glibc/elf/loadfail.c

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#include <dlfcn.h>
#include <error.h>
#include <stdio.h>
#include <stdlib.h>
int
main (void)
{
void *h;
if (dlopen ("testobj1.so", RTLD_GLOBAL | RTLD_NOW) == NULL
|| dlopen ("testobj1.so", RTLD_GLOBAL | RTLD_NOW) == NULL
|| dlopen ("testobj2.so", RTLD_GLOBAL | RTLD_NOW) == NULL
|| dlopen ("testobj3.so", RTLD_GLOBAL | RTLD_NOW) == NULL
|| dlopen ("testobj4.so", RTLD_GLOBAL | RTLD_NOW) == NULL
|| dlopen ("testobj5.so", RTLD_GLOBAL | RTLD_NOW) == NULL)
error (EXIT_FAILURE, 0, "failed to load shared object: %s", dlerror ());
h = dlopen ("failobj.so", RTLD_GLOBAL | RTLD_NOW);
printf ("h = %p, %s\n", h, h == NULL ? "ok" : "fail");
return h != NULL;
}
int
foo (int a)
{
return 10;
}