Makefile.pc98 revision 42057 
1# Makefile for FreeBSD(98) after:
2#
3# Makefile.i386 -- with config changes.
4# Copyright 1990 W. Jolitz
5#	from: @(#)Makefile.i386	7.1 5/10/91
6#	$Id: Makefile.pc98,v 1.47 1998/12/21 09:57:42 kato Exp $
7#
8# Makefile for FreeBSD
9#
10# This makefile is constructed from a machine description:
11#	config machineid
12# Most changes should be made in the machine description
13#	/sys/i386/conf/``machineid''
14# after which you should do
15#	 config machineid
16# Generic makefile changes should be made in
17#	/sys/i386/conf/Makefile.i386
18# after which config should be rerun for all machines.
19#
20
21# Which version of config(8) is required.
22%VERSREQ=	300009
23
24KERNFORMAT?=	aout
25
26#STD8X16FONT?=	iso
27
28.if exists(./@/.)
29S=	./@
30.else
31S=	../..
32.endif
33PC98=	${S}/pc98
34I386=	${S}/i386
35
36COPTFLAGS?=-O
37INCLUDES= -nostdinc -I- -I. -I$S
38# This hack is to allow kernel compiles to succeed on machines w/out srcdist
39.if exists($S/../include)
40INCLUDES+= -I$S/../include
41.else
42INCLUDES+= -I/usr/include
43.endif
44COPTS=	${INCLUDES} ${IDENT} -DKERNEL -include opt_global.h
45CFLAGS=	${COPTFLAGS} ${CWARNFLAGS} ${DEBUG} ${COPTS}
46
47# XXX LOCORE means "don't declare C stuff" not "for locore.s".
48ASM_CFLAGS= -x assembler-with-cpp -DLOCORE ${CFLAGS}
49
50# Use the default object format for genassym, etc.
51GEN_CFLAGS= ${COPTFLAGS} ${CWARNFLAGS} ${DEBUG} ${COPTS}
52
53# Select the correct set of tools. Can't set OBJFORMAT here because it
54# doesn't get exported into the environment, and if it were exported
55# then it might break building of genassym, etc.
56.if ${KERNFORMAT} == "elf"
57CFLAGS+=	-elf
58.else
59CFLAGS+=	-aout
60.endif
61
62LOAD_ADDRESS?=	F0100000
63DEFINED_PROF=	${PROF}
64.if defined(PROF)
65CFLAGS+=	-malign-functions=4
66.if ${PROFLEVEL} >= 2
67IDENT+=	-DGPROF4 -DGUPROF
68PROF+=	-mprofiler-epilogue
69.endif
70.endif
71
72NORMAL_C= ${CC} -c ${CFLAGS} ${PROF} $<
73NORMAL_C_C= ${CC} -c ${CFLAGS} ${PROF} $<
74NORMAL_S= ${CC} -c ${ASM_CFLAGS} $<
75DRIVER_C= ${CC} -c ${CFLAGS} ${PROF} $<
76DRIVER_C_C= ${CC} -c ${CFLAGS} ${PROF} $<
77DRIVER_S= ${CC} -c -x ${ASM_CFLAGS} $<
78PROFILE_C= ${CC} -c ${CFLAGS} $<
79
80GEN_CFILES= ${I386}/i386/genassym.c ${I386}/i386/gensetdefs.c
81# ${I386}/i386/setdef0.c and ${I386}/i386/setdef1.c are intentionally
82# omitted from SYSTEM_CFILES.  They include setdefs.h, a header which
83# is generated from all of ${OBJS}.  We don't want to have to compile
84# everything just to do a make depend.
85SYSTEM_CFILES= ioconf.c param.c vnode_if.c config.c
86SYSTEM_SFILES= ${I386}/i386/locore.s
87SYSTEM_DEP= Makefile symbols.exclude symbols.sort ${SYSTEM_OBJS}
88.if ${CFLAGS:M-g} == ""
89SYMORDER_EXCLUDE=-x symbols.exclude
90.endif
91SYSTEM_LD_HEAD= @echo loading ${.TARGET}; rm -f ${.TARGET}
92.if ${KERNFORMAT} == aout || ${KERNFORMAT} == aoutkld
93SYSTEM_OBJS= locore.o vnode_if.o ${OBJS} ioconf.o param.o config.o
94SYSTEM_LD= @${LD} -aout -Bforcedynamic -Z -T ${LOAD_ADDRESS} -o ${.TARGET} -X ${SYSTEM_OBJS} vers.o
95SYSTEM_LD_TAIL= @echo rearranging symbols; \
96	symorder -m ${SYMORDER_EXCLUDE} symbols.sort ${.TARGET}; \
97	size -aout ${.TARGET} ; chmod 755 ${.TARGET}
98.endif
99.if ${KERNFORMAT} == elf
100SYSTEM_OBJS= locore.o setdef0.o vnode_if.o ${OBJS} ioconf.o param.o config.o \
101	setdef1.o hack.so
102SYSTEM_LD= @${LD} -elf -Bdynamic -T $S/i386/conf/kernel.script \
103	-export-dynamic -dynamic-linker /red/herring \
104	-o ${.TARGET} -X ${SYSTEM_OBJS} vers.o
105SYSTEM_LD_TAIL= @size -elf ${.TARGET} ; chmod 755 ${.TARGET}
106SYSTEM_DEP+= $S/i386/conf/kernel.script
107.endif
108
109%BEFORE_DEPEND
110
111%OBJS
112
113%CFILES
114
115%SFILES
116
117%MFILES
118
119%LOAD
120
121%CLEAN
122
123.if !exists(.depend)
124${SYSTEM_OBJS}: ${BEFORE_DEPEND:M*.h}
125.endif
126
127clean:
128	rm -f *.o *.so *.ko *.s eddep errs genassym gensetdefs kernel linterrs \
129	      makelinks param.c setdefs.h symbols.exclude symbols.sort tags \
130	      vers.c vnode_if.c vnode_if.h ${CLEAN}
131
132#lint: /tmp param.c
133#	@lint -hbxn -DGENERIC -Dvolatile= ${COPTS} \
134#	  ${I386}/i386/Locore.c ${CFILES} ioconf.c param.c | \
135#	    grep -v 'struct/union .* never defined' | \
136#	    grep -v 'possible pointer alignment problem'
137
138symbols.exclude:
139	echo "gcc2_compiled." >symbols.exclude
140	echo "___gnu_compiled_c" >>symbols.exclude
141
142symbols.sort: ${I386}/i386/symbols.raw
143	grep -v '^#' ${I386}/i386/symbols.raw \
144	    | sed 's/^	//' | sort -u > symbols.sort
145
146locore.o: ${I386}/i386/locore.s assym.s
147	${NORMAL_S}
148
149.if ${KERNFORMAT} == elf
150# This is a hack.  BFD "optimizes" away dynamic mode if there are no
151# dynamic references.  We could probably do a '-Bforcedynamic' mode like
152# in the a.out ld.  For now, this works.
153hack.so: Makefile
154	touch hack.c
155	${CC} -elf -shared -nostdlib hack.c -o hack.so
156	rm -f hack.c
157.endif
158
159setdef0.o: ${I386}/i386/setdef0.c setdefs.h
160	${NORMAL_C}
161
162setdef1.o: ${I386}/i386/setdef1.c setdefs.h
163	${NORMAL_C}
164
165setdefs.h: gensetdefs ${OBJS}
166	./gensetdefs ${OBJS} >setdefs.h
167
168gensetdefs: gensetdefs.o
169	${CC} ${GEN_CFLAGS} gensetdefs.o -o ${.TARGET}
170
171gensetdefs.o: ${I386}/i386/gensetdefs.c
172	${CC} -c ${GEN_CFLAGS} ${I386}/i386/gensetdefs.c
173
174# this rule stops ./assym.s in .depend from causing problems
175./assym.s: assym.s
176
177assym.s: genassym
178	./genassym >assym.s
179
180genassym.o: ${I386}/i386/genassym.c
181	rm -f ./machine ; ln -s ${I386}/include ./machine
182	${CC} -c ${GEN_CFLAGS} ${I386}/i386/genassym.c
183
184genassym: genassym.o
185	${CC} ${GEN_CFLAGS} genassym.o -o ${.TARGET}
186
187${SYSTEM_OBJS} genassym.o gensetdefs.o vers.o: opt_global.h
188
189# XXX this assumes that the options for NORMAL_C* and DRIVER_C* are identical.
190depend: assym.s param.c vnode_if.h ${BEFORE_DEPEND}
191	rm -f .newdep
192	mkdep -a -f .newdep ${CFLAGS} ${CFILES} ${SYSTEM_CFILES}
193	mkdep -a -f .newdep ${GEN_CFLAGS} ${GEN_CFILES}
194	env MKDEP_CPP="${CC} -E" \
195	    mkdep -a -f .newdep ${ASM_CFLAGS} ${SFILES} ${SYSTEM_SFILES}
196	rm -f .depend
197	mv -f .newdep .depend
198
199cleandepend:
200	rm -f .depend
201
202links:
203	egrep '#if' ${CFILES:Nswapkernel.c} | sed -f $S/conf/defines | \
204	  sed -e 's/:.*//' -e 's/\.c/.o/' | sort -u > dontlink
205	echo ${CFILES:Nswapkernel.c} | tr -s ' ' '\12' | sed 's/\.c/.o/' | \
206	  sort -u | comm -23 - dontlink | \
207	  sed 's,../.*/\(.*.o\),rm -f \1;ln -s ../GENERIC/\1 \1,' > makelinks
208	sh makelinks && rm -f dontlink
209
210tags:
211	@echo "see $S/kern/Makefile for tags"
212
213install:
214	@if [ ! -f kernel ] ; then \
215		echo "You must first build your kernel before trying to install." ; \
216		exit 1 ; \
217	fi
218.if exists(${DESTDIR}/kernel)
219	chflags noschg ${DESTDIR}/kernel
220	mv ${DESTDIR}/kernel ${DESTDIR}/kernel.old
221.endif
222	PATH=$${PATH}:/sbin:/usr/sbin; \
223	if [ `sysctl -n kern.bootfile` = ${DESTDIR}/kernel ] ; then \
224		sysctl -w kern.bootfile=${DESTDIR}/kernel.old ; \
225		if [ -f /var/db/kvm_kernel.db ] ; then \
226			mv -f /var/db/kvm_kernel.db /var/db/kvm_kernel.old.db ; \
227		fi \
228	fi
229	install -c -m 555 -o root -g wheel -fschg kernel ${DESTDIR}/
230
231config.o:
232	${NORMAL_C}
233
234ioconf.o:
235	${NORMAL_C}
236
237param.c: $S/conf/param.c
238	-rm -f param.c
239	cp $S/conf/param.c .
240
241param.o:
242	${NORMAL_C}
243
244vers.c: $S/conf/newvers.sh $S/sys/param.h ${SYSTEM_DEP}
245	sh $S/conf/newvers.sh ${KERN_IDENT} ${IDENT}
246
247# XXX strictly, everything depends on Makefile because changes to ${PROF}
248# only appear there, but we don't handle that.
249vers.o:
250	${NORMAL_C}
251
252.ORDER: vnode_if.c vnode_if.h
253vnode_if.c vnode_if.h: $S/kern/vnode_if.sh $S/kern/vnode_if.src
254	sh $S/kern/vnode_if.sh $S/kern/vnode_if.src
255
256vnode_if.o:
257	${NORMAL_C}
258
259.if exists($S/../share/mk)
260.include "$S/../share/mk/bsd.kern.mk"
261.else
262.include <bsd.kern.mk>
263.endif
264
265%RULES
266
267# DO NOT DELETE THIS LINE -- make depend uses it
268