Michael Tolly mtolly

Game/web/mobile developer, Haskell hacker, plastic instrument enthusiast

mtolly / A.hs

Created July 15, 2015 18:06

Sample Haskell project using embedded Ruby as a preprocessor

module A where

mtolly / Adder.hs

Created July 29, 2015 01:22

Small example of compiling a Haskell Mac .dylib to be used from C

	{-# LANGUAGE ForeignFunctionInterface #-}
	module Adder where

	import Foreign.C

	adder :: CInt -> CInt -> IO CInt
	adder x y = return $ x + y

	foreign export ccall adder :: CInt -> CInt -> IO CInt

mtolly / mac-libgdiplus.sh

Last active March 4, 2025 07:57

How to build and install the Mono libgdiplus.dll on a Mac with Homebrew (update: no longer needed, see comments)

	#!/bin/bash

	# First install XQuartz, then...
	brew install freetype fontconfig libpng
	ln -s /opt/X11/include/X11 /usr/local/include/X11
	git clone [email protected]:mono/libgdiplus
	cd libgdiplus
	./autogen.sh
	make install

mtolly / listbuilder.hs

Created April 12, 2019 00:44

Inspired by https://gist.github.com/SimonAlling/00e728961c3f3f8cbb9daa32cc1d8b20

	{-# LANGUAGE GeneralizedNewtypeDeriving #-}
	{-# LANGUAGE OverloadedStrings #-}
	{-# LANGUAGE TypeFamilies #-}
	module Main where

	import Control.Monad.Trans.Writer
	import Data.String (IsString (..))

	newtype ListBuilder e a = ListBuilder { runListBuilder :: Writer [e] a }
	deriving (Functor, Applicative, Monad)