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Matthew Barnes authoredMatthew Barnes authored
glnx-errors.c 1.68 KiB
/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*-
*
* Copyright (C) 2014,2015 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 <glnx-backport-autocleanups.h>
#include <glnx-errors.h>
void
glnx_real_set_prefix_error_from_errno (GError **error,
gint errsv,
const char *format,
...)
{
if (!error)
return;
else
{
GString *buf = g_string_new ("");
va_list args;
va_start (args, format);
g_string_append_vprintf (buf, format, args);
va_end (args);
g_string_append (buf, ": ");
g_string_append (buf, g_strerror (errsv));
g_set_error_literal (error,
G_IO_ERROR,
g_io_error_from_errno (errsv),
buf->str);
g_string_free (buf, TRUE);
errno = errsv;
}
}