71 lines
2.7 KiB
C
71 lines
2.7 KiB
C
// 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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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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// 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, ... );
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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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double asin( double x );
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