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diff --git a/lib/mix/tasks/compile/majic.ex b/lib/mix/tasks/compile/majic.ex
index 302cc9b..46a8ac5 100644
--- a/lib/mix/tasks/compile/majic.ex
+++ b/lib/mix/tasks/compile/majic.ex
@@ -1,151 +1,151 @@
defmodule Mix.Tasks.Compile.Majic do
use Mix.Task.Compiler
- @repo_path Path.join(Mix.Project.deps_path(), "libfile")
+ @repo_path Path.join(Mix.Project.deps_path(), "file")
@build_path Path.join(Mix.Project.build_path(), "/majic")
@manifest Path.join(Mix.Project.manifest_path(), "/compile.majic")
@patch_path "src/magic_patches"
@built_mgc_path Path.join(to_string(:code.priv_dir(:majic)), "/magic.mgc")
@built_magic_path Path.join(to_string(:code.priv_dir(:majic)), "/magic")
@magic_path Path.join(@repo_path, "/magic")
@magdir Path.join(@magic_path, "/Magdir")
@build_magdir Path.join(@build_path, "/magic")
@shortdoc "Updates and compiles majic's embedded magic database."
@moduledoc """
Uses `libfile` dependency Magdir, applies patches from `#{@patch_path}`, and builds to `#{
@built_mgc_path
}`.
Unlike most Mix compile tasks, this task can be called at runtime from `Majic.Application` to ensure that the built-in
compiled magic database is working on the current system.
"""
defmodule Manifest do
@moduledoc false
defstruct [:hash, {:patches, []}]
end
@impl Mix.Task.Compiler
def clean do
File.rm(@built_mgc_path)
File.rm(@built_magic_path)
File.rm_rf(@build_path)
end
@impl Mix.Task.Compiler
def manifests do
[@manifest]
end
@impl Mix.Task.Compiler
def run(_) do
{:ok, manifest} = read_manifest()
{:ok, sha} = get_dep_revision()
patches = list_patches()
File.mkdir_p!(@build_magdir)
if !File.exists?(@built_mgc_path) || !File.exists?(@built_magic_path) || sha == nil ||
sha != manifest.hash || patches != manifest.patches do
:ok = assemble_magdir()
{:ok, patches, _err} = apply_patches()
:ok = assemble_magic(@built_magic_path)
case Majic.compile(@build_magdir) do
{:ok, _} ->
File.cp!("magic.mgc", @built_mgc_path)
File.rm!("magic.mgc")
manifest = %Manifest{hash: sha, patches: Enum.sort(patches)}
File.write!(@manifest, :erlang.term_to_binary(manifest))
Mix.shell().info("Majic: Generated magic database")
:ok
{:error, _} ->
Mix.shell().error("Majic: Compilation of database failed.")
end
end
:ok
end
defp read_manifest do
with {:ok, binary} <- File.read(@manifest),
{:term, %Manifest{} = manifest} <- {:term, :erlang.binary_to_term(binary)} do
{:ok, manifest}
else
{:term, _} -> {:ok, %Manifest{}}
{:error, :enoent} -> {:ok, %Manifest{}}
error -> error
end
end
defp get_dep_revision do
git_dir = Path.join(@repo_path, "/.git")
case System.cmd("git", ["--git-dir=#{git_dir}", "rev-parse", "HEAD"]) do
{rev, 0} -> {:ok, String.trim(rev)}
_ -> {:ok, nil}
end
end
defp list_patches do
@patch_path
|> File.ls!()
|> Enum.filter(fn file ->
Path.extname(file) == ".patch"
end)
|> Enum.sort()
end
defp apply_patches do
patched =
list_patches()
|> Enum.map(fn patch ->
path = Path.expand(Path.join(@patch_path, patch))
# We rewrite paths in patch because we're not applying the patch from repository root, but in a temporary
# build folder that is just the Magdir.
case System.cmd("git", ["apply", "-p3", "--directory=magic/", path], cd: @build_path) do
{_, 0} ->
Mix.shell().info("Majic: Patched magic database: #{patch}")
{patch, :ok}
{error, code} ->
Mix.shell().error("Majic: Failed to apply patch #{patch} (#{code})")
Mix.shell().error(error)
{patch, {:error, error}}
end
end)
ok =
Enum.filter(patched, fn {_, result} -> result == :ok end)
|> Enum.map(fn {name, _} -> name end)
err =
Enum.filter(patched, fn {_, result} -> result != :ok end)
|> Enum.map(fn {name, {:error, error}} -> {name, error} end)
{:ok, ok, err}
end
defp assemble_magdir do
File.rm_rf!(@build_magdir)
File.mkdir!(@build_magdir)
File.ls!(@magdir)
|> Enum.each(fn file ->
File.cp!(Path.join(@magdir, file), Path.join(@build_magdir, file))
end)
:ok
end
defp assemble_magic(destination) do
contents =
File.ls!(@build_magdir)
|> Enum.reduce(<<>>, fn file, acc ->
content = File.read!(Path.join(@build_magdir, file))
<<acc::binary, content::binary>>
end)
File.write!(destination, contents)
:ok
end
end
diff --git a/mix.lock b/mix.lock
index a031df9..9d32cfc 100644
--- a/mix.lock
+++ b/mix.lock
@@ -1,22 +1,21 @@
%{
"bunt": {:hex, :bunt, "0.2.0", "951c6e801e8b1d2cbe58ebbd3e616a869061ddadcc4863d0a2182541acae9a38", [:mix], [], "hexpm", "7af5c7e09fe1d40f76c8e4f9dd2be7cebd83909f31fee7cd0e9eadc567da8353"},
"credo": {:hex, :credo, "1.4.0", "92339d4cbadd1e88b5ee43d427b639b68a11071b6f73854e33638e30a0ea11f5", [:mix], [{:bunt, "~> 0.2.0", [hex: :bunt, repo: "hexpm", optional: false]}, {:jason, "~> 1.0", [hex: :jason, repo: "hexpm", optional: false]}], "hexpm", "1fd3b70dce216574ce3c18bdf510b57e7c4c85c2ec9cad4bff854abaf7e58658"},
"dialyxir": {:hex, :dialyxir, "1.0.0", "6a1fa629f7881a9f5aaf3a78f094b2a51a0357c843871b8bc98824e7342d00a5", [:mix], [{:erlex, ">= 0.2.6", [hex: :erlex, repo: "hexpm", optional: false]}], "hexpm", "aeb06588145fac14ca08d8061a142d52753dbc2cf7f0d00fc1013f53f8654654"},
"earmark": {:hex, :earmark, "1.4.5", "62ffd3bd7722fb7a7b1ecd2419ea0b458c356e7168c1f5d65caf09b4fbdd13c8", [:mix], [], "hexpm", "b7d0e6263d83dc27141a523467799a685965bf8b13b6743413f19a7079843f4f"},
"elixir_make": {:hex, :elixir_make, "0.6.1", "8faa29a5597faba999aeeb72bbb9c91694ef8068f0131192fb199f98d32994ef", [:mix], [], "hexpm", "35d33270680f8d839a4003c3e9f43afb595310a592405a00afc12de4c7f55a18"},
"erlex": {:hex, :erlex, "0.2.6", "c7987d15e899c7a2f34f5420d2a2ea0d659682c06ac607572df55a43753aa12e", [:mix], [], "hexpm", "2ed2e25711feb44d52b17d2780eabf998452f6efda104877a3881c2f8c0c0c75"},
"erlexec": {:hex, :erlexec, "1.10.0", "cba7924cf526097d2082ceb0ec34e7db6bca2624b8f3867fb3fa89c4cf25d227", [:rebar3], [], "hexpm"},
"ex_doc": {:hex, :ex_doc, "0.22.1", "9bb6d51508778193a4ea90fa16eac47f8b67934f33f8271d5e1edec2dc0eee4c", [:mix], [{:earmark, "~> 1.4.0", [hex: :earmark, repo: "hexpm", optional: false]}, {:makeup_elixir, "~> 0.14", [hex: :makeup_elixir, repo: "hexpm", optional: false]}], "hexpm", "d957de1b75cb9f78d3ee17820733dc4460114d8b1e11f7ee4fd6546e69b1db60"},
"exexec": {:hex, :exexec, "0.2.0", "a6ffc48cba3ac9420891b847e4dc7120692fb8c08c9e82220ebddc0bb8d96103", [:mix], [{:erlexec, "~> 1.10", [hex: :erlexec, repo: "hexpm", optional: false]}], "hexpm"},
"file": {:git, "https://github.com/hrefhref/file.git", "afd91d30761201534da21e6bd5b6e6d5ff116836", [branch: "master"]},
"jason": {:hex, :jason, "1.2.1", "12b22825e22f468c02eb3e4b9985f3d0cb8dc40b9bd704730efa11abd2708c44", [:mix], [{:decimal, "~> 1.0", [hex: :decimal, repo: "hexpm", optional: true]}], "hexpm", "b659b8571deedf60f79c5a608e15414085fa141344e2716fbd6988a084b5f993"},
- "libfile": {:git, "https://github.com/file/file.git", "3810fb8881131bae5b4c4c2acb0b5464b35ff1ea", [branch: "master", sparse: "magic/"]},
"makeup": {:hex, :makeup, "1.0.3", "e339e2f766d12e7260e6672dd4047405963c5ec99661abdc432e6ec67d29ef95", [:mix], [{:nimble_parsec, "~> 0.5", [hex: :nimble_parsec, repo: "hexpm", optional: false]}], "hexpm", "2e9b4996d11832947731f7608fed7ad2f9443011b3b479ae288011265cdd3dad"},
"makeup_elixir": {:hex, :makeup_elixir, "0.14.1", "4f0e96847c63c17841d42c08107405a005a2680eb9c7ccadfd757bd31dabccfb", [:mix], [{:makeup, "~> 1.0", [hex: :makeup, repo: "hexpm", optional: false]}], "hexpm", "f2438b1a80eaec9ede832b5c41cd4f373b38fd7aa33e3b22d9db79e640cbde11"},
"mime": {:hex, :mime, "1.3.1", "30ce04ab3175b6ad0bdce0035cba77bba68b813d523d1aac73d9781b4d193cf8", [:mix], [], "hexpm", "6cbe761d6a0ca5a31a0931bf4c63204bceb64538e664a8ecf784a9a6f3b875f1"},
"nimble_parsec": {:hex, :nimble_parsec, "0.6.0", "32111b3bf39137144abd7ba1cce0914533b2d16ef35e8abc5ec8be6122944263", [:mix], [], "hexpm", "27eac315a94909d4dc68bc07a4a83e06c8379237c5ea528a9acff4ca1c873c52"},
"nimble_pool": {:hex, :nimble_pool, "0.2.3", "4b84df87cf8b40c7363782a99faad6aa2bb0811bcd3d275b5402ae4bab1f1251", [:mix], [], "hexpm", "a6bf677d3499ef1639c42bf16b8a72bf490f5fed70206d5851d43dd750c7eaca"},
"plug": {:hex, :plug, "1.10.3", "c9cebe917637d8db0e759039cc106adca069874e1a9034fd6e3fdd427fd3c283", [:mix], [{:mime, "~> 1.0", [hex: :mime, repo: "hexpm", optional: false]}, {:plug_crypto, "~> 1.1.1 or ~> 1.2", [hex: :plug_crypto, repo: "hexpm", optional: false]}, {:telemetry, "~> 0.4", [hex: :telemetry, repo: "hexpm", optional: false]}], "hexpm", "01f9037a2a1de1d633b5a881101e6a444bcabb1d386ca1e00bb273a1f1d9d939"},
"plug_crypto": {:hex, :plug_crypto, "1.1.2", "bdd187572cc26dbd95b87136290425f2b580a116d3fb1f564216918c9730d227", [:mix], [], "hexpm", "6b8b608f895b6ffcfad49c37c7883e8df98ae19c6a28113b02aa1e9c5b22d6b5"},
"telemetry": {:hex, :telemetry, "0.4.1", "ae2718484892448a24470e6aa341bc847c3277bfb8d4e9289f7474d752c09c7f", [:rebar3], [], "hexpm", "4738382e36a0a9a2b6e25d67c960e40e1a2c95560b9f936d8e29de8cd858480f"},
}

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