kc3-lang/kc3/bin/header.exs

Tag - branch -callablemasterconfigurefnfractionsfractions-rebaselinuxratio-rebasev0.1- tag -v0.1.9v0.1.8v0.1.7v0.1.6v0.1.5v0.1.4v0.1.3v0.1.2v0.1.13v0.1.12v0.1.11v0.1.10v0.1.1v0.1.0v0HTTPd-v0.1.1HTTPd-v0.1.0

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• Hash : 865d1524
  Author : Thomas de Grivel
  Date : 2022-10-31T00:50:45
  

  c3-lang

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• bin/header.exs

• defmodule Header.C do
    def split(src) do
      split(src, "")
    end
  
    def split("*/\n" <> rest, acc) do
      header = acc <> "*/"
      {header, rest}
    end
    def split(<<c, rest::binary>>, acc) when is_binary(acc) do
      split(rest, acc <> <<c>>)
    end
    def split("", acc) do
      {"", acc}
    end
  
    def main([src_path | dest_paths]) do
      {:ok, src} = File.read(src_path)
      {header, _} = split(src)
      Enum.each dest_paths, fn dest_path ->
        {:ok, dest} = File.read(dest_path)
        {_, rest} = split(dest)
        result = header <> "\n" <> rest
        File.write(dest_path, result)
      end
    end
  end
  
  defmodule Header.Make do
    def split(src) do
      split(src, [])
    end
  
    def split([line = ("#" <> _) | rest], acc) do
      split(rest, [line | acc])
    end
    def split(rest, acc) do
      {Enum.reverse(acc) |> Enum.join("\n"), rest |> Enum.join("\n")}
    end
  
    def main([src_path | dest_paths]) do
      {:ok, src} = File.read(src_path)
      src_lines = String.split(src, "\n")
      {header, _} = split(src_lines)
      Enum.each dest_paths, fn dest_path ->
        {:ok, dest} = File.read(dest_path)
        dest_lines = String.split(dest, "\n")
        {_, rest} = split(dest_lines)
        result = header <> "\n" <> rest
        File.write(dest_path, result)
      end
    end
  end
  
  src_path = hd(System.argv)
  module = case src_path do
             "Makefile" -> Header.Make
             "configure" -> Header.Make
             "config.subr" -> Header.Make
             _ ->
               case Regex.run(~r/[.][ch]$/, src_path) do
                 [_] -> Header.C
                 _ -> raise "error"
               end
           end
  module.main(System.argv)
  

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