f1deff716e
Instead of blindly defaulting to cc, try to find the actual compiler installed on the system, and as a last resort Change-Id: I114780b8e4bb54fab72dbd80466266126d6574a5
292 lines
6.4 KiB
Makefile
292 lines
6.4 KiB
Makefile
# $NetBSD: sys.mk,v 1.118 2013/11/01 17:07:37 christos Exp $
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# @(#)sys.mk 8.2 (Berkeley) 3/21/94
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#
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# This file contains the basic rules for make(1) and is read first
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# Do not put conditionals that are set on different files here and
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# expect them to work.
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# This variable should be used to differentiate Minix builds in Makefiles.
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__MINIX= yes
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.if !defined(__MINIX)
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unix?= We run NetBSD.
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.SUFFIXES: .a .o .ln .s .S .c .cc .cpp .cxx .C .f .F .r .p .l .y .sh
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.else
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unix?= We run MINIX.
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.SUFFIXES: .a .o .bc .ln .s .S .c .cc .cpp .cxx .C .f .F .r .p .l .y .sh
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.if ${MKSMALL:U} == "yes"
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CPPFLAGS+= -DNDEBUG
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DBG= -Os
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.endif
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#LSC: Be a bit smarter about the default compiler
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.if exists(/usr/pkg/bin/clang) || exists(/usr/bin/clang)
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CC?= clang
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.endif
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.if exists(/usr/pkg/bin/gcc) || exists(/usr/bin/gcc)
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CC?= gcc
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.endif
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.endif # defined(__MINIX)
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.LIBS: .a
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AR?= ar
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ARFLAGS?= rl
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RANLIB?= ranlib
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AS?= as
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AFLAGS?=
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COMPILE.s?= ${CC} ${AFLAGS} ${AFLAGS.${<:T}} -c
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LINK.s?= ${CC} ${AFLAGS} ${AFLAGS.${<:T}} ${LDFLAGS}
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#_ASM_TRADITIONAL_CPP= -x assembler-with-cpp
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_ASM_TRADITIONAL_CPP=
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COMPILE.S?= ${CC} ${AFLAGS} ${AFLAGS.${<:T}} ${CPPFLAGS} ${_ASM_TRADITIONAL_CPP} -c
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LINK.S?= ${CC} ${AFLAGS} ${AFLAGS.${<:T}} ${CPPFLAGS} ${LDFLAGS}
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CC?= cc
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.if ${MACHINE_ARCH} == "sh3el" || ${MACHINE_ARCH} == "sh3eb"
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# -O2 is too -falign-* zealous for low-memory sh3 machines
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DBG?= -Os -freorder-blocks
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.elif ${MACHINE_ARCH} == "m68k" || ${MACHINE_ARCH} == "m68000"
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# see src/doc/HACKS for details
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DBG?= -Os
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.elif ${MACHINE_ARCH} == "coldfire"
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DBG?= -O1
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.elif ${MACHINE_ARCH} == "vax"
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DBG?= -O1 -fgcse -fstrength-reduce -fgcse-after-reload
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.else
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DBG?= -O2
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.endif
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CFLAGS?= ${DBG}
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LDFLAGS?=
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COMPILE.c?= ${CC} ${CFLAGS} ${CPPFLAGS} -c
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LINK.c?= ${CC} ${CFLAGS} ${CPPFLAGS} ${LDFLAGS}
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# C Type Format data is required for DTrace
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CTFFLAGS ?= -g -L VERSION
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CTFMFLAGS ?= -g -t -L VERSION
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# We don't define these here, we let the bsd.own.mk to do it
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#CTFCONVERT ?= ctfconvert
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#CTFMERGE ?= ctfmerge
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CXX?= c++
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CXXFLAGS?= ${CFLAGS:N-Wno-traditional:N-Wstrict-prototypes:N-Wmissing-prototypes:N-Wno-pointer-sign:N-ffreestanding:N-std=gnu[0-9][0-9]:N-Wold-style-definition:N-Wno-format-zero-length}
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__ALLSRC1= ${empty(DESTDIR):?${.ALLSRC}:${.ALLSRC:S|^${DESTDIR}|^destdir|}}
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__ALLSRC2= ${empty(MAKEOBJDIR):?${__ALLSRC1}:${__ALLSRC1:S|^${MAKEOBJDIR}|^obj|}}
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__ALLSRC3= ${empty(NETBSDSRCDIR):?${__ALLSRC2}:${__ALLSRC2:S|^${NETBSDSRCDIR}|^src|}}
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__BUILDSEED= ${BUILDSEED}/${__ALLSRC3:O}/${.TARGET}
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_CXXSEED?= ${BUILDSEED:D-frandom-seed=${__BUILDSEED:hash}}
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COMPILE.cc?= ${CXX} ${_CXXSEED} ${CXXFLAGS} ${CPPFLAGS} -c
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LINK.cc?= ${CXX} ${CXXFLAGS} ${CPPFLAGS} ${LDFLAGS}
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OBJC?= ${CC}
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OBJCFLAGS?= ${CFLAGS}
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COMPILE.m?= ${OBJC} ${OBJCFLAGS} ${CPPFLAGS} -c
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LINK.m?= ${OBJC} ${OBJCFLAGS} ${CPPFLAGS} ${LDFLAGS}
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CPP?= cpp
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CPPFLAGS?=
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FC?= f77
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FFLAGS?= -O
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RFLAGS?=
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COMPILE.f?= ${FC} ${FFLAGS} -c
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LINK.f?= ${FC} ${FFLAGS} ${LDFLAGS}
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COMPILE.F?= ${FC} ${FFLAGS} ${CPPFLAGS} -c
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LINK.F?= ${FC} ${FFLAGS} ${CPPFLAGS} ${LDFLAGS}
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COMPILE.r?= ${FC} ${FFLAGS} ${RFLAGS} -c
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LINK.r?= ${FC} ${FFLAGS} ${RFLAGS} ${LDFLAGS}
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INSTALL?= install
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LD?= ld
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LEX?= lex
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LFLAGS?=
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LEX.l?= ${LEX} ${LFLAGS}
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LINT?= lint
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LINTFLAGS?= -chapbxzFS
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LORDER?= lorder
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MAKE?= make
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NM?= nm
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PC?= pc
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PFLAGS?=
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COMPILE.p?= ${PC} ${PFLAGS} ${CPPFLAGS} -c
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LINK.p?= ${PC} ${PFLAGS} ${CPPFLAGS} ${LDFLAGS}
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SHELL?= sh
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SIZE?= size
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TSORT?= tsort -q
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YACC?= yacc
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YFLAGS?=
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YACC.y?= ${YACC} ${YFLAGS}
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# C
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.c:
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${LINK.c} -o ${.TARGET} ${.IMPSRC} ${LDLIBS}
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.if defined(CTFCONVERT)
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${CTFCONVERT} ${CTFFLAGS} ${.TARGET}
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.endif
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.c.o:
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${COMPILE.c} ${.IMPSRC}
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.if defined(CTFCONVERT)
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${CTFCONVERT} ${CTFFLAGS} ${.TARGET}
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.endif
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.c.a:
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${COMPILE.c} ${.IMPSRC}
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${AR} ${ARFLAGS} ${.TARGET} ${.PREFIX}.o
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rm -f ${.PREFIX}.o
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.c.ln:
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${LINT} ${LINTFLAGS} \
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${CPPFLAGS:C/-([IDU])[ ]*/-\1/Wg:M-[IDU]*} \
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-i ${.IMPSRC}
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# C++
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.cc .cpp .cxx .C:
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${LINK.cc} -o ${.TARGET} ${.IMPSRC} ${LDLIBS}
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.cc.o .cpp.o .cxx.o .C.o:
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${COMPILE.cc} ${.IMPSRC}
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.cc.a .cpp.a .cxx.a .C.a:
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${COMPILE.cc} ${.IMPSRC}
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${AR} ${ARFLAGS} ${.TARGET} ${.PREFIX}.o
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rm -f ${.PREFIX}.o
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# Fortran/Ratfor
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.f:
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${LINK.f} -o ${.TARGET} ${.IMPSRC} ${LDLIBS}
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.f.o:
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${COMPILE.f} ${.IMPSRC}
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.if defined(CTFCONVERT)
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${CTFCONVERT} ${CTFFLAGS} ${.TARGET}
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.endif
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.f.a:
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${COMPILE.f} ${.IMPSRC}
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${AR} ${ARFLAGS} ${.TARGET} ${.PREFIX}.o
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rm -f ${.PREFIX}.o
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.F:
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${LINK.F} -o ${.TARGET} ${.IMPSRC} ${LDLIBS}
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.if defined(CTFCONVERT)
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${CTFCONVERT} ${CTFFLAGS} ${.TARGET}
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.endif
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.F.o:
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${COMPILE.F} ${.IMPSRC}
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.if defined(CTFCONVERT)
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${CTFCONVERT} ${CTFFLAGS} ${.TARGET}
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.endif
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.F.a:
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${COMPILE.F} ${.IMPSRC}
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${AR} ${ARFLAGS} ${.TARGET} ${.PREFIX}.o
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rm -f ${.PREFIX}.o
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.r:
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${LINK.r} -o ${.TARGET} ${.IMPSRC} ${LDLIBS}
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.r.o:
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${COMPILE.r} ${.IMPSRC}
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.if defined(CTFCONVERT)
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${CTFCONVERT} ${CTFFLAGS} ${.TARGET}
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.endif
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.r.a:
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${COMPILE.r} ${.IMPSRC}
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${AR} ${ARFLAGS} ${.TARGET} ${.PREFIX}.o
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rm -f ${.PREFIX}.o
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# Pascal
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.p:
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${LINK.p} -o ${.TARGET} ${.IMPSRC} ${LDLIBS}
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.if defined(CTFCONVERT)
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${CTFCONVERT} ${CTFFLAGS} ${.TARGET}
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.endif
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.p.o:
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${COMPILE.p} ${.IMPSRC}
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.if defined(CTFCONVERT)
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${CTFCONVERT} ${CTFFLAGS} ${.TARGET}
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.endif
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.p.a:
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${COMPILE.p} ${.IMPSRC}
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${AR} ${ARFLAGS} ${.TARGET} ${.PREFIX}.o
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rm -f ${.PREFIX}.o
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# Assembly
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.s:
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${LINK.s} -o ${.TARGET} ${.IMPSRC} ${LDLIBS}
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.if defined(CTFCONVERT)
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${CTFCONVERT} ${CTFFLAGS} ${.TARGET}
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.endif
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.s.o:
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${COMPILE.s} ${.IMPSRC}
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.if defined(CTFCONVERT)
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${CTFCONVERT} ${CTFFLAGS} ${.TARGET}
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.endif
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.s.a:
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${COMPILE.s} ${.IMPSRC}
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${AR} ${ARFLAGS} ${.TARGET} ${.PREFIX}.o
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rm -f ${.PREFIX}.o
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.S:
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${LINK.S} -o ${.TARGET} ${.IMPSRC} ${LDLIBS}
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.if defined(CTFCONVERT)
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${CTFCONVERT} ${CTFFLAGS} ${.TARGET}
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.endif
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.S.o:
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${COMPILE.S} ${.IMPSRC}
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.if defined(CTFCONVERT)
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${CTFCONVERT} ${CTFFLAGS} ${.TARGET}
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.endif
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.S.a:
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${COMPILE.S} ${.IMPSRC}
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${AR} ${ARFLAGS} ${.TARGET} ${.PREFIX}.o
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rm -f ${.PREFIX}.o
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# Lex
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.l:
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${LEX.l} ${.IMPSRC}
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${LINK.c} -o ${.TARGET} lex.yy.c ${LDLIBS} -ll
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rm -f lex.yy.c
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.l.c:
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${LEX.l} ${.IMPSRC}
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mv lex.yy.c ${.TARGET}
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.l.o:
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${LEX.l} ${.IMPSRC}
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${COMPILE.c} -o ${.TARGET} lex.yy.c
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.if defined(CTFCONVERT)
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${CTFCONVERT} ${CTFFLAGS} ${.TARGET}
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.endif
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rm -f lex.yy.c
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# Yacc
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.y:
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${YACC.y} ${.IMPSRC}
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${LINK.c} -o ${.TARGET} y.tab.c ${LDLIBS}
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rm -f y.tab.c
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.y.c:
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${YACC.y} ${.IMPSRC}
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mv y.tab.c ${.TARGET}
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.y.o:
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${YACC.y} ${.IMPSRC}
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${COMPILE.c} -o ${.TARGET} y.tab.c
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.if defined(CTFCONVERT)
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${CTFCONVERT} ${CTFFLAGS} ${.TARGET}
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.endif
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rm -f y.tab.c
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# Shell
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.sh:
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rm -f ${.TARGET}
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cp ${.IMPSRC} ${.TARGET}
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chmod a+x ${.TARGET}
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