class Libssh2 < Formula
  desc "C library implementing the SSH2 protocol"
  homepage "https://libssh2.org/"
  url "https://libssh2.org/download/libssh2-1.9.0.tar.gz"
  sha256 "d5fb8bd563305fd1074dda90bd053fb2d29fc4bce048d182f96eaa466dfadafd"

  bottle do
    cellar :any
    sha256 "0226917e00c2f5c003c441c11d06852d582cd6ddcb42042bf1f82515623528d5" => :mojave
    sha256 "14fd7b3358ef6766754997059cb9126ec95e7c44d17cffdca39e986278a2220a" => :high_sierra
    sha256 "53824fb7b5aa32db07cd99799cbfe0efb362a66ffcb84aba405755ca0eaa9f0b" => :sierra
  end

  head do
    url "https://github.com/libssh2/libssh2.git"

    depends_on "autoconf" => :build
    depends_on "automake" => :build
    depends_on "libtool" => :build
  end

  depends_on "openssl"

  def install
    args = %W[
      --prefix=#{prefix}
      --disable-debug
      --disable-dependency-tracking
      --disable-silent-rules
      --disable-examples-build
      --with-openssl
      --with-libz
      --with-libssl-prefix=#{Formula["openssl"].opt_prefix}
    ]

    system "./buildconf" if build.head?
    system "./configure", *args
    system "make", "install"
  end

  test do
    (testpath/"test.c").write <<~EOS
      #include <libssh2.h>

      int main(void)
      {
      libssh2_exit();
      return 0;
      }
    EOS

    system ENV.cc, "test.c", "-L#{lib}", "-lssh2", "-o", "test"
    system "./test"
  end
end