initial commit

Makefile

@@ -0,0 +1,6 @@
+CFLAGS = -I lib/ -O3 -Wall -Werror -Wextra -Wpedantic
+
+build: src/main.c
+	mkdir -p bin/
+	gcc $(CFLAGS) -o bin/main \
+		src/main.c

src/main.c

@@ -0,0 +1,88 @@
+#include <stdio.h>
+#include <stdint.h>
+#include <stdlib.h>
+
+struct BookNode
+{
+    struct BookNode*  next;
+    char*             name;
+    uint32_t          price;       // in cents
+    uint16_t          page_amount;
+    char              language[2]; // code: EN, UA, FR, GE, etc.
+    uint16_t          weight;      // in grams
+    int               year;
+};
+
+static struct BookNode*
+new_book(char*      name,
+         uint32_t   price,
+         uint16_t   page_amount,
+         char       language[2],
+         uint16_t   weight,
+         int        year)
+{
+    struct BookNode* book = malloc(sizeof(struct BookNode));
+    book->name = name;
+    book->price = price;
+    book->page_amount = page_amount;
+    book->language[0] = language[0];
+    book->language[1] = language[1];
+    book->weight = weight;
+    book->year = year;
+
+    return book;
+}
+
+static void
+print_book(struct BookNode*  book)
+{
+    printf("Book title: %s\n", book->name);
+    printf("- $%.2lf\n", (double) book->price / 100.0 );
+    printf("- %d pages\n", book->page_amount);
+    printf("- %c%c\n", book->language[0], book->language[1]);
+    printf("- %d g\n", book->weight);
+    printf("- Year: %d\n", book->year);
+}
+
+static void
+add_book_to_list(struct BookNode*  head,
+                 struct BookNode*  book)
+{
+    struct BookNode* current_object = head;
+
+    while (NULL != current_object->next)
+    {
+        current_object = current_object->next;
+    }
+
+    current_object->next = book;
+}
+
+static void
+print_list(struct BookNode*  head)
+{
+    struct BookNode* current_object = head;
+
+    while (NULL != current_object)
+    {
+        print_book(current_object);
+        puts("");
+        current_object = current_object->next;
+    }
+}
+
+int
+main(void)
+{
+    struct BookNode* head = new_book("Harry Potter and the Sorcerer's Stone", 962, 360, "EN", 518, 1997);
+    add_book_to_list(head, new_book("Harry Potter and the Chamber of Secrets", 821, 352, "EN", 310, 1998));
+    add_book_to_list(head, new_book("Harry Potter and the Prisoner of Azkaban", 1030, 384, "EN", 370, 1999));
+    add_book_to_list(head, new_book("Harry Potter and the Goblet of Fire", 1100, 464, "EN", 434, 2000));
+    add_book_to_list(head, new_book("Harry Potter and the Order of the Phoenix", 1044, 816, "EN", 670, 2003));
+    add_book_to_list(head, new_book("Harry Potter and the Half-Blood Prince", 973, 576, "EN", 400, 2005));
+    add_book_to_list(head, new_book("Harry Potter and the Deathly Hallows", 1253, 640, "EN", 500, 2007));
+    add_book_to_list(head, new_book("Harry Potter and the Cursed Child", 1000, 352, "EN", 315, 2016));
+
+    print_list(head);
+    return 0;
+}