c905e45dc0
ld-elf.so.1 on 64 bit systems. Most of this involves using alternate paths, environment variables and diagnostic messages. The build glue is seperate.
54 lines
1.4 KiB
Makefile
54 lines
1.4 KiB
Makefile
# $FreeBSD$
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PROG?= ld-elf.so.1
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SRCS= rtld_start.S rtld.c rtld_lock.c map_object.c malloc.c \
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xmalloc.c debug.c reloc.c libmap.c
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MAN= rtld.1
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CSTD?= gnu99
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CFLAGS+= -Wall -DFREEBSD_ELF -DIN_RTLD
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CFLAGS+= -I${.CURDIR}/${MACHINE_ARCH} -I${.CURDIR}
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LDFLAGS+= -nostdlib -e .rtld_start
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INSTALLFLAGS= -fschg -C -b
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BINDIR= /libexec
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SYMLINKS= ${BINDIR}/${PROG} /usr/libexec/${PROG}
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MLINKS= rtld.1 ld-elf.so.1.1 \
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rtld.1 ld.so.1
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.if exists(${.CURDIR}/${MACHINE_ARCH}/Makefile.inc)
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.include "${.CURDIR}/${MACHINE_ARCH}/Makefile.inc"
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.endif
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# If LDSCRIPT is defined, we build the dynamic linker as an
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# executable. Otherwise we build it as a shared object. We ignore
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# LDSCRIPT if the running kernel is too old to support it.
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.if defined(LDSCRIPT)
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KERN_OSRELDATE!= /sbin/sysctl -n kern.osreldate 2>/dev/null || echo 0
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.if ${KERN_OSRELDATE} >= 400001
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LDSO_IS_EXECUTABLE= yes
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.endif
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.endif
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.ifdef LDSO_IS_EXECUTABLE
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OBJS+= dyn_hack.so
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LDFLAGS+= -Wl,-T,${LDSCRIPT} -Wl,-E -Wl,-Bstatic
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DPADD= ${LIBC}
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LDADD= -lc
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.else
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CFLAGS+= -fpic -DPIC
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LDFLAGS+= -shared -Wl,-Bsymbolic
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DPADD= ${LIBC_PIC}
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LDADD= -lc_pic
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.endif
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dyn_hack.so:
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${CC} -shared -nostdlib -o dyn_hack.so -x c /dev/null
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# Since moving rtld-elf to /libexec, we need to create a symlink.
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# Fixup the existing binary that's there so we can symlink over it.
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beforeinstall:
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-chflags noschg ${DESTDIR}/usr/libexec/${PROG}
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.PATH: ${.CURDIR}/${MACHINE_ARCH}
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.include <bsd.prog.mk>
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