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codemastr
88 lines
2.8 KiB
C
88 lines
2.8 KiB
C
/*
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regerror.c - POSIX regerror() implementation for TRE.
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Copyright (C) 2001-2003 Ville Laurikari <vl@iki.fi>.
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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 version 2 (June
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1991) as published by the Free Software Foundation.
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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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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#ifdef HAVE_CONFIG_H
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#include <config.h>
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#endif /* HAVE_CONFIG_H */
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#include <string.h>
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#ifdef HAVE_WCHAR_H
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#include <wchar.h>
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#endif /* HAVE_WCHAR_H */
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#ifdef HAVE_WCTYPE_H
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#include <wctype.h>
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#endif /* HAVE_WCTYPE_H */
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#include "tre-internal.h"
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#include "regex.h"
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#include "gettext.h"
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#define _(String) dgettext(PACKAGE, String)
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#define gettext_noop(String) String
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/* Error message strings for error codes listed in `regex.h'. This list
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needs to be in sync with the codes listed there, naturally. */
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static const char *error_messages[] =
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{ gettext_noop("No error"), /* REG_OK */
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gettext_noop("No match"), /* REG_NOMATCH */
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gettext_noop("Invalid regexp"), /* REG_BADPAT */
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gettext_noop("Unknown collating element"), /* REG_ECOLLATE */
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gettext_noop("Unknown character class name"), /* REG_ECTYPE */
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gettext_noop("Trailing backslash"), /* REG_EESCAPE */
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gettext_noop("XXX"), /* REG_ESUBREG */
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gettext_noop("Missing ']'"), /* REG_EBRACK */
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gettext_noop("Missing ')'"), /* REG_EPAREN */
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gettext_noop("Missing '}'"), /* REG_EBRACE */
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gettext_noop("Invalid contents of {}"), /* REG_BADBR */
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gettext_noop("Invalid character range"), /* REG_ERANGE */
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gettext_noop("Out of memory"), /* REG_ESPACE */
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gettext_noop("XXX") /* REG_BADRPT */
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};
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size_t
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regerror(int errcode, const regex_t *preg, char *errbuf,
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size_t errbuf_size)
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{
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const char *err;
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size_t err_len;
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if (errcode >= 0
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&& errcode < (sizeof(error_messages) / sizeof(*error_messages)))
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err = gettext(error_messages[errcode]);
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else
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err = gettext("Unknown error");
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err_len = strlen(err) + 1;
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if (errbuf_size > 0 && errbuf != NULL)
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{
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if (err_len > errbuf_size)
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{
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strncpy(errbuf, err, errbuf_size - 1);
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errbuf[errbuf_size - 1] = '\0';
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}
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else
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{
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strcpy(errbuf, err);
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}
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}
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return err_len;
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}
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/* EOF */
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