Echtzeitdatenverarbeitung/include/rtai_proc_fs.h

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2020-10-26 10:38:48 +01:00
/*
* Copyright (C) 1999-2017 Paolo Mantegazza <mantegazza@aero.polimi.it>
* Copyright (C) 2019 Alec Ari <neotheuser@ymail.com>
*
* 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 of the
* License, 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 <http://www.gnu.org/licenses/>.
*
*/
#ifndef _RTAI_PROC_FS_H
#define _RTAI_PROC_FS_H
extern struct proc_dir_entry *rtai_proc_root;
#include <linux/seq_file.h>
#define PROC_READ_FUN(read_fun_name) \
read_fun_name(struct seq_file *pf, void *v)
#define PROC_READ_OPEN_OPS(rtai_proc_fops, read_fun_name) \
\
static int rtai_proc_open(struct inode *inode, struct file *file) { \
return single_open(file, read_fun_name, NULL); \
} \
\
static const struct file_operations rtai_proc_fops = { \
.owner = THIS_MODULE, \
.open = rtai_proc_open, \
.read = seq_read, \
.llseek = seq_lseek, \
.release = single_release \
};
static inline void *CREATE_PROC_ENTRY(const char *name, umode_t mode, void *parent, const struct file_operations *proc_fops)
{
return !parent ? proc_mkdir(name, NULL) : proc_create(name, mode, parent, proc_fops);
}
#define SET_PROC_READ_ENTRY(entry, read_fun) do { } while(0)
#define PROC_PRINT_VARS
#define PROC_PRINT(fmt, args...) \
do { seq_printf(pf, fmt, ##args); } while(0)
#define PROC_PRINT_RETURN do { goto done; } while(0)
#define PROC_PRINT_DONE do { return 0; } while(0)
// End of proc print macros
#endif /* !_RTAI_PROC_FS_H */