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#include "replace.h"
#include "system/wait.h"
#include "system/threads.h"
#include <assert.h>
int main(int argc, const char *argv[])
{
pid_t pid;
int wstatus;
pthread_key_t k1;
pthread_key_t k2;
pthread_key_t k3;
char *val = NULL;
const char *nss_winbind = (argc >= 2 ? argv[1] : "bin/plugins/libnss_winbind.so.2");
void *nss_winbind_handle = NULL;
union {
int (*fn)(void);
void *symbol;
} nss_winbind_endpwent = { .symbol = NULL, };
/*
* load and invoke something simple like
* _nss_winbind_endpwent in order to
* get the libnss_winbind internal going
*/
nss_winbind_handle = dlopen(nss_winbind, RTLD_NOW);
printf("%d: nss_winbind[%s] nss_winbind_handle[%p]\n",
getpid(), nss_winbind, nss_winbind_handle);
assert(nss_winbind_handle != NULL);
nss_winbind_endpwent.symbol = dlsym(nss_winbind_handle,
"_nss_winbind_endpwent");
printf("%d: nss_winbind_handle[%p] _nss_winbind_endpwent[%p]\n",
getpid(), nss_winbind_handle, nss_winbind_endpwent.symbol);
assert(nss_winbind_endpwent.symbol != NULL);
(void)nss_winbind_endpwent.fn();
val = malloc(1);
assert(val != NULL);
pthread_key_create(&k1, NULL);
pthread_setspecific(k1, val);
printf("%d: k1=%d\n", getpid(), k1);
pid = fork();
if (pid) {
free(val);
wait(&wstatus);
return WEXITSTATUS(wstatus);
}
pthread_key_create(&k2, NULL);
pthread_setspecific(k2, val);
printf("%d: Hello after fork, k1=%d, k2=%d\n", getpid(), k1, k2);
pid = fork();
if (pid) {
free(val);
wait(&wstatus);
return WEXITSTATUS(wstatus);
}
pthread_key_create(&k3, NULL);
pthread_setspecific(k3, val);
printf("%d: Hello after fork2, k1=%d, k2=%d, k3=%d\n", getpid(), k1, k2, k3);
if (k1 == k2 || k2 == k3) {
printf("%d: FAIL inconsistent keys\n", getpid());
return 1;
}
printf("%d: OK consistent keys\n", getpid());
return 0;
}
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