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Kernel and Embedded Linux

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Embedded Linux, kernel,
Yocto Project, Buildroot, real-time,
graphics, boot time, debugging...

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Elixir Cross Referencer

#define _GNU_SOURCE
#include <dlfcn.h>
#include <stdio.h>

extern int __start___verbose[];
int bar (void)
{
  static int my_var __attribute__ ((section("__verbose"), used)) = 6;
  int *ptr;
  ptr = (int*) dlsym (RTLD_DEFAULT, "__start___verbose");
  if (ptr != NULL || __start___verbose[0] != 6)
    return -1;
  return 0;
}

int
main ()
{
  if (bar () == 0)
    printf ("PASS\n");
  return 0;
}