Makefile revision 120039 
1# $FreeBSD: head/libexec/rtld-elf/Makefile 120039 2003-09-13 21:50:36Z mdodd $
2
3PROG=		ld-elf.so.1
4SRCS=		rtld_start.S rtld.c rtld_lock.c map_object.c malloc.c \
5		xmalloc.c debug.c reloc.c libmap.c
6MAN=		rtld.1
7CSTD?=		gnu99
8CFLAGS+=	-Wall -DFREEBSD_ELF -DIN_RTLD
9CFLAGS+=	-I${.CURDIR}/${MACHINE_ARCH} -I${.CURDIR}
10LDFLAGS+=	-nostdlib -e .rtld_start
11INSTALLFLAGS=	-fschg -C -b
12BINDIR=		/libexec
13SYMLINKS=	${BINDIR}/${PROG} /usr/libexec/${PROG}
14MLINKS=		rtld.1 ld-elf.so.1.1 \
15		rtld.1 ld.so.1
16
17.if exists(${.CURDIR}/${MACHINE_ARCH}/Makefile.inc)
18.include "${.CURDIR}/${MACHINE_ARCH}/Makefile.inc"
19.endif
20
21# If LDSCRIPT is defined, we build the dynamic linker as an
22# executable.  Otherwise we build it as a shared object.  We ignore
23# LDSCRIPT if the running kernel is too old to support it.
24.if defined(LDSCRIPT)
25KERN_OSRELDATE!=	/sbin/sysctl -n kern.osreldate 2>/dev/null || echo 0
26.if ${KERN_OSRELDATE} >= 400001
27LDSO_IS_EXECUTABLE=	yes
28.endif
29.endif
30
31.ifdef LDSO_IS_EXECUTABLE
32OBJS+=		dyn_hack.so
33LDFLAGS+=	-Wl,-T,${LDSCRIPT} -Wl,-E -Wl,-Bstatic
34DPADD=		${LIBC}
35LDADD=		-lc
36.else
37CFLAGS+=	-fpic -DPIC
38LDFLAGS+=	-shared -Wl,-Bsymbolic
39DPADD=		${LIBC_PIC}
40LDADD=		-lc_pic
41.endif
42
43dyn_hack.so:
44	${CC} -shared -nostdlib -o dyn_hack.so -x c /dev/null
45
46# Since moving rtld-elf to /libexec, we need to create a symlink.
47# Fixup the existing binary that's there so we can symlink over it.
48beforeinstall:
49	-chflags noschg ${DESTDIR}/usr/libexec/${PROG}
50
51.PATH: ${.CURDIR}/${MACHINE_ARCH}
52
53.include <bsd.prog.mk>
54