Matheus C. França kassane

Software developer 👨‍🦽

kassane / bounded_array.d

Created August 20, 2025 13:52

Zig BoundedArray ported to D (betterC-compat)

	/*
	* Based on zig std.BoundedArray from https://github.com/jedisct1/zig-bounded-array
	* license: MIT
	*/

	module bounded_array;

	import core.stdc.string : memcpy, memmove;

	/**

kassane / asio_snmp.cc

Last active August 8, 2025 13:39

C++23 asio - net-snmp client (sample)

	/*
	* @author: kassane <[email protected]>
	* license: MIT
	* build cmd: g++ asio_snmp.cc -o asnmp -std=c++23 -O2 -pthread -I$HOME/asio/asio/include $(net-snmp-config --cflags) $(net-snmp-config --libs)
	* config-test doc: https://wiki.archlinux.org/title/Snmpd
	*/

	#include <asio.hpp>
	#include <net-snmp/net-snmp-config.h>
	#include <net-snmp/net-snmp-includes.h>

kassane / vm_region_submap_short_info_64.c

Last active June 24, 2025 17:42

Packed struct (C, C++, D, Rust, Zig)

	#include <assert.h>
	#include <stddef.h>
	#include <stdio.h>
	#include <stdalign.h>

	#pragma pack(push, 4)
	struct vm_region_submap_short_info_64 {
	int protection;
	int max_protection;
	unsigned int inheritance;

kassane / app.d

Last active June 4, 2025 12:47

A loop recognition benchmark implementation in D

	/+
	+ License: ISC
	+
	+ Ref.:
	+ * https://github.com/camblomquist/loop-recognition-bench
	+ * https://github.com/hundt98847/multi-language-bench
	+ * https://blomqu.ist/posts/2025/loop-recognition/
	+
	+/
	// source/app.d

kassane / sample_o1heap.c

Created May 4, 2025 19:49

Build and run o1heap sample

	/**
	License: CC0
	author: Matheus C. França
	requires: https://github.com/pavel-kirienko/o1heap - credits: pavel-kirienko
	*/
	#include <stdio.h>
	#include <stdint.h>
	#include <stddef.h>
	#include <assert.h>
	#include <o1heap.h>

kassane / diff_cpp_mangle.md

Last active January 13, 2025 19:54

C++ Different mangling (Itanium ABI)

kassane / alloc_nogc.d

Created November 24, 2024 15:17

Dlang betterC mode test - DynArray w/ Arena Allocator (like zig) & ScopedRef D class instanciation

	// Works in betterC mode (tested on: ldc2 & opend-ldc2)
	module arena;

	struct Arena
	{
	void* start;
	size_t used;
	size_t capacity;

	static scope Arena* create(size_t capacity)

kassane / dragonbox_test.zig

Created September 28, 2024 18:46

Dragonbox: float format (based on https://github.com/jk-jeon/dragonbox)

	const std = @import("std");
	const math = std.math;
	const assert = std.debug.assert;
	const testing = std.testing;

	pub const Policy = struct {
	pub const SignPolicy = enum {
	return_sign,
	ignore_sign,
	};

kassane / safety.md

Last active September 16, 2024 16:53 — forked from pbackus/safety.md

issue	c	zig (release-safe)	rust (release)	Nim (release)	Nim (danger)	D (@safe)	Swift	modern C++
out-of-bounds heap read/write	none	runtime	runtime	runtime	none	runtime	runtime	none³
null pointer dereference	none	runtime	runtime	runtime	none	runtime¹	runtime	none⁴
type confusion	none	runtime, partial	runtime	compile time	compile time	compile time	compile time	partial⁵
integer overflow	none	runtime	runtime	runtime	none	wraps	runtime (checked)	undefined behavior
use after free	none	none

kassane / build.zig

Created August 10, 2024 17:21

Build c3c (v0.62.x) compiler using `build.zig` (bootstrap)

	//! Zig v0.13.0 or master
	//! Recommended `-Doptimize=ReleaseSmall` or `-Doptimize=ReleaseFast` (disabling sanitizer)
	const std = @import("std");

	pub fn build(b: *std.Build) void {
	const target = b.standardTargetOptions(.{});
	const optimize = b.standardOptimizeOption(.{});

	// -Duse_tb
	const use_tb = b.option(bool, "use_tb", "Enable the tild backend") orelse false;