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|
#!/usr/bin/perl
#
# 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 2 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, see <https://www.gnu.org/licenses/>.
use strict;
use warnings;
use Test::More;
use Test::Dpkg qw(:needs :paths);
use Cwd;
plan tests => 148;
use Dpkg::Path qw(find_command);
use_ok('Dpkg::Shlibs');
my $tmp;
my @tmp;
my %tmp;
my $datadir = test_get_data_path();
my @librarypaths;
{
# XXX: Keep as long as we support the deprecated LD_LIBRARY_PATH.
local $ENV{LD_LIBRARY_PATH} = '/test-env';
Dpkg::Shlibs::add_library_dir('/test-a');
@librarypaths = Dpkg::Shlibs::get_library_paths();
is($librarypaths[0], '/test-a', 'add_library_dir() does not get lost');
Dpkg::Shlibs::add_library_dir('/test-b');
@librarypaths = Dpkg::Shlibs::get_library_paths();
is_deeply([ @librarypaths[0, 1] ] , [ '/test-a', '/test-b' ],
'add_library_dir() prepends');
}
Dpkg::Shlibs::blank_library_paths();
# We want relative paths inside the ld.so.conf fragments to work, and $srcdir
# is usually a relative path, so let's temporarily switch directory.
# XXX: An alternative would be to make parse_ldso_conf relative path aware.
my $cwd = cwd();
test_needs_srcdir_switch();
Dpkg::Shlibs::parse_ldso_conf('t/Dpkg_Shlibs/ld.so.conf');
chdir($cwd);
@librarypaths = Dpkg::Shlibs::get_library_paths();
is_deeply(\@librarypaths,
[ qw(/nonexistent32 /nonexistent/lib64
/usr/local/lib /nonexistent/lib128) ], 'parsed library paths');
use_ok('Dpkg::Shlibs::Objdump');
my $obj = Dpkg::Shlibs::Objdump::Object->new;
open my $objdump, '<', "$datadir/objdump.dbd-pg"
or die "$datadir/objdump.dbd-pg: $!";
$obj->parse_objdump_output($objdump);
close $objdump;
ok(!$obj->is_public_library(), 'Pg.so is not a public library');
ok(!$obj->is_executable(), 'Pg.so is not an executable');
open $objdump, '<', "$datadir/objdump.ls"
or die "$datadir/objdump.ls: $!";
$obj->reset();
$obj->parse_objdump_output($objdump);
close $objdump;
ok(!$obj->is_public_library(), 'ls is not a public library');
ok($obj->is_executable(), 'ls is an executable');
my $sym = $obj->get_symbol('optarg@GLIBC_2.0');
ok($sym, 'optarg@GLIBC_2.0 exists');
ok(!$sym->{defined}, 'R_*_COPY relocations are taken into account');
open $objdump, '<', "$datadir/objdump.space"
or die "$datadir/objdump.space: $!";
$obj->reset();
$obj->parse_objdump_output($objdump);
close $objdump;
# Non-regression test for #506139
$sym = $obj->get_symbol('singlespace');
ok($sym, 'version less symbol separated by a single space are correctly parsed');
open $objdump, '<', "$datadir/objdump.libc6-2.6"
or die "$datadir/objdump.libc6-2.6: $!";
$obj->reset();
$obj->parse_objdump_output($objdump);
close $objdump;
ok($obj->is_public_library(), 'libc6 is a public library');
ok(!$obj->is_executable(), 'libc6 is not an executable');
is($obj->{SONAME}, 'libc.so.6', 'SONAME');
is($obj->{HASH}, '0x13d99c', 'HASH');
is($obj->{GNU_HASH}, '0x194', 'GNU_HASH');
is($obj->{format}, 'elf32-i386', 'format');
is_deeply($obj->{flags}, { DYNAMIC => 1, HAS_SYMS => 1, D_PAGED => 1 }, 'flags');
is_deeply($obj->{NEEDED}, [ 'ld-linux.so.2' ], 'NEEDED');
is_deeply([ $obj->get_needed_libraries ], [ 'ld-linux.so.2' ], 'NEEDED');
$sym = $obj->get_symbol('_sys_nerr@GLIBC_2.3');
is_deeply( $sym, { name => '_sys_nerr', version => 'GLIBC_2.3',
soname => 'libc.so.6', objid => 'libc.so.6',
section => '.rodata', dynamic => 1,
debug => '', type => 'O', weak => '',
local => '', global => 1, visibility => '',
hidden => 1, defined => 1 }, 'Symbol' );
$sym = $obj->get_symbol('_IO_stdin_used');
is_deeply( $sym, { name => '_IO_stdin_used', version => '',
soname => 'libc.so.6', objid => 'libc.so.6',
section => '*UND*', dynamic => 1,
debug => '', type => ' ', weak => 1,
local => '', global => '', visibility => '',
hidden => '', defined => '' }, 'Symbol 2' );
my @syms = $obj->get_exported_dynamic_symbols;
is( scalar @syms, 2231, 'defined && dynamic' );
@syms = $obj->get_undefined_dynamic_symbols;
is( scalar @syms, 9, 'undefined && dynamic' );
my $obj_old = Dpkg::Shlibs::Objdump::Object->new;
open $objdump, '<', "$datadir/objdump.libc6-2.3"
or die "$datadir/objdump.libc6-2.3: $!";
$obj_old->parse_objdump_output($objdump);
close $objdump;
use_ok('Dpkg::Shlibs::SymbolFile');
use_ok('Dpkg::Shlibs::Symbol');
my $sym_file = Dpkg::Shlibs::SymbolFile->new(file => "$datadir/symbol_file.tmp");
my $sym_file_dup = Dpkg::Shlibs::SymbolFile->new(file => "$datadir/symbol_file.tmp");
my $sym_file_old = Dpkg::Shlibs::SymbolFile->new(file => "$datadir/symbol_file.tmp");
$sym_file->merge_symbols($obj_old, '2.3.6.ds1-13');
$sym_file_old->merge_symbols($obj_old, '2.3.6.ds1-13');
ok( $sym_file->has_object('libc.so.6'), 'SONAME in sym file' );
$sym_file->merge_symbols($obj, '2.6-1');
ok( $sym_file->get_new_symbols($sym_file_old), 'has new symbols' );
ok( $sym_file_old->get_lost_symbols($sym_file), 'has lost symbols' );
is( $sym_file_old->lookup_symbol('__bss_start@Base', ['libc.so.6']),
undef, 'internal symbols are blacklisted' );
%tmp = $sym_file->lookup_symbol('_errno@GLIBC_2.0', ['libc.so.6'], 1);
isa_ok($tmp{symbol}, 'Dpkg::Shlibs::Symbol');
is_deeply(\%tmp, { symbol => Dpkg::Shlibs::Symbol->new(symbol => '_errno@GLIBC_2.0',
minver => '2.3.6.ds1-13', dep_id => 0,
deprecated => '2.6-1'), soname => 'libc.so.6' },
'deprecated symbol');
# Wildcard test
my $pat = $sym_file_old->create_symbol('*@GLIBC_PRIVATE 2.3.6.wildcard');
$sym_file_old->add_symbol($pat, 'libc.so.6');
$sym_file_old->merge_symbols($obj, '2.6-1');
$sym = $sym_file_old->lookup_symbol('__nss_services_lookup@GLIBC_PRIVATE', 'libc.so.6');
is_deeply($sym, Dpkg::Shlibs::Symbol->new(symbol => '__nss_services_lookup@GLIBC_PRIVATE',
minver => '2.3.6.wildcard', dep_id => 0, deprecated => 0,
tags => { symver => undef, optional => undef },
tagorder => [ 'symver', 'optional' ],
matching_pattern => $pat ), 'wildcarded symbol');
# Save -> Load test
use File::Temp;
use File::Basename qw(basename);
sub save_load_test {
my ($symfile, $comment, @opts) = @_;
my $save_file = File::Temp->new();
$symfile->save($save_file->filename, @opts);
my $dup = Dpkg::Shlibs::SymbolFile->new(file => $save_file->filename);
# Force sync of non-stored attributes
$dup->{file} = $symfile->{file};
$dup->{arch} = $symfile->{arch};
is_deeply($dup, $symfile, $comment);
if (-f $symfile->{file}) {
is(system('diff', '-u', $symfile->{file}, $save_file->filename), 0,
basename($symfile->{file}) . ' dumped identical');
}
}
save_load_test( $sym_file, 'save -> load' );
# Test ignoring blacklisted symbols
open $objdump, '<', "$datadir/objdump.blacklisted"
or die "objdump.blacklisted: $!";
$obj->reset();
$obj->parse_objdump_output($objdump);
close $objdump;
# Do not ignore any blacklist
$sym_file = Dpkg::Shlibs::SymbolFile->new(file => "$datadir/symbols.blacklist-filter");
$sym_file->merge_symbols($obj, '100.MISSING');
$sym = $sym_file->lookup_symbol('symbol@Base', ['libblacklisted.so.0']);
is_deeply($sym, Dpkg::Shlibs::Symbol->new(symbol => 'symbol@Base',
minver => '1.0', dep_id => 0, deprecated => 0),
'symbol unaffected w/o ignoring blacklists');
$sym = $sym_file->lookup_symbol('.gomp_critical_user_foo@Base', ['libblacklisted.so.0']);
is($sym, undef, 'gomp symbol omitted while filtering on blacklists');
$sym = $sym_file->lookup_symbol('__aeabi_lcmp@GCC_3.0', ['libblacklisted.so.0']);
is($sym, undef, 'known aeabi symbol omitted while filtering on blacklists');
$sym = $sym_file->lookup_symbol('__aeabi_unknown@GCC_4.0', ['libblacklisted.so.0']);
is($sym, undef, 'unknown aeabi symbol omitted while filtering on blacklists');
# Ignore blacklists using the ignore-blacklists symbol tag
$sym_file = Dpkg::Shlibs::SymbolFile->new(file => "$datadir/symbols.blacklist-ignore");
$sym_file->merge_symbols($obj, '100.MISSING');
$sym = $sym_file->lookup_symbol('symbol@Base', ['libblacklisted.so.0']);
is_deeply($sym, Dpkg::Shlibs::Symbol->new(symbol => 'symbol@Base',
minver => '1.0', dep_id => 0, deprecated => 0),
'symbol unaffected while ignoring blacklists via symbol tag');
$sym = $sym_file->lookup_symbol('.gomp_critical_user_foo@Base', ['libblacklisted.so.0']);
is_deeply($sym, Dpkg::Shlibs::Symbol->new(symbol => '.gomp_critical_user_foo@Base',
minver => '2.0', dep_id => 0, deprecated => 0,
tags => { 'ignore-blacklist' => undef },
tagorder => [ 'ignore-blacklist' ]),
'blacklisted gomp symbol included via symbol tag');
$sym = $sym_file->lookup_symbol('__aeabi_lcmp@GCC_3.0', ['libblacklisted.so.0']);
is_deeply($sym, Dpkg::Shlibs::Symbol->new(symbol => '__aeabi_lcmp@GCC_3.0',
minver => '3.0', dep_id => 0, deprecated => 0,
tags => { 'ignore-blacklist' => undef },
tagorder => [ 'ignore-blacklist' ]),
'blacklisted known aeabi symbol included via symbol tag');
$sym = $sym_file->lookup_symbol('__aeabi_unknown@GCC_4.0', ['libblacklisted.so.0']);
is_deeply($sym, Dpkg::Shlibs::Symbol->new(symbol => '__aeabi_unknown@GCC_4.0',
minver => '4.0', dep_id => 0, deprecated => 0,
tags => { 'ignore-blacklist' => undef },
tagorder => [ 'ignore-blacklist' ]),
'blacklisted unknown aeabi symbol omitted via symbol tag');
# Ignore blacklists using the Ignore-Blacklist-Groups field
$sym_file = Dpkg::Shlibs::SymbolFile->new(file => "$datadir/symbols.blacklist-groups");
$sym_file->merge_symbols($obj, '100.MISSING');
$sym = $sym_file->lookup_symbol('symbol@Base', ['libblacklisted.so.0']);
is_deeply($sym, Dpkg::Shlibs::Symbol->new(symbol => 'symbol@Base',
minver => '1.0', dep_id => 0, deprecated => 0),
'symbol unaffected w/o ignoring blacklists');
$sym = $sym_file->lookup_symbol('.gomp_critical_user_foo@Base', ['libblacklisted.so.0']);
is_deeply($sym, Dpkg::Shlibs::Symbol->new(symbol => '.gomp_critical_user_foo@Base',
minver => '2.0', dep_id => 0, deprecated => 0),
'blacklisted gomp symbol included via library field');
$sym = $sym_file->lookup_symbol('__aeabi_lcmp@GCC_3.0', ['libblacklisted.so.0']);
is_deeply($sym, Dpkg::Shlibs::Symbol->new(symbol => '__aeabi_lcmp@GCC_3.0',
minver => '3.0', dep_id => 0, deprecated => 0),
'blacklisted known aeabi symbol included via library field');
$sym = $sym_file->lookup_symbol('__aeabi_unknown@GCC_4.0', ['libblacklisted.so.0']);
is_deeply($sym, Dpkg::Shlibs::Symbol->new(symbol => '__aeabi_unknown@GCC_4.0',
minver => '4.0', dep_id => 0, deprecated => 0),
'blacklisted unknown aeabi symbol included via library field');
# Test include mechanism of SymbolFile
$sym_file = Dpkg::Shlibs::SymbolFile->new(file => "$datadir/symbols.include-1");
$sym = $sym_file->lookup_symbol('symbol_before@Base', ['libfake.so.1']);
is_deeply($sym, Dpkg::Shlibs::Symbol->new(symbol => 'symbol_before@Base',
minver => '0.9', dep_id => 0, deprecated => 0),
'symbol before include not lost');
$sym = $sym_file->lookup_symbol('symbol_after@Base', ['libfake.so.1']);
is_deeply($sym, Dpkg::Shlibs::Symbol->new(symbol => 'symbol_after@Base',
minver => '1.1', dep_id => 0, deprecated => 0),
'symbol after include not lost');
$sym = $sym_file->lookup_symbol('symbol1_fake1@Base', ['libfake.so.1']);
is_deeply($sym, Dpkg::Shlibs::Symbol->new(symbol => 'symbol1_fake1@Base',
minver => '1.0', dep_id => 0, deprecated => 0),
'overrides order with #include');
$sym = $sym_file->lookup_symbol('symbol3_fake1@Base', ['libfake.so.1']);
is_deeply($sym, Dpkg::Shlibs::Symbol->new(symbol => 'symbol3_fake1@Base',
minver => '0', dep_id => 0, deprecated => 0),
'overrides order with #include');
is($sym_file->get_smallest_version('libfake.so.1'), '0',
'get_smallest_version with null version');
$sym = $sym_file->lookup_symbol('symbol_in_libdivert@Base', ['libdivert.so.1']);
is_deeply($sym, Dpkg::Shlibs::Symbol->new(symbol => 'symbol_in_libdivert@Base',
minver => '1.0~beta1', dep_id => 0, deprecated => 0),
'#include can change current object');
$sym_file = Dpkg::Shlibs::SymbolFile->new(file => "$datadir/symbols.include-2");
$sym = $sym_file->lookup_symbol('symbol1_fake2@Base', ['libfake.so.1']);
is_deeply($sym, Dpkg::Shlibs::Symbol->new(symbol => 'symbol1_fake2@Base',
minver => '1.0', dep_id => 1, deprecated => 0),
'overrides order with circular #include');
is($sym_file->get_smallest_version('libfake.so.1'), '1.0',
'get_smallest_version');
my $io_data;
my $io;
# Check dump output
open $io, '>', \$io_data or die "cannot open io string\n";
$sym_file->output($io, package => 'libfake1');
is($io_data,
'libfake.so.1 libfake1 #MINVER#
| libvirtualfake
* Build-Depends-Package: libfake-dev
symbol1_fake2@Base 1.0 1
symbol2_fake2@Base 1.0
symbol3_fake2@Base 1.1
', "Dump of $datadir/symbols.include-2");
# Check parsing of objdump output on ia64 (local symbols
# without versions and with visibility attribute)
$obj = Dpkg::Shlibs::Objdump::Object->new;
open $objdump, '<', "$datadir/objdump.glib-ia64"
or die "$datadir/objdump.glib-ia64: $!";
$obj->parse_objdump_output($objdump);
close $objdump;
$sym = $obj->get_symbol('IA__g_free');
is_deeply( $sym, { name => 'IA__g_free', version => '',
soname => 'libglib-2.0.so.0', objid => 'libglib-2.0.so.0',
section => '.text', dynamic => 1,
debug => '', type => 'F', weak => '',
local => 1, global => '', visibility => 'hidden',
hidden => '', defined => 1 },
'symbol with visibility without version' );
# Check parsing of objdump output when symbol names contain spaces
$obj = Dpkg::Shlibs::Objdump::Object->new;
open $objdump, '<', "$datadir/objdump.spacesyms"
or die "$datadir/objdump.spacesyms: $!";
$obj->parse_objdump_output($objdump);
close $objdump;
sub check_spacesym {
my ($name, $version, $visibility) = @_;
$visibility //= '';
$sym = $obj->get_symbol($name . "@" . $version);
is_deeply($sym, { name => $name, version => $version,
soname => 'libspacesyms.so.1',
objid => 'libspacesyms.so.1',
section => '.text', dynamic => 1,
debug => '', type => 'F', weak => '',
local => '', global => 1, visibility => $visibility,
hidden => '', defined => 1 }, $name);
ok(defined $obj->{dynrelocs}{$name}, "dynreloc found for $name");
}
check_spacesym('symdefaultvernospacedefault', 'Base');
check_spacesym('symdefaultvernospaceprotected', 'Base', 'protected');
check_spacesym('symlongvernospacedefault', 'VERY_LONG_VERSION_1');
check_spacesym('symlongvernospaceprotected', 'VERY_LONG_VERSION_1', 'protected');
check_spacesym('symshortvernospacedefault', 'V1');
check_spacesym('symshortvernospaceprotected', 'V1', 'protected');
check_spacesym('symdefaultverSPA CEdefault', 'Base');
check_spacesym('symdefaultverSPA CEprotected', 'Base', 'protected');
check_spacesym('symlongverSPA CEdefault', 'VERY_LONG_VERSION_1');
check_spacesym('symlongverSPA CEprotected', 'VERY_LONG_VERSION_1', 'protected');
check_spacesym('symshortverSPA CEdefault', 'V1');
check_spacesym('symshortverSPA CEprotected', 'V1', 'protected');
####### Test symbol tagging support ######
# Parsing/dumping
# Template mode
$sym_file = Dpkg::Shlibs::SymbolFile->new(file => "$datadir/basictags.symbols", arch => 'amd64');
save_load_test($sym_file, 'template save -> load', template_mode => 1);
# Dumping in non-template mode (amd64) (test for arch tags)
open $io, '>', \$io_data or die "cannot open io string\n";
$sym_file->output($io);
is($io_data,
'libbasictags.so.1 libbasictags1 #MINVER#
| libbasictags1 (>= 1.1)
symbol11_optional@Base 1.1 1
symbol21_amd64@Base 2.1
symbol25_64@Base 2.5
symbol26_little@Base 2.6
symbol31_randomtag@Base 3.1
symbol51_untagged@Base 5.1
', 'template vs. non-template on amd64');
# Dumping in non-template mode (mips) (test for arch tags)
open $io, '>', \$io_data or die "cannot open io string\n";
$sym_file = Dpkg::Shlibs::SymbolFile->new(file => "$datadir/basictags.symbols", arch => 'mips');
$sym_file->output($io);
is($io_data,
'libbasictags.so.1 libbasictags1 #MINVER#
| libbasictags1 (>= 1.1)
symbol11_optional@Base 1.1 1
symbol23_mips@Base 2.3
symbol24_32@Base 2.4
symbol27_big@Base 2.7
symbol31_randomtag@Base 3.1
symbol42_mips_and_optional@Base 4.2
symbol51_untagged@Base 5.1
', 'template vs. non-template on mips');
# Dumping in non-template mode (i386) (test for arch tags)
open $io, '>', \$io_data or die "cannot open io string\n";
$sym_file = Dpkg::Shlibs::SymbolFile->new(file => "$datadir/basictags.symbols", arch => 'i386');
$sym_file_dup = Dpkg::Shlibs::SymbolFile->new(file => "$datadir/basictags.symbols", arch => 'i386');
$sym_file->output($io);
is($io_data,
'libbasictags.so.1 libbasictags1 #MINVER#
| libbasictags1 (>= 1.1)
symbol11_optional@Base 1.1 1
symbol22_i386@Base 2.2
symbol24_32@Base 2.4
symbol26_little@Base 2.6
symbol28_little_32@Base 2.8
symbol31_randomtag@Base 3.1
symbol41_i386_and_optional@Base 4.1
symbol51_untagged@Base 5.1
', 'template vs. non-template on i386');
ok (defined $sym_file->{objects}{'libbasictags.so.1'}{syms}{'symbol21_amd64@Base'},
'syms keys are symbol names without quotes');
# Preload objdumps
my $tags_obj_i386 = Dpkg::Shlibs::Objdump::Object->new();
open $objdump, '<', "$datadir/objdump.basictags-i386"
or die "$datadir/objdump.basictags-i386: $!";
$tags_obj_i386->parse_objdump_output($objdump);
close $objdump;
$sym_file->merge_symbols($tags_obj_i386, '100.MISSING');
is_deeply($sym_file, $sym_file_dup, 'is objdump.basictags-i386 and basictags.symbols in sync');
my $tags_obj_amd64 = Dpkg::Shlibs::Objdump::Object->new();
open $objdump, '<', "$datadir/objdump.basictags-amd64"
or die "$datadir/objdump.basictags-amd64: $!";
$tags_obj_amd64->parse_objdump_output($objdump);
close $objdump;
# Merge/get_{new,lost} tests for optional tag:
# - disappeared
my $symbol11 = $tags_obj_i386->get_symbol('symbol11_optional@Base');
delete $tags_obj_i386->{dynsyms}{'symbol11_optional@Base'};
$sym_file->merge_symbols($tags_obj_i386, '100.MISSING');
$sym = $sym_file->lookup_symbol('symbol11_optional@Base', ['libbasictags.so.1'], 1);
is_deeply($sym, Dpkg::Shlibs::Symbol->new(symbol => 'symbol11_optional@Base',
symbol_templ => 'symbol11_optional@Base',
minver => '1.1', dep_id => 1, deprecated => '100.MISSING',
tags => { optional => undef }, tagorder => [ 'optional' ]),
'disappered optional symbol gets deprecated');
$sym_file->merge_symbols($tags_obj_i386, '101.MISSING');
$sym = $sym_file->lookup_symbol('symbol11_optional@Base', ['libbasictags.so.1'], 1);
is_deeply($sym, Dpkg::Shlibs::Symbol->new(symbol => 'symbol11_optional@Base',
symbol_templ => 'symbol11_optional@Base',
minver => '1.1', dep_id => 1, deprecated => '101.MISSING',
tags => { optional => undef }, tagorder => [ 'optional' ]),
'deprecated text of MISSING optional symbol gets rebumped each merge');
is( scalar($sym_file->get_lost_symbols($sym_file_dup)), 0, 'missing optional symbol is not LOST');
# - reappeared (undeprecate, minver should be 1.1, not 100.MISSED)
$tags_obj_i386->add_dynamic_symbol($symbol11);
$sym_file->merge_symbols($tags_obj_i386, '100.MISSING');
$sym = $sym_file->lookup_symbol('symbol11_optional@Base', ['libbasictags.so.1']);
is_deeply($sym, Dpkg::Shlibs::Symbol->new(symbol => 'symbol11_optional@Base',
symbol_templ => 'symbol11_optional@Base',
minver => '1.1', dep_id => 1, deprecated => 0,
tags => { optional => undef }, tagorder => [ 'optional' ]),
'reappeared optional symbol gets undeprecated + minver');
is( scalar($sym_file->get_lost_symbols($sym_file_dup) +
$sym_file->get_new_symbols($sym_file_dup)), 0, 'reappeared optional symbol: neither NEW nor LOST');
# Merge/get_{new,lost} tests for arch tag:
# - arch specific appears on wrong arch: 'arch' tag should be removed
my $symbol21 = $tags_obj_amd64->get_symbol('symbol21_amd64@Base');
$tags_obj_i386->add_dynamic_symbol($symbol21);
$sym_file->merge_symbols($tags_obj_i386, '100.MISSING');
$sym = $sym_file->lookup_symbol('symbol21_amd64@Base', ['libbasictags.so.1']);
is_deeply($sym, Dpkg::Shlibs::Symbol->new(symbol => 'symbol21_amd64@Base',
symbol_templ => 'symbol21_amd64@Base', symbol_quoted => "'",
minver => '2.1', dep_id => 0, deprecated => 0),
'symbol appears on foreign arch, arch tag should be removed');
@tmp = map { $_->{symbol}->get_symbolname() } $sym_file->get_new_symbols($sym_file_dup);
is_deeply( \@tmp, [ 'symbol21_amd64@Base' ], 'symbol from foreign arch is NEW');
is( $sym->get_symbolspec(1), ' symbol21_amd64@Base 2.1', 'no tags => no quotes in the symbol name' );
# - arch specific symbol disappears
delete $tags_obj_i386->{dynsyms}{'symbol22_i386@Base'};
delete $tags_obj_i386->{dynsyms}{'symbol24_32@Base'};
delete $tags_obj_i386->{dynsyms}{'symbol26_little@Base'};
delete $tags_obj_i386->{dynsyms}{'symbol28_little_32@Base'};
delete $tags_obj_i386->{dynsyms}{'symbol41_i386_and_optional@Base'};
$sym_file->merge_symbols($tags_obj_i386, '100.MISSING');
$sym = $sym_file->lookup_symbol('symbol22_i386@Base', ['libbasictags.so.1'], 1);
is_deeply($sym, Dpkg::Shlibs::Symbol->new(symbol => 'symbol22_i386@Base',
symbol_templ => 'symbol22_i386@Base',
minver => '2.2', dep_id => 0, deprecated => '100.MISSING',
tags => { arch => '!amd64 !ia64 !mips' },
tagorder => [ 'arch' ]),
'disappeared arch specific symbol gets deprecated');
$sym = $sym_file->lookup_symbol('symbol24_32@Base', ['libbasictags.so.1'], 1);
is_deeply($sym, Dpkg::Shlibs::Symbol->new(symbol => 'symbol24_32@Base',
symbol_templ => 'symbol24_32@Base',
minver => '2.4', dep_id => 0, deprecated => '100.MISSING',
tags => { 'arch-bits' => '32' },
tagorder => [ 'arch-bits' ]),
'disappeared arch bits specific symbol gets deprecated');
$sym = $sym_file->lookup_symbol('symbol26_little@Base', ['libbasictags.so.1'], 1);
is_deeply($sym, Dpkg::Shlibs::Symbol->new(symbol => 'symbol26_little@Base',
symbol_templ => 'symbol26_little@Base',
minver => '2.6', dep_id => 0, deprecated => '100.MISSING',
tags => { 'arch-endian' => 'little' },
tagorder => [ 'arch-endian' ]),
'disappeared arch endian specific symbol gets deprecated');
$sym = $sym_file->lookup_symbol('symbol28_little_32@Base', ['libbasictags.so.1'], 1);
is_deeply($sym, Dpkg::Shlibs::Symbol->new(symbol => 'symbol28_little_32@Base',
symbol_templ => 'symbol28_little_32@Base',
minver => '2.8', dep_id => 0, deprecated => '100.MISSING',
tags => { 'arch-bits' => '32', 'arch-endian' => 'little' },
tagorder => [ 'arch-bits', 'arch-endian' ]),
'disappeared arch bits and endian specific symbol gets deprecated');
$sym = $sym_file->lookup_symbol('symbol41_i386_and_optional@Base', ['libbasictags.so.1'], 1);
is_deeply($sym, Dpkg::Shlibs::Symbol->new(symbol => 'symbol41_i386_and_optional@Base',
symbol_templ => 'symbol41_i386_and_optional@Base',
symbol_quoted => '"',
minver => '4.1', dep_id => 0, deprecated => '100.MISSING',
tags => { arch => 'i386', optional => 'reason' },
tagorder => [ 'arch', 'optional' ]),
'disappeared optional arch specific symbol gets deprecated');
@tmp = sort map { $_->{symbol}->get_symbolname() } $sym_file->get_lost_symbols($sym_file_dup);
is_deeply(\@tmp, [ 'symbol22_i386@Base', 'symbol24_32@Base',
'symbol26_little@Base', 'symbol28_little_32@Base' ],
"missing arch specific is LOST, but optional arch specific isn't");
# Tests for tagged #includes
$sym_file = Dpkg::Shlibs::SymbolFile->new(file => "$datadir/symbols.include-3", arch => 'i386');
$sym = $sym_file->lookup_symbol('symbol2_fake1@Base', ['libbasictags.so.2']);
is_deeply($sym, Dpkg::Shlibs::Symbol->new(symbol => 'symbol2_fake1@Base',
minver => '1.0',
tags => { optional => undef, 'random tag' => 'random value' },
tagorder => [ 'optional', 'random tag' ] ),
'symbols from #included file inherits tags');
$sym = $sym_file->lookup_symbol('symbol41_i386_and_optional@Base', ['libbasictags.so.1']);
is_deeply($sym, Dpkg::Shlibs::Symbol->new(symbol => 'symbol41_i386_and_optional@Base',
symbol_templ => 'symbol41_i386_and_optional@Base',
symbol_quoted => '"',
minver => '4.1',
tags => { optional => 'reason', t => 'v', arch => 'i386' },
tagorder => [ 'optional', 't', 'arch' ]),
'symbols in #included file can override tag values');
$sym = $sym_file->lookup_symbol('symbol51_untagged@Base', ['libbasictags.so.1']);
is_deeply($sym, Dpkg::Shlibs::Symbol->new(symbol => 'symbol51_untagged@Base',
minver => '5.1',
tags => { optional => 'from parent', t => 'v' },
tagorder => [ 'optional', 't' ]),
'symbols are properly cloned when #including');
# Test Symbol::clone()
$sym = Dpkg::Shlibs::Symbol->new(symbol => 'foobar', testfield => 1, teststruct => { foo => 1 });
$tmp = $sym->clone();
$tmp->{teststruct}{foo} = 3;
$tmp->{testfield} = 3;
is ( $sym->{teststruct}{foo}, 1, 'original field "foo" not changed' );
is ( $sym->{testfield}, 1, 'original field "testfield" not changed' );
############ Test symbol patterns ###########
SKIP: {
skip 'c++filt not available', 41 if not find_command('c++filt');
sub load_patterns_obj {
$obj = Dpkg::Shlibs::Objdump::Object->new();
open $objdump, '<', "$datadir/objdump.patterns"
or die "$datadir/objdump.patterns: $!";
$obj->parse_objdump_output($objdump);
close $objdump;
return $obj;
}
sub load_patterns_symbols {
$sym_file = Dpkg::Shlibs::SymbolFile->new(file => "$datadir/patterns.symbols");
return $sym_file;
}
load_patterns_obj();
$sym_file_dup = load_patterns_symbols();
load_patterns_symbols();
save_load_test($sym_file, 'save -> load test of patterns template', template_mode => 1);
isnt( $sym_file->get_patterns('libpatterns.so.1') , 0,
'patterns.symbols has patterns');
$sym_file->merge_symbols($obj, '100.MISSING');
@tmp = map { $_->get_symbolname() } $sym_file->get_lost_symbols($sym_file_dup);
is_deeply(\@tmp, [], 'no LOST symbols if all patterns matched.');
@tmp = map { $_->get_symbolname() } $sym_file->get_new_symbols($sym_file_dup);
is_deeply(\@tmp, [], 'no NEW symbols if all patterns matched.');
# Pattern resolution order: aliases (c++, symver), generic
$sym = $sym_file->lookup_symbol('SYMVER_1@SYMVER_1', 'libpatterns.so.1');
is($sym->{minver}, '1', 'specific SYMVER_1 symbol');
$sym = $sym_file->lookup_symbol('_ZN3NSB6Symver14symver_method1Ev@SYMVER_1', 'libpatterns.so.1');
is($sym->{minver}, '1.method1', 'specific symbol preferred over pattern');
$sym = $sym_file->lookup_symbol('_ZN3NSB6Symver14symver_method2Ev@SYMVER_1', 'libpatterns.so.1');
is($sym->{minver}, '1.method2', 'c++ alias pattern preferred over generic pattern');
is($sym->get_pattern()->get_symbolname(), 'NSB::Symver::symver_method2()@SYMVER_1',
'c++ alias pattern preferred over generic pattern, on demangled name');
$sym = $sym_file->lookup_symbol('_ZN3NSB6SymverD1Ev@SYMVER_1', 'libpatterns.so.1');
is ( $sym->{minver}, '1.generic', 'generic (c++ & symver) pattern covers the rest (destructor)' );
ok($sym->get_pattern()->equals($sym_file->create_symbol('(c++|symver)SYMVER_1 1.generic')),
'generic (c++ & symver) pattern covers the rest (destructor), compared');
# Test old style wildcard support
load_patterns_symbols();
$sym = $sym_file->create_symbol('*@SYMVEROPT_2 2');
ok($sym->is_optional(), 'Old style wildcard is optional');
is($sym->get_alias_type(), 'symver', 'old style wildcard is a symver pattern');
is($sym->get_symbolname(), 'SYMVEROPT_2', 'wildcard pattern got renamed');
$pat = $sym_file->lookup_pattern('(symver|optional)SYMVEROPT_2', 'libpatterns.so.1');
$sym->{symbol_templ} = $pat->{symbol_templ};
is_deeply($pat, $sym, 'old style wildcard is the same as (symver|optional)');
# Get rid of all SymverOptional symbols
foreach my $tmp (keys %{$obj->{dynsyms}}) {
delete $obj->{dynsyms}{$tmp} if ($tmp =~ /SymverOptional/);
}
$sym_file->merge_symbols($obj, '100.MISSING');
is_deeply ( [ map { $_->get_symbolname() } $pat->get_pattern_matches() ],
[], 'old style wildcard matches nothing.');
is($pat->{deprecated}, '100.MISSING', 'old style wildcard gets deprecated.');
@tmp = map { $_->{symbol}->get_symbolname() } $sym_file->get_lost_symbols($sym_file_dup);
is_deeply(\@tmp, [], 'but old style wildcard is not LOST.');
# 'Internal' pattern covers all internal symbols
load_patterns_obj();
@tmp = grep { $_->get_symbolname() =~ /Internal/ } $sym_file->get_symbols('libpatterns.so.1');
$sym = $sym_file->create_symbol('(regex|c++)^_Z(T[ISV])?N3NSA6ClassA8Internal.*@Base$ 1.internal');
$pat = $sym_file->lookup_pattern($sym, 'libpatterns.so.1');
is_deeply ([ sort $pat->get_pattern_matches() ], [ sort @tmp ],
'Pattern covers all internal symbols');
is($tmp[0]->{minver}, '1.internal', 'internal pattern covers first symbol');
# Lookup private pattern
my @private_symnames = sort qw(
_ZN3NSA6ClassA7Private11privmethod1Ei@Base
_ZN3NSA6ClassA7Private11privmethod2Ei@Base
_ZN3NSA6ClassA7PrivateC1Ev@Base
_ZN3NSA6ClassA7PrivateC2Ev@Base
_ZN3NSA6ClassA7PrivateD0Ev@Base
_ZN3NSA6ClassA7PrivateD1Ev@Base
_ZN3NSA6ClassA7PrivateD2Ev@Base
_ZTIN3NSA6ClassA7PrivateE@Base
_ZTSN3NSA6ClassA7PrivateE@Base
_ZTVN3NSA6ClassA7PrivateE@Base
);
$sym = $sym_file->create_symbol('(c++|regex|optional)NSA::ClassA::Private(::.*)?@Base 1');
$pat = $sym_file->lookup_pattern($sym, 'libpatterns.so.1');
isnt( $pat, undef, 'pattern for private class has been found' );
is_deeply( [ sort map { $_->get_symbolname() } $pat->get_pattern_matches() ],
\@private_symnames, 'private pattern matched expected symbols');
ok( ($pat->get_pattern_matches())[0]->is_optional(),
'private symbol is optional like its pattern');
ok( $sym_file->lookup_symbol(($pat->get_pattern_matches())[0], 'libpatterns.so.1'),
'lookup_symbol() finds symbols matched by pattern (after merge)');
# Get rid of a private symbol, it should not be lost
delete $obj->{dynsyms}{$private_symnames[0]};
load_patterns_symbols();
$sym_file->merge_symbols($obj, '100.MISSING');
$pat = $sym_file->lookup_pattern($sym, 'libpatterns.so.1');
@tmp = map { $_->{symbol}->get_symbolname() } $sym_file->get_lost_symbols($sym_file_dup);
is_deeply(\@tmp, [], 'no LOST symbols when got rid of patterned optional symbol.');
ok(!$pat->{deprecated}, 'there are still matches, pattern is not deprecated.');
# Get rid of all private symbols, the pattern should be deprecated.
foreach my $tmp (@private_symnames) {
delete $obj->{dynsyms}{$tmp};
}
load_patterns_symbols();
$sym_file->merge_symbols($obj, '100.MISSING');
$pat = $sym_file->lookup_pattern($sym, 'libpatterns.so.1', 1);
@tmp = $sym_file->get_lost_symbols($sym_file_dup);
is_deeply( \@tmp, [ ],
'All private symbols gone, but pattern is not LOST because it is optional.');
is( $pat->{deprecated}, '100.MISSING',
'All private symbols gone - pattern deprecated.');
# Internal symbols. All covered by the pattern?
@tmp = grep { $_->get_symbolname() =~ /Internal/ } values %{$sym_file->{objects}{'libpatterns.so.1'}{syms}};
$sym = $sym_file->create_symbol('(regex|c++)^_Z(T[ISV])?N3NSA6ClassA8Internal.*@Base$ 1.internal');
$pat = $sym_file->lookup_pattern($sym, 'libpatterns.so.1');
is_deeply ([ sort $pat->get_pattern_matches() ], [ sort @tmp ],
'Pattern covers all internal symbols');
is($tmp[0]->{minver}, '1.internal', 'internal pattern covers first symbol');
# Delete matches of the non-optional pattern
$sym = $sym_file->create_symbol('(c++)"non-virtual thunk to NSB::ClassD::generate_vt(char const*) const@Base" 1');
$pat = $sym_file->lookup_pattern($sym, 'libpatterns.so.1');
isnt( $pat, undef, 'lookup_pattern() finds alias-based pattern' );
is(scalar($pat->get_pattern_matches()), 2, 'two matches for the generate_vt pattern');
foreach my $tmp ($pat->get_pattern_matches()) {
delete $obj->{dynsyms}{$tmp->get_symbolname()};
}
load_patterns_symbols();
$sym_file->merge_symbols($obj, '100.MISSING');
$pat = $sym_file->lookup_pattern($sym, 'libpatterns.so.1', 1);
@tmp = map { scalar $sym_file->lookup_pattern($_->{symbol}, 'libpatterns.so.1', 1) }
$sym_file->get_lost_symbols($sym_file_dup);
is_deeply(\@tmp, [ $pat ], 'No matches - generate_vt() pattern is LOST.');
is( $pat->{deprecated}, '100.MISSING',
'No matches - generate_vt() pattern is deprecated.');
# Pattern undeprecation when matches are discovered
load_patterns_obj();
load_patterns_symbols();
$pat = $sym_file_dup->lookup_pattern($sym, 'libpatterns.so.1');
$pat->{deprecated} = '0.1-1';
$pat = $sym_file->lookup_pattern($sym, 'libpatterns.so.1');
$pat->{deprecated} = '0.1-1';
$sym_file->merge_symbols($obj, '100.FOUND');
ok( ! $pat->{deprecated},
'Previously deprecated pattern with matches got undeprecated');
is( $pat->{minver}, '100.FOUND',
'Previously deprecated pattern with matches got minver bumped');
@tmp = map { $_->{symbol}->get_symbolspec(1) } $sym_file->get_new_symbols($sym_file_dup);
is_deeply( \@tmp, [ $pat->get_symbolspec(1) ],
'Previously deprecated pattern with matches is NEW. Matches themselves are not NEW.');
foreach my $sym ($pat->get_pattern_matches()) {
ok(!$sym->{deprecated}, $sym->get_symbolname() . ': not deprecated');
is($sym->{minver}, '100.FOUND', $sym->get_symbolname() . ': version bumped');
}
}
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