ceph/src/common/linux_version.c

   1 #include "common/linux_version.h"
   2
   3 #include <stdio.h>
   4 #include <string.h>
   5 #include <sys/utsname.h>
   6
   7 int get_linux_version(void)
   8 {
   9         struct utsname ubuf;
  10         int a, b, c;
  11         int n;
  12
  13         if (uname(&ubuf) || strcmp(ubuf.sysname, "Linux"))
  14                 return 0;
  15
  16         n = sscanf(ubuf.release, "%d.%d.%d", &a, &b, &c);
  17         switch (n) {
  18         case 3:
  19                 return KERNEL_VERSION(a, b, c);
  20         case 2:
  21                 return KERNEL_VERSION(a, b, 0);
  22         default:
  23                 return 0;
  24         }
  25 }