1# $FreeBSD$ 2 3PROG= ld-elf.so.2 4SRCS= 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 7MAN= rtld.1 8CSTD?= gnu99 9BINDIR= /libexec 10SYMLINKS= ${BINDIR}/${PROG} /usr/libexec/${PROG} 11WARNS?= 2 12 13# To activate LD_DEBUG functionality, define ENABLE_DEBUG 14# e.g. make -DENABLE_DEBUG 15 16CFLAGS+= -DIN_RTLD 17CFLAGS+= -I${.CURDIR}/${MACHINE_ARCH} -I${.CURDIR} -D__thread= 18CFLAGS+= -I${.CURDIR}/../../lib/csu/common 19LDFLAGS+= -nostdlib -e .rtld_start -Wl,--no-undefined 20INSTALLFLAGS= -C -b 21.ifndef NOFSCHG 22INSTALLFLAGS+= -fschg 23.endif 24MLINKS= rtld.1 ld-elf.so.1.1 25MLINKS+= rtld.1 ld-elf.so.2.1 26MLINKS+= rtld.1 _rtld_functrace.3 27 28.if !defined(NO_SYMVER) 29VERSION_DEF= ${.CURDIR}/../../lib/libc/Versions.def 30SYMBOL_MAPS= ${.CURDIR}/Symbol.map 31VERSION_MAP= Version.map 32LDFLAGS+= -Wl,--version-script=${VERSION_MAP} 33 34rtld.c: ${VERSION_MAP} 35 36.if exists(${.CURDIR}/${MACHINE_ARCH}/Symbol.map) 37SYMBOL_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 45CFLAGS+= -fpic -DPIC 46LDFLAGS+= -shared -Wl,-Bsymbolic 47DPADD= ${.OBJDIR}/../../lib/libc_rtld/libc_rtld_pic.a 48LDADD= -L${.OBJDIR}/../../lib/libc_rtld -lc_rtld_pic 49 50.ifdef ENABLE_DEBUG 51CFLAGS+= -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. 56beforeinstall: 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> 65