1# Expect script for symbol export classes.
2#
3# Copyright (C) 2012-2016 Free Software Foundation, Inc.
4#
5# This file is part of the GNU Binutils.
6#
7# This program is free software; you can redistribute it and/or modify
8# it under the terms of the GNU General Public License as published by
9# the Free Software Foundation; either version 3 of the License, or
10# (at your option) any later version.
11#
12# This program is distributed in the hope that it will be useful,
13# but WITHOUT ANY WARRANTY; without even the implied warranty of
14# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15# GNU General Public License for more details.
16#
17# You should have received a copy of the GNU General Public License
18# along with this program; if not, write to the Free Software
19# Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
20# MA 02110-1301, USA.
21#
22
23#
24# Written by Maciej W. Rozycki <macro@codesourcery.com>
25#
26
27# Exclude non-ELF targets.
28if { ![is_elf_format] } {
29    return
30}
31
32# Exclude some more targets; feel free to include your favorite one
33# if you like.
34if { ![istarget *-*-linux*]
35     && ![istarget *-*-nacl*]
36     && ![istarget *-*-gnu*] } {
37    return
38}
39
40set testname "Symbol export class test"
41
42# Build an auxiliary shared object with conflicting versioned symbol
43# definitions.
44run_ld_link_tests [list \
45    [list \
46	"$testname (auxiliary shared object)" \
47	"-shared -version-script export-class-lib.ver" "" \
48	"" \
49	{ export-class-lib.s } \
50	{} \
51	"export-class-lib.so" \
52    ] \
53]
54
55# Build a static object that pulls symbol definitions.  It has to come
56# first before the auxiliary shared object and other static objects on
57# the linker's command line and hence we need to build it separately.
58run_ld_link_tests [list \
59    [list \
60	"$testname (initial static object)" \
61	"-r" "" \
62	"" \
63	{ export-class-ref.s } \
64	{} \
65	"export-class-ref-r.o" \
66    ] \
67]
68
69# Build static objects that satisfy symbol dependencies and preempt
70# shared-object symbol definitions, and link all the objects built into
71# the final shared object.  The command-line order of objects linked is
72# important to make sure the linker correctly preempts versioned symbols
73# from the auxiliary shared object and is as follows: ref, lib, dep, def.
74# Get a dump to make sure symbol dependencies are resolved internally.
75run_ld_link_tests [list \
76    [list \
77	"$testname (final shared object)" \
78	"-shared -Tdata=0x12340000 tmpdir/export-class-ref-r.o tmpdir/export-class-lib.so" "" \
79	"" \
80	{ export-class-dep.s export-class-def.s } \
81	{ \
82	    { readelf -s export-class.sd } \
83	    { readelf -V export-class.vd } \
84	} \
85	"export-class.so" \
86    ] \
87]
88