1#	from: @(#)sys.mk	8.2 (Berkeley) 3/21/94
2# $FreeBSD: releng/10.3/share/mk/sys.mk 294064 2016-01-15 02:14:49Z smh $
3
4unix		?=	We run FreeBSD, not UNIX.
5.FreeBSD	?=	true
6
7.if !defined(%POSIX)
8#
9# MACHINE_CPUARCH defines a collection of MACHINE_ARCH.  Machines with
10# the same MACHINE_ARCH can run each other's binaries, so it necessarily
11# has word size and endian swizzled in.  However, support files for
12# these machines often are shared amongst all combinations of size
13# and/or endian.  This is called MACHINE_CPU in NetBSD, but that's used
14# for something different in FreeBSD.
15#
16MACHINE_CPUARCH=${MACHINE_ARCH:C/mips(n32|64)?(el)?/mips/:C/arm(v6)?(eb)?/arm/:C/powerpc64/powerpc/}
17.endif
18
19# Set any local definitions first. Place this early, but it needs
20# MACHINE_CPUARCH to be defined.
21.sinclude <local.sys.mk>
22
23# If the special target .POSIX appears (without prerequisites or
24# commands) before the first noncomment line in the makefile, make shall
25# process the makefile as specified by the Posix 1003.2 specification.
26# make(1) sets the special macro %POSIX in this case (to the actual
27# value "1003.2", for what it's worth).
28#
29# The rules below use this macro to distinguish between Posix-compliant
30# and default behaviour.
31
32.if defined(%POSIX)
33.SUFFIXES:	.o .c .y .l .a .sh .f
34.else
35.SUFFIXES:	.out .a .ln .o .c .cc .cpp .cxx .C .m .F .f .e .r .y .l .S .asm .s .cl .p .h .sh
36.endif
37
38AR		?=	ar
39.if defined(%POSIX)
40ARFLAGS		?=	-rv
41.else
42ARFLAGS		?=	-crD
43.endif
44RANLIB		?=	ranlib
45.if !defined(%POSIX)
46RANLIBFLAGS	?=	-D
47.endif
48
49AS		?=	as
50AFLAGS		?=
51ACFLAGS		?=
52
53.if defined(%POSIX)
54CC		?=	c89
55CFLAGS		?=	-O
56.else
57CC		?=	cc
58.if ${MACHINE_CPUARCH} == "arm" || ${MACHINE_CPUARCH} == "mips"
59CFLAGS		?=	-O -pipe
60.else
61CFLAGS		?=	-O2 -pipe
62.endif
63.if defined(NO_STRICT_ALIASING)
64CFLAGS		+=	-fno-strict-aliasing
65.endif
66.endif
67PO_CFLAGS	?=	${CFLAGS}
68
69# C Type Format data is required for DTrace
70CTFFLAGS	?=	-L VERSION
71
72CTFCONVERT	?=	ctfconvert
73CTFMERGE	?=	ctfmerge
74DTRACE		?=	dtrace
75.if defined(CFLAGS) && (${CFLAGS:M-g} != "")
76CTFFLAGS	+=	-g
77.else
78# XXX: What to do here? Is removing the CFLAGS part completely ok here?
79# For now comment it out to not compile with -g unconditionally.
80#CFLAGS		+=	-g
81.endif
82
83CXX		?=	c++
84CXXFLAGS	?=	${CFLAGS:N-std=*:N-Wnested-externs:N-W*-prototypes:N-Wno-pointer-sign:N-Wold-style-definition}
85PO_CXXFLAGS	?=	${CXXFLAGS}
86
87CPP		?=	cpp
88
89.if empty(.MAKEFLAGS:M-s)
90ECHO		?=	echo
91ECHODIR		?=	echo
92.else
93ECHO		?=	true
94.if ${.MAKEFLAGS:M-s} == "-s"
95ECHODIR		?=	echo
96.else
97ECHODIR		?=	true
98.endif
99.endif
100
101.if defined(.PARSEDIR)
102# _+_ appears to be a workaround for the special src .MAKE not working.
103# setting it to + interferes with -N
104_+_		?=
105.elif !empty(.MAKEFLAGS:M-n) && ${.MAKEFLAGS:M-n} == "-n"
106# the check above matches only a single -n, so -n -n will result
107# in _+_ = +
108_+_		?=
109.else
110_+_		?=	+
111.endif
112
113.if defined(%POSIX)
114FC		?=	fort77
115FFLAGS		?=	-O 1
116.else
117FC		?=	f77
118FFLAGS		?=	-O
119.endif
120EFLAGS		?=
121
122INSTALL		?=	install
123
124LEX		?=	lex
125LFLAGS		?=
126
127LD		?=	ld
128LDFLAGS		?=
129
130LINT		?=	lint
131LINTFLAGS	?=	-cghapbx
132LINTKERNFLAGS	?=	${LINTFLAGS}
133LINTOBJFLAGS	?=	-cghapbxu -i
134LINTOBJKERNFLAGS?=	${LINTOBJFLAGS}
135LINTLIBFLAGS	?=	-cghapbxu -C ${LIB}
136
137MAKE		?=	make
138
139.if !defined(%POSIX)
140NM		?=	nm
141
142OBJC		?=	cc
143OBJCFLAGS	?=	${OBJCINCLUDES} ${CFLAGS} -Wno-import
144
145OBJCOPY		?=	objcopy
146
147OBJDUMP		?=	objdump
148
149PC		?=	pc
150PFLAGS		?=
151
152RC		?=	f77
153RFLAGS		?=
154.endif
155
156SHELL		?=	sh
157
158YACC		?=	yacc
159.if defined(%POSIX)
160YFLAGS		?=
161.else
162YFLAGS		?=	-d
163.endif
164
165.if defined(%POSIX)
166
167# Posix 1003.2 mandated rules
168#
169# Quoted directly from the Posix 1003.2 draft, only the macros
170# $@, $< and $* have been replaced by ${.TARGET}, ${.IMPSRC}, and
171# ${.PREFIX}, resp.
172
173# SINGLE SUFFIX RULES
174.c:
175	${CC} ${CFLAGS} ${LDFLAGS} -o ${.TARGET} ${.IMPSRC}
176	${CTFCONVERT_CMD}
177
178.f:
179	${FC} ${FFLAGS} ${LDFLAGS} -o ${.TARGET} ${.IMPSRC}
180	${CTFCONVERT_CMD}
181
182.sh:
183	cp -f ${.IMPSRC} ${.TARGET}
184	chmod a+x ${.TARGET}
185
186# DOUBLE SUFFIX RULES
187
188.c.o:
189	${CC} ${CFLAGS} -c ${.IMPSRC}
190	${CTFCONVERT_CMD}
191
192.f.o:
193	${FC} ${FFLAGS} -c ${.IMPSRC}
194	${CTFCONVERT_CMD}
195
196.y.o:
197	${YACC} ${YFLAGS} ${.IMPSRC}
198	${CC} ${CFLAGS} -c y.tab.c
199	rm -f y.tab.c
200	mv y.tab.o ${.TARGET}
201	${CTFCONVERT_CMD}
202
203.l.o:
204	${LEX} ${LFLAGS} ${.IMPSRC}
205	${CC} ${CFLAGS} -c lex.yy.c
206	rm -f lex.yy.c
207	mv lex.yy.o ${.TARGET}
208	${CTFCONVERT_CMD}
209
210.y.c:
211	${YACC} ${YFLAGS} ${.IMPSRC}
212	mv y.tab.c ${.TARGET}
213
214.l.c:
215	${LEX} ${LFLAGS} ${.IMPSRC}
216	mv lex.yy.c ${.TARGET}
217
218.c.a:
219	${CC} ${CFLAGS} -c ${.IMPSRC}
220	${AR} ${ARFLAGS} ${.TARGET} ${.PREFIX}.o
221	rm -f ${.PREFIX}.o
222
223.f.a:
224	${FC} ${FFLAGS} -c ${.IMPSRC}
225	${AR} ${ARFLAGS} ${.TARGET} ${.PREFIX}.o
226	rm -f ${.PREFIX}.o
227
228.else
229
230# non-Posix rule set
231
232.sh:
233	cp -fp ${.IMPSRC} ${.TARGET}
234	chmod a+x ${.TARGET}
235
236.c.ln:
237	${LINT} ${LINTOBJFLAGS} ${CFLAGS:M-[DIU]*} ${.IMPSRC} || \
238	    touch ${.TARGET}
239
240.cc.ln .C.ln .cpp.ln .cxx.ln:
241	${LINT} ${LINTOBJFLAGS} ${CXXFLAGS:M-[DIU]*} ${.IMPSRC} || \
242	    touch ${.TARGET}
243
244.c:
245	${CC} ${CFLAGS} ${LDFLAGS} ${.IMPSRC} ${LDLIBS} -o ${.TARGET}
246	${CTFCONVERT_CMD}
247
248.c.o:
249	${CC} ${CFLAGS} -c ${.IMPSRC} -o ${.TARGET}
250	${CTFCONVERT_CMD}
251
252.cc .cpp .cxx .C:
253	${CXX} ${CXXFLAGS} ${LDFLAGS} ${.IMPSRC} ${LDLIBS} -o ${.TARGET}
254
255.cc.o .cpp.o .cxx.o .C.o:
256	${CXX} ${CXXFLAGS} -c ${.IMPSRC} -o ${.TARGET}
257
258.m.o:
259	${OBJC} ${OBJCFLAGS} -c ${.IMPSRC} -o ${.TARGET}
260	${CTFCONVERT_CMD}
261
262.p.o:
263	${PC} ${PFLAGS} -c ${.IMPSRC} -o ${.TARGET}
264	${CTFCONVERT_CMD}
265
266.e .r .F .f:
267	${FC} ${RFLAGS} ${EFLAGS} ${FFLAGS} ${LDFLAGS} ${.IMPSRC} ${LDLIBS} \
268	    -o ${.TARGET}
269
270.e.o .r.o .F.o .f.o:
271	${FC} ${RFLAGS} ${EFLAGS} ${FFLAGS} -c ${.IMPSRC} -o ${.TARGET}
272
273.S.o:
274	${CC} ${CFLAGS} ${ACFLAGS} -c ${.IMPSRC} -o ${.TARGET}
275	${CTFCONVERT_CMD}
276
277.asm.o:
278	${CC} -x assembler-with-cpp ${CFLAGS} ${ACFLAGS} -c ${.IMPSRC} \
279	    -o ${.TARGET}
280	${CTFCONVERT_CMD}
281
282.s.o:
283	${AS} ${AFLAGS} -o ${.TARGET} ${.IMPSRC}
284	${CTFCONVERT_CMD}
285
286# XXX not -j safe
287.y.o:
288	${YACC} ${YFLAGS} ${.IMPSRC}
289	${CC} ${CFLAGS} -c y.tab.c -o ${.TARGET}
290	rm -f y.tab.c
291	${CTFCONVERT_CMD}
292
293.l.o:
294	${LEX} -t ${LFLAGS} ${.IMPSRC} > ${.PREFIX}.tmp.c
295	${CC} ${CFLAGS} -c ${.PREFIX}.tmp.c -o ${.TARGET}
296	rm -f ${.PREFIX}.tmp.c
297	${CTFCONVERT_CMD}
298
299# XXX not -j safe
300.y.c:
301	${YACC} ${YFLAGS} ${.IMPSRC}
302	mv y.tab.c ${.TARGET}
303
304.l.c:
305	${LEX} -t ${LFLAGS} ${.IMPSRC} > ${.TARGET}
306
307.s.out .c.out .o.out:
308	${CC} ${CFLAGS} ${LDFLAGS} ${.IMPSRC} ${LDLIBS} -o ${.TARGET}
309	${CTFCONVERT_CMD}
310
311.f.out .F.out .r.out .e.out:
312	${FC} ${EFLAGS} ${RFLAGS} ${FFLAGS} ${LDFLAGS} ${.IMPSRC} \
313	    ${LDLIBS} -o ${.TARGET}
314	rm -f ${.PREFIX}.o
315	${CTFCONVERT_CMD}
316
317# XXX not -j safe
318.y.out:
319	${YACC} ${YFLAGS} ${.IMPSRC}
320	${CC} ${CFLAGS} ${LDFLAGS} y.tab.c ${LDLIBS} -ly -o ${.TARGET}
321	rm -f y.tab.c
322	${CTFCONVERT_CMD}
323
324.l.out:
325	${LEX} -t ${LFLAGS} ${.IMPSRC} > ${.PREFIX}.tmp.c
326	${CC} ${CFLAGS} ${LDFLAGS} ${.PREFIX}.tmp.c ${LDLIBS} -ll -o ${.TARGET}
327	rm -f ${.PREFIX}.tmp.c
328	${CTFCONVERT_CMD}
329
330# FreeBSD build pollution.  Hide it in the non-POSIX part of the ifdef.
331__MAKE_CONF?=/etc/make.conf
332.if exists(${__MAKE_CONF})
333.include "${__MAKE_CONF}"
334.endif
335
336.if defined(__MAKE_SHELL) && !empty(__MAKE_SHELL)
337SHELL=	${__MAKE_SHELL}
338.SHELL: path=${__MAKE_SHELL}
339.endif
340
341.if !defined(.PARSEDIR)
342# We are not bmake, which is more aggressive about searching .PATH
343# It is sometime necessary to curb its enthusiasm with .NOPATH
344# The following allows us to quietly ignore .NOPATH when not using bmake.
345.NOTMAIN: .NOPATH
346.NOPATH:
347
348# Toggle on warnings
349.WARN: dirsyntax
350.endif
351
352.endif
353
354.if defined(.PARSEDIR)
355# Tell bmake to expand -V VAR by default
356.MAKE.EXPAND_VARIABLES= yes
357
358# Tell bmake the makefile preference
359.MAKE.MAKEFILE_PREFERENCE= BSDmakefile makefile Makefile
360
361# By default bmake does *not* use set -e
362# when running target scripts, this is a problem for many makefiles here.
363# So define a shell that will do what FreeBSD expects.
364.ifndef WITHOUT_SHELL_ERRCTL
365.SHELL: name=sh \
366	quiet="set -" echo="set -v" filter="set -" \
367	hasErrCtl=yes check="set -e" ignore="set +e" \
368	echoFlag=v errFlag=e \
369	path=${__MAKE_SHELL:U/bin/sh}
370.endif
371
372.endif
373
374.include <bsd.cpu.mk>
375