LXR linux/fs/proc/version.c

   1#include <linux/fs.h>
   2#include <linux/init.h>
   3#include <linux/kernel.h>
   4#include <linux/proc_fs.h>
   5#include <linux/seq_file.h>
   6#include <linux/utsname.h>
   7
   8static int version_proc_show(struct seq_file *m, void *v)
   9{
  10        seq_printf(m, linux_proc_banner,
  11                utsname()->sysname,
  12                utsname()->release,
  13                utsname()->version);
  14        return 0;
  15}
  16
  17static int version_proc_open(struct inode *inode, struct file *file)
  18{
  19        return single_open(file, version_proc_show, NULL);
  20}
  21
  22static const struct file_operations version_proc_fops = {
  23        .open           = version_proc_open,
  24        .read           = seq_read,
  25        .llseek         = seq_lseek,
  26        .release        = single_release,
  27};
  28
  29static int __init proc_version_init(void)
  30{
  31        proc_create("version", 0, NULL, &version_proc_fops);
  32        return 0;
  33}
  34module_init(proc_version_init);
  35