Salut Gilles

2023-01-26 20:16:21 +00:00
commit 4506f07987
21 changed files with 2656 additions and 0 deletions
@@ -0,0 +1,88 @@
+
+# minimum CMake version required for C++20 support, among other things
+cmake_minimum_required(VERSION 3.15)
+
+# detect if gilles is being used as a sub-project of another CMake project
+if(NOT DEFINED PROJECT_NAME)
+    set(GILLES_SUBPROJECT OFF)
+else()
+    set(GILLES_SUBPROJECT ON)
+endif()
+
+
+SET_SOURCE_FILES_PROPERTIES( src/gilles.c PROPERTIES LANGUAGE C)
+set(CMAKE_BUILD_TYPE Debug)
+
+
+project(gilles)
+
+
+add_subdirectory(src/gilles/gameloop)
+add_subdirectory(src/gilles/simulatorapi)
+add_subdirectory(src/gilles/helper)
+add_subdirectory(src/gilles/slog)
+
+add_executable(gilles src/gilles/gilles.c)
+target_link_libraries(gilles m ${LIBUSB_LIBRARY} ncurses argtable2 config gameloop helper slog simulatorapi)
+
+
+# used for enabling additional compiler options if supported
+include(CheckCXXCompilerFlag)
+
+function(enable_cxx_compiler_flag_if_supported flag)
+    message(STATUS "[gilles] Checking if compiler supports warning flag '${flag}'")
+    check_cxx_compiler_flag("${flag}" flag_supported)
+    if(flag_supported)
+        message(STATUS "[gilles] Enabling warning flag '${flag}'")
+        target_compile_options(gilles INTERFACE "${flag}")
+    endif()
+    unset(flag_supported CACHE)
+endfunction()
+
+# enable a large amount of extra warnings, regardless of build mode
+if (MSVC) # MSVC supports different warning options to GCC/Clang
+    enable_cxx_compiler_flag_if_supported("/W3")  # set warning level 3
+    # if tests are enabled, enable converting all warnings to errors too
+    if (ENABLE_TESTS)
+        # add_compile_options(/WX)
+        enable_cxx_compiler_flag_if_supported("/WX")
+    endif()
+else() # GCC/Clang warning option
+    # NOTE: GCC and Clang support most of the same options, but neither supports all
+    # of the others'. By only enabling them if supported, we get graceful failure
+    # when trying to enable unsupported flags
+    # e.g. at the time of writing, GCC does not support -Wdocumentation
+    #
+    # enable all warnings about 'questionable constructs'
+    enable_cxx_compiler_flag_if_supported("-Wall")
+    # issue 'pedantic' warnings for strict ISO compliance
+    enable_cxx_compiler_flag_if_supported("-pedantic")
+    # enable 'extra' strict warnings
+    enable_cxx_compiler_flag_if_supported("-Wextra")
+    # enable sign conversion warnings
+    enable_cxx_compiler_flag_if_supported("-Wsign-conversion")
+    # enable warnings about mistakes in Doxygen documentation
+    enable_cxx_compiler_flag_if_supported("-Wdocumentation")
+    # if tests are enabled, enable converting all warnings to errors too
+    if (ENABLE_TESTS)
+        enable_cxx_compiler_flag_if_supported("-Werror")
+        # exclude the following kinds of warnings from being converted into errors
+        # unknown-pragma is useful to have as a warning but not as an error, if you have
+        # pragmas which are for the consumption of one compiler only
+        enable_cxx_compiler_flag_if_supported("-Wno-error=unknown-pragmas")
+        # unused variable and function warnings are helpful but we don't need them as errors
+        enable_cxx_compiler_flag_if_supported("-Wno-error=unused-function")
+        enable_cxx_compiler_flag_if_supported("-Wno-error=unused-variable")
+        enable_cxx_compiler_flag_if_supported("-Wno-error=unused-parameter")
+        enable_cxx_compiler_flag_if_supported("-Wno-error=unused-private-field")
+        enable_cxx_compiler_flag_if_supported("-Wno-error=unused-but-set-variable")
+    endif()
+endif()
+
+# library
+# unit tests --only enable if requested AND we're not building as a sub-project
+if(ENABLE_TESTS AND NOT gilles_SUBPROJECT)
+    message(STATUS "[gilles] Unit Tests Enabled")
+    add_subdirectory(tests)
+    enable_testing()
+endif()