kc3-lang/kc3/libc3/f64.c

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• Hash : f990b98e
  Author : Thomas de Grivel
  Date : 2022-12-06T13:37:43
  

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• libc3/f64.c

• /* c3
   * Copyright 2022 kmx.io <contact@kmx.io>
   *
   * Permission is hereby granted to use this software excepted
   * on Apple computers 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.
   */
  #include <float.h>
  #include <math.h>
  #include <string.h>
  #include "f64.h"
  
  s8 f64_compare (f64 a, f64 b)
  {
    if (fabs(a - b) <= DBL_EPSILON)
      return 0;
    if (a < b)
      return -1;
    if (a > b)
      return 1;
    return memcmp(&a, &b, sizeof(f64));
  }
  
  t_hash_context * f64_hash_update (t_hash_context *context, f64 x)
  {
    return hash_update(context, &x, sizeof(x));
  }
  

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