gnutls-guile 3.6.14 (new formula)

Formula/gnutls-guile.rb

@@ -0,0 +1,70 @@
+class GnutlsGuile < Formula
+  desc "Guile bindings for the GNU Transport Layer Security (TLS) Library"
+  homepage "https://gnutls.org/"
+  url "https://www.gnupg.org/ftp/gcrypt/gnutls/v3.6/gnutls-3.6.14.tar.xz"
+  mirror "https://www.mirrorservice.org/sites/ftp.gnupg.org/gcrypt/gnutls/v3.6/gnutls-3.6.14.tar.xz"
+  sha256 "5630751adec7025b8ef955af4d141d00d252a985769f51b4059e5affa3d39d63"
+  license "LGPL-2.1"
+
+  depends_on "autoconf" => :build
+  depends_on "automake" => :build
+  depends_on "pkg-config" => :build
+  depends_on "gnutls"
+  depends_on "guile"
+
+  on_linux do
+    depends_on "autogen" => :build
+  end
+
+  def install
+    args = %W[
+      --disable-dependency-tracking
+      --disable-silent-rules
+      --disable-static
+      --prefix=#{prefix}
+      --sysconfdir=#{etc}
+      --with-default-trust-store-file=#{pkgetc}/cert.pem
+      --with-guile-site-dir=#{share}/guile/site/3.0
+      --with-guile-site-ccache-dir=#{lib}/guile/3.0/site-ccache
+      --with-guile-extension-dir=#{lib}/guile/3.0/extensions
+      --disable-heartbeat-support
+      --with-p11-kit
+    ]
+
+    # Work around a gnulib issue with macOS Catalina
+    args << "gl_cv_func_ftello_works=yes"
+
+    system "./configure", *args
+    # Adding LDFLAGS= to allow the build on Catalina 10.15.4
+    # See https://gitlab.com/gnutls/gnutls/-/issues/966
+    system "make", "LDFLAGS="
+
+    chdir "guile" do
+      system "make", "install"
+    end
+  end
+
+  def caveats
+    <<~EOS
+      Remember to add the following to your .bashrc or equivalent in order to use this module:
+        export GUILE_LOAD_PATH="#{HOMEBREW_PREFIX}/share/guile/site/3.0"
+        export GUILE_LOAD_COMPILED_PATH="#{HOMEBREW_PREFIX}/lib/guile/3.0/site-ccache"
+        export GUILE_SYSTEM_EXTENSIONS_PATH="#{HOMEBREW_PREFIX}/lib/guile/3.0/extensions"
+    EOS
+  end
+
+  test do
+    gnutls = testpath/"gnutls.scm"
+    gnutls.write <<~EOS
+      (use-modules (gnutls))
+      (gnutls-version)
+    EOS
+
+    ENV["GUILE_AUTO_COMPILE"] = "0"
+    ENV["GUILE_LOAD_PATH"] = HOMEBREW_PREFIX/"share/guile/site/3.0"
+    ENV["GUILE_LOAD_COMPILED_PATH"] = HOMEBREW_PREFIX/"lib/guile/3.0/site-ccache"
+    ENV["GUILE_SYSTEM_EXTENSIONS_PATH"] = HOMEBREW_PREFIX/"lib/guile/3.0/extensions"
+
+    system "guile", gnutls
+  end
+end