Adding upstream version 1.21.22.upstream/1.21.22upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 90 insertions, 0 deletions

diff --git a/scripts/t/Dpkg_Shlibs_Cppfilt.t b/scripts/t/Dpkg_Shlibs_Cppfilt.t
new file mode 100644
index 0000000..6a76977
--- /dev/null
+++ b/scripts/t/Dpkg_Shlibs_Cppfilt.t
@@ -0,0 +1,90 @@
+#!/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);
+
+test_needs_command('c++filt');
+
+plan tests => 124;
+
+use_ok('Dpkg::Shlibs::Cppfilt');
+
+# Simple C++ demangling tests
+is ( cppfilt_demangle_cpp('_ZNSt10istrstreamC1EPKcl'),
+                  'std::istrstream::istrstream(char const*, long)',
+    'demangle symbol' );
+is ( cppfilt_demangle_cpp('_ZNSt10istrstreamC1EPKcl@Base'),
+                  'std::istrstream::istrstream(char const*, long)@Base',
+    'demangle symbol with extra postfix' );
+is ( cppfilt_demangle_cpp('foobar _ZNSt10istrstreamC1EPKcl@Base'),
+                  'foobar std::istrstream::istrstream(char const*, long)@Base',
+    'demangle symbol with garbage around it' );
+is ( cppfilt_demangle_cpp('FoobarInvalidSymbol'), undef,
+    'non-demanglable string' );
+
+# Mass C++ demangling. Checking if c++filt does not hang and cppfilt_demangle()
+# immediately provides a correct answer to the caller (i.e. no buffering).
+my @mangledtext = split(/\n+/s, <<'END');
+0000000000000000      DF *UND*  0000000000000000  GCC_3.0     _Unwind_SetIP
+0000000000000000      DF *UND*  0000000000000000  GLIBC_2.2.5 __towlower_l
+0000000000000000      DO *UND*  0000000000000000  GLIBC_2.2.5 stdout
+0000000000000000      DF *UND*  0000000000000000  GLIBC_2.2.5 wmemset
+0000000000000000      DF *UND*  0000000000000000  GLIBC_2.2.5 fflush
+0000000000000000      DF *UND*  0000000000000000  GLIBC_2.2.5 getc
+0000000000000000  w   D  *UND*  0000000000000000              pthread_join
+00000000000cfc22 g    DO .rodata        0000000000000001  GLIBCXX_3.4 _ZNSt14numeric_limitsIyE17has_signaling_NaNE
+0000000000088d80  w   DF .text  0000000000000064  GLIBCXX_3.4 _ZNSt11__timepunctIcEC2Em
+00000000002f40a0  w   DO .data.rel.ro   0000000000000020  GLIBCXX_3.4 _ZTTSt14basic_ifstreamIwSt11char_traitsIwEE
+000000000005a5f0 g    DF .text  0000000000000063  GLIBCXX_3.4.11 _ZNVSt9__atomic011atomic_flag5clearESt12memory_order
+00000000000bdc20  w   DF .text  0000000000000024  GLIBCXX_3.4 _ZNSbIwSt11char_traitsIwESaIwEEC1EPKwmRKS1_
+0000000000063850 g    DF .text  0000000000000062  GLIBCXX_3.4 _ZNSt5ctypeIwED2Ev
+00000000000898b0  w   DF .text  0000000000000255  GLIBCXX_3.4 _ZNKSt8time_putIcSt19ostreambuf_iteratorIcSt11char_traitsIcEEE3putES3_RSt8ios_basecPK2tmPKcSB_
+
+00000000000bff30 g    DF .text  0000000000000019  _ZNSt18condition_variable10notify_oneEv@GLIBCXX_3.4.11
+00000000000666a0 g    DF .text  000000000000003f  _ZNKSt3tr14hashIRKSbIwSt11char_traitsIwESaIwEEEclES6_@GLIBCXX_3.4.10
+00000000002f6160  w   DO .data.rel.ro   0000000000000050  _ZTTSt18basic_stringstreamIcSt11char_traitsIcESaIcEE@GLIBCXX_3.4
+END
+
+my @demangledtext = split(/\n+/s, <<'END');
+0000000000000000      DF *UND*  0000000000000000  GCC_3.0     _Unwind_SetIP
+0000000000000000      DF *UND*  0000000000000000  GLIBC_2.2.5 __towlower_l
+0000000000000000      DO *UND*  0000000000000000  GLIBC_2.2.5 stdout
+0000000000000000      DF *UND*  0000000000000000  GLIBC_2.2.5 wmemset
+0000000000000000      DF *UND*  0000000000000000  GLIBC_2.2.5 fflush
+0000000000000000      DF *UND*  0000000000000000  GLIBC_2.2.5 getc
+0000000000000000  w   D  *UND*  0000000000000000              pthread_join
+00000000000cfc22 g    DO .rodata        0000000000000001  GLIBCXX_3.4 std::numeric_limits<unsigned long long>::has_signaling_NaN
+0000000000088d80  w   DF .text  0000000000000064  GLIBCXX_3.4 std::__timepunct<char>::__timepunct(unsigned long)
+00000000002f40a0  w   DO .data.rel.ro   0000000000000020  GLIBCXX_3.4 VTT for std::basic_ifstream<wchar_t, std::char_traits<wchar_t> >
+000000000005a5f0 g    DF .text  0000000000000063  GLIBCXX_3.4.11 std::__atomic0::atomic_flag::clear(std::memory_order) volatile
+00000000000bdc20  w   DF .text  0000000000000024  GLIBCXX_3.4 std::basic_string<wchar_t, std::char_traits<wchar_t>, std::allocator<wchar_t> >::basic_string(wchar_t const*, unsigned long, std::allocator<wchar_t> const&)
+0000000000063850 g    DF .text  0000000000000062  GLIBCXX_3.4 std::ctype<wchar_t>::~ctype()
+00000000000898b0  w   DF .text  0000000000000255  GLIBCXX_3.4 std::time_put<char, std::ostreambuf_iterator<char, std::char_traits<char> > >::put(std::ostreambuf_iterator<char, std::char_traits<char> >, std::ios_base&, char, tm const*, char const*, char const*) const
+
+00000000000bff30 g    DF .text  0000000000000019  std::condition_variable::notify_one()@GLIBCXX_3.4.11
+00000000000666a0 g    DF .text  000000000000003f  std::tr1::hash<std::basic_string<wchar_t, std::char_traits<wchar_t>, std::allocator<wchar_t> > const&>::operator()(std::basic_string<wchar_t, std::char_traits<wchar_t>, std::allocator<wchar_t> > const&) const@GLIBCXX_3.4.10
+00000000002f6160  w   DO .data.rel.ro   0000000000000050  VTT for std::basic_stringstream<char, std::char_traits<char>, std::allocator<char> >@GLIBCXX_3.4
+END
+
+for my $try (1 .. 7) {
+    for my $i (0 .. $#mangledtext) {
+	my $demangled = cppfilt_demangle_cpp($mangledtext[$i]) || $mangledtext[$i];
+	is($demangled, $demangledtext[$i], "mass c++ demangling (${try}x" . (${i} + 1) . ')');
+    }
+}