Makefile revision 211822
1# @(#)Makefile 8.2 (Berkeley) 2/3/94 2# $FreeBSD: head/lib/libc/Makefile 211822 2010-08-25 20:48:24Z nwhitehorn $ 3 4SHLIBDIR?= /lib 5 6.include <bsd.own.mk> 7 8# Pick the current architecture directory for libc. In general, this is 9# named MACHINE_CPUARCH, but some ABIs are different enough to require 10# their own libc, so allow a directory named MACHINE_ARCH to override this. 11 12.if exists(${.CURDIR}/${MACHINE_ARCH}) 13LIBC_ARCH=${MACHINE_ARCH} 14.else 15LIBC_ARCH=${MACHINE_CPUARCH} 16.endif 17 18# All library objects contain FreeBSD revision strings by default; they may be 19# excluded as a space-saving measure. To produce a library that does 20# not contain these strings, add -DSTRIP_FBSDID (see <sys/cdefs.h>) to CFLAGS 21# below. Note: there are no IDs for syscall stubs whose sources are generated. 22# To include legacy CSRG sccsid strings, add -DLIBC_SCCS and -DSYSLIBC_SCCS 23# to CFLAGS below. -DSYSLIBC_SCCS affects just the system call stubs. 24LIB=c 25SHLIB_MAJOR= 7 26WARNS?= 2 27CFLAGS+=-I${.CURDIR}/include -I${.CURDIR}/../../include 28CFLAGS+=-I${.CURDIR}/${LIBC_ARCH} 29CFLAGS+=-DNLS 30CLEANFILES+=tags 31INSTALL_PIC_ARCHIVE= 32PRECIOUSLIB= 33 34# 35# Only link with static libgcc.a (no libgcc_eh.a). 36# 37DPADD+= ${LIBGCC} 38LDFLAGS+= -nodefaultlibs 39LDADD+= -lgcc -lssp_nonshared 40 41# Define (empty) variables so that make doesn't give substitution 42# errors if the included makefiles don't change these: 43MDSRCS= 44MISRCS= 45MDASM= 46MIASM= 47NOASM= 48 49.include "${.CURDIR}/${LIBC_ARCH}/Makefile.inc" 50.include "${.CURDIR}/db/Makefile.inc" 51.include "${.CURDIR}/compat-43/Makefile.inc" 52.include "${.CURDIR}/gdtoa/Makefile.inc" 53.include "${.CURDIR}/gen/Makefile.inc" 54.include "${.CURDIR}/gmon/Makefile.inc" 55.include "${.CURDIR}/inet/Makefile.inc" 56.include "${.CURDIR}/isc/Makefile.inc" 57.include "${.CURDIR}/locale/Makefile.inc" 58.include "${.CURDIR}/nameser/Makefile.inc" 59.include "${.CURDIR}/net/Makefile.inc" 60.include "${.CURDIR}/nls/Makefile.inc" 61.include "${.CURDIR}/posix1e/Makefile.inc" 62.if ${LIBC_ARCH} != "amd64" && \ 63 ${LIBC_ARCH} != "ia64" && \ 64 ${LIBC_ARCH} != "powerpc64" && \ 65 ${LIBC_ARCH} != "sparc64" && \ 66 ${LIBC_ARCH} != "mips" 67.include "${.CURDIR}/quad/Makefile.inc" 68.endif 69.if ${LIBC_ARCH} == "mips" && \ 70 (!defined(TARGET_ABI) || ${TARGET_ABI} == "o32") 71.include "${.CURDIR}/quad/Makefile.inc" 72.endif 73.include "${.CURDIR}/regex/Makefile.inc" 74.include "${.CURDIR}/resolv/Makefile.inc" 75.include "${.CURDIR}/stdio/Makefile.inc" 76.include "${.CURDIR}/stdlib/Makefile.inc" 77.include "${.CURDIR}/stdtime/Makefile.inc" 78.include "${.CURDIR}/string/Makefile.inc" 79.include "${.CURDIR}/sys/Makefile.inc" 80.include "${.CURDIR}/rpc/Makefile.inc" 81.include "${.CURDIR}/uuid/Makefile.inc" 82.include "${.CURDIR}/xdr/Makefile.inc" 83.if ${LIBC_ARCH} == "arm" || ${LIBC_ARCH} == "mips" 84.include "${.CURDIR}/softfloat/Makefile.inc" 85.endif 86.if ${MK_NIS} != "no" 87CFLAGS+= -DYP 88.include "${.CURDIR}/yp/Makefile.inc" 89.endif 90.if ${MK_HESIOD} != "no" 91CFLAGS+= -DHESIOD 92.endif 93.if ${MK_FP_LIBC} == "no" 94CFLAGS+= -DNO_FLOATING_POINT 95.endif 96.if ${MK_NS_CACHING} != "no" 97CFLAGS+= -DNS_CACHING 98.endif 99.if defined(_FREEFALL_CONFIG) 100CFLAGS+=-D_FREEFALL_CONFIG 101.endif 102 103VERSION_DEF=${.CURDIR}/Versions.def 104SYMBOL_MAPS=${SYM_MAPS} 105CFLAGS+= -DSYMBOL_VERSIONING 106 107# If there are no machine dependent sources, append all the 108# machine-independent sources: 109.if empty(MDSRCS) 110SRCS+= ${MISRCS} 111.else 112# Append machine-dependent sources, then append machine-independent sources 113# for which there is no machine-dependent variant. 114SRCS+= ${MDSRCS} 115.for _src in ${MISRCS} 116.if ${MDSRCS:R:M${_src:R}} == "" 117SRCS+= ${_src} 118.endif 119.endfor 120.endif 121 122KQSRCS= adddi3.c anddi3.c ashldi3.c ashrdi3.c cmpdi2.c divdi3.c iordi3.c \ 123 lshldi3.c lshrdi3.c moddi3.c muldi3.c negdi2.c notdi2.c qdivrem.c \ 124 subdi3.c ucmpdi2.c udivdi3.c umoddi3.c xordi3.c 125KSRCS= bcmp.c ffs.c ffsl.c fls.c flsl.c index.c mcount.c rindex.c \ 126 strcat.c strcmp.c strcpy.c strlen.c strncpy.c 127 128libkern: libkern.gen libkern.${LIBC_ARCH} 129 130libkern.gen: ${KQSRCS} ${KSRCS} 131 cp -p ${.CURDIR}/quad/quad.h ${.ALLSRC} ${DESTDIR}/sys/libkern 132 133libkern.${LIBC_ARCH}:: ${KMSRCS} 134.if defined(KMSRCS) && !empty(KMSRCS) 135 cp -p ${.ALLSRC} ${DESTDIR}/sys/libkern/${LIBC_ARCH} 136.endif 137 138.include <bsd.lib.mk> 139 140# Disable warnings in contributed sources. 141CWARNFLAGS:= ${.IMPSRC:Ngdtoa_*.c:C/^.+$/${CWARNFLAGS}/:C/^$/-w/} 142# XXX For now, we don't allow libc to be compiled with 143# -fstack-protector-all because it breaks rtld. We may want to make a librtld 144# in the future to circumvent this. 145SSP_CFLAGS:= ${SSP_CFLAGS:S/^-fstack-protector-all$/-fstack-protector/} 146# Disable stack protection for SSP symbols. 147SSP_CFLAGS:= ${.IMPSRC:N*/stack_protector.c:C/^.+$/${SSP_CFLAGS}/} 148