From f34268959a993ca6e1070a8ca36c319fc205d05a Mon Sep 17 00:00:00 2001
From: Robert Tari <robert@tari.in>
Date: Fri, 17 Dec 2021 14:19:56 +0100
Subject: Clean up compilation flags

---
 CMakeLists.txt       | 26 +++++++++-----------------
 src/CMakeLists.txt   |  9 ---------
 tests/CMakeLists.txt |  3 ---
 3 files changed, 9 insertions(+), 29 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 1de415a..2bdab9d 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -23,10 +23,17 @@ else()
 endif()
 
 if(ENABLE_WERROR)
-    set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Werror")
-    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Werror")
+    add_definitions("-Werror")
 endif()
 
+if("${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang")
+    add_definitions("-Weverything")
+else()
+    add_definitions("-Wall")
+endif()
+
+add_definitions("-Wno-sign-compare") # Needed for GTest on Ubuntu
+
 ##
 ##  GNU standard installation directories
 ##
@@ -87,20 +94,6 @@ add_custom_target (cppcheck COMMAND cppcheck --enable=all -q --error-exitcode=2
                    ${CMAKE_SOURCE_DIR}/src
                    ${CMAKE_SOURCE_DIR}/tests)
 
-##
-##  Actual building
-##
-
-if ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang")
-  set(C_WARNING_ARGS "${C_WARNING_ARGS} -Weverything")
-  set(C_WARNING_ARGS "${C_WARNING_ARGS} -Wno-c++98-compat -Wno-padded") # these are annoying
-  set(C_WARNING_ARGS "${C_WARNING_ARGS} -Wno-documentation") # gtk-doc != doxygen
-else()
-  set(C_WARNING_ARGS "${C_WARNING_ARGS} -Wall -Wformat=2") # Use -Wextra and -Wpedantic explicitly if needed
-endif()
-set(C_WARNING_ARGS "${C_WARNING_ARGS} -Wno-missing-field-initializers") # GActionEntry
-
-
 include_directories (${CMAKE_CURRENT_SOURCE_DIR}/include)
 include_directories (${CMAKE_CURRENT_BINARY_DIR}/include)
 
@@ -109,7 +102,6 @@ add_subdirectory(src)
 add_subdirectory(data)
 add_subdirectory(po)
 
-
 # testing & coverage
 if (ENABLE_TESTS)
     enable_testing ()
diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 38d3308..12fa6bb 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -38,14 +38,6 @@ endif()
 # add the bin dir to our include path so the code can find the generated header files
 include_directories(${CMAKE_CURRENT_BINARY_DIR})
 
-
-# add warnings/coverage info on handwritten files
-# but not the autogenerated ones...
-set(C_WARNING_ARGS "${C_WARNING_ARGS} -Wno-bad-function-cast") # g_clear_object()
-set(C_WARNING_ARGS "${C_WARNING_ARGS} -Wno-switch-enum")
-set_source_files_properties(${SERVICE_MANUAL_SOURCES}
-                            PROPERTIES COMPILE_FLAGS "${C_WARNING_ARGS} -std=c99")
-
 # the service library for tests to link against (basically, everything except main())
 add_library(${SERVICE_LIB} STATIC ${SERVICE_MANUAL_SOURCES} ${SERVICE_GENERATED_SOURCES})
 include_directories(${CMAKE_SOURCE_DIR})
@@ -53,6 +45,5 @@ link_directories(${SERVICE_DEPS_LIBRARY_DIRS})
 
 # the executable: lib + main()
 add_executable (${SERVICE_EXEC} main.c)
-set_source_files_properties(${SERVICE_SOURCES} main.c PROPERTIES COMPILE_FLAGS "${C_WARNING_ARGS} -std=c99")
 target_link_libraries (${SERVICE_EXEC} ${SERVICE_LIB} ${SERVICE_DEPS_LIBRARIES})
 install (TARGETS ${SERVICE_EXEC} RUNTIME DESTINATION ${CMAKE_INSTALL_FULL_PKGLIBEXECDIR})
diff --git a/tests/CMakeLists.txt b/tests/CMakeLists.txt
index 714e9a7..05b3da0 100644
--- a/tests/CMakeLists.txt
+++ b/tests/CMakeLists.txt
@@ -6,9 +6,6 @@ pkg_check_modules(DBUSTEST REQUIRED
                   dbustest-1>=14.04.0)
 include_directories (SYSTEM ${DBUSTEST_INCLUDE_DIRS})
 
-# add warnings
-set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11 ${C_WARNING_ARGS}")
-
 # build the necessary schemas
 set_directory_properties (PROPERTIES
                           ADDITIONAL_MAKE_CLEAN_FILES gschemas.compiled)
-- 
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