From 27b3f498ee81a501fbb6878bd30bac752d6f22d9 Mon Sep 17 00:00:00 2001
From: Danilo Tuler <tuler@pobox.com>
Date: Thu, 5 Sep 2024 13:33:54 -0400
Subject: [PATCH] feat: cartesi-machine formula

---
 Formula/cartesi-machine.rb | 42 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 42 insertions(+)
 create mode 100644 Formula/cartesi-machine.rb

diff --git a/Formula/cartesi-machine.rb b/Formula/cartesi-machine.rb
new file mode 100644
index 0000000..05e0d40
--- /dev/null
+++ b/Formula/cartesi-machine.rb
@@ -0,0 +1,42 @@
+class CartesiMachine < Formula
+  desc "Off-chain implementation of the Cartesi Machine"
+  homepage "https://cartesi.io/"
+  url "https://github.com/cartesi/machine-emulator/archive/refs/tags/v0.18.1.tar.gz"
+  sha256 "2d6ca78881b0a218aa9460d5cc7af7be51f9971b163305d6191039719568b5c3"
+  license "LGPL-3.0-only"
+
+  depends_on "boost" => :build
+  depends_on "libslirp" => :build
+  depends_on "lua"
+  depends_on "pkg-config" => :build
+
+  resource "linux" do
+    url "https://github.com/cartesi/image-kernel/releases/download/v0.20.0/linux-6.5.13-ctsi-1-v0.20.0.bin"
+    sha256 "65dd100ff6204346ac2f50f772721358b5c1451450ceb39a154542ee27b4c947"
+  end
+
+  resource "rootfs" do
+    url "https://github.com/cartesi/machine-emulator-tools/releases/download/v0.16.1/rootfs-tools-v0.16.1.ext2"
+    sha256 "4db885fdb4f013922d8ea8474768148ac4d45460a4ef30aea823836ea72ffed9"
+  end
+
+  patch :p0 do
+    url "https://github.com/cartesi/machine-emulator/releases/download/v0.18.1/add-generated-files.diff"
+    sha256 "5e239448f47fe33b9c13e6c4c9c605ac16b8663f396909cd57abd6e4b447f1c4"
+  end
+
+  def install
+    system "make", "BREW_PREFIX=#{prefix}"
+    system "make", "install", "PREFIX=#{prefix}"
+
+    (pkgshare/"images").install resource("linux")
+    (pkgshare/"images").install resource("rootfs")
+
+    (pkgshare/"images").install_symlink "linux-6.5.13-ctsi-1-v0.20.0.bin" => "linux.bin"
+    (pkgshare/"images").install_symlink "rootfs-tools-v0.16.1.ext2" => "rootfs.ext2"
+  end
+
+  test do
+    assert_match(/cartesi-machine #{version}/, shell_output("#{bin}/cartesi-machine --version | head -1"))
+  end
+end