kc3-lang/kc3/libc3/sym.h

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• Hash : 373089a4
  Author : Baptiste
  Date : 2023-12-22T12:47:05
  

  ratio structure removed all risks of division by 0 add complex files tag_copy, tag_to_f32 and tag_to_f64 functions whitespaces update submodules s_ratio added ratio implementation (testing phase) fix ratios multiple corrections to the ratios, almost done ratio parsed successfully

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• libc3/sym.h

• /* c3
   * Copyright 2022,2023 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.
   */
  /**
   * @file sym.h
   * @brief Symbol data structure.
   *
   * Structure to manipulate symbols.
   * Symbols are strings that are deduplicated.
   * They are allocated once and only free'd at the end of the program.
   * Comparing symbols is fast : it's a pointer comparison.
   */
  #ifndef LIBC3_SYM_H
  #define LIBC3_SYM_H
  
  #include "types.h"
  
  #define SYM_MAX 1024
  
  extern const s_sym g_sym__brackets;
  extern const s_sym g_sym__paren;
  extern const s_sym g_sym__plus;
  extern const s_sym g_sym_Array;
  extern const s_sym g_sym_Block;
  extern const s_sym g_sym_Bool;
  extern const s_sym g_sym_C3;
  extern const s_sym g_sym_Call;
  extern const s_sym g_sym_Cfn;
  extern const s_sym g_sym_Character;
  extern const s_sym g_sym_Char__star;
  extern const s_sym g_sym_F32;
  extern const s_sym g_sym_F64;
  extern const s_sym g_sym_F128;
  extern const s_sym g_sym_Fact;
  extern const s_sym g_sym_Fn;
  extern const s_sym g_sym_Ident;
  extern const s_sym g_sym_Integer;
  extern const s_sym g_sym_List;
  extern const s_sym g_sym_Map;
  extern const s_sym g_sym_Ptag;
  extern const s_sym g_sym_Ptr;
  extern const s_sym g_sym_PtrFree;
  extern const s_sym g_sym_Quote;
  extern const s_sym g_sym_Ratio;
  extern const s_sym g_sym_Result;
  extern const s_sym g_sym_S8;
  extern const s_sym g_sym_S16;
  extern const s_sym g_sym_S32;
  extern const s_sym g_sym_S64;
  extern const s_sym g_sym_Str;
  extern const s_sym g_sym_Struct;
  extern const s_sym g_sym_StructType;
  extern const s_sym g_sym_Sw;
  extern const s_sym g_sym_Sym;
  extern const s_sym g_sym_Tag;
  extern const s_sym g_sym_Tuple;
  extern const s_sym g_sym_U8;
  extern const s_sym g_sym_U16;
  extern const s_sym g_sym_U32;
  extern const s_sym g_sym_U64;
  extern const s_sym g_sym_Unquote;
  extern const s_sym g_sym_Uw;
  extern const s_sym g_sym_Uw_brackets;
  extern const s_sym g_sym_Var;
  extern const s_sym g_sym_Void;
  extern const s_sym g_sym_cast;
  extern const s_sym g_sym_defstruct;
  extern const s_sym g_sym_do;
  extern const s_sym g_sym_else;
  extern const s_sym g_sym_end;
  extern const s_sym g_sym_if_then_else;
  extern const s_sym g_sym_is_a;
  extern const s_sym g_sym_load_time;
  extern const s_sym g_sym_operator_pin;
  extern const s_sym g_sym_r;
  extern const s_sym g_sym_rw;
  extern const s_sym g_sym_rwx;
  extern const s_sym g_sym_rx;
  extern const s_sym g_sym_special_operator;
  extern const s_sym g_sym_struct_type;
  extern const s_sym g_sym_w;
  extern const s_sym g_sym_wx;
  extern const s_sym g_sym_x;
  
  const s_sym  * sym_1 (const char *p);
  const s_sym ** sym_init_1 (const s_sym **sym, const char *p);
  const s_sym ** sym_init_cast (const s_sym **sym, const s_tag *tag);
  const s_sym ** sym_init_copy (const s_sym **sym,
                                const s_sym * const *src);
  void           sym_init_g_sym (void);
  const s_sym ** sym_init_str (const s_sym **sym, const s_str *src);
  bool           sym_intern (const s_sym *sym, s_sym *free_sym);
  
  /* Heap-allocation functions, call sym_delete_all at exit. */
  void          sym_delete_all (void);
  const s_sym * sym_new (const s_str *src);
  
  /* Observers */
  const s_sym * sym_array_type (const s_sym *sym);
  bool          sym_character_is_reserved (character c);
  const s_sym * sym_find (const s_str *src);
  bool          sym_has_reserved_characters (const s_sym *sym);
  s_str *       sym_inspect (const s_sym *sym, s_str *dest);
  bool          sym_is_array_type (const s_sym *sym);
  bool          sym_is_module (const s_sym *sym);
  bool          sym_must_clean (const s_sym *sym, bool *must_clean);
  bool          sym_to_ffi_type (const s_sym *sym, ffi_type *result_type,
                                 ffi_type **dest);
  bool          sym_to_tag_type (const s_sym *sym, e_tag_type *dest);
  bool          sym_type_size (const s_sym *type, uw *size);
  
  #endif /* LIBC3_SYM_H */
  

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