blob: e0ac4ef63825ec89a86795417695ea21fa187b10 [file] [log] [blame]
#include <dlfcn.h>
#include <stdio.h>
/* Number of rounds we perform the test. */
#define TEST_ROUNDS 10
static const char unknown[] = "a-file-with-this-name-does-not-exist";
static const char exists[] = "";
main (void)
int i;
setvbuf (stdout, NULL, _IONBF, 0);
for (i = 0; i < TEST_ROUNDS; ++i)
void *dsc;
printf ("Round %d: Try loading \"%s\"\n", i, unknown);
dsc = dlopen (unknown, RTLD_NOW);
if (dsc != NULL)
printf ("We found a file of name \"%s\": this should not happen\n",
return 1;
printf ("Round %d: loading \"%s\" failed\n", i, unknown);
/* Don't use `dlerror', just load an existing file. */
dsc = dlopen (exists, RTLD_NOW);
if (dsc == NULL)
printf ("Could not load \"%s\": %s\n", exists, dlerror ());
return 1;
printf ("Round %d: Loaded \"%s\"\n", i, exists);
dlclose (dsc);
printf ("Round %d: Unloaded \"%s\"\n", i, exists);
return 0;
extern void foo (void);
foo (void)