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#include <dlfcn.h>
#include <mcheck.h>
#include <stdio.h>
#include <stdlib.h>
int
main (void)
{
void *p1;
void *p2;
int (*fp) (void);
int result;
mtrace ();
p1 = dlopen ("dblloadmod1.so", RTLD_LAZY);
if (p1 == NULL)
{
printf ("cannot load dblloadmod1.so: %s\n", dlerror ());
exit (EXIT_FAILURE);
}
p2 = dlopen ("dblloadmod2.so", RTLD_LAZY);
if (p2 == NULL)
{
printf ("cannot load dblloadmod2.so: %s\n", dlerror ());
exit (EXIT_FAILURE);
}
if (dlclose (p1) != 0)
{
printf ("error while closing dblloadmod1.so: %s\n", dlerror ());
exit (EXIT_FAILURE);
}
fp = dlsym (p2, "xyzzy");
if (fp == NULL)
{
printf ("cannot get function \"xyzzy\": %s\n", dlerror ());
exit (EXIT_FAILURE);
}
result = fp ();
if (dlclose (p2) != 0)
{
printf ("error while closing dblloadmod2.so: %s\n", dlerror ());
exit (EXIT_FAILURE);
}
return result;
}
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