xref: /netbsd/share/mk/bsd.sys.mk (revision c4a72b64) 
1#	$NetBSD: bsd.sys.mk,v 1.82 2002/11/25 03:03:13 thorpej Exp $
2#
3# Build definitions used for NetBSD source tree builds.
4
5.if !target(__bsd_sys_mk__)
6__bsd_sys_mk__:
7
8.if defined(WARNS)
9.if ${WARNS} > 0
10CFLAGS+=	-Wall -Wstrict-prototypes -Wmissing-prototypes -Wpointer-arith
11#CFLAGS+=	-Wmissing-declarations -Wredundant-decls -Wnested-externs
12# Add -Wno-sign-compare.  -Wsign-compare is included in -Wall as of GCC 3.3,
13# but our sources aren't up for it yet.
14CFLAGS+=	-Wno-sign-compare
15# XXX Delete -Wuninitialized by default for now -- the compiler doesn't
16# XXX always get it right.
17CFLAGS+=	-Wno-uninitialized
18.endif
19.if ${WARNS} > 1
20CFLAGS+=	-Wreturn-type -Wswitch -Wshadow
21.endif
22.if ${WARNS} > 2
23CFLAGS+=	-Wcast-qual -Wwrite-strings
24.endif
25.endif
26
27.if defined(WFORMAT) && defined(FORMAT_AUDIT)
28.if ${WFORMAT} > 1
29CFLAGS+=	-Wnetbsd-format-audit -Wno-format-extra-args
30.endif
31.endif
32
33CPPFLAGS+=	${AUDIT:D-D__AUDIT__}
34CFLAGS+=	${CWARNFLAGS} ${NOGCCERROR:D:U-Werror}
35LINTFLAGS+=	${DESTDIR:D-d ${DESTDIR}/usr/include}
36
37.if defined(MKSOFTFLOAT) && (${MKSOFTFLOAT} != "no")
38COPTS+=		-msoft-float
39FOPTS+=		-msoft-float
40.endif
41
42.if defined(MKIEEEFP) && (${MKIEEEFP} != "no")
43.if ${MACHINE_ARCH} == "alpha"
44CFLAGS+=	-mieee
45FFLAGS+=	-mieee
46.endif
47.endif
48
49.if ${MACHINE} == "sparc64" && ${MACHINE_ARCH} == "sparc"
50CFLAGS+=	-Wa,-Av8plus
51.endif
52
53# Helpers for cross-compiling
54HOST_CC?=	cc
55HOST_CFLAGS?=	-O
56HOST_COMPILE.c?=${HOST_CC} ${HOST_CFLAGS} ${HOST_CPPFLAGS} -c
57HOST_LINK.c?=	${HOST_CC} ${HOST_CFLAGS} ${HOST_CPPFLAGS} ${HOST_LDFLAGS}
58
59HOST_CXX?=	c++
60HOST_CXXFLAGS?=	-O
61
62HOST_CPP?=	cpp
63HOST_CPPFLAGS?=
64
65HOST_LD?=	ld
66HOST_LDFLAGS?=
67
68HOST_AR?=	ar
69HOST_RANLIB?=	ranlib
70
71CAP_MKDB?=	cap_mkdb
72CAT?=		cat
73CKSUM?=		cksum
74CONFIG?=	config
75CRUNCHGEN?=	crunchgen
76ELF2ECOFF?=	elf2ecoff
77FGEN?=		fgen
78GROFF?=		groff
79INSTALLBOOT?=	installboot
80MAKEFS?=	makefs
81MDSETIMAGE?=	mdsetimage
82MKDEP?=		mkdep
83MKLOCALE?=	mklocale
84MTREE?=		mtree
85OBJCOPY?=	objcopy
86PAX?=		pax
87PWD_MKDB?=	pwd_mkdb
88RPCGEN?=	rpcgen
89STRIP?=		strip
90
91.SUFFIXES:	.m .o .ln .lo
92
93# Objective C
94# (Defined here rather than in <sys.mk> because `.m' is not just
95#  used for Objective C source)
96.m:
97	${LINK.m} -o ${.TARGET} ${.IMPSRC} ${LDLIBS}
98.m.o:
99	${COMPILE.m} ${.IMPSRC}
100
101# Host-compiled C objects
102# The intermediate step is necessary for Sun CC, which objects to calling
103# object files anything but *.o
104.c.lo:
105	${HOST_COMPILE.c} -o ${.TARGET}.o ${.IMPSRC}
106	mv ${.TARGET}.o ${.TARGET}
107
108# Lex
109LPREFIX?=	yy
110LFLAGS+=	-P${LPREFIX}
111
112.l.o: # remove to force use of .l.c->.c.o transforms
113.l:
114	${LEX.l} -o${.TARGET:R}.${LPREFIX}.c ${.IMPSRC}
115	${LINK.c} -o ${.TARGET} ${.TARGET:R}.${LPREFIX}.c ${LDLIBS} -ll
116	rm -f ${.TARGET:R}.${LPREFIX}.c
117.l.c:
118	${LEX.l} -o${.TARGET} ${.IMPSRC}
119
120# Yacc
121YFLAGS+=	${YPREFIX:D-p${YPREFIX}} ${YHEADER:D-d}
122
123.y.o: # remove to force use of .y.c->.c.o transforms
124.y:
125	${YACC.y} -b ${.TARGET:R} ${.IMPSRC}
126	${LINK.c} -o ${.TARGET} ${.TARGET:R}.tab.c ${LDLIBS}
127	rm -f ${.TARGET:R}.tab.[ch]
128.y.c:
129	${YACC.y} -o ${.TARGET} ${.IMPSRC}
130
131.ifdef YHEADER
132.y.h: ${.TARGET:.h=.c}
133.endif
134
135.endif	# __bsd_sys_mk__
136