kopia lustrzana https://github.com/Hamlib/Hamlib
65 wiersze
1.9 KiB
C
65 wiersze
1.9 KiB
C
/*
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* Hamlib Interface - numeric locale wrapping helpers
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* Copyright (c) 2009 by Stephane Fillod
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*
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* $Id: bandplan.h,v 1.1 2002-11-16 14:05:16 fillods Exp $
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*
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* This library is free software; you can redistribute it and/or modify
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* it under the terms of the GNU Library General Public License as
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* published by the Free Software Foundation; either version 2 of
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* 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 Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*
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*/
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#ifndef _NUM_STDIO_H
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#define _NUM_STDIO_H 1
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#include <locale.h>
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/*
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* This header file is internal to Hamlib and its backends,
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* thus not part of the API.
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*/
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/*
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* Wrapper for sscanf to workaround some locales where the decimal
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* separator (float, ...) is not the dot.
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*/
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#define num_sscanf(a...) \
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({ int __ret; char *__savedlocale; \
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__savedlocale = setlocale(LC_NUMERIC, NULL); \
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setlocale(LC_NUMERIC, "C"); \
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__ret = sscanf(a); \
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setlocale(LC_NUMERIC, __savedlocale); \
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__ret; \
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})
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#define num_sprintf(s, a...) \
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({ int __ret; char *__savedlocale; \
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__savedlocale = setlocale(LC_NUMERIC, NULL); \
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setlocale(LC_NUMERIC, "C"); \
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__ret = sprintf(s, a); \
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setlocale(LC_NUMERIC, __savedlocale); \
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__ret; \
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})
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#define num_snprintf(s, n, a...) \
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({ int __ret; char *__savedlocale; \
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__savedlocale = setlocale(LC_NUMERIC, NULL); \
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setlocale(LC_NUMERIC, "C"); \
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__ret = snprintf(s, n, a); \
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setlocale(LC_NUMERIC, __savedlocale); \
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__ret; \
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})
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#endif /* _NUM_STDIO_H */
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