libmatroska 1.4.2

Update to latest stable release, add patch to link against libebml, use
Autotools on HEAD builds, use new configure script, use HTTPS on mirror
link, modernize formula.

Closes Homebrew/homebrew#36622.

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

Formula/libmatroska.rb

@@ -1,12 +1,22 @@
-require 'formula'
-
 class Libmatroska < Formula
-  homepage 'http://www.matroska.org/'
-  url 'http://dl.matroska.org/downloads/libmatroska/libmatroska-1.4.1.tar.bz2'
-  mirror 'http://www.bunkus.org/videotools/mkvtoolnix/sources/libmatroska-1.4.1.tar.bz2'
-  sha256 '086f21873e925679babdabf793c3bb85c353d0cd79423543a3355e08e8a4efb7'
+  homepage "http://www.matroska.org/"
 
-  head 'https://github.com/Matroska-Org/libmatroska.git'
+  stable do
+    url "http://dl.matroska.org/downloads/libmatroska/libmatroska-1.4.2.tar.bz2"
+    mirror "https://www.bunkus.org/videotools/mkvtoolnix/sources/libmatroska-1.4.2.tar.bz2"
+    sha256 "bea10320f1f1fd121bbd7db9ffc77b2518e8269f00903549c5425478bbf8393f"
+
+    # Apply upstream patch to link against libEBML
+    # https://github.com/Matroska-Org/libmatroska/commit/9466bf5f2b
+    patch :DATA
+  end
+
+  head do
+    url "https://github.com/Matroska-Org/libmatroska.git"
+    depends_on "automake" => :build
+    depends_on "autoconf" => :build
+    depends_on "libtool" => :build
+  end
 
   bottle do
     cellar :any
@@ -19,13 +29,57 @@ class Libmatroska < Formula
   option :cxx11
 
   if build.cxx11?
-    depends_on 'libebml' => 'c++11'
+    depends_on "libebml" => "c++11"
   else
-    depends_on 'libebml'
+    depends_on "libebml"
   end
 
+  depends_on "pkg-config" => :build
+
   def install
     ENV.cxx11 if build.cxx11?
-    system "make", "-C", "make/linux", "install", "prefix=#{prefix}", "CXX=#{ENV.cxx}"
+
+    system "autoreconf", "-fi" if build.head?
+    system "./configure", "--disable-debug",
+                          "--disable-dependency-tracking",
+                          "--disable-silent-rules",
+                          "--prefix=#{prefix}"
+    system "make", "install"
   end
 end
+
+__END__
+diff --git a/Makefile.am b/Makefile.am
+index f3b881d..c6a728d
+--- a/Makefile.am
++++ b/Makefile.am
+@@ -27,6 +27,7 @@ libmatroska_la_SOURCES = \
+	src/KaxTracks.cpp \
+	src/KaxVersion.cpp
+ libmatroska_la_LDFLAGS = -version-info 6:0:0 -no-undefined
++libmatroska_la_LIBADD = $(EBML_LIBS)
+
+ nobase_include_HEADERS = \
+	matroska/c/libmatroska.h \
+diff --git a/Makefile.in b/Makefile.in
+index dc52565..e677a4f 100644
+--- a/Makefile.in
++++ b/Makefile.in
+@@ -141,7 +141,8 @@ am__uninstall_files_from_dir = { \
+ am__installdirs = "$(DESTDIR)$(libdir)" "$(DESTDIR)$(pkgconfigdir)" \
+	"$(DESTDIR)$(includedir)"
+ LTLIBRARIES = $(lib_LTLIBRARIES)
+-libmatroska_la_LIBADD =
++am__DEPENDENCIES_1 =
++libmatroska_la_DEPENDENCIES = $(am__DEPENDENCIES_1)
+ am__dirstamp = $(am__leading_dot)dirstamp
+ am_libmatroska_la_OBJECTS = src/FileKax.lo src/KaxAttached.lo \
+	src/KaxAttachments.lo src/KaxBlock.lo src/KaxBlockData.lo \
+@@ -387,6 +398,7 @@ libmatroska_la_SOURCES = \
+	src/KaxVersion.cpp
+
+ libmatroska_la_LDFLAGS = -version-info 6:0:0 -no-undefined
++libmatroska_la_LIBADD = $(EBML_LIBS)
+ nobase_include_HEADERS = \
+	matroska/c/libmatroska.h \
+	matroska/c/libmatroska_t.h \