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- #ifndef _REGEXP_H
- #define _REGEXP_H
-
- /*
- * Definitions etc. for regexp(3) routines.
- *
- * Caveat: this is V8 regexp(3) [actually, a reimplementation thereof],
- * not the System V one.
- */
- #ifndef __GNUC__
- #define void int
- #endif
- #define CHARBITS 0377
- #define strchr index
- #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;
-
- #ifndef __STDC__
- extern regexp *regcomp();
- extern int regexec();
- extern void regsub();
- extern void regerror();
- #else
- #ifndef __NO_PROTO__
- struct regexp *regcomp(char *);
- int regexec(struct regexp *, char *, int);
- void regsub(struct regexp *, char *, char *);
- #else
- extern regexp *regcomp();
- extern int regexec();
- extern void regsub();
- extern void regerror();
- #endif /* __NO_PROTO__ */
- #endif /* __STDC__ */
-
- #endif /* _REGEXP_H */
-