Merge pull request #722 from diffblue/homebrew-5-1

Homebrew formula for ebmc 5.1

Formula/ebmc.rb@5.1

@@ -0,0 +1,24 @@
+class Ebmc < Formula
+  desc "Model Checker for SystemVerilog"
+  homepage "https://www.cprover.org/ebmc/"
+  url "https://github.com/diffblue/hw-cbmc.git",
+    tag: "ebmc-5.1"
+    revision: "3296ed5b6e40f91702273b5503bcbfc92487c2fc"
+  version "5.1"
+  license "BSD-3-Clause"
+
+  uses_from_macos "flex" => :build
+  uses_from_macos "curl" => :build
+  depends_on "bison" => :build
+
+  def install
+    system "make", "-C", "lib/cbmc/src", "minisat2-download"
+    system "make", "-C", "src"
+    system "mkdir", "-p", "#{prefix}/usr/bin"
+    system "cp", "src/ebmc/ebmc", "#{prefix}/usr/bin/"
+  end
+
+  test do
+    system "make", "-C", "regression/ebmc", "test"
+  end
+end