root/samples/bpf/tracex7_user.c

DEFINITIONS

1. main

   1 #define _GNU_SOURCE
   2 
   3 #include <stdio.h>
   4 #include <linux/bpf.h>
   5 #include <unistd.h>
   6 #include <bpf/bpf.h>
   7 #include "bpf_load.h"
   8 
   9 int main(int argc, char **argv)
  10 {
  11         FILE *f;
  12         char filename[256];
  13         char command[256];
  14         int ret;
  15 
  16         snprintf(filename, sizeof(filename), "%s_kern.o", argv[0]);
  17 
  18         if (load_bpf_file(filename)) {
  19                 printf("%s", bpf_log_buf);
  20                 return 1;
  21         }
  22 
  23         snprintf(command, 256, "mount %s tmpmnt/", argv[1]);
  24         f = popen(command, "r");
  25         ret = pclose(f);
  26 
  27         return ret ? 0 : 1;
  28 }