xref: /freebsd/share/mk/sys.mk (revision 2b743a9e9ddc6736208dc8ca1ce06ce64ad20a19) 
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
22AR		?=	ar
23.if defined(%POSIX)
24ARFLAGS		?=	-rv
25.else
26ARFLAGS		?=	rl
27.endif
28RANLIB		?=	ranlib
29
30AS		?=	as
31AFLAGS		?=
32
33.if defined(%POSIX)
34CC		?=	c89
35CFLAGS		?=	-O
36.else
37CC		?=	cc
38CFLAGS		?=	-O2 -fno-strict-aliasing -pipe
39.endif
40
41CXX		?=	c++
42CXXFLAGS	?=	${CFLAGS:N-std=*:N-Wnested-externs:N-W*-prototypes}
43
44CPP		?=	cpp
45
46.if empty(.MAKEFLAGS:M-s)
47ECHO		?=	echo
48ECHODIR		?=	echo
49.else
50ECHO		?=	true
51.if ${.MAKEFLAGS:M-s} == "-s"
52ECHODIR		?=	echo
53.else
54ECHODIR		?=	true
55.endif
56.endif
57
58.if !empty(.MAKEFLAGS:M-n) && ${.MAKEFLAGS:M-n} == "-n"
59_+_		?=
60.else
61_+_		?=	+
62.endif
63
64.if defined(%POSIX)
65FC		?=	fort77
66FFLAGS		?=	-O 1
67.else
68FC		?=	f77
69FFLAGS		?=	-O
70.endif
71EFLAGS		?=
72
73INSTALL		?=	install
74
75LEX		?=	lex
76LFLAGS		?=
77
78LD		?=	ld
79LDFLAGS		?=
80
81LINT		?=	lint
82LINTFLAGS	?=	-cghapbx
83LINTKERNFLAGS	?=	${LINTFLAGS}
84LINTOBJFLAGS	?=	-cghapbxu -i
85LINTOBJKERNFLAGS?=	${LINTOBJFLAGS}
86LINTLIBFLAGS	?=	-cghapbxu -C ${LIB}
87
88MAKE		?=	make
89
90OBJC		?=	cc
91OBJCFLAGS	?=	${OBJCINCLUDES} ${CFLAGS} -Wno-import
92
93PC		?=	pc
94PFLAGS		?=
95
96RC		?=	f77
97RFLAGS		?=
98
99SHELL		?=	sh
100
101YACC		?=	yacc
102.if defined(%POSIX)
103YFLAGS		?=
104.else
105YFLAGS		?=	-d
106.endif
107
108.if defined(%POSIX)
109
110# Posix 1003.2 mandated rules
111#
112# Quoted directly from the Posix 1003.2 draft, only the macros
113# $@, $< and $* have been replaced by ${.TARGET}, ${.IMPSRC}, and
114# ${.PREFIX}, resp.
115
116# SINGLE SUFFIX RULES
117.c:
118	${CC} ${CFLAGS} ${LDFLAGS} -o ${.TARGET} ${.IMPSRC}
119
120.f:
121	${FC} ${FFLAGS} ${LDFLAGS} -o ${.TARGET} ${.IMPSRC}
122
123.sh:
124	cp ${.IMPSRC} ${.TARGET}
125	chmod a+x ${.TARGET}
126
127# DOUBLE SUFFIX RULES
128
129.c.o:
130	${CC} ${CFLAGS} -c ${.IMPSRC}
131
132.f.o:
133	${FC} ${FFLAGS} -c ${.IMPSRC}
134
135.y.o:
136	${YACC} ${YFLAGS} ${.IMPSRC}
137	${CC} ${CFLAGS} -c y.tab.c
138	rm -f y.tab.c
139	mv y.tab.o ${.TARGET}
140
141.l.o:
142	${LEX} ${LFLAGS} ${.IMPSRC}
143	${CC} ${CFLAGS} -c lex.yy.c
144	rm -f lex.yy.c
145	mv lex.yy.o ${.TARGET}
146
147.y.c:
148	${YACC} ${YFLAGS} ${.IMPSRC}
149	mv y.tab.c ${.TARGET}
150
151.l.c:
152	${LEX} ${LFLAGS} ${.IMPSRC}
153	mv lex.yy.c ${.TARGET}
154
155.c.a:
156	${CC} ${CFLAGS} -c ${.IMPSRC}
157	${AR} ${ARFLAGS} ${.TARGET} ${.PREFIX}.o
158	rm -f ${.PREFIX}.o
159
160.f.a:
161	${FC} ${FFLAGS} -c ${.IMPSRC}
162	${AR} ${ARFLAGS} ${.TARGET} ${.PREFIX}.o
163	rm -f ${.PREFIX}.o
164
165.else
166
167# non-Posix rule set
168
169.sh:
170	cp -p ${.IMPSRC} ${.TARGET}
171	chmod a+x ${.TARGET}
172
173.c.ln:
174	${LINT} ${LINTOBJFLAGS} ${CFLAGS:M-[DIU]*} ${.IMPSRC} || \
175	    touch ${.TARGET}
176
177.cc.ln .C.ln .cpp.ln .cxx.ln:
178	${LINT} ${LINTOBJFLAGS} ${CXXFLAGS:M-[DIU]*} ${.IMPSRC} || \
179	    touch ${.TARGET}
180
181.c:
182	${CC} ${CFLAGS} ${LDFLAGS} ${.IMPSRC} ${LDLIBS} -o ${.TARGET}
183
184.c.o:
185	${CC} ${CFLAGS} -c ${.IMPSRC}
186
187.cc .cpp .cxx .C:
188	${CXX} ${CXXFLAGS} ${LDFLAGS} ${.IMPSRC} ${LDLIBS} -o ${.TARGET}
189
190.cc.o .cpp.o .cxx.o .C.o:
191	${CXX} ${CXXFLAGS} -c ${.IMPSRC}
192
193.m.o:
194	${OBJC} ${OBJCFLAGS} -c ${.IMPSRC}
195
196.p.o:
197	${PC} ${PFLAGS} -c ${.IMPSRC}
198
199.e .r .F .f:
200	${FC} ${RFLAGS} ${EFLAGS} ${FFLAGS} ${LDFLAGS} ${.IMPSRC} ${LDLIBS} \
201	    -o ${.TARGET}
202
203.e.o .r.o .F.o .f.o:
204	${FC} ${RFLAGS} ${EFLAGS} ${FFLAGS} -c ${.IMPSRC}
205
206.S.o:
207	${CC} ${CFLAGS} -c ${.IMPSRC}
208
209.asm.o:
210	${CC} -x assembler-with-cpp ${CFLAGS} -c ${.IMPSRC}
211
212.s.o:
213	${AS} ${AFLAGS} -o ${.TARGET} ${.IMPSRC}
214
215# XXX not -j safe
216.y.o:
217	${YACC} ${YFLAGS} ${.IMPSRC}
218	${CC} ${CFLAGS} -c y.tab.c -o ${.TARGET}
219	rm -f y.tab.c
220
221.l.o:
222	${LEX} -t ${LFLAGS} ${.IMPSRC} > ${.PREFIX}.tmp.c
223	${CC} ${CFLAGS} -c ${.PREFIX}.tmp.c -o ${.TARGET}
224	rm -f ${.PREFIX}.tmp.c
225
226# XXX not -j safe
227.y.c:
228	${YACC} ${YFLAGS} ${.IMPSRC}
229	mv y.tab.c ${.TARGET}
230
231.l.c:
232	${LEX} -t ${LFLAGS} ${.IMPSRC} > ${.TARGET}
233
234.s.out .c.out .o.out:
235	${CC} ${CFLAGS} ${LDFLAGS} ${.IMPSRC} ${LDLIBS} -o ${.TARGET}
236
237.f.out .F.out .r.out .e.out:
238	${FC} ${EFLAGS} ${RFLAGS} ${FFLAGS} ${LDFLAGS} ${.IMPSRC} \
239	    ${LDLIBS} -o ${.TARGET}
240	rm -f ${.PREFIX}.o
241
242# XXX not -j safe
243.y.out:
244	${YACC} ${YFLAGS} ${.IMPSRC}
245	${CC} ${CFLAGS} ${LDFLAGS} y.tab.c ${LDLIBS} -ly -o ${.TARGET}
246	rm -f y.tab.c
247
248.l.out:
249	${LEX} -t ${LFLAGS} ${.IMPSRC} > ${.PREFIX}.tmp.c
250	${CC} ${CFLAGS} ${LDFLAGS} ${.PREFIX}.tmp.c ${LDLIBS} -ll -o ${.TARGET}
251	rm -f ${.PREFIX}.tmp.c
252
253# FreeBSD build pollution.  Hide it in the non-POSIX part of the ifdef.
254__MAKE_CONF?=/etc/make.conf
255.if exists(${__MAKE_CONF})
256.include "${__MAKE_CONF}"
257.endif
258
259# Default executable format
260# XXX hint for bsd.port.mk
261OBJFORMAT?=	elf
262
263# Toggle on warnings
264.WARN: dirsyntax
265
266.endif
267
268.include <bsd.compat.mk>
269.include <bsd.cpu.mk>
270