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