cpp,qt: Remove C++ and Qt bindings

* README: Update.
* configure.ac: Remove checks, variables and file generations related to
the C++/Qt bindings. Remove cpp and qt* from available_languages and
default_languages.
* lang/Makefile.am (DIST_SUBDIRS): Remove cpp and qt.
* lang/cpp, lang/qt: Remove.
* m4/ax_check_compile_flag.m4, m4/ax_cxx_compile_stdcxx.m4,
m4/ax_gcc_func_attribute.m4, m4/pkg.m4, m4/qt5.m4, m4/qt6.m4: Remove.
--

The C++ and Qt bindings have been moved to separate Git repositories:
gpgmepp and gpgmeqt.

GnuPG-bug-id: 7262

1 files changed, 0 insertions, 64 deletions

diff --git a/lang/cpp/src/exception.cpp b/lang/cpp/src/exception.cpp
deleted file mode 100644
index 7751c3ea..00000000
--- a/lang/cpp/src/exception.cpp
+++ /dev/null
@@ -1,64 +0,0 @@
-/*
-  exception.cpp - exception wrapping a gpgme error
-  Copyright (C) 2007 Klarälvdalens Datakonsult AB
-  2016 Bundesamt für Sicherheit in der Informationstechnik
-  Software engineering by Intevation GmbH
-
-  This file is part of GPGME++.
-
-  GPGME++ is free software; you can redistribute it and/or
-  modify it under the terms of the GNU Library General Public
-  License as published by the Free Software Foundation; either
-  version 2 of the License, or (at your option) any later version.
-
-  GPGME++ 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 Library General Public License for more details.
-
-  You should have received a copy of the GNU Library General Public License
-  along with GPGME++; see the file COPYING.LIB.  If not, write to the
-  Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
-  Boston, MA 02110-1301, USA.
-*/
-
-// -*- c++ -*-
-#ifdef HAVE_CONFIG_H
- #include "config.h"
-#endif
-
-#include "exception.h"
-
-#include <gpgme.h>
-
-#include <sstream>
-
-using namespace GpgME;
-using namespace std; // only safe b/c it's so small a file!
-
-Exception::~Exception() throw() {}
-
-// static
-string Exception::make_message(const Error &err, const string &msg)
-{
-    return make_message(err, msg, NoOptions);
-}
-
-// static
-string Exception::make_message(const Error &err, const string &msg, Options opt)
-{
-    if (opt & MessageOnly) {
-        return msg;
-    }
-    char error_string[128];
-    error_string[0] = '\0';
-    gpgme_strerror_r(err.encodedError(), error_string, sizeof error_string);
-    error_string[sizeof error_string - 1] = '\0';
-    stringstream ss;
-    ss << gpgme_strsource(err.encodedError()) << ": ";
-    if (!msg.empty()) {
-        ss << msg << ": ";
-    }
-    ss << error_string << " (" << static_cast<unsigned long>(err.encodedError()) << ')';
-    return ss.str();
-}