22a32c9260
Built libregex doesn't seem to leak anymore.
89 lines
2 KiB
C
89 lines
2 KiB
C
/*
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* Sylpheed -- regexp pattern matching utilities
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* Copyright (C) 2001 Thomas Link, Hiroyuki Yamamoto
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* Modified by Melvin Hadasht.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#ifdef HAVE_CONFIG_H
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# include "config.h"
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#include "claws-features.h"
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#endif
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#include <glib.h>
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#ifdef ENABLE_NLS
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#include <glib/gi18n.h>
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#else
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#define _(a) (a)
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#define N_(a) (a)
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#endif
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#include <string.h>
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#include "string_match.h"
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#include "utils.h"
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int string_match_precompile (gchar *rexp, regex_t *preg, int cflags)
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{
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int problem = 0;
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cm_return_val_if_fail(rexp, -1);
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cm_return_val_if_fail(*rexp, -1);
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problem = regcomp(preg, rexp, cflags);
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return problem;
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}
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gchar *string_remove_match(gchar *buf, gint buflen, gchar * txt, regex_t *preg)
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{
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regmatch_t match;
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int notfound;
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gint i, j ,k;
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if (!preg)
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return txt;
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if (*txt != 0x00) {
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i = 0;
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j = 0;
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do {
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notfound = regexec(preg, txt+j, 1, &match, (j ? REG_NOTBOL : 0));
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if (notfound) {
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while (txt[j] && i < buflen -1)
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buf[i++] = txt[j++];
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} else {
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if ( match.rm_so == match.rm_eo)
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buf[i++] = txt[j++];
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else {
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k = j;
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while (txt[j] && j != k + match.rm_so)
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buf[i++] = txt[j++];
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if (txt[j])
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j = k + match.rm_eo;
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}
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}
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} while (txt[j] && i < buflen - 1);
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buf[i] = 0x00;
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if (buf[0] == 0x00) {
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strncpy(buf, _("(Subject cleared by RegExp)"),
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buflen - 1);
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buf[buflen - 1] = 0x00;
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}
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return buf;
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}
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return txt;
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}
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