components/kernel_release.c

   1 /* See LICENSE file for copyright and license details. */
   2 #include <errno.h>
   3 #include <sys/utsname.h>
   4 #include <stdio.h>
   5 #include <string.h>
   6
   7 #include "../util.h"
   8
   9 const char *
  10 kernel_release(void)
  11 {
  12         struct utsname udata;
  13
  14         if (uname(&udata) < 0) {
  15                 warn("uname:");
  16                 return NULL;
  17         }
  18
  19         return bprintf("%s", udata.release);
  20 }