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121 lines
4.6 KiB
C
121 lines
4.6 KiB
C
/*
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===========================================================================
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Copyright (C) 1999-2005 Id Software, Inc.
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This file is part of Quake III Arena source code.
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Quake III Arena source code is free software; you can redistribute it
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and/or modify it under the terms of the GNU General Public License as
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published by the Free Software Foundation; either version 2 of the License,
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or (at your option) any later version.
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Quake III Arena source code is distributed in the hope that it will be
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useful, 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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You should have received a copy of the GNU General Public License
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along with Quake III Arena source code; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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===========================================================================
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*/
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// bg_lib.h -- standard C library replacement routines used by code
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// compiled for the virtual machine
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// This file is NOT included on native builds
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#ifndef BG_LIB_H
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#define BG_LIB_H
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//Ignore __attribute__ on non-gcc platforms
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#ifndef __GNUC__
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#ifndef __attribute__
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#define __attribute__(x)
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#endif
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#endif
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#ifndef NULL
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#define NULL ((void *)0)
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#endif
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typedef int size_t;
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typedef char * va_list;
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#define _INTSIZEOF(n) ( (sizeof(n) + sizeof(int) - 1) & ~(sizeof(int) - 1) )
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#define va_start(ap,v) ( ap = (va_list)&v + _INTSIZEOF(v) )
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#define va_arg(ap,t) ( *(t *)((ap += _INTSIZEOF(t)) - _INTSIZEOF(t)) )
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#define va_end(ap) ( ap = (va_list)0 )
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#define CHAR_BIT 8 /* number of bits in a char */
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#define SCHAR_MIN (-128) /* minimum signed char value */
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#define SCHAR_MAX 127 /* maximum signed char value */
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#define UCHAR_MAX 0xff /* maximum unsigned char value */
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#define SHRT_MIN (-32768) /* minimum (signed) short value */
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#define SHRT_MAX 32767 /* maximum (signed) short value */
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#define USHRT_MAX 0xffff /* maximum unsigned short value */
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#define INT_MIN (-2147483647 - 1) /* minimum (signed) int value */
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#define INT_MAX 2147483647 /* maximum (signed) int value */
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#define UINT_MAX 0xffffffff /* maximum unsigned int value */
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#define LONG_MIN (-2147483647L - 1) /* minimum (signed) long value */
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#define LONG_MAX 2147483647L /* maximum (signed) long value */
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#define ULONG_MAX 0xffffffffUL /* maximum unsigned long value */
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#define isalnum(c) (isalpha(c) || isdigit(c))
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#define isalpha(c) (isupper(c) || islower(c))
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#define isascii(c) ((c) > 0 && (c) <= 0x7f)
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#define iscntrl(c) (((c) >= 0) && (((c) <= 0x1f) || ((c) == 0x7f)))
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#define isdigit(c) ((c) >= '0' && (c) <= '9')
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#define isgraph(c) ((c) != ' ' && isprint(c)
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#define islower(c) ((c) >= 'a' && (c) <= 'z')
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#define isprint(c) ((c) >= ' ' && (c) <= '~')
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#define ispunct(c) (((c) > ' ' && (c) <= '~') && !isalnum(c))
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#define isspace(c) ((c) == ' ' || (c) == '\f' || (c) == '\n' || (c) == '\r' || \
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(c) == '\t' || (c) == '\v')
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#define isupper(c) ((c) >= 'A' && (c) <= 'Z')
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#define isxdigit(c) (isxupper(c) || isxlower(c))
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#define isxlower(c) (isdigit(c) || (c >= 'a' && c <= 'f'))
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#define isxupper(c) (isdigit(c) || (c >= 'A' && c <= 'F'))
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// Misc functions
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typedef int cmp_t(const void *, const void *);
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void qsort(void *a, size_t n, size_t es, cmp_t *cmp);
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void srand( unsigned seed );
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int rand( void );
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// String functions
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size_t strlen( const char *string );
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char *strcat( char *strDestination, const char *strSource );
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char *strcpy( char *strDestination, const char *strSource );
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int strcmp( const char *string1, const char *string2 );
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char *strchr( const char *string, int c );
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char *strstr( const char *string, const char *strCharSet );
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char *strncpy( char *strDest, const char *strSource, size_t count );
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int tolower( int c );
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int toupper( int c );
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double atof( const char *string );
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double _atof( const char **stringPtr );
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int atoi( const char *string );
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int _atoi( const char **stringPtr );
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int vsprintf( char *buffer, const char *fmt, va_list argptr );
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int sscanf( const char *buffer, const char *fmt, ... ) __attribute__ ((format (scanf, 2, 3)));
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// Memory functions
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void *memmove( void *dest, const void *src, size_t count );
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void *memset( void *dest, int c, size_t count );
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void *memcpy( void *dest, const void *src, size_t count );
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// Math functions
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double ceil( double x );
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double floor( double x );
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double sqrt( double x );
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double sin( double x );
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double cos( double x );
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double atan2( double y, double x );
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double tan( double x );
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int abs( int n );
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double fabs( double x );
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double acos( double x );
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#endif // BG_LIB_H
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