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Fixed length().

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This commit is contained in:
Murilo Soares Pereira 2010-04-04 00:51:14 -03:00
parent f0aa621e69
commit 84383a3275
1 changed files with 3 additions and 1 deletions
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4
lib/stack.c
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@ -19,12 +19,14 @@ bool empty(struct stack *stack) {
} }
int length(struct stack *stack) { int length(struct stack *stack) {
struct stack *iterator = stack;
int length = 0; int length = 0;
if (!empty(stack)) { if (!empty(stack)) {
length = 1; length = 1;
while (stack->next != NULL) { while (iterator->next != NULL) {
length++; length++;
iterator = iterator->next;
} }
} }