/* Test program for making nonexecutable stacks executable

   on DT_NEEDED load of a DSO that requires executable stacks.  */

#include <dlfcn.h>

#include <stdio.h>

#include <string.h>

#include <unistd.h>

#include <error.h>

extern void tryme (void);	/* from tst-execstack-mod.so */

static void deeper (void (*f) (void));

static int

do_test (void)

{

  tryme ();

  /* Test that growing the stack region gets new executable pages too.  */

  deeper (&tryme);

  return 0;

}

static void

deeper (void (*f) (void))

{

  char stack[1100 * 1024];

  memfrob (stack, sizeof stack);

  (*f) ();

  memfrob (stack, sizeof stack);

}

#include <support/test-driver.c>