#include <ccan/ilog/ilog.h>
#include <assert.h>
#include <stdlib.h>
+#include <errno.h>
struct node {
/* To differentiate us from strings. */
/* Substitute magic empty node if this is the empty string */
if (unlikely(!member[0])) {
n->u.n = malloc(sizeof(*n->u.n));
- if (unlikely(!n->u.n))
+ if (unlikely(!n->u.n)) {
+ errno = ENOMEM;
return false;
+ }
n->u.n->nul_byte = '\0';
n->u.n->byte_num = (size_t)-1;
/* Attach the string to child[0] */
for (byte_num = 0; str[byte_num] == member[byte_num]; byte_num++) {
if (member[byte_num] == '\0') {
/* All identical! */
+ errno = EEXIST;
return false;
}
}
/* Allocate new node. */
newn = malloc(sizeof(*newn));
if (!newn) {
- /* FIXME */
+ errno = ENOMEM;
return false;
}
newn->nul_byte = '\0';