Makefile revision 270921
1# $FreeBSD: stable/10/libexec/rtld-elf/Makefile 270921 2014-09-01 08:02:23Z kib $ 2 3# Use the following command to build local debug version of dynamic 4# linker: 5# make DEBUG_FLAGS=-g DEBUG=-DDEBUG MK_TESTS=no all 6 7.include <bsd.own.mk> 8MK_SSP= no 9 10PROG?= ld-elf.so.1 11SRCS= rtld_start.S \ 12 reloc.c rtld.c rtld_lock.c rtld_printf.c map_object.c \ 13 malloc.c xmalloc.c debug.c libmap.c 14MAN= rtld.1 15CSTD?= gnu99 16TOPSRCDIR= ${.CURDIR}/../.. 17CFLAGS+= -Wall -DFREEBSD_ELF -DIN_RTLD 18CFLAGS+= -I${TOPSRCDIR}/lib/csu/common 19.if exists(${.CURDIR}/${MACHINE_ARCH}) 20RTLD_ARCH= ${MACHINE_ARCH} 21.else 22RTLD_ARCH= ${MACHINE_CPUARCH} 23.endif 24CFLAGS+= -I${.CURDIR}/${RTLD_ARCH} -I${.CURDIR} 25.if ${MACHINE_ARCH} == "powerpc64" 26CFLAGS+= -mcall-aixdesc 27LDFLAGS+= -nostdlib -e _rtld_start 28.else 29LDFLAGS+= -nostdlib -e .rtld_start 30.endif 31WARNS?= 2 32INSTALLFLAGS= -C -b 33PRECIOUSPROG= 34BINDIR= /libexec 35SYMLINKS= ${BINDIR}/${PROG} /usr/libexec/${PROG} 36MLINKS= rtld.1 ld-elf.so.1.1 \ 37 rtld.1 ld.so.1 38 39.if ${MACHINE_CPUARCH} == "sparc64" 40CFLAGS+= -fPIC 41.else 42CFLAGS+= -fpic 43.endif 44CFLAGS+= -DPIC $(DEBUG) 45LDFLAGS+= -shared -Wl,-Bsymbolic 46DPADD= ${LIBC_PIC} 47LDADD= -lc_pic 48 49.if ${MACHINE_CPUARCH} == "arm" && ${MK_ARM_EABI} != "no" 50# Some of the required math functions (div & mod) are implemented in libgcc 51# on ARM. The library also needs to be placed first to be correctly linked. 52# As some of the functions are used before we have shared libraries. 53DPADD+= ${LIBGCC} 54LDADD+= -lgcc 55.endif 56 57 58 59.if ${MK_SYMVER} == "yes" 60LIBCDIR= ${TOPSRCDIR}/lib/libc 61VERSION_DEF= ${LIBCDIR}/Versions.def 62SYMBOL_MAPS= ${.CURDIR}/Symbol.map 63VERSION_MAP= Version.map 64LDFLAGS+= -Wl,--version-script=${VERSION_MAP} 65 66${PROG}: ${VERSION_MAP} 67 68.if exists(${.CURDIR}/${RTLD_ARCH}/Symbol.map) 69SYMBOL_MAPS+= ${.CURDIR}/${RTLD_ARCH}/Symbol.map 70.endif 71.endif 72 73.sinclude "${.CURDIR}/${RTLD_ARCH}/Makefile.inc" 74 75# Since moving rtld-elf to /libexec, we need to create a symlink. 76# Fixup the existing binary that's there so we can symlink over it. 77beforeinstall: 78.if exists(${DESTDIR}/usr/libexec/${PROG}) 79 -chflags -h noschg ${DESTDIR}/usr/libexec/${PROG} 80.endif 81 82.PATH: ${.CURDIR}/${RTLD_ARCH} 83 84.include <bsd.symver.mk> 85.include <bsd.prog.mk> 86