xref: /freebsd/share/mk/sys.mk (revision 6fd05b64b5b65dd4ba9b86482a0634a5f0b96c29) 
1#	from: @(#)sys.mk	8.2 (Berkeley) 3/21/94
2# $FreeBSD$
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		?=	-O -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 defined(%POSIX)
61FC		?=	fort77
62FFLAGS		?=	-O 1
63.else
64FC		?=	f77
65FFLAGS		?=	-O
66.endif
67EFLAGS		?=
68
69INSTALL		?=	install
70
71LEX		?=	lex
72LFLAGS		?=
73
74LD		?=	ld
75LDFLAGS		?=
76
77LINT		?=	lint
78LINTFLAGS	?=	-cghapbx
79LINTKERNFLAGS	?=	${LINTFLAGS}
80LINTOBJFLAGS	?=	-cghapbxu -i
81LINTOBJKERNFLAGS?=	${LINTOBJFLAGS}
82LINTLIBFLAGS	?=	-cghapbxu -C ${LIB}
83
84MAKE		?=	make
85
86OBJC		?=	cc
87OBJCFLAGS	?=	${OBJCINCLUDES} ${CFLAGS} -Wno-import
88
89PC		?=	pc
90PFLAGS		?=
91
92RC		?=	f77
93RFLAGS		?=
94
95SHELL		?=	sh
96
97YACC		?=	yacc
98.if defined(%POSIX)
99YFLAGS		?=
100.else
101YFLAGS		?=	-d
102.endif
103
104# FreeBSD/i386 has traditionally been built with a version of make
105# which knows MACHINE, but not MACHINE_ARCH. When building on other
106# architectures, assume that the version of make being used has an
107# explicit MACHINE_ARCH setting and treat a missing MACHINE_ARCH
108# as an i386 architecture.
109MACHINE_ARCH	?=	i386
110
111.if defined(%POSIX)
112
113# Posix 1003.2 mandated rules
114#
115# Quoted directly from the Posix 1003.2 draft, only the macros
116# $@, $< and $* have been replaced by ${.TARGET}, ${.IMPSRC}, and
117# ${.PREFIX}, resp.
118
119# SINGLE SUFFIX RULES
120.c:
121	${CC} ${CFLAGS} ${LDFLAGS} -o ${.TARGET} ${.IMPSRC}
122
123.f:
124	${FC} ${FFLAGS} ${LDFLAGS} -o ${.TARGET} ${.IMPSRC}
125
126.sh:
127	cp ${.IMPSRC} ${.TARGET}
128	chmod a+x ${.TARGET}
129
130# DOUBLE SUFFIX RULES
131
132.c.o:
133	${CC} ${CFLAGS} -c ${.IMPSRC}
134
135.f.o:
136	${FC} ${FFLAGS} -c ${.IMPSRC}
137
138.y.o:
139	${YACC} ${YFLAGS} ${.IMPSRC}
140	${CC} ${CFLAGS} -c y.tab.c
141	rm -f y.tab.c
142	mv y.tab.o ${.TARGET}
143
144.l.o:
145	${LEX} ${LFLAGS} ${.IMPSRC}
146	${CC} ${CFLAGS} -c lex.yy.c
147	rm -f lex.yy.c
148	mv lex.yy.o ${.TARGET}
149
150.y.c:
151	${YACC} ${YFLAGS} ${.IMPSRC}
152	mv y.tab.c ${.TARGET}
153
154.l.c:
155	${LEX} ${LFLAGS} ${.IMPSRC}
156	mv lex.yy.c ${.TARGET}
157
158.c.a:
159	${CC} ${CFLAGS} -c ${.IMPSRC}
160	${AR} ${ARFLAGS} ${.TARGET} ${.PREFIX}.o
161	rm -f ${.PREFIX}.o
162
163.f.a:
164	${FC} ${FFLAGS} -c ${.IMPSRC}
165	${AR} ${ARFLAGS} ${.TARGET} ${.PREFIX}.o
166	rm -f ${.PREFIX}.o
167
168.else
169
170# non-Posix rule set
171
172.sh:
173	cp -p ${.IMPSRC} ${.TARGET}
174	chmod a+x ${.TARGET}
175
176.c.ln:
177	${LINT} ${LINTOBJFLAGS} ${CFLAGS:M-[DIU]*} ${.IMPSRC} || \
178	    touch ${.TARGET}
179
180.cc.ln .C.ln .cpp.ln .cxx.ln:
181	${LINT} ${LINTOBJFLAGS} ${CXXFLAGS:M-[DIU]*} ${.IMPSRC} || \
182	    touch ${.TARGET}
183
184.c:
185	${CC} ${CFLAGS} ${LDFLAGS} ${.IMPSRC} ${LDLIBS} -o ${.TARGET}
186
187.c.o:
188	${CC} ${CFLAGS} -c ${.IMPSRC}
189
190.cc .cpp .cxx .C:
191	${CXX} ${CXXFLAGS} ${LDFLAGS} ${.IMPSRC} ${LDLIBS} -o ${.TARGET}
192
193.cc.o .cpp.o .cxx.o .C.o:
194	${CXX} ${CXXFLAGS} -c ${.IMPSRC}
195
196.m.o:
197	${OBJC} ${OBJCFLAGS} -c ${.IMPSRC}
198
199.p.o:
200	${PC} ${PFLAGS} -c ${.IMPSRC}
201
202.e .r .F .f:
203	${FC} ${RFLAGS} ${EFLAGS} ${FFLAGS} ${LDFLAGS} ${.IMPSRC} ${LDLIBS} \
204	    -o ${.TARGET}
205
206.e.o .r.o .F.o .f.o:
207	${FC} ${RFLAGS} ${EFLAGS} ${FFLAGS} -c ${.IMPSRC}
208
209.S.o:
210	${CC} ${CFLAGS} -c ${.IMPSRC}
211
212.asm.o:
213	${CC} -x assembler-with-cpp ${CFLAGS} -c ${.IMPSRC}
214
215.s.o:
216	${AS} ${AFLAGS} -o ${.TARGET} ${.IMPSRC}
217
218# XXX not -j safe
219.y.o:
220	${YACC} ${YFLAGS} ${.IMPSRC}
221	${CC} ${CFLAGS} -c y.tab.c -o ${.TARGET}
222	rm -f y.tab.c
223
224.l.o:
225	${LEX} -t ${LFLAGS} ${.IMPSRC} > ${.PREFIX}.tmp.c
226	${CC} ${CFLAGS} -c ${.PREFIX}.tmp.c -o ${.TARGET}
227	rm -f ${.PREFIX}.tmp.c
228
229# XXX not -j safe
230.y.c:
231	${YACC} ${YFLAGS} ${.IMPSRC}
232	mv y.tab.c ${.TARGET}
233
234.l.c:
235	${LEX} -t ${LFLAGS} ${.IMPSRC} > ${.TARGET}
236
237.s.out .c.out .o.out:
238	${CC} ${CFLAGS} ${LDFLAGS} ${.IMPSRC} ${LDLIBS} -o ${.TARGET}
239
240.f.out .F.out .r.out .e.out:
241	${FC} ${EFLAGS} ${RFLAGS} ${FFLAGS} ${LDFLAGS} ${.IMPSRC} \
242	    ${LDLIBS} -o ${.TARGET}
243	rm -f ${.PREFIX}.o
244
245# XXX not -j safe
246.y.out:
247	${YACC} ${YFLAGS} ${.IMPSRC}
248	${CC} ${CFLAGS} ${LDFLAGS} y.tab.c ${LDLIBS} -ly -o ${.TARGET}
249	rm -f y.tab.c
250
251.l.out:
252	${LEX} -t ${LFLAGS} ${.IMPSRC} > ${.PREFIX}.tmp.c
253	${CC} ${CFLAGS} ${LDFLAGS} ${.PREFIX}.tmp.c ${LDLIBS} -ll -o ${.TARGET}
254	rm -f ${.PREFIX}.tmp.c
255
256# FreeBSD build pollution.  Hide it in the non-POSIX part of the ifdef.
257__MAKE_CONF?=/etc/make.conf
258.if exists(${__MAKE_CONF})
259.include "${__MAKE_CONF}"
260.endif
261
262# Default executable format
263# XXX hint for bsd.port.mk
264OBJFORMAT?=	elf
265
266.endif
267
268.include <bsd.cpu.mk>
269