xref: /freebsd/share/mk/sys.mk (revision d056fa046c6a91b90cd98165face0e42a33a5173) 
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		?=	-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.if defined(%POSIX)
111
112# Posix 1003.2 mandated rules
113#
114# Quoted directly from the Posix 1003.2 draft, only the macros
115# $@, $< and $* have been replaced by ${.TARGET}, ${.IMPSRC}, and
116# ${.PREFIX}, resp.
117
118# SINGLE SUFFIX RULES
119.c:
120	${CC} ${CFLAGS} ${LDFLAGS} -o ${.TARGET} ${.IMPSRC}
121
122.f:
123	${FC} ${FFLAGS} ${LDFLAGS} -o ${.TARGET} ${.IMPSRC}
124
125.sh:
126	cp ${.IMPSRC} ${.TARGET}
127	chmod a+x ${.TARGET}
128
129# DOUBLE SUFFIX RULES
130
131.c.o:
132	${CC} ${CFLAGS} -c ${.IMPSRC}
133
134.f.o:
135	${FC} ${FFLAGS} -c ${.IMPSRC}
136
137.y.o:
138	${YACC} ${YFLAGS} ${.IMPSRC}
139	${CC} ${CFLAGS} -c y.tab.c
140	rm -f y.tab.c
141	mv y.tab.o ${.TARGET}
142
143.l.o:
144	${LEX} ${LFLAGS} ${.IMPSRC}
145	${CC} ${CFLAGS} -c lex.yy.c
146	rm -f lex.yy.c
147	mv lex.yy.o ${.TARGET}
148
149.y.c:
150	${YACC} ${YFLAGS} ${.IMPSRC}
151	mv y.tab.c ${.TARGET}
152
153.l.c:
154	${LEX} ${LFLAGS} ${.IMPSRC}
155	mv lex.yy.c ${.TARGET}
156
157.c.a:
158	${CC} ${CFLAGS} -c ${.IMPSRC}
159	${AR} ${ARFLAGS} ${.TARGET} ${.PREFIX}.o
160	rm -f ${.PREFIX}.o
161
162.f.a:
163	${FC} ${FFLAGS} -c ${.IMPSRC}
164	${AR} ${ARFLAGS} ${.TARGET} ${.PREFIX}.o
165	rm -f ${.PREFIX}.o
166
167.else
168
169# non-Posix rule set
170
171.sh:
172	cp -p ${.IMPSRC} ${.TARGET}
173	chmod a+x ${.TARGET}
174
175.c.ln:
176	${LINT} ${LINTOBJFLAGS} ${CFLAGS:M-[DIU]*} ${.IMPSRC} || \
177	    touch ${.TARGET}
178
179.cc.ln .C.ln .cpp.ln .cxx.ln:
180	${LINT} ${LINTOBJFLAGS} ${CXXFLAGS:M-[DIU]*} ${.IMPSRC} || \
181	    touch ${.TARGET}
182
183.c:
184	${CC} ${CFLAGS} ${LDFLAGS} ${.IMPSRC} ${LDLIBS} -o ${.TARGET}
185
186.c.o:
187	${CC} ${CFLAGS} -c ${.IMPSRC}
188
189.cc .cpp .cxx .C:
190	${CXX} ${CXXFLAGS} ${LDFLAGS} ${.IMPSRC} ${LDLIBS} -o ${.TARGET}
191
192.cc.o .cpp.o .cxx.o .C.o:
193	${CXX} ${CXXFLAGS} -c ${.IMPSRC}
194
195.m.o:
196	${OBJC} ${OBJCFLAGS} -c ${.IMPSRC}
197
198.p.o:
199	${PC} ${PFLAGS} -c ${.IMPSRC}
200
201.e .r .F .f:
202	${FC} ${RFLAGS} ${EFLAGS} ${FFLAGS} ${LDFLAGS} ${.IMPSRC} ${LDLIBS} \
203	    -o ${.TARGET}
204
205.e.o .r.o .F.o .f.o:
206	${FC} ${RFLAGS} ${EFLAGS} ${FFLAGS} -c ${.IMPSRC}
207
208.S.o:
209	${CC} ${CFLAGS} -c ${.IMPSRC}
210
211.asm.o:
212	${CC} -x assembler-with-cpp ${CFLAGS} -c ${.IMPSRC}
213
214.s.o:
215	${AS} ${AFLAGS} -o ${.TARGET} ${.IMPSRC}
216
217# XXX not -j safe
218.y.o:
219	${YACC} ${YFLAGS} ${.IMPSRC}
220	${CC} ${CFLAGS} -c y.tab.c -o ${.TARGET}
221	rm -f y.tab.c
222
223.l.o:
224	${LEX} -t ${LFLAGS} ${.IMPSRC} > ${.PREFIX}.tmp.c
225	${CC} ${CFLAGS} -c ${.PREFIX}.tmp.c -o ${.TARGET}
226	rm -f ${.PREFIX}.tmp.c
227
228# XXX not -j safe
229.y.c:
230	${YACC} ${YFLAGS} ${.IMPSRC}
231	mv y.tab.c ${.TARGET}
232
233.l.c:
234	${LEX} -t ${LFLAGS} ${.IMPSRC} > ${.TARGET}
235
236.s.out .c.out .o.out:
237	${CC} ${CFLAGS} ${LDFLAGS} ${.IMPSRC} ${LDLIBS} -o ${.TARGET}
238
239.f.out .F.out .r.out .e.out:
240	${FC} ${EFLAGS} ${RFLAGS} ${FFLAGS} ${LDFLAGS} ${.IMPSRC} \
241	    ${LDLIBS} -o ${.TARGET}
242	rm -f ${.PREFIX}.o
243
244# XXX not -j safe
245.y.out:
246	${YACC} ${YFLAGS} ${.IMPSRC}
247	${CC} ${CFLAGS} ${LDFLAGS} y.tab.c ${LDLIBS} -ly -o ${.TARGET}
248	rm -f y.tab.c
249
250.l.out:
251	${LEX} -t ${LFLAGS} ${.IMPSRC} > ${.PREFIX}.tmp.c
252	${CC} ${CFLAGS} ${LDFLAGS} ${.PREFIX}.tmp.c ${LDLIBS} -ll -o ${.TARGET}
253	rm -f ${.PREFIX}.tmp.c
254
255# FreeBSD build pollution.  Hide it in the non-POSIX part of the ifdef.
256__MAKE_CONF?=/etc/make.conf
257.if exists(${__MAKE_CONF})
258.include "${__MAKE_CONF}"
259.endif
260
261# Default executable format
262# XXX hint for bsd.port.mk
263OBJFORMAT?=	elf
264
265# Toggle on warnings
266.WARN: dirsyntax
267
268.endif
269
270.include <bsd.compat.mk>
271.include <bsd.cpu.mk>
272