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bsd.sys.mk
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bsd.sys.mk
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# $NetBSD: bsd.sys.mk,v 1.163.2.1 2008/09/18 04:38:10 wrstuden Exp $
#
# Build definitions used for NetBSD source tree builds.
.if !defined(_BSD_SYS_MK_)
_BSD_SYS_MK_=1
.if defined(WARNS)
.if ${WARNS} > 0
CFLAGS+= -Wall -Wstrict-prototypes -Wmissing-prototypes -Wpointer-arith
#CFLAGS+= -Wmissing-declarations -Wredundant-decls -Wnested-externs
# Add -Wno-sign-compare. -Wsign-compare is included in -Wall as of GCC 3.3,
# but our sources aren't up for it yet. Also, add -Wno-traditional because
# gcc includes #elif in the warnings, which is 'this code will not compile
# in a traditional environment' warning, as opposed to 'this code behaves
# differently in traditional and ansi environments' which is the warning
# we wanted, and now we don't get anymore.
CFLAGS+= -Wno-sign-compare -Wno-traditional
.if !defined(NOGCCERROR)
# Set assembler warnings to be fatal
CFLAGS+= -Wa,--fatal-warnings
.endif
# Set linker warnings to be fatal
# XXX no proper way to avoid "FOO is a patented algorithm" warnings
# XXX on linking static libs
.if (!defined(MKPIC) || ${MKPIC} != "no") && \
(!defined(LDSTATIC) || ${LDSTATIC} != "-static")
LDFLAGS+= -Wl,--fatal-warnings
.endif
.endif
.if ${WARNS} > 1
CFLAGS+= -Wreturn-type -Wswitch -Wshadow
.endif
.if ${WARNS} > 2
CFLAGS+= -Wcast-qual -Wwrite-strings
CFLAGS+= -Wextra -Wno-unused-parameter
CXXFLAGS+= -Wabi
CXXFLAGS+= -Wold-style-cast
CXXFLAGS+= -Wctor-dtor-privacy -Wnon-virtual-dtor -Wreorder \
-Wno-deprecated -Wno-non-template-friend \
-Woverloaded-virtual -Wno-pmf-conversions -Wsign-promo -Wsynth
.endif
.if ${WARNS} > 3 && defined(HAVE_GCC) && ${HAVE_GCC} >= 3
CFLAGS+= -std=gnu99
.endif
.endif
CPPFLAGS+= ${AUDIT:D-D__AUDIT__}
CFLAGS+= ${CWARNFLAGS} ${NOGCCERROR:D:U-Werror}
LINTFLAGS+= ${DESTDIR:D-d ${DESTDIR}/usr/include}
.if (${MACHINE_ARCH} == "alpha") || (${MACHINE_ARCH} == "hppa") || \
(${MACHINE_ARCH} == "mipsel") || (${MACHINE_ARCH} == "mipseb")
HAS_SSP= no
.else
HAS_SSP= yes
.endif
.if defined(USE_FORT) && (${USE_FORT} != "no")
USE_SSP?= yes
.if !defined(KERNSRCDIR) && !defined(KERN) # not for kernels nor kern modules
CPPFLAGS+= -D_FORTIFY_SOURCE=2
.endif
.endif
.if defined(USE_SSP) && (${USE_SSP} != "no") && (${BINDIR:Ux} != "/usr/mdec")
.if ${HAS_SSP} == "yes"
COPTS+= -fstack-protector -Wstack-protector --param ssp-buffer-size=1
.endif
.endif
.if defined(MKSOFTFLOAT) && (${MKSOFTFLOAT} != "no")
COPTS+= -msoft-float
FOPTS+= -msoft-float
.endif
.if defined(MKIEEEFP) && (${MKIEEEFP} != "no")
.if ${MACHINE_ARCH} == "alpha"
CFLAGS+= -mieee
FFLAGS+= -mieee
.endif
.endif
.if defined(MKPIE) && (${MKPIE} != "no")
.if !defined(KERNEL_BUILD)
CFLAGS+= -fPIC
LDFLAGS+= -Wl,-pie -shared-libgcc
.endif
.endif
.if ${MACHINE} == "sparc64" && ${MACHINE_ARCH} == "sparc"
CFLAGS+= -Wa,-Av8plus
.endif
CFLAGS+= ${CPUFLAGS}
AFLAGS+= ${CPUFLAGS}
# Helpers for cross-compiling
HOST_CC?= cc
HOST_CFLAGS?= -O
HOST_COMPILE.c?=${HOST_CC} ${HOST_CFLAGS} ${HOST_CPPFLAGS} -c
HOST_COMPILE.cc?= ${HOST_CXX} ${HOST_CXXFLAGS} ${HOST_CPPFLAGS} -c
.if defined(HOSTPROG_CXX)
HOST_LINK.c?= ${HOST_CXX} ${HOST_CXXFLAGS} ${HOST_CPPFLAGS} ${HOST_LDFLAGS}
.else
HOST_LINK.c?= ${HOST_CC} ${HOST_CFLAGS} ${HOST_CPPFLAGS} ${HOST_LDFLAGS}
.endif
HOST_CXX?= c++
HOST_CXXFLAGS?= -O
HOST_CPP?= cpp
HOST_CPPFLAGS?=
HOST_LD?= ld
HOST_LDFLAGS?=
HOST_AR?= ar
HOST_RANLIB?= ranlib
HOST_LN?= ln
HOST_SED?= sed
.if !empty(HOST_CYGWIN)
HOST_SH?= /usr/bin/bash
.else
HOST_SH?= sh
.endif
ELF2ECOFF?= elf2ecoff
MKDEP?= mkdep
OBJCOPY?= objcopy
OBJDUMP?= objdump
PAXCTL?= paxctl
STRIP?= strip
AWK?= awk
TOOL_ASN1_COMPILE?= asn1_compile
TOOL_ATF_COMPILE?= atf-compile
TOOL_CAP_MKDB?= cap_mkdb
TOOL_CAT?= cat
TOOL_CKSUM?= cksum
TOOL_COMPILE_ET?= compile_et
TOOL_CONFIG?= config
TOOL_CRUNCHGEN?= crunchgen
TOOL_CTAGS?= ctags
TOOL_DB?= db
TOOL_EQN?= eqn
TOOL_FGEN?= fgen
TOOL_GENASSYM?= genassym
TOOL_GENCAT?= gencat
TOOL_GROFF?= groff
TOOL_HEXDUMP?= hexdump
TOOL_INDXBIB?= indxbib
TOOL_INSTALLBOOT?= installboot
TOOL_INSTALL_INFO?= install-info
TOOL_JOIN?= join
TOOL_M4?= m4
TOOL_MAKEFS?= makefs
TOOL_MAKEINFO?= makeinfo
TOOL_MAKEWHATIS?= /usr/libexec/makewhatis
TOOL_MDSETIMAGE?= mdsetimage
TOOL_MENUC?= menuc
TOOL_MKCSMAPPER?= mkcsmapper
TOOL_MKESDB?= mkesdb
TOOL_MKLOCALE?= mklocale
TOOL_MKMAGIC?= file
TOOL_MKTEMP?= mktemp
TOOL_MSGC?= msgc
TOOL_MTREE?= mtree
TOOL_PAX?= pax
TOOL_PIC?= pic
TOOL_POWERPCMKBOOTIMAGE?= powerpc-mkbootimage
TOOL_PWD_MKDB?= pwd_mkdb
TOOL_REFER?= refer
TOOL_ROFF_ASCII?= nroff
TOOL_ROFF_DVI?= ${TOOL_GROFF} -Tdvi
TOOL_ROFF_HTML?= ${TOOL_GROFF} -Tlatin1 -mdoc2html
TOOL_ROFF_PS?= ${TOOL_GROFF} -Tps
TOOL_ROFF_RAW?= ${TOOL_GROFF} -Z
TOOL_RPCGEN?= rpcgen
TOOL_SED?= sed
TOOL_SOELIM?= soelim
TOOL_STAT?= stat
TOOL_SPARKCRC?= sparkcrc
TOOL_SUNLABEL?= sunlabel
TOOL_TBL?= tbl
TOOL_UUDECODE?= uudecode
TOOL_VGRIND?= vgrind -f
TOOL_ZIC?= zic
.SUFFIXES: .o .ln .lo .c .cc .cpp .cxx .C .m ${YHEADER:D.h}
# C
.c.o:
${_MKTARGET_COMPILE}
${COMPILE.c} ${COPTS.${.IMPSRC:T}} ${CPUFLAGS.${.IMPSRC:T}} ${CPPFLAGS.${.IMPSRC:T}} ${.IMPSRC}
.c.ln:
${_MKTARGET_COMPILE}
${LINT} ${LINTFLAGS} \
${CPPFLAGS:C/-([IDU])[ ]*/-\1/Wg:M-[IDU]*} \
${CPPFLAGS.${.IMPSRC:T}:C/-([IDU])[ ]*/-\1/Wg:M-[IDU]*} \
-i ${.IMPSRC}
# C++
.cc.o .cpp.o .cxx.o .C.o:
${_MKTARGET_COMPILE}
${COMPILE.cc} ${COPTS.${.IMPSRC:T}} ${CPUFLAGS.${.IMPSRC:T}} ${CPPFLAGS.${.IMPSRC:T}} ${.IMPSRC}
# Objective C
# (Defined here rather than in <sys.mk> because `.m' is not just
# used for Objective C source)
.m.o:
${_MKTARGET_COMPILE}
${COMPILE.m} ${OBJCOPTS} ${OBJCOPTS.${.IMPSRC:T}} ${.IMPSRC}
# Host-compiled C objects
# The intermediate step is necessary for Sun CC, which objects to calling
# object files anything but *.o
.c.lo:
${_MKTARGET_COMPILE}
${HOST_COMPILE.c} -o ${.TARGET}.o ${COPTS.${.IMPSRC:T}} ${CPUFLAGS.${.IMPSRC:T}} ${CPPFLAGS.${.IMPSRC:T}} ${.IMPSRC}
mv ${.TARGET}.o ${.TARGET}
# C++
.cc.lo .cpp.lo .cxx.lo .C.lo:
${_MKTARGET_COMPILE}
${HOST_COMPILE.cc} -o ${.TARGET}.o ${COPTS.${.IMPSRC:T}} ${CPUFLAGS.${.IMPSRC:T}} ${CPPFLAGS.${.IMPSRC:T}} ${.IMPSRC}
mv ${.TARGET}.o ${.TARGET}
# Assembly
.s.o:
${_MKTARGET_COMPILE}
${COMPILE.s} ${COPTS.${.IMPSRC:T}} ${CPUFLAGS.${.IMPSRC:T}} ${CPPFLAGS.${.IMPSRC:T}} ${.IMPSRC}
.S.o:
${_MKTARGET_COMPILE}
${COMPILE.S} ${COPTS.${.IMPSRC:T}} ${CPUFLAGS.${.IMPSRC:T}} ${CPPFLAGS.${.IMPSRC:T}} ${.IMPSRC}
# Lex
LPREFIX?= yy
LFLAGS+= -P${LPREFIX}
.l.c:
${_MKTARGET_LEX}
${LEX.l} -o${.TARGET} ${.IMPSRC}
# Yacc
YFLAGS+= ${YPREFIX:D-p${YPREFIX}} ${YHEADER:D-d}
.y.c:
${_MKTARGET_YACC}
${YACC.y} -o ${.TARGET} ${.IMPSRC}
.ifdef YHEADER
.y.h: ${.TARGET:.h=.c}
.endif
.endif # !defined(_BSD_SYS_MK_)