From 7c71f46cfe09bcf0e1c6c4e6f093b0178d60f5cd Mon Sep 17 00:00:00 2001
From: Dilip Kumar <dilipkumar@localhost.localdomain>
Date: Sat, 8 May 2021 20:12:56 +0530
Subject: [PATCH v2 2/2] LZ4 option for windows build and documentation update

---
 doc/src/sgml/install-windows.sgml |  9 +++++++++
 src/tools/msvc/Solution.pm        | 10 ++++++++++
 2 files changed, 19 insertions(+)

diff --git a/doc/src/sgml/install-windows.sgml b/doc/src/sgml/install-windows.sgml
index 64687b1..bad8431 100644
--- a/doc/src/sgml/install-windows.sgml
+++ b/doc/src/sgml/install-windows.sgml
@@ -339,6 +339,15 @@ $ENV{MSBFLAGS}="/m";
      </para></listitem>
     </varlistentry>
 
+    <varlistentry>
+     <term><productname>lz4</productname></term>
+     <listitem><para>
+      Required for supporting lz4 compression method for compressing the
+      table data.  Binaries can be downloaded from 
+      <ulink url="https://github.com/lz4/lz4/releases"></ulink>.
+     </para></listitem>
+    </varlistentry>
+
    </variablelist>
   </para>
  </sect2>
diff --git a/src/tools/msvc/Solution.pm b/src/tools/msvc/Solution.pm
index d2bc7ab..4658637 100644
--- a/src/tools/msvc/Solution.pm
+++ b/src/tools/msvc/Solution.pm
@@ -532,6 +532,10 @@ sub GenerateFiles
 		$define{HAVE_LIBXSLT} = 1;
 		$define{USE_LIBXSLT}  = 1;
 	}
+	if ($self->{options}->{lz4})
+	{
+		$define{HAVE_LIBLZ4} = 1;
+	}	
 	if ($self->{options}->{openssl})
 	{
 		$define{USE_OPENSSL} = 1;
@@ -1051,6 +1055,11 @@ sub AddProject
 		$proj->AddIncludeDir($self->{options}->{xslt} . '\include');
 		$proj->AddLibrary($self->{options}->{xslt} . '\lib\libxslt.lib');
 	}
+	if ($self->{options}->{lz4})
+	{
+		$proj->AddIncludeDir($self->{options}->{lz4} . '\include');
+		$proj->AddLibrary($self->{options}->{lz4} . '\lib\liblz4_static.lib');
+	}
 	if ($self->{options}->{uuid})
 	{
 		$proj->AddIncludeDir($self->{options}->{uuid} . '\include');
@@ -1162,6 +1171,7 @@ sub GetFakeConfigure
 	$cfg .= ' --with-uuid'          if ($self->{options}->{uuid});
 	$cfg .= ' --with-libxml'        if ($self->{options}->{xml});
 	$cfg .= ' --with-libxslt'       if ($self->{options}->{xslt});
+	$cfg .= ' --with-lz4'			if ($self->{options}->{lz4});
 	$cfg .= ' --with-gssapi'        if ($self->{options}->{gss});
 	$cfg .= ' --with-icu'           if ($self->{options}->{icu});
 	$cfg .= ' --with-tcl'           if ($self->{options}->{tcl});
-- 
1.8.3.1