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#include <fcntl.h>
#include <stdlib.h>
#include <stdio.h>
#include <dlfcn.h>
#include "thread_db.h"
extern void _dlinfo();
int main(int argc, char **argv) {
void *handle;
td_err_e (*td_init_p) (void);
fprintf(stderr, "Attempting to dlopen() libpthread.so with RTLD_NOW\n");
handle = dlopen ("libpthread.so", RTLD_NOW);
if (!handle) {
fputs (dlerror(), stderr);
exit(1);
}
td_init_p = dlsym (handle, "__pthread_initialize");
if (td_init_p == NULL) {
fprintf(stderr, "yipe! __pthread_initialize() failed!\n");
return EXIT_FAILURE;
}
#if 0 //def __UCLIBC__
_dlinfo(); /* not supported by ld.so.2 */
#endif
dlclose(handle);
fprintf(stderr, "Attempting to dlopen() libpthread.so with RTLD_LAZY\n");
handle = dlopen ("libpthread.so", RTLD_LAZY);
if (!handle) {
fputs (dlerror(), stderr);
exit(1);
}
td_init_p = dlsym (handle, "__pthread_initialize");
if (td_init_p == NULL) {
fprintf(stderr, "yipe! __pthread_initialize() failed!");
return EXIT_FAILURE;
}
#if 0 //def __UCLIBC__
_dlinfo(); /* not supported by ld.so.2 */
#endif
dlclose(handle);
fprintf(stderr, "Everything worked as expected.\n");
return EXIT_SUCCESS;
}
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