384 lines
13 KiB
Makefile
384 lines
13 KiB
Makefile
# Copyright (C) 1995-1999, 2000 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., 59 Temple Place - Suite 330,
|
|
# Boston, MA 02111-1307, USA.
|
|
|
|
# Makefile for elf subdirectory of GNU C Library.
|
|
|
|
subdir := elf
|
|
|
|
headers = elf.h bits/elfclass.h link.h
|
|
routines = $(dl-routines) dl-open dl-close dl-symbol dl-support \
|
|
dl-addr enbl-secure dl-profstub dl-origin dl-libc dl-sym
|
|
|
|
# The core dynamic linking functions are in libc for the static and
|
|
# profiled libraries.
|
|
dl-routines = $(addprefix dl-,load cache lookup object reloc deps \
|
|
runtime error init fini debug misc \
|
|
version profile)
|
|
all-dl-routines = $(dl-routines) $(sysdep-dl-routines)
|
|
# But they are absent from the shared libc, because that code is in ld.so.
|
|
elide-routines.os = $(all-dl-routines) dl-support enbl-secure
|
|
|
|
# ld.so uses those routines, plus some special stuff for being the program
|
|
# interpreter and operating independent of libc.
|
|
rtld-routines := rtld $(dl-routines) dl-sysdep dl-environ dl-minimal
|
|
all-rtld-routines = $(rtld-routines) $(sysdep-rtld-routines)
|
|
|
|
distribute := $(rtld-routines:=.c) dynamic-link.h do-rel.h dl-machine.h \
|
|
dl-cache.h dl-hash.h soinit.c sofini.c ldd.bash.in \
|
|
genrtldtbl.awk atomicity.h dl-procinfo.h ldsodefs.h \
|
|
dl-librecon.h interp.c sln.c dl-dst.h hp-timing.h \
|
|
do-lookup.h dl-lookupcfg.h sprof.c gen-trusted-dirs.awk \
|
|
testobj1.c testobj2.c testobj3.c testobj4.c testobj5.c \
|
|
testobj6.c testobj1_1.c failobj.c unloadmod.c \
|
|
ldconfig.h ldconfig.c cache.c readlib.c readelflib.c \
|
|
chroot_canon.c gccframe.h \
|
|
dep1.c dep2.c dep3.c dep4.c dl-dtprocnum.h unsecvars.h \
|
|
vismain.c vismod1.c vismod2.c vismod3.c \
|
|
constload2.c constload3.c filtmod1.c filtmod2.c \
|
|
nodlopenmod.c nodelete.c nodelmod1.c nodelmod2.c \
|
|
nodelmod3.c nodelmod4.c nodlopen.c dl-osinfo.h \
|
|
reldepmod1.c reldepmod2.c reldepmod3.c reldepmod4.c \
|
|
nextmod1.c nextmod2.c pathoptobj.c tst-pathopt.sh \
|
|
neededobj1.c neededobj2.c neededobj3.c neededobj4.c \
|
|
unload2mod.c unload2dep.c ltglobmod1.c ltglobmod2.c \
|
|
testobj.h vismod.h
|
|
|
|
include ../Makeconfig
|
|
|
|
before-compile = $(objpfx)trusted-dirs.h
|
|
generated := trusted-dirs.h trusted-dirs.st for-renamed/renamed.so
|
|
generated-dirs := for-renamed
|
|
|
|
ifeq ($(versioning),yes)
|
|
ld-map = $(common-objpfx)ld.map
|
|
endif
|
|
|
|
ifeq (yes,$(build-shared))
|
|
extra-objs = $(all-rtld-routines:%=%.os) soinit.os sofini.os interp.os
|
|
generated += librtld.os dl-allobjs.os ld.so ldd
|
|
install-others = $(inst_slibdir)/$(rtld-installed-name)
|
|
install-bin = ldd
|
|
endif
|
|
|
|
others = sprof sln
|
|
install-bin += sprof
|
|
others-static = sln
|
|
install-rootsbin = sln
|
|
|
|
ifeq (yes,$(use-ldconfig))
|
|
ifeq (yes,$(build-shared))
|
|
others-static += ldconfig
|
|
others += ldconfig
|
|
install-rootsbin += ldconfig
|
|
|
|
ldconfig-modules := cache readlib xmalloc xstrdup chroot_canon
|
|
extra-objs += $(ldconfig-modules:=.o)
|
|
|
|
# To find xmalloc.c and xstrdup.c
|
|
vpath %.c ../locale/programs
|
|
|
|
endif
|
|
endif
|
|
|
|
ifeq (yes,$(build-shared))
|
|
tests = loadtest restest1 preloadtest loadfail multiload origtest resolvfail \
|
|
constload1 order $(tests-vis-$(have-protected)) noload filter unload \
|
|
reldep reldep2 reldep3 next $(tests-nodelete-$(have-z-nodelete)) \
|
|
$(tests-nodlopen-$(have-z-nodlopen)) neededtest neededtest2 \
|
|
neededtest3 unload2 lateglobal
|
|
test-srcs = tst-pathopt
|
|
tests-vis-yes = vismain
|
|
tests-nodelete-yes = nodelete
|
|
tests-nodlopen-yes = nodlopen
|
|
endif
|
|
modules-names = testobj1 testobj2 testobj3 testobj4 testobj5 testobj6 \
|
|
testobj1_1 failobj constload2 constload3 unloadmod \
|
|
dep1 dep2 dep3 dep4 $(modules-vis-$(have-protected)) \
|
|
$(modules-nodelete-$(have-z-nodelete)) \
|
|
$(modules-nodlopen-$(have-z-nodlopen)) filtmod1 filtmod2 \
|
|
reldepmod1 reldepmod2 reldepmod3 reldepmod4 nextmod1 nextmod2 \
|
|
neededobj1 neededobj2 neededobj3 neededobj4 \
|
|
unload2mod unload2dep ltglobmod1 ltglobmod2 pathoptobj
|
|
modules-vis-yes = vismod1 vismod2 vismod3
|
|
modules-nodelete-yes = nodelmod1 nodelmod2 nodelmod3 nodelmod4
|
|
modules-nodlopen-yes = nodlopenmod
|
|
extra-objs += $(addsuffix .os,$(strip $(modules-names)))
|
|
|
|
include ../Rules
|
|
|
|
ifeq (yes,$(build-shared))
|
|
# Make sure these things are built in the `make lib' pass so they can be used
|
|
# to run programs during the `make others' pass.
|
|
lib-noranlib: $(objpfx)$(rtld-installed-name) \
|
|
$(addprefix $(objpfx),$(extra-objs))
|
|
endif
|
|
|
|
# Command to link into a larger single relocatable object.
|
|
reloc-link = $(LINK.o) -nostdlib -nostartfiles -r -o $@
|
|
|
|
$(objpfx)dl-allobjs.os: $(all-rtld-routines:%=$(objpfx)%.os)
|
|
$(reloc-link) $^
|
|
|
|
# Link together the dynamic linker into a single relocatable object.
|
|
$(objpfx)librtld.os: $(objpfx)dl-allobjs.os $(common-objpfx)libc_pic.a
|
|
$(reloc-link) '-Wl,-(' $^ -lgcc '-Wl,-)'
|
|
|
|
# Do we need a linker script?
|
|
rtld-ldscript-in := $(firstword $(wildcard $(+sysdep_dirs:%=%/rtld-ldscript.in)))
|
|
|
|
ifneq (,$(rtld-ldscript-in))
|
|
rtld-ldscript = $(objpfx)rtld-ldscript
|
|
generated += rtld-ldscript
|
|
|
|
LDFLAGS-rtld = -T $(rtld-ldscript)
|
|
before-compile += $(rtld-ldscript)
|
|
|
|
rtld-parms = $(wildcard $(+sysdep_dirs:%=%/rtld-parms))
|
|
include $(rtld-parms)
|
|
|
|
$(rtld-ldscript): $(rtld-ldscript-in) $(rtld-parms)
|
|
sed -e 's#@@rtld-oformat@@#$(rtld-oformat)#' \
|
|
-e 's#@@rtld-arch@@#$(rtld-arch)#' \
|
|
-e 's#@@rtld-entry@@#$(rtld-entry)#' \
|
|
-e 's#@@rtld-base@@#$(rtld-base)#' $< >$@
|
|
endif
|
|
|
|
$(objpfx)ld.so: $(objpfx)librtld.os $(rtld-ldscript) $(ld-map)
|
|
$(LINK.o) -nostdlib -nostartfiles -shared -o $@ $(LDFLAGS-rtld) \
|
|
$(filter-out $(rtld-ldscript) $(map-file),$^) \
|
|
$(load-map-file) -Wl,-soname=$(rtld-installed-name)
|
|
|
|
# interp.c exists just to get this string into the libraries.
|
|
CFLAGS-interp.c = -D'RUNTIME_LINKER="$(slibdir)/$(rtld-installed-name)"'
|
|
|
|
ifneq (ld.so,$(rtld-installed-name))
|
|
# Make sure ld.so.1 exists in the build directory so we can link
|
|
# against it.
|
|
$(objpfx)$(rtld-installed-name): $(objpfx)ld.so
|
|
rm -f $@
|
|
ln -s $(<F) $@
|
|
generated += $(rtld-installed-name)
|
|
endif
|
|
|
|
# Build a file mentioning all trustworthy directories to look for shared
|
|
# libraries when using LD_LIBRARY_PATH in a setuid program. The user can
|
|
# add directories to the list by defining $(user-defined-trusted-dirs)
|
|
# before starting make.
|
|
$(objpfx)trusted-dirs.h: $(objpfx)trusted-dirs.st; @:
|
|
$(objpfx)trusted-dirs.st: Makefile $(..)Makeconfig
|
|
$(make-target-directory)
|
|
echo "$(subst :, ,$(default-rpath) $(user-defined-trusted-dirs))" \
|
|
| $(AWK) -f gen-trusted-dirs.awk > ${@:st=T};
|
|
$(move-if-change) ${@:st=T} ${@:st=h}
|
|
touch $@
|
|
CPPFLAGS-dl-load.c = -I$(objpfx).
|
|
|
|
ifeq (yes,$(build-shared))
|
|
$(inst_slibdir)/$(rtld-version-installed-name): $(objpfx)ld.so $(+force)
|
|
$(make-target-directory)
|
|
$(do-install-program)
|
|
|
|
$(inst_slibdir)/$(rtld-installed-name): \
|
|
$(inst_slibdir)/$(rtld-version-installed-name) \
|
|
$(inst_slibdir)/libc-$(version).so
|
|
$(make-shlib-link)
|
|
|
|
# Special target called by parent to install just the dynamic linker.
|
|
.PHONY: ldso_install
|
|
ldso_install: $(inst_slibdir)/$(rtld-installed-name)
|
|
endif
|
|
|
|
|
|
common-ldd-rewrite = -e 's%@RTLD@%$(slibdir)/$(rtld-installed-name)%g' \
|
|
-e 's%@VERSION@%$(version)%g'
|
|
sh-ldd-rewrite = $(common-ldd-rewrite) -e 's%@BASH@%/bin/sh%g;s/\$$"/"/g'
|
|
bash-ldd-rewrite = $(common-ldd-rewrite) -e 's%@BASH@%$(BASH)%g' \
|
|
-e 's%@TEXTDOMAINDIR@%$(msgcatdir)%g'
|
|
|
|
ifneq ($(have-bash2),yes)
|
|
ldd-shell = sh
|
|
else
|
|
ldd-shell = bash
|
|
endif
|
|
|
|
ifeq ($(ldd-rewrite-script),no)
|
|
define gen-ldd
|
|
sed $($(ldd-shell)-ldd-rewrite) < $< > $@.new
|
|
endef
|
|
else
|
|
define gen-ldd
|
|
sed $($(ldd-shell)-ldd-rewrite) < $< | sed -f $(ldd-rewrite-script) > $@.new
|
|
endef
|
|
endif
|
|
|
|
$(objpfx)ldd: ldd.bash.in $(common-objpfx)soversions.mk \
|
|
$(common-objpfx)config.make
|
|
$(gen-ldd)
|
|
chmod 555 $@.new
|
|
mv -f $@.new $@
|
|
|
|
$(objpfx)sprof: $(libdl)
|
|
|
|
$(objpfx)ldconfig: $(ldconfig-modules:%=$(objpfx)%.o)
|
|
SYSCONF-FLAGS := -D'SYSCONFDIR="$(sysconfdir)"'
|
|
CFLAGS-ldconfig.c = $(SYSCONF-FLAGS) -D'LIBDIR="$(libdir)"' -D'SLIBDIR="$(slibdir)"'
|
|
CFLAGS-dl-cache.c = $(SYSCONF-FLAGS)
|
|
CFLAGS-cache.c = $(SYSCONF-FLAGS)
|
|
|
|
test-modules = $(addprefix $(objpfx),$(addsuffix .so,$(strip $(modules-names))))
|
|
generated += $(addsuffix .so,$(strip $(modules-names)))
|
|
|
|
tests: $(objpfx)tst-pathopt.out
|
|
|
|
$(objpfx)testobj1.so: $(libdl)
|
|
$(objpfx)testobj1_1.so: $(objpfx)testobj1.so $(libdl)
|
|
$(objpfx)testobj2.so: $(objpfx)testobj1.so $(libdl)
|
|
$(objpfx)testobj3.so: $(libdl)
|
|
$(objpfx)testobj4.so: $(libdl)
|
|
$(objpfx)testobj5.so: $(libdl)
|
|
$(objpfx)testobj6.so: $(objpfx)testobj1.so $(objpfx)testobj2.so $(libdl)
|
|
$(objpfx)failobj.so: $(objpfx)testobj6.so
|
|
$(objpfx)dep1.so: $(objpfx)dep2.so $(objpfx)dep4.so
|
|
$(objpfx)dep2.so: $(objpfx)dep3.so $(objpfx)dep4.so
|
|
$(objpfx)dep4.so: $(objpfx)dep3.so
|
|
$(objpfx)nodelmod3.so: $(objpfx)nodelmod4.so
|
|
$(objpfx)nextmod1.so: $(libdl)
|
|
$(objpfx)neededobj1.so: $(libdl)
|
|
$(objpfx)neededobj2.so: $(objpfx)neededobj1.so $(libdl)
|
|
$(objpfx)neededobj3.so: $(objpfx)neededobj1.so $(objpfx)neededobj2.so $(libdl)
|
|
$(objpfx)neededobj4.so: $(objpfx)neededobj1.so $(objpfx)neededobj2.so \
|
|
$(objpfx)neededobj3.so $(libdl)
|
|
$(objpfx)unload2mod.so: $(objpfx)unload2dep.so
|
|
$(objpfx)ltglobmod2.so: $(libdl)
|
|
|
|
# filtmod1.so has a special rule
|
|
$(filter-out $(objpfx)filtmod1.so, $(test-modules)): $(objpfx)%.so: $(objpfx)%.os
|
|
$(build-module)
|
|
|
|
$(objpfx)loadtest: $(libdl)
|
|
LDFLAGS-loadtest = -rdynamic
|
|
|
|
$(objpfx)loadtest.out: $(test-modules)
|
|
|
|
$(objpfx)neededtest: $(libdl)
|
|
$(objpfx)neededtest.out: $(objpfx)neededobj1.so $(objpfx)neededobj2.so \
|
|
$(objpfx)neededobj3.so
|
|
|
|
$(objpfx)neededtest2: $(libdl)
|
|
$(objpfx)neededtest2.out: $(objpfx)neededobj1.so $(objpfx)neededobj2.so \
|
|
$(objpfx)neededobj3.so
|
|
|
|
$(objpfx)neededtest3: $(libdl)
|
|
$(objpfx)neededtest3.out: $(objpfx)neededobj1.so $(objpfx)neededobj2.so \
|
|
$(objpfx)neededobj3.so $(objpfx)neededobj4.so
|
|
|
|
$(objpfx)restest1: $(objpfx)testobj1.so $(objpfx)testobj1_1.so $(libdl)
|
|
LDFLAGS-restest1 = -rdynamic
|
|
|
|
$(objpfx)restest1.out: $(test-modules)
|
|
|
|
preloadtest-preloads = testobj1 testobj2 testobj3 testobj4 testobj5
|
|
$(objpfx)preloadtest: $(objpfx)testobj6.so
|
|
LDFLAGS-preloadtest = -rdynamic
|
|
$(objpfx)preloadtest.out: $(preloadtest-preloads:%=$(objpfx)%.so)
|
|
preloadtest-ENV = \
|
|
LD_PRELOAD=$(subst $(empty) ,:,$(strip $(preloadtest-preloads:=.so)))
|
|
|
|
$(objpfx)loadfail: $(libdl)
|
|
LDFLAGS-loadfail = -rdynamic
|
|
|
|
$(objpfx)loadfail.out: $(objpfx)failobj.so
|
|
|
|
$(objpfx)multiload: $(libdl)
|
|
LDFLAGS-multiload = -rdynamic
|
|
CFLAGS-multiload.c = -DOBJDIR=\"$(elf-objpfx)\"
|
|
|
|
$(objpfx)multiload.out: $(objpfx)testobj1.so
|
|
|
|
$(objpfx)origtest: $(libdl)
|
|
LDFLAGS-origtest = -rdynamic
|
|
$(objpfx)origtest.out: $(objpfx)testobj1.so
|
|
|
|
ifeq ($(have-thread-library),yes)
|
|
$(objpfx)resolvfail: $(libdl) $(shared-thread-library)
|
|
else
|
|
$(objpfx)resolvfail: $(libdl)
|
|
endif
|
|
|
|
$(objpfx)constload1: $(libdl)
|
|
$(objpfx)constload1.out: $(objpfx)constload2.so $(objpfx)constload3.so
|
|
|
|
$(objpfx)order: $(addprefix $(objpfx),dep4.so dep3.so dep2.so dep1.so)
|
|
|
|
$(objpfx)order.out: $(objpfx)order
|
|
$(elf-objpfx)$(rtld-installed-name) \
|
|
--library-path $(rpath-link)$(patsubst %,:%,$(sysdep-library-path)) \
|
|
$(objpfx)order > $@
|
|
(echo "0123456789" | cmp $@ -) > /dev/null
|
|
|
|
$(objpfx)vismain: $(addprefix $(objpfx),vismod1.so vismod2.so)
|
|
$(objpfx)vismain.out: $(addprefix $(objpfx),vismod3.so)
|
|
vismain-ENV = LD_PRELOAD=$(addprefix $(objpfx),vismod3.so)
|
|
|
|
$(objpfx)noload: $(objpfx)testobj1.so
|
|
LDFLAGS-noload = -rdynamic
|
|
$(objpfx)noload.out: $(objpfx)testobj5.so
|
|
|
|
LDFLAGS-nodelete = -rdynamic
|
|
LDFLAGS-nodelmod1.so = -Wl,--enable-new-dtags,-z,nodelete
|
|
LDFLAGS-nodelmod4.so = -Wl,--enable-new-dtags,-z,nodelete
|
|
$(objpfx)nodelete: $(libdl)
|
|
$(objpfx)nodelete.out: $(objpfx)nodelmod1.so $(objpfx)nodelmod2.so \
|
|
$(objpfx)nodelmod3.so
|
|
|
|
LDFLAGS-nodlopenmod.so = -Wl,--enable-new-dtags,-z,nodlopen
|
|
$(objpfx)nodlopen: $(libdl)
|
|
$(objpfx)nodlopen.out: $(objpfx)nodlopenmod.so
|
|
|
|
$(objpfx)filtmod1.so: $(objpfx)filtmod1.os $(objpfx)filtmod2.so
|
|
$(LINK.o) -shared -o $@ -B$(csu-objpfx) $(LDFLAGS.so) \
|
|
-L$(subst :, -L,$(rpath-link)) \
|
|
-Wl,-rpath-link=$(rpath-link) \
|
|
$< -Wl,-F,$(objpfx)filtmod2.so
|
|
$(objpfx)filter: $(objpfx)filtmod1.so
|
|
|
|
$(objpfx)unload: $(libdl)
|
|
$(objpfx)unload.out: $(objpfx)unloadmod.so
|
|
|
|
$(objpfx)reldep: $(libdl)
|
|
$(objpfx)reldep.out: $(objpfx)reldepmod1.so $(objpfx)reldepmod2.so
|
|
|
|
$(objpfx)reldep2: $(libdl)
|
|
$(objpfx)reldep2.out: $(objpfx)reldepmod1.so $(objpfx)reldepmod3.so
|
|
|
|
$(objpfx)reldep3: $(libdl)
|
|
$(objpfx)reldep3.out: $(objpfx)reldepmod1.so $(objpfx)reldepmod4.so
|
|
|
|
$(objpfx)next: $(objpfx)nextmod1.so $(objpfx)nextmod2.so $(libdl)
|
|
|
|
$(objpfx)unload2: $(libdl)
|
|
$(objpfx)unload2.out: $(objpfx)unload2mod.so $(objpfx)unload2dep.so
|
|
|
|
$(objpfx)lateglobal: $(libdl)
|
|
$(objpfx)lateglobal.out: $(objpfx)ltglobmod1.so $(objpfx)ltglobmod2.so
|
|
|
|
$(objpfx)tst-pathopt: $(libdl)
|
|
$(objpfx)tst-pathopt.out: tst-pathopt.sh $(objpfx)tst-pathopt \
|
|
$(objpfx)pathoptobj.so
|
|
$(SHELL) -e $< $(common-objpfx)
|