1cmake_minimum_required(VERSION 2.6)
  2project(GBAc)
  3set(BINARY_NAME gbac CACHE INTERNAL "Name of output binaries")
  4set(CMAKE_C_FLAGS_DEBUG "-g -Wall -Wextra -std=gnu99")
  5set(CMAKE_C_FLAGS_RELEASE "-O3 -Wall -Wextra -std=gnu99")
  6set(USE_CLI_DEBUGGER ON CACHE BOOL "Whether or not to enable the CLI-mode ARM debugger")
  7set(USE_GDB_STUB ON CACHE BOOL "Whether or not to enable the GDB stub ARM debugger")
  8set(USE_FFMPEG ON CACHE BOOL "Whether or not to enable FFmpeg support")
  9set(BUILD_SDL ON CACHE BOOL "Build SDL frontend")
 10set(BUILD_PERF ON CACHE BOOL "Build performance profiling tool")
 11file(GLOB ARM_SRC ${CMAKE_SOURCE_DIR}/src/arm/*.c)
 12file(GLOB GBA_SRC ${CMAKE_SOURCE_DIR}/src/gba/*.c)
 13file(GLOB UTIL_SRC ${CMAKE_SOURCE_DIR}/src/util/*.[cS])
 14file(GLOB VFS_SRC ${CMAKE_SOURCE_DIR}/src/util/vfs/*.c)
 15file(GLOB RENDERER_SRC ${CMAKE_SOURCE_DIR}/src/gba/renderers/video-software.c)
 16set(UTIL_SRC ${UTIL_SRC};${CMAKE_SOURCE_DIR}/src/platform/commandline.c)
 17source_group("ARM core" FILES ${ARM_SRC})
 18source_group("GBA board" FILES ${GBA_SRC} ${RENDERER_SRC})
 19source_group("Utilities" FILES ${UTIL_SRC} ${VFS_SRC}})
 20include_directories(${CMAKE_SOURCE_DIR}/src/arm)
 21include_directories(${CMAKE_SOURCE_DIR}/src/gba)
 22include_directories(${CMAKE_SOURCE_DIR}/src)
 23
 24set(BUILD_PGO CACHE BOOL "Build with profiling-guided optimization")
 25set(PGO_STAGE_2 CACHE BOOL "Rebuild for profiling-guided optimization after profiles have been generated")
 26set(PGO_DIR "/tmp/gba-pgo/" CACHE PATH "Profiling-guided optimization profiles path")
 27mark_as_advanced(BUILD_PGO PGO_STAGE_2 PGO_DIR)
 28set(PGO_PRE_FLAGS "-pg -fprofile-generate=${PGO_DIR}")
 29set(PGO_POST_FLAGS "-fprofile-use=${PGO_DIR}")
 30
 31if(BUILD_PGO AND NOT PGO_STAGE_2)
 32	set(CMAKE_C_FLAGS_RELEASE "${CMAKE_C_FLAGS_RELEASE} ${PGO_PRE_FLAGS}")
 33	set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} ${PGO_PRE_FLAGS}")
 34	set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} ${PGO_PRE_FLAGS}")
 35elseif(BUILD_PGO AND PGO_STAGE_2)
 36	set(CMAKE_C_FLAGS_RELEASE "${CMAKE_C_FLAGS_RELEASE} ${PGO_POST_FLAGS}")
 37	set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} ${PGO_POST_FLAGS}")
 38	set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} ${PGO_POST_FLAGS}")
 39endif()
 40
 41add_definitions(-DBINARY_NAME="${BINARY_NAME}" -DPROJECT_NAME="${PROJECT_NAME}")
 42
 43include(FindPkgConfig)
 44pkg_search_module(LIBZIP libzip)
 45if(LIBZIP_FOUND)
 46	include_directories(${LIBZIP_INCLUDE_DIRS})
 47	list(APPEND DEPENDENCY_LIB ${LIBZIP_LIBRARIES})
 48	add_definitions(-DENABLE_LIBZIP)
 49else()
 50	message(WARNING "Could not find libzip for archive support")
 51endif()
 52
 53if(WIN32)
 54	add_definitions(-D_WIN32_WINNT=0x0600)
 55	set(OS_LIB "${OS_LIB};Ws2_32")
 56	file(GLOB OS_SRC ${CMAKE_SOURCE_DIR}/src/platform/windows/*.c)
 57	source_group("Windows-specific code" FILES ${OS_SRC})
 58else()
 59	add_definitions(-DUSE_PTHREADS)
 60	set(OS_LIB "${OS_LIB};pthread")
 61	file(GLOB OS_SRC ${CMAKE_SOURCE_DIR}/src/platform/posix/*.c)
 62	source_group("POSIX-specific code" FILES ${OS_SRC})
 63endif()
 64
 65if(BUILD_BBB OR BUILD_RASPI)
 66	enable_language(ASM)
 67	if(NOT BUILD_EGL)
 68		add_definitions(-DCOLOR_16_BIT -DCOLOR_5_6_5)
 69	endif()
 70endif()
 71
 72set(DEBUGGER_SRC "${CMAKE_SOURCE_DIR}/src/debugger/debugger.c;${CMAKE_SOURCE_DIR}/src/debugger/memory-debugger.c")
 73
 74if(USE_CLI_DEBUGGER AND NOT WIN32)
 75	# Win32 doesn't have a usable command line, nor libedit, so this is useless on Windows
 76	add_definitions(-DUSE_CLI_DEBUGGER)
 77	list(APPEND DEBUGGER_SRC "${CMAKE_SOURCE_DIR}/src/debugger/cli-debugger.c")
 78	list(APPEND DEBUGGER_SRC "${CMAKE_SOURCE_DIR}/src/debugger/parser.c")
 79	set(DEBUGGER_LIB "edit")
 80else()
 81	set(DEBUGGER_LIB "")
 82endif()
 83
 84if(USE_GDB_STUB)
 85	add_definitions(-DUSE_GDB_STUB)
 86	set(DEBUGGER_SRC "${DEBUGGER_SRC};${CMAKE_SOURCE_DIR}/src/debugger/gdb-stub.c")
 87endif()
 88
 89if(USE_FFMPEG)
 90	pkg_search_module(LIBAVCODEC libavcodec REQUIRED)
 91	pkg_search_module(LIBAVFORMAT libavformat REQUIRED)
 92	pkg_search_module(LIBAVUTIL libavutil REQUIRED)
 93	add_definitions(-DUSE_FFMPEG)
 94	list(APPEND UTIL_SRC "${CMAKE_SOURCE_DIR}/src/platform/ffmpeg/ffmpeg-encoder.c")
 95	list(APPEND DEPENDENCY_LIB ${LIBAVCODEC_LIBRARIES} ${LIBAVFORMAT_LIBRARIES} ${LIBAVUTIL_LIBRARIES})
 96endif()
 97source_group("ARM debugger" FILES ${DEBUGGER_SRC})
 98
 99add_library(${BINARY_NAME} SHARED ${ARM_SRC} ${GBA_SRC} ${DEBUGGER_SRC} ${RENDERER_SRC} ${UTIL_SRC} ${VFS_SRC} ${OS_SRC})
100target_link_libraries(${BINARY_NAME} m ${DEBUGGER_LIB} ${OS_LIB} ${DEPENDENCY_LIB} png)
101
102if(BUILD_SDL)
103	add_subdirectory(${CMAKE_SOURCE_DIR}/src/platform/sdl ${CMAKE_BINARY_DIR}/sdl)
104endif()
105
106if(BUILD_PERF)
107	set(PERF_SRC ${CMAKE_SOURCE_DIR}/src/platform/perf-main.c)
108	if(UNIX AND NOT APPLE)
109		set(PERF_LIB "${PERF_LIB};rt")
110	endif()
111
112	add_executable(${BINARY_NAME}-perf ${PERF_SRC})
113	target_link_libraries(${BINARY_NAME}-perf ${BINARY_NAME} ${PERF_LIB})
114endif()