legoscia

%% -*- erlang -*-
%% As an example, let's make the dialyzer plugin available regardless of
%% whether the project in question uses it:
{plugins, [rebar_dialyzer_plugin]}.
%% config.script uses this new variable to find it:
{plugin_home, ["/Users/magnus/.rebar"]}.

legoscia

#!/bin/sh

ROOTDIR=`which erl | sed -ne '/^ROOTDIR=/s///p'`
find $ROOTDIR -name $1.erl | awk -F / '{print $(NF-2)}'

legoscia

%% -*- erlang -*-
{sys,
 [
  {lib_dirs, ["../apps"]},
  {rel, "bar_rel", "1", [foo_app]},
  {rel, "start_clean", "1", [kernel, stdlib]}]}.

legoscia

#!/usr/bin/env escript

-mode(compile).

epoch() ->
    {Mega,Sec,Mili} = os:timestamp(),
    (Mega * 1000000) + Sec + (Mili / 1000000).

measure(F) ->
    Ini = epoch(),

legoscia

%%% This module tests the impact of message queue size on the runtime
%%% of file:write/2.
%%%
%%% The idea is that something somewhere needs more references in a
%%% selective receive (OTP-8623, introduced in R14A).

-module(filewrite).

-export([testit/1, testit_raw/1, testit/2]).

legoscia

-module(slugs).

-export([slugify/1]).

-define(tolower(C), (C+32)).
-define(islower(C), (C >= $a andalso C =< $z)).
-define(isupper(C), (C >= $A andalso C =< $Z)).
-define(isdigit(C), (C >= $1 andalso C =< $9)).
-define(isspace(C), (
    C =:= $\s orelse C =:= $\n orelse C =:= $\t orelse C =:= $\r

legoscia

(defmacro my-dolist-with-progress-reporter (spec message &rest body)
  (declare (indent 2) (debug ((symbolp form &optional form) form body)))
  (let ((list-var (make-symbol "list"))
	(length-var (make-symbol "length"))
	(counter-var (make-symbol "counter"))
	(progress-var (make-symbol "progress")))
    `(let* ((,list-var ,(nth 1 spec))
	    (,length-var (length ,list-var))
	    (,counter-var 0)
	    (,progress-var (make-progress-reporter ,message 0 ,length-var)))

legoscia

# Requires Erlang/OTP 19.0.  Invoke as:
#
# iex --erl "-proto_dist Elixir.Epmdless -start_epmd false -epmd_module Elixir.Epmdless_epmd_client" --name frobozz3

# A module containing the function that determines the port number
# based on a node name.
defmodule Epmdless do
  def dist_port(name) when is_atom(name) do
    dist_port Atom.to_string name
  end