From ae6563ff4565ed4771dfc5d96303daa9842b4051 Mon Sep 17 00:00:00 2001
From: Sam Bingner <sam@bingner.com>
Date: Thu, 26 Dec 2019 14:38:32 -1000
Subject: Revert "Forcibly remove LZ4"

This reverts commit 3737e81f34cb6f9c8c265a01976ef37f95dcb4e1.
---
 CMakeLists.txt         | 5 +++++
 apt-pkg/CMakeLists.txt | 2 ++
 2 files changed, 7 insertions(+)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index beb259a6b..e55a4a067 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -99,6 +99,11 @@ if (LZMA_FOUND)
 endif()
 
 
+find_package(LZ4 REQUIRED)
+if (LZ4_FOUND)
+  set(HAVE_LZ4 1)
+endif()
+
 find_package(Zstd)
 if (ZSTD_FOUND)
   set(HAVE_ZSTD 1)
diff --git a/apt-pkg/CMakeLists.txt b/apt-pkg/CMakeLists.txt
index e01261c05..64709ce34 100644
--- a/apt-pkg/CMakeLists.txt
+++ b/apt-pkg/CMakeLists.txt
@@ -43,6 +43,7 @@ target_include_directories(apt-pkg
                            PRIVATE ${ZLIB_INCLUDE_DIRS}
                                    ${BZIP2_INCLUDE_DIR}
                                    ${LZMA_INCLUDE_DIRS}
+                                   ${LZ4_INCLUDE_DIRS}
                                    $<$<BOOL:${ZSTD_FOUND}>:${ZSTD_INCLUDE_DIRS}>
                                    $<$<BOOL:${UDEV_FOUND}>:${UDEV_INCLUDE_DIRS}>
                                    ${ICONV_INCLUDE_DIRS}
@@ -54,6 +55,7 @@ target_link_libraries(apt-pkg
                              ${ZLIB_LIBRARIES}
                              ${BZIP2_LIBRARIES}
                              ${LZMA_LIBRARIES}
+                             ${LZ4_LIBRARIES}
                              $<$<BOOL:${ZSTD_FOUND}>:${ZSTD_LIBRARIES}>
                              $<$<BOOL:${UDEV_FOUND}>:${UDEV_LIBRARIES}>
                              ${ICONV_LIBRARIES}
-- 
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