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- # Expect script for symbol export classes.
- #
- # Copyright (C) 2012-2022 Free Software Foundation, Inc.
- #
- # This file is part of the GNU Binutils.
- #
- # This program is free software; you can redistribute it and/or modify
- # it under the terms of the GNU General Public License as published by
- # the Free Software Foundation; either version 3 of the License, or
- # (at your option) any later version.
- #
- # This program 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 General Public License for more details.
- #
- # You should have received a copy of the GNU General Public License
- # along with this program; if not, write to the Free Software
- # Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
- # MA 02110-1301, USA.
- #
- #
- # Written by Maciej W. Rozycki <macro@codesourcery.com>
- #
- # Exclude non-ELF targets.
- if { ![is_elf_format] || ![check_shared_lib_support] } {
- return
- }
- # Exclude some more targets; feel free to include your favorite one
- # if you like.
- if { ![istarget *-*-linux*]
- && ![istarget arm*-*-uclinuxfdpiceabi]
- && ![istarget *-*-nacl*]
- && ![istarget *-*-gnu*] } {
- return
- }
- set testname "Symbol export class test"
- # Build an auxiliary shared object with conflicting versioned symbol
- # definitions.
- run_ld_link_tests [list \
- [list \
- "$testname (auxiliary shared object)" \
- "-shared -version-script export-class-lib.ver" "" \
- "" \
- { export-class-lib.s } \
- {} \
- "export-class-lib.so" \
- ] \
- ]
- # Build a static object that pulls symbol definitions. It has to come
- # first before the auxiliary shared object and other static objects on
- # the linker's command line and hence we need to build it separately.
- run_ld_link_tests [list \
- [list \
- "$testname (initial static object)" \
- "-r" "" \
- "" \
- { export-class-ref.s } \
- {} \
- "export-class-ref-r.o" \
- ] \
- ]
- # Build static objects that satisfy symbol dependencies and preempt
- # shared-object symbol definitions, and link all the objects built into
- # the final shared object. The command-line order of objects linked is
- # important to make sure the linker correctly preempts versioned symbols
- # from the auxiliary shared object and is as follows: ref, lib, dep, def.
- # Get a dump to make sure symbol dependencies are resolved internally.
- run_ld_link_tests [list \
- [list \
- "$testname (final shared object)" \
- "-shared -Tdata=0x12340000 tmpdir/export-class-ref-r.o tmpdir/export-class-lib.so" "" \
- "" \
- { export-class-dep.s export-class-def.s } \
- { \
- { readelf -s export-class.sd } \
- { readelf -V export-class.vd } \
- } \
- "export-class.so" \
- ] \
- ]
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