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/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*-
*
* Copyright (C) 2014 Colin Walters <walters@verbum.org>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#include "config.h"
#include "gsystem-errors.h"
#include "gsystem-local-alloc.h"
#include <glib-unix.h>
/**
* gs_set_error_from_errno:
* @error: (allow-none): Error
* @saved_errno: errno value
*
* Set @error to an error with domain %G_IO_ERROR, and code based on
* the value of @saved_errno. The error message is set using a
* literal return from g_strerror().
*/
void
gs_set_error_from_errno (GError **error, gint saved_errno)
{
g_set_error_literal (error,
G_IO_ERROR,
g_io_error_from_errno (saved_errno),
g_strerror (saved_errno));
errno = saved_errno;
}
/**
* gs_set_prefix_error_from_errno:
* @error: (allow-none): Error
* @saved_errno: errno value
* @format: Format string for printf
*
* Set @error to an error with domain %G_IO_ERROR, and code based on
* the value of @saved_errno. The error message is prefixed with the
* result of @format, a colon and space, then the result of
* g_strerror().
*/
void
gs_set_prefix_error_from_errno (GError **error,
gint saved_errno,
const char *format,
...)
{
gs_free char *formatted = NULL;
va_list args;
va_start (args, format);
formatted = g_strdup_vprintf (format, args);
va_end (args);
g_set_error (error,
G_IO_ERROR,
g_io_error_from_errno (saved_errno),
"%s: %s", formatted, g_strerror (saved_errno));
errno = saved_errno;
}
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