From 8e80260b3e68b39fa5c18a850d5479aa15445fae Mon Sep 17 00:00:00 2001
From: Fabian Hirmann <f.hirmann@arti-robots.com>
Date: Mon, 16 Dec 2024 11:53:23 +0100
Subject: [PATCH] allow build without internet by skipping the update step of
 externally added project covariance_geometry_cpp by default (optionally it
 can be enable with cmake arguments; this does not prevent downloading the
 library in case it is not present at all)

---
 fuse_core/CMakeLists.txt | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/fuse_core/CMakeLists.txt b/fuse_core/CMakeLists.txt
index e24f9d9ff..5c363ef4f 100644
--- a/fuse_core/CMakeLists.txt
+++ b/fuse_core/CMakeLists.txt
@@ -131,6 +131,8 @@ if(CATKIN_ENABLE_TESTING)
   include(ExternalProject)
   find_package(Git REQUIRED)
 
+  set(FUSE_CORE_UPDATE_DISCONNECTED ON CACHE BOOL "Set to OFF to force check for updates of covariance_geometry_cpp")
+
   externalproject_add(
     covariance_geometry_cpp
     PREFIX ${CMAKE_CURRENT_BINARY_DIR}/covariance_geometry_cpp
@@ -138,6 +140,7 @@ if(CATKIN_ENABLE_TESTING)
     GIT_TAG master
     TIMEOUT 10
     UPDATE_COMMAND ${GIT_EXECUTABLE} pull
+    UPDATE_DISCONNECTED ${FUSE_CORE_UPDATE_DISCONNECTED}
     CMAKE_ARGS -DCMAKE_INSTALL_PREFIX=${CMAKE_CURRENT_BINARY_DIR}/covariance_geometry_cpp/src
     LOG_DOWNLOAD ON
   )