From aa021169950a741d1449ee2d71ee7665e12d72e2 Mon Sep 17 00:00:00 2001
From: ClausKlein <claus.klein@arcormail.de>
Date: Wed, 30 Mar 2022 06:32:14 +0200
Subject: [PATCH] add cmake tools option to easy dynamic setup

---
 cmake/tools.cmake         | 9 +++++++++
 standalone/CMakeLists.txt | 5 ++++-
 test/CMakeLists.txt       | 2 +-
 3 files changed, 14 insertions(+), 2 deletions(-)

diff --git a/cmake/tools.cmake b/cmake/tools.cmake
index 2364da9..9ef0bb8 100644
--- a/cmake/tools.cmake
+++ b/cmake/tools.cmake
@@ -10,6 +10,10 @@ include(${CMAKE_CURRENT_LIST_DIR}/CPM.cmake)
 
 # enables sanitizers support using the the `USE_SANITIZER` flag available values are: Address,
 # Memory, MemoryWithOrigins, Undefined, Thread, Leak, 'Address;Undefined'
+set(USE_SANITIZER
+    "Address;Undefined"
+    CACHE STRING "one or more of: Address, Memory, MemoryWithOrigins, Undefined, Thread, Leak"
+)
 if(USE_SANITIZER OR USE_STATIC_ANALYZER)
   CPMAddPackage("gh:StableCoder/cmake-scripts#1f822d1fc87c8d7720c074cde8a278b44963c354")
 
@@ -17,6 +21,10 @@ if(USE_SANITIZER OR USE_STATIC_ANALYZER)
     include(${cmake-scripts_SOURCE_DIR}/sanitizers.cmake)
   endif()
 
+  set(USE_STATIC_ANALYZER
+      ""
+      CACHE STRING "one or more of: clang-tidy, iwyu, cppcheck"
+  )
   if(USE_STATIC_ANALYZER)
     if("clang-tidy" IN_LIST USE_STATIC_ANALYZER)
       set(CLANG_TIDY
@@ -61,6 +69,7 @@ if(USE_SANITIZER OR USE_STATIC_ANALYZER)
 endif()
 
 # enables CCACHE support through the USE_CCACHE flag possible values are: YES, NO or equivalent
+option(USE_CCACHE "enables ccache support" YES)
 if(USE_CCACHE)
   CPMAddPackage("gh:TheLartians/Ccache.cmake@1.2.3")
 endif()
diff --git a/standalone/CMakeLists.txt b/standalone/CMakeLists.txt
index 36b15db..1339192 100644
--- a/standalone/CMakeLists.txt
+++ b/standalone/CMakeLists.txt
@@ -24,7 +24,10 @@ file(GLOB sources CONFIGURE_DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/source/*.cpp)
 
 add_executable(${PROJECT_NAME} ${sources})
 
-# TODO(CK): why is this needed?
+# enable pedantic compiler warnings
+include(../cmake/WarningsAsErrors.cmake)
+
+# TODO(CK): why is this needed on CI?
 set_target_properties(${PROJECT_NAME} PROPERTIES OUTPUT_NAME Greeter)
 
 target_link_libraries(${PROJECT_NAME} Greeter::Greeter cxxopts)
diff --git a/test/CMakeLists.txt b/test/CMakeLists.txt
index f9d009c..ffae656 100644
--- a/test/CMakeLists.txt
+++ b/test/CMakeLists.txt
@@ -31,7 +31,7 @@ add_executable(${PROJECT_NAME} ${sources})
 target_link_libraries(${PROJECT_NAME} doctest::doctest Greeter::Greeter)
 target_compile_features(${PROJECT_NAME} PRIVATE cxx_std_20)
 
-# enable compiler warnings
+# enable pedantic compiler warnings
 include(../cmake/WarningsAsErrors.cmake)
 
 # ---- Add GreeterTests ----