1995-05-02 14:35:55 +08:00
|
|
|
# Makefile for elf subdirectory of GNU C Library.
|
|
|
|
|
|
1995-02-21 14:15:34 +08:00
|
|
|
# Copyright (C) 1995 Free Software Foundation, Inc.
|
|
|
|
|
# This file is part of the GNU C Library.
|
|
|
|
|
|
|
|
|
|
# The GNU C Library is free software; you can redistribute it and/or
|
|
|
|
|
# modify it under the terms of the GNU Library General Public License as
|
|
|
|
|
# published by the Free Software Foundation; either version 2 of the
|
|
|
|
|
# License, or (at your option) any later version.
|
|
|
|
|
|
|
|
|
|
# The GNU C Library is distributed in the hope that it will be useful,
|
|
|
|
|
# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
|
|
|
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
|
|
|
# Library General Public License for more details.
|
|
|
|
|
|
|
|
|
|
# You should have received a copy of the GNU Library General Public
|
|
|
|
|
# License along with the GNU C Library; see the file COPYING.LIB. If
|
|
|
|
|
# not, write to the Free Software Foundation, Inc., 675 Mass Ave,
|
|
|
|
|
# Cambridge, MA 02139, USA.
|
|
|
|
|
|
1995-05-02 14:35:55 +08:00
|
|
|
subdir := elf
|
|
|
|
|
|
|
|
|
|
headers := elf.h libelf.h link.h dlfcn.h
|
|
|
|
|
routines := init-first
|
|
|
|
|
|
|
|
|
|
extra-libs = libelf libdl
|
|
|
|
|
libelf-routines := elf_hash
|
|
|
|
|
libdl-routines := dlopen dlclose dlsym dlerror
|
|
|
|
|
libdl-inhibit-o = $(filter-out .so,$(object-suffixes)) # Build only shared.
|
|
|
|
|
|
|
|
|
|
rtld-routines := rtld $(addprefix dl-,load lookup object reloc \
|
|
|
|
|
runtime sysdep error init fini)
|
1995-09-21 14:24:21 +08:00
|
|
|
distribute = $(rtld-routines:=.c) dynamic-link.h do-rel.h \
|
1995-11-08 05:46:52 +08:00
|
|
|
soinit.c sofini.c ldd.sh.in linux-compat.c
|
1995-02-21 14:15:34 +08:00
|
|
|
|
1995-05-02 14:35:55 +08:00
|
|
|
include ../Makeconfig
|
|
|
|
|
|
|
|
|
|
ifeq (yes,$(build-shared))
|
1995-09-21 14:24:21 +08:00
|
|
|
extra-objs = $(rtld-routines:=.so) soinit.so sofini.so
|
1995-11-08 05:46:52 +08:00
|
|
|
generated = librtld.so
|
1995-11-08 10:28:15 +08:00
|
|
|
install-others = $(slibdir)/$(rtld-installed-name)
|
1995-10-09 15:06:29 +08:00
|
|
|
install-bin = ldd
|
1995-11-08 05:46:52 +08:00
|
|
|
|
|
|
|
|
ifneq (,$(filter linux%,$(config-os)))
|
|
|
|
|
extra-objs += linux-compat.so
|
1995-11-08 10:28:15 +08:00
|
|
|
install-others += $(slibdir)/ld-linux.so.1
|
1995-11-08 05:46:52 +08:00
|
|
|
endif
|
1995-05-02 14:35:55 +08:00
|
|
|
endif
|
1995-02-21 14:15:34 +08:00
|
|
|
|
|
|
|
|
include ../Rules
|
1995-05-02 14:35:55 +08:00
|
|
|
|
1995-11-08 05:46:52 +08:00
|
|
|
|
1995-11-16 10:37:06 +08:00
|
|
|
# Choose the default search path for the dynamic linker based on
|
|
|
|
|
# where we will install libraries.
|
|
|
|
|
ifneq ($(libdir),$(slibdir))
|
|
|
|
|
default-rpath = $(slibdir):$(libdir)
|
|
|
|
|
else
|
|
|
|
|
default-rpath = $(libdir)
|
|
|
|
|
endif
|
|
|
|
|
CPPFLAGS += -DDEFAULT_RPATH='"$(default-rpath)"'
|
|
|
|
|
|
|
|
|
|
|
1995-11-08 05:46:52 +08:00
|
|
|
# Link together the dynamic linker into a single relocatable object.
|
|
|
|
|
# We use this to produce both the ABI-compliant and Linux-compatible
|
|
|
|
|
# dynamic linker shared objects below.
|
|
|
|
|
$(objpfx)librtld.so: $(rtld-routines:%=$(objpfx)%.so) \
|
|
|
|
|
$(patsubst %,$(common-objpfx)lib%_pic.a,\
|
|
|
|
|
elf c $(LDLIBS-c.so:-l%=%))
|
|
|
|
|
$(LINK.o) -nostdlib -nostartfiles -r -o $@ \
|
1995-05-02 14:35:55 +08:00
|
|
|
'-Wl,-(' $^ -lgcc '-Wl,-)'
|
|
|
|
|
|
1995-11-08 05:46:52 +08:00
|
|
|
$(objpfx)ld.so $(objpfx)ld-linux.so.1: $(objpfx)librtld.so
|
|
|
|
|
$(LINK.o) -nostdlib -nostartfiles -shared -o $@ $^
|
|
|
|
|
|
|
|
|
|
# The Linux-compatible dynamic linker shared object is just the same
|
|
|
|
|
# with one object file of compatibility initialization code added.
|
|
|
|
|
$(objpfx)ld-linux.so.1: $(objpfx)linux-compat.so
|
|
|
|
|
|
|
|
|
|
|
1995-05-11 10:49:38 +08:00
|
|
|
$(objpfx)libdl.so: $(objpfx)libdl_pic.a $(common-objpfx)libc.so $(objpfx)ld.so
|
|
|
|
|
$(patsubst %/,cd %;,$(objpfx)) \
|
|
|
|
|
$(LINK.o) -shared -o $(@:$(objpfx)%=%) \
|
1995-07-07 02:28:32 +08:00
|
|
|
$(LDFLAGS.so) $(LDFLAGS-dl.so) \
|
|
|
|
|
-Wl,--whole-archive $(^:$(objpfx)%=%)
|
1995-10-09 15:06:29 +08:00
|
|
|
|
1995-11-08 10:28:15 +08:00
|
|
|
$(slibdir)/$(rtld-installed-name): $(objpfx)ld.so; $(do-install-program)
|
|
|
|
|
$(slibdir)/ld-linux.so.1: $(objpfx)ld-linux.so.1; $(do-install-program)
|
1995-10-09 15:06:29 +08:00
|
|
|
|
|
|
|
|
$(objpfx)ldd: ldd.sh.in
|
|
|
|
|
sed 's%@RTLD@%$(libdir)/$(rtld-installed-name)%g' < $< > $@.new
|
1995-11-08 10:28:15 +08:00
|
|
|
chmod 555 $@.new
|
1995-10-09 15:06:29 +08:00
|
|
|
mv -f $@.new $@
|
