From 8401a64f99c614fa5e32c1b34e5499e0ab948d85 Mon Sep 17 00:00:00 2001 From: KatolaZ Date: Sun, 5 Jan 2020 07:47:33 +0000 Subject: use stack_empty in stack-related functions --- xml2tsv.c | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) diff --git a/xml2tsv.c b/xml2tsv.c index 635ae37..960c2de 100644 --- a/xml2tsv.c +++ b/xml2tsv.c @@ -26,6 +26,10 @@ typedef struct { char st[DEPTH_MAX][STR_MAX]; } tstack_t; +int stack_empty(tstack_t *t){ + return (t->top < 0); +} + int stack_push(tstack_t *t, const char *c){ if (t->top < DEPTH_MAX){ t->top ++; @@ -37,21 +41,17 @@ int stack_push(tstack_t *t, const char *c){ } char* stack_pop(tstack_t *t){ - if (t->top >= 0) + if (!stack_empty(t)) return t->st[t->top--]; return NULL; } char* stack_peek(tstack_t *t){ - if (t->top >= 0) + if (!stack_empty(t)) return t->st[t->top]; return NULL; } -int stack_empty(tstack_t *t){ - return (t->top < 0); -} - void stack_init(tstack_t *t){ t->top = -1; } -- cgit v1.2.3