Rewrite the entire code-base

The following changes are focused upon:
- Modularity
- Doing away with globals
- No heap allocations
- Better command line interface
- Switch from Xlib to XCB
- More verbose type definitions
- Implement a single-file config by utilising X-macros

include/status.h

@@ -0,0 +1,25 @@
+#pragma once
+
+#include <stdbool.h>
+
+#include "block.h"
+#include "config.h"
+#include "main.h"
+#include "util.h"
+#include "x11.h"
+
+typedef struct {
+#define STATUS_LENGTH                                                        \
+    ((LEN(blocks) * (MEMBER_LENGTH(block, output) - 1) + CLICKABLE_BLOCKS) + \
+     (LEN(blocks) - 1 + LEADING_DELIMITER + TRAILING_DELIMITER) *            \
+         (LEN(DELIMITER) - 1) +                                              \
+     1)
+    char current[STATUS_LENGTH];
+    char previous[STATUS_LENGTH];
+#undef STATUS_LENGTH
+} status;
+
+status status_new(void);
+bool status_update(status* const status);
+int status_write(const status* const status, const bool is_debug_mode,
+                 x11_connection* const connection);