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templates/new/mix.exs

defmodule <%= app_module %>.MixProject do
use Mix.Project
@target System.get_env("MIX_TARGET") || "host"
def project do
[
app: :<%= app_name %>,
version: "0.1.0",
elixir: "<%= elixir_req %>",
target: @target,
archives: [nerves_bootstrap: "~> <%= bootstrap_vsn %>"],<%= if in_umbrella do %>
deps_path: "../../deps/#{@target}",
build_path: "../../_build/#{@target}",
config_path: "../../config/config.exs",
lockfile: "../../mix.lock.#{@target}",<% else %>
deps_path: "deps/#{@target}",
build_path: "_build/#{@target}",
lockfile: "mix.lock.#{@target}",<% end %>
start_permanent: Mix.env() == :prod,
build_embedded: @target != "host",
aliases: [loadconfig: [&bootstrap/1]],
deps: deps()
]
end
# Starting nerves_bootstrap adds the required aliases to Mix.Project.config()
# Aliases are only added if MIX_TARGET is set.
def bootstrap(args) do
Application.start(:nerves_bootstrap)
Mix.Task.run("loadconfig", args)
end
# Run "mix help compile.app" to learn about applications.
def application do
[
mod: {<%= app_module %>.Application, []},
extra_applications: [:logger, :runtime_tools]
]
end
# Run "mix help deps" to learn about dependencies.
defp deps do
[
<%= nerves_dep %>,
{:shoehorn, "~> <%= shoehorn_vsn %>"},
{:ring_logger, "~> <%= ring_logger_vsn %>"}
] ++ deps(@target)
end
# Specify target specific dependencies
defp deps("host"), do: []
defp deps(target) do
[
{:nerves_runtime, "~> <%= runtime_vsn %>"}<%= if init_gadget? do %>,
{:nerves_init_gadget, "~> <%= init_gadget_vsn %>"}<% end %>
] ++ system(target)
end
<%= for target <- targets do %>
defp system("<%= target %>"), do: [{:<%= "nerves_system_#{target}" %>, "~> 1.0", runtime: false}]
<% end %>
defp system(target), do: Mix.raise("Unknown MIX_TARGET: #{target}")
end