glibc/dlfcn/tststatic.c

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#include <dlfcn.h>
#include <stdio.h>
#include <stdlib.h>
int
main (void)
{
void *handle;
int (*test) (int);
int res;
handle = dlopen ("modstatic.so", RTLD_LAZY);
if (handle == NULL)
{
printf ("%s\n", dlerror ());
exit(1);
}
test = dlsym (handle, "test");
if (test == NULL)
{
printf ("%s\n", dlerror ());
exit(1);
}
res = test (2);
if (res != 4)
{
printf ("Got %i, expected 4\n", res);
exit (1);
}
dlclose (handle);
return 0;
}