libexplain  1.4.D001
libexplain/iocontrol/fs_ioc32_setversion.c
Go to the documentation of this file.
00001 /*
00002  * libexplain - Explain errno values returned by libc functions
00003  * Copyright (C) 2009-2011, 2013 Peter Miller
00004  * Written by Peter Miller <pmiller@opensource.org.au>
00005  *
00006  * This program is free software; you can redistribute it and/or modify it
00007  * under the terms of the GNU Lesser General Public License as published by
00008  * the Free Software Foundation; either version 3 of the License, or (at your
00009  * option) any later version.
00010  *
00011  * This program is distributed in the hope that it will be useful, but WITHOUT
00012  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
00013  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public
00014  * License for more details.
00015  *
00016  * You should have received a copy of the GNU Lesser General Public License
00017  * along with this program. If not, see <http://www.gnu.org/licenses/>.
00018  */
00019 
00020 #include <libexplain/ac/sys/ioctl.h>
00021 #include <libexplain/ac/linux/fs.h>
00022 
00023 #include <libexplain/iocontrol/fs_ioc32_setversion.h>
00024 #include <libexplain/iocontrol/generic.h>
00025 
00026 
00027 #ifdef FS_IOC32_SETVERSION
00028 
00029 static int
00030 disambiguate(int fildes, int request, const void *data)
00031 {
00032     (void)fildes;
00033     (void)request;
00034     (void)data;
00035     /* success = 0, failure = -1 */
00036     return (FS_IOC32_SETVERSION == FS_IOC_SETVERSION ? -1 : 0);
00037     /* We can't use #if because the definitions use sizeof. */
00038 }
00039 
00040 
00041 const explain_iocontrol_t explain_iocontrol_fs_ioc32_setversion =
00042 {
00043     "FS_IOC32_SETVERSION", /* name */
00044     FS_IOC32_SETVERSION, /* value */
00045     disambiguate,
00046     0, /* print_name */
00047     explain_iocontrol_generic_print_data_int_star, /* print_data */
00048     0, /* print_explanation */
00049     0, /* print_data_returned */
00050     sizeof(int), /* data_size */
00051     "int *", /* data_type */
00052     0, /* flags */
00053     __FILE__,
00054     __LINE__,
00055 };
00056 
00057 #else /* ndef FS_IOC32_SETVERSION */
00058 
00059 const explain_iocontrol_t explain_iocontrol_fs_ioc32_setversion =
00060 {
00061     0, /* name */
00062     0, /* value */
00063     0, /* disambiguate */
00064     0, /* print_name */
00065     0, /* print_data */
00066     0, /* print_explanation */
00067     0, /* print_data_returned */
00068     0, /* data_size */
00069     0, /* data_type */
00070     0, /* flags */
00071     __FILE__,
00072     __LINE__,
00073 };
00074 
00075 #endif /* FS_IOC32_SETVERSION */
00076 
00077 
00078 /* vim: set ts=8 sw=4 et : */