lbbs/src/regex.c

/***************************************************************************
                                                  regex.c  -  description
                                                         -------------------
        begin                : Mon Oct 11 2004
        copyright            : (C) 2004 by Leaflet
        email                : leaflet@leafok.com
 ***************************************************************************/

/***************************************************************************
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 ***************************************************************************/

#include <stdlib.h>
#include <regex.h>

int ireg(const char *pattern, const char *string, size_t nmatch,
                 regmatch_t pmatch[])
{
        regex_t *preg;
        int cflags = 0, eflags = 0, ret;

        preg = (regex_t *)malloc(sizeof(regex_t));

        cflags = REG_EXTENDED;

        if (pmatch == NULL)
                cflags |= REG_NOSUB;

        if (regcomp(preg, pattern, cflags) != 0)
        {
                log_error("Compile regular expression pattern failed\n");
                free(preg);
                return -1;
        }
        ret = regexec(preg, string, nmatch, pmatch, eflags);

        regfree(preg);
        free(preg);

        // For debug
        // log_std(ret?"error\n":"ok\n");

        return ret;
}
1	sysadm	1.1	/***************************************************************************
2	sysadm	1.2	regex.c - description
3			-------------------
4			begin : Mon Oct 11 2004
5			copyright : (C) 2004 by Leaflet
6			email : leaflet@leafok.com
7	sysadm	1.1	***************************************************************************/
8
9			/***************************************************************************
10			* *
11			* This program is free software; you can redistribute it and/or modify *
12			* it under the terms of the GNU General Public License as published by *
13			* the Free Software Foundation; either version 2 of the License, or *
14			* (at your option) any later version. *
15			* *
16			***************************************************************************/
17
18			#include <stdlib.h>
19			#include <regex.h>
20
21	sysadm	1.2	int ireg(const char pattern, const char string, size_t nmatch,
22			regmatch_t pmatch[])
23	sysadm	1.1	{
24	sysadm	1.2	regex_t *preg;
25			int cflags = 0, eflags = 0, ret;
26	sysadm	1.1
27	sysadm	1.2	preg = (regex_t *)malloc(sizeof(regex_t));
28	sysadm	1.1
29	sysadm	1.2	cflags = REG_EXTENDED;
30	sysadm	1.1
31	sysadm	1.2	if (pmatch == NULL)
32			cflags \|= REG_NOSUB;
33	sysadm	1.1
34	sysadm	1.2	if (regcomp(preg, pattern, cflags) != 0)
35			{
36			log_error("Compile regular expression pattern failed\n");
37			free(preg);
38			return -1;
39			}
40			ret = regexec(preg, string, nmatch, pmatch, eflags);
41	sysadm	1.1
42	sysadm	1.2	regfree(preg);
43			free(preg);
44	sysadm	1.1
45	sysadm	1.2	// For debug
46			// log_std(ret?"error\n":"ok\n");
47	sysadm	1.1
48	sysadm	1.2	return ret;
49	sysadm	1.1	}
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