libexec/rtld-elf/Makefile

   1 # $FreeBSD$
   2
   3 .include <bsd.own.mk>
   4 MK_SSP=         no
   5
   6 PROG?=          ld-elf.so.1
   7 SRCS=           rtld_start.S \
   8                 reloc.c rtld.c rtld_lock.c rtld_printf.c map_object.c \
   9                 malloc.c xmalloc.c debug.c libmap.c
  10 MAN=            rtld.1
  11 CSTD?=          gnu99
  12 TOPSRCDIR=      ${.CURDIR}/../..
  13 CFLAGS+=        -Wall -DFREEBSD_ELF -DIN_RTLD
  14 CFLAGS+=        -I${TOPSRCDIR}/lib/csu/common
  15 .if exists(${.CURDIR}/${MACHINE_ARCH})
  16 RTLD_ARCH=      ${MACHINE_ARCH}
  17 .else
  18 RTLD_ARCH=      ${MACHINE_CPUARCH}
  19 .endif
  20 CFLAGS+=        -I${.CURDIR}/${RTLD_ARCH} -I${.CURDIR}
  21 .if ${MACHINE_ARCH} == "powerpc64"
  22 CFLAGS+=        -mcall-aixdesc
  23 LDFLAGS+=       -nostdlib -e _rtld_start
  24 .else
  25 LDFLAGS+=       -nostdlib -e .rtld_start
  26 .endif
  27 WARNS?=         2
  28 INSTALLFLAGS=   -C -b
  29 PRECIOUSPROG=
  30 BINDIR=         /libexec
  31 SYMLINKS=       ${BINDIR}/${PROG} /usr/libexec/${PROG}
  32 MLINKS=         rtld.1 ld-elf.so.1.1 \
  33                 rtld.1 ld.so.1
  34
  35 .if ${MACHINE_CPUARCH} == "sparc64"
  36 CFLAGS+=        -fPIC
  37 .else
  38 CFLAGS+=        -fpic
  39 .endif
  40 CFLAGS+=        -DPIC $(DEBUG)
  41 LDFLAGS+=       -shared -Wl,-Bsymbolic
  42 DPADD=          ${LIBC_PIC}
  43 LDADD=          -lc_pic
  44
  45 .if ${MACHINE_CPUARCH} == "arm" && ${MK_ARM_EABI} != "no"
  46 # Some of the required math functions (div & mod) are implemented in libgcc
  47 # on ARM. The library also needs to be placed first to be correctly linked.
  48 # As some of the functions are used before we have shared libraries.
  49 DPADD+=         ${LIBGCC}
  50 LDADD+=         -lgcc
  51 .endif
  52
  53
  54
  55 .if ${MK_SYMVER} == "yes"
  56 LIBCDIR=        ${TOPSRCDIR}/lib/libc
  57 VERSION_DEF=    ${LIBCDIR}/Versions.def
  58 SYMBOL_MAPS=    ${.CURDIR}/Symbol.map
  59 VERSION_MAP=    Version.map
  60 LDFLAGS+=       -Wl,--version-script=${VERSION_MAP}
  61
  62 ${PROG}:        ${VERSION_MAP}
  63
  64 .if exists(${.CURDIR}/${RTLD_ARCH}/Symbol.map)
  65 SYMBOL_MAPS+=   ${.CURDIR}/${RTLD_ARCH}/Symbol.map
  66 .endif
  67 .endif
  68
  69 .sinclude "${.CURDIR}/${RTLD_ARCH}/Makefile.inc"
  70
  71 # Since moving rtld-elf to /libexec, we need to create a symlink.
  72 # Fixup the existing binary that's there so we can symlink over it.
  73 beforeinstall:
  74 .if exists(${DESTDIR}/usr/libexec/${PROG})
  75         -chflags -h noschg ${DESTDIR}/usr/libexec/${PROG}
  76 .endif
  77
  78 .PATH: ${.CURDIR}/${RTLD_ARCH}
  79
  80 .include <bsd.symver.mk>
  81 .include <bsd.prog.mk>