From cb5111de82e7486b902a09b7b7e2d5b79abcab96 Mon Sep 17 00:00:00 2001
From: lucielle <luci@git.lunarware.tech>
Date: Tue, 5 May 2026 01:21:11 -0500
Subject: [PATCH] add array functionality

---
 Makefile        |  4 +++-
 include/lsort.h |  2 +-
 include/types.h | 29 +++++++++++++++++++++++++++++
 test/test.c     | 35 +++++++++++++++++++++++++++++------
 types.c         | 21 +++++++++++++++++++++
 5 files changed, 83 insertions(+), 8 deletions(-)
 create mode 100644 include/types.h
 create mode 100644 types.c

diff --git a/Makefile b/Makefile
index 776fa50..93c2361 100644
--- a/Makefile
+++ b/Makefile
@@ -7,7 +7,7 @@ CC = gcc
 SHELL := /bin/bash
 
 INCLUDE := include
-CFLAGS = -Wall -I$(INCLUDE)
+CFLAGS = -Wall -I$(INCLUDE) -ggdb
 
 BUILD_DIR := build
 
@@ -18,8 +18,10 @@ INCLUDE_INSTALL_PATH := /usr/local/include/lsort
 LIB_INSTALL_PATH := /usr/local/lib
 
 STATIC_BUILD_FILES := $(STATIC_BUILD_DIR)/lsort.o \
+					  $(STATIC_BUILD_DIR)/types.o
 
 DYNAMIC_BUILD_FILES := $(DYNAMIC_BUILD_DIR)/lsort.o \
+					   $(STATIC_BUILD_DIR)/types.o
 
 TEST_BUILD_FILES := $(TEST_BUILD_DIR)/test.o \
 
diff --git a/include/lsort.h b/include/lsort.h
index 0943fc8..cc625a2 100644
--- a/include/lsort.h
+++ b/include/lsort.h
@@ -1,6 +1,6 @@
 #ifndef LSORT_H
 #define LSORT_H
 
-int add(int x, int y);
+
 
 #endif
\ No newline at end of file
diff --git a/include/types.h b/include/types.h
new file mode 100644
index 0000000..759fb37
--- /dev/null
+++ b/include/types.h
@@ -0,0 +1,29 @@
+#ifndef LSORT_TYPES_H
+#define LSORT_TYPES_H
+
+#include <stddef.h>
+#include "string.h"
+
+typedef struct {
+    const char *buf;
+    size_t len;
+} lsort_string;
+
+typedef struct {
+    size_t count;
+    size_t capacity;
+    int* items;
+} lsort_int_array;
+
+lsort_int_array* lsort_create_int_array();
+void lsort_int_array_append(lsort_int_array* array, int number);
+int lsort_int_array_swap(lsort_int_array* array, int indexA, int indexB);
+
+
+// struct lsort_int_link {
+//     int value;
+//     lsort_int_array* next;
+// };
+
+
+#endif
\ No newline at end of file
diff --git a/test/test.c b/test/test.c
index a0c0483..29cb4b4 100644
--- a/test/test.c
+++ b/test/test.c
@@ -1,11 +1,34 @@
-#include "../include/lsort.h"
-#include "stdio.h"
+#include "../include/types.h"
 
-int main(void) {
-    int x = 5;
-    int y = 2;
+int test_int_array_append(lsort_int_array* array) {
+    
+    lsort_int_array_append(array, 25);
+    lsort_int_array_append(array, 64);
+    lsort_int_array_append(array, 34);
+    lsort_int_array_append(array, 74);
+    lsort_int_array_append(array, 99);
+    lsort_int_array_append(array, 23);
 
-    printf("%d + %d = %d\n", x, y, add(x, y));
+    if (array->items[5] != 23) return 1;
+
+    return 0;
+}
+
+int test_int_array_swap(lsort_int_array* array) {
+    lsort_int_array_swap(array, 0, 5);
+    lsort_int_array_swap(array, 4, 2);
+    lsort_int_array_swap(array, 2, 3);
+    
+    if (array->items[0] != 23 || array->items[5] != 25 || array->items[4] != 34 || array->items[2] != 74 || array->items[3] != 99) return 1;
+
+    return 0;
+}
+
+int main(void) {
+    lsort_int_array array = {0};
+
+    if (test_int_array_append(&array)) return 1;
+    if (test_int_array_swap(&array)) return 2;
 
     return 0;
 }
diff --git a/types.c b/types.c
new file mode 100644
index 0000000..13a4148
--- /dev/null
+++ b/types.c
@@ -0,0 +1,21 @@
+#include "include/types.h"
+#include <stdlib.h>
+
+void lsort_int_array_append(lsort_int_array* array, int item) {
+    if (array->count >= array->capacity) {
+        if (array->capacity == 0) array->capacity = 8;
+        else array->capacity *= 2;
+
+        array->items = realloc(array->items, array->capacity * sizeof(*array->items));
+    }
+    array->items[array->count++] = item;
+}
+
+int lsort_int_array_swap(lsort_int_array* array, int indexA, int indexB) {
+    if (indexA > array->count - 1 || indexB > array->count - 1) return 1;
+    int temp = array->items[indexA];
+    array->items[indexA] = array->items[indexB];
+    array->items[indexB] = temp;
+    
+    return 0;
+}
\ No newline at end of file