X-Git-Url: https://git.danieliu.xyz/?a=blobdiff_plain;f=src%2Fcstack.c;h=4763b5b5c9b4e2e48860810499d07bc0061d310a;hb=417496b57b4e4cbbee620d054fe26becff5d736d;hp=31611c21f6c3df18dc7f5981f1c8e5bd839e136d;hpb=b1e0c986d6e531f71d0a3ecc01551ab2d9cd8929;p=smdp.git

diff --git a/src/cstack.c b/src/cstack.c
index 31611c2..4763b5b 100644
--- a/src/cstack.c
+++ b/src/cstack.c
@@ -59,13 +59,11 @@ char cstack_pop(cstack_t *self) {
     return self->content[self->head--];
 }
 
-int cstack_top(cstack_t *self, char c) {
-    if(self->head >= 0 && self->content[self->head] == c)
-        return 1;
-    return 0;
+bool cstack_top(cstack_t *self, char c) {
+    return self->head >= 0 && self->content[self->head] == c;
 }
 
-int cstack_empty(cstack_t *self) {
+bool cstack_empty(cstack_t *self) {
     return self->head == -1;
 }