kc3-lang/kc3/libc3/ratio.h

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• Hash : 4b3087b1
  Author : Thomas de Grivel
  Date : 2024-03-07T08:20:09
  

  remove buf_to_ratio, fix ratio_init_integer

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• libc3/ratio.h

• /* c3
   * Copyright 2022-2024 kmx.io <contact@kmx.io>
   *
   * Permission is hereby granted to use this software granted the above
   * copyright notice and this permission paragraph are included in all
   * copies and substantial portions of this software.
   *
   * THIS SOFTWARE IS PROVIDED "AS-IS" WITHOUT ANY GUARANTEE OF
   * PURPOSE AND PERFORMANCE. IN NO EVENT WHATSOEVER SHALL THE
   * AUTHOR BE CONSIDERED LIABLE FOR THE USE AND PERFORMANCE OF
   * THIS SOFTWARE.
   */
  #ifndef LIBC3_RATIO_H
  #define LIBC3_RATIO_H
  
  #include <stdarg.h>
  #include <stdio.h>
  #include "types.h"
  
  /* Stack-allocation compatible functions, call ratio_clean after use. */
  void      ratio_clean (s_ratio *r);
  s_ratio * ratio_init (s_ratio *dest);
  s_ratio * ratio_init_1 (s_ratio *r, const char *p);
  s_ratio * ratio_init_cast (s_ratio *r, const s_tag *src);
  s_ratio * ratio_init_copy (s_ratio *r, const s_ratio *src);
  s_ratio * ratio_init_f32 (s_ratio *r, f32 src);
  s_ratio * ratio_init_f64 (s_ratio *r, f64 src);
  s_ratio * ratio_init_f128 (s_ratio *r, f128 src);
  s_ratio * ratio_init_integer (s_ratio *r, const s_integer *src);
  s_ratio * ratio_init_ratio (s_ratio *r, const s_ratio *src);
  s_ratio * ratio_init_s8 (s_ratio *r, s8 src);
  s_ratio * ratio_init_s16 (s_ratio *r, s16 src);
  s_ratio * ratio_init_s32 (s_ratio *r, s32 src);
  s_ratio * ratio_init_s64 (s_ratio *r, s64 src);
  s_ratio * ratio_init_sw (s_ratio *r, sw src);
  s_ratio * ratio_init_u8 (s_ratio *r, u8 src);
  s_ratio * ratio_init_u16 (s_ratio *r, u16 src);
  s_ratio * ratio_init_u32 (s_ratio *r, u32 src);
  s_ratio * ratio_init_u64 (s_ratio *r, u64 src);
  s_ratio * ratio_init_uw (s_ratio *r, uw src);
  s_ratio * ratio_init_zero (s_ratio *r);
  
  /* Heap-allocation functions, call ratio_delete after use. */
  void      ratio_delete (s_ratio *r);
  s_ratio * ratio_new (void);
  s_ratio * ratio_new_copy (const s_ratio *src);
  
  /* Observers. */
  s_str * ratio_inspect (const s_ratio *src, s_str *dest);
  bool    ratio_is_negative (const s_ratio *r);
  bool    ratio_is_zero (const s_ratio *r);
  f32     ratio_to_f32 (const s_ratio *r);
  f64     ratio_to_f64 (const s_ratio *r);
  sw      ratio_to_sw (const s_ratio *r);
  s64     ratio_to_s64 (const s_ratio *r);
  s32     ratio_to_s32 (const s_ratio *r);
  s16     ratio_to_s16 (const s_ratio *r);
  s8      ratio_to_s8 (const s_ratio *r);
  uw      ratio_to_uw (const s_ratio *r);
  u64     ratio_to_u64 (const s_ratio *r);
  u32     ratio_to_u32 (const s_ratio *r);
  u16     ratio_to_u16 (const s_ratio *r);
  u8      ratio_to_u8 (const s_ratio *r);
  
  /* Operators. */
  s_ratio * ratio_add (const s_ratio *a, const s_ratio *b,
                       s_ratio *dest);
  s_ratio * ratio_div (const s_ratio *a, const s_ratio *b,
                       s_ratio *dest);
  s_ratio * ratio_mul (const s_ratio *a, const s_ratio *b,
                       s_ratio *dest);
  s_ratio * ratio_neg (const s_ratio *r, s_ratio *dest);
  s_tag *   ratio_sqrt (const s_ratio *r, s_tag *dest);
  s_ratio * ratio_sub (const s_ratio *a, const s_ratio *b,
                       s_ratio *dest);
  
  /* Setters. */
  s_ratio * ratio_set_double (s_ratio *a, double x);
  
  s_ratio * ratio_simplify(s_ratio *r, s_ratio *dest);
  
  #endif /* LIBC3_RATIO_H */
  

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