xref: /netbsd-src/share/mk/bsd.sys.mk (revision 8b0f9554ff8762542c4defc4f70e1eb76fb508fa)
1#	$NetBSD: bsd.sys.mk,v 1.156 2007/11/12 14:54:43 jmmv Exp $
2#
3# Build definitions used for NetBSD source tree builds.
4
5.if !defined(_BSD_SYS_MK_)
6_BSD_SYS_MK_=1
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. Also, add -Wno-traditional because
14# gcc includes #elif in the warnings, which is 'this code will not compile
15# in a traditional environment' warning, as opposed to 'this code behaves
16# differently in traditional and ansi environments' which is the warning
17# we wanted, and now we don't get anymore.
18CFLAGS+=	-Wno-sign-compare -Wno-traditional
19.endif
20.if ${WARNS} > 1
21CFLAGS+=	-Wreturn-type -Wswitch -Wshadow
22.endif
23.if ${WARNS} > 2
24CFLAGS+=	-Wcast-qual -Wwrite-strings
25CFLAGS+=	-Wextra -Wno-unused-parameter
26CXXFLAGS+=	-Wabi
27CXXFLAGS+=	-Wold-style-cast
28CXXFLAGS+=	-Wctor-dtor-privacy -Wnon-virtual-dtor -Wreorder \
29		-Wno-deprecated -Wno-non-template-friend \
30		-Woverloaded-virtual -Wno-pmf-conversions -Wsign-promo -Wsynth
31.endif
32.if ${WARNS} > 3 && ${HAVE_GCC} >= 3
33CFLAGS+=	-std=gnu99
34.endif
35.endif
36
37CPPFLAGS+=	${AUDIT:D-D__AUDIT__}
38CFLAGS+=	${CWARNFLAGS} ${NOGCCERROR:D:U-Werror}
39LINTFLAGS+=	${DESTDIR:D-d ${DESTDIR}/usr/include}
40
41.if (${MACHINE_ARCH} == "alpha") || (${MACHINE_ARCH} == "hppa") || \
42	(${MACHINE_ARCH} == "mipsel") || (${MACHINE_ARCH} == "mipseb")
43HAS_SSP=	no
44.else
45HAS_SSP=	yes
46.endif
47
48.if defined(USE_FORT) && (${USE_FORT} != "no")
49USE_SSP?=	yes
50.if !defined(KERNSRCDIR) && !defined(KERN) # not for kernels nor kern modules
51CPPFLAGS+=	-D_FORTIFY_SOURCE=2
52.endif
53.endif
54
55.if defined(USE_SSP) && (${USE_SSP} != "no") && (${BINDIR:Ux} != "/usr/mdec")
56.if ${HAS_SSP} == "yes"
57COPTS+=		-fstack-protector -Wstack-protector --param ssp-buffer-size=1
58.endif
59.endif
60
61.if defined(MKSOFTFLOAT) && (${MKSOFTFLOAT} != "no")
62COPTS+=		-msoft-float
63FOPTS+=		-msoft-float
64.endif
65
66.if defined(MKIEEEFP) && (${MKIEEEFP} != "no")
67.if ${MACHINE_ARCH} == "alpha"
68CFLAGS+=	-mieee
69FFLAGS+=	-mieee
70.endif
71.endif
72
73.if ${MACHINE} == "sparc64" && ${MACHINE_ARCH} == "sparc"
74CFLAGS+=	-Wa,-Av8plus
75.endif
76
77.if ${MACHINE_ARCH} == "ns32k"
78CFLAGS+=	-Wno-uninitialized
79.endif
80
81CFLAGS+=	${CPUFLAGS}
82AFLAGS+=	${CPUFLAGS}
83
84# Helpers for cross-compiling
85HOST_CC?=	cc
86HOST_CFLAGS?=	-O
87HOST_COMPILE.c?=${HOST_CC} ${HOST_CFLAGS} ${HOST_CPPFLAGS} -c
88HOST_COMPILE.cc?=      ${HOST_CXX} ${HOST_CXXFLAGS} ${HOST_CPPFLAGS} -c
89.if defined(HOSTPROG_CXX)
90HOST_LINK.c?=	${HOST_CXX} ${HOST_CXXFLAGS} ${HOST_CPPFLAGS} ${HOST_LDFLAGS}
91.else
92HOST_LINK.c?=	${HOST_CC} ${HOST_CFLAGS} ${HOST_CPPFLAGS} ${HOST_LDFLAGS}
93.endif
94
95HOST_CXX?=	c++
96HOST_CXXFLAGS?=	-O
97
98HOST_CPP?=	cpp
99HOST_CPPFLAGS?=
100
101HOST_LD?=	ld
102HOST_LDFLAGS?=
103
104HOST_AR?=	ar
105HOST_RANLIB?=	ranlib
106
107HOST_LN?=	ln
108
109HOST_SED?=	sed
110
111.if !empty(HOST_CYGWIN)
112HOST_SH?=	/usr/bin/bash
113.else
114HOST_SH?=	sh
115.endif
116
117ELF2ECOFF?=	elf2ecoff
118MKDEP?=		mkdep
119OBJCOPY?=	objcopy
120OBJDUMP?=	objdump
121PAXCTL?=	paxctl
122STRIP?=		strip
123
124AWK?=		awk
125
126TOOL_ASN1_COMPILE?=	asn1_compile
127TOOL_ATF_COMPILE?=	atf-compile
128TOOL_CAP_MKDB?=		cap_mkdb
129TOOL_CAT?=		cat
130TOOL_CKSUM?=		cksum
131TOOL_COMPILE_ET?=	compile_et
132TOOL_CONFIG?=		config
133TOOL_CRUNCHGEN?=	crunchgen
134TOOL_CTAGS?=		ctags
135TOOL_DB?=		db
136TOOL_EQN?=		eqn
137TOOL_FGEN?=		fgen
138TOOL_GENASSYM?=		genassym
139TOOL_GENCAT?=		gencat
140TOOL_GROFF?=		groff
141TOOL_HEXDUMP?=		hexdump
142TOOL_INDXBIB?=		indxbib
143TOOL_INSTALLBOOT?=	installboot
144TOOL_INSTALL_INFO?=	install-info
145TOOL_JOIN?=		join
146TOOL_M4?=		m4
147TOOL_MAKEFS?=		makefs
148TOOL_MAKEINFO?=		makeinfo
149TOOL_MAKEWHATIS?=	/usr/libexec/makewhatis
150TOOL_MDSETIMAGE?=	mdsetimage
151TOOL_MENUC?=		menuc
152TOOL_MKCSMAPPER?=	mkcsmapper
153TOOL_MKESDB?=		mkesdb
154TOOL_MKLOCALE?=		mklocale
155TOOL_MKMAGIC?=		file
156TOOL_MKTEMP?=		mktemp
157TOOL_MSGC?=		msgc
158TOOL_MTREE?=		mtree
159TOOL_PAX?=		pax
160TOOL_PIC?=		pic
161TOOL_PREPMKBOOTIMAGE?=	prep-mkbootimage
162TOOL_PWD_MKDB?=		pwd_mkdb
163TOOL_REFER?=		refer
164TOOL_ROFF_ASCII?=	nroff
165TOOL_ROFF_DVI?=		${TOOL_GROFF} -Tdvi
166TOOL_ROFF_HTML?=	${TOOL_GROFF} -Tlatin1 -mdoc2html
167TOOL_ROFF_PS?=		${TOOL_GROFF} -Tps
168TOOL_ROFF_RAW?=		${TOOL_GROFF} -Z
169TOOL_RPCGEN?=		rpcgen
170TOOL_SED?=		sed
171TOOL_SOELIM?=		soelim
172TOOL_STAT?=		stat
173TOOL_SPARKCRC?=		sparkcrc
174TOOL_SUNLABEL?=		sunlabel
175TOOL_TBL?=		tbl
176TOOL_UUDECODE?=		uudecode
177TOOL_VGRIND?=		vgrind -f
178TOOL_ZIC?=		zic
179
180.SUFFIXES:	.o .ln .lo .c .cc .cpp .cxx .C .m ${YHEADER:D.h}
181
182# C
183.c.o:
184	${_MKTARGET_COMPILE}
185	${COMPILE.c} ${COPTS.${.IMPSRC:T}} ${CPUFLAGS.${.IMPSRC:T}} ${CPPFLAGS.${.IMPSRC:T}} ${.IMPSRC}
186
187.c.ln:
188	${_MKTARGET_COMPILE}
189	${LINT} ${LINTFLAGS} \
190	    ${CPPFLAGS:C/-([IDU])[  ]*/-\1/Wg:M-[IDU]*} \
191	    ${CPPFLAGS.${.IMPSRC:T}:C/-([IDU])[  ]*/-\1/Wg:M-[IDU]*} \
192	    -i ${.IMPSRC}
193
194# C++
195.cc.o .cpp.o .cxx.o .C.o:
196	${_MKTARGET_COMPILE}
197	${COMPILE.cc} ${COPTS.${.IMPSRC:T}} ${CPUFLAGS.${.IMPSRC:T}} ${CPPFLAGS.${.IMPSRC:T}} ${.IMPSRC}
198
199# Objective C
200# (Defined here rather than in <sys.mk> because `.m' is not just
201#  used for Objective C source)
202.m.o:
203	${_MKTARGET_COMPILE}
204	${COMPILE.m} ${OBJCOPTS} ${OBJCOPTS.${.IMPSRC:T}} ${.IMPSRC}
205
206# Host-compiled C objects
207# The intermediate step is necessary for Sun CC, which objects to calling
208# object files anything but *.o
209.c.lo:
210	${_MKTARGET_COMPILE}
211	${HOST_COMPILE.c} -o ${.TARGET}.o ${COPTS.${.IMPSRC:T}} ${CPUFLAGS.${.IMPSRC:T}} ${CPPFLAGS.${.IMPSRC:T}} ${.IMPSRC}
212	mv ${.TARGET}.o ${.TARGET}
213
214# C++
215.cc.lo .cpp.lo .cxx.lo .C.lo:
216	${_MKTARGET_COMPILE}
217	${HOST_COMPILE.cc} -o ${.TARGET}.o ${COPTS.${.IMPSRC:T}} ${CPUFLAGS.${.IMPSRC:T}} ${CPPFLAGS.${.IMPSRC:T}} ${.IMPSRC}
218	mv ${.TARGET}.o ${.TARGET}
219
220# Assembly
221.s.o:
222	${_MKTARGET_COMPILE}
223	${COMPILE.s} ${COPTS.${.IMPSRC:T}} ${CPUFLAGS.${.IMPSRC:T}} ${CPPFLAGS.${.IMPSRC:T}} ${.IMPSRC}
224
225.S.o:
226	${_MKTARGET_COMPILE}
227	${COMPILE.S} ${COPTS.${.IMPSRC:T}} ${CPUFLAGS.${.IMPSRC:T}} ${CPPFLAGS.${.IMPSRC:T}} ${.IMPSRC}
228
229# Lex
230LPREFIX?=	yy
231LFLAGS+=	-P${LPREFIX}
232
233.l.c:
234	${_MKTARGET_LEX}
235	${LEX.l} -o${.TARGET} ${.IMPSRC}
236
237# Yacc
238YFLAGS+=	${YPREFIX:D-p${YPREFIX}} ${YHEADER:D-d}
239
240.y.c:
241	${_MKTARGET_YACC}
242	${YACC.y} -o ${.TARGET} ${.IMPSRC}
243
244.ifdef YHEADER
245.y.h: ${.TARGET:.h=.c}
246.endif
247
248.endif	# !defined(_BSD_SYS_MK_)
249