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https://gitlab.com/kicad/code/kicad.git
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e1ee1ef7e5
gcc ignores the c++17 standard advisory in some versions and simply doesn't warn about unused private variables. Clang and MSVC do warn about unused private variables and do follow the standard
62 lines
2.0 KiB
C++
62 lines
2.0 KiB
C++
/*
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* This program source code file is part of KiCad, a free EDA CAD application.
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*
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* Copyright (C) 1992-2020 KiCad Developers, see AUTHORS.txt for contributors.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, you may find one here:
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* http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
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* or you may search the http://www.gnu.org website for the version 2 license,
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* or you may write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#ifndef LOCALE_IO_H
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#define LOCALE_IO_H
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#include <atomic>
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#include <string>
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class wxLocale;
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/**
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* Instantiate the current locale within a scope in which you are expecting
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* exceptions to be thrown.
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*
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* The constructor sets a "C" language locale option, to read/print files with floating
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* point numbers. The destructor insures that the default locale is restored whether an
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* exception is thrown or not.
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*/
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class LOCALE_IO
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{
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public:
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LOCALE_IO();
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~LOCALE_IO();
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private:
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// allow for nesting of LOCALE_IO instantiations
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static std::atomic<unsigned int> m_c_count;
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// The locale in use before switching to the "C" locale
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// (the locale can be set by user, and is not always the system locale)
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std::string m_user_locale;
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#ifndef __clang__
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// [[maybe_unused]] attribute is ignored by Gcc but generates a warning.
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wxLocale* m_wxLocale;
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#else
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[[maybe_unused]] wxLocale* m_wxLocale;
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#endif
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};
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#endif
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