CMakeLists.txt (view raw)
1cmake_minimum_required(VERSION 2.6)
2project(mGBA C)
3set(BINARY_NAME mgba CACHE INTERNAL "Name of output binaries")
4set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wall -Wextra -std=gnu99")
5set(USE_CLI_DEBUGGER ON CACHE BOOL "Whether or not to enable the CLI-mode ARM debugger")
6set(USE_GDB_STUB ON CACHE BOOL "Whether or not to enable the GDB stub ARM debugger")
7set(USE_FFMPEG ON CACHE BOOL "Whether or not to enable FFmpeg support")
8set(USE_PNG ON CACHE BOOL "Whether or not to enable PNG support")
9set(USE_LIBZIP ON CACHE BOOL "Whether or not to enable ZIP support")
10set(BUILD_QT ON CACHE BOOL "Build Qt frontend")
11set(BUILD_SDL ON CACHE BOOL "Build SDL frontend")
12set(BUILD_PERF OFF CACHE BOOL "Build performance profiling tool")
13file(GLOB ARM_SRC ${CMAKE_SOURCE_DIR}/src/arm/*.c)
14file(GLOB GBA_SRC ${CMAKE_SOURCE_DIR}/src/gba/*.c)
15file(GLOB UTIL_SRC ${CMAKE_SOURCE_DIR}/src/util/*.[cS])
16file(GLOB VFS_SRC ${CMAKE_SOURCE_DIR}/src/util/vfs/*.c)
17file(GLOB RENDERER_SRC ${CMAKE_SOURCE_DIR}/src/gba/renderers/video-software.c)
18list(APPEND UTIL_SRC ${CMAKE_SOURCE_DIR}/src/platform/commandline.c)
19source_group("ARM core" FILES ${ARM_SRC})
20source_group("GBA board" FILES ${GBA_SRC} ${RENDERER_SRC})
21source_group("Utilities" FILES ${UTIL_SRC} ${VFS_SRC}})
22include_directories(${CMAKE_SOURCE_DIR}/src/arm)
23include_directories(${CMAKE_SOURCE_DIR}/src/gba)
24include_directories(${CMAKE_SOURCE_DIR}/src)
25
26include(GNUInstallDirs)
27
28# Function definitions
29include(FindPkgConfig)
30function(find_feature FEATURE_NAME FEATURE_REQUIRES)
31 if (NOT ${FEATURE_NAME})
32 return()
33 endif()
34 foreach(REQUIRE ${FEATURE_REQUIRES})
35 if(NOT ${REQUIRE}_FOUND)
36 find_package(${REQUIRE} QUIET)
37 if(NOT ${REQUIRE}_FOUND)
38 pkg_search_module(${REQUIRE} ${REQUIRE})
39 if (NOT ${REQUIRE}_FOUND)
40 message(WARNING "Requested module ${REQUIRE} missing for feature ${FEATURE_NAME}. Feature disabled.")
41 set(${FEATURE_NAME} OFF PARENT_SCOPE)
42 return()
43 endif()
44 endif()
45 endif()
46 string(TOUPPER ${REQUIRE} UREQUIRE)
47 set(${UREQUIRE}_CFLAGS_OTHER ${${REQUIRE}_CFLAGS_OTHER} PARENT_SCOPE)
48 set(${UREQUIRE}_FOUND ${${REQUIRE}_FOUND} PARENT_SCOPE)
49 set(${UREQUIRE}_INCLUDE_DIRS ${${REQUIRE}_INCLUDE_DIRS} PARENT_SCOPE)
50 set(${UREQUIRE}_LIBRARIES ${${REQUIRE}_LIBRARIES} PARENT_SCOPE)
51 set(${UREQUIRE}_LIBRARY_DIRS ${${REQUIRE}_LIBRARY_DIRS} PARENT_SCOPE)
52 set(${UREQUIRE}_LDFLAGS_OTHER ${${REQUIRE}_LDFLAGS_OTHER} PARENT_SCOPE)
53 endforeach()
54endfunction()
55
56# Version information
57set(LIB_VERSION_MAJOR 0)
58set(LIB_VERSION_MINOR 1)
59set(LIB_VERSION_PATCH 0)
60set(LIB_VERSION_ABI 0.1)
61set(LIB_VERSION_STRING ${LIB_VERSION_MAJOR}.${LIB_VERSION_MINOR}.${LIB_VERSION_PATCH})
62
63# Advanced settings
64set(BUILD_PGO CACHE BOOL "Build with profiling-guided optimization")
65set(PGO_STAGE_2 CACHE BOOL "Rebuild for profiling-guided optimization after profiles have been generated")
66set(PGO_DIR "/tmp/gba-pgo/" CACHE PATH "Profiling-guided optimization profiles path")
67mark_as_advanced(BUILD_PGO PGO_STAGE_2 PGO_DIR)
68set(PGO_PRE_FLAGS "-pg -fprofile-generate=${PGO_DIR} -fprofile-arcs")
69set(PGO_POST_FLAGS "-fprofile-use=${PGO_DIR} -fbranch-probabilities")
70
71if(BUILD_PGO AND NOT PGO_STAGE_2)
72 set(CMAKE_C_FLAGS_RELEASE "${CMAKE_C_FLAGS_RELEASE} ${PGO_PRE_FLAGS}")
73 set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} ${PGO_PRE_FLAGS}")
74 set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} ${PGO_PRE_FLAGS}")
75elseif(BUILD_PGO AND PGO_STAGE_2)
76 set(CMAKE_C_FLAGS_RELEASE "${CMAKE_C_FLAGS_RELEASE} ${PGO_POST_FLAGS}")
77 set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} ${PGO_POST_FLAGS}")
78 set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} ${PGO_POST_FLAGS}")
79endif()
80
81add_definitions(-DBINARY_NAME="${BINARY_NAME}" -DPROJECT_NAME="${PROJECT_NAME}" -DPROJECT_VERSION="${LIB_VERSION_STRING}")
82
83# Feature dependencies
84find_feature(USE_CLI_DEBUGGER "libedit")
85find_feature(USE_FFMPEG "libavcodec;libavformat;libavutil")
86find_feature(USE_PNG "ZLIB;PNG")
87find_feature(USE_LIBZIP "libzip")
88
89include(CheckFunctionExists)
90check_function_exists(strndup HAVE_STRNDUP)
91
92if(HAVE_STRNDUP)
93 add_definitions(-DHAVE_STRNDUP)
94endif()
95
96# Platform support
97if(WIN32)
98 add_definitions(-D_WIN32_WINNT=0x0600)
99 list(APPEND OS_LIB Ws2_32)
100 file(GLOB OS_SRC ${CMAKE_SOURCE_DIR}/src/platform/windows/*.c)
101 source_group("Windows-specific code" FILES ${OS_SRC})
102else()
103 add_definitions(-DUSE_PTHREADS)
104 list(APPEND OS_LIB pthread)
105 file(GLOB OS_SRC ${CMAKE_SOURCE_DIR}/src/platform/posix/*.c)
106 source_group("POSIX-specific code" FILES ${OS_SRC})
107endif()
108
109if(BUILD_BBB OR BUILD_RASPI)
110 enable_language(ASM)
111 if(NOT BUILD_EGL)
112 add_definitions(-DCOLOR_16_BIT -DCOLOR_5_6_5)
113 endif()
114endif()
115
116# Features
117set(DEBUGGER_SRC ${CMAKE_SOURCE_DIR}/src/debugger/debugger.c ${CMAKE_SOURCE_DIR}/src/debugger/memory-debugger.c)
118
119if(USE_CLI_DEBUGGER)
120 add_definitions(-DUSE_CLI_DEBUGGER)
121 list(APPEND DEBUGGER_SRC ${CMAKE_SOURCE_DIR}/src/debugger/cli-debugger.c)
122 list(APPEND DEBUGGER_SRC ${CMAKE_SOURCE_DIR}/src/debugger/parser.c)
123 include_directories(AFTER ${LIBEDIT_INCLUDE_DIRS})
124 link_directories(${LIBEDIT_LIBRARY_DIRS})
125 set(DEBUGGER_LIB ${LIBEDIT_LIBRARIES})
126else()
127 set(DEBUGGER_LIB "")
128endif()
129
130if(USE_GDB_STUB)
131 add_definitions(-DUSE_GDB_STUB)
132 list(APPEND DEBUGGER_SRC ${CMAKE_SOURCE_DIR}/src/debugger/gdb-stub.c)
133endif()
134source_group("ARM debugger" FILES ${DEBUGGER_SRC})
135
136if(USE_FFMPEG)
137 add_definitions(-DUSE_FFMPEG)
138 include_directories(AFTER ${LIBAVCODEC_INCLUDE_DIRS} ${LIBAVFORMAT_INCLUDE_DIRS} ${LIBAVUTIL_INCLUDE_DIRS})
139 link_directories(${LIBAVCODEC_LIBRARY_DIRS} ${LIBAVFORMAT_LIBRARY_DIRS} ${LIBAVUTIL_LIBRARY_DIRS})
140 list(APPEND UTIL_SRC "${CMAKE_SOURCE_DIR}/src/platform/ffmpeg/ffmpeg-encoder.c")
141 list(APPEND DEPENDENCY_LIB ${LIBAVCODEC_LIBRARIES} ${LIBAVFORMAT_LIBRARIES} ${LIBAVUTIL_LIBRARIES})
142endif()
143
144if(USE_PNG)
145 add_definitions(-DUSE_PNG)
146 include_directories(AFTER ${PNG_INCLUDE_DIRS})
147 list(APPEND DEPENDENCY_LIB ${PNG_LIBRARIES} ${ZLIB_LIBRARIES})
148endif()
149
150if(USE_LIBZIP)
151 include_directories(AFTER ${LIBZIP_INCLUDE_DIRS})
152 link_directories(${LIBZIP_LIBRARY_DIRS})
153 list(APPEND DEPENDENCY_LIB ${LIBZIP_LIBRARIES})
154 add_definitions(-DENABLE_LIBZIP)
155endif()
156
157# Binaries
158add_library(${BINARY_NAME} SHARED ${ARM_SRC} ${GBA_SRC} ${DEBUGGER_SRC} ${RENDERER_SRC} ${UTIL_SRC} ${VFS_SRC} ${OS_SRC})
159target_link_libraries(${BINARY_NAME} m ${DEBUGGER_LIB} ${OS_LIB} ${DEPENDENCY_LIB})
160install(TARGETS ${BINARY_NAME} DESTINATION lib)
161set_target_properties(${BINARY_NAME} PROPERTIES VERSION ${LIB_VERSION_STRING} SOVERSION ${LIB_VERSION_ABI})
162
163if(BUILD_SDL)
164 add_definitions(-DBUILD_SDL)
165 add_subdirectory(${CMAKE_SOURCE_DIR}/src/platform/sdl ${CMAKE_BINARY_DIR}/sdl)
166endif()
167
168if(BUILD_QT)
169 add_subdirectory(${CMAKE_SOURCE_DIR}/src/platform/qt ${CMAKE_BINARY_DIR}/qt)
170endif()
171
172if(BUILD_PERF)
173 set(PERF_SRC ${CMAKE_SOURCE_DIR}/src/platform/perf-main.c)
174 if(UNIX AND NOT APPLE)
175 list(APPEND PERF_LIB rt)
176 endif()
177
178 add_executable(${BINARY_NAME}-perf ${PERF_SRC})
179 target_link_libraries(${BINARY_NAME}-perf ${BINARY_NAME} ${PERF_LIB})
180 install(TARGETS ${BINARY_NAME}-perf DESTINATION bin)
181 install(FILES ${CMAKE_SOURCE_DIR}/tools/perf.py DESTINATION "${CMAKE_INSTALL_LIBDIR}/${BINARY_NAME}")
182endif()
183
184# Summaries
185message(STATUS "Feature summary:")
186message(STATUS " CLI debugger: ${USE_CLI_DEBUGGER}")
187message(STATUS " GDB stub: ${USE_GDB_STUB}")
188message(STATUS " Video recording: ${USE_FFMPEG}")
189message(STATUS " Screenshot/advanced savestate support: ${USE_PNG}")
190message(STATUS " ZIP support: ${USE_LIBZIP}")
191message(STATUS "Frontend summary:")
192message(STATUS " Qt: ${BUILD_QT}")
193message(STATUS " SDL (${SDL_VERSION}): ${BUILD_SDL}")
194message(STATUS " Profiling: ${BUILD_PERF}")