glibc/elf/resolvfail.c

32 lines
501 B
C

#include <dlfcn.h>
#include <stdio.h>
static const char obj[] = "testobj1.so";
int
main (void)
{
void *d = dlopen (obj, RTLD_LAZY);
int n;
if (d == NULL)
{
printf ("cannot load %s: %s\n", obj, dlerror ());
return 1;
}
for (n = 0; n < 10000; ++n)
if (dlsym (d, "does not exist") != NULL)
{
puts ("dlsym() did not fail");
return 1;
}
else if (dlerror () == NULL)
{
puts ("dlerror() didn't return a string");
return 1;
}
return 0;
}