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The World of Computer Software
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World_Of_Computer_Software-02-387-Vol-3of3.iso
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x
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xvisrc.zoo
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regexp.h
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C/C++ Source or Header
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1992-07-28
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/***
* @(#)regexp.h 2.1 7/29/92
* program name:
xvi
* function:
PD version of UNIX "vi" editor, with extensions.
* module name:
regexp.h
* module function:
Definitions for regular expression routines.
* history:
Regular expression routines by Henry Spencer.
Modfied for use with STEVIE (ST Editor for VI Enthusiasts,
Version 3.10) by Tony Andrews.
Adapted for use with Xvi by Chris & John Downey.
Original copyright notice is in regexp.c.
Please note that this is a modified version.
***/
/*
* Caveat: this is V8 regexp(3) [actually, a reimplementation thereof],
* not the System V one.
*/
#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 P
# include "xvi.h"
#endif
/* regerror.c */
extern void regerror P((char *s));
/* regexp.c */
extern regexp *regcomp P((char *exp));
extern int regexec P((regexp *prog, char *string, int at_bol));
/* regsub.c */
extern void regsub P((regexp *prog, char *source, char *dest));