First Commit

externals/teakra/CMakeLists.txt

@@ -0,0 +1,90 @@
+cmake_minimum_required(VERSION 3.8)
+project(teakra CXX)
+
+# Determine if we're built as a subproject (using add_subdirectory)
+# or if this is the master project.
+set(MASTER_PROJECT OFF)
+if (CMAKE_CURRENT_SOURCE_DIR STREQUAL CMAKE_SOURCE_DIR)
+  set(MASTER_PROJECT ON)
+endif()
+
+option(TEAKRA_WARNINGS_AS_ERRORS "Warnings as errors" ${MASTER_PROJECT})
+option(TEAKRA_BUILD_TOOLS "Build tools" ${MASTER_PROJECT})
+option(TEAKRA_BUILD_UNIT_TESTS "Build unit tests" ${MASTER_PROJECT})
+option(TEAKRA_RUN_TESTS "Run Teakra accuracy tests" OFF)
+
+# Set hard requirements for C++
+set(CMAKE_CXX_STANDARD 17)
+set(CMAKE_CXX_STANDARD_REQUIRED ON)
+set(CMAKE_CXX_EXTENSIONS OFF)
+
+# Warn on CMake API deprecations
+set(CMAKE_WARN_DEPRECATED ON)
+
+# Disable in-source builds
+set(CMAKE_DISABLE_SOURCE_CHANGES ON)
+set(CMAKE_DISABLE_IN_SOURCE_BUILD ON)
+if ("${CMAKE_SOURCE_DIR}" STREQUAL "${CMAKE_BINARY_DIR}")
+    message(SEND_ERROR "In-source builds are not allowed.")
+endif()
+
+# Add the module directory to the list of paths
+list(APPEND CMAKE_MODULE_PATH "${PROJECT_SOURCE_DIR}/CMakeModules")
+
+# Compiler flags
+if (MSVC)
+    set(TEAKRA_CXX_FLAGS
+        /std:c++latest # CMAKE_CXX_STANDARD as no effect on MSVC until CMake 3.10.
+        /W3
+        /permissive- # Stricter C++ standards conformance
+        /MP
+        /Zi
+        /Zo
+        /EHsc
+        /Zc:throwingNew # Assumes new never returns null
+        /Zc:inline # Omits inline functions from object-file output
+        /DNOMINMAX
+        /D_CRT_SECURE_NO_WARNINGS)
+
+    if (TEAKRA_WARNINGS_AS_ERRORS)
+        list(APPEND TEAKRA_CXX_FLAGS
+             /WX)
+    endif()
+else()
+    set(TEAKRA_CXX_FLAGS
+        -Wall
+        -Wextra
+        -Wcast-qual
+        -pedantic
+        -pedantic-errors
+        -Wfatal-errors
+        -Wno-error=maybe-uninitialized
+        -Wno-missing-braces
+        -Wno-unused-parameter)
+
+    if (TEAKRA_WARNINGS_AS_ERRORS)
+        list(APPEND TEAKRA_CXX_FLAGS
+             -Werror)
+    endif()
+endif()
+
+# Prefer the -pthread flag on Linux.
+set(THREADS_PREFER_PTHREAD_FLAG ON)
+find_package(Threads REQUIRED)
+
+enable_testing()
+
+if (NOT TEAKRA_TEST_ASSETS_DIR)
+  set(TEAKRA_TEST_ASSETS_DIR "${CMAKE_CURRENT_BINARY_DIR}")
+endif()
+
+# External libraries
+add_subdirectory(externals)
+
+# Teakra project files
+add_subdirectory(src)
+
+# Teakra tests
+if (TEAKRA_BUILD_UNIT_TESTS)
+  add_subdirectory(tests)
+endif()