i386-elf-grub 2.02 (new formula)

Closes #35821.

Signed-off-by: FX Coudert <fxcoudert@gmail.com>

Formula/i386-elf-grub.rb

@@ -0,0 +1,36 @@
+class I386ElfGrub < Formula
+  desc "GNU GRUB 2 for i386-elf"
+  homepage "https://www.gnu.org/software/grub/"
+  url "https://ftp.gnu.org/gnu/grub/grub-2.02.tar.xz"
+  sha256 "810b3798d316394f94096ec2797909dbf23c858e48f7b3830826b8daa06b7b0f"
+
+  depends_on "i386-elf-binutils" => :build
+  depends_on "i386-elf-gcc" => :build
+
+  resource ("image") do
+    url "https://raw.githubusercontent.com/MRNIU/tools/master/kernel.kernel"
+    sha256 "ac0e87c8a612fdfd4ce4c7f0a2161b5d156972d757c781cc5690735303861abf"
+  end
+
+  def install
+    mkdir "build" do
+      system "../configure", "--target=i386-elf",
+                             "--prefix=#{prefix}",
+                             "--program-prefix=i386-elf-",
+                             "--disable-werror",
+                             "TARGET_CC=i386-elf-gcc",
+                             "TARGET_OBJCOPY=i386-elf-objcopy",
+                             "TARGET_STRIP=i386-elf-strip",
+                             "TARGET_NM=i386-elf-nm",
+                             "TARGET_RANLIB=i386-elf-ranlib"
+      system "make"
+      system "make", "install"
+    end
+  end
+
+  test do
+    resource("image").stage do
+      system bin/"i386-elf-grub-file", "--is-x86-multiboot2", "kernel.kernel"
+    end
+  end
+end