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glibc  2.9
Functions
tst-tlsmod2.c File Reference
#include <stdio.h>
#include <tls.h>
#include "tls-macros.h"

Go to the source code of this file.

Functions

 COMMON_INT_DEF (foo)
int in_dso (int n, int *caller_foop)

Function Documentation

int in_dso ( int  n,
int caller_foop 
)

Definition at line 12 of file tst-tlsmod2.c.

{
  int *foop;
  int result = 0;

  puts ("foo");                    /* Make sure PLT is used before macros.  */
  asm ("" ::: "memory");

  foop = TLS_GD (foo);

  if (caller_foop != NULL && foop != caller_foop)
    {
      printf ("callers address of foo differs: %p vs %p\n", caller_foop, foop);
      result = 1;
    }
  else if (*foop != n)
    {
      printf ("foo != %d\n", n);
      result = 1;
    }

  *foop = 16;

  return result;
}