From 05498860e8f7b1e8bb27880bc7526de026694804 Mon Sep 17 00:00:00 2001
From: Marvin Borner
Date: Fri, 26 Mar 2021 21:55:50 +0100
Subject: Renamed libs

Cleaner and more flexible.
---
 libc/stack.c | 126 -----------------------------------------------------------
 1 file changed, 126 deletions(-)
 delete mode 100644 libc/stack.c

(limited to 'libc/stack.c')

diff --git a/libc/stack.c b/libc/stack.c
deleted file mode 100644
index 0cbb69d..0000000
--- a/libc/stack.c
+++ /dev/null
@@ -1,126 +0,0 @@
-// MIT License, Copyright (c) 2020 Marvin Borner
-
-#include <def.h>
-#include <mem.h>
-#include <stack.h>
-
-static int nonce = 0;
-
-struct stack *stack_new(void)
-{
-	struct stack *stack = malloc(sizeof(*stack));
-	stack->tail = NULL;
-	return stack;
-}
-
-void stack_destroy(struct stack *stack)
-{
-	struct stack_node *iterator = stack->tail;
-	while (iterator) {
-		if (!iterator->prev) {
-			free(iterator);
-			break;
-		}
-		iterator = iterator->prev;
-		free(iterator->next);
-	}
-	stack->tail = NULL;
-	free(stack);
-	stack = NULL;
-}
-
-static struct stack_node *stack_new_node(void)
-{
-	struct stack_node *node = malloc(sizeof(*node));
-	node->data = NULL;
-	node->prev = NULL;
-	node->next = NULL;
-	node->nonce = nonce++;
-	return node;
-}
-
-static u32 stack_push_bot_node(struct stack *stack, struct stack_node *node)
-{
-	if (!stack || !node)
-		return 0;
-
-	if (stack->tail) {
-		struct stack_node *iterator = stack->tail;
-		while (iterator) {
-			if (!iterator->prev)
-				break;
-			iterator = iterator->prev;
-		}
-		iterator->prev = node;
-		node->next = iterator;
-	} else {
-		stack->tail = node;
-	}
-
-	return 1;
-}
-
-static u32 stack_push_node(struct stack *stack, struct stack_node *node)
-{
-	if (!stack || !node)
-		return 0;
-
-	if (stack->tail) {
-		stack->tail->next = node;
-		node->prev = stack->tail;
-		stack->tail = node;
-	} else {
-		stack->tail = node;
-	}
-
-	return 1;
-}
-
-u32 stack_empty(struct stack *stack)
-{
-	return !stack->tail;
-}
-
-u32 stack_push_bot(struct stack *stack, void *data)
-{
-	struct stack_node *node = stack_new_node();
-	node->data = data;
-	return stack_push_bot_node(stack, node);
-}
-
-u32 stack_push(struct stack *stack, void *data)
-{
-	struct stack_node *node = stack_new_node();
-	node->data = data;
-	return stack_push_node(stack, node);
-}
-
-void *stack_pop(struct stack *stack)
-{
-	if (!stack || !stack->tail)
-		return NULL;
-
-	struct stack_node *prev = stack->tail;
-
-	if (stack->tail->prev)
-		stack->tail->prev->next = NULL;
-	stack->tail = stack->tail->prev;
-
-	void *data = prev->data;
-	free(prev);
-	return data;
-}
-
-void *stack_peek(struct stack *stack)
-{
-	if (!stack || !stack->tail)
-		return NULL;
-
-	return stack->tail->data;
-}
-
-void stack_clear(struct stack *stack)
-{
-	while (stack_pop(stack))
-		;
-}
-- 
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