"
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install:
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chflags noschg /kernel
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mv /kernel /kernel.old
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sysctl -w kern.bootfile=/kernel.old
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install -c -m 555 -o root -g wheel -fschg kernel /
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ioconf.o: ioconf.c $S/sys/param.h machine/pte.h $S/sys/buf.h \
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${I386}/isa/isa_device.h ${I386}/isa/isa.h ${I386}/isa/icu.h
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${CC} -c ${CFLAGS} ioconf.c
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param.c: $S/conf/param.c
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-rm -f param.c
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cp $S/conf/param.c .
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param.o: param.c Makefile
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${CC} -c ${CFLAGS} ${PARAM} param.c
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vers.o: ${SYSTEM_DEP} ${SYSTEM_SWAP_DEP}
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sh $S/conf/newvers.sh ${KERN_IDENT} ${IDENT}
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${CC} ${CFLAGS} -c vers.c
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vnode_if.c: $S/kern/vnode_if.sh $S/kern/vnode_if.src
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sh $S/kern/vnode_if.sh $S/kern/vnode_if.src
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vnode_if.h: $S/kern/vnode_if.sh $S/kern/vnode_if.src
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sh $S/kern/vnode_if.sh $S/kern/vnode_if.src
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%RULES
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# DO NOT DELETE THIS LINE -- make depend uses it
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