src/include/snowball/libstemmer/header.h

   1
   2 #include <limits.h>
   3
   4 #include "api.h"
   5
   6 #define MAXINT INT_MAX
   7 #define MININT INT_MIN
   8
   9 #define HEAD 2*sizeof(int)
  10
  11 #define SIZE(p)        ((int *)(p))[-1]
  12 #define SET_SIZE(p, n) ((int *)(p))[-1] = n
  13 #define CAPACITY(p)    ((int *)(p))[-2]
  14
  15 struct among
  16 {   int s_size;     /* number of chars in string */
  17     const symbol * s;       /* search string */
  18     int substring_i;/* index to longest matching substring */
  19     int result;     /* result of the lookup */
  20     int (* function)(struct SN_env *);
  21 };
  22
  23 extern symbol * create_s(void);
  24 extern void lose_s(symbol * p);
  25
  26 extern int skip_utf8(const symbol * p, int c, int limit, int n);
  27
  28 extern int skip_b_utf8(const symbol * p, int c, int limit, int n);
  29
  30 extern int in_grouping_U(struct SN_env * z, const unsigned char * s, int min, int max, int repeat);
  31 extern int in_grouping_b_U(struct SN_env * z, const unsigned char * s, int min, int max, int repeat);
  32 extern int out_grouping_U(struct SN_env * z, const unsigned char * s, int min, int max, int repeat);
  33 extern int out_grouping_b_U(struct SN_env * z, const unsigned char * s, int min, int max, int repeat);
  34
  35 extern int in_grouping(struct SN_env * z, const unsigned char * s, int min, int max, int repeat);
  36 extern int in_grouping_b(struct SN_env * z, const unsigned char * s, int min, int max, int repeat);
  37 extern int out_grouping(struct SN_env * z, const unsigned char * s, int min, int max, int repeat);
  38 extern int out_grouping_b(struct SN_env * z, const unsigned char * s, int min, int max, int repeat);
  39
  40 extern int eq_s(struct SN_env * z, int s_size, const symbol * s);
  41 extern int eq_s_b(struct SN_env * z, int s_size, const symbol * s);
  42 extern int eq_v(struct SN_env * z, const symbol * p);
  43 extern int eq_v_b(struct SN_env * z, const symbol * p);
  44
  45 extern int find_among(struct SN_env * z, const struct among * v, int v_size);
  46 extern int find_among_b(struct SN_env * z, const struct among * v, int v_size);
  47
  48 extern int replace_s(struct SN_env * z, int c_bra, int c_ket, int s_size, const symbol * s, int * adjustment);
  49 extern int slice_from_s(struct SN_env * z, int s_size, const symbol * s);
  50 extern int slice_from_v(struct SN_env * z, const symbol * p);
  51 extern int slice_del(struct SN_env * z);
  52
  53 extern int insert_s(struct SN_env * z, int bra, int ket, int s_size, const symbol * s);
  54 extern int insert_v(struct SN_env * z, int bra, int ket, const symbol * p);
  55
  56 extern symbol * slice_to(struct SN_env * z, symbol * p);
  57 extern symbol * assign_to(struct SN_env * z, symbol * p);
  58
  59 extern int len_utf8(const symbol * p);
  60
  61 extern void debug(struct SN_env * z, int number, int line_count);