libexec/rtld-elf/Makefile

   1 # $FreeBSD$
   2
   3 PROG=           ld-elf.so.2
   4 SRCS=           rtld_start.S \
   5                 reloc.c rtld.c rtld_lock.c rtld_printf.c map_object.c \
   6                 malloc.c xmalloc.c debug.c libmap.c
   7 MAN=            rtld.1
   8 CSTD?=          gnu99
   9 BINDIR=         /libexec
  10 SYMLINKS=       ${BINDIR}/${PROG} /usr/libexec/${PROG}
  11 WARNS?=         2
  12
  13 # To activate LD_DEBUG functionality, define ENABLE_DEBUG
  14 # e.g. make -DENABLE_DEBUG
  15
  16 CFLAGS+=        -DIN_RTLD
  17 CFLAGS+=        -I${.CURDIR}/${MACHINE_ARCH} -I${.CURDIR} -D__thread=
  18 CFLAGS+=        -I${.CURDIR}/../../lib/csu/common
  19 LDFLAGS+=       -nostdlib -e .rtld_start -Wl,--no-undefined
  20 INSTALLFLAGS=   -C -b
  21 .ifndef NOFSCHG
  22 INSTALLFLAGS+=  -fschg
  23 .endif
  24 MLINKS=         rtld.1 ld-elf.so.1.1
  25 MLINKS+=        rtld.1 ld-elf.so.2.1
  26 MLINKS+=        rtld.1 _rtld_functrace.3
  27
  28 .if !defined(NO_SYMVER)
  29 VERSION_DEF=    ${.CURDIR}/../../lib/libc/Versions.def
  30 SYMBOL_MAPS=    ${.CURDIR}/Symbol.map
  31 VERSION_MAP=    Version.map
  32 LDFLAGS+=       -Wl,--version-script=${VERSION_MAP}
  33
  34 rtld.c:         ${VERSION_MAP}
  35
  36 .if exists(${.CURDIR}/${MACHINE_ARCH}/Symbol.map)
  37 SYMBOL_MAPS+=   ${.CURDIR}/${MACHINE_ARCH}/Symbol.map
  38 .endif
  39 .endif
  40
  41 .if exists(${.CURDIR}/${MACHINE_ARCH}/Makefile.inc)
  42 .include "${.CURDIR}/${MACHINE_ARCH}/Makefile.inc"
  43 .endif
  44
  45 CFLAGS+=        -fpic -DPIC
  46 LDFLAGS+=       -shared -Wl,-Bsymbolic
  47 DPADD=          ${.OBJDIR}/../../lib/libc_rtld/libc_rtld_pic.a
  48 LDADD=          -L${.OBJDIR}/../../lib/libc_rtld -lc_rtld_pic
  49
  50 .ifdef ENABLE_DEBUG
  51 CFLAGS+=        -DDEBUG
  52 .endif
  53
  54 # Since moving rtld-elf to /libexec, we need to create a symlink.
  55 # Fixup the existing binary that's there so we can symlink over it.
  56 beforeinstall:
  57 .if exists(${DESTDIR}/usr/libexec/${PROG})
  58         chflags -h noschg ${DESTDIR}/usr/libexec/${PROG}
  59 .endif
  60
  61 .PATH: ${.CURDIR}/${MACHINE_ARCH}
  62
  63 .include <bsd.symver.mk>
  64 .include <bsd.prog.mk>