mirror of
https://github.com/signalwire/freeswitch.git
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84 lines
2.1 KiB
C
84 lines
2.1 KiB
C
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef __REGEXP_H__
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#define __REGEXP_H__
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/*
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* Definitions etc. for regexp(3) routines.
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*
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* Caveat: this is V8 regexp(3) [actually, a reimplementation thereof],
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* not the System V one.
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*/
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#define NSUBEXP 10
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struct regexp_ {
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char *startp[NSUBEXP];
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char *endp[NSUBEXP];
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char regflag; /* Flags used for pattern matching */
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char regstart; /* Internal use only. */
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char reganch; /* Internal use only. */
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char regatom; /* Internal use only. */
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char *regmust; /* Internal use only. */
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int regmlen; /* Internal use only. */
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char program[1]; /* Unwarranted chumminess with compiler. */
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};
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typedef struct regexp_ regexp;
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/*
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* The first byte of the regexp internal "program" is actually this magic
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* number; the start node begins in the second byte.
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*/
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#define MAGIC 0234
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/*
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* The parameters for regflag
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*/
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#define REG_NOSUB 0x02 /* Don't do sub-string matches */
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/* Return Values from regexecstring()
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*/
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typedef enum {
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REG_NO_MATCH = 0,
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REG_MATCHED,
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REG_MAYBE
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} regval;
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/***********************************************************************
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*
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* Externs and Prototypes
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*
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***********************************************************************/
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/*
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* regexp.c
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*/
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extern char *reg(int, int *);
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extern char *regatom(int *);
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extern char *regbranch(int *);
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extern char *regnode(char);
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extern char *regpiece(int *);
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extern char *regprop(char *);
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extern int regexec(regexp *, char *);
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extern int regmatch(char *);
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extern int regrepeat(char *);
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extern int regtry(regexp *, char *);
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extern regexp *regcomp(char *, char);
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extern void regc(char);
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extern void regdump(regexp *);
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extern void regerror(char *);
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extern void reginsert(char, char *);
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extern void regoptail(char *, char *);
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extern void regtail(char *, char *);
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extern regval regexecstring(regexp *, char *);
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/*
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* regsub.c
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*/
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extern int regsub(regexp *, char *, char *, int);
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#endif /* __REGEXP_H__ */
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