Init

CMakeLists.txt

+cmake_minimum_required(VERSION 3.16)
+
+enable_testing()
+include(ExternalProject)
+
+project(SharedMemoryProtocol VERSION 0.1 DESCRIPTION "...")
+
+set(CMAKE_CXX_FLAGS "${CMAKE_C_FLAGS} -g -I..")
+set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
+set(ROOT .)
+set(INCLUDE ${ROOT}/src ${ROOT}/lib/include)
+
+# Google Test
+include(FetchContent)
+FetchContent_Declare(
+  googletest
+  URL https://github.com/google/googletest/archive/609281088cfefc76f9d0ce82e1ff6c30cc3591e5.zip
+)
+# For Windows: Prevent overriding the parent project's compiler/linker settings
+set(gtest_force_shared_crt ON CACHE BOOL "" FORCE)
+FetchContent_MakeAvailable(googletest)
+
+set(LIBAV libav)
+ExternalProject_Add(
+    libav
+    GIT_REPOSITORY https://github.com/FFmpeg/FFmpeg.git
+    GIT_TAG n4.3.3
+    PREFIX ${PROJECT_SOURCE_DIR}/lib/.build/${LIBAV}
+    CONFIGURE_COMMAND ../${LIBAV}/configure  --disable-x86asm --enable-libx264 --enable-debug --extra-cflags=-g
+                                             --extra-ldflags=-g --enable-gpl --shlibdir=${PROJECT_SOURCE_DIR}/lib/
+                                             --disable-ffmpeg --disable-ffprobe --disable-ffplay --prefix=${PROJECT_SOURCE_DIR}/lib/
+    BUILD_COMMAND make -j
+    INSTALL_COMMAND make install
+)
+
+set(SRC ${ROOT}/src)
+set(CMAKE_CXX_STANDARD 20)
+set(SRC_Files
+  ${SRC}/ioctx.cc)
+add_library(smp ${SRC_Files})
+
+# Tests
+set(Tests ${ROOT}/tests)
+set(TestCases
+	${Tests}/ioctxTestCases.cc)
+add_executable(unittest ${TestCases} ${SRC_Files})
+add_dependencies(unittest libav)
+include_directories(${INCLUDE})
+
+add_custom_command(TARGET unittest PRE_BUILD
+  COMMAND ${CMAKE_COMMAND} -E copy_directory
+  ${CMAKE_SOURCE_DIR}/resources/ $<TARGET_FILE_DIR:unittest>/resources)
+
+add_test(
+  NAME UNITTEST_DIRECTLY
+  COMMAND ./unittest)
+
+# Link Google Test
+target_link_libraries(unittest gtest_main)
+target_link_libraries(unittest
+  ${CMAKE_SOURCE_DIR}/lib/lib/libavformat.a
+  ${CMAKE_SOURCE_DIR}/lib/lib/libavcodec.a
+  ${CMAKE_SOURCE_DIR}/lib/lib/libavdevice.a
+  ${CMAKE_SOURCE_DIR}/lib/lib/libavfilter.a
+  ${CMAKE_SOURCE_DIR}/lib/lib/libavutil.a
+  ${CMAKE_SOURCE_DIR}/lib/lib/libswresample.a
+  ${CMAKE_SOURCE_DIR}/lib/lib/libswscale.a
+  ${CMAKE_SOURCE_DIR}/lib/lib/libpostproc.a
+  )
+target_link_libraries(unittest z)
+target_link_libraries(unittest x264)
+target_link_libraries(unittest lzma)