archie/tcl7.6/generic/tclRegexp.h
2024-05-27 16:40:40 +02:00

41 lines
1.0 KiB
C

/*
* Definitions etc. for regexp(3) routines.
*
* Caveat: this is V8 regexp(3) [actually, a reimplementation thereof],
* not the System V one.
*
* SCCS: @(#) tclRegexp.h 1.6 96/04/02 18:43:57
*/
#ifndef _REGEXP
#define _REGEXP 1
#ifndef _TCL
#include "tcl.h"
#endif
/*
* NSUBEXP must be at least 10, and no greater than 117 or the parser
* will not work properly.
*/
#define NSUBEXP 20
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;
EXTERN regexp *TclRegComp _ANSI_ARGS_((char *exp));
EXTERN int TclRegExec _ANSI_ARGS_((regexp *prog, char *string, char *start));
EXTERN void TclRegSub _ANSI_ARGS_((regexp *prog, char *source, char *dest));
EXTERN void TclRegError _ANSI_ARGS_((char *msg));
EXTERN char *TclGetRegError _ANSI_ARGS_((void));
#endif /* REGEXP */