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2f512715ce
install-info. Remove autoconf bug workaround and require autoconf 2.13. Mon Mar 22 15:48:06 1999 Andreas Schwab <schwab@issan.cs.uni-dortmund.de> * configure.in: Also look in $PATH when searching for install-info. Remove autoconf bug workaround and require autoconf 2.13.
261 lines
8.2 KiB
Makefile
261 lines
8.2 KiB
Makefile
# Copyright (C) 1995, 1996, 1997, 1998, 1999 Free Software Foundation, Inc.
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# This file is part of the GNU C Library.
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# The GNU C Library is free software; you can redistribute it and/or
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# modify it under the terms of the GNU Library General Public License as
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# published by the Free Software Foundation; either version 2 of the
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# License, or (at your option) any later version.
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# The GNU C Library is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# Library General Public License for more details.
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# You should have received a copy of the GNU Library General Public
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# License along with the GNU C Library; see the file COPYING.LIB. If not,
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# write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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# Boston, MA 02111-1307, USA.
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# Makefile for elf subdirectory of GNU C Library.
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subdir := elf
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headers = elf.h bits/elfclass.h bits/dlfcn.h link.h dlfcn.h
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routines = $(dl-routines) dl-open dl-close dl-symbol dl-support \
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dl-addr enbl-secure dl-profstub
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# The core dynamic linking functions are in libc for the static and
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# profiled libraries.
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dl-routines = $(addprefix dl-,load cache lookup object reloc deps \
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runtime error init fini debug misc \
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version profile)
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# But they are absent from the shared libc, because that code is in ld.so.
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elide-routines.os = $(dl-routines) dl-support enbl-secure
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# ld.so uses those routines, plus some special stuff for being the program
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# interpreter and operating independent of libc.
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rtld-routines := rtld $(dl-routines) dl-sysdep dl-environ dl-minimal
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distribute = $(rtld-routines:=.c) dynamic-link.h do-rel.h dl-machine.h \
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dl-hash.h soinit.c sofini.c ldd.bash.in eval.c \
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genrtldtbl.awk atomicity.h dl-procinfo.h ldsodefs.h \
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dl-librecon.h interp.c sln.c dl-origin.h hp-timing.h \
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testobj1.c testobj2.c testobj3.c testobj4.c testobj5.c \
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testobj6.c testobj1_1.c failobj.c do-lookup.h
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include ../Makeconfig
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extra-libs = libdl
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extra-libs-others = $(extra-libs)
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libdl-routines := dlopen dlclose dlsym dlvsym dlerror dladdr
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ifeq ($(versioning),yes)
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libdl-routines += dlopenold
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libdl-shared-only-routines := dlopenold
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endif
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before-compile = $(objpfx)trusted-dirs.h
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ifeq ($(versioning),yes)
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ld-map = $(common-objpfx)ld.so.map
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endif
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ifeq (yes,$(build-shared))
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extra-objs = $(rtld-routines:=.os) soinit.os sofini.os eval.os interp.os
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generated = librtld.os dl-allobjs.os ld.so trusted-dirs.h trusted-dirs.st
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install-others = $(inst_slibdir)/$(rtld-installed-name)
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install-bin = ldd
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generated += ldd
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endif
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others = sprof sln
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install-bin += sprof
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others-static = sln
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install-rootsbin = sln
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ifeq (yes,$(has-ldconfig))
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others-static += ldconfig
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others += ldconfig
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install-rootsbin += ldconfig
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endif
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ifeq (yes,$(build-shared))
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tests = loadtest restest1 preloadtest loadfail multiload
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endif
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modules-names = testobj1 testobj2 testobj3 testobj4 testobj5 testobj6 \
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testobj1_1 failobj
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extra-objs += $(modules-names:=.os)
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ifeq ($(build-shared),yes)
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libdl = $(objpfx)libdl.so$(libdl.so-version)
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else
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libdl = $(objpfx)libdl.a
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endif
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include ../Rules
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ifeq (yes,$(build-shared))
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# Make sure these things are built in the `make lib' pass so they can be used
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# to run programs during the `make others' pass.
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lib-noranlib: $(objpfx)$(rtld-installed-name) \
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$(addprefix $(objpfx),$(extra-objs))
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endif
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# Command to link into a larger single relocatable object.
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reloc-link = $(LINK.o) -nostdlib -nostartfiles -r -o $@
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$(objpfx)dl-allobjs.os: $(rtld-routines:%=$(objpfx)%.os)
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$(reloc-link) $^
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# Link together the dynamic linker into a single relocatable object.
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$(objpfx)librtld.os: $(objpfx)dl-allobjs.os $(common-objpfx)libc_pic.a
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$(reloc-link) '-Wl,-(' $^ -lgcc '-Wl,-)'
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# Do we need a linker script?
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rtld-ldscript-in := $(firstword $(wildcard $(+sysdep_dirs:%=%/rtld-ldscript.in)))
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ifneq (,$(rtld-ldscript-in))
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rtld-ldscript = $(objpfx)rtld-ldscript
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generated += rtld-ldscript
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LDFLAGS-rtld = -T $(rtld-ldscript)
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before-compile += $(rtld-ldscript)
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rtld-parms = $(wildcard $(+sysdep_dirs:%=%/rtld-parms))
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include $(rtld-parms)
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$(rtld-ldscript): $(rtld-ldscript-in) $(rtld-parms)
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sed -e 's#@@rtld-oformat@@#$(rtld-oformat)#' \
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-e 's#@@rtld-arch@@#$(rtld-arch)#' \
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-e 's#@@rtld-entry@@#$(rtld-entry)#' \
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-e 's#@@rtld-base@@#$(rtld-base)#' $< >$@
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endif
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$(objpfx)ld.so: $(objpfx)librtld.os $(addprefix $(objpfx),$(rtld-ldscript)) \
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$(ld-map)
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$(LINK.o) -nostdlib -nostartfiles -shared -o $@ $(LDFLAGS-rtld) \
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$(filter-out $(rtld-ldscript) $(map-file),$^) \
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$(load-map-file) -Wl,-soname=$(rtld-installed-name)
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# interp.c exists just to get this string into the libraries.
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CFLAGS-interp.c = -D'RUNTIME_LINKER="$(slibdir)/$(rtld-installed-name)"'
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ifneq (ld.so,$(rtld-installed-name))
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# Make sure ld.so.1 exists in the build directory so we can link
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# against it.
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$(objpfx)$(rtld-installed-name): $(objpfx)ld.so
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rm -f $@
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ln -s $(<F) $@
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generated += $(rtld-installed-name)
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endif
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# Build a file mentioning all trustworthy directories to look for shared
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# libraries when using LD_LIBRARY_PATH in a setuid program. The user can
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# add directories to the list by defining $(user-defined-trusted-dirs)
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# before starting make.
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$(objpfx)trusted-dirs.h: $(objpfx)trusted-dirs.st; @:
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$(objpfx)trusted-dirs.st: Makefile $(..)Makeconfig
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$(make-target-directory)
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dirs="$(subst :, ,$(default-rpath) $(user-defined-trusted-dirs))"; \
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for dir in $$dirs; do \
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echo " \"$$dir/\","; \
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done > ${@:st=T}
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$(move-if-change) ${@:st=T} ${@:st=h}
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touch $@
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CPPFLAGS-dl-load.c = -I$(objpfx).
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CFLAGS-dl-load.c += -Wno-uninitialized
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# Specify the dependencies of libdl.so; its commands come from the generic
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# rule to build a shared library.
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$(objpfx)libdl.so: $(objpfx)libdl_pic.a $(common-objpfx)libc.so $(objpfx)ld.so
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$(inst_slibdir)/$(rtld-version-installed-name): $(objpfx)ld.so $(+force)
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$(do-install-program)
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$(inst_slibdir)/$(rtld-installed-name): \
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$(inst_slibdir)/$(rtld-version-installed-name)
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$(make-shlib-link)
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# Special target called by parent to install just the dynamic linker.
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.PHONY: ldso_install
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ldso_install: $(inst_slibdir)/$(rtld-installed-name)
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common-ldd-rewrite = -e 's%@RTLD@%$(slibdir)/$(rtld-installed-name)%g' \
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-e 's%@VERSION@%$(version)%g'
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sh-ldd-rewrite = $(common-ldd-rewrite) -e 's%@BASH@%/bin/sh%g;s/\$$"/"/g'
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bash-ldd-rewrite = $(common-ldd-rewrite) -e 's%@BASH@%$(BASH)%g' \
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-e 's%@TEXTDOMAINDIR@%$(localedir)%g'
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ifneq ($(have-bash2),yes)
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ldd-shell = sh
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else
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ldd-shell = bash
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endif
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ifeq ($(ldd-rewrite-script),no)
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define gen-ldd
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sed $($(ldd-shell)-ldd-rewrite) < $< > $@.new
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endef
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else
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define gen-ldd
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sed $($(ldd-shell)-ldd-rewrite) < $< | sed -f $(ldd-rewrite-script) > $@.new
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endef
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endif
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$(objpfx)ldd: ldd.bash.in $(common-objpfx)soversions.mk \
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$(common-objpfx)config.make
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$(gen-ldd)
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chmod 555 $@.new
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mv -f $@.new $@
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$(objpfx)sprof: $(libdl)
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test-modules = $(addprefix $(objpfx),$(addsuffix .so,$(modules-names)))
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generated += $(addsuffix .so,$(modules-names))
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$(objpfx)testobj1.so: $(libdl)
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$(objpfx)testobj1_1.so: $(objpfx)testobj1.so $(libdl)
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$(objpfx)testobj2.so: $(objpfx)testobj1.so $(libdl)
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$(objpfx)testobj3.so: $(libdl)
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$(objpfx)testobj4.so: $(libdl)
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$(objpfx)testobj5.so: $(libdl)
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$(objpfx)testobj6.so: $(libdl)
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$(objpfx)failobj.so: $(objpfx)testobj6.so
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$(test-modules): $(objpfx)%.so: $(objpfx)%.os
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$(build-module)
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$(objpfx)loadtest: $(libdl)
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LDFLAGS-loadtest = -rdynamic
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$(objpfx)loadtest.out: $(test-modules)
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$(objpfx)restest1: $(objpfx)testobj1.so $(objpfx)testobj1_1.so $(libdl)
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LDFLAGS-restest1 = -rdynamic
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$(objpfx)restest1.out: $(test-modules)
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preloadtest-preloads = testobj1 testobj2 testobj3 testobj4 testobj5
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$(objpfx)preloadtest: $(objpfx)testobj6.so
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LDFLAGS-preloadtest = -rdynamic
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$(objpfx)preloadtest.out: $(preloadtest-preloads:%=$(objpfx)%.so)
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preloadtest-ENV = \
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LD_PRELOAD=$(subst $(empty) ,:,$(strip $(preloadtest-preloads:=.so)))
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$(objpfx)loadfail: $(libdl)
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LDFLAGS-loadfail = -rdynamic
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$(objpfx)loadfail.out: $(objpfx)failobj.so
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$(objpfx)multiload: $(libdl)
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LDFLAGS-multiload = -rdynamic
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CFLAGS-multiload.c = -DOBJDIR=\"$(objdir)/$(subdir)\"
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$(objpfx)multiload.out: $(objpfx)testobj1.so
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# muwahaha
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LDFLAGS-dl.so = -Wl,-dynamic-linker,$(slibdir)/$(rtld-installed-name)
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$(objpfx)libdl.so: $(objpfx)eval.os
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