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| | | /********** |
| | | This library is free software; you can redistribute it and/or modify it under |
| | | the terms of the GNU Lesser General Public License as published by the |
| | | Free Software Foundation; either version 3 of the License, or (at your |
| | | option) any later version. (See <http://www.gnu.org/copyleft/lesser.html>.) |
| | | |
| | | This library 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 Lesser General Public License for |
| | | more details. |
| | | |
| | | You should have received a copy of the GNU Lesser General Public License |
| | | along with this library; if not, write to the Free Software Foundation, Inc., |
| | | 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
| | | **********/ |
| | | // "liveMedia" |
| | | // Copyright (c) 1996-2017 Live Networks, Inc. All rights reserved. |
| | | // Support for temporarily setting the locale (e.g., to "C" or "POSIX") for (e.g.) parsing or printing |
| | | // floating-point numbers in protocol headers, or calling toupper()/tolower() on human-input strings. |
| | | // C++ header |
| | | |
| | | #ifndef _LOCALE_HH |
| | | #define _LOCALE_HH |
| | | |
| | | // If you're on a system that (for whatever reason) doesn't have either the "setlocale()" or the "newlocale()" function, then |
| | | // add "-DLOCALE_NOT_USED" to your "config.*" file. |
| | | |
| | | // If you're on a system that (for whatever reason) has "setlocale()" but not "newlocale()", then |
| | | // add "-DXLOCALE_NOT_USED" to your "config.*" file. |
| | | // (Note that -DLOCALE_NOT_USED implies -DXLOCALE_NOT_USED; you do not need both.) |
| | | // Also, for Windows systems, we define "XLOCALE_NOT_USED" by default, because at least some Windows systems |
| | | // (or their development environments) don't have "newlocale()". If, however, your Windows system *does* have "newlocale()", |
| | | // then you can override this by defining "XLOCALE_USED" before #including this file. |
| | | |
| | | #ifdef XLOCALE_USED |
| | | #undef LOCALE_NOT_USED |
| | | #undef XLOCALE_NOT_USED |
| | | #else |
| | | #if defined(__WIN32__) || defined(_WIN32) |
| | | #define XLOCALE_NOT_USED 1 |
| | | #endif |
| | | #endif |
| | | |
| | | #ifndef LOCALE_NOT_USED |
| | | #include <locale.h> |
| | | #ifndef XLOCALE_NOT_USED |
| | | #include <xlocale.h> // because, on some systems, <locale.h> doesn't include <xlocale.h>; this makes sure that we get both |
| | | #endif |
| | | #endif |
| | | |
| | | |
| | | enum LocaleCategory { All, Numeric }; // define and implement more categories later, as needed |
| | | |
| | | class Locale { |
| | | public: |
| | | Locale(char const* newLocale, LocaleCategory category = All); |
| | | virtual ~Locale(); |
| | | |
| | | private: |
| | | #ifndef LOCALE_NOT_USED |
| | | #ifndef XLOCALE_NOT_USED |
| | | locale_t fLocale, fPrevLocale; |
| | | #else |
| | | int fCategoryNum; |
| | | char* fPrevLocale; |
| | | #endif |
| | | #endif |
| | | }; |
| | | |
| | | #endif |