From 98dfb5aa0f9e3c48ad781112cc761b8c7cf195be Mon Sep 17 00:00:00 2001
From: Kei Okada <k-okada@jsk.t.u-tokyo.ac.jp>
Date: Fri, 18 Feb 2022 14:25:55 +0900
Subject: [PATCH] OpenCV < 3 : remove compare_histogram from
 roslaunch_add_file_check

---
 CMakeLists.txt      | 3 +++
 test/CMakeLists.txt | 3 +++
 2 files changed, 6 insertions(+)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 3c41f2dd..9e7e8b0d 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -390,6 +390,9 @@ if(CATKIN_ENABLE_TESTING)
     message(WARNING "roslaunch_add_file check fails with unsupported doc attributes ${roslaunch_VERSION}")
   else()
     file(GLOB LAUNCH_FILES launch/*.launch)
+    if(NOT OpenCV_VERSION VERSION_GREATER "3.0")
+      list(REMOVE_ITEM LAUNCH_FILES compare_histogram.launch)
+    endif()
     foreach(LAUNCH_FILE ${LAUNCH_FILES})
       roslaunch_add_file_check(${LAUNCH_FILE})
     endforeach()
diff --git a/test/CMakeLists.txt b/test/CMakeLists.txt
index da616de7..a8432487 100644
--- a/test/CMakeLists.txt
+++ b/test/CMakeLists.txt
@@ -108,6 +108,9 @@ if(roslaunch_VERSION VERSION_LESS "1.11.1")
   message(WARNING "roslaunch_add_file check fails with unsupported doc attributes ${roslaunch_VERSION}")
 else()
   file(GLOB LAUNCH_FILES *.test)
+  if(NOT OpenCV_VERSION VERSION_GREATER "3.0")
+    list(REMOVE_ITEM LAUNCH_FILES test-compare_histogram.test)
+  endif()
   foreach(LAUNCH_FILE ${LAUNCH_FILES})
     roslaunch_add_file_check(${LAUNCH_FILE})
   endforeach()