src/st-symbol.c

   1 /*
   2  * st-symbol.c
   3  *
   4  * Copyright (C) 2008 Vincent Geddes
   5  *
   6  * Permission is hereby granted, free of charge, to any person obtaining a copy
   7  * of this software and associated documentation files (the "Software"), to deal
   8  * in the Software without restriction, including without limitation the rights
   9  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  10  * copies of the Software, and to permit persons to whom the Software is
  11  * furnished to do so, subject to the following conditions:
  12  *
  13  * The above copyright notice and this permission notice shall be included in
  14  * all copies or substantial portions of the Software.
  15  *
  16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  17  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  18  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  19  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  20  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  21  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  22  * THE SOFTWARE.
  23 */
  24
  25 #include "st-symbol.h"
  26 #include "st-dictionary.h"
  27 #include "st-array.h"
  28 #include "st-behavior.h"
  29 #include "st-array.h"
  30 #include "st-object.h"
  31
  32 #include <string.h>
  33
  34
  35 bool
  36 st_symbol_equal (st_oop object, st_oop other)
  37 {
  38     if (object == other)
  39         return true;
  40
  41     if (st_object_class (object) == st_object_class (other))
  42         return false;
  43
  44     return st_byte_array_equal (object, other);
  45 }
  46
  47 static st_oop
  48 string_new (st_oop class, const char *bytes)
  49 {
  50     st_oop  string;
  51     st_uchar *data;
  52     int len;
  53
  54     len = strlen (bytes);
  55     string = st_object_new_arrayed (class, len);
  56     data = st_byte_array_bytes (string);
  57
  58     memcpy (data, bytes, len);
  59
  60     return string;
  61 }
  62
  63 st_oop
  64 st_string_new (const char *bytes)
  65 {
  66     return string_new (ST_STRING_CLASS, bytes);
  67 }
  68
  69 st_oop
  70 st_symbol_new (const char *bytes)
  71 {
  72     return st_set_intern_cstring (ST_SYMBOLS, bytes);
  73 }