Restructured and rewritten entire codebase

library/std/errno.cpp

@@ -0,0 +1,33 @@
+/*
+	This file is part of Fennix Kernel.
+
+	Fennix Kernel is free software: you can redistribute it and/or
+	modify it under the terms of the GNU General Public License as
+	published by the Free Software Foundation, either version 3 of
+	the License, or (at your option) any later version.
+
+	Fennix Kernel is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
+#include <errno.h>
+
+#include <types.h>
+#include <debug.h>
+#include <atomic>
+
+#include "../../kernel.h"
+
+__aligned(16) static int errno_value = 0;
+
+int *__errno_location(void)
+{
+	if (unlikely(!TaskManager || !thisThread))
+		return &errno_value;
+	return &thisThread->ErrorNumber;
+}