src/regex/engine.ih

   1 /* ========= begin header generated by ./mkh ========= */
   2 #ifdef __cplusplus
   3 extern "C" {
   4 #endif
   5
   6 /* === engine.c === */
   7 static int matcher(register struct re_guts *g, char *string, size_t nmatch, regmatch_t pmatch[], int eflags);
   8 static char *dissect(register struct match *m, char *start, char *stop, sopno startst, sopno stopst);
   9 static char *backref(register struct match *m, char *start, char *stop, sopno startst, sopno stopst, sopno lev);
  10 static char *fast(register struct match *m, char *start, char *stop, sopno startst, sopno stopst);
  11 static char *slow(register struct match *m, char *start, char *stop, sopno startst, sopno stopst);
  12 static states step(register struct re_guts *g, sopno start, sopno stop, register states bef, int ch, register states aft);
  13 #define BOL     (OUT+1)
  14 #define EOL     (BOL+1)
  15 #define BOLEOL  (BOL+2)
  16 #define NOTHING (BOL+3)
  17 #define BOW     (BOL+4)
  18 #define EOW     (BOL+5)
  19 #define CODEMAX (BOL+5)         /* highest code used */
  20 #define NONCHAR(c)      ((c) > CHAR_MAX)
  21 #define NNONCHAR        (CODEMAX-CHAR_MAX)
  22 #ifdef REDEBUG
  23 static void print(struct match *m, char *caption, states st, int ch, FILE *d);
  24 #endif
  25 #ifdef REDEBUG
  26 static void at(struct match *m, char *title, char *start, char *stop, sopno startst, sopno stopst);
  27 #endif
  28 #ifdef REDEBUG
  29 static char *pchar(int ch);
  30 #endif
  31
  32 #ifdef __cplusplus
  33 }
  34 #endif
  35 /* ========= end header generated by ./mkh ========= */