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/* -*-mode:c; c-style:k&r; c-basic-offset:4; -*- */
/* Balsa E-Mail Client
*
* Copyright (C) 1997-2016 Stuart Parmenter and others,
* See the file AUTHORS for a list.
*
* 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, or (at your option)
* any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, see <https://www.gnu.org/licenses/>.
*/
/*
* filter-error.c
*
* Functions for dealing with errors in the filter system
*/
#if defined(HAVE_CONFIG_H) && HAVE_CONFIG_H
# include "config.h"
#endif /* HAVE_CONFIG_H */
#include "filter.h"
#include <glib/gi18n.h>
/*
* Error reporting use this global gint. All function that positions it will destroy previous error, so
* be sure to check it after each function in which error can occur.
*/
gint filter_errno;
/*
* The filter_errlist is an array of strings indexed by filter_errno
* for use in filter_perror() and filter_strerror()
*/
gchar *filter_errlist[] = {
N_("No error"),
N_("Syntax error in the filter configuration file"),
N_("Unable to allocate memory"),
N_("Error in regular expression syntax"),
N_("Attempt to apply an invalid filter")
};
/*
* filter_strerror()
*
* Returns a pointer to the appropriate string in filter_errlist
* based on the errnum passed. It corrects the sign of the integer
* if need be.
*
* Arguments:
* gint filter_errno - the error number for which a string is requested
*
* Returns:
* gchar * - pointer to the string in filter_errorlist
*/
gchar *
filter_strerror(gint error)
{
return _(filter_errlist[(error > 0) ? error : -error]);
} /* end filter_strerror() */
/*
* filter_perror()
*
* Prints an error message on stderr, using the description
* string for the current filter_errno.
*
* Arguments
* gchar *s - string to be prepended to the error message.
*/
void
filter_perror(const gchar * s)
{
gchar *error_string;
error_string = filter_strerror(filter_errno);
g_warning("%s: %s\n", s,error_string);
} /* end filter_perror */
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