Pierre MARTINandClaude Opus 5.5
792f6395bf
Fichiers repris sans modification dans engine/gnubg/, poids et table d'équité Kazaross-XG2 dans engine/data/, provenance détaillée dans engine/gnubg/PROVENANCE.md. Le lint ne vérifie plus les espaces de ces copies, pour qu'elles restent identiques à l'original. Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
94 lines
2.5 KiB
C
94 lines
2.5 KiB
C
/*
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* Copyright (C) 2006-2009 Jon Kinsey <jonkinsey@gmail.com>
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* Copyright (C) 2006-2017 the AUTHORS
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (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, see <https://www.gnu.org/licenses/>.
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*/
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/*! \file common.h
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* \brief Odd definitions
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*/
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#ifndef COMMON_H
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#define COMMON_H
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#include <math.h>
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#include "config.h"
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#ifndef HAVE___ATTRIBUTE__
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#define __attribute__(Spec) /* Empty */
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#endif /* HAVE___ATTRIBUTE__ */
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#define F_PI (float)G_PI
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#define F_PI_2 (float)G_PI_2
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/*! \brief Safe error value
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*/
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#define ERR_VAL (-FLT_MAX)
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/*! \brief Macro to extract sign
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*/
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#ifndef SGN
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#define SGN(x) ((x) > 0 ? 1 : -1)
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#endif
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/*! \brief typedef of signal handler function
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*/
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#if HAVE_SIGACTION
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typedef struct sigaction psighandler;
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#elif HAVE_SIGVEC
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typedef struct sigvec psighandler;
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#else
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typedef void (*psighandler) (int);
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#endif
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/* abs returns unsigned int by definition */
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#define Abs(a) ((unsigned int)abs(a))
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/* Do we need to use g_utf8_casefold() for utf8 anywhere? */
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#define StrCaseCmp(s1, s2) g_ascii_strcasecmp(s1, s2)
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#define StrNCaseCmp(s1, s2, n) g_ascii_strncasecmp(s1, s2, (gsize)n)
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/* if the following are defined as macros undefine them */
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#ifdef strcasecmp
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#undef strcasecmp
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#endif
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#ifdef strncasecmp
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#undef strncasecmp
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#endif
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/* Avoid new code using strcase functions */
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#define strcasecmp strcasecmp_error_use_StrCaseCmp
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#define strncasecmp strncasecmp_error_use_StrNCaseCmp
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/* Macro to mark parameters that aren't used in the function */
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#ifdef UNUSED
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#elif defined(HAVE_FUNC_ATTRIBUTE_UNUSED)
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#define UNUSED(x) UNUSED_ ## x __attribute__((unused))
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#elif defined(_lint)
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#define UNUSED(x) /*lint -e{715, 818}*/ _unused_##x
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#else
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#define UNUSED(x) _unused_##x
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#endif
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/* Helper macros for __builtin_expect */
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#ifdef HAVE___BUILTIN_EXPECT
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#define likely(expression) __builtin_expect(!!(expression), 1)
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#define unlikely(expression) __builtin_expect(!!(expression), 0)
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#else
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#define likely(expression) (expression)
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#define unlikely(expression) (expression)
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#endif
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#endif
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