/* -------------------------------------------

  Copyright (C) 2024-2025 Amlal El Mahrouss, all rights reserved.

------------------------------------------- */

#ifndef __LIBCOMPILER_DEFINES_H__
#define __LIBCOMPILER_DEFINES_H__

extern "C" {
#include <stddef.h>
#include <stdint.h>
}

#ifndef __GNUC__

typedef __SIZE_TYPE__ size_t;

#ifdef __LP64__
typedef long int ssize_t;
#else
typedef int ssize_t;
#endif  // __LP64__

typedef void*         ptr_type;
typedef __SIZE_TYPE__ size_type;

typedef size_t ptrdiff_t;
typedef size_t uintptr_t;
typedef void*  voidptr_t;
typedef void*  any_t;
typedef char*  caddr_t;

#ifndef NULL
#define NULL ((voidptr_t) 0)
#endif  // !null

#ifdef __GNUC__
#include <LibC++/alloca.h>
#elif defined(__LIBCOMPILER__)
#define __alloca(sz) __lc_alloca(sz)
#endif

#define __deref(ptr) (*(ptr))

#ifdef __cplusplus
#define __init_decl() extern "C" {
#define __fini_decl() \
  }                   \
  ;
#else
#define __init_decl()
#define __fini_decl()
#endif

#if __has_builtin(__builtin_alloca)
#define alloca(sz) __builtin_alloca(sz)
#ifdef __alloca
#undef __alloca
#endif
#define __alloca alloca
#else
#warning ! alloca not detected !
#endif

typedef long long          off_t;
typedef unsigned long long uoff_t;

typedef union float_cast {
  struct {
    unsigned int mantissa : 23;
    unsigned int exponent : 8;
    unsigned int sign : 1;
  };

  float f;
} __attribute__((packed)) float_cast_t;

typedef union double_cast {
  struct {
    unsigned long long int mantissa : 52;
    unsigned int           exponent : 11;
    unsigned int           sign : 1;
  };

  double f;
} __attribute__((packed)) double_cast_t;

#endif  // ifndef __GNUC__

#endif /* __LIBCOMPILER_DEFINES_H__ */