/* regexp.h - Definitions etc. for regexp(3) routines. */ #ifndef __REGEXP_H #define __REGEXP_H /* * This is Henry Spencer's code. * Caveat: this is V8 regexp(3) [actually, a reimplementation thereof], * not the System V one. */ /* * -DCHARMASK=0377 compilers without unsigned char (ok on those with it) */ #define CHARMASK 0377 #define NSUBEXP 10 typedef struct regexp { char *startp[NSUBEXP]; char *endp[NSUBEXP]; char regstart; /* Internal use only. */ char reganch; /* Internal use only. */ char *regmust; /* Internal use only. */ int regmlen; /* Internal use only. */ char program[1]; /* Unwarranted chumminess with compiler. */ } regexp; /* * The first byte of the regexp internal "program" is actually this magic * number; the start node begins in the second byte. */ #define MAGIC 0234 #endif /* __REGEXP_H */