ngrep 1.47

project moved to GitHub
add a test

Closes #22398.

Signed-off-by: ilovezfs <ilovezfs@icloud.com>

Formula/ngrep.rb

@@ -1,9 +1,8 @@
 class Ngrep < Formula
   desc "Network grep"
-  homepage "https://ngrep.sourceforge.io/"
-  url "https://downloads.sourceforge.net/project/ngrep/ngrep/1.45/ngrep-1.45.tar.bz2"
-  sha256 "aea6dd337da8781847c75b3b5b876e4de9c58520e0d77310679a979fc6402fa7"
-  revision 1
+  homepage "https://github.com/jpr5/ngrep"
+  url "https://github.com/jpr5/ngrep/archive/V1_47.tar.gz"
+  sha256 "dc4dbe20991cc36bac5e97e99475e2a1522fd88c59ee2e08f813432c04c5fff3"
 
   bottle do
     cellar :any_skip_relocation
@@ -15,23 +14,20 @@ class Ngrep < Formula
     sha256 "a86b9021fa54635f144c7de70ea7dba6bd35a872f19cae877c341a00730c9d17" => :mavericks
   end
 
-  # https://sourceforge.net/p/ngrep/bugs/27/
-  patch do
-    url "https://launchpadlibrarian.net/44952147/ngrep-fix-ipv6-support.patch"
-    sha256 "f1bcc0a344e5f454207254746cab5b1d216d3de3efaf08f59732f2182d42bbb1"
-  end
-
   def install
-    system "./configure", "--disable-debug",
-                          "--disable-dependency-tracking",
-                          "--enable-ipv6",
+    sdk = MacOS::CLT.installed? ? "" : MacOS.sdk_path
+    system "./configure", "--enable-ipv6",
                           "--prefix=#{prefix}",
                           # this line required to make configure succeed
-                          "--with-pcap-includes=#{MacOS.sdk_path}/usr/include/pcap",
+                          "--with-pcap-includes=#{sdk}/usr/include/pcap",
                           # this line required to avoid segfaults
                           # see https://github.com/jpr5/ngrep/commit/e29fc29
                           # https://github.com/Homebrew/homebrew/issues/27171
                           "--disable-pcap-restart"
     system "make", "install"
   end
+
+  test do
+    assert_match version.to_s, shell_output("#{bin}/ngrep -V")
+  end
 end