kc3-lang/kc3/libkc3/var.h

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• Hash : fbfd58a3
  Author : Thomas de Grivel
  Date : 2024-09-16T14:42:49
  

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• libkc3/var.h

• /* kc3
   * Copyright 2022,2023,2024 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 LIBKC3_VAR_H
  #define LIBKC3_VAR_H
  
  #include "types.h"
  
  /* Stack-allocation compatible functions. */
  s_var * var_init (s_var *var, s_tag *ptr, const s_sym *type);
  s_var * var_init_1 (s_var *var, const char *p);
  s_var * var_init_cast (s_var *tag, const s_sym * const *type,
                         const s_tag *src);
  s_var * var_init_copy (s_var *tag, const s_var *src);
  
  /* Observers. */
  bool *  var_is_unbound (const s_var *var, bool *dest);
  
  /* Operators. */
  s_tag *       var_assign (const s_var *var, const s_tag *value,
                            s_tag *dest);
  const s_var * var_reset (const s_var *var);
  const s_var * var_set (const s_var *var, const s_tag *value);
  
  #endif /* LIBKC3_VAR_H */
  

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