:boom: A big refactor on the filesystem structure.

Signed-off-by: Amlal <amlal@el-mahrouss-logic.com>

7 files changed, 239 insertions, 0 deletions

diff --git a/dev/crt/ReadMe.md b/dev/crt/ReadMe.md
new file mode 100644
index 00000000..c90f5b5f
--- /dev/null
+++ b/dev/crt/ReadMe.md
@@ -0,0 +1,5 @@
+# ZKA C++ RunTime.

+

+This is the public interface of ZKA' C++ RunTime.

+

+###### (c) ZKA Technologies, all rights reserved.

diff --git a/dev/crt/__ndk_alloca.hxx b/dev/crt/__ndk_alloca.hxx
new file mode 100644
index 00000000..3c796bf2
--- /dev/null
+++ b/dev/crt/__ndk_alloca.hxx
@@ -0,0 +1,18 @@
+/* -------------------------------------------
+
+	Copyright ZKA Technologies.
+
+	File: __ndk_alloca.hxx
+	Purpose: Stack allocation functions.
+
+------------------------------------------- */
+
+#pragma once
+
+typedef void*		  ptr_type;
+typedef __SIZE_TYPE__ size_type;
+
+inline ptr_type __ndk_alloca(size_type sz)
+{
+	return __builtin_alloca(sz);
+}
diff --git a/dev/crt/__ndk_defines.hxx b/dev/crt/__ndk_defines.hxx
new file mode 100644
index 00000000..bea3f67c
--- /dev/null
+++ b/dev/crt/__ndk_defines.hxx
@@ -0,0 +1,121 @@
+/* -------------------------------------------
+
+	Copyright ZKA Technologies.
+
+------------------------------------------- */
+
+#ifndef __NDK_DEFINES_HXX__
+#define __NDK_DEFINES_HXX__
+
+#ifndef __GNUC__
+
+typedef __SIZE_TYPE__ size_t;
+
+#ifdef __LP64__
+typedef long int ssize_t;
+#else
+typedef int ssize_t;
+#endif // __LP64__
+
+typedef size_t ptrdiff_t;
+typedef size_t uintptr_t;
+typedef void*  voidptr_t;
+typedef void*  any_t;
+typedef char*  caddr_t;
+
+#ifndef NULL
+#define NULL ((voidptr_t)0)
+#endif // !null
+
+#ifdef __GNUC__
+#include <crt/__ndk_alloca.hxx>
+#define __ndk_alloca(sz) __ndk_alloca(sz)
+#elif defined(__NDK__)
+
+#define __alloca(sz) __ndk_alloca(sz)
+#endif
+
+#define __deref(ptr) (*(ptr))
+
+#ifdef __cplusplus
+#define __init_decl() \
+	extern "C"        \
+	{
+#define __fini_decl() \
+	}                 \
+	;
+#else
+#define __init_decl()
+#define __fini_decl()
+#endif
+
+#if __has_builtin(__builtin_alloca)
+#define alloca(sz) __builtin_alloca(sz)
+#ifdef __alloca
+#undef __alloca
+#endif
+#define __alloca alloca
+#else
+#warning alloca not detected
+#endif
+
+typedef long long		   off_t;
+typedef unsigned long long uoff_t;
+
+typedef union float_cast {
+	struct
+	{
+		unsigned int mantissa : 23;
+		unsigned int exponent : 8;
+		unsigned int sign : 1;
+	};
+
+	float f;
+} __attribute__((packed)) float_cast_t;
+
+typedef union double_cast {
+	struct
+	{
+		unsigned long long int mantissa : 52;
+		unsigned int		   exponent : 11;
+		unsigned int		   sign : 1;
+	};
+
+	double f;
+} __attribute__((packed)) double_cast_t;
+
+#endif // ifndef __GNUC__
+
+/// Include these helpers as well.
+
+#ifdef __STD_CXX__
+
+#include <crt/__ndk_exception.hxx>
+#include <crt/__ndk_malloc.hxx>
+
+#endif // ifdef __STD_CXX__
+
+namespace std
+{
+	/// @brief Forward object.
+	/// @tparam Args the object type.
+	/// @param arg the object.
+	/// @return object's rvalue
+	template <typename Args>
+	inline Args&& forward(Args& arg)
+	{
+		return static_cast<Args&&>(arg);
+	}
+
+	/// @brief Move object.
+	/// @tparam Args the object type.
+	/// @param arg the object.
+	/// @return object's rvalue
+	template <typename Args>
+	inline Args&& move(Args&& arg)
+	{
+		return static_cast<Args&&>(arg);
+	}
+} // namespace std
+
+#endif /* __NDK_DEFINES_HXX__ */
diff --git a/dev/crt/__ndk_exception.hxx b/dev/crt/__ndk_exception.hxx
new file mode 100644
index 00000000..67735a9d
--- /dev/null
+++ b/dev/crt/__ndk_exception.hxx
@@ -0,0 +1,35 @@
+/* -------------------------------------------
+
+	Copyright ZKA Technologies.
+
+------------------------------------------- */
+
+#pragma once
+
+#include <crt/__ndk_defines.hxx>
+
+/// @brief CRT exit, with exit code (!!! exits all threads. !!!)
+/// @param code
+/// @return
+extern "C" int __exit(int code);
+
+/// @brief Standard C++ namespace
+namespace std
+{
+	inline void __throw_general(void)
+	{
+		__exit(33);
+	}
+
+	inline void __throw_domain_error(const char* error)
+	{
+		__throw_general();
+		__builtin_unreachable(); // prevent from continuing.
+	}
+
+	inline void __throw_bad_array_new_length(void)
+	{
+		__throw_general();
+		__builtin_unreachable(); // prevent from continuing.
+	}
+} // namespace std
diff --git a/dev/crt/__ndk_new_delete.hxx b/dev/crt/__ndk_new_delete.hxx
new file mode 100644
index 00000000..fad61aa9
--- /dev/null
+++ b/dev/crt/__ndk_new_delete.hxx
@@ -0,0 +1,28 @@
+/* -------------------------------------------
+
+	Copyright ZKA Technologies.
+
+------------------------------------------- */
+
+#pragma once
+
+#include <crt/__ndk_defines.hxx>
+
+namespace stdx
+{
+	/// @brief allocate a new class.
+	/// @tparam KindClass the class type to allocate.
+	template <typename KindClass, typename... Args>
+	inline void* allocate(Args&&... args)
+	{
+		return new KindClass(forward(args)...);
+	}
+
+	/// @brief free a class.
+	/// @tparam KindClass the class type to allocate.
+	template <typename KindClass>
+	inline void release(KindClass ptr)
+	{
+		delete ptr;
+	}
+} // namespace stdx
diff --git a/dev/crt/crt.json b/dev/crt/crt.json
new file mode 100644
index 00000000..dbca05fa
--- /dev/null
+++ b/dev/crt/crt.json
@@ -0,0 +1,20 @@
+{
+  "compiler_path": "x86_64-w64-mingw32-g++",
+  "compiler_std": "c++20",
+  "headers_path": ["../", "./"],
+  "sources_path": ["src/*.cxx"],
+  "output_name": "ndkcrt.dll",
+  "compiler_flags": [
+    "-ffreestanding",
+    "-shared",
+    "-fno-rtti",
+    "-fno-exceptions",
+    " -Wl,--subsystem=17"
+  ],
+  "cpp_macros": [
+    "__CRT_AMD64__",
+    "cCRTVersion=0x0100",
+    "cEFSVersionHighest=0x0100",
+    "cEFSVersionLowest=0x0100"
+  ]
+}
diff --git a/dev/crt/src/__ndk_runtime.cxx b/dev/crt/src/__ndk_runtime.cxx
new file mode 100644
index 00000000..b81963a8
--- /dev/null
+++ b/dev/crt/src/__ndk_runtime.cxx
@@ -0,0 +1,12 @@
+/* -------------------------------------------

+

+	Copyright ZKA Technologies.

+

+------------------------------------------- */

+

+#include <crt/__ndk_alloca.hxx>

+#include <crt/__ndk_defines.hxx>

+#include <crt/__ndk_exception.hxx>

+#include <crt/__ndk_new_delete.hxx>

+

+/// @note No sources needed for now.