From c1e5cffb43977f5a2f8d9623e40c01dab6d80c46 Mon Sep 17 00:00:00 2001
From: scratko <m@scratko.xyz>
Date: Tue, 23 Apr 2024 19:03:35 +0300
Subject: Shell-I release

---
 queue.c | 44 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 44 insertions(+)
 create mode 100644 queue.c

(limited to 'queue.c')

diff --git a/queue.c b/queue.c
new file mode 100644
index 0000000..861f1e5
--- /dev/null
+++ b/queue.c
@@ -0,0 +1,44 @@
+#include "queue.h"
+#include <stdlib.h>
+
+void queue_init(struct queue *q)
+{
+    q->first = NULL;
+    q->last = NULL;
+}
+
+void queue_push(struct queue *q, char *word)
+{
+    struct word_item *tmp = malloc(sizeof(struct word_item));
+    tmp->word = word;
+    tmp->next = NULL;
+    if(!q->first) {
+        q->first = tmp;
+        q->last = q->first;
+    } else {
+        q->last->next = tmp;
+        q->last = q->last->next;
+    }
+}
+
+void queue_clear(struct queue *q)
+{
+    struct word_item *tmp;
+    while(q->first) {
+        tmp = q->first;
+        q->first = q->first->next;
+        free(tmp->word);
+        free(tmp);
+    }
+    q->last = NULL;
+}
+
+void queue_processing(const struct queue *q, void (*callback)(char*))
+{
+    struct word_item *tmp;
+    tmp = q->first;
+    while(tmp) {
+        callback(tmp->word);
+        tmp = tmp->next;
+    }
+}
-- 
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