From d02bd0eb656b885bdf48088529183c40df8bd9c1 Mon Sep 17 00:00:00 2001
From: Amlal El Mahrouss <amlal@nekernel.org>
Date: Sun, 24 Aug 2025 09:33:51 +0200
Subject: feat: lib: micro-optimizations and improvements.

Signed-off-by: Amlal El Mahrouss <amlal@nekernel.org>
---
 dev/lib/logic/equiv.hpp        | 10 ++++++----
 dev/lib/memory/tracked_ptr.hpp |  6 +++---
 dev/lib/utility/cgi_writer.hpp | 14 ++++++++++----
 3 files changed, 19 insertions(+), 11 deletions(-)

diff --git a/dev/lib/logic/equiv.hpp b/dev/lib/logic/equiv.hpp
index 2f63673..75fd8ee 100644
--- a/dev/lib/logic/equiv.hpp
+++ b/dev/lib/logic/equiv.hpp
@@ -7,6 +7,7 @@
 
 #pragma once
 
+/// @brief SOCL equivalence namespace.
 namespace snu::equiv
 {
 	template <typename T>
@@ -59,7 +60,7 @@ namespace snu::equiv
 	struct equiv_is_int8
 	{
 	private:
-		T left_ = 255, right_ = 255;
+		T left_ = 127, right_ = 127;
 
 	public:
 		using result = T;
@@ -74,7 +75,8 @@ namespace snu::equiv
 	struct equiv_not_int8
 	{
 	private:
-		T left_ = 255, right_ = 255;
+		// these shall overflow if not int8.
+		T left_ = 127, right_ = 127;
 
 	public:
 		using result = T;
@@ -96,7 +98,7 @@ namespace snu::equiv
 
 		constexpr result hash()
 		{
-			return left_ / right_;
+			return left_ / right_ == 1;
 		}
 	};
-} // namespace snu::equiv
\ No newline at end of file
+} // namespace snu::equiv
diff --git a/dev/lib/memory/tracked_ptr.hpp b/dev/lib/memory/tracked_ptr.hpp
index 2607b5b..da7e46c 100644
--- a/dev/lib/memory/tracked_ptr.hpp
+++ b/dev/lib/memory/tracked_ptr.hpp
@@ -194,9 +194,9 @@ namespace snu::memory
 	};
 
 	template <typename T>
-	inline auto make_tracked(T arg) -> tracked_ptr<T>
+	inline auto make_tracked() -> tracked_ptr<T>
 	{
-		return tracked_ptr<T>(std::forward<T>(arg));
+		return tracked_ptr<T>();
 	}
 
 	template <typename U, typename... T>
@@ -220,4 +220,4 @@ namespace snu::memory
 			::kill(::getpid(), SIGTRAP);
 		}
 	}
-} // namespace snu::memory
\ No newline at end of file
+} // namespace snu::memory
diff --git a/dev/lib/utility/cgi_writer.hpp b/dev/lib/utility/cgi_writer.hpp
index 2c30adf..69d0170 100644
--- a/dev/lib/utility/cgi_writer.hpp
+++ b/dev/lib/utility/cgi_writer.hpp
@@ -4,8 +4,8 @@
  * Copyright 2023-2025, Amlal El Mahrouss.
  */
 
-#ifndef _SNU_CGI_HPP
-#define _SNU_CGI_HPP
+#ifndef _SNU_CGI_WRITER_HPP
+#define _SNU_CGI_WRITER_HPP
 
 #include <cstdio>
 #include <string>
@@ -25,7 +25,13 @@ namespace snu
 				std::printf("Content-Type: %s\r\n", mime.c_str());
 				std::printf("Server: %s\r\n", "socl-cgi-system");
 				std::printf("Content-Length: %ld\r\n\r\n", ss.str().size());
-				std::printf("%s", ss.str().c_str());
+
+				auto ss_cc = ss.str();
+
+				for (auto& ch : ss_cc)
+				{
+					std::printf("%c", ch);
+				}
 
 				return *this;
 			}
@@ -66,4 +72,4 @@ namespace snu
 	} // namespace cgi
 } // namespace snu
 
-#endif // ifndef _SNU_CGI_HPP
\ No newline at end of file
+#endif // ifndef _SNU_CGI_WRITER_HPP
-- 
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