80 lines
1.6 KiB
C
80 lines
1.6 KiB
C
#ifndef UNDAR_LIBC_H
|
|
#define UNDAR_LIBC_H
|
|
|
|
#if defined(__has_include)
|
|
#if __has_include(<stdint.h>)
|
|
#define HAVE_STDINT 1
|
|
#endif
|
|
#if __has_include(<stdbool.h>)
|
|
#define HAVE_STDBOOL 1
|
|
#endif
|
|
#if __has_include(<stddef.h>)
|
|
#define HAVE_STDDEF 1
|
|
#endif
|
|
#endif
|
|
|
|
#ifdef HAVE_STDINT
|
|
#include <stdint.h>
|
|
typedef uint8_t u8;
|
|
typedef int8_t i8;
|
|
typedef uint16_t u16;
|
|
typedef int16_t i16;
|
|
typedef uint32_t u32;
|
|
typedef int32_t i32;
|
|
typedef float f32;
|
|
#else
|
|
typedef unsigned char u8;
|
|
typedef signed char i8;
|
|
typedef unsigned short u16;
|
|
typedef signed short i16;
|
|
typedef unsigned int u32;
|
|
typedef signed int i32;
|
|
typedef float f32;
|
|
#endif
|
|
|
|
#ifdef HAVE_STDBOOL
|
|
#include <stdbool.h>
|
|
#else
|
|
#define true 1
|
|
#define false 0
|
|
typedef u8 bool;
|
|
#endif
|
|
|
|
#ifdef HAVE_STDDEF
|
|
#include <stddef.h>
|
|
#define nil NULL
|
|
#else
|
|
#define nil ((void*)0)
|
|
#endif
|
|
|
|
#define I8_MIN -128
|
|
#define I8_MAX 127
|
|
#define U8_MAX 255
|
|
|
|
#define I16_MIN -32768
|
|
#define I16_MAX 32767
|
|
#define U16_MAX 65535
|
|
|
|
#define I32_MIN -2147483648
|
|
#define I32_MAX 2147483647
|
|
#define U32_MAX 4294967295
|
|
|
|
#define FIXED_CONST 65536.0f
|
|
|
|
#define AS_INT(v) ((i32)(v))
|
|
#define AS_NAT(v) ((u32)(v))
|
|
#define AS_REAL(v) ((i32)(v))
|
|
#define FLOAT_TO_REAL(v) (((i32)(v)) * FIXED_CONST)
|
|
#define REAL_TO_FLOAT(v) (((f32)(v)) / FIXED_CONST)
|
|
|
|
#define USED(x) ((void)(x))
|
|
|
|
void mcpy(void *dest, void *src, u32 n);
|
|
i32 scpy(char* to, const char *from, u32 length);
|
|
bool seq(const char *s1, const char *s2);
|
|
bool sleq(const char *s1, const char *s2, u32 length);
|
|
u32 slen(const char *str);
|
|
u32 snlen(const char *str, u32 max_len);
|
|
|
|
#endif
|