Initial draft of the build system
CMake function added for defining unit test suites. Using c-picker for
generating sources files.
Change-Id: I591c80d97bb141f4dd3848b1e289bc82844a508f
Signed-off-by: Imre Kis <imre.kis@arm.com>
diff --git a/CMakeLists.txt b/CMakeLists.txt
new file mode 100644
index 0000000..86029e0
--- /dev/null
+++ b/CMakeLists.txt
@@ -0,0 +1,86 @@
+#
+# Copyright (c) 2019, Arm Limited. All rights reserved.
+#
+# SPDX-License-Identifier: BSD-3-Clause
+#
+
+cmake_minimum_required(VERSION 3.11...3.15) # TODO: test with ubuntu
+project(tf-a-unit-tests)
+
+list(APPEND CMAKE_MODULE_PATH ${CMAKE_CURRENT_LIST_DIR}/cmake)
+
+include(CTest)
+include(ExternalProject)
+include(FetchContent)
+
+# Configuration variables
+set(TF_A_PATH "" CACHE PATH "Path of the Trusted Firmware A directory")
+set(TF_A_UNIT_TESTS_PATH ${CMAKE_CURRENT_LIST_DIR} CACHE PATH "Path of root directory of the unit test repository")
+set(CPPUTEST_URL "https://github.com/cpputest/cpputest.git" CACHE STRING "CppUTest repository URL")
+set(CPPUTEST_REFSPEC "v3.8" CACHE STRING "CppUTest git refspec")
+set(CPPUTEST_INSTALL_PATH ${CMAKE_CURRENT_BINARY_DIR}/CppUTest_install CACHE PATH "CppUTest installation directory")
+set(CPPUTEST_PACKAGE_PATH ${CPPUTEST_INSTALL_PATH}/lib/CppUTest/cmake CACHE PATH "CppUTest CMake package directory")
+set(CPICKER_CACHE_PATH ${CMAKE_CURRENT_BINARY_DIR}/cpicker_cache CACHE PATH "Directory of c-picker generated file")
+set(UNIT_TEST_COMMON_SOURCES ${CMAKE_CURRENT_LIST_DIR}/common/main.cpp)
+set(CMAKE_CXX_STANDARD 11)
+
+# Checking TF-A
+if (NOT TF_A_PATH)
+ message(FATAL_ERROR "TF_A_PATH is not set")
+endif()
+
+# Checking c-picker
+find_program(CPICKER_COMMAND "c-picker")
+if (NOT CPICKER_COMMAND)
+ message(FATAL_ERROR "Please install c-picker using pip")
+endif()
+
+# Checking git
+find_program(GIT_COMMAND "git")
+if (NOT GIT_COMMAND)
+ message(FATAL_ERROR "Please install git")
+endif()
+
+# Fetching CppUTest
+FetchContent_Declare(
+ cpputest
+ GIT_REPOSITORY ${CPPUTEST_URL}
+ GIT_TAG ${CPPUTEST_REFSPEC}
+ GIT_SHALLOW TRUE
+ PATCH_COMMAND git apply ${CMAKE_CURRENT_LIST_DIR}/common/cpputest-cmake-fix.patch
+)
+
+# FetchContent_GetProperties exports cpputest_SOURCE_DIR and cpputest_BINARY_DIR variables
+FetchContent_GetProperties(cpputest)
+if(NOT cpputest_POPULATED)
+ message(STATUS "Fetching CppUTest")
+ FetchContent_Populate(cpputest)
+endif()
+
+# Build and install CppUTest in CMake time. This makes us able to use CppUTest as a CMake package later.
+# Memory leak detection is turned off to avoid conflict with memcheck.
+execute_process(COMMAND
+ ${CMAKE_COMMAND}
+ -DMEMORY_LEAK_DETECTION=OFF
+ -DLONGLONG=ON
+ -DC++11=ON
+ -DCMAKE_INSTALL_PREFIX=${CPPUTEST_INSTALL_PATH}
+ -GUnix\ Makefiles
+ ${cpputest_SOURCE_DIR}
+ WORKING_DIRECTORY
+ ${cpputest_BINARY_DIR}
+)
+execute_process(COMMAND ${CMAKE_COMMAND} --build ${cpputest_BINARY_DIR} -- install -j)
+
+# Finding CppUTest package. CMake will check [package name]_DIR variable.
+set(CppUTest_DIR ${CPPUTEST_PACKAGE_PATH} CACHE PATH "Path of CppUTestConfig.cmake")
+find_package(CppUTest CONFIG REQUIRED)
+
+# find_package sets the CppUTest_INCLUDE_DIRS and CppUTest_LIBRARIES variables
+include_directories(${CppUTest_INCLUDE_DIRS})
+link_libraries(${CppUTest_LIBRARIES})
+
+# Project level include directory
+include_directories(${CMAKE_CURRENT_LIST_DIR}/include)
+
+include(tests/lib/libc/test_libc.cmake)