int
main(int argc, char* argv[]) {
int *a = (int*) l_malloc(sizeof(int));
l_free(a);
l_free(a);
return 0;
}
char *l_mprintf(const char *fmt, ...)
{
va_list args, argscpy;
va_start(args, fmt);
va_copy(argscpy, args);
size_t needed = vsnprintf(NULL, 0, fmt, argscpy);
char *buf = l_malloc(needed+1);
va_end(argscpy);
vsprintf(buf, fmt, args);
va_end(args);
return buf;
}
static void *l_malloc_array(int nxmin, int nxmax, size_t el_size)
{
/* Allocates an array with nxmax - nxmin + 1 elements, with each element
* of size el_size. i.e. returns a pointer to a storage block [nxmin..nxmax].
* Simply cast the returned array pointer to the proper type.
*/
char *cptr;
cptr = (char *)l_malloc((nxmax - nxmin + 1) * el_size);
cptr -= nxmin * el_size / sizeof(char);
return (void *)cptr;
}
static l_random_context_t *
l_random_get_context(void)
{
l_random_context_t *ctx = pthread_getspecific(key);
if (!ctx) {
ctx = l_malloc(sizeof(l_random_context_t));
ctx->fd = open("/dev/urandom", O_RDONLY);
if (ctx->fd < 0) {
l_log_errno(L_CRIT, errno,
"Failed opening random source: open failed()");
l_die();
}
pthread_setspecific(key, ctx);
}
return ctx;
}
l_column_result_id_t
l_column_results_put(l_column_results_t *results, l_column_result_t *result)
{
l_column_result_t *result_cpy = l_malloc(sizeof(l_column_result_t));
memcpy(result_cpy, result, sizeof(l_column_result_t));
int res = pthread_rwlock_wrlock(&results->lock);
if (res) {
l_log_errno(L_ERR, res, "pthread_rwlock_wrlock() failed");
return 0;
}
l_column_result_id_t id = results->next_id++;
l_map_add(&results->result_map, &id, sizeof(l_column_result_id_t),
result_cpy);
res = pthread_rwlock_unlock(&results->lock);
if (res) {
l_log_errno(L_ERR, res, "pthread_rwlock_unlock() failed");
return 0;
}
return id;
}
