From 3cc2e6cd36e6d4beef3cc4c5b0df853593f80f1f Mon Sep 17 00:00:00 2001
From: xiaozhuai <798047000@qq.com>
Date: Wed, 29 Sep 2021 21:49:18 +0800
Subject: [PATCH] allow disable ctest and format targets

---
 CMakeLists.txt | 14 ++++++++++----
 1 file changed, 10 insertions(+), 4 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index b230b9e..4537a2e 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -13,13 +13,19 @@ include(CMakePackageConfigHelpers)
 include(CMakeDependentOption)
 include(CheckCXXCompilerFlag)
 include(GNUInstallDirs)
-include(CTest)
-
-find_program(YAML_CPP_CLANG_FORMAT_EXE NAMES clang-format)
 
 option(YAML_CPP_BUILD_CONTRIB "Enable yaml-cpp contrib in library" ON)
 option(YAML_CPP_BUILD_TOOLS "Enable parse tools" ON)
 option(YAML_BUILD_SHARED_LIBS "Build yaml-cpp shared library" ${BUILD_SHARED_LIBS})
+option(YAML_CPP_FORMAT_SOURCE "Format source" ON)
+
+if (YAML_CPP_BUILD_TESTS)
+    include(CTest)
+endif()
+
+if (YAML_CPP_FORMAT_SOURCE)
+    find_program(YAML_CPP_CLANG_FORMAT_EXE NAMES clang-format)
+endif()
 
 cmake_dependent_option(YAML_CPP_BUILD_TESTS
   "Enable yaml-cpp tests" ON
@@ -165,7 +171,7 @@ if(YAML_CPP_BUILD_TOOLS)
 	add_subdirectory(util)
 endif()
 
-if (YAML_CPP_CLANG_FORMAT_EXE)
+if (YAML_CPP_FORMAT_SOURCE AND YAML_CPP_CLANG_FORMAT_EXE)
   add_custom_target(format
     COMMAND clang-format --style=file -i $<TARGET_PROPERTY:yaml-cpp,SOURCES>
     COMMAND_EXPAND_LISTS