From dd27c3530432ea0b09f01e604bf577f31d8ef841 Mon Sep 17 00:00:00 2001
From: jacqueline <me@jacqueline.id.au>
Date: Thu, 1 Jun 2023 15:41:47 +1000
Subject: convert lvgl from submodule to a plain old directory

---
 lib/lvgl                     |  1 -
 lib/lvgl/src/misc/lv_utils.c | 79 ++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 79 insertions(+), 1 deletion(-)
 delete mode 160000 lib/lvgl
 create mode 100644 lib/lvgl/src/misc/lv_utils.c

(limited to 'lib/lvgl/src/misc/lv_utils.c')

diff --git a/lib/lvgl b/lib/lvgl
deleted file mode 160000
index 0732400e..00000000
--- a/lib/lvgl
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit 0732400e7b564dd0e7dc4a924619d8e19c5b23a0
diff --git a/lib/lvgl/src/misc/lv_utils.c b/lib/lvgl/src/misc/lv_utils.c
new file mode 100644
index 00000000..e17a231d
--- /dev/null
+++ b/lib/lvgl/src/misc/lv_utils.c
@@ -0,0 +1,79 @@
+/**
+ * @file lv_utils.c
+ *
+ */
+
+/*********************
+ *      INCLUDES
+ *********************/
+#include <stddef.h>
+
+#include "lv_utils.h"
+
+/*********************
+ *      DEFINES
+ *********************/
+
+/**********************
+ *      TYPEDEFS
+ **********************/
+
+/**********************
+ *  STATIC PROTOTYPES
+ **********************/
+
+/**********************
+ *  STATIC VARIABLES
+ **********************/
+
+/**********************
+ *      MACROS
+ **********************/
+
+/**********************
+ *   GLOBAL FUNCTIONS
+ **********************/
+
+/** Searches base[0] to base[n - 1] for an item that matches *key.
+ *
+ * @note The function cmp must return negative if its first
+ *  argument (the search key) is less than its second (a table entry),
+ *  zero if equal, and positive if greater.
+ *
+ *  @note Items in the array must be in ascending order.
+ *
+ * @param key    Pointer to item being searched for
+ * @param base   Pointer to first element to search
+ * @param n      Number of elements
+ * @param size   Size of each element
+ * @param cmp    Pointer to comparison function (see #unicode_list_compare as a comparison function
+ * example)
+ *
+ * @return a pointer to a matching item, or NULL if none exists.
+ */
+void * _lv_utils_bsearch(const void * key, const void * base, uint32_t n, uint32_t size,
+                         int32_t (*cmp)(const void * pRef, const void * pElement))
+{
+    const char * middle;
+    int32_t c;
+
+    for(middle = base; n != 0;) {
+        middle += (n / 2) * size;
+        if((c = (*cmp)(key, middle)) > 0) {
+            n    = (n / 2) - ((n & 1) == 0);
+            base = (middle += size);
+        }
+        else if(c < 0) {
+            n /= 2;
+            middle = base;
+        }
+        else {
+            return (char *)middle;
+        }
+    }
+    return NULL;
+}
+
+/**********************
+ *   STATIC FUNCTIONS
+ **********************/
-- 
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