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https://sourceware.org/git/binutils-gdb.git
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b58f81aef6
* bfd-in2.h: Regenerate.
* bfd.c (struct bfd): Add no_export.
* elflink.c (elf_link_add_object_symbols): Handle no_export.
ld/
* ldlang.c (struct excluded_lib, excluded_libs, add_excluded_libs)
(check_excluded_libs): New.
(load_symbols): Call check_excluded_libs.
* ldlang.h (add_excluded_libs): New prototype.
* emultempl/elf32.em (OPTION_EXCLUDED_LIBS): Define.
(gld${EMULATION_NAME}_add_options): Add --exclude-libs.
(gld${EMULATION_NAME}_handle_option): Handle --exclude-libs.
* ld.texinfo (Command Line Variables): Document --exclude-libs.
(Options Specific to i386 PE Targets): Remove --exclude-libs.
ld/testsuite/
* ld-elf/exclude1.s, ld-elf/exclude2.s, ld-elf/exclude.exp: New.
138 lines
4.2 KiB
Plaintext
138 lines
4.2 KiB
Plaintext
# Expect script for --exclude-libs tests
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# Copyright 2004 Free Software Foundation, Inc.
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#
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# This file is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program 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
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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# Make sure that ld can hide symbols from libraries when building a shared
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# library.
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# This test can only be run on ELF platforms.
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if ![is_elf_format] {
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return
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}
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# No shared lib support on this target.
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if { [istarget "mcore-*-*"] } {
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return
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}
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global ar
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global as
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global ld
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global nm
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global nm_output
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set test1 "ld link shared library"
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set test2 "ld export symbols from archive"
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set test3 "ld link shared library with --exclude-libs"
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set test4 "ld exclude symbols from archive - --exclude-libs libexclude"
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set test5 "ld exclude symbols from archive - --exclude-libs libexclude.a"
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set test6 "ld exclude symbols from archive - --exclude-libs ALL"
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set test7 "ld exclude symbols from archive - --exclude-libs foo:libexclude.a"
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set test8 "ld exclude symbols from archive - --exclude-libs foo,libexclude.a"
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set test9 "ld don't exclude symbols from archive - --exclude-libs foo:bar"
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if { ![ld_assemble $as $srcdir/$subdir/exclude1.s tmpdir/exclude1.o ]
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|| ![ld_assemble $as $srcdir/$subdir/exclude2.s tmpdir/exclude2.o] } {
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unresolved $test1
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return
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}
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catch "exec rm -f tmpdir/libexclude.a" catch_output
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catch "exec $ar cq tmpdir/libexclude.a tmpdir/exclude2.o" catch_output
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if {![string match "" $catch_output]} {
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unresolved $test1
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return
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}
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# Test that the symbol is normally exported.
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if { [ld_simple_link $ld tmpdir/exclude.so "--shared tmpdir/exclude1.o -Ltmpdir -lexclude"] } {
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pass $test1
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} else {
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if [string match "*shared not supported*" $link_output] {
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unsupported "$test1 - -shared is not supported by this target"
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} else {
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fail $test1
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}
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return
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}
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if ![ld_nm $nm "-D" tmpdir/exclude.so] {
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unresolved $test2
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} elseif { [info exists nm_output(exclude_sym)] } {
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pass $test2
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} else {
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fail $test2
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}
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# Test --exclude-libs libexclude
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if { [ld_simple_link $ld tmpdir/exclude.so "--exclude-libs libexclude --shared tmpdir/exclude1.o -Ltmpdir -lexclude"] } {
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pass $test3
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} else {
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fail $test3
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}
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if ![ld_nm $nm "-D" tmpdir/exclude.so] {
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unresolved $test4
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} elseif { ! [info exists nm_output(exclude_sym)] } {
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pass $test4
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} else {
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fail $test4
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}
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# Test alternate spellings of --exclude-libs
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if { [ld_simple_link $ld tmpdir/exclude.so "--exclude-libs libexclude.a --shared tmpdir/exclude1.o -Ltmpdir -lexclude"]
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&& [ld_nm $nm "-D" tmpdir/exclude.so]
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&& ! [info exists nm_output(exclude_sym)] } {
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pass $test5
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} else {
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fail $test5
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}
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if { [ld_simple_link $ld tmpdir/exclude.so "--exclude-libs ALL --shared tmpdir/exclude1.o -Ltmpdir -lexclude"]
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&& [ld_nm $nm "-D" tmpdir/exclude.so]
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&& ! [info exists nm_output(exclude_sym)] } {
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pass $test6
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} else {
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fail $test6
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}
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if { [ld_simple_link $ld tmpdir/exclude.so "--exclude-libs foo:libexclude.a --shared tmpdir/exclude1.o -Ltmpdir -lexclude"]
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&& [ld_nm $nm "-D" tmpdir/exclude.so]
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&& ! [info exists nm_output(exclude_sym)] } {
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pass $test7
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} else {
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fail $test7
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}
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if { [ld_simple_link $ld tmpdir/exclude.so "--exclude-libs foo,libexclude.a --shared tmpdir/exclude1.o -Ltmpdir -lexclude"]
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&& [ld_nm $nm "-D" tmpdir/exclude.so]
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&& ! [info exists nm_output(exclude_sym)] } {
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pass $test8
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} else {
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fail $test8
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}
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if { [ld_simple_link $ld tmpdir/exclude.so "--exclude-libs foo:bar --shared tmpdir/exclude1.o -Ltmpdir -lexclude"]
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&& [ld_nm $nm "-D" tmpdir/exclude.so]
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&& [info exists nm_output(exclude_sym)] } {
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pass $test9
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} else {
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fail $test9
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}
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