lib/libc/Makefile

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