From 392b02b64e3b9c840b9429a881db7a418af9fbe1 Mon Sep 17 00:00:00 2001
From: Silvio Traversaro <silvio.traversaro@iit.it>
Date: Mon, 23 Sep 2024 16:41:53 +0200
Subject: [PATCH] Add USE_SYSTEM_tiny-process-library CMake option to use
 tiny-process-library found in system (#891)

---
 CHANGELOG.md                                 |  1 +
 devices/YarpRobotLoggerDevice/CMakeLists.txt | 43 +++++++++++---------
 2 files changed, 24 insertions(+), 20 deletions(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 59a287b34a..49d3a8fc8b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -3,6 +3,7 @@ All notable changes to this project are documented in this file.
 
 ## [unreleased]
 ### Added
+- Add `USE_SYSTEM_tiny-process-library` CMake option to use `tiny-process-library` found in system (https://github.com/ami-iit/bipedal-locomotion-framework/pull/891)
 
 ### Changed
 
diff --git a/devices/YarpRobotLoggerDevice/CMakeLists.txt b/devices/YarpRobotLoggerDevice/CMakeLists.txt
index 38844d6a23..6f05fd5074 100644
--- a/devices/YarpRobotLoggerDevice/CMakeLists.txt
+++ b/devices/YarpRobotLoggerDevice/CMakeLists.txt
@@ -3,35 +3,38 @@
 # BSD-3-Clause license.
 
 if(FRAMEWORK_COMPILE_YarpRobotLoggerDevice)
-  # Warning: the <package> option of yarp_configure_plugins_installation should be different from the plugin name
-
+  option(USE_SYSTEM_tiny-process-library "Use system tiny-process-library" OFF)
 
-  include(FetchContent)
-  FetchContent_Declare(tiny_process_library
-    GIT_REPOSITORY https://gitlab.com/eidheim/tiny-process-library.git
-    GIT_TAG v2.0.4)
+  if(USE_SYSTEM_tiny-process-library)
+    find_package(tiny-process-library REQUIRED)
+  else()
+    include(FetchContent)
+    FetchContent_Declare(tiny_process_library
+      GIT_REPOSITORY https://gitlab.com/eidheim/tiny-process-library.git
+      GIT_TAG v2.0.4)
 
-  if(NOT tiny_process_library_POPULATED)
-    FetchContent_Populate(tiny_process_library)
+    if(NOT tiny_process_library_POPULATED)
+      FetchContent_Populate(tiny_process_library)
 
-    set(BUILD_SHARED_LIBS_OLD ${BUILD_SHARED_LIBS})
-    set(BUILD_SHARED_LIBS OFF CACHE INTERNAL "Build libraries as shared as opposed to static")
+      set(BUILD_SHARED_LIBS_OLD ${BUILD_SHARED_LIBS})
+      set(BUILD_SHARED_LIBS OFF CACHE INTERNAL "Build libraries as shared as opposed to static")
 
-    set(BUILD_TESTING_OLD ${BUILD_TESTING})
-    set(BUILD_TESTING OFF CACHE INTERNAL "Create tests using CMake")
+      set(BUILD_TESTING_OLD ${BUILD_TESTING})
+      set(BUILD_TESTING OFF CACHE INTERNAL "Create tests using CMake")
 
-    # Bring the populated content into the build
-    add_subdirectory(${tiny_process_library_SOURCE_DIR} ${tiny_process_library_BINARY_DIR})
+      # Bring the populated content into the build
+      add_subdirectory(${tiny_process_library_SOURCE_DIR} ${tiny_process_library_BINARY_DIR})
 
-    # Restore the old value of the parameter
-    set(BUILD_TESTING ${BUILD_TESTING_OLD} CACHE BOOL
-      "Create tests using CMake" FORCE)
+      # Restore the old value of the parameter
+      set(BUILD_TESTING ${BUILD_TESTING_OLD} CACHE BOOL
+        "Create tests using CMake" FORCE)
 
-    set(BUILD_SHARED_LIBS ${BUILD_SHARED_LIBS_OLD} CACHE BOOL
-      "Build libraries as shared as opposed to static" FORCE)
+      set(BUILD_SHARED_LIBS ${BUILD_SHARED_LIBS_OLD} CACHE BOOL
+        "Build libraries as shared as opposed to static" FORCE)
+    endif()
   endif()
 
-
+  # Warning: the <package> option of yarp_configure_plugins_installation should be different from the plugin name
   add_bipedal_yarp_device(
     NAME YarpRobotLoggerDevice
     TYPE BipedalLocomotion::YarpRobotLoggerDevice