[people/arne_f/kernel.git] / net / netfilter / regexp / regexp.h

/*
 * Definitions etc. for regexp(3) routines.
 *
 * Caveat:  this is V8 regexp(3) [actually, a reimplementation thereof],
 * not the System V one.
 */

#ifndef REGEXP_H
#define REGEXP_H


/*
http://www.opensource.apple.com/darwinsource/10.3/expect-1/expect/expect.h ,
which contains a version of this library, says:

 *
 * NSUBEXP must be at least 10, and no greater than 117 or the parser
 * will not work properly.
 *

However, it looks rather like this library is limited to 10.  If you think
otherwise, let us know.
*/

#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;

regexp * regcomp(char *exp, int *patternsize);
int regexec(regexp *prog, char *string);
void regsub(regexp *prog, char *source, char *dest);
void regerror(char *s);

#endif
Commit	Line	Data
9697c820 AF	1	/*
	2	* Definitions etc. for regexp(3) routines.
	3	*
	4	* Caveat: this is V8 regexp(3) [actually, a reimplementation thereof],
	5	* not the System V one.
	6	*/
	7
	8	#ifndef REGEXP_H
	9	#define REGEXP_H
	10
	11
	12	/*
	13	http://www.opensource.apple.com/darwinsource/10.3/expect-1/expect/expect.h ,
	14	which contains a version of this library, says:
	15
	16	*
	17	* NSUBEXP must be at least 10, and no greater than 117 or the parser
	18	* will not work properly.
	19	*
	20
	21	However, it looks rather like this library is limited to 10. If you think
	22	otherwise, let us know.
	23	*/
	24
	25	#define NSUBEXP 10
	26	typedef struct regexp {
	27	char *startp[NSUBEXP];
	28	char *endp[NSUBEXP];
	29	char regstart; /* Internal use only. */
	30	char reganch; /* Internal use only. */
	31	char regmust; / Internal use only. */
	32	int regmlen; /* Internal use only. */
	33	char program[1]; /* Unwarranted chumminess with compiler. */
	34	} regexp;
	35
	36	regexp * regcomp(char exp, int patternsize);
	37	int regexec(regexp prog, char string);
	38	void regsub(regexp prog, char source, char *dest);
	39	void regerror(char *s);
	40
	41	#endif