Makefile.pc98 revision 59737 
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# $FreeBSD: head/sys/conf/Makefile.pc98 59737 2000-04-29 06:29:39Z peter $
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=	400018
23
24# Can be overridden by makeoptions or /etc/make.conf
25KERNEL?=	kernel
26#STD8X16FONT?=	iso
27
28.if !defined(S)
29.if exists(./@/.)
30S=	./@
31.else
32S=	../..
33.endif
34.endif
35M=	${MACHINE_ARCH}
36
37SIZE?=	size
38
39COPTFLAGS?=-O
40INCLUDES= -nostdinc -I- -I. -I$S
41# This hack is to allow kernel compiles to succeed on machines w/out srcdist
42.if exists($S/../include)
43INCLUDES+= -I$S/../include
44.else
45INCLUDES+= -I/usr/include
46.endif
47COPTS=	${INCLUDES} ${IDENT} -D_KERNEL -include opt_global.h
48CFLAGS=	${COPTFLAGS} ${CWARNFLAGS} ${DEBUG} ${COPTS}
49
50# XXX LOCORE means "don't declare C stuff" not "for locore.s".
51ASM_CFLAGS= -x assembler-with-cpp -DLOCORE ${CFLAGS}
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 utilities.
56FMT=		-elf
57CFLAGS+=	${FMT}
58
59DEFINED_PROF=	${PROF}
60.if defined(PROF)
61CFLAGS+=	-malign-functions=4
62.if ${PROFLEVEL} >= 2
63IDENT+=	-DGPROF4 -DGUPROF
64PROF+=	-mprofiler-epilogue
65.endif
66.endif
67
68# Put configuration-specific C flags last (except for ${PROF}) so that they
69# can override the others.
70CFLAGS+=	${CONF_CFLAGS}
71
72NORMAL_C= ${CC} -c ${CFLAGS} ${PROF} ${.IMPSRC}
73NORMAL_C_C= ${CC} -c ${CFLAGS} ${PROF} ${.IMPSRC}
74NORMAL_S= ${CC} -c ${ASM_CFLAGS} ${.IMPSRC}
75PROFILE_C= ${CC} -c ${CFLAGS} ${.IMPSRC}
76
77NORMAL_M= perl5 $S/kern/makeobjops.pl -c $<; \
78	  ${CC} -c ${CFLAGS} ${PROF} ${.PREFIX}.c
79
80GEN_CFILES= $S/$M/$M/genassym.c
81# setdef0.c and 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= $S/$M/$M/locore.s
87SYSTEM_DEP= Makefile ${SYSTEM_OBJS}
88SYSTEM_OBJS= locore.o setdef0.o vnode_if.o ${OBJS} ioconf.o param.o config.o \
89	setdef1.o hack.So
90SYSTEM_LD= @${LD} ${FMT} -Bdynamic -T $S/conf/ldscript.$M \
91	-export-dynamic -dynamic-linker /red/herring \
92	-o ${.TARGET} -X ${SYSTEM_OBJS} vers.o
93SYSTEM_LD_TAIL= @${SIZE} ${FMT} ${.TARGET} ; chmod 755 ${.TARGET}
94SYSTEM_DEP+= $S/conf/ldscript.$M
95
96%BEFORE_DEPEND
97
98%OBJS
99
100%CFILES
101
102%SFILES
103
104%MFILES
105
106%CLEAN
107
108all: ${KERNEL}
109
110.if !defined(DEBUG)
111FULLKERNEL=	${KERNEL}
112.else
113FULLKERNEL=	${KERNEL}.debug
114${KERNEL}: ${FULLKERNEL}
115	objcopy --strip-debug ${FULLKERNEL} ${KERNEL}
116.endif
117
118${FULLKERNEL}: ${SYSTEM_DEP} vers.o
119	@rm -f ${.TARGET}
120	@echo linking ${.TARGET}
121	${SYSTEM_LD}
122	${SYSTEM_LD_TAIL}
123
124.if !exists(.depend)
125${SYSTEM_OBJS}: vnode_if.h ${BEFORE_DEPEND:M*.h} ${MFILES:T:S/.m$/.h/}
126.endif
127
128.for mfile in ${MFILES}
129${mfile:T:S/.m$/.h/}: ${mfile}
130	perl5 $S/kern/makeobjops.pl -h ${mfile}
131.endfor
132
133clean:
134	rm -f *.o *.so *.So *.ko *.s eddep errs genassym \
135	      ${FULLKERNEL} ${KERNEL} linterrs makelinks param.c \
136	      setdef[01].c setdefs.h tags \
137	      vers.c vnode_if.c vnode_if.h \
138	      ${MFILES:T:S/.m$/.c/} ${MFILES:T:S/.m$/.h/} \
139	      ${CLEAN}
140
141#lint: /tmp param.c
142#	@lint -hbxn -DGENERIC -Dvolatile= ${COPTS} \
143#	  $S/$M/$M/Locore.c ${CFILES} ioconf.c param.c | \
144#	    grep -v 'struct/union .* never defined' | \
145#	    grep -v 'possible pointer alignment problem'
146
147locore.o: $S/$M/$M/locore.s assym.s
148	${NORMAL_S}
149
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} ${FMT} -shared -nostdlib hack.c -o hack.So
156	rm -f hack.c
157
158.ORDER: setdefs.h setdef0.c setdef1.c
159
160setdef0.o: setdef0.c setdefs.h
161	${NORMAL_C}
162
163setdef1.o: setdef1.c setdefs.h
164	${NORMAL_C}
165
166setdef0.c setdef1.c setdefs.h: ${OBJS} param.o
167	@gensetdefs ${OBJS} param.o
168
169# this rule stops ./assym.s in .depend from causing problems
170./assym.s: assym.s
171
172assym.s: genassym.o
173	genassym genassym.o >assym.s
174
175genassym.o: $S/$M/$M/genassym.c
176	rm -f ./machine ; ln -s $S/$M/include ./machine
177	${CC} -c ${CFLAGS} $S/$M/$M/genassym.c
178
179${SYSTEM_OBJS} genassym.o vers.o: opt_global.h
180
181depend: assym.s param.c vnode_if.h ${BEFORE_DEPEND} \
182	    ${CFILES} ${SYSTEM_CFILES} ${GEN_CFILES} ${SFILES} \
183	    ${SYSTEM_SFILES} ${MFILES:T:S/.m$/.h/}
184	rm -f .newdep
185	mkdep -a -f .newdep ${CFLAGS} ${CFILES} ${SYSTEM_CFILES} ${GEN_CFILES}
186	env MKDEP_CPP="${CC} -E" \
187	    mkdep -a -f .newdep ${ASM_CFLAGS} ${SFILES} ${SYSTEM_SFILES}
188	rm -f .depend
189	mv -f .newdep .depend
190
191cleandepend:
192	rm -f .depend
193
194links:
195	egrep '#if' ${CFILES} | sed -f $S/conf/defines | \
196	  sed -e 's/:.*//' -e 's/\.c/.o/' | sort -u > dontlink
197	echo ${CFILES} | tr -s ' ' '\12' | sed 's/\.c/.o/' | \
198	  sort -u | comm -23 - dontlink | \
199	  sed 's,../.*/\(.*.o\),rm -f \1;ln -s ../GENERIC/\1 \1,' > makelinks
200	sh makelinks && rm -f dontlink
201
202tags:
203	@[ -f .depend ] || { echo "you must make depend first"; exit 1; }
204	sh $S/conf/systags.sh
205	rm -f tags1
206	sed -e 's,      ../,    ,' tags > tags1
207
208install install.debug:
209	@if [ ! -f ${KERNEL}${.TARGET:S/install//} ] ; then \
210		echo "You must build a kernel first." ; \
211		exit 1 ; \
212	fi
213.if exists(${DESTDIR}/${KERNEL})
214	-chflags noschg ${DESTDIR}/${KERNEL}
215	mv ${DESTDIR}/${KERNEL} ${DESTDIR}/${KERNEL}.old
216.endif
217	install -c -m 555 -o root -g wheel -fschg \
218		${KERNEL}${.TARGET:S/install//} ${DESTDIR}/${KERNEL}
219
220reinstall reinstall.debug:
221	install -c -m 555 -o root -g wheel -fschg \
222		${KERNEL}${.TARGET:S/reinstall//} ${DESTDIR}/${KERNEL}
223
224config.o:
225	${NORMAL_C}
226
227ioconf.o:
228	${NORMAL_C}
229
230param.c: $S/conf/param.c
231	-rm -f param.c
232	cp $S/conf/param.c .
233
234param.o:
235	${NORMAL_C}
236
237vers.c: $S/conf/newvers.sh $S/sys/param.h ${SYSTEM_DEP}
238	sh $S/conf/newvers.sh ${KERN_IDENT} ${IDENT}
239
240# XXX strictly, everything depends on Makefile because changes to ${PROF}
241# only appear there, but we don't handle that.
242vers.o:
243	${NORMAL_C}
244
245vnode_if.c: $S/kern/vnode_if.pl $S/kern/vnode_if.src
246	perl5 $S/kern/vnode_if.pl -c $S/kern/vnode_if.src
247
248vnode_if.h: $S/kern/vnode_if.pl $S/kern/vnode_if.src
249	perl5 $S/kern/vnode_if.pl -h $S/kern/vnode_if.src
250
251vnode_if.o:
252	${NORMAL_C}
253
254# Commented out for now pending a better solution.
255# How do we pick up compiler version specific flags??
256#.if exists($S/../share/mk)
257#.include "$S/../share/mk/bsd.kern.mk"
258#.else
259.include <bsd.kern.mk>
260#.endif
261
262%RULES
263
264# DO NOT DELETE THIS LINE -- make depend uses it
265