1 if(${CMAKE_SOURCE_DIR} STREQUAL ${CMAKE_BINARY_DIR})
2 message(FATAL_ERROR "Prevented in-tree built. Please create a build directory outside of the SDL source code and call cmake from there")
5 cmake_minimum_required(VERSION 2.8)
7 include(CheckFunctionExists)
8 include(CheckLibraryExists)
9 include(CheckIncludeFiles)
10 include(CheckIncludeFile)
11 include(CheckSymbolExists)
12 include(CheckCSourceRuns)
13 include(CheckCCompilerFlag)
14 include(CheckTypeSize)
15 include(CheckStructHasMember)
16 include(CMakeDependentOption)
17 include(FindPkgConfig)
18 set(CMAKE_MODULE_PATH "${SDL2_SOURCE_DIR}/cmake")
19 include(${SDL2_SOURCE_DIR}/cmake/macros.cmake)
20 include(${SDL2_SOURCE_DIR}/cmake/sdlchecks.cmake)
23 # Edit include/SDL_version.h and change the version, then:
24 # SDL_MICRO_VERSION += 1;
25 # SDL_INTERFACE_AGE += 1;
26 # SDL_BINARY_AGE += 1;
27 # if any functions have been added, set SDL_INTERFACE_AGE to 0.
28 # if backwards compatibility has been broken,
29 # set SDL_BINARY_AGE and SDL_INTERFACE_AGE to 0.
30 set(SDL_MAJOR_VERSION 2)
31 set(SDL_MINOR_VERSION 0)
32 set(SDL_MICRO_VERSION 4)
33 set(SDL_INTERFACE_AGE 0)
35 set(SDL_VERSION "${SDL_MAJOR_VERSION}.${SDL_MINOR_VERSION}.${SDL_MICRO_VERSION}")
37 # Calculate a libtool-like version number
38 math(EXPR LT_CURRENT "${SDL_MICRO_VERSION} - ${SDL_INTERFACE_AGE}")
39 math(EXPR LT_AGE "${SDL_BINARY_AGE} - ${SDL_INTERFACE_AGE}")
40 math(EXPR LT_MAJOR "${LT_CURRENT}- ${LT_AGE}")
41 set(LT_REVISION "${SDL_INTERFACE_AGE}")
42 set(LT_RELEASE "${SDL_MAJOR_VERSION}.${SDL_MINOR_VERSION}")
43 set(LT_VERSION "${LT_MAJOR}.${LT_AGE}.${LT_REVISION}")
45 message(STATUS "${LT_VERSION} :: ${LT_AGE} :: ${LT_REVISION} :: ${LT_CURRENT} :: ${LT_RELEASE}")
47 # General settings & flags
48 set(LIBRARY_OUTPUT_DIRECTORY "build")
49 # Check for 64 or 32 bit
50 set(SIZEOF_VOIDP ${CMAKE_SIZEOF_VOID_P})
51 if(CMAKE_SIZEOF_VOID_P EQUAL 8)
53 set(PROCESSOR_ARCH "x64")
56 set(PROCESSOR_ARCH "x86")
68 elseif(UNIX AND NOT APPLE)
69 if(CMAKE_SYSTEM_NAME MATCHES ".*Linux")
71 elseif(CMAKE_SYSTEM_NAME MATCHES "kFreeBSD.*")
73 elseif(CMAKE_SYSTEM_NAME MATCHES "kNetBSD.*|NetBSD.*")
75 elseif(CMAKE_SYSTEM_NAME MATCHES "kOpenBSD.*|OpenBSD.*")
77 elseif(CMAKE_SYSTEM_NAME MATCHES ".*GNU.*")
79 elseif(CMAKE_SYSTEM_NAME MATCHES ".*BSDI.*")
81 elseif(CMAKE_SYSTEM_NAME MATCHES "DragonFly.*|FreeBSD")
83 elseif(CMAKE_SYSTEM_NAME MATCHES "SYSV5.*")
85 elseif(CMAKE_SYSTEM_NAME MATCHES "Solaris.*")
87 elseif(CMAKE_SYSTEM_NAME MATCHES "HP-UX.*")
89 elseif(CMAKE_SYSTEM_NAME MATCHES "AIX.*")
91 elseif(CMAKE_SYSTEM_NAME MATCHES "Minix.*")
95 if(CMAKE_SYSTEM_NAME MATCHES ".*Darwin.*")
97 elseif(CMAKE_SYSTEM_NAME MATCHES ".*MacOS.*")
101 elseif(CMAKE_SYSTEM_NAME MATCHES "BeOS.*")
102 message_error("BeOS support has been removed as of SDL 2.0.2.")
103 elseif(CMAKE_SYSTEM_NAME MATCHES "Haiku.*")
107 # Don't mistake osx for unix
108 if(UNIX AND NOT APPLE)
115 set(UNIX_OR_MAC_SYS ON)
117 set(UNIX_OR_MAC_SYS OFF)
120 if (UNIX_OR_MAC_SYS AND NOT EMSCRIPTEN) # JavaScript does not yet have threading support, so disable pthreads when building for Emscripten.
121 set(SDL_PTHREADS_ENABLED_BY_DEFAULT ON)
123 set(SDL_PTHREADS_ENABLED_BY_DEFAULT OFF)
126 # Default option knobs
128 set(OPT_DEF_SSEMATH ON)
130 if(UNIX OR MINGW OR MSYS)
135 if(CMAKE_COMPILER_IS_GNUCC)
137 set(OPT_DEF_ASM TRUE)
138 elseif(CMAKE_C_COMPILER_ID MATCHES "Clang")
140 set(OPT_DEF_ASM TRUE)
141 elseif(MSVC_VERSION GREATER 1400) # VisualStudio 8.0+
142 set(OPT_DEF_ASM TRUE)
143 #set(CMAKE_C_FLAGS "/ZI /WX- /
145 set(OPT_DEF_ASM FALSE)
148 # Default flags, if not set otherwise
149 if("$ENV{CFLAGS}" STREQUAL "")
150 if(USE_GCC OR USE_CLANG)
151 set(CMAKE_C_FLAGS "-g -O3")
154 set(CMAKE_C_FLAGS "$ENV{CFLAGS}")
155 list(APPEND EXTRA_CFLAGS "$ENV{CFLAGS}")
157 if(NOT ("$ENV{CFLAGS}" STREQUAL "")) # Hackish, but does the trick on Win32
158 list(APPEND EXTRA_LDFLAGS "$ENV{LDFLAGS}")
162 option(FORCE_STATIC_VCRT "Force /MT for static VC runtimes" OFF)
163 if(FORCE_STATIC_VCRT)
165 CMAKE_C_FLAGS CMAKE_C_FLAGS_DEBUG CMAKE_C_FLAGS_RELEASE
166 CMAKE_C_FLAGS_MINSIZEREL CMAKE_C_FLAGS_RELWITHDEBINFO)
167 if(${flag_var} MATCHES "/MD")
168 string(REGEX REPLACE "/MD" "/MT" ${flag_var} "${${flag_var}}")
173 # Make sure /RTC1 is disabled, otherwise it will use functions from the CRT
175 CMAKE_C_FLAGS CMAKE_C_FLAGS_DEBUG CMAKE_C_FLAGS_RELEASE
176 CMAKE_C_FLAGS_MINSIZEREL CMAKE_C_FLAGS_RELWITHDEBINFO)
177 string(REGEX REPLACE "/RTC(su|[1su])" "" ${flag_var} "${${flag_var}}")
181 # Those are used for pkg-config and friends, so that the SDL2.pc, sdl2-config,
182 # etc. are created correctly.
183 set(SDL_LIBS "-lSDL2")
186 # Emscripten toolchain has a nonempty default value for this, and the checks
187 # in this file need to change that, so remember the original value, and
188 # restore back to that afterwards. For check_function_exists() to work in
189 # Emscripten, this value must be at its default value.
190 set(ORIG_CMAKE_REQUIRED_FLAGS ${CMAKE_REQUIRED_FLAGS})
193 # We build SDL on cygwin without the UNIX emulation layer
194 include_directories("-I/usr/include/mingw")
195 set(CMAKE_REQUIRED_FLAGS "-mno-cygwin")
196 check_c_source_compiles("int main(int argc, char **argv) {}"
198 set(CMAKE_REQUIRED_FLAGS ${ORIG_CMAKE_REQUIRED_FLAGS})
199 if(HAVE_GCC_NO_CYGWIN)
200 list(APPEND EXTRA_LDFLAGS "-mno-cygwin")
201 list(APPEND SDL_LIBS "-mno-cygwin")
203 set(SDL_CFLAGS "${SDL_CFLAGS} -I/usr/include/mingw")
206 add_definitions(-DUSING_GENERATED_CONFIG_H)
208 include_directories(${SDL2_BINARY_DIR}/include ${SDL2_SOURCE_DIR}/include)
210 # All these ENABLED_BY_DEFAULT vars will default to ON if not specified, so
211 # you only need to have a platform override them if they are disabling.
212 set(OPT_DEF_ASM TRUE)
214 # Set up default values for the currently supported set of subsystems:
215 # Emscripten/Javascript does not have assembly support, a dynamic library
216 # loading architecture, low-level CPU inspection or multithreading.
217 set(OPT_DEF_ASM FALSE)
218 set(SDL_SHARED_ENABLED_BY_DEFAULT OFF)
219 set(SDL_ATOMIC_ENABLED_BY_DEFAULT OFF)
220 set(SDL_THREADS_ENABLED_BY_DEFAULT OFF)
221 set(SDL_LOADSO_ENABLED_BY_DEFAULT OFF)
222 set(SDL_CPUINFO_ENABLED_BY_DEFAULT OFF)
223 set(SDL_DLOPEN_ENABLED_BY_DEFAULT OFF)
226 if (NOT DEFINED SDL_SHARED_ENABLED_BY_DEFAULT)
227 set(SDL_SHARED_ENABLED_BY_DEFAULT ON)
231 Atomic Audio Video Render Events Joystick Haptic Power Threads Timers
232 File Loadso CPUinfo Filesystem Dlopen)
233 foreach(_SUB ${SDL_SUBSYSTEMS})
234 string(TOUPPER ${_SUB} _OPT)
235 if (NOT DEFINED SDL_${_OPT}_ENABLED_BY_DEFAULT)
236 set(SDL_${_OPT}_ENABLED_BY_DEFAULT ON)
238 option(SDL_${_OPT} "Enable the ${_SUB} subsystem" ${SDL_${_OPT}_ENABLED_BY_DEFAULT})
241 option_string(ASSERTIONS "Enable internal sanity checks (auto/disabled/release/enabled/paranoid)" "auto")
242 #set_option(DEPENDENCY_TRACKING "Use gcc -MMD -MT dependency tracking" ON)
243 set_option(LIBC "Use the system C library" ${OPT_DEF_LIBC})
244 set_option(GCC_ATOMICS "Use gcc builtin atomics" ${USE_GCC})
245 set_option(ASSEMBLY "Enable assembly routines" ${OPT_DEF_ASM})
246 set_option(SSEMATH "Allow GCC to use SSE floating point math" ${OPT_DEF_SSEMATH})
247 set_option(MMX "Use MMX assembly routines" ${OPT_DEF_ASM})
248 set_option(3DNOW "Use 3Dnow! MMX assembly routines" ${OPT_DEF_ASM})
249 set_option(SSE "Use SSE assembly routines" ${OPT_DEF_ASM})
250 set_option(SSE2 "Use SSE2 assembly routines" ${OPT_DEF_SSEMATH})
251 set_option(ALTIVEC "Use Altivec assembly routines" ${OPT_DEF_ASM})
252 set_option(DISKAUDIO "Support the disk writer audio driver" ON)
253 set_option(DUMMYAUDIO "Support the dummy audio driver" ON)
254 set_option(VIDEO_DIRECTFB "Use DirectFB video driver" OFF)
255 dep_option(DIRECTFB_SHARED "Dynamically load directfb support" ON "VIDEO_DIRECTFB" OFF)
256 set_option(FUSIONSOUND "Use FusionSound audio driver" OFF)
257 dep_option(FUSIONSOUND_SHARED "Dynamically load fusionsound audio support" ON "FUSIONSOUND" OFF)
258 set_option(VIDEO_DUMMY "Use dummy video driver" ON)
259 set_option(VIDEO_OPENGL "Include OpenGL support" ON)
260 set_option(VIDEO_OPENGLES "Include OpenGL ES support" ON)
261 set_option(PTHREADS "Use POSIX threads for multi-threading" ${SDL_PTHREADS_ENABLED_BY_DEFAULT})
262 dep_option(PTHREADS_SEM "Use pthread semaphores" ON "PTHREADS" OFF)
263 set_option(SDL_DLOPEN "Use dlopen for shared object loading" ${SDL_DLOPEN_ENABLED_BY_DEFAULT})
264 set_option(OSS "Support the OSS audio API" ${UNIX_SYS})
265 set_option(ALSA "Support the ALSA audio API" ${UNIX_SYS})
266 dep_option(ALSA_SHARED "Dynamically load ALSA audio support" ON "ALSA" OFF)
267 set_option(ESD "Support the Enlightened Sound Daemon" ${UNIX_SYS})
268 dep_option(ESD_SHARED "Dynamically load ESD audio support" ON "ESD" OFF)
269 set_option(PULSEAUDIO "Use PulseAudio" ${UNIX_SYS})
270 dep_option(PULSEAUDIO_SHARED "Dynamically load PulseAudio support" ON "PULSEAUDIO" OFF)
271 set_option(ARTS "Support the Analog Real Time Synthesizer" ${UNIX_SYS})
272 dep_option(ARTS_SHARED "Dynamically load aRts audio support" ON "ARTS" OFF)
273 set_option(NAS "Support the NAS audio API" ${UNIX_SYS})
274 set_option(NAS_SHARED "Dynamically load NAS audio API" ${UNIX_SYS})
275 set_option(SNDIO "Support the sndio audio API" ${UNIX_SYS})
276 set_option(RPATH "Use an rpath when linking SDL" ${UNIX_SYS})
277 set_option(CLOCK_GETTIME "Use clock_gettime() instead of gettimeofday()" OFF)
278 set_option(INPUT_TSLIB "Use the Touchscreen library for input" ${UNIX_SYS})
279 set_option(VIDEO_X11 "Use X11 video driver" ${UNIX_SYS})
280 set_option(VIDEO_WAYLAND "Use Wayland video driver" ${UNIX_SYS})
281 dep_option(WAYLAND_SHARED "Dynamically load Wayland support" ON "VIDEO_WAYLAND" OFF)
282 dep_option(VIDEO_WAYLAND_QT_TOUCH "QtWayland server support for Wayland video driver" ON "VIDEO_WAYLAND" OFF)
283 set_option(VIDEO_MIR "Use Mir video driver" ${UNIX_SYS})
284 dep_option(MIR_SHARED "Dynamically load Mir support" ON "VIDEO_MIR" OFF)
285 set_option(VIDEO_RPI "Use Raspberry Pi video driver" ${UNIX_SYS})
286 dep_option(X11_SHARED "Dynamically load X11 support" ON "VIDEO_X11" OFF)
287 set(SDL_X11_OPTIONS Xcursor Xinerama XInput Xrandr Xscrnsaver XShape Xvm)
288 foreach(_SUB ${SDL_X11_OPTIONS})
289 string(TOUPPER "VIDEO_X11_${_SUB}" _OPT)
290 dep_option(${_OPT} "Enable ${_SUB} support" ON "VIDEO_X11" OFF)
292 set_option(VIDEO_COCOA "Use Cocoa video driver" ${APPLE})
293 set_option(DIRECTX "Use DirectX for Windows audio/video" ${WINDOWS})
294 set_option(RENDER_D3D "Enable the Direct3D render driver" ${WINDOWS})
295 set_option(VIDEO_VIVANTE "Use Vivante EGL video driver" ${UNIX_SYS})
297 # TODO: We should (should we?) respect cmake's ${BUILD_SHARED_LIBS} flag here
298 # The options below are for compatibility to configure's default behaviour.
299 set(SDL_SHARED ${SDL_SHARED_ENABLED_BY_DEFAULT} CACHE BOOL "Build a shared version of the library")
300 set(SDL_STATIC ON CACHE BOOL "Build a static version of the library")
302 # General source files
303 file(GLOB SOURCE_FILES
304 ${SDL2_SOURCE_DIR}/src/*.c
305 ${SDL2_SOURCE_DIR}/src/atomic/*.c
306 ${SDL2_SOURCE_DIR}/src/audio/*.c
307 ${SDL2_SOURCE_DIR}/src/cpuinfo/*.c
308 ${SDL2_SOURCE_DIR}/src/dynapi/*.c
309 ${SDL2_SOURCE_DIR}/src/events/*.c
310 ${SDL2_SOURCE_DIR}/src/file/*.c
311 ${SDL2_SOURCE_DIR}/src/libm/*.c
312 ${SDL2_SOURCE_DIR}/src/render/*.c
313 ${SDL2_SOURCE_DIR}/src/render/*/*.c
314 ${SDL2_SOURCE_DIR}/src/stdlib/*.c
315 ${SDL2_SOURCE_DIR}/src/thread/*.c
316 ${SDL2_SOURCE_DIR}/src/timer/*.c
317 ${SDL2_SOURCE_DIR}/src/video/*.c)
320 if(ASSERTIONS STREQUAL "auto")
321 # Do nada - use optimization settings to determine the assertion level
322 elseif(ASSERTIONS STREQUAL "disabled")
323 set(SDL_DEFAULT_ASSERT_LEVEL 0)
324 elseif(ASSERTIONS STREQUAL "release")
325 set(SDL_DEFAULT_ASSERT_LEVEL 1)
326 elseif(ASSERTIONS STREQUAL "enabled")
327 set(SDL_DEFAULT_ASSERT_LEVEL 2)
328 elseif(ASSERTIONS STREQUAL "paranoid")
329 set(SDL_DEFAULT_ASSERT_LEVEL 3)
331 message_error("unknown assertion level")
333 set(HAVE_ASSERTIONS ${ASSERTIONS})
335 # Compiler option evaluation
336 if(USE_GCC OR USE_CLANG)
337 if(DEPENDENCY_TRACKING)
338 check_c_source_compiles("
339 #if !defined(__GNUC__) || __GNUC__ < 3
340 #error Dependency tracking requires GCC 3.0 or newer
342 int main(int argc, char **argv) { }" HAVE_DEPENDENCY_TRACKING)
346 check_c_source_compiles("int main(int argc, char **argv) {
349 __sync_lock_test_and_set(&a, 4);
350 __sync_lock_test_and_set(&x, y);
351 __sync_fetch_and_add(&a, 1);
352 __sync_bool_compare_and_swap(&a, 5, 10);
353 __sync_bool_compare_and_swap(&x, y, z); }" HAVE_GCC_ATOMICS)
354 if(NOT HAVE_GCC_ATOMICS)
355 check_c_source_compiles("int main(int argc, char **argv) {
357 __sync_lock_test_and_set(&a, 1);
358 __sync_lock_release(&a); }" HAVE_GCC_SYNC_LOCK_TEST_AND_SET)
362 set(CMAKE_REQUIRED_FLAGS "-mpreferred-stack-boundary=2")
363 check_c_source_compiles("int x = 0; int main(int argc, char **argv) {}"
364 HAVE_GCC_PREFERRED_STACK_BOUNDARY)
365 set(CMAKE_REQUIRED_FLAGS ${ORIG_CMAKE_REQUIRED_FLAGS})
367 set(CMAKE_REQUIRED_FLAGS "-fvisibility=hidden -Werror")
368 check_c_source_compiles("
369 #if !defined(__GNUC__) || __GNUC__ < 4
370 #error SDL only uses visibility attributes in GCC 4 or newer
372 int main(int argc, char **argv) {}" HAVE_GCC_FVISIBILITY)
373 if(HAVE_GCC_FVISIBILITY)
374 list(APPEND EXTRA_CFLAGS "-fvisibility=hidden")
376 set(CMAKE_REQUIRED_FLAGS ${ORIG_CMAKE_REQUIRED_FLAGS})
378 check_c_compiler_flag(-Wall HAVE_GCC_WALL)
380 list(APPEND EXTRA_CFLAGS "-Wall")
382 set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wno-multichar")
385 check_c_compiler_flag(-Wshadow HAVE_GCC_WSHADOW)
387 list(APPEND EXTRA_CFLAGS "-Wshadow")
390 set(CMAKE_REQUIRED_FLAGS "-Wl,--no-undefined")
391 check_c_compiler_flag("" HAVE_NO_UNDEFINED)
392 set(CMAKE_REQUIRED_FLAGS ${ORIG_CMAKE_REQUIRED_FLAGS})
393 if(HAVE_NO_UNDEFINED)
394 list(APPEND EXTRA_LDFLAGS "-Wl,--no-undefined")
399 if(USE_GCC OR USE_CLANG)
400 set(SDL_ASSEMBLY_ROUTINES 1)
401 # TODO: Those all seem to be quite GCC specific - needs to be
402 # reworked for better compiler support
403 set(HAVE_ASSEMBLY TRUE)
405 set(CMAKE_REQUIRED_FLAGS "-mmmx")
406 check_c_source_compiles("
409 #ifdef __MINGW64_VERSION_MAJOR
412 #include <mmintrin.h>
415 #include <mmintrin.h>
418 #error Assembler CPP flag not enabled
420 int main(int argc, char **argv) { }" HAVE_MMX)
422 list(APPEND EXTRA_CFLAGS "-mmmx")
424 set(CMAKE_REQUIRED_FLAGS ${ORIG_CMAKE_REQUIRED_FLAGS})
428 set(CMAKE_REQUIRED_FLAGS "-m3dnow")
429 check_c_source_compiles("
432 #error Assembler CPP flag not enabled
434 int main(int argc, char **argv) {
439 list(APPEND EXTRA_CFLAGS "-m3dnow")
441 set(CMAKE_REQUIRED_FLAGS ${ORIG_CMAKE_REQUIRED_FLAGS})
445 set(CMAKE_REQUIRED_FLAGS "-msse")
446 check_c_source_compiles("
449 #ifdef __MINGW64_VERSION_MAJOR
452 #include <xmmintrin.h>
455 #include <xmmintrin.h>
458 #error Assembler CPP flag not enabled
460 int main(int argc, char **argv) { }" HAVE_SSE)
462 list(APPEND EXTRA_CFLAGS "-msse")
464 set(CMAKE_REQUIRED_FLAGS ${ORIG_CMAKE_REQUIRED_FLAGS})
468 set(CMAKE_REQUIRED_FLAGS "-msse2")
469 check_c_source_compiles("
472 #ifdef __MINGW64_VERSION_MAJOR
475 #include <emmintrin.h>
478 #include <emmintrin.h>
481 #error Assembler CPP flag not enabled
483 int main(int argc, char **argv) { }" HAVE_SSE2)
485 list(APPEND EXTRA_CFLAGS "-msse2")
487 set(CMAKE_REQUIRED_FLAGS ${ORIG_CMAKE_REQUIRED_FLAGS})
493 list(APPEND EXTRA_CFLAGS "-mfpmath=387")
495 set(HAVE_SSEMATH TRUE)
500 set(CMAKE_REQUIRED_FLAGS "-maltivec")
501 check_c_source_compiles("
503 vector unsigned int vzero() {
504 return vec_splat_u32(0);
506 int main(int argc, char **argv) { }" HAVE_ALTIVEC_H_HDR)
507 check_c_source_compiles("
508 vector unsigned int vzero() {
509 return vec_splat_u32(0);
511 int main(int argc, char **argv) { }" HAVE_ALTIVEC)
512 set(CMAKE_REQUIRED_FLAGS ${ORIG_CMAKE_REQUIRED_FLAGS})
513 if(HAVE_ALTIVEC OR HAVE_ALTIVEC_H_HDR)
514 set(HAVE_ALTIVEC TRUE) # if only HAVE_ALTIVEC_H_HDR is set
515 list(APPEND EXTRA_CFLAGS "-maltivec")
516 set(SDL_ALTIVEC_BLITTERS 1)
517 if(HAVE_ALTIVEC_H_HDR)
518 set(HAVE_ALTIVEC_H 1)
522 elseif(MSVC_VERSION GREATER 1500)
523 # TODO: SDL_cpuinfo.h needs to support the user's configuration wish
524 # for MSVC - right now it is always activated
531 set(SDL_ASSEMBLY_ROUTINES 1)
535 # if(USE_GCC OR USE_CLANG)
536 # list(APPEND EXTRA_CFLAGS "-mno-sse" "-mno-sse2" "-mno-mmx")
540 # TODO: Can't deactivate on FreeBSD? w/o LIBC, SDL_stdinc.h can't define
543 if(WINDOWS AND NOT MINGW)
545 foreach(_HEADER stdio.h string.h ctype.h math.h)
546 string(TOUPPER "HAVE_${_HEADER}" _UPPER)
547 string(REPLACE "." "_" _HAVE_H ${_UPPER})
552 malloc calloc realloc free qsort abs memset memcpy memmove memcmp
553 strlen _strrev _strupr _strlwr strchr strrchr strstr itoa _ltoa
554 _ultoa strtol strtoul strtoll strtod atoi atof strcmp strncmp
555 _stricmp _strnicmp sscanf atan atan2 acos asin ceil copysign cos
556 cosf fabs floor log pow scalbn sin sinf sqrt sqrtf tan tanf)
557 string(TOUPPER ${_FN} _UPPER)
558 set(HAVE_${_UPPER} 1)
560 if(NOT CYGWIN AND NOT MINGW)
564 add_definitions(-D_USE_MATH_DEFINES) # needed for M_PI
568 check_include_file(sys/types.h HAVE_SYS_TYPES_H)
570 stdio.h stdlib.h stddef.h stdarg.h malloc.h memory.h string.h
571 strings.h inttypes.h stdint.h ctype.h math.h iconv.h signal.h)
572 string(TOUPPER "HAVE_${_HEADER}" _UPPER)
573 string(REPLACE "." "_" _HAVE_H ${_UPPER})
574 check_include_file("${_HEADER}" ${_HAVE_H})
577 check_include_files("dlfcn.h;stdint.h;stddef.h;inttypes.h;stdlib.h;strings.h;string.h;float.h" STDC_HEADERS)
578 check_type_size("size_t" SIZEOF_SIZE_T)
579 check_symbol_exists(M_PI math.h HAVE_M_PI)
580 # TODO: refine the mprotect check
581 check_c_source_compiles("#include <sys/types.h>
582 #include <sys/mman.h>
583 int main() { }" HAVE_MPROTECT)
585 strtod malloc calloc realloc free getenv setenv putenv unsetenv
586 qsort abs bcopy memset memcpy memmove memcmp strlen strlcpy strlcat
587 strdup _strrev _strupr _strlwr strchr strrchr strstr itoa _ltoa
588 _uitoa _ultoa strtol strtoul _i64toa _ui64toa strtoll strtoull
589 atoi atof strcmp strncmp _stricmp strcasecmp _strnicmp strncasecmp
590 vsscanf vsnprintf fseeko fseeko64 sigaction setjmp
591 nanosleep sysconf sysctlbyname
593 string(TOUPPER ${_FN} _UPPER)
594 set(_HAVEVAR "HAVE_${_UPPER}")
595 check_function_exists("${_FN}" ${_HAVEVAR})
598 check_library_exists(m pow "" HAVE_LIBM)
600 set(CMAKE_REQUIRED_LIBRARIES m)
602 atan atan2 ceil copysign cos cosf fabs floor log pow scalbn sin
603 sinf sqrt sqrtf tan tanf acos asin)
604 string(TOUPPER ${_FN} _UPPER)
605 set(_HAVEVAR "HAVE_${_UPPER}")
606 check_function_exists("${_FN}" ${_HAVEVAR})
608 set(CMAKE_REQUIRED_LIBRARIES)
609 list(APPEND EXTRA_LIBS m)
612 check_library_exists(iconv iconv_open "" HAVE_LIBICONV)
614 list(APPEND EXTRA_LIBS iconv)
619 check_include_file(alloca.h HAVE_ALLOCA_H)
620 check_function_exists(alloca HAVE_ALLOCA)
626 check_struct_has_member("struct sigaction" "sa_sigaction" "signal.h" HAVE_SA_SIGACTION)
636 # Enable/disable various subsystems of the SDL library
637 foreach(_SUB ${SDL_SUBSYSTEMS})
638 string(TOUPPER ${_SUB} _OPT)
640 set(SDL_${_OPT}_DISABLED 1)
644 file(GLOB JOYSTICK_SOURCES ${SDL2_SOURCE_DIR}/src/joystick/*.c)
645 set(SOURCE_FILES ${SOURCE_FILES} ${JOYSTICK_SOURCES})
649 # Haptic requires some private functions from the joystick subsystem.
650 message_error("SDL_HAPTIC requires SDL_JOYSTICK, which is not enabled")
652 file(GLOB HAPTIC_SOURCES ${SDL2_SOURCE_DIR}/src/haptic/*.c)
653 set(SOURCE_FILES ${SOURCE_FILES} ${HAPTIC_SOURCES})
656 file(GLOB POWER_SOURCES ${SDL2_SOURCE_DIR}/src/power/*.c)
657 set(SOURCE_FILES ${SOURCE_FILES} ${POWER_SOURCES})
659 # TODO: in configure.in, the test for LOADSO and SDL_DLOPEN is a bit weird:
660 # if LOADSO is not wanted, SDL_LOADSO_DISABLED is set
661 # If however on Unix or APPLE dlopen() is detected via CheckDLOPEN(),
662 # SDL_LOADSO_DISABLED will not be set, regardless of the LOADSO settings
664 # General SDL subsystem options, valid for all platforms
666 # CheckDummyAudio/CheckDiskAudio - valid for all platforms
668 set(SDL_AUDIO_DRIVER_DUMMY 1)
669 file(GLOB DUMMYAUDIO_SOURCES ${SDL2_SOURCE_DIR}/src/audio/dummy/*.c)
670 set(SOURCE_FILES ${SOURCE_FILES} ${DUMMYAUDIO_SOURCES})
671 set(HAVE_DUMMYAUDIO TRUE)
674 set(SDL_AUDIO_DRIVER_DISK 1)
675 file(GLOB DISKAUDIO_SOURCES ${SDL2_SOURCE_DIR}/src/audio/disk/*.c)
676 set(SOURCE_FILES ${SOURCE_FILES} ${DISKAUDIO_SOURCES})
677 set(HAVE_DISKAUDIO TRUE)
682 # Relevant for Unix/Darwin only
690 set(SDL_VIDEO_DRIVER_DUMMY 1)
691 file(GLOB VIDEO_DUMMY_SOURCES ${SDL2_SOURCE_DIR}/src/video/dummy/*.c)
692 set(SOURCE_FILES ${SOURCE_FILES} ${VIDEO_DUMMY_SOURCES})
693 set(HAVE_VIDEO_DUMMY TRUE)
694 set(HAVE_SDL_VIDEO TRUE)
699 file(GLOB ANDROID_CORE_SOURCES ${SDL2_SOURCE_DIR}/src/core/android/*.c)
700 set(SOURCE_FILES ${SOURCE_FILES} ${ANDROID_CORE_SOURCES})
701 file(GLOB ANDROID_MAIN_SOURCES ${SDL2_SOURCE_DIR}/src/main/android/*.c)
702 set(SOURCE_FILES ${SOURCE_FILES} ${ANDROID_MAIN_SOURCES})
704 set(SDL_AUDIO_DRIVER_ANDROID 1)
705 file(GLOB ANDROID_AUDIO_SOURCES ${SDL2_SOURCE_DIR}/src/audio/android/*.c)
706 set(SOURCE_FILES ${SOURCE_FILES} ${ANDROID_AUDIO_SOURCES})
707 set(HAVE_SDL_AUDIO TRUE)
710 set(SDL_FILESYSTEM_ANDROID 1)
711 file(GLOB ANDROID_FILESYSTEM_SOURCES ${SDL2_SOURCE_DIR}/src/filesystem/android/*.c)
712 set(SOURCE_FILES ${SOURCE_FILES} ${ANDROID_FILESYSTEM_SOURCES})
713 set(HAVE_SDL_FILESYSTEM TRUE)
716 set(SDL_JOYSTICK_ANDROID 1)
717 file(GLOB ANDROID_JOYSTICK_SOURCES ${SDL2_SOURCE_DIR}/src/joystick/android/*.c)
718 set(SOURCE_FILES ${SOURCE_FILES} ${ANDROID_JOYSTICK_SOURCES})
719 set(HAVE_SDL_JOYSTICK TRUE)
722 set(SDL_POWER_ANDROID 1)
723 file(GLOB ANDROID_POWER_SOURCES ${SDL2_SOURCE_DIR}/src/power/android/*.c)
724 set(SOURCE_FILES ${SOURCE_FILES} ${ANDROID_POWER_SOURCES})
725 set(HAVE_SDL_POWER TRUE)
728 set(SDL_VIDEO_DRIVER_ANDROID 1)
729 file(GLOB ANDROID_VIDEO_SOURCES ${SDL2_SOURCE_DIR}/src/video/android/*.c)
730 set(SOURCE_FILES ${SOURCE_FILES} ${ANDROID_VIDEO_SOURCES})
731 set(HAVE_SDL_VIDEO TRUE)
735 set(SDL_VIDEO_OPENGL_EGL 1)
736 set(HAVE_VIDEO_OPENGLES TRUE)
737 set(SDL_VIDEO_OPENGL_ES2 1)
738 set(SDL_VIDEO_RENDER_OGL_ES2 1)
741 list(APPEND EXTRA_LDFLAGS "-Wl,--undefined=Java_org_libsdl_app_SDLActivity_nativeInit")
744 # Platform-specific options and settings
746 # Hide noisy warnings that intend to aid mostly during initial stages of porting a new
747 # project. Uncomment at will for verbose cross-compiling -I/../ path info.
748 add_definitions(-Wno-warn-absolute-paths)
750 set(SDL_AUDIO_DRIVER_EMSCRIPTEN 1)
751 file(GLOB EM_AUDIO_SOURCES ${SDL2_SOURCE_DIR}/src/audio/emscripten/*.c)
752 set(SOURCE_FILES ${SOURCE_FILES} ${EM_AUDIO_SOURCES})
753 set(HAVE_SDL_AUDIO TRUE)
756 set(SDL_FILESYSTEM_EMSCRIPTEN 1)
757 file(GLOB EM_FILESYSTEM_SOURCES ${SDL2_SOURCE_DIR}/src/filesystem/emscripten/*.c)
758 set(SOURCE_FILES ${SOURCE_FILES} ${EM_FILESYSTEM_SOURCES})
759 set(HAVE_SDL_FILESYSTEM TRUE)
762 set(SDL_JOYSTICK_EMSCRIPTEN 1)
763 file(GLOB EM_JOYSTICK_SOURCES ${SDL2_SOURCE_DIR}/src/joystick/emscripten/*.c)
764 set(SOURCE_FILES ${SOURCE_FILES} ${EM_JOYSTICK_SOURCES})
765 set(HAVE_SDL_JOYSTICK TRUE)
768 set(SDL_POWER_EMSCRIPTEN 1)
769 file(GLOB EM_POWER_SOURCES ${SDL2_SOURCE_DIR}/src/power/emscripten/*.c)
770 set(SOURCE_FILES ${SOURCE_FILES} ${EM_POWER_SOURCES})
771 set(HAVE_SDL_POWER TRUE)
774 set(SDL_VIDEO_DRIVER_EMSCRIPTEN 1)
775 file(GLOB EM_VIDEO_SOURCES ${SDL2_SOURCE_DIR}/src/video/emscripten/*.c)
776 set(SOURCE_FILES ${SOURCE_FILES} ${EM_VIDEO_SOURCES})
777 set(HAVE_SDL_VIDEO TRUE)
781 set(SDL_VIDEO_OPENGL_EGL 1)
782 set(HAVE_VIDEO_OPENGLES TRUE)
783 set(SDL_VIDEO_OPENGL_ES2 1)
784 set(SDL_VIDEO_RENDER_OGL_ES2 1)
787 elseif(UNIX AND NOT APPLE)
789 if(SYSV5 OR SOLARIS OR HPUX)
790 set(SDL_AUDIO_DRIVER_SUNAUDIO 1)
791 file(GLOB SUN_AUDIO_SOURCES ${SDL2_SOURCE_DIR}/src/audio/sun/*.c)
792 set(SOURCE_FILES ${SOURCE_FILES} ${SUN_AUDIO_SOURCES})
793 set(HAVE_SDL_AUDIO TRUE)
794 elseif(NETBSD OR OPENBSD)
795 set(SDL_AUDIO_DRIVER_BSD 1)
796 file(GLOB BSD_AUDIO_SOURCES ${SDL2_SOURCE_DIR}/src/audio/bsd/*.c)
797 set(SOURCE_FILES ${SOURCE_FILES} ${BSD_AUDIO_SOURCES})
798 set(HAVE_SDL_AUDIO TRUE)
800 set(SDL_AUDIO_DRIVER_PAUDIO 1)
801 file(GLOB AIX_AUDIO_SOURCES ${SDL2_SOURCE_DIR}/src/audio/paudio/*.c)
802 set(SOURCE_FILES ${SOURCE_FILES} ${AIX_AUDIO_SOURCES})
803 set(HAVE_SDL_AUDIO TRUE)
816 # Need to check for Raspberry PI first and add platform specific compiler flags, otherwise the test for GLES fails!
828 check_c_source_compiles("
829 #include <linux/input.h>
831 #error EVIOCGNAME() ioctl not available
833 int main(int argc, char** argv) {}" HAVE_INPUT_EVENTS)
835 check_c_source_compiles("
836 #include <linux/kd.h>
837 #include <linux/keyboard.h>
839 int main(int argc, char **argv)
842 kbe.kb_table = KG_CTRL;
843 ioctl(0, KDGKBENT, &kbe);
846 file(GLOB CORE_SOURCES ${SDL2_SOURCE_DIR}/src/core/linux/*.c)
847 set(SOURCE_FILES ${SOURCE_FILES} ${CORE_SOURCES})
849 if(HAVE_INPUT_EVENTS)
850 set(SDL_INPUT_LINUXEV 1)
853 if(SDL_HAPTIC AND HAVE_INPUT_EVENTS)
854 set(SDL_HAPTIC_LINUX 1)
855 file(GLOB HAPTIC_SOURCES ${SDL2_SOURCE_DIR}/src/haptic/linux/*.c)
856 set(SOURCE_FILES ${SOURCE_FILES} ${HAPTIC_SOURCES})
857 set(HAVE_SDL_HAPTIC TRUE)
861 set(SDL_INPUT_LINUXKD 1)
864 check_include_file("libudev.h" HAVE_LIBUDEV_H)
866 # !!! FIXME: this needs pkg-config to find the include path, I think.
867 check_include_file("dbus/dbus.h" HAVE_DBUS_DBUS_H)
871 check_c_source_compiles("
873 int main(int argc, char** argv) { }" HAVE_INPUT_TSLIB)
875 set(SDL_INPUT_TSLIB 1)
876 list(APPEND EXTRA_LIBS ts)
881 CheckUSBHID() # seems to be BSD specific - limit the test to BSD only?
882 if(LINUX AND NOT ANDROID)
883 set(SDL_JOYSTICK_LINUX 1)
884 file(GLOB JOYSTICK_SOURCES ${SDL2_SOURCE_DIR}/src/joystick/linux/*.c)
885 set(SOURCE_FILES ${SOURCE_FILES} ${JOYSTICK_SOURCES})
886 set(HAVE_SDL_JOYSTICK TRUE)
893 check_library_exists(rt clock_gettime "" FOUND_CLOCK_GETTIME)
894 if(FOUND_CLOCK_GETTIME)
895 list(APPEND EXTRA_LIBS rt)
896 set(HAVE_CLOCK_GETTIME 1)
898 check_library_exists(c clock_gettime "" FOUND_CLOCK_GETTIME)
899 if(FOUND_CLOCK_GETTIME)
900 set(HAVE_CLOCK_GETTIME 1)
905 check_include_file(linux/version.h HAVE_LINUX_VERSION_H)
906 if(HAVE_LINUX_VERSION_H)
907 set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -DHAVE_LINUX_VERSION_H")
912 set(SDL_POWER_LINUX 1)
913 file(GLOB POWER_SOURCES ${SDL2_SOURCE_DIR}/src/power/linux/*.c)
914 set(SOURCE_FILES ${SOURCE_FILES} ${POWER_SOURCES})
915 set(HAVE_SDL_POWER TRUE)
920 set(SDL_FILESYSTEM_UNIX 1)
921 file(GLOB FILESYSTEM_SOURCES ${SDL2_SOURCE_DIR}/src/filesystem/unix/*.c)
922 set(SOURCE_FILES ${SOURCE_FILES} ${FILESYSTEM_SOURCES})
923 set(HAVE_SDL_FILESYSTEM TRUE)
927 set(SDL_TIMER_UNIX 1)
928 file(GLOB TIMER_SOURCES ${SDL2_SOURCE_DIR}/src/timer/unix/*.c)
929 set(SOURCE_FILES ${SOURCE_FILES} ${TIMER_SOURCES})
930 set(HAVE_SDL_TIMERS TRUE)
934 set(SDL_RLD_FLAGS "")
935 if(BSDI OR FREEBSD OR LINUX OR NETBSD)
936 set(SDL_RLD_FLAGS "-Wl,-rpath,\${libdir}")
938 set(SDL_RLD_FLAGS "-R\${libdir}")
940 set(CMAKE_BUILD_WITH_INSTALL_RPATH TRUE)
945 find_program(WINDRES windres)
947 check_c_source_compiles("
949 int main(int argc, char **argv) { }" HAVE_WIN32_CC)
951 file(GLOB CORE_SOURCES ${SDL2_SOURCE_DIR}/src/core/windows/*.c)
952 set(SOURCE_FILES ${SOURCE_FILES} ${CORE_SOURCES})
955 # Prevent codegen that would use the VC runtime libraries.
956 add_definitions(/GS-)
958 add_definitions(/arch:SSE)
964 if(DEFINED MSVC_VERSION AND NOT ${MSVC_VERSION} LESS 1700)
965 set(USE_WINSDK_DIRECTX TRUE)
967 if(NOT CMAKE_COMPILER_IS_MINGW AND NOT USE_WINSDK_DIRECTX)
968 if("$ENV{DXSDK_DIR}" STREQUAL "")
969 message_error("DIRECTX requires the \$DXSDK_DIR environment variable to be set")
971 set(CMAKE_REQUIRED_FLAGS "/I\"$ENV{DXSDK_DIR}\\Include\"")
975 # xinput.h may need windows.h, but doesn't include it itself.
976 check_c_source_compiles("
979 int main(int argc, char **argv) { }" HAVE_XINPUT_H)
981 check_include_file(xinput.h HAVE_XINPUT_H)
984 check_include_file(d3d9.h HAVE_D3D_H)
985 check_include_file(d3d11_1.h HAVE_D3D11_H)
986 check_include_file(ddraw.h HAVE_DDRAW_H)
987 check_include_file(dsound.h HAVE_DSOUND_H)
988 check_include_file(dinput.h HAVE_DINPUT_H)
989 check_include_file(xaudio2.h HAVE_XAUDIO2_H)
990 check_include_file(dxgi.h HAVE_DXGI_H)
991 if(HAVE_D3D_H OR HAVE_D3D11_H OR HAVE_DDRAW_H OR HAVE_DSOUND_H OR HAVE_DINPUT_H OR HAVE_XAUDIO2_H)
992 set(HAVE_DIRECTX TRUE)
993 if(NOT CMAKE_COMPILER_IS_MINGW AND NOT USE_WINSDK_DIRECTX)
994 # TODO: change $ENV{DXSDL_DIR} to get the path from the include checks
995 link_directories($ENV{DXSDK_DIR}\\lib\\${PROCESSOR_ARCH})
996 include_directories($ENV{DXSDK_DIR}\\Include)
999 set(CMAKE_REQUIRED_FLAGS ${ORIG_CMAKE_REQUIRED_FLAGS})
1003 set(SDL_AUDIO_DRIVER_WINMM 1)
1004 file(GLOB WINMM_AUDIO_SOURCES ${SDL2_SOURCE_DIR}/src/audio/winmm/*.c)
1005 set(SOURCE_FILES ${SOURCE_FILES} ${WINMM_AUDIO_SOURCES})
1006 set(HAVE_SDL_AUDIO TRUE)
1009 set(SDL_AUDIO_DRIVER_DSOUND 1)
1010 file(GLOB DSOUND_AUDIO_SOURCES ${SDL2_SOURCE_DIR}/src/audio/directsound/*.c)
1011 set(SOURCE_FILES ${SOURCE_FILES} ${DSOUND_AUDIO_SOURCES})
1015 set(SDL_AUDIO_DRIVER_XAUDIO2 1)
1016 file(GLOB XAUDIO2_AUDIO_SOURCES ${SDL2_SOURCE_DIR}/src/audio/xaudio2/*.c)
1017 set(SOURCE_FILES ${SOURCE_FILES} ${XAUDIO2_AUDIO_SOURCES})
1022 # requires SDL_LOADSO on Windows (IME, DX, etc.)
1024 message_error("SDL_VIDEO requires SDL_LOADSO, which is not enabled")
1026 set(SDL_VIDEO_DRIVER_WINDOWS 1)
1027 file(GLOB WIN_VIDEO_SOURCES ${SDL2_SOURCE_DIR}/src/video/windows/*.c)
1028 set(SOURCE_FILES ${SOURCE_FILES} ${WIN_VIDEO_SOURCES})
1030 if(RENDER_D3D AND HAVE_D3D_H)
1031 set(SDL_VIDEO_RENDER_D3D 1)
1032 set(HAVE_RENDER_D3D TRUE)
1034 if(RENDER_D3D AND HAVE_D3D11_H)
1035 set(SDL_VIDEO_RENDER_D3D11 1)
1036 set(HAVE_RENDER_D3D TRUE)
1038 set(HAVE_SDL_VIDEO TRUE)
1042 set(SDL_THREAD_WINDOWS 1)
1043 set(SOURCE_FILES ${SOURCE_FILES}
1044 ${SDL2_SOURCE_DIR}/src/thread/windows/SDL_sysmutex.c
1045 ${SDL2_SOURCE_DIR}/src/thread/windows/SDL_syssem.c
1046 ${SDL2_SOURCE_DIR}/src/thread/windows/SDL_systhread.c
1047 ${SDL2_SOURCE_DIR}/src/thread/windows/SDL_systls.c
1048 ${SDL2_SOURCE_DIR}/src/thread/generic/SDL_syscond.c)
1049 set(HAVE_SDL_THREADS TRUE)
1053 set(SDL_POWER_WINDOWS 1)
1054 set(SOURCE_FILES ${SOURCE_FILES} ${SDL2_SOURCE_DIR}/src/power/windows/SDL_syspower.c)
1055 set(HAVE_SDL_POWER TRUE)
1059 set(SDL_FILESYSTEM_WINDOWS 1)
1060 file(GLOB FILESYSTEM_SOURCES ${SDL2_SOURCE_DIR}/src/filesystem/windows/*.c)
1061 set(SOURCE_FILES ${SOURCE_FILES} ${FILESYSTEM_SOURCES})
1062 set(HAVE_SDL_FILESYSTEM TRUE)
1065 # Libraries for Win32 native and MinGW
1066 list(APPEND EXTRA_LIBS user32 gdi32 winmm imm32 ole32 oleaut32 version uuid)
1068 # TODO: in configure.in the check for timers is set on
1069 # cygwin | mingw32* - does this include mingw32CE?
1071 set(SDL_TIMER_WINDOWS 1)
1072 file(GLOB TIMER_SOURCES ${SDL2_SOURCE_DIR}/src/timer/windows/*.c)
1073 set(SOURCE_FILES ${SOURCE_FILES} ${TIMER_SOURCES})
1074 set(HAVE_SDL_TIMERS TRUE)
1078 set(SDL_LOADSO_WINDOWS 1)
1079 file(GLOB LOADSO_SOURCES ${SDL2_SOURCE_DIR}/src/loadso/windows/*.c)
1080 set(SOURCE_FILES ${SOURCE_FILES} ${LOADSO_SOURCES})
1081 set(HAVE_SDL_LOADSO TRUE)
1084 file(GLOB CORE_SOURCES ${SDL2_SOURCE_DIR}/src/core/windows/*.c)
1085 set(SOURCE_FILES ${SOURCE_FILES} ${CORE_SOURCES})
1089 set(SDL_VIDEO_OPENGL 1)
1090 set(SDL_VIDEO_OPENGL_WGL 1)
1091 set(SDL_VIDEO_RENDER_OGL 1)
1092 set(HAVE_VIDEO_OPENGL TRUE)
1096 set(SDL_VIDEO_OPENGL_EGL 1)
1097 set(SDL_VIDEO_OPENGL_ES2 1)
1098 set(SDL_VIDEO_RENDER_OGL_ES2 1)
1099 set(HAVE_VIDEO_OPENGLES TRUE)
1104 file(GLOB JOYSTICK_SOURCES ${SDL2_SOURCE_DIR}/src/joystick/windows/*.c)
1105 set(SOURCE_FILES ${SOURCE_FILES} ${JOYSTICK_SOURCES})
1107 set(SDL_JOYSTICK_DINPUT 1)
1108 list(APPEND EXTRA_LIBS dinput8 dxguid)
1109 if(CMAKE_COMPILER_IS_MINGW)
1110 list(APPEND EXTRA_LIBS dxerr8)
1111 elseif (NOT USE_WINSDK_DIRECTX)
1112 list(APPEND EXTRA_LIBS dxerr)
1116 set(SDL_JOYSTICK_XINPUT 1)
1118 if(NOT HAVE_DINPUT_H AND NOT HAVE_XINPUT_H)
1119 set(SDL_JOYSTICK_WINMM 1)
1121 set(HAVE_SDL_JOYSTICK TRUE)
1124 if(HAVE_DINPUT_H OR HAVE_XINPUT_H)
1125 file(GLOB HAPTIC_SOURCES ${SDL2_SOURCE_DIR}/src/haptic/windows/*.c)
1127 set(SDL_HAPTIC_DINPUT 1)
1130 set(SDL_HAPTIC_XINPUT 1)
1133 file(GLOB HAPTIC_SOURCES ${SDL2_SOURCE_DIR}/src/haptic/dummy/*.c)
1134 set(SDL_HAPTIC_DUMMY 1)
1136 set(SOURCE_FILES ${SOURCE_FILES} ${HAPTIC_SOURCES})
1137 set(HAVE_SDL_HAPTIC TRUE)
1141 file(GLOB VERSION_SOURCES ${SDL2_SOURCE_DIR}/src/main/windows/*.rc)
1142 file(GLOB SDLMAIN_SOURCES ${SDL2_SOURCE_DIR}/src/main/windows/*.c)
1144 list(APPEND EXTRA_LIBS mingw32)
1145 list(APPEND EXTRA_LDFLAGS "-mwindows")
1146 set(SDL_CFLAGS "${SDL_CFLAGS} -Dmain=SDL_main")
1147 list(APPEND SDL_LIBS "-lmingw32" "-lSDL2main" "-mwindows")
1150 # TODO: rework this for proper MacOS X, iOS and Darwin support
1152 # Requires the darwin file implementation
1154 file(GLOB EXTRA_SOURCES ${SDL2_SOURCE_DIR}/src/file/cocoa/*.m)
1155 set(SOURCE_FILES ${EXTRA_SOURCES} ${SOURCE_FILES})
1156 set_source_files_properties(${EXTRA_SOURCES} PROPERTIES LANGUAGE C)
1157 set(HAVE_SDL_FILE TRUE)
1158 set(SDL_FRAMEWORK_COCOA 1)
1159 set(SDL_FRAMEWORK_COREVIDEO 1)
1161 message_error("SDL_FILE must be enabled to build on MacOS X")
1165 set(SDL_AUDIO_DRIVER_COREAUDIO 1)
1166 file(GLOB AUDIO_SOURCES ${SDL2_SOURCE_DIR}/src/audio/coreaudio/*.c)
1167 set(SOURCE_FILES ${SOURCE_FILES} ${AUDIO_SOURCES})
1168 set(HAVE_SDL_AUDIO TRUE)
1169 set(SDL_FRAMEWORK_COREAUDIO 1)
1170 set(SDL_FRAMEWORK_AUDIOUNIT 1)
1174 set(SDL_JOYSTICK_IOKIT 1)
1175 file(GLOB JOYSTICK_SOURCES ${SDL2_SOURCE_DIR}/src/joystick/darwin/*.c)
1176 set(SOURCE_FILES ${SOURCE_FILES} ${JOYSTICK_SOURCES})
1177 set(HAVE_SDL_JOYSTICK TRUE)
1178 set(SDL_FRAMEWORK_IOKIT 1)
1179 set(SDL_FRAMEWORK_FF 1)
1183 set(SDL_HAPTIC_IOKIT 1)
1184 file(GLOB HAPTIC_SOURCES ${SDL2_SOURCE_DIR}/src/haptic/darwin/*.c)
1185 set(SOURCE_FILES ${SOURCE_FILES} ${HAPTIC_SOURCES})
1186 set(HAVE_SDL_HAPTIC TRUE)
1187 set(SDL_FRAMEWORK_IOKIT 1)
1188 set(SDL_FRAMEWORK_FF 1)
1189 if(NOT SDL_JOYSTICK)
1190 message(FATAL_ERROR "SDL_HAPTIC requires SDL_JOYSTICK to be enabled")
1195 set(SDL_POWER_MACOSX 1)
1196 file(GLOB POWER_SOURCES ${SDL2_SOURCE_DIR}/src/power/macosx/*.c)
1197 set(SOURCE_FILES ${SOURCE_FILES} ${POWER_SOURCES})
1198 set(HAVE_SDL_POWER TRUE)
1199 set(SDL_FRAMEWORK_CARBON 1)
1200 set(SDL_FRAMEWORK_IOKIT 1)
1204 set(SDL_TIMER_UNIX 1)
1205 file(GLOB TIMER_SOURCES ${SDL2_SOURCE_DIR}/src/timer/unix/*.c)
1206 set(SOURCE_FILES ${SOURCE_FILES} ${TIMER_SOURCES})
1207 set(HAVE_SDL_TIMERS TRUE)
1211 set(SDL_FILESYSTEM_COCOA 1)
1212 file(GLOB FILESYSTEM_SOURCES ${SDL2_SOURCE_DIR}/src/filesystem/cocoa/*.m)
1213 set_source_files_properties(${FILESYSTEM_SOURCES} PROPERTIES LANGUAGE C)
1214 set(SOURCE_FILES ${SOURCE_FILES} ${FILESYSTEM_SOURCES})
1215 set(HAVE_SDL_FILESYSTEM TRUE)
1218 # Actually load the frameworks at the end so we don't duplicate include.
1219 if(SDL_FRAMEWORK_COREVIDEO)
1220 find_library(COREVIDEO CoreVideo)
1221 list(APPEND EXTRA_LIBS ${COREVIDEO})
1223 if(SDL_FRAMEWORK_COCOA)
1224 find_library(COCOA_LIBRARY Cocoa)
1225 list(APPEND EXTRA_LIBS ${COCOA_LIBRARY})
1227 if(SDL_FRAMEWORK_IOKIT)
1228 find_library(IOKIT IOKit)
1229 list(APPEND EXTRA_LIBS ${IOKIT})
1231 if(SDL_FRAMEWORK_FF)
1232 find_library(FORCEFEEDBACK ForceFeedback)
1233 list(APPEND EXTRA_LIBS ${FORCEFEEDBACK})
1235 if(SDL_FRAMEWORK_CARBON)
1236 find_library(CARBON_LIBRARY Carbon)
1237 list(APPEND EXTRA_LIBS ${CARBON_LIBRARY})
1239 if(SDL_FRAMEWORK_COREAUDIO)
1240 find_library(COREAUDIO CoreAudio)
1241 list(APPEND EXTRA_LIBS ${COREAUDIO})
1243 if(SDL_FRAMEWORK_AUDIOUNIT)
1244 find_library(AUDIOUNIT AudioUnit)
1245 list(APPEND EXTRA_LIBS ${AUDIOUNIT})
1248 # iOS hack needed - http://code.google.com/p/ios-cmake/ ?
1252 set(SDL_VIDEO_OPENGL 1)
1253 set(SDL_VIDEO_OPENGL_CGL 1)
1254 set(SDL_VIDEO_RENDER_OGL 1)
1255 set(HAVE_VIDEO_OPENGL TRUE)
1262 set(SDL_VIDEO_DRIVER_HAIKU 1)
1263 file(GLOB HAIKUVIDEO_SOURCES ${SDL2_SOURCE_DIR}/src/video/haiku/*.c)
1264 set(SOURCE_FILES ${SOURCE_FILES} ${HAIKUVIDEO_SOURCES})
1265 set(HAVE_SDL_VIDEO TRUE)
1267 set(SDL_FILESYSTEM_HAIKU 1)
1268 file(GLOB FILESYSTEM_SOURCES ${SDL2_SOURCE_DIR}/src/filesystem/haiku/*.cc)
1269 set(SOURCE_FILES ${SOURCE_FILES} ${FILESYSTEM_SOURCES})
1270 set(HAVE_SDL_FILESYSTEM TRUE)
1273 set(SDL_TIMER_HAIKU 1)
1274 file(GLOB TIMER_SOURCES ${SDL2_SOURCE_DIR}/src/timer/haiku/*.c)
1275 set(SOURCE_FILES ${SOURCE_FILES} ${TIMER_SOURCES})
1276 set(HAVE_SDL_TIMERS TRUE)
1280 # TODO: Use FIND_PACKAGE(OpenGL) instead
1281 set(SDL_VIDEO_OPENGL 1)
1282 set(SDL_VIDEO_OPENGL_BGL 1)
1283 set(SDL_VIDEO_RENDER_OGL 1)
1284 list(APPEND EXTRA_LIBS GL)
1285 set(HAVE_VIDEO_OPENGL TRUE)
1293 # configure.in does it differently:
1295 # if enable_X { SDL_X_DISABLED = 1 }
1296 # [add dummy sources]
1297 # so it always adds a dummy, without checking, if it was actually requested.
1298 # This leads to missing internal references on building, since the
1299 # src/X/*.c does not get included.
1300 if(NOT HAVE_SDL_JOYSTICK)
1301 set(SDL_JOYSTICK_DISABLED 1)
1302 if(SDL_JOYSTICK AND NOT APPLE) # results in unresolved symbols on OSX
1304 file(GLOB JOYSTICK_SOURCES ${SDL2_SOURCE_DIR}/src/joystick/dummy/*.c)
1305 set(SOURCE_FILES ${SOURCE_FILES} ${JOYSTICK_SOURCES})
1308 if(NOT HAVE_SDL_HAPTIC)
1309 set(SDL_HAPTIC_DISABLED 1)
1310 file(GLOB HAPTIC_SOURCES ${SDL2_SOURCE_DIR}/src/haptic/dummy/*.c)
1311 set(SOURCE_FILES ${SOURCE_FILES} ${HAPTIC_SOURCES})
1313 if(NOT HAVE_SDL_LOADSO)
1314 set(SDL_LOADSO_DISABLED 1)
1315 file(GLOB LOADSO_SOURCES ${SDL2_SOURCE_DIR}/src/loadso/dummy/*.c)
1316 set(SOURCE_FILES ${SOURCE_FILES} ${LOADSO_SOURCES})
1318 if(NOT HAVE_SDL_FILESYSTEM)
1319 set(SDL_FILESYSTEM_DISABLED 1)
1320 file(GLOB FILESYSTEM_SOURCES ${SDL2_SOURCE_DIR}/src/filesystem/dummy/*.c)
1321 set(SOURCE_FILES ${SOURCE_FILES} ${FILESYSTEM_SOURCES})
1324 # We always need to have threads and timers around
1325 if(NOT HAVE_SDL_THREADS)
1326 set(SDL_THREADS_DISABLED 1)
1327 file(GLOB THREADS_SOURCES ${SDL2_SOURCE_DIR}/src/thread/generic/*.c)
1328 set(SOURCE_FILES ${SOURCE_FILES} ${THREADS_SOURCES})
1330 if(NOT HAVE_SDL_TIMERS)
1331 set(SDL_TIMERS_DISABLED 1)
1332 file(GLOB TIMER_SOURCES ${SDL2_SOURCE_DIR}/src/timer/dummy/*.c)
1333 set(SOURCE_FILES ${SOURCE_FILES} ${TIMER_SOURCES})
1336 if(NOT SDLMAIN_SOURCES)
1337 file(GLOB SDLMAIN_SOURCES ${SDL2_SOURCE_DIR}/src/main/dummy/*.c)
1340 # Append the -MMD -MT flags
1341 # if(DEPENDENCY_TRACKING)
1342 # if(COMPILER_IS_GNUCC)
1343 # set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -MMD -MT \$@")
1347 configure_file("${SDL2_SOURCE_DIR}/include/SDL_config.h.cmake"
1348 "${SDL2_BINARY_DIR}/include/SDL_config.h")
1350 # Prepare the flags and remove duplicates
1352 list(REMOVE_DUPLICATES EXTRA_LDFLAGS)
1355 list(REMOVE_DUPLICATES EXTRA_LIBS)
1358 list(REMOVE_DUPLICATES EXTRA_CFLAGS)
1360 listtostr(EXTRA_CFLAGS _EXTRA_CFLAGS)
1361 set(EXTRA_CFLAGS ${_EXTRA_CFLAGS})
1363 # Compat helpers for the configuration files
1364 if(NOT WINDOWS OR CYGWIN)
1365 # TODO: we need a Windows script, too
1366 execute_process(COMMAND sh ${SDL2_SOURCE_DIR}/build-scripts/updaterev.sh)
1368 set(prefix ${CMAKE_INSTALL_PREFIX})
1369 set(exec_prefix "\${prefix}")
1370 set(libdir "\${exec_prefix}/lib${LIB_SUFFIX}")
1371 set(bindir "\${exec_prefix}/bin")
1372 set(includedir "\${prefix}/include")
1374 set(ENABLE_STATIC_TRUE "")
1375 set(ENABLE_STATIC_FALSE "#")
1377 set(ENABLE_STATIC_TRUE "#")
1378 set(ENABLE_STATIC_FALSE "")
1381 set(ENABLE_SHARED_TRUE "")
1382 set(ENABLE_SHARED_FALSE "#")
1384 set(ENABLE_SHARED_TRUE "#")
1385 set(ENABLE_SHARED_FALSE "")
1388 # Clean up the different lists
1389 listtostr(EXTRA_LIBS _EXTRA_LIBS "-l")
1390 set(SDL_STATIC_LIBS ${SDL_LIBS} ${EXTRA_LDFLAGS} ${_EXTRA_LIBS})
1391 list(REMOVE_DUPLICATES SDL_STATIC_LIBS)
1392 listtostr(SDL_STATIC_LIBS _SDL_STATIC_LIBS)
1393 set(SDL_STATIC_LIBS ${_SDL_STATIC_LIBS})
1394 listtostr(SDL_LIBS _SDL_LIBS)
1395 set(SDL_LIBS ${_SDL_LIBS})
1397 # MESSAGE(STATUS "SDL_LIBS: ${SDL_LIBS}")
1398 # MESSAGE(STATUS "SDL_STATIC_LIBS: ${SDL_STATIC_LIBS}")
1400 configure_file("${SDL2_SOURCE_DIR}/sdl2.pc.in"
1401 "${SDL2_BINARY_DIR}/sdl2.pc" @ONLY)
1402 configure_file("${SDL2_SOURCE_DIR}/sdl2-config.in"
1403 "${SDL2_BINARY_DIR}/sdl2-config")
1404 configure_file("${SDL2_SOURCE_DIR}/sdl2-config.in"
1405 "${SDL2_BINARY_DIR}/sdl2-config" @ONLY)
1406 configure_file("${SDL2_SOURCE_DIR}/SDL2.spec.in"
1407 "${SDL2_BINARY_DIR}/SDL2.spec" @ONLY)
1410 ##### Info output #####
1412 message(STATUS "SDL2 was configured with the following options:")
1414 message(STATUS "Platform: ${CMAKE_SYSTEM}")
1415 message(STATUS "64-bit: ${ARCH_64}")
1416 message(STATUS "Compiler: ${CMAKE_C_COMPILER}")
1418 message(STATUS "Subsystems:")
1419 foreach(_SUB ${SDL_SUBSYSTEMS})
1420 string(TOUPPER ${_SUB} _OPT)
1421 message_bool_option(${_SUB} SDL_${_OPT})
1424 message(STATUS "Options:")
1425 list(SORT ALLOPTIONS)
1426 foreach(_OPT ${ALLOPTIONS})
1427 # Longest option is VIDEO_X11_XSCREENSAVER = 22 characters
1429 string(LENGTH ${_OPT} _OPTLEN)
1430 math(EXPR _PADLEN "23 - ${_OPTLEN}")
1431 string(RANDOM LENGTH ${_PADLEN} ALPHABET " " _PADDING)
1432 message_tested_option(${_OPT} ${_PADDING})
1435 message(STATUS " CFLAGS: ${CMAKE_C_FLAGS}")
1436 message(STATUS " EXTRA_CFLAGS: ${EXTRA_CFLAGS}")
1437 message(STATUS " EXTRA_LDFLAGS: ${EXTRA_LDFLAGS}")
1438 message(STATUS " EXTRA_LIBS: ${EXTRA_LIBS}")
1440 message(STATUS " Build Shared Library: ${SDL_SHARED}")
1441 message(STATUS " Build Static Library: ${SDL_STATIC}")
1444 message(STATUS "If something was not detected, although the libraries")
1445 message(STATUS "were installed, then make sure you have set the")
1446 message(STATUS "CFLAGS and LDFLAGS environment variables correctly.")
1450 # Ensure that the extra cflags are used at compile time
1451 set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${EXTRA_CFLAGS}")
1453 # Always build SDLmain
1454 add_library(SDL2main STATIC ${SDLMAIN_SOURCES})
1455 set(_INSTALL_LIBS "SDL2main")
1458 add_library(SDL2 SHARED ${SOURCE_FILES})
1460 set_target_properties(SDL2 PROPERTIES
1461 VERSION ${LT_VERSION}
1462 SOVERSION ${LT_REVISION}
1463 OUTPUT_NAME "SDL2-${LT_RELEASE}")
1465 set_target_properties(SDL2 PROPERTIES
1466 VERSION ${SDL_VERSION}
1467 SOVERSION ${LT_REVISION}
1471 # Don't try to link with the default set of libraries.
1472 set_target_properties(SDL2 PROPERTIES LINK_FLAGS_RELEASE "/NODEFAULTLIB")
1473 set_target_properties(SDL2 PROPERTIES LINK_FLAGS_DEBUG "/NODEFAULTLIB")
1474 set_target_properties(SDL2 PROPERTIES STATIC_LIBRARY_FLAGS "/NODEFAULTLIB")
1476 set(_INSTALL_LIBS "SDL2" ${_INSTALL_LIBS})
1477 target_link_libraries(SDL2 ${EXTRA_LIBS} ${EXTRA_LDFLAGS})
1481 set (BUILD_SHARED_LIBS FALSE)
1482 add_library(SDL2-static STATIC ${SOURCE_FILES})
1483 set_target_properties(SDL2-static PROPERTIES OUTPUT_NAME "SDL2")
1485 set_target_properties(SDL2-static PROPERTIES LINK_FLAGS_RELEASE "/NODEFAULTLIB")
1486 set_target_properties(SDL2-static PROPERTIES LINK_FLAGS_DEBUG "/NODEFAULTLIB")
1487 set_target_properties(SDL2-static PROPERTIES STATIC_LIBRARY_FLAGS "/NODEFAULTLIB")
1489 # TODO: Win32 platforms keep the same suffix .lib for import and static
1490 # libraries - do we need to consider this?
1491 set(_INSTALL_LIBS "SDL2-static" ${_INSTALL_LIBS})
1492 target_link_libraries(SDL2-static ${EXTRA_LIBS} ${EXTRA_LDFLAGS})
1495 ##### Installation targets #####
1496 install(TARGETS ${_INSTALL_LIBS}
1497 LIBRARY DESTINATION "lib${LIB_SUFFIX}"
1498 ARCHIVE DESTINATION "lib${LIB_SUFFIX}"
1499 RUNTIME DESTINATION bin)
1501 file(GLOB INCLUDE_FILES ${SDL2_SOURCE_DIR}/include/*.h)
1502 file(GLOB BIN_INCLUDE_FILES ${SDL2_BINARY_DIR}/include/*.h)
1503 foreach(_FNAME ${BIN_INCLUDE_FILES})
1504 get_filename_component(_INCNAME ${_FNAME} NAME)
1505 list(REMOVE_ITEM INCLUDE_FILES ${SDL2_SOURCE_DIR}/include/${_INCNAME})
1507 list(APPEND INCLUDE_FILES ${BIN_INCLUDE_FILES})
1508 install(FILES ${INCLUDE_FILES} DESTINATION include/SDL2)
1510 if(NOT WINDOWS OR CYGWIN)
1513 execute_process(COMMAND ${CMAKE_COMMAND} -E create_symlink
1514 \"libSDL2-2.0.so\" \"libSDL2.so\")")
1515 install(FILES ${SDL2_BINARY_DIR}/libSDL2.so DESTINATION "lib${LIB_SUFFIX}")
1518 # FreeBSD uses ${PREFIX}/libdata/pkgconfig
1519 install(FILES ${SDL2_BINARY_DIR}/sdl2.pc DESTINATION "libdata/pkgconfig")
1521 install(FILES ${SDL2_BINARY_DIR}/sdl2.pc
1522 DESTINATION "lib${LIB_SUFFIX}/pkgconfig")
1524 install(PROGRAMS ${SDL2_BINARY_DIR}/sdl2-config DESTINATION bin)
1525 # TODO: what about the .spec file? Is it only needed for RPM creation?
1526 install(FILES "${SDL2_SOURCE_DIR}/sdl2.m4" DESTINATION "share/aclocal")
1529 ##### Uninstall target #####
1532 "${CMAKE_CURRENT_SOURCE_DIR}/cmake_uninstall.cmake.in"
1533 "${CMAKE_CURRENT_BINARY_DIR}/cmake_uninstall.cmake"
1536 add_custom_target(uninstall
1537 COMMAND ${CMAKE_COMMAND} -P ${CMAKE_CURRENT_BINARY_DIR}/cmake_uninstall.cmake)