sys.mk revision 137562 
1#	from: @(#)sys.mk	8.2 (Berkeley) 3/21/94
2# $FreeBSD: head/share/mk/sys.mk 137562 2004-11-11 01:09:56Z obrien $
3
4unix		?=	We run FreeBSD, not UNIX.
5.FreeBSD	?=	true
6
7# If the special target .POSIX appears (without prerequisites or
8# commands) before the first noncomment line in the makefile, make shall
9# process the makefile as specified by the Posix 1003.2 specification.
10# make(1) sets the special macro %POSIX in this case (to the actual
11# value "1003.2", for what it's worth).
12#
13# The rules below use this macro to distinguish between Posix-compliant
14# and default behaviour.
15
16.if defined(%POSIX)
17.SUFFIXES:	.o .c .y .l .a .sh .f
18.else
19.SUFFIXES:	.out .a .ln .o .c .cc .cpp .cxx .C .m .F .f .e .r .y .l .S .asm .s .cl .p .h .sh
20.endif
21
22X11BASE		?=	/usr/X11R6
23
24AR		?=	ar
25.if defined(%POSIX)
26ARFLAGS		?=	-rv
27.else
28ARFLAGS		?=	rl
29.endif
30RANLIB		?=	ranlib
31
32AS		?=	as
33AFLAGS		?=
34
35.if defined(%POSIX)
36CC		?=	c89
37CFLAGS		?=	-O
38.else
39CC		?=	cc
40CFLAGS		?=	-O2 -fno-strict-aliasing -pipe
41.endif
42
43CXX		?=	c++
44CXXFLAGS	?=	${CFLAGS:N-std=*:N-Wnested-externs:N-W*-prototypes}
45
46CPP		?=	cpp
47
48.if empty(.MAKEFLAGS:M-s)
49ECHO		?=	echo
50ECHODIR		?=	echo
51.else
52ECHO		?=	true
53.if ${.MAKEFLAGS:M-s} == "-s"
54ECHODIR		?=	echo
55.else
56ECHODIR		?=	true
57.endif
58.endif
59
60.if !empty(.MAKEFLAGS:M-n) && ${.MAKEFLAGS:M-n} == "-n"
61_+_		?=
62.else
63_+_		?=	+
64.endif
65
66.if defined(%POSIX)
67FC		?=	fort77
68FFLAGS		?=	-O 1
69.else
70FC		?=	f77
71FFLAGS		?=	-O
72.endif
73EFLAGS		?=
74
75INSTALL		?=	install
76
77LEX		?=	lex
78LFLAGS		?=
79
80LD		?=	ld
81LDFLAGS		?=
82
83LINT		?=	lint
84LINTFLAGS	?=	-cghapbx
85LINTKERNFLAGS	?=	${LINTFLAGS}
86LINTOBJFLAGS	?=	-cghapbxu -i
87LINTOBJKERNFLAGS?=	${LINTOBJFLAGS}
88LINTLIBFLAGS	?=	-cghapbxu -C ${LIB}
89
90MAKE		?=	make
91
92OBJC		?=	cc
93OBJCFLAGS	?=	${OBJCINCLUDES} ${CFLAGS} -Wno-import
94
95PC		?=	pc
96PFLAGS		?=
97
98RC		?=	f77
99RFLAGS		?=
100
101SHELL		?=	sh
102
103YACC		?=	yacc
104.if defined(%POSIX)
105YFLAGS		?=
106.else
107YFLAGS		?=	-d
108.endif
109
110# FreeBSD/i386 has traditionally been built with a version of make
111# which knows MACHINE, but not MACHINE_ARCH. When building on other
112# architectures, assume that the version of make being used has an
113# explicit MACHINE_ARCH setting and treat a missing MACHINE_ARCH
114# as an i386 architecture.
115MACHINE_ARCH	?=	i386
116
117.if defined(%POSIX)
118
119# Posix 1003.2 mandated rules
120#
121# Quoted directly from the Posix 1003.2 draft, only the macros
122# $@, $< and $* have been replaced by ${.TARGET}, ${.IMPSRC}, and
123# ${.PREFIX}, resp.
124
125# SINGLE SUFFIX RULES
126.c:
127	${CC} ${CFLAGS} ${LDFLAGS} -o ${.TARGET} ${.IMPSRC}
128
129.f:
130	${FC} ${FFLAGS} ${LDFLAGS} -o ${.TARGET} ${.IMPSRC}
131
132.sh:
133	cp ${.IMPSRC} ${.TARGET}
134	chmod a+x ${.TARGET}
135
136# DOUBLE SUFFIX RULES
137
138.c.o:
139	${CC} ${CFLAGS} -c ${.IMPSRC}
140
141.f.o:
142	${FC} ${FFLAGS} -c ${.IMPSRC}
143
144.y.o:
145	${YACC} ${YFLAGS} ${.IMPSRC}
146	${CC} ${CFLAGS} -c y.tab.c
147	rm -f y.tab.c
148	mv y.tab.o ${.TARGET}
149
150.l.o:
151	${LEX} ${LFLAGS} ${.IMPSRC}
152	${CC} ${CFLAGS} -c lex.yy.c
153	rm -f lex.yy.c
154	mv lex.yy.o ${.TARGET}
155
156.y.c:
157	${YACC} ${YFLAGS} ${.IMPSRC}
158	mv y.tab.c ${.TARGET}
159
160.l.c:
161	${LEX} ${LFLAGS} ${.IMPSRC}
162	mv lex.yy.c ${.TARGET}
163
164.c.a:
165	${CC} ${CFLAGS} -c ${.IMPSRC}
166	${AR} ${ARFLAGS} ${.TARGET} ${.PREFIX}.o
167	rm -f ${.PREFIX}.o
168
169.f.a:
170	${FC} ${FFLAGS} -c ${.IMPSRC}
171	${AR} ${ARFLAGS} ${.TARGET} ${.PREFIX}.o
172	rm -f ${.PREFIX}.o
173
174.else
175
176# non-Posix rule set
177
178.sh:
179	cp -p ${.IMPSRC} ${.TARGET}
180	chmod a+x ${.TARGET}
181
182.c.ln:
183	${LINT} ${LINTOBJFLAGS} ${CFLAGS:M-[DIU]*} ${.IMPSRC} || \
184	    touch ${.TARGET}
185
186.cc.ln .C.ln .cpp.ln .cxx.ln:
187	${LINT} ${LINTOBJFLAGS} ${CXXFLAGS:M-[DIU]*} ${.IMPSRC} || \
188	    touch ${.TARGET}
189
190.c:
191	${CC} ${CFLAGS} ${LDFLAGS} ${.IMPSRC} ${LDLIBS} -o ${.TARGET}
192
193.c.o:
194	${CC} ${CFLAGS} -c ${.IMPSRC}
195
196.cc .cpp .cxx .C:
197	${CXX} ${CXXFLAGS} ${LDFLAGS} ${.IMPSRC} ${LDLIBS} -o ${.TARGET}
198
199.cc.o .cpp.o .cxx.o .C.o:
200	${CXX} ${CXXFLAGS} -c ${.IMPSRC}
201
202.m.o:
203	${OBJC} ${OBJCFLAGS} -c ${.IMPSRC}
204
205.p.o:
206	${PC} ${PFLAGS} -c ${.IMPSRC}
207
208.e .r .F .f:
209	${FC} ${RFLAGS} ${EFLAGS} ${FFLAGS} ${LDFLAGS} ${.IMPSRC} ${LDLIBS} \
210	    -o ${.TARGET}
211
212.e.o .r.o .F.o .f.o:
213	${FC} ${RFLAGS} ${EFLAGS} ${FFLAGS} -c ${.IMPSRC}
214
215.S.o:
216	${CC} ${CFLAGS} -c ${.IMPSRC}
217
218.asm.o:
219	${CC} -x assembler-with-cpp ${CFLAGS} -c ${.IMPSRC}
220
221.s.o:
222	${AS} ${AFLAGS} -o ${.TARGET} ${.IMPSRC}
223
224# XXX not -j safe
225.y.o:
226	${YACC} ${YFLAGS} ${.IMPSRC}
227	${CC} ${CFLAGS} -c y.tab.c -o ${.TARGET}
228	rm -f y.tab.c
229
230.l.o:
231	${LEX} -t ${LFLAGS} ${.IMPSRC} > ${.PREFIX}.tmp.c
232	${CC} ${CFLAGS} -c ${.PREFIX}.tmp.c -o ${.TARGET}
233	rm -f ${.PREFIX}.tmp.c
234
235# XXX not -j safe
236.y.c:
237	${YACC} ${YFLAGS} ${.IMPSRC}
238	mv y.tab.c ${.TARGET}
239
240.l.c:
241	${LEX} -t ${LFLAGS} ${.IMPSRC} > ${.TARGET}
242
243.s.out .c.out .o.out:
244	${CC} ${CFLAGS} ${LDFLAGS} ${.IMPSRC} ${LDLIBS} -o ${.TARGET}
245
246.f.out .F.out .r.out .e.out:
247	${FC} ${EFLAGS} ${RFLAGS} ${FFLAGS} ${LDFLAGS} ${.IMPSRC} \
248	    ${LDLIBS} -o ${.TARGET}
249	rm -f ${.PREFIX}.o
250
251# XXX not -j safe
252.y.out:
253	${YACC} ${YFLAGS} ${.IMPSRC}
254	${CC} ${CFLAGS} ${LDFLAGS} y.tab.c ${LDLIBS} -ly -o ${.TARGET}
255	rm -f y.tab.c
256
257.l.out:
258	${LEX} -t ${LFLAGS} ${.IMPSRC} > ${.PREFIX}.tmp.c
259	${CC} ${CFLAGS} ${LDFLAGS} ${.PREFIX}.tmp.c ${LDLIBS} -ll -o ${.TARGET}
260	rm -f ${.PREFIX}.tmp.c
261
262# FreeBSD build pollution.  Hide it in the non-POSIX part of the ifdef.
263__MAKE_CONF?=/etc/make.conf
264.if exists(${__MAKE_CONF})
265.include "${__MAKE_CONF}"
266.endif
267
268# Default executable format
269# XXX hint for bsd.port.mk
270OBJFORMAT?=	elf
271
272.endif
273
274.include <bsd.cpu.mk>
275