libquantum 1.0.0 (new formula)

Closes Homebrew/homebrew#42738.

Signed-off-by: Mike McQuaid <mike@mikemcquaid.com>

Formula/libquantum.rb

@@ -0,0 +1,42 @@
+class Libquantum < Formula
+  desc "C library for the simulation of quantum mechanics"
+  homepage "http://www.libquantum.de/"
+  url "http://www.libquantum.de/files/libquantum-1.0.0.tar.gz"
+  sha256 "b0f1a5ec9768457ac9835bd52c3017d279ac99cc0dffe6ce2adf8ac762997b2c"
+
+  devel do
+    url "http://www.libquantum.de/files/libquantum-1.1.1.tar.gz"
+    sha256 "d8e3c4407076558f87640f1e618501ec85bc5f4c5a84db4117ceaec7105046e5"
+  end
+
+  option "with-quobtools", "Install quobtools for debug"
+
+  def install
+    system "./configure", "--prefix=#{prefix}"
+    system "make", "install"
+    system "make", "quobtools_install" if build.with? "quobtools"
+  end
+
+  test do
+    (testpath/"qtest.c").write <<-EOS.undent
+      #include <stdio.h>
+      #include <stdlib.h>
+      #include <time.h>
+      #include <quantum.h>
+
+      int main ()
+      {
+        quantum_reg reg;
+        int result;
+        srand(time(0));
+        reg = quantum_new_qureg(0, 1);
+        quantum_hadamard(0, &reg);
+        result = quantum_bmeasure(0, &reg);
+        printf("The Quantum RNG returned %i!\\n", result);
+        return 0;
+      }
+    EOS
+    system ENV.cc, "-O3", "-o", "qtest", "qtest.c", "-lquantum"
+    system "./qtest"
+  end
+end