From 79c82236557462fdae4761db8bf072d601e267b2 Mon Sep 17 00:00:00 2001
From: Patrick Kappl <patrick.kappl@fantana.at>
Date: Thu, 11 Jan 2024 14:23:40 +0100
Subject: [PATCH 1/2] Only build samples if project is top level

---
 CMakeLists.txt | 31 +++++++++++++++++++++----------
 1 file changed, 21 insertions(+), 10 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 6d627a0..f31e6b2 100755
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -2,10 +2,17 @@ cmake_minimum_required(VERSION 3.0)
 
 project(livox_sdk)
 
-set(CMAKE_CXX_STANDARD 11)
-
 message(STATUS "main project dir: " ${PROJECT_SOURCE_DIR})
 
+# This variable is set by project() in CMake 3.21+
+string(COMPARE EQUAL "${CMAKE_SOURCE_DIR}" "${PROJECT_SOURCE_DIR}" PROJECT_IS_TOP_LEVEL)
+
+if(PROJECT_IS_TOP_LEVEL)
+	option(shared_DEVELOPER_MODE "Enable developer mode" OFF)
+endif()
+
+set(CMAKE_CXX_STANDARD 11)
+
 if (CMAKE_CROSSCOMPILING)
 	set(THREADS_PTHREAD_ARG
 		"PLEASE_FILL_OUT-FAILED_TO_RUN"
@@ -16,12 +23,16 @@ if (UNIX)
 	set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -pthread")
 endif(UNIX)
 
+# Always build the core SDK library
 add_subdirectory(sdk_core sdk_core)
-add_subdirectory(sample/hub)
-add_subdirectory(sample/lidar)
-add_subdirectory(sample/hub_lvx_file)
-add_subdirectory(sample/lidar_lvx_file)
-add_subdirectory(sample_cc/hub)
-add_subdirectory(sample_cc/lidar)
-add_subdirectory(sample_cc/trouble_shooting)
-add_subdirectory(sample_cc/lidar_utc_sync)
+# Only build the samples if this is the top-level project
+if(PROJECT_IS_TOP_LEVEL)
+	add_subdirectory(sample/hub)
+	add_subdirectory(sample/lidar)
+	add_subdirectory(sample/hub_lvx_file)
+	add_subdirectory(sample/lidar_lvx_file)
+	add_subdirectory(sample_cc/hub)
+	add_subdirectory(sample_cc/lidar)
+	add_subdirectory(sample_cc/trouble_shooting)
+	add_subdirectory(sample_cc/lidar_utc_sync)
+endif()
\ No newline at end of file

From 2d782aee6c137344e86f4685749171a0a0bc98df Mon Sep 17 00:00:00 2001
From: Patrick Kappl <patrick.kappl@fantana.at>
Date: Thu, 11 Jan 2024 14:23:50 +0100
Subject: [PATCH 2/2] Make unnecessarily hard-coded flags optional

---
 sdk_core/CMakeLists.txt | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/sdk_core/CMakeLists.txt b/sdk_core/CMakeLists.txt
index 54b0cc0..9964be3 100644
--- a/sdk_core/CMakeLists.txt
+++ b/sdk_core/CMakeLists.txt
@@ -30,10 +30,13 @@ else(WIN32)
   set(PLATFORM unix)
 endif (WIN32)
 
-target_compile_options(${SDK_LIBRARY}
+# Warnings are only for developers
+if(shared_DEVELOPER_MODE)
+  target_compile_options(${SDK_LIBRARY}
         PRIVATE $<$<CXX_COMPILER_ID:GNU>:-Wall -Werror -Wno-c++11-long-long>
         PRIVATE $<$<CXX_COMPILER_ID:AppleClang>:-Wno-unknown-pragmas -Wall -Werror -Wno-c++11-long-long>
         PRIVATE $<$<CXX_COMPILER_ID:Clang>:-Wno-unknown-pragmas -Wall -Werror -Wno-c++11-long-long>)
+endif()
 
 target_sources(${SDK_LIBRARY}
         PRIVATE