refactor(kernel): remove 'foreach' macro

Signed-off-by: EnderIce2 <enderice2@protonmail.com>

Kernel/include_std/cstring

@@ -17,12 +17,8 @@
 
 #pragma once
 
+#include <convert.h>
+
 namespace std
 {
-	int strcmp(const char *lhs, const char *rhs)
-	{
-		for (; *lhs == *rhs && *lhs; lhs++, rhs++)
-			;
-		return *(unsigned char *)lhs - *(unsigned char *)rhs;
-	}
 }

Kernel/include_std/list

@@ -216,7 +216,7 @@ namespace std
 
 		list(std::initializer_list<T> init, const Allocator &alloc = Allocator())
 		{
-			foreach (const_reference value in init)
+			for (const_reference value : init)
 				push_back(value);
 		}
 
@@ -250,7 +250,7 @@ namespace std
 		list &operator=(std::initializer_list<T> ilist)
 		{
 			clear();
-			foreach (const_reference value in ilist)
+			for (const_reference value : ilist)
 				push_back(value);
 			return *this;
 		}
@@ -273,7 +273,7 @@ namespace std
 		void assign(std::initializer_list<T> ilist)
 		{
 			clear();
-			foreach (const_reference value in ilist)
+			for (const_reference value : ilist)
 				push_back(value);
 		}
 
@@ -443,7 +443,7 @@ namespace std
 		iterator insert(const_iterator pos, std::initializer_list<T> ilist)
 		{
 			iterator ret;
-			foreach (const_reference value in ilist)
+			for (const_reference value : ilist)
 				ret = insert(pos, value);
 			return ret;
 		}

Kernel/include_std/unordered_map

@@ -477,7 +477,7 @@ namespace std
 
 		void clear() noexcept
 		{
-			foreach (auto &bucket in buckets)
+			for (auto &bucket : buckets)
 				bucket.clear();
 			elementsCount = 0;
 		}
@@ -589,7 +589,7 @@ namespace std
 
 		void insert(std::initializer_list<value_type> ilist)
 		{
-			foreach (const auto &value in ilist)
+			for (const auto &value : ilist)
 				insert(value);
 		}