1macro(FindLibraryAndSONAME _LIB) 2 string(TOUPPER ${_LIB} _UPPERLNAME) 3 string(REGEX REPLACE "\\-" "_" _LNAME "${_UPPERLNAME}") 4 5 find_library(${_LNAME}_LIB ${_LIB}) 6 if(${_LNAME}_LIB) 7 # reduce the library name for shared linking 8 9 get_filename_component(_LIB_REALPATH ${${_LNAME}_LIB} REALPATH) # resolves symlinks 10 get_filename_component(_LIB_JUSTNAME ${_LIB_REALPATH} NAME) 11 12 if(APPLE) 13 string(REGEX REPLACE "(\\.[0-9]*)\\.[0-9\\.]*dylib$" "\\1.dylib" _LIB_REGEXD "${_LIB_JUSTNAME}") 14 else() 15 string(REGEX REPLACE "(\\.[0-9]*)\\.[0-9\\.]*$" "\\1" _LIB_REGEXD "${_LIB_JUSTNAME}") 16 endif() 17 18 SET(_DEBUG_FindSONAME FALSE) 19 if(_DEBUG_FindSONAME) 20 message_warn("DYNLIB OUTPUTVAR: ${_LIB} ... ${_LNAME}_LIB") 21 message_warn("DYNLIB ORIGINAL LIB: ${_LIB} ... ${${_LNAME}_LIB}") 22 message_warn("DYNLIB REALPATH LIB: ${_LIB} ... ${_LIB_REALPATH}") 23 message_warn("DYNLIB JUSTNAME LIB: ${_LIB} ... ${_LIB_JUSTNAME}") 24 message_warn("DYNLIB REGEX'd LIB: ${_LIB} ... ${_LIB_REGEXD}") 25 endif() 26 27 message(STATUS "dynamic lib${_LIB} -> ${_LIB_REGEXD}") 28 set(${_LNAME}_LIB_SONAME ${_LIB_REGEXD}) 29 endif() 30endmacro() 31 32macro(CheckDLOPEN) 33 check_symbol_exists(dlopen "dlfcn.h" HAVE_DLOPEN) 34 if(NOT HAVE_DLOPEN) 35 check_library_exists(dl dlopen "" DLOPEN_LIB) 36 if(DLOPEN_LIB) 37 list(APPEND EXTRA_LIBS dl) 38 set(_DLLIB dl) 39 set(HAVE_DLOPEN TRUE) 40 endif() 41 endif() 42 if(HAVE_DLOPEN) 43 if(_DLLIB) 44 set(CMAKE_REQUIRED_LIBRARIES ${_DLLIB}) 45 endif() 46 check_c_source_compiles(" 47 #include <dlfcn.h> 48 int main(int argc, char **argv) { 49 void *handle = dlopen(\"\", RTLD_NOW); 50 const char *loaderror = (char *) dlerror(); 51 }" HAVE_DLOPEN) 52 set(CMAKE_REQUIRED_LIBRARIES) 53 endif() 54endmacro() 55 56macro(CheckO_CLOEXEC) 57 check_c_source_compiles(" 58 #include <fcntl.h> 59 int flag = O_CLOEXEC; 60 int main(void) { 61 }" HAVE_O_CLOEXEC) 62endmacro() 63 64# Requires: 65# - n/a 66macro(CheckOSS) 67 if(SDL_OSS) 68 set(OSS_HEADER_FILE "sys/soundcard.h") 69 check_c_source_compiles(" 70 #include <sys/soundcard.h> 71 int main() { int arg = SNDCTL_DSP_SETFRAGMENT; }" OSS_FOUND) 72 if(NOT OSS_FOUND) 73 set(OSS_HEADER_FILE "soundcard.h") 74 check_c_source_compiles(" 75 #include <soundcard.h> 76 int main() { int arg = SNDCTL_DSP_SETFRAGMENT; }" OSS_FOUND) 77 endif() 78 79 if(OSS_FOUND) 80 set(HAVE_OSS TRUE) 81 file(GLOB OSS_SOURCES ${SDL2_SOURCE_DIR}/src/audio/dsp/*.c) 82 if(OSS_HEADER_FILE STREQUAL "soundcard.h") 83 set(SDL_AUDIO_DRIVER_OSS_SOUNDCARD_H 1) 84 endif() 85 set(SDL_AUDIO_DRIVER_OSS 1) 86 set(SOURCE_FILES ${SOURCE_FILES} ${OSS_SOURCES}) 87 if(NETBSD OR OPENBSD) 88 list(APPEND EXTRA_LIBS ossaudio) 89 endif() 90 set(HAVE_SDL_AUDIO TRUE) 91 endif() 92 endif() 93endmacro() 94 95# Requires: 96# - n/a 97# Optional: 98# - SDL_ALSA_SHARED opt 99# - HAVE_SDL_LOADSO opt 100macro(CheckALSA) 101 if(SDL_ALSA) 102 CHECK_INCLUDE_FILE(alsa/asoundlib.h HAVE_ASOUNDLIB_H) 103 if(HAVE_ASOUNDLIB_H) 104 CHECK_LIBRARY_EXISTS(asound snd_pcm_recover "" HAVE_LIBASOUND) 105 endif() 106 if(HAVE_LIBASOUND) 107 set(HAVE_ALSA TRUE) 108 file(GLOB ALSA_SOURCES ${SDL2_SOURCE_DIR}/src/audio/alsa/*.c) 109 set(SOURCE_FILES ${SOURCE_FILES} ${ALSA_SOURCES}) 110 set(SDL_AUDIO_DRIVER_ALSA 1) 111 if(SDL_ALSA_SHARED AND NOT HAVE_SDL_LOADSO) 112 message_warn("You must have SDL_LoadObject() support for dynamic ALSA loading") 113 endif() 114 if(SDL_ALSA_SHARED AND HAVE_SDL_LOADSO) 115 FindLibraryAndSONAME("asound") 116 set(SDL_AUDIO_DRIVER_ALSA_DYNAMIC "\"${ASOUND_LIB_SONAME}\"") 117 set(HAVE_ALSA_SHARED TRUE) 118 else() 119 list(APPEND EXTRA_LIBS asound) 120 endif() 121 set(HAVE_SDL_AUDIO TRUE) 122 endif() 123 endif() 124endmacro() 125 126# Requires: 127# - PkgCheckModules 128# Optional: 129# - SDL_PIPEWIRE_SHARED opt 130# - HAVE_SDL_LOADSO opt 131macro(CheckPipewire) 132 if(SDL_PIPEWIRE) 133 pkg_check_modules(PKG_PIPEWIRE libpipewire-0.3>=0.3.20) 134 if(PKG_PIPEWIRE_FOUND) 135 set(HAVE_PIPEWIRE TRUE) 136 file(GLOB PIPEWIRE_SOURCES ${SDL2_SOURCE_DIR}/src/audio/pipewire/*.c) 137 set(SOURCE_FILES ${SOURCE_FILES} ${PIPEWIRE_SOURCES}) 138 set(SDL_AUDIO_DRIVER_PIPEWIRE 1) 139 list(APPEND EXTRA_CFLAGS ${PKG_PIPEWIRE_CFLAGS}) 140 if(SDL_PIPEWIRE_SHARED AND NOT HAVE_SDL_LOADSO) 141 message_warn("You must have SDL_LoadObject() support for dynamic Pipewire loading") 142 endif() 143 if(SDL_PIPEWIRE_SHARED AND HAVE_SDL_LOADSO) 144 FindLibraryAndSONAME("pipewire-0.3") 145 set(SDL_AUDIO_DRIVER_PIPEWIRE_DYNAMIC "\"${PIPEWIRE_0.3_LIB_SONAME}\"") 146 set(HAVE_PIPEWIRE_SHARED TRUE) 147 else() 148 list(APPEND EXTRA_LDFLAGS ${PKG_PIPEWIRE_LDFLAGS}) 149 endif() 150 set(HAVE_SDL_AUDIO TRUE) 151 endif() 152 endif() 153endmacro() 154 155# Requires: 156# - PkgCheckModules 157# Optional: 158# - SDL_PULSEAUDIO_SHARED opt 159# - HAVE_SDL_LOADSO opt 160macro(CheckPulseAudio) 161 if(SDL_PULSEAUDIO) 162 pkg_check_modules(PKG_PULSEAUDIO libpulse-simple) 163 if(PKG_PULSEAUDIO_FOUND) 164 set(HAVE_PULSEAUDIO TRUE) 165 file(GLOB PULSEAUDIO_SOURCES ${SDL2_SOURCE_DIR}/src/audio/pulseaudio/*.c) 166 set(SOURCE_FILES ${SOURCE_FILES} ${PULSEAUDIO_SOURCES}) 167 set(SDL_AUDIO_DRIVER_PULSEAUDIO 1) 168 list(APPEND EXTRA_CFLAGS ${PKG_PULSEAUDIO_CFLAGS}) 169 if(SDL_PULSEAUDIO_SHARED AND NOT HAVE_SDL_LOADSO) 170 message_warn("You must have SDL_LoadObject() support for dynamic PulseAudio loading") 171 endif() 172 if(SDL_PULSEAUDIO_SHARED AND HAVE_SDL_LOADSO) 173 FindLibraryAndSONAME("pulse-simple") 174 set(SDL_AUDIO_DRIVER_PULSEAUDIO_DYNAMIC "\"${PULSE_SIMPLE_LIB_SONAME}\"") 175 set(HAVE_PULSEAUDIO_SHARED TRUE) 176 else() 177 list(APPEND EXTRA_LDFLAGS ${PKG_sPULSEAUDIO_LDFLAGS}) 178 endif() 179 set(HAVE_SDL_AUDIO TRUE) 180 endif() 181 endif() 182endmacro() 183 184# Requires: 185# - PkgCheckModules 186# Optional: 187# - SDL_JACK_SHARED opt 188# - HAVE_SDL_LOADSO opt 189macro(CheckJACK) 190 if(SDL_JACK) 191 pkg_check_modules(PKG_JACK jack) 192 if(PKG_JACK_FOUND) 193 set(HAVE_JACK TRUE) 194 file(GLOB JACK_SOURCES ${SDL2_SOURCE_DIR}/src/audio/jack/*.c) 195 set(SOURCE_FILES ${SOURCE_FILES} ${JACK_SOURCES}) 196 set(SDL_AUDIO_DRIVER_JACK 1) 197 list(APPEND EXTRA_CFLAGS ${PKG_JACK_CFLAGS}) 198 if(SDL_JACK_SHARED AND NOT HAVE_SDL_LOADSO) 199 message_warn("You must have SDL_LoadObject() support for dynamic JACK audio loading") 200 endif() 201 if(SDL_JACK_SHARED AND HAVE_SDL_LOADSO) 202 FindLibraryAndSONAME("jack") 203 set(SDL_AUDIO_DRIVER_JACK_DYNAMIC "\"${JACK_LIB_SONAME}\"") 204 set(HAVE_JACK_SHARED TRUE) 205 else() 206 list(APPEND EXTRA_LDFLAGS ${PKG_JACK_LDFLAGS}) 207 endif() 208 set(HAVE_SDL_AUDIO TRUE) 209 endif() 210 endif() 211endmacro() 212 213# Requires: 214# - PkgCheckModules 215# Optional: 216# - SDL_ESD_SHARED opt 217# - HAVE_SDL_LOADSO opt 218macro(CheckESD) 219 if(SDL_ESD) 220 pkg_check_modules(PKG_ESD esound) 221 if(PKG_ESD_FOUND) 222 set(HAVE_ESD TRUE) 223 file(GLOB ESD_SOURCES ${SDL2_SOURCE_DIR}/src/audio/esd/*.c) 224 set(SOURCE_FILES ${SOURCE_FILES} ${ESD_SOURCES}) 225 set(SDL_AUDIO_DRIVER_ESD 1) 226 list(APPEND EXTRA_CFLAGS ${PKG_ESD_CFLAGS}) 227 if(SDL_ESD_SHARED AND NOT HAVE_SDL_LOADSO) 228 message_warn("You must have SDL_LoadObject() support for dynamic ESD loading") 229 endif() 230 if(SDL_ESD_SHARED AND HAVE_SDL_LOADSO) 231 FindLibraryAndSONAME(esd) 232 set(SDL_AUDIO_DRIVER_ESD_DYNAMIC "\"${ESD_LIB_SONAME}\"") 233 set(HAVE_ESD_SHARED TRUE) 234 else() 235 list(APPEND EXTRA_LDFLAGS ${PKG_ESD_LDFLAGS}) 236 endif() 237 set(HAVE_SDL_AUDIO TRUE) 238 endif() 239 endif() 240endmacro() 241 242# Requires: 243# - n/a 244# Optional: 245# - SDL_ARTS_SHARED opt 246# - HAVE_SDL_LOADSO opt 247macro(CheckARTS) 248 if(SDL_ARTS) 249 find_program(ARTS_CONFIG arts-config) 250 if(ARTS_CONFIG) 251 execute_process(CMD_ARTSCFLAGS ${ARTS_CONFIG} --cflags 252 OUTPUT_VARIABLE ARTS_CFLAGS OUTPUT_STRIP_TRAILING_WHITESPACE) 253 list(APPEND EXTRA_CFLAGS ${ARTS_CFLAGS}) 254 execute_process(CMD_ARTSLIBS ${ARTS_CONFIG} --libs 255 OUTPUT_VARIABLE ARTS_LIBS OUTPUT_STRIP_TRAILING_WHITESPACE) 256 file(GLOB ARTS_SOURCES ${SDL2_SOURCE_DIR}/src/audio/arts/*.c) 257 set(SOURCE_FILES ${SOURCE_FILES} ${ARTS_SOURCES}) 258 set(SDL_AUDIO_DRIVER_ARTS 1) 259 set(HAVE_ARTS TRUE) 260 if(SDL_ARTS_SHARED AND NOT HAVE_SDL_LOADSO) 261 message_warn("You must have SDL_LoadObject() support for dynamic ARTS loading") 262 endif() 263 if(SDL_ARTS_SHARED AND HAVE_SDL_LOADSO) 264 # TODO 265 FindLibraryAndSONAME(artsc) 266 set(SDL_AUDIO_DRIVER_ARTS_DYNAMIC "\"${ARTSC_LIB_SONAME}\"") 267 set(HAVE_ARTS_SHARED TRUE) 268 else() 269 list(APPEND EXTRA_LDFLAGS ${ARTS_LIBS}) 270 endif() 271 set(HAVE_SDL_AUDIO TRUE) 272 endif() 273 endif() 274endmacro() 275 276# Requires: 277# - n/a 278# Optional: 279# - SDL_NAS_SHARED opt 280# - HAVE_SDL_LOADSO opt 281macro(CheckNAS) 282 if(SDL_NAS) 283 # TODO: set include paths properly, so the NAS headers are found 284 check_include_file(audio/audiolib.h HAVE_NAS_H) 285 find_library(D_NAS_LIB audio) 286 if(HAVE_NAS_H AND D_NAS_LIB) 287 set(HAVE_NAS TRUE) 288 file(GLOB NAS_SOURCES ${SDL2_SOURCE_DIR}/src/audio/nas/*.c) 289 set(SOURCE_FILES ${SOURCE_FILES} ${NAS_SOURCES}) 290 set(SDL_AUDIO_DRIVER_NAS 1) 291 if(SDL_NAS_SHARED AND NOT HAVE_SDL_LOADSO) 292 message_warn("You must have SDL_LoadObject() support for dynamic NAS loading") 293 endif() 294 if(SDL_NAS_SHARED AND HAVE_SDL_LOADSO) 295 FindLibraryAndSONAME("audio") 296 set(SDL_AUDIO_DRIVER_NAS_DYNAMIC "\"${AUDIO_LIB_SONAME}\"") 297 set(HAVE_NAS_SHARED TRUE) 298 else() 299 list(APPEND EXTRA_LIBS ${D_NAS_LIB}) 300 endif() 301 set(HAVE_SDL_AUDIO TRUE) 302 endif() 303 endif() 304endmacro() 305 306# Requires: 307# - n/a 308# Optional: 309# - SDL_SNDIO_SHARED opt 310# - HAVE_SDL_LOADSO opt 311macro(CheckSNDIO) 312 if(SDL_SNDIO) 313 # TODO: set include paths properly, so the sndio headers are found 314 check_include_file(sndio.h HAVE_SNDIO_H) 315 find_library(D_SNDIO_LIB sndio) 316 if(HAVE_SNDIO_H AND D_SNDIO_LIB) 317 set(HAVE_SNDIO TRUE) 318 file(GLOB SNDIO_SOURCES ${SDL2_SOURCE_DIR}/src/audio/sndio/*.c) 319 set(SOURCE_FILES ${SOURCE_FILES} ${SNDIO_SOURCES}) 320 set(SDL_AUDIO_DRIVER_SNDIO 1) 321 if(SDL_SNDIO_SHARED AND NOT HAVE_SDL_LOADSO) 322 message_warn("You must have SDL_LoadObject() support for dynamic sndio loading") 323 endif() 324 if(SDL_SNDIO_SHARED AND HAVE_SDL_LOADSO) 325 FindLibraryAndSONAME("sndio") 326 set(SDL_AUDIO_DRIVER_SNDIO_DYNAMIC "\"${SNDIO_LIB_SONAME}\"") 327 set(HAVE_SNDIO_SHARED TRUE) 328 else() 329 list(APPEND EXTRA_LIBS ${D_SNDIO_LIB}) 330 endif() 331 set(HAVE_SDL_AUDIO TRUE) 332 endif() 333 endif() 334endmacro() 335 336# Requires: 337# - PkgCheckModules 338# Optional: 339# - FUSIONSOUND_SHARED opt 340# - HAVE_SDL_LOADSO opt 341macro(CheckFusionSound) 342 if(FUSIONSOUND) 343 pkg_check_modules(PKG_FUSIONSOUND fusionsound>=1.0.0) 344 if(PKG_FUSIONSOUND_FOUND) 345 set(HAVE_FUSIONSOUND TRUE) 346 file(GLOB FUSIONSOUND_SOURCES ${SDL2_SOURCE_DIR}/src/audio/fusionsound/*.c) 347 set(SOURCE_FILES ${SOURCE_FILES} ${FUSIONSOUND_SOURCES}) 348 set(SDL_AUDIO_DRIVER_FUSIONSOUND 1) 349 list(APPEND EXTRA_CFLAGS ${PKG_FUSIONSOUND_CFLAGS}) 350 if(FUSIONSOUND_SHARED AND NOT HAVE_SDL_LOADSO) 351 message_warn("You must have SDL_LoadObject() support for dynamic FusionSound loading") 352 endif() 353 if(FUSIONSOUND_SHARED AND HAVE_SDL_LOADSO) 354 FindLibraryAndSONAME("fusionsound") 355 set(SDL_AUDIO_DRIVER_FUSIONSOUND_DYNAMIC "\"${FUSIONSOUND_LIB_SONAME}\"") 356 set(HAVE_FUSIONSOUND_SHARED TRUE) 357 else() 358 list(APPEND EXTRA_LDFLAGS ${PKG_FUSIONSOUND_LDFLAGS}) 359 endif() 360 set(HAVE_SDL_AUDIO TRUE) 361 endif() 362 endif() 363endmacro() 364 365# Requires: 366# - SDL_LIBSAMPLERATE 367# Optional: 368# - SDL_LIBSAMPLERATE_SHARED opt 369# - HAVE_SDL_LOADSO opt 370macro(CheckLibSampleRate) 371 if(SDL_LIBSAMPLERATE) 372 check_include_file(samplerate.h HAVE_LIBSAMPLERATE_H) 373 if(HAVE_LIBSAMPLERATE_H) 374 set(HAVE_LIBSAMPLERATE TRUE) 375 if(SDL_LIBSAMPLERATE_SHARED AND NOT HAVE_SDL_LOADSO) 376 message_warn("You must have SDL_LoadObject() support for dynamic libsamplerate loading") 377 endif() 378 if(SDL_LIBSAMPLERATE_SHARED AND HAVE_SDL_LOADSO) 379 FindLibraryAndSONAME("samplerate") 380 set(SDL_LIBSAMPLERATE_DYNAMIC "\"${SAMPLERATE_LIB_SONAME}\"") 381 set(HAVE_LIBSAMPLERATE_SHARED TRUE) 382 else() 383 list(APPEND EXTRA_LDFLAGS -lsamplerate) 384 endif() 385 endif() 386 endif() 387endmacro() 388 389# Requires: 390# - n/a 391# Optional: 392# - SDL_X11_SHARED opt 393# - HAVE_SDL_LOADSO opt 394macro(CheckX11) 395 if(SDL_X11) 396 foreach(_LIB X11 Xext Xcursor Xinerama Xi Xfixes Xrandr Xrender Xss Xxf86vm) 397 FindLibraryAndSONAME("${_LIB}") 398 endforeach() 399 400 find_path(X_INCLUDEDIR X11/Xlib.h 401 /usr/pkg/xorg/include 402 /usr/X11R6/include 403 /usr/X11R7/include 404 /usr/local/include/X11 405 /usr/include/X11 406 /usr/openwin/include 407 /usr/openwin/share/include 408 /opt/graphics/OpenGL/include 409 /opt/X11/include 410 ) 411 412 if(X_INCLUDEDIR) 413 list(APPEND EXTRA_CFLAGS "-I${X_INCLUDEDIR}") 414 list(APPEND CMAKE_REQUIRED_INCLUDES "${X_INCLUDEDIR}") 415 endif() 416 417 check_include_file(X11/Xcursor/Xcursor.h HAVE_XCURSOR_H) 418 check_include_file(X11/extensions/Xinerama.h HAVE_XINERAMA_H) 419 check_include_file(X11/extensions/XInput2.h HAVE_XINPUT2_H) 420 check_include_file(X11/extensions/Xrandr.h HAVE_XRANDR_H) 421 check_include_file(X11/extensions/Xfixes.h HAVE_XFIXES_H) 422 check_include_file(X11/extensions/Xrender.h HAVE_XRENDER_H) 423 check_include_file(X11/extensions/scrnsaver.h HAVE_XSS_H) 424 check_include_file(X11/extensions/shape.h HAVE_XSHAPE_H) 425 check_include_files("X11/Xlib.h;X11/extensions/Xdbe.h" HAVE_XDBE_H) 426 check_include_files("X11/Xlib.h;X11/extensions/xf86vmode.h" HAVE_XF86VM_H) 427 check_include_files("X11/Xlib.h;X11/Xproto.h;X11/extensions/Xext.h" HAVE_XEXT_H) 428 429 if(X11_LIB) 430 if(NOT HAVE_XEXT_H) 431 message_error("Missing Xext.h, maybe you need to install the libxext-dev package?") 432 endif() 433 434 set(HAVE_X11 TRUE) 435 set(HAVE_SDL_VIDEO TRUE) 436 437 file(GLOB X11_SOURCES ${SDL2_SOURCE_DIR}/src/video/x11/*.c) 438 set(SOURCE_FILES ${SOURCE_FILES} ${X11_SOURCES}) 439 set(SDL_VIDEO_DRIVER_X11 1) 440 441 # !!! FIXME: why is this disabled for Apple? 442 if(APPLE) 443 set(SDL_X11_SHARED OFF) 444 endif() 445 446 check_symbol_exists(shmat "sys/shm.h" HAVE_SHMAT) 447 if(NOT HAVE_SHMAT) 448 check_library_exists(ipc shmat "" HAVE_SHMAT) 449 if(HAVE_SHMAT) 450 list(APPEND EXTRA_LIBS ipc) 451 endif() 452 if(NOT HAVE_SHMAT) 453 list(APPEND EXTRA_CFLAGS "-DNO_SHARED_MEMORY") 454 endif() 455 endif() 456 457 if(SDL_X11_SHARED) 458 if(NOT HAVE_SDL_LOADSO) 459 message_warn("You must have SDL_LoadObject() support for dynamic X11 loading") 460 set(HAVE_X11_SHARED FALSE) 461 else() 462 set(HAVE_X11_SHARED TRUE) 463 endif() 464 if(HAVE_X11_SHARED) 465 set(SDL_VIDEO_DRIVER_X11_DYNAMIC "\"${X11_LIB_SONAME}\"") 466 set(SDL_VIDEO_DRIVER_X11_DYNAMIC_XEXT "\"${XEXT_LIB_SONAME}\"") 467 else() 468 list(APPEND EXTRA_LIBS ${X11_LIB} ${XEXT_LIB}) 469 endif() 470 endif() 471 472 set(CMAKE_REQUIRED_LIBRARIES ${X11_LIB} ${X11_LIB}) 473 474 check_c_source_compiles(" 475 #include <X11/Xlib.h> 476 int main(int argc, char **argv) { 477 Display *display; 478 XEvent event; 479 XGenericEventCookie *cookie = &event.xcookie; 480 XNextEvent(display, &event); 481 XGetEventData(display, cookie); 482 XFreeEventData(display, cookie); }" HAVE_XGENERICEVENT) 483 if(HAVE_XGENERICEVENT) 484 set(SDL_VIDEO_DRIVER_X11_SUPPORTS_GENERIC_EVENTS 1) 485 endif() 486 487 check_symbol_exists(XkbKeycodeToKeysym "X11/Xlib.h;X11/XKBlib.h" SDL_VIDEO_DRIVER_X11_HAS_XKBKEYCODETOKEYSYM) 488 489 if(SDL_X11_XCURSOR AND HAVE_XCURSOR_H) 490 set(HAVE_X11_XCURSOR TRUE) 491 if(HAVE_X11_SHARED AND XCURSOR_LIB) 492 set(SDL_VIDEO_DRIVER_X11_DYNAMIC_XCURSOR "\"${XCURSOR_LIB_SONAME}\"") 493 else() 494 list(APPEND EXTRA_LIBS ${XCURSOR_LIB}) 495 endif() 496 set(SDL_VIDEO_DRIVER_X11_XCURSOR 1) 497 endif() 498 499 if(SDL_X11_XDBE AND HAVE_XDBE_H) 500 set(HAVE_X11_XDBE TRUE) 501 set(SDL_VIDEO_DRIVER_X11_XDBE 1) 502 endif() 503 504 if(SDL_X11_XINERAMA AND HAVE_XINERAMA_H) 505 set(HAVE_X11_XINERAMA TRUE) 506 if(HAVE_X11_SHARED AND XINERAMA_LIB) 507 set(SDL_VIDEO_DRIVER_X11_DYNAMIC_XINERAMA "\"${XINERAMA_LIB_SONAME}\"") 508 else() 509 list(APPEND EXTRA_LIBS ${XINERAMA_LIB}) 510 endif() 511 set(SDL_VIDEO_DRIVER_X11_XINERAMA 1) 512 endif() 513 514 if(SDL_X11_XINPUT AND HAVE_XINPUT2_H) 515 set(HAVE_X11_XINPUT TRUE) 516 if(HAVE_X11_SHARED AND XI_LIB) 517 set(SDL_VIDEO_DRIVER_X11_DYNAMIC_XINPUT2 "\"${XI_LIB_SONAME}\"") 518 else() 519 list(APPEND EXTRA_LIBS ${XI_LIB}) 520 endif() 521 set(SDL_VIDEO_DRIVER_X11_XINPUT2 1) 522 523 # Check for multitouch 524 check_c_source_compiles(" 525 #include <X11/Xlib.h> 526 #include <X11/Xproto.h> 527 #include <X11/extensions/XInput2.h> 528 int event_type = XI_TouchBegin; 529 XITouchClassInfo *t; 530 Status XIAllowTouchEvents(Display *a,int b,unsigned int c,Window d,int f) 531 { 532 return (Status)0; 533 } 534 int main(int argc, char **argv) {}" HAVE_XINPUT2_MULTITOUCH) 535 if(HAVE_XINPUT2_MULTITOUCH) 536 set(SDL_VIDEO_DRIVER_X11_XINPUT2_SUPPORTS_MULTITOUCH 1) 537 endif() 538 endif() 539 540 # check along with XInput2.h because we use Xfixes with XIBarrierReleasePointer 541 if(SDL_X11_XFIXES AND HAVE_XFIXES_H AND HAVE_XINPUT2_H) 542 if(HAVE_X11_SHARED AND XFIXES_LIB) 543 set(SDL_VIDEO_DRIVER_X11_DYNAMIC_XFIXES "\"${XFIXES_LIB_SONAME}\"") 544 else() 545 list(APPEND EXTRA_LIBS ${XFIXES_LIB}) 546 endif() 547 set(SDL_VIDEO_DRIVER_X11_XFIXES 1) 548 set(HAVE_X11_XFIXES TRUE) 549 endif() 550 551 if(SDL_X11_XRANDR AND HAVE_XRANDR_H) 552 if(HAVE_X11_SHARED AND XRANDR_LIB) 553 set(SDL_VIDEO_DRIVER_X11_DYNAMIC_XRANDR "\"${XRANDR_LIB_SONAME}\"") 554 else() 555 list(APPEND EXTRA_LIBS ${XRANDR_LIB}) 556 endif() 557 set(SDL_VIDEO_DRIVER_X11_XRANDR 1) 558 set(HAVE_X11_XRANDR TRUE) 559 endif() 560 561 if(SDL_X11_XSCRNSAVER AND HAVE_XSS_H) 562 if(HAVE_X11_SHARED AND XSS_LIB) 563 set(SDL_VIDEO_DRIVER_X11_DYNAMIC_XSS "\"${XSS_LIB_SONAME}\"") 564 else() 565 list(APPEND EXTRA_LIBS ${XSS_LIB}) 566 endif() 567 set(SDL_VIDEO_DRIVER_X11_XSCRNSAVER 1) 568 set(HAVE_X11_XSCRNSAVER TRUE) 569 endif() 570 571 if(SDL_X11_XSHAPE AND HAVE_XSHAPE_H) 572 set(SDL_VIDEO_DRIVER_X11_XSHAPE 1) 573 set(HAVE_X11_XSHAPE TRUE) 574 endif() 575 576 if(SDL_X11_XVM AND HAVE_XF86VM_H) 577 if(HAVE_X11_SHARED AND XXF86VM_LIB) 578 set(SDL_VIDEO_DRIVER_X11_DYNAMIC_XVIDMODE "\"${XXF86VM_LIB_SONAME}\"") 579 else() 580 list(APPEND EXTRA_LIBS ${XXF86VM_LIB}) 581 endif() 582 set(SDL_VIDEO_DRIVER_X11_XVIDMODE 1) 583 set(HAVE_X11_XVM TRUE) 584 endif() 585 586 set(CMAKE_REQUIRED_LIBRARIES) 587 endif() 588 endif() 589 if(NOT HAVE_X11) 590 # Prevent Mesa from including X11 headers 591 list(APPEND EXTRA_CFLAGS "-DMESA_EGL_NO_X11_HEADERS -DEGL_NO_X11") 592 endif() 593endmacro() 594 595macro(WaylandProtocolGen _SCANNER _CODE_MODE _XML _PROTL) 596 set(_WAYLAND_PROT_C_CODE "${CMAKE_CURRENT_BINARY_DIR}/wayland-generated-protocols/${_PROTL}-protocol.c") 597 set(_WAYLAND_PROT_H_CODE "${CMAKE_CURRENT_BINARY_DIR}/wayland-generated-protocols/${_PROTL}-client-protocol.h") 598 599 add_custom_command( 600 OUTPUT "${_WAYLAND_PROT_H_CODE}" 601 DEPENDS "${_XML}" 602 COMMAND "${_SCANNER}" 603 ARGS client-header "${_XML}" "${_WAYLAND_PROT_H_CODE}" 604 ) 605 606 add_custom_command( 607 OUTPUT "${_WAYLAND_PROT_C_CODE}" 608 DEPENDS "${_WAYLAND_PROT_H_CODE}" 609 COMMAND "${_SCANNER}" 610 ARGS "${_CODE_MODE}" "${_XML}" "${_WAYLAND_PROT_C_CODE}" 611 ) 612 613 set(SOURCE_FILES ${SOURCE_FILES} "${_WAYLAND_PROT_C_CODE}") 614endmacro() 615 616# Requires: 617# - EGL 618# - PkgCheckModules 619# Optional: 620# - SDL_WAYLAND_SHARED opt 621# - HAVE_SDL_LOADSO opt 622macro(CheckWayland) 623 if(SDL_WAYLAND) 624 pkg_check_modules(WAYLAND wayland-client wayland-egl wayland-cursor egl "xkbcommon>=0.5.0") 625 626 if(WAYLAND_FOUND) 627 find_program(WAYLAND_SCANNER NAMES wayland-scanner REQUIRED) 628 execute_process( 629 COMMAND ${WAYLAND_SCANNER} --version 630 RESULT_VARIABLE WAYLAND_SCANNER_VERSION_RC 631 ERROR_VARIABLE WAYLAND_SCANNER_VERSION 632 ERROR_STRIP_TRAILING_WHITESPACE 633 ) 634 if(NOT WAYLAND_SCANNER_VERSION_RC EQUAL 0) 635 message(FATAL "Failed to get wayland-scanner version") 636 set(WAYLAND_FOUND FALSE) 637 endif() 638 string(REPLACE "wayland-scanner " "" WAYLAND_SCANNER_VERSION ${WAYLAND_SCANNER_VERSION}) 639 640 string(COMPARE GREATER_EQUAL ${WAYLAND_SCANNER_VERSION} "1.15.0" WAYLAND_SCANNER_1_15_FOUND) 641 if(WAYLAND_SCANNER_1_15_FOUND) 642 set(WAYLAND_SCANNER_CODE_MODE "private-code") 643 else() 644 set(WAYLAND_SCANNER_CODE_MODE "code") 645 endif() 646 endif() 647 648 if(WAYLAND_FOUND) 649 target_link_directories(sdl-build-options INTERFACE "${WAYLAND_LIBRARY_DIRS}") 650 target_include_directories(sdl-build-options INTERFACE "${WAYLAND_INCLUDE_DIRS}") 651 652 set(HAVE_WAYLAND TRUE) 653 set(HAVE_SDL_VIDEO TRUE) 654 655 file(GLOB WAYLAND_SOURCES ${SDL2_SOURCE_DIR}/src/video/wayland/*.c) 656 set(SOURCE_FILES ${SOURCE_FILES} ${WAYLAND_SOURCES}) 657 658 # We have to generate some protocol interface code for some unstable Wayland features. 659 file(MAKE_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}/wayland-generated-protocols") 660 target_include_directories(sdl-build-options INTERFACE "${CMAKE_CURRENT_BINARY_DIR}/wayland-generated-protocols") 661 662 file(GLOB WAYLAND_PROTOCOLS_XML RELATIVE "${SDL2_SOURCE_DIR}/wayland-protocols/" "${SDL2_SOURCE_DIR}/wayland-protocols/*.xml") 663 foreach(_XML ${WAYLAND_PROTOCOLS_XML}) 664 string(REGEX REPLACE "\\.xml$" "" _PROTL "${_XML}") 665 WaylandProtocolGen("${WAYLAND_SCANNER}" "${WAYLAND_SCANNER_CODE_MODE}" "${SDL2_SOURCE_DIR}/wayland-protocols/${_XML}" "${_PROTL}") 666 endforeach() 667 668 if(SDL_WAYLAND_QT_TOUCH) 669 set(HAVE_WAYLAND_QT_TOUCH TRUE) 670 set(SDL_VIDEO_DRIVER_WAYLAND_QT_TOUCH 1) 671 endif() 672 673 if(SDL_WAYLAND_SHARED AND NOT HAVE_SDL_LOADSO) 674 message_warn("You must have SDL_LoadObject() support for dynamic Wayland loading") 675 endif() 676 if(SDL_WAYLAND_SHARED AND HAVE_SDL_LOADSO) 677 FindLibraryAndSONAME(wayland-client) 678 FindLibraryAndSONAME(wayland-egl) 679 FindLibraryAndSONAME(wayland-cursor) 680 FindLibraryAndSONAME(xkbcommon) 681 set(SDL_VIDEO_DRIVER_WAYLAND_DYNAMIC "\"${WAYLAND_CLIENT_LIB_SONAME}\"") 682 set(SDL_VIDEO_DRIVER_WAYLAND_DYNAMIC_EGL "\"${WAYLAND_EGL_LIB_SONAME}\"") 683 set(SDL_VIDEO_DRIVER_WAYLAND_DYNAMIC_CURSOR "\"${WAYLAND_CURSOR_LIB_SONAME}\"") 684 set(SDL_VIDEO_DRIVER_WAYLAND_DYNAMIC_XKBCOMMON "\"${XKBCOMMON_LIB_SONAME}\"") 685 set(HAVE_WAYLAND_SHARED TRUE) 686 else() 687 set(EXTRA_LIBS ${WAYLAND_LIBRARIES} ${EXTRA_LIBS}) 688 endif() 689 690 if(SDL_WAYLAND_LIBDECOR) 691 pkg_check_modules(LIBDECOR libdecor-0) 692 if(LIBDECOR_FOUND) 693 set(HAVE_WAYLAND_LIBDECOR TRUE) 694 set(HAVE_LIBDECOR_H 1) 695 target_link_directories(sdl-build-options INTERFACE "${LIBDECOR_LIBRARY_DIRS}") 696 target_include_directories(sdl-build-options INTERFACE "${LIBDECOR_INCLUDE_DIRS}") 697 if(SDL_WAYLAND_LIBDECOR_SHARED AND NOT HAVE_SDL_LOADSO) 698 message_warn("You must have SDL_LoadObject() support for dynamic libdecor loading") 699 endif() 700 if(SDL_WAYLAND_LIBDECOR_SHARED AND HAVE_SDL_LOADSO) 701 set(HAVE_LIBDECOR_SHARED TRUE) 702 FindLibraryAndSONAME(decor-0) 703 set(SDL_VIDEO_DRIVER_WAYLAND_DYNAMIC_LIBDECOR "\"${DECOR_0_LIB_SONAME}\"") 704 else() 705 set(EXTRA_LIBS ${LIBDECOR_LIBRARIES} ${EXTRA_LIBS}) 706 endif() 707 endif() 708 endif() 709 710 set(SDL_VIDEO_DRIVER_WAYLAND 1) 711 endif() 712 endif() 713endmacro() 714 715# Requires: 716# - n/a 717# 718macro(CheckCOCOA) 719 if(SDL_COCOA) 720 if(APPLE) # Apple always has Cocoa. 721 set(HAVE_COCOA TRUE) 722 endif() 723 if(HAVE_COCOA) 724 file(GLOB COCOA_SOURCES ${SDL2_SOURCE_DIR}/src/video/cocoa/*.m) 725 set_source_files_properties(${COCOA_SOURCES} PROPERTIES LANGUAGE C) 726 set(SOURCE_FILES ${SOURCE_FILES} ${COCOA_SOURCES}) 727 set(SDL_VIDEO_DRIVER_COCOA 1) 728 set(HAVE_SDL_VIDEO TRUE) 729 endif() 730 endif() 731endmacro() 732 733# Requires: 734# - PkgCheckModules 735# Optional: 736# - DIRECTFB_SHARED opt 737# - HAVE_SDL_LOADSO opt 738macro(CheckDirectFB) 739 if(SDL_DIRECTFB) 740 pkg_check_modules(PKG_DIRECTFB directfb>=1.0.0) 741 if(PKG_DIRECTFB_FOUND) 742 set(HAVE_DIRECTFB TRUE) 743 file(GLOB DIRECTFB_SOURCES ${SDL2_SOURCE_DIR}/src/video/directfb/*.c) 744 set(SOURCE_FILES ${SOURCE_FILES} ${DIRECTFB_SOURCES}) 745 set(SDL_VIDEO_DRIVER_DIRECTFB 1) 746 set(SDL_VIDEO_RENDER_DIRECTFB 1) 747 list(APPEND EXTRA_CFLAGS ${PKG_DIRECTFB_CFLAGS}) 748 if(SDL_DIRECTFB_SHARED AND NOT HAVE_SDL_LOADSO) 749 message_warn("You must have SDL_LoadObject() support for dynamic DirectFB loading") 750 endif() 751 if(SDL_DIRECTFB_SHARED AND HAVE_SDL_LOADSO) 752 FindLibraryAndSONAME("directfb") 753 set(SDL_VIDEO_DRIVER_DIRECTFB_DYNAMIC "\"${DIRECTFB_LIB_SONAME}\"") 754 set(HAVE_DIRECTFB_SHARED TRUE) 755 else() 756 list(APPEND EXTRA_LDFLAGS ${PKG_DIRECTFB_LDFLAGS}) 757 endif() 758 set(HAVE_SDL_VIDEO TRUE) 759 endif() 760 endif() 761endmacro() 762 763# Requires: 764# - n/a 765macro(CheckVivante) 766 if(SDL_VIVANTE) 767 check_c_source_compiles(" 768 #include <gc_vdk.h> 769 int main(int argc, char** argv) {}" HAVE_VIVANTE_VDK) 770 check_c_source_compiles(" 771 #define LINUX 772 #define EGL_API_FB 773 #include <EGL/eglvivante.h> 774 int main(int argc, char** argv) {}" HAVE_VIVANTE_EGL_FB) 775 if(HAVE_VIVANTE_VDK OR HAVE_VIVANTE_EGL_FB) 776 set(HAVE_VIVANTE TRUE) 777 set(HAVE_SDL_VIDEO TRUE) 778 779 file(GLOB VIVANTE_SOURCES ${SDL2_SOURCE_DIR}/src/video/vivante/*.c) 780 set(SOURCE_FILES ${SOURCE_FILES} ${VIVANTE_SOURCES}) 781 set(SDL_VIDEO_DRIVER_VIVANTE 1) 782 if(HAVE_VIVANTE_VDK) 783 set(SDL_VIDEO_DRIVER_VIVANTE_VDK 1) 784 list(APPEND EXTRA_LIBS VDK VIVANTE) 785 else() 786 set(SDL_CFLAGS "${SDL_CFLAGS} -DLINUX -DEGL_API_FB") 787 list(APPEND EXTRA_LIBS EGL) 788 endif(HAVE_VIVANTE_VDK) 789 endif() 790 endif() 791endmacro() 792 793# Requires: 794# - nada 795macro(CheckGLX) 796 if(SDL_OPENGL) 797 check_c_source_compiles(" 798 #include <GL/glx.h> 799 int main(int argc, char** argv) {}" HAVE_OPENGL_GLX) 800 if(HAVE_OPENGL_GLX) 801 set(SDL_VIDEO_OPENGL_GLX 1) 802 endif() 803 endif() 804endmacro() 805 806# Requires: 807# - PkgCheckModules 808macro(CheckEGL) 809 if (SDL_OPENGL OR SDL_OPENGLES) 810 pkg_check_modules(EGL egl) 811 string(REPLACE "-D_THREAD_SAFE;" "-D_THREAD_SAFE=1;" EGL_CFLAGS "${EGL_CFLAGS}") 812 set(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} ${EGL_CFLAGS}") 813 check_c_source_compiles(" 814 #define EGL_API_FB 815 #define MESA_EGL_NO_X11_HEADERS 816 #define EGL_NO_X11 817 #include <EGL/egl.h> 818 #include <EGL/eglext.h> 819 int main (int argc, char** argv) {}" HAVE_OPENGL_EGL) 820 if(HAVE_OPENGL_EGL) 821 set(SDL_VIDEO_OPENGL_EGL 1) 822 endif() 823 endif() 824endmacro() 825 826# Requires: 827# - nada 828macro(CheckOpenGL) 829 if(SDL_OPENGL) 830 check_c_source_compiles(" 831 #include <GL/gl.h> 832 #include <GL/glext.h> 833 int main(int argc, char** argv) {}" HAVE_OPENGL) 834 if(HAVE_OPENGL) 835 set(SDL_VIDEO_OPENGL 1) 836 set(SDL_VIDEO_RENDER_OGL 1) 837 endif() 838 endif() 839endmacro() 840 841# Requires: 842# - nada 843macro(CheckOpenGLES) 844 if(SDL_OPENGLES) 845 check_c_source_compiles(" 846 #include <GLES/gl.h> 847 #include <GLES/glext.h> 848 int main (int argc, char** argv) {}" HAVE_OPENGLES_V1) 849 if(HAVE_OPENGLES_V1) 850 set(HAVE_OPENGLES TRUE) 851 set(SDL_VIDEO_OPENGL_ES 1) 852 set(SDL_VIDEO_RENDER_OGL_ES 1) 853 endif() 854 check_c_source_compiles(" 855 #include <GLES2/gl2.h> 856 #include <GLES2/gl2ext.h> 857 int main (int argc, char** argv) {}" HAVE_OPENGLES_V2) 858 if(HAVE_OPENGLES_V2) 859 set(HAVE_OPENGLES TRUE) 860 set(SDL_VIDEO_OPENGL_ES2 1) 861 set(SDL_VIDEO_RENDER_OGL_ES2 1) 862 endif() 863 endif() 864endmacro() 865 866# Requires: 867# - nada 868# Optional: 869# - THREADS opt 870# Sets: 871# PTHREAD_CFLAGS 872# PTHREAD_LIBS 873macro(CheckPTHREAD) 874 if(SDL_THREADS AND SDL_PTHREADS) 875 if(ANDROID) 876 # the android libc provides built-in support for pthreads, so no 877 # additional linking or compile flags are necessary 878 elseif(LINUX) 879 set(PTHREAD_CFLAGS "-D_REENTRANT") 880 set(PTHREAD_LDFLAGS "-pthread") 881 elseif(BSDI) 882 set(PTHREAD_CFLAGS "-D_REENTRANT -D_THREAD_SAFE") 883 set(PTHREAD_LDFLAGS "") 884 elseif(DARWIN) 885 set(PTHREAD_CFLAGS "-D_THREAD_SAFE") 886 # causes Carbon.p complaints? 887 # set(PTHREAD_CFLAGS "-D_REENTRANT -D_THREAD_SAFE") 888 set(PTHREAD_LDFLAGS "") 889 elseif(FREEBSD) 890 set(PTHREAD_CFLAGS "-D_REENTRANT -D_THREAD_SAFE") 891 set(PTHREAD_LDFLAGS "-pthread") 892 elseif(NETBSD) 893 set(PTHREAD_CFLAGS "-D_REENTRANT -D_THREAD_SAFE") 894 set(PTHREAD_LDFLAGS "-lpthread") 895 elseif(OPENBSD) 896 set(PTHREAD_CFLAGS "-D_REENTRANT") 897 set(PTHREAD_LDFLAGS "-pthread") 898 elseif(SOLARIS) 899 set(PTHREAD_CFLAGS "-D_REENTRANT") 900 set(PTHREAD_LDFLAGS "-pthread -lposix4") 901 elseif(SYSV5) 902 set(PTHREAD_CFLAGS "-D_REENTRANT -Kthread") 903 set(PTHREAD_LDFLAGS "") 904 elseif(AIX) 905 set(PTHREAD_CFLAGS "-D_REENTRANT -mthreads") 906 set(PTHREAD_LDFLAGS "-pthread") 907 elseif(HPUX) 908 set(PTHREAD_CFLAGS "-D_REENTRANT") 909 set(PTHREAD_LDFLAGS "-L/usr/lib -pthread") 910 elseif(HAIKU) 911 set(PTHREAD_CFLAGS "-D_REENTRANT") 912 set(PTHREAD_LDFLAGS "") 913 elseif(EMSCRIPTEN) 914 set(PTHREAD_CFLAGS "-D_REENTRANT -pthread") 915 set(PTHREAD_LDFLAGS "-pthread") 916 else() 917 set(PTHREAD_CFLAGS "-D_REENTRANT") 918 set(PTHREAD_LDFLAGS "-lpthread") 919 endif() 920 921 # Run some tests 922 set(ORIG_CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS}") 923 set(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} ${PTHREAD_CFLAGS} ${PTHREAD_LDFLAGS}") 924 check_c_source_compiles(" 925 #include <pthread.h> 926 int main(int argc, char** argv) { 927 pthread_attr_t type; 928 pthread_attr_init(&type); 929 return 0; 930 }" HAVE_PTHREADS) 931 if(HAVE_PTHREADS) 932 set(SDL_THREAD_PTHREAD 1) 933 list(APPEND EXTRA_CFLAGS ${PTHREAD_CFLAGS}) 934 list(APPEND EXTRA_LDFLAGS ${PTHREAD_LDFLAGS}) 935 set(SDL_CFLAGS "${SDL_CFLAGS} ${PTHREAD_CFLAGS}") 936 list(APPEND SDL_LIBS ${PTHREAD_LDFLAGS}) 937 938 check_c_source_compiles(" 939 #define _GNU_SOURCE 1 940 #include <pthread.h> 941 int main(int argc, char **argv) { 942 pthread_mutexattr_t attr; 943 pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_RECURSIVE); 944 return 0; 945 }" HAVE_RECURSIVE_MUTEXES) 946 if(HAVE_RECURSIVE_MUTEXES) 947 set(SDL_THREAD_PTHREAD_RECURSIVE_MUTEX 1) 948 else() 949 check_c_source_compiles(" 950 #define _GNU_SOURCE 1 951 #include <pthread.h> 952 int main(int argc, char **argv) { 953 pthread_mutexattr_t attr; 954 pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_RECURSIVE_NP); 955 return 0; 956 }" HAVE_RECURSIVE_MUTEXES_NP) 957 if(HAVE_RECURSIVE_MUTEXES_NP) 958 set(SDL_THREAD_PTHREAD_RECURSIVE_MUTEX_NP 1) 959 endif() 960 endif() 961 962 if(SDL_PTHREADS_SEM) 963 check_c_source_compiles("#include <pthread.h> 964 #include <semaphore.h> 965 int main(int argc, char **argv) { return 0; }" HAVE_PTHREADS_SEM) 966 if(HAVE_PTHREADS_SEM) 967 check_c_source_compiles(" 968 #include <pthread.h> 969 #include <semaphore.h> 970 int main(int argc, char **argv) { 971 sem_timedwait(NULL, NULL); 972 return 0; 973 }" HAVE_SEM_TIMEDWAIT) 974 endif() 975 endif() 976 977 check_include_files("pthread.h" HAVE_PTHREAD_H) 978 check_include_files("pthread_np.h" HAVE_PTHREAD_NP_H) 979 if (HAVE_PTHREAD_H) 980 check_c_source_compiles(" 981 #define _GNU_SOURCE 1 982 #include <pthread.h> 983 int main(int argc, char **argv) { 984 pthread_setname_np(pthread_self(), \"\"); 985 return 0; 986 }" HAVE_PTHREAD_SETNAME_NP) 987 if (HAVE_PTHREAD_NP_H) 988 check_symbol_exists(pthread_set_name_np "pthread.h;pthread_np.h" HAVE_PTHREAD_SET_NAME_NP) 989 endif() 990 endif() 991 992 set(SOURCE_FILES ${SOURCE_FILES} 993 ${SDL2_SOURCE_DIR}/src/thread/pthread/SDL_systhread.c 994 ${SDL2_SOURCE_DIR}/src/thread/pthread/SDL_sysmutex.c # Can be faked, if necessary 995 ${SDL2_SOURCE_DIR}/src/thread/pthread/SDL_syscond.c # Can be faked, if necessary 996 ${SDL2_SOURCE_DIR}/src/thread/pthread/SDL_systls.c 997 ) 998 if(HAVE_PTHREADS_SEM) 999 set(SOURCE_FILES ${SOURCE_FILES} 1000 ${SDL2_SOURCE_DIR}/src/thread/pthread/SDL_syssem.c) 1001 else() 1002 set(SOURCE_FILES ${SOURCE_FILES} 1003 ${SDL2_SOURCE_DIR}/src/thread/generic/SDL_syssem.c) 1004 endif() 1005 set(HAVE_SDL_THREADS TRUE) 1006 endif() 1007 set(CMAKE_REQUIRED_FLAGS "${ORIG_CMAKE_REQUIRED_FLAGS}") 1008 endif() 1009endmacro() 1010 1011# Requires 1012# - nada 1013# Optional: 1014# Sets: 1015# USB_LIBS 1016# USB_CFLAGS 1017macro(CheckUSBHID) 1018 check_library_exists(usbhid hid_init "" LIBUSBHID) 1019 if(LIBUSBHID) 1020 check_include_file(usbhid.h HAVE_USBHID_H) 1021 if(HAVE_USBHID_H) 1022 set(USB_CFLAGS "-DHAVE_USBHID_H") 1023 endif() 1024 1025 check_include_file(libusbhid.h HAVE_LIBUSBHID_H) 1026 if(HAVE_LIBUSBHID_H) 1027 set(USB_CFLAGS "${USB_CFLAGS} -DHAVE_LIBUSBHID_H") 1028 endif() 1029 set(USB_LIBS ${USB_LIBS} usbhid) 1030 else() 1031 check_include_file(usb.h HAVE_USB_H) 1032 if(HAVE_USB_H) 1033 set(USB_CFLAGS "-DHAVE_USB_H") 1034 endif() 1035 check_include_file(libusb.h HAVE_LIBUSB_H) 1036 if(HAVE_LIBUSB_H) 1037 set(USB_CFLAGS "${USB_CFLAGS} -DHAVE_LIBUSB_H") 1038 endif() 1039 check_library_exists(usb hid_init "" LIBUSB) 1040 if(LIBUSB) 1041 set(USB_LIBS ${USB_LIBS} usb) 1042 endif() 1043 endif() 1044 1045 set(ORIG_CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS}") 1046 set(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} ${USB_CFLAGS}") 1047 set(CMAKE_REQUIRED_LIBRARIES "${USB_LIBS}") 1048 check_c_source_compiles(" 1049 #include <sys/types.h> 1050 #if defined(HAVE_USB_H) 1051 #include <usb.h> 1052 #endif 1053 #ifdef __DragonFly__ 1054 # include <bus/u4b/usb.h> 1055 # include <bus/u4b/usbhid.h> 1056 #else 1057 # include <dev/usb/usb.h> 1058 # include <dev/usb/usbhid.h> 1059 #endif 1060 #if defined(HAVE_USBHID_H) 1061 #include <usbhid.h> 1062 #elif defined(HAVE_LIBUSB_H) 1063 #include <libusb.h> 1064 #elif defined(HAVE_LIBUSBHID_H) 1065 #include <libusbhid.h> 1066 #endif 1067 int main(int argc, char **argv) { 1068 struct report_desc *repdesc; 1069 struct usb_ctl_report *repbuf; 1070 hid_kind_t hidkind; 1071 return 0; 1072 }" HAVE_USBHID) 1073 if(HAVE_USBHID) 1074 check_c_source_compiles(" 1075 #include <sys/types.h> 1076 #if defined(HAVE_USB_H) 1077 #include <usb.h> 1078 #endif 1079 #ifdef __DragonFly__ 1080 # include <bus/u4b/usb.h> 1081 # include <bus/u4b/usbhid.h> 1082 #else 1083 # include <dev/usb/usb.h> 1084 # include <dev/usb/usbhid.h> 1085 #endif 1086 #if defined(HAVE_USBHID_H) 1087 #include <usbhid.h> 1088 #elif defined(HAVE_LIBUSB_H) 1089 #include <libusb.h> 1090 #elif defined(HAVE_LIBUSBHID_H) 1091 #include <libusbhid.h> 1092 #endif 1093 int main(int argc, char** argv) { 1094 struct usb_ctl_report buf; 1095 if (buf.ucr_data) { } 1096 return 0; 1097 }" HAVE_USBHID_UCR_DATA) 1098 if(HAVE_USBHID_UCR_DATA) 1099 set(USB_CFLAGS "${USB_CFLAGS} -DUSBHID_UCR_DATA") 1100 endif() 1101 1102 check_c_source_compiles(" 1103 #include <sys/types.h> 1104 #if defined(HAVE_USB_H) 1105 #include <usb.h> 1106 #endif 1107 #ifdef __DragonFly__ 1108 #include <bus/u4b/usb.h> 1109 #include <bus/u4b/usbhid.h> 1110 #else 1111 #include <dev/usb/usb.h> 1112 #include <dev/usb/usbhid.h> 1113 #endif 1114 #if defined(HAVE_USBHID_H) 1115 #include <usbhid.h> 1116 #elif defined(HAVE_LIBUSB_H) 1117 #include <libusb.h> 1118 #elif defined(HAVE_LIBUSBHID_H) 1119 #include <libusbhid.h> 1120 #endif 1121 int main(int argc, char **argv) { 1122 report_desc_t d; 1123 hid_start_parse(d, 1, 1); 1124 return 0; 1125 }" HAVE_USBHID_NEW) 1126 if(HAVE_USBHID_NEW) 1127 set(USB_CFLAGS "${USB_CFLAGS} -DUSBHID_NEW") 1128 endif() 1129 1130 check_c_source_compiles(" 1131 #include <machine/joystick.h> 1132 int main(int argc, char** argv) { 1133 struct joystick t; 1134 return 0; 1135 }" HAVE_MACHINE_JOYSTICK) 1136 if(HAVE_MACHINE_JOYSTICK) 1137 set(SDL_HAVE_MACHINE_JOYSTICK_H 1) 1138 endif() 1139 set(SDL_JOYSTICK_USBHID 1) 1140 file(GLOB BSD_JOYSTICK_SOURCES ${SDL2_SOURCE_DIR}/src/joystick/bsd/*.c) 1141 set(SOURCE_FILES ${SOURCE_FILES} ${BSD_JOYSTICK_SOURCES}) 1142 list(APPEND EXTRA_CFLAGS ${USB_CFLAGS}) 1143 list(APPEND EXTRA_LIBS ${USB_LIBS}) 1144 set(HAVE_SDL_JOYSTICK TRUE) 1145 1146 set(CMAKE_REQUIRED_LIBRARIES) 1147 set(CMAKE_REQUIRED_FLAGS "${ORIG_CMAKE_REQUIRED_FLAGS}") 1148 endif() 1149endmacro() 1150 1151# Check for HIDAPI support 1152macro(CheckHIDAPI) 1153 set(HAVE_HIDAPI TRUE) 1154 if(NOT HIDAPI_SKIP_LIBUSB) 1155 set(HAVE_LIBUSB FALSE) 1156 pkg_check_modules(LIBUSB libusb-1.0) 1157 if (LIBUSB_FOUND) 1158 check_include_file(libusb.h HAVE_LIBUSB_H ${LIBUSB_CFLAGS}) 1159 if(HAVE_LIBUSB_H) 1160 set(HAVE_LIBUSB TRUE) 1161 set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${LIBUSB_CFLAGS}") 1162 if(HIDAPI_ONLY_LIBUSB) 1163 list(APPEND EXTRA_LIBS ${LIBUSB_LIBS}) 1164 else() 1165 # libusb is loaded dynamically, so don't add it to EXTRA_LIBS 1166 FindLibraryAndSONAME("usb-1.0") 1167 set(SDL_LIBUSB_DYNAMIC "\"${USB_LIB_SONAME}\"") 1168 endif() 1169 endif() 1170 endif() 1171 if(HIDAPI_ONLY_LIBUSB AND NOT HAVE_LIBUSB) 1172 set(HAVE_HIDAPI FALSE) 1173 endif() 1174 endif() 1175 1176 if(HAVE_HIDAPI) 1177 if(ANDROID) 1178 set(SOURCE_FILES ${SOURCE_FILES} ${SDL2_SOURCE_DIR}/src/hidapi/android/hid.cpp) 1179 endif() 1180 if(IOS OR TVOS) 1181 set(SOURCE_FILES ${SOURCE_FILES} ${SDL2_SOURCE_DIR}/src/hidapi/ios/hid.m) 1182 set(SDL_FRAMEWORK_COREBLUETOOTH 1) 1183 endif() 1184 set(HAVE_SDL_HIDAPI TRUE) 1185 1186 if(SDL_JOYSTICK AND SDL_HIDAPI_JOYSTICK) 1187 set(SDL_JOYSTICK_HIDAPI 1) 1188 set(HAVE_SDL_JOYSTICK TRUE) 1189 set(HAVE_HIDAPI_JOYSTICK TRUE) 1190 file(GLOB HIDAPI_JOYSTICK_SOURCES ${SDL2_SOURCE_DIR}/src/joystick/hidapi/*.c) 1191 set(SOURCE_FILES ${SOURCE_FILES} ${HIDAPI_JOYSTICK_SOURCES}) 1192 endif() 1193 endif() 1194endmacro() 1195 1196# Requires: 1197# - n/a 1198macro(CheckRPI) 1199 if(SDL_RPI) 1200 pkg_check_modules(VIDEO_RPI bcm_host brcmegl) 1201 if (NOT VIDEO_RPI_FOUND) 1202 set(VIDEO_RPI_INCLUDE_DIRS "/opt/vc/include" "/opt/vc/include/interface/vcos/pthreads" "/opt/vc/include/interface/vmcs_host/linux/" ) 1203 set(VIDEO_RPI_LIBRARY_DIRS "/opt/vc/lib" ) 1204 set(VIDEO_RPI_LIBRARIES bcm_host ) 1205 set(VIDEO_RPI_LDFLAGS "-Wl,-rpath,/opt/vc/lib") 1206 endif() 1207 listtostr(VIDEO_RPI_INCLUDE_DIRS VIDEO_RPI_INCLUDE_FLAGS "-I") 1208 listtostr(VIDEO_RPI_LIBRARY_DIRS VIDEO_RPI_LIBRARY_FLAGS "-L") 1209 1210 set(ORIG_CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS}") 1211 set(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} ${VIDEO_RPI_INCLUDE_FLAGS} ${VIDEO_RPI_LIBRARY_FLAGS}") 1212 set(CMAKE_REQUIRED_LIBRARIES "${VIDEO_RPI_LIBRARIES}") 1213 check_c_source_compiles(" 1214 #include <bcm_host.h> 1215 int main(int argc, char **argv) {}" HAVE_RPI) 1216 set(CMAKE_REQUIRED_FLAGS "${ORIG_CMAKE_REQUIRED_FLAGS}") 1217 set(CMAKE_REQUIRED_LIBRARIES) 1218 1219 if(SDL_VIDEO AND HAVE_RPI) 1220 set(HAVE_SDL_VIDEO TRUE) 1221 set(SDL_VIDEO_DRIVER_RPI 1) 1222 file(GLOB VIDEO_RPI_SOURCES ${SDL2_SOURCE_DIR}/src/video/raspberry/*.c) 1223 set(SOURCE_FILES ${SOURCE_FILES} ${VIDEO_RPI_SOURCES}) 1224 list(APPEND EXTRA_LIBS ${VIDEO_RPI_LIBRARIES}) 1225 # !!! FIXME: shouldn't be using CMAKE_C_FLAGS, right? 1226 set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${VIDEO_RPI_INCLUDE_FLAGS} ${VIDEO_RPI_LIBRARY_FLAGS}") 1227 list(APPEND EXTRA_LDFLAGS ${VIDEO_RPI_LDFLAGS}) 1228 endif() 1229 endif() 1230endmacro() 1231 1232# Requires: 1233# - EGL 1234# - PkgCheckModules 1235# Optional: 1236# - SDL_KMSDRM_SHARED opt 1237# - HAVE_SDL_LOADSO opt 1238macro(CheckKMSDRM) 1239 if(SDL_KMSDRM) 1240 pkg_check_modules(KMSDRM libdrm gbm egl) 1241 if(KMSDRM_FOUND AND HAVE_OPENGL_EGL) 1242 link_directories( 1243 ${KMSDRM_LIBRARY_DIRS} 1244 ) 1245 target_include_directories(sdl-build-options INTERFACE "${KMSDRM_INCLUDE_DIRS}") 1246 set(HAVE_KMSDRM TRUE) 1247 set(HAVE_SDL_VIDEO TRUE) 1248 1249 file(GLOB KMSDRM_SOURCES ${SDL2_SOURCE_DIR}/src/video/kmsdrm/*.c) 1250 set(SOURCE_FILES ${SOURCE_FILES} ${KMSDRM_SOURCES}) 1251 1252 list(APPEND EXTRA_CFLAGS ${KMSDRM_CFLAGS}) 1253 1254 set(SDL_VIDEO_DRIVER_KMSDRM 1) 1255 1256 if(SDL_KMSDRM_SHARED AND NOT HAVE_SDL_LOADSO) 1257 message_warn("You must have SDL_LoadObject() support for dynamic KMS/DRM loading") 1258 endif() 1259 if(SDL_KMSDRM_SHARED AND HAVE_SDL_LOADSO) 1260 FindLibraryAndSONAME(drm) 1261 FindLibraryAndSONAME(gbm) 1262 set(SDL_VIDEO_DRIVER_KMSDRM_DYNAMIC "\"${DRM_LIB_SONAME}\"") 1263 set(SDL_VIDEO_DRIVER_KMSDRM_DYNAMIC_GBM "\"${GBM_LIB_SONAME}\"") 1264 set(HAVE_KMSDRM_SHARED TRUE) 1265 else() 1266 set(EXTRA_LIBS ${KMSDRM_LIBRARIES} ${EXTRA_LIBS}) 1267 endif() 1268 endif() 1269 endif() 1270endmacro() 1271