Atlas - sdlchecks.cmake
Home / ext / SDL / cmake Lines: 1 | Size: 52118 bytes [Download] [Show on GitHub] [Search similar files] [Raw] [Raw (proxy)][FILE BEGIN]1macro(check_c_source_compiles_static SOURCE VAR) 2 set(saved_CMAKE_TRY_COMPILE_TARGET_TYPE "${CMAKE_TRY_COMPILE_TARGET_TYPE}") 3 set(CMAKE_TRY_COMPILE_TARGET_TYPE "STATIC_LIBRARY") 4 check_c_source_compiles("${SOURCE}" ${VAR} ${ARGN}) 5 set(CMAKE_TRY_COMPILE_TARGET_TYPE "${saved_CMAKE_TRY_COMPILE_TARGET_TYPE}") 6endmacro() 7 8macro(FindLibraryAndSONAME _LIB) 9 cmake_parse_arguments(_FLAS "" "" "LIBDIRS" ${ARGN}) 10 11 string(TOUPPER ${_LIB} _UPPERLNAME) 12 string(REGEX REPLACE "\\-" "_" _LNAME "${_UPPERLNAME}") 13 14 find_library(${_LNAME}_LIB ${_LIB} PATHS ${_FLAS_LIBDIRS}) 15 16 # FIXME: fail FindLibraryAndSONAME when library is not shared. 17 if(${_LNAME}_LIB MATCHES ".*\\${CMAKE_SHARED_LIBRARY_SUFFIX}.*" AND NOT ${_LNAME}_LIB MATCHES ".*\\${CMAKE_STATIC_LIBRARY_SUFFIX}.*") 18 set(${_LNAME}_SHARED TRUE) 19 else() 20 set(${_LNAME}_SHARED FALSE) 21 endif() 22 23 if(${_LNAME}_LIB) 24 # reduce the library name for shared linking 25 26 get_filename_component(_LIB_REALPATH ${${_LNAME}_LIB} REALPATH) # resolves symlinks 27 get_filename_component(_LIB_LIBDIR ${_LIB_REALPATH} DIRECTORY) 28 get_filename_component(_LIB_JUSTNAME ${_LIB_REALPATH} NAME) 29 30 if(APPLE) 31 string(REGEX REPLACE "(\\.[0-9]*)\\.[0-9\\.]*dylib$" "\\1.dylib" _LIB_REGEXD "${_LIB_JUSTNAME}") 32 else() 33 string(REGEX REPLACE "(\\.[0-9]*)\\.[0-9\\.]*$" "\\1" _LIB_REGEXD "${_LIB_JUSTNAME}") 34 endif() 35 36 if(NOT EXISTS "${_LIB_LIBDIR}/${_LIB_REGEXD}") 37 set(_LIB_REGEXD "${_LIB_JUSTNAME}") 38 endif() 39 set(${_LNAME}_LIBDIR "${_LIB_LIBDIR}") 40 41 message(STATUS "dynamic lib${_LIB} -> ${_LIB_REGEXD}") 42 set(${_LNAME}_LIB_SONAME ${_LIB_REGEXD}) 43 endif() 44 45 message(DEBUG "DYNLIB OUTPUTVAR: ${_LIB} ... ${_LNAME}_LIB") 46 message(DEBUG "DYNLIB ORIGINAL LIB: ${_LIB} ... ${${_LNAME}_LIB}") 47 message(DEBUG "DYNLIB REALPATH LIB: ${_LIB} ... ${_LIB_REALPATH}") 48 message(DEBUG "DYNLIB JUSTNAME LIB: ${_LIB} ... ${_LIB_JUSTNAME}") 49 message(DEBUG "DYNLIB SONAME LIB: ${_LIB} ... ${_LIB_REGEXD}") 50endmacro() 51 52macro(CheckDLOPEN) 53 check_symbol_exists(dlopen "dlfcn.h" HAVE_DLOPEN_IN_LIBC) 54 if(NOT HAVE_DLOPEN_IN_LIBC) 55 cmake_push_check_state() 56 list(APPEND CMAKE_REQUIRED_LIBRARIES dl) 57 check_symbol_exists(dlopen "dlfcn.h" HAVE_DLOPEN_IN_LIBDL) 58 cmake_pop_check_state() 59 if(HAVE_DLOPEN_IN_LIBDL) 60 sdl_link_dependency(dl LIBS dl) 61 endif() 62 endif() 63 if(HAVE_DLOPEN_IN_LIBC OR HAVE_DLOPEN_IN_LIBDL) 64 set(HAVE_DLOPEN TRUE) 65 endif() 66endmacro() 67 68macro(CheckO_CLOEXEC) 69 check_c_source_compiles(" 70 #include <fcntl.h> 71 int flag = O_CLOEXEC; 72 int main(int argc, char **argv) { return 0; }" HAVE_O_CLOEXEC) 73endmacro() 74 75# Requires: 76# - n/a 77macro(CheckOSS) 78 if(SDL_OSS) 79 check_c_source_compiles(" 80 #include <sys/soundcard.h> 81 int main(int argc, char **argv) { int arg = SNDCTL_DSP_SETFRAGMENT; return 0; }" HAVE_OSS_SYS_SOUNDCARD_H) 82 83 if(HAVE_OSS_SYS_SOUNDCARD_H) 84 set(HAVE_OSS TRUE) 85 sdl_glob_sources(${SDL3_SOURCE_DIR}/src/audio/dsp/*.c) 86 set(SDL_AUDIO_DRIVER_OSS 1) 87 if(NETBSD) 88 sdl_link_dependency(oss 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 set(ALSA_PKG_CONFIG_SPEC "alsa") 103 find_package(ALSA MODULE) 104 if(ALSA_FOUND) 105 sdl_glob_sources("${SDL3_SOURCE_DIR}/src/audio/alsa/*.c") 106 set(SDL_AUDIO_DRIVER_ALSA 1) 107 set(HAVE_ALSA TRUE) 108 set(HAVE_ALSA_SHARED FALSE) 109 if(SDL_ALSA_SHARED) 110 if(HAVE_SDL_LOADSO) 111 FindLibraryAndSONAME("asound") 112 if(ASOUND_LIB AND ASOUND_SHARED) 113 sdl_link_dependency(alsa INCLUDES $<TARGET_PROPERTY:ALSA::ALSA,INTERFACE_INCLUDE_DIRECTORIES>) 114 set(SDL_AUDIO_DRIVER_ALSA_DYNAMIC "\"${ASOUND_LIB_SONAME}\"") 115 set(HAVE_ALSA_SHARED TRUE) 116 else() 117 message(WARNING "Unable to find asound shared object") 118 endif() 119 else() 120 message(WARNING "You must have SDL_LoadObject() support for dynamic ALSA loading") 121 endif() 122 endif() 123 if(NOT HAVE_ALSA_SHARED) 124 #FIXME: remove this line and property generate sdl3.pc 125 list(APPEND SDL_PC_PRIVATE_REQUIRES alsa) 126 sdl_link_dependency(alsa LIBS ALSA::ALSA CMAKE_MODULE ALSA PKG_CONFIG_SPECS "${ALSA_PKG_CONFIG_SPEC}") 127 endif() 128 set(HAVE_SDL_AUDIO TRUE) 129 else() 130 message(WARNING "Unable to find the alsa development library") 131 endif() 132 else() 133 set(HAVE_ALSA FALSE) 134 endif() 135endmacro() 136 137# Requires: 138# - PkgCheckModules 139# Optional: 140# - SDL_PIPEWIRE_SHARED opt 141# - HAVE_SDL_LOADSO opt 142macro(CheckPipewire) 143 if(SDL_PIPEWIRE) 144 set(PipeWire_PKG_CONFIG_SPEC libpipewire-0.3>=0.3.44) 145 if(PKG_CONFIG_FOUND) 146 pkg_check_modules(PC_PIPEWIRE IMPORTED_TARGET ${PipeWire_PKG_CONFIG_SPEC}) 147 else() 148 set(PC_PIPEWIRE_FOUND FALSE) 149 endif() 150 if(PC_PIPEWIRE_FOUND) 151 set(HAVE_PIPEWIRE TRUE) 152 sdl_glob_sources("${SDL3_SOURCE_DIR}/src/audio/pipewire/*.c") 153 sdl_glob_sources("${SDL3_SOURCE_DIR}/src/camera/pipewire/*.c") 154 set(SDL_AUDIO_DRIVER_PIPEWIRE 1) 155 set(SDL_CAMERA_DRIVER_PIPEWIRE 1) 156 if(SDL_PIPEWIRE_SHARED AND NOT HAVE_SDL_LOADSO) 157 message(WARNING "You must have SDL_LoadObject() support for dynamic PipeWire loading") 158 endif() 159 FindLibraryAndSONAME("pipewire-0.3" LIBDIRS ${PC_PIPEWIRE_LIBRARY_DIRS}) 160 if(SDL_PIPEWIRE_SHARED AND PIPEWIRE_0.3_LIB AND HAVE_SDL_LOADSO) 161 set(SDL_AUDIO_DRIVER_PIPEWIRE_DYNAMIC "\"${PIPEWIRE_0.3_LIB_SONAME}\"") 162 set(SDL_CAMERA_DRIVER_PIPEWIRE_DYNAMIC "\"${PIPEWIRE_0.3_LIB_SONAME}\"") 163 set(HAVE_PIPEWIRE_SHARED TRUE) 164 sdl_link_dependency(pipewire INCLUDES $<TARGET_PROPERTY:PkgConfig::PC_PIPEWIRE,INTERFACE_INCLUDE_DIRECTORIES>) 165 else() 166 sdl_link_dependency(pipewire LIBS PkgConfig::PC_PIPEWIRE PKG_CONFIG_PREFIX PC_PIPEWIRE PKG_CONFIG_SPECS ${PipeWire_PKG_CONFIG_SPEC}) 167 endif() 168 set(HAVE_SDL_AUDIO TRUE) 169 endif() 170 endif() 171endmacro() 172 173# Requires: 174# - PkgCheckModules 175# Optional: 176# - SDL_PULSEAUDIO_SHARED opt 177# - HAVE_SDL_LOADSO opt 178macro(CheckPulseAudio) 179 if(SDL_PULSEAUDIO) 180 set(PulseAudio_PKG_CONFIG_SPEC "libpulse>=0.9.15") 181 if(PKG_CONFIG_FOUND) 182 pkg_check_modules(PC_PULSEAUDIO IMPORTED_TARGET ${PulseAudio_PKG_CONFIG_SPEC}) 183 else() 184 set(PC_PULSEAUDIO_FOUND FALSE) 185 endif() 186 if(PC_PULSEAUDIO_FOUND) 187 set(HAVE_PULSEAUDIO TRUE) 188 sdl_glob_sources("${SDL3_SOURCE_DIR}/src/audio/pulseaudio/*.c") 189 set(SDL_AUDIO_DRIVER_PULSEAUDIO 1) 190 if(SDL_PULSEAUDIO_SHARED AND NOT HAVE_SDL_LOADSO) 191 message(WARNING "You must have SDL_LoadObject() support for dynamic PulseAudio loading") 192 endif() 193 FindLibraryAndSONAME("pulse" LIBDIRS ${PC_PULSEAUDIO_LIBRARY_DIRS}) 194 if(SDL_PULSEAUDIO_SHARED AND PULSE_LIB AND HAVE_SDL_LOADSO) 195 set(SDL_AUDIO_DRIVER_PULSEAUDIO_DYNAMIC "\"${PULSE_LIB_SONAME}\"") 196 set(HAVE_PULSEAUDIO_SHARED TRUE) 197 sdl_link_dependency(pulseaudio INCLUDES $<TARGET_PROPERTY:PkgConfig::PC_PULSEAUDIO,INTERFACE_INCLUDE_DIRECTORIES>) 198 else() 199 sdl_link_dependency(pulseaudio LIBS PkgConfig::PC_PULSEAUDIO PKG_CONFIG_PREFIX PC_PULSEAUDIO PKG_CONFIG_SPECS "${PulseAudio_PKG_CONFIG_SPEC}") 200 endif() 201 set(HAVE_SDL_AUDIO TRUE) 202 endif() 203 endif() 204endmacro() 205 206# Requires: 207# - PkgCheckModules 208# Optional: 209# - SDL_JACK_SHARED opt 210# - HAVE_SDL_LOADSO opt 211macro(CheckJACK) 212 if(SDL_JACK) 213 set(Jack_PKG_CONFIG_SPEC jack) 214 if(PKG_CONFIG_FOUND) 215 pkg_check_modules(PC_JACK IMPORTED_TARGET ${Jack_PKG_CONFIG_SPEC}) 216 else() 217 set(PC_JACK_FOUND FALSE) 218 endif() 219 if(PC_JACK_FOUND) 220 set(HAVE_JACK TRUE) 221 sdl_glob_sources("${SDL3_SOURCE_DIR}/src/audio/jack/*.c") 222 set(SDL_AUDIO_DRIVER_JACK 1) 223 if(SDL_JACK_SHARED AND NOT HAVE_SDL_LOADSO) 224 message(WARNING "You must have SDL_LoadObject() support for dynamic JACK audio loading") 225 endif() 226 FindLibraryAndSONAME("jack" LIBDIRS ${PC_JACK_LIBRARY_DIRS}) 227 if(SDL_JACK_SHARED AND JACK_LIB AND HAVE_SDL_LOADSO) 228 set(SDL_AUDIO_DRIVER_JACK_DYNAMIC "\"${JACK_LIB_SONAME}\"") 229 set(HAVE_JACK_SHARED TRUE) 230 sdl_link_dependency(jack INCLUDES $<TARGET_PROPERTY:PkgConfig::PC_JACK,INTERFACE_INCLUDE_DIRECTORIES>) 231 else() 232 sdl_link_dependency(jack LIBS PkgConfig::PC_JACK PKG_CONFIG_PREFIX PC_JACK PKG_CONFIG_SPECS ${Jack_PKG_CONFIG_SPEC}) 233 endif() 234 set(HAVE_SDL_AUDIO TRUE) 235 endif() 236 endif() 237endmacro() 238 239# Requires: 240# - PkgCheckModules 241# Optional: 242# - SDL_SNDIO_SHARED opt 243# - HAVE_SDL_LOADSO opt 244macro(CheckSNDIO) 245 if(SDL_SNDIO) 246 set(SndIO_PKG_CONFIG_SPEC sndio) 247 if(PKG_CONFIG_FOUND) 248 pkg_check_modules(PC_SNDIO IMPORTED_TARGET ${SndIO_PKG_CONFIG_SPEC}) 249 else() 250 set(PC_SNDIO_FOUND FALSE) 251 endif() 252 if(PC_SNDIO_FOUND) 253 set(HAVE_SNDIO TRUE) 254 sdl_glob_sources("${SDL3_SOURCE_DIR}/src/audio/sndio/*.c") 255 set(SDL_AUDIO_DRIVER_SNDIO 1) 256 if(SDL_SNDIO_SHARED AND NOT HAVE_SDL_LOADSO) 257 message(WARNING "You must have SDL_LoadObject() support for dynamic sndio loading") 258 endif() 259 FindLibraryAndSONAME("sndio" LIBDIRS ${PC_SNDIO_LIBRARY_DIRS}) 260 if(SDL_SNDIO_SHARED AND SNDIO_LIB AND HAVE_SDL_LOADSO) 261 set(SDL_AUDIO_DRIVER_SNDIO_DYNAMIC "\"${SNDIO_LIB_SONAME}\"") 262 set(HAVE_SNDIO_SHARED TRUE) 263 sdl_include_directories(PRIVATE SYSTEM $<TARGET_PROPERTY:PkgConfig::PC_SNDIO,INTERFACE_INCLUDE_DIRECTORIES>) 264 else() 265 sdl_link_dependency(sndio LIBS PkgConfig::PC_SNDIO PKG_CONFIG_PREFIX PC_SNDIO PKG_CONFIG_SPECS ${SndIO_PKG_CONFIG_SPEC}) 266 endif() 267 set(HAVE_SDL_AUDIO TRUE) 268 endif() 269 endif() 270endmacro() 271 272# Requires: 273# - n/a 274# Optional: 275# - SDL_X11_SHARED opt 276# - HAVE_SDL_LOADSO opt 277macro(CheckX11) 278 cmake_push_check_state() 279 if(SDL_X11) 280 set(X11_PKG_CONFIG_SPEC x11) 281 set(Xext_PKG_CONFIG_SPEC xext) 282 set(Xcursor_PKG_CONFIG_SPEC xcursor) 283 set(Xi_PKG_CONFIG_SPEC xi) 284 set(Xfixes_PKG_CONFIG_SPEC xfixes) 285 set(Xrandr_PKG_CONFIG_SPEC xrandr) 286 set(Xrender_PKG_CONFIG_SPEC xrender) 287 set(Xss_PKG_CONFIG_SPEC xscrnsaver) 288 set(Xtst_PKG_CONFIG_SPEC xtst) 289 290 find_package(X11) 291 292 foreach(_LIB X11 Xext Xcursor Xi Xfixes Xrandr Xrender Xss Xtst) 293 get_filename_component(_libdir "${X11_${_LIB}_LIB}" DIRECTORY) 294 FindLibraryAndSONAME("${_LIB}" LIBDIRS ${_libdir}) 295 endforeach() 296 297 find_path(X11_INCLUDEDIR 298 NAMES X11/Xlib.h 299 PATHS 300 ${X11_INCLUDE_DIR} 301 /usr/pkg/xorg/include 302 /usr/X11R6/include 303 /usr/X11R7/include 304 /usr/local/include/X11 305 /usr/include/X11 306 /usr/openwin/include 307 /usr/openwin/share/include 308 /opt/graphics/OpenGL/include 309 /opt/X11/include 310 ) 311 312 if(X11_INCLUDEDIR) 313 sdl_include_directories(PRIVATE SYSTEM "${X11_INCLUDEDIR}") 314 list(APPEND CMAKE_REQUIRED_INCLUDES ${X11_INCLUDEDIR}) 315 endif() 316 317 find_file(HAVE_XCURSOR_H NAMES "X11/Xcursor/Xcursor.h" HINTS "${X11_INCLUDEDIR}") 318 find_file(HAVE_XINPUT2_H NAMES "X11/extensions/XInput2.h" HINTS "${X11_INCLUDEDIR}") 319 find_file(HAVE_XRANDR_H NAMES "X11/extensions/Xrandr.h" HINTS "${X11_INCLUDEDIR}") 320 find_file(HAVE_XFIXES_H_ NAMES "X11/extensions/Xfixes.h" HINTS "${X11_INCLUDEDIR}") 321 find_file(HAVE_XRENDER_H NAMES "X11/extensions/Xrender.h" HINTS "${X11_INCLUDEDIR}") 322 find_file(HAVE_XSYNC_H NAMES "X11/extensions/sync.h" HINTS "${X11_INCLUDEDIR}") 323 find_file(HAVE_XSS_H NAMES "X11/extensions/scrnsaver.h" HINTS "${X11_INCLUDEDIR}") 324 find_file(HAVE_XSHAPE_H NAMES "X11/extensions/shape.h" HINTS "${X11_INCLUDEDIR}") 325 find_file(HAVE_XTEST_H NAMES "X11/extensions/XTest.h" HINTS "${X11_INCLUDEDIR}") 326 find_file(HAVE_XDBE_H NAMES "X11/extensions/Xdbe.h" HINTS "${X11_INCLUDEDIR}") 327 find_file(HAVE_XEXT_H NAMES "X11/extensions/Xext.h" HINTS "${X11_INCLUDEDIR}") 328 329 if(X11_LIB AND HAVE_XEXT_H) 330 331 set(HAVE_X11 TRUE) 332 set(HAVE_SDL_VIDEO TRUE) 333 334 sdl_glob_sources("${SDL3_SOURCE_DIR}/src/video/x11/*.c") 335 set(SDL_VIDEO_DRIVER_X11 1) 336 337 # Note: Disabled on Apple because the dynamic mode backend for X11 doesn't 338 # work properly on Apple during several issues like inconsistent paths 339 # among platforms. See #6778 (https://github.com/libsdl-org/SDL/issues/6778) 340 if(APPLE) 341 set(SDL_X11_SHARED OFF) 342 endif() 343 344 check_symbol_exists(shmat "sys/shm.h" HAVE_SHMAT_IN_LIBC) 345 if(NOT HAVE_SHMAT_IN_LIBC) 346 check_library_exists(ipc shmat "" HAVE_SHMAT_IN_LIBIPC) 347 if(HAVE_SHMAT_IN_LIBIPC) 348 sdl_link_dependency(x11_ipc LIBS ipc) 349 endif() 350 if(NOT HAVE_SHMAT_IN_LIBIPC) 351 sdl_compile_definitions(PRIVATE "NO_SHARED_MEMORY") 352 endif() 353 endif() 354 355 if(SDL_X11_SHARED) 356 if(NOT HAVE_SDL_LOADSO) 357 message(WARNING "You must have SDL_LoadObject() support for dynamic X11 loading") 358 set(HAVE_X11_SHARED FALSE) 359 else() 360 set(HAVE_X11_SHARED TRUE) 361 endif() 362 if(X11_LIB) 363 if(HAVE_X11_SHARED) 364 set(SDL_VIDEO_DRIVER_X11_DYNAMIC "\"${X11_LIB_SONAME}\"") 365 else() 366 sdl_link_dependency(x11 LIBS X11::X11 CMAKE_MODULE X11 PKG_CONFIG_SPECS ${X11_PKG_CONFIG_SPEC}) 367 endif() 368 endif() 369 if(XEXT_LIB) 370 if(HAVE_X11_SHARED) 371 set(SDL_VIDEO_DRIVER_X11_DYNAMIC_XEXT "\"${XEXT_LIB_SONAME}\"") 372 else() 373 sdl_link_dependency(xext LIBS X11::Xext CMAKE_MODULE X11 PKG_CONFIG_SPECS ${Xext_PKG_CONFIG_SPEC}) 374 endif() 375 endif() 376 else() 377 sdl_link_dependency(x11 LIBS X11::X11 CMAKE_MODULE X11 PKG_CONFIG_SPECS ${X11_PKG_CONFIG_SPEC}) 378 sdl_link_dependency(xext LIBS X11::Xext CMAKE_MODULE X11 PKG_CONFIG_SPECS ${Xext_PKG_CONFIG_SPEC}) 379 endif() 380 381 list(APPEND CMAKE_REQUIRED_LIBRARIES ${X11_LIB}) 382 383 check_c_source_compiles_static(" 384 #include <X11/Xlib.h> 385 int main(int argc, char **argv) { 386 Display *display; 387 XEvent event; 388 XGenericEventCookie *cookie = &event.xcookie; 389 XNextEvent(display, &event); 390 XGetEventData(display, cookie); 391 XFreeEventData(display, cookie); 392 return 0; }" HAVE_XGENERICEVENT) 393 if(HAVE_XGENERICEVENT) 394 set(SDL_VIDEO_DRIVER_X11_SUPPORTS_GENERIC_EVENTS 1) 395 endif() 396 397 check_include_file("X11/XKBlib.h" SDL_VIDEO_DRIVER_X11_HAS_XKBLIB) 398 399 if(SDL_X11_XCURSOR) 400 if (HAVE_XCURSOR_H AND XCURSOR_LIB) 401 set(HAVE_X11_XCURSOR TRUE) 402 if(HAVE_X11_SHARED) 403 set(SDL_VIDEO_DRIVER_X11_DYNAMIC_XCURSOR "\"${XCURSOR_LIB_SONAME}\"") 404 else() 405 sdl_link_dependency(xcursor LIBS X11::Xcursor CMAKE_MODULE X11 PKG_CONFIG_SPECS ${Xcursor_PKG_CONFIG_SPEC}) 406 endif() 407 set(SDL_VIDEO_DRIVER_X11_XCURSOR 1) 408 else() 409 SDL_missing_dependency(XCURSOR SDL_X11_XCURSOR) 410 endif() 411 endif() 412 413 if(SDL_X11_XDBE) 414 if(HAVE_XDBE_H) 415 set(HAVE_X11_XDBE TRUE) 416 set(SDL_VIDEO_DRIVER_X11_XDBE 1) 417 else() 418 SDL_missing_dependency(XDBE SDL_X11_XDBE) 419 endif() 420 endif() 421 422 if(SDL_X11_XINPUT) 423 if(HAVE_XINPUT2_H AND XI_LIB) 424 set(HAVE_X11_XINPUT TRUE) 425 if(HAVE_X11_SHARED) 426 set(SDL_VIDEO_DRIVER_X11_DYNAMIC_XINPUT2 "\"${XI_LIB_SONAME}\"") 427 else() 428 sdl_link_dependency(xi LIBS X11::Xi CMAKE_MODULE X11 PKG_CONFIG_SPECS ${Xi_PKG_CONFIG_SPEC}) 429 endif() 430 set(SDL_VIDEO_DRIVER_X11_XINPUT2 1) 431 432 # Check for scroll info 433 check_c_source_compiles(" 434 #include <X11/Xlib.h> 435 #include <X11/Xproto.h> 436 #include <X11/extensions/XInput2.h> 437 XIScrollClassInfo *s; 438 int main(int argc, char **argv) {}" HAVE_XINPUT2_SCROLLINFO) 439 if(HAVE_XINPUT2_SCROLLINFO) 440 set(SDL_VIDEO_DRIVER_X11_XINPUT2_SUPPORTS_SCROLLINFO 1) 441 endif() 442 443 # Check for multitouch 444 check_c_source_compiles_static(" 445 #include <X11/Xlib.h> 446 #include <X11/Xproto.h> 447 #include <X11/extensions/XInput2.h> 448 int event_type = XI_TouchBegin; 449 XITouchClassInfo *t; 450 Status XIAllowTouchEvents(Display *a,int b,unsigned int c,Window d,int f) { 451 return (Status)0; 452 } 453 int main(int argc, char **argv) { return 0; }" HAVE_XINPUT2_MULTITOUCH) 454 if(HAVE_XINPUT2_MULTITOUCH) 455 set(SDL_VIDEO_DRIVER_X11_XINPUT2_SUPPORTS_MULTITOUCH 1) 456 endif() 457 458 # Check for gesture 459 check_c_source_compiles(" 460 #include <X11/Xlib.h> 461 #include <X11/Xproto.h> 462 #include <X11/extensions/XInput2.h> 463 int event_type = XI_GesturePinchBegin; 464 XIGesturePinchEvent *t; 465 Status XIAllowTouchEvents(Display *a,int b,unsigned int c,Window d,int f) { 466 return (Status)0; 467 } 468 int main(int argc, char **argv) { return 0; }" HAVE_XINPUT2_GESTURE) 469 if(HAVE_XINPUT2_GESTURE) 470 set(SDL_VIDEO_DRIVER_X11_XINPUT2_SUPPORTS_GESTURE 1) 471 endif() 472 473 else() 474 SDL_missing_dependency(XINPUT SDL_X11_XINPUT) 475 endif() 476 endif() 477 478 # check along with XInput2.h because we use Xfixes with XIBarrierReleasePointer 479 if(SDL_X11_XFIXES AND HAVE_XFIXES_H_ AND HAVE_XINPUT2_H) 480 check_c_source_compiles_static(" 481 #include <X11/Xlib.h> 482 #include <X11/Xproto.h> 483 #include <X11/extensions/XInput2.h> 484 #include <X11/extensions/Xfixes.h> 485 BarrierEventID b; 486 int main(int argc, char **argv) { return 0; }" HAVE_XFIXES_H) 487 endif() 488 if(SDL_X11_XFIXES) 489 if (HAVE_XFIXES_H AND HAVE_XINPUT2_H AND XFIXES_LIB) 490 if(HAVE_X11_SHARED) 491 set(SDL_VIDEO_DRIVER_X11_DYNAMIC_XFIXES "\"${XFIXES_LIB_SONAME}\"") 492 else() 493 sdl_link_dependency(xfixes LIBS X11::Xfixes CMAKE_MODULE X11 PKG_CONFIG_SPECS ${Xfixes_PKG_CONFIG_SPEC}) 494 endif() 495 set(SDL_VIDEO_DRIVER_X11_XFIXES 1) 496 set(HAVE_X11_XFIXES TRUE) 497 else() 498 SDL_missing_dependency(XFIXES SDL_X11_XFIXES) 499 endif() 500 endif() 501 502 if(SDL_X11_XSYNC) 503 if(HAVE_XSYNC_H AND XEXT_LIB) 504 set(SDL_VIDEO_DRIVER_X11_XSYNC 1) 505 set(HAVE_X11_XSYNC TRUE) 506 else() 507 SDL_missing_dependency(XSYNC SDL_X11_XSYNC) 508 endif() 509 endif() 510 511 if(SDL_X11_XRANDR) 512 if(HAVE_XRANDR_H AND XRANDR_LIB) 513 if(HAVE_X11_SHARED) 514 set(SDL_VIDEO_DRIVER_X11_DYNAMIC_XRANDR "\"${XRANDR_LIB_SONAME}\"") 515 else() 516 sdl_link_dependency(xrandr LIBS X11::Xrandr CMAKE_MODULE X11 PKG_CONFIG_SPECS ${Xrandr_PKG_CONFIG_SPEC}) 517 endif() 518 set(SDL_VIDEO_DRIVER_X11_XRANDR 1) 519 set(HAVE_X11_XRANDR TRUE) 520 else() 521 SDL_missing_dependency(XRANDR SDL_X11_XRANDR) 522 endif() 523 endif() 524 525 if(SDL_X11_XSCRNSAVER) 526 if(HAVE_XSS_H AND XSS_LIB) 527 if(HAVE_X11_SHARED) 528 set(SDL_VIDEO_DRIVER_X11_DYNAMIC_XSS "\"${XSS_LIB_SONAME}\"") 529 else() 530 sdl_link_dependency(xss LIBS X11::Xss CMAKE_MODULE X11 PKG_CONFIG_SPECS ${Xss_PKG_CONFIG_SPEC}) 531 endif() 532 set(SDL_VIDEO_DRIVER_X11_XSCRNSAVER 1) 533 set(HAVE_X11_XSCRNSAVER TRUE) 534 else() 535 SDL_missing_dependency(XSCRNSAVER SDL_X11_XSCRNSAVER) 536 endif() 537 endif() 538 539 if(SDL_X11_XSHAPE) 540 if(HAVE_XSHAPE_H) 541 set(SDL_VIDEO_DRIVER_X11_XSHAPE 1) 542 set(HAVE_X11_XSHAPE TRUE) 543 else() 544 SDL_missing_dependency(XSHAPE SDL_X11_XSHAPE) 545 endif() 546 endif() 547 548 if(SDL_X11_XTEST) 549 if(HAVE_XTEST_H AND XTST_LIB) 550 if(HAVE_X11_SHARED) 551 set(SDL_VIDEO_DRIVER_X11_DYNAMIC_XTEST "\"${XTST_LIB_SONAME}\"") 552 else() 553 sdl_link_dependency(xtst LIBS X11::Xtst CMAKE_MODULE X11 PKG_CONFIG_SPECS ${Xtst_PKG_CONFIG_SPEC}) 554 endif() 555 set(SDL_VIDEO_DRIVER_X11_XTEST 1) 556 set(HAVE_X11_XTEST TRUE) 557 else() 558 SDL_missing_dependency(XTEST SDL_X11_XTEST) 559 endif() 560 endif() 561 endif() 562 endif() 563 if(NOT HAVE_X11) 564 # Prevent Mesa from including X11 headers 565 sdl_compile_definitions(PRIVATE "MESA_EGL_NO_X11_HEADERS" "EGL_NO_X11") 566 endif() 567 cmake_pop_check_state() 568endmacro() 569 570macro(CheckFribidi) 571 if(SDL_FRIBIDI) 572 set(FRIBIDI_PKG_CONFIG_SPEC fribidi) 573 if(PKG_CONFIG_FOUND) 574 pkg_check_modules(PC_FRIBIDI IMPORTED_TARGET ${FRIBIDI_PKG_CONFIG_SPEC}) 575 else() 576 set(PC_FRIBIDI_FOUND FALSE) 577 endif() 578 if(PC_FRIBIDI_FOUND) 579 set(HAVE_FRIBIDI TRUE) 580 set(HAVE_FRIBIDI_H 1) 581 if(SDL_FRIBIDI_SHARED AND NOT HAVE_SDL_LOADSO) 582 message(WARNING "You must have SDL_LoadObject() support for dynamic fribidi loading") 583 endif() 584 FindLibraryAndSONAME("fribidi" LIBDIRS ${PC_FRIBIDI_LIBRARY_DIRS}) 585 if(SDL_FRIBIDI_SHARED AND FRIBIDI_LIB AND HAVE_SDL_LOADSO) 586 set(SDL_FRIBIDI_DYNAMIC "\"${FRIBIDI_LIB_SONAME}\"") 587 set(HAVE_FRIBIDI_SHARED TRUE) 588 sdl_include_directories(PRIVATE SYSTEM $<TARGET_PROPERTY:PkgConfig::PC_FRIBIDI,INTERFACE_INCLUDE_DIRECTORIES>) 589 else() 590 sdl_link_dependency(fribidi LIBS PkgConfig::PC_FRIBIDI PKG_CONFIG_PREFIX PC_FRIBIDI PKG_CONFIG_SPECS ${FRIBIDI_PKG_CONFIG_SPEC}) 591 endif() 592 endif() 593 endif() 594endmacro() 595 596macro(CheckLibThai) 597 if(SDL_LIBTHAI) 598 set(LIBTHAI_PKG_CONFIG_SPEC libthai) 599 if(PKG_CONFIG_FOUND) 600 pkg_check_modules(PC_LIBTHAI IMPORTED_TARGET ${LIBTHAI_PKG_CONFIG_SPEC}) 601 else() 602 set(PC_LIBTHAI_FOUND FALSE) 603 endif() 604 if(PC_LIBTHAI_FOUND) 605 set(HAVE_LIBTHAI TRUE) 606 set(HAVE_LIBTHAI_H 1) 607 if(SDL_LIBTHAI_SHARED AND NOT HAVE_SDL_LOADSO) 608 message(WARNING "You must have SDL_LoadObject() support for dynamic libthai loading") 609 endif() 610 FindLibraryAndSONAME("thai" LIBDIRS ${PC_LIBTHAI_LIBRARY_DIRS}) 611 if(SDL_LIBTHAI_SHARED AND THAI_LIB AND HAVE_SDL_LOADSO) 612 set(SDL_LIBTHAI_DYNAMIC "\"${THAI_LIB_SONAME}\"") 613 set(HAVE_LIBTHAI_SHARED TRUE) 614 sdl_include_directories(PRIVATE SYSTEM $<TARGET_PROPERTY:PkgConfig::PC_LIBTHAI,INTERFACE_INCLUDE_DIRECTORIES>) 615 else() 616 sdl_link_dependency(libthai LIBS PkgConfig::PC_LIBTHAI PKG_CONFIG_PREFIX PC_LIBTHAI PKG_CONFIG_SPECS ${LIBTHAI_PKG_CONFIG_SPEC}) 617 endif() 618 endif() 619 endif() 620endmacro() 621 622macro(WaylandProtocolGen _SCANNER _CODE_MODE _XML _PROTL) 623 set(_WAYLAND_PROT_C_CODE "${CMAKE_CURRENT_BINARY_DIR}/wayland-generated-protocols/${_PROTL}-protocol.c") 624 set(_WAYLAND_PROT_H_CODE "${CMAKE_CURRENT_BINARY_DIR}/wayland-generated-protocols/${_PROTL}-client-protocol.h") 625 626 add_custom_command( 627 OUTPUT "${_WAYLAND_PROT_H_CODE}" 628 DEPENDS "${_XML}" 629 COMMAND "${_SCANNER}" 630 ARGS client-header "${_XML}" "${_WAYLAND_PROT_H_CODE}" 631 ) 632 633 add_custom_command( 634 OUTPUT "${_WAYLAND_PROT_C_CODE}" 635 DEPENDS "${_WAYLAND_PROT_H_CODE}" 636 COMMAND "${_SCANNER}" 637 ARGS "${_CODE_MODE}" "${_XML}" "${_WAYLAND_PROT_C_CODE}" 638 ) 639 640 sdl_sources("${_WAYLAND_PROT_C_CODE}") 641endmacro() 642 643# Requires: 644# - EGL 645# - PkgCheckModules 646# Optional: 647# - SDL_WAYLAND_SHARED opt 648# - HAVE_SDL_LOADSO opt 649macro(CheckWayland) 650 if(SDL_WAYLAND) 651 set(WAYLAND_PKG_CONFIG_SPEC "wayland-client>=1.18" wayland-egl wayland-cursor egl "xkbcommon>=0.5.0") 652 if(PKG_CONFIG_FOUND) 653 pkg_check_modules(PC_WAYLAND IMPORTED_TARGET ${WAYLAND_PKG_CONFIG_SPEC}) 654 else() 655 set(PC_WAYLAND_CLIENT_FOUND FALSE) 656 endif() 657 find_program(WAYLAND_SCANNER NAMES wayland-scanner) 658 659 set(WAYLAND_FOUND FALSE) 660 if(PC_WAYLAND_FOUND AND WAYLAND_SCANNER) 661 execute_process( 662 COMMAND ${WAYLAND_SCANNER} --version 663 RESULT_VARIABLE WAYLAND_SCANNER_VERSION_RC 664 ERROR_VARIABLE WAYLAND_SCANNER_VERSION_STDERR 665 ERROR_STRIP_TRAILING_WHITESPACE 666 ) 667 if(NOT WAYLAND_SCANNER_VERSION_RC EQUAL 0) 668 message(WARNING "Failed to get wayland-scanner version") 669 else() 670 if(WAYLAND_SCANNER_VERSION_STDERR MATCHES [[([0-9.]+)$]]) 671 set(WAYLAND_FOUND TRUE) 672 set(WAYLAND_SCANNER_VERSION ${CMAKE_MATCH_1}) 673 if(WAYLAND_SCANNER_VERSION VERSION_LESS "1.15.0") 674 set(WAYLAND_SCANNER_CODE_MODE "code") 675 else() 676 set(WAYLAND_SCANNER_CODE_MODE "private-code") 677 endif() 678 endif() 679 endif() 680 endif() 681 682 if(WAYLAND_FOUND) 683 set(HAVE_WAYLAND TRUE) 684 set(HAVE_SDL_VIDEO TRUE) 685 686 sdl_glob_sources("${SDL3_SOURCE_DIR}/src/video/wayland/*.c") 687 688 # We have to generate some protocol interface code for some unstable Wayland features. 689 file(MAKE_DIRECTORY "${SDL3_BINARY_DIR}/wayland-generated-protocols") 690 # Prepend to include path to make sure they override installed protocol headers 691 sdl_include_directories(PRIVATE SYSTEM BEFORE "${SDL3_BINARY_DIR}/wayland-generated-protocols") 692 693 file(GLOB WAYLAND_PROTOCOLS_XML RELATIVE "${SDL3_SOURCE_DIR}/wayland-protocols/" "${SDL3_SOURCE_DIR}/wayland-protocols/*.xml") 694 foreach(_XML IN LISTS WAYLAND_PROTOCOLS_XML) 695 string(REGEX REPLACE "\\.xml$" "" _PROTL "${_XML}") 696 WaylandProtocolGen("${WAYLAND_SCANNER}" "${WAYLAND_SCANNER_CODE_MODE}" "${SDL3_SOURCE_DIR}/wayland-protocols/${_XML}" "${_PROTL}") 697 endforeach() 698 699 if(SDL_WAYLAND_SHARED AND NOT HAVE_SDL_LOADSO) 700 message(WARNING "You must have SDL_LoadObject() support for dynamic Wayland loading") 701 endif() 702 FindLibraryAndSONAME(wayland-client LIBDIRS ${PC_WAYLAND_LIBRARY_DIRS}) 703 FindLibraryAndSONAME(wayland-egl LIBDIRS ${PC_WAYLAND_LIBRARY_DIRS}) 704 FindLibraryAndSONAME(wayland-cursor LIBDIRS ${PC_WAYLAND_LIBRARY_DIRS}) 705 FindLibraryAndSONAME(xkbcommon LIBDIRS ${PC_WAYLAND_LIBRARY_DIRS}) 706 if(SDL_WAYLAND_SHARED AND WAYLAND_CLIENT_LIB AND WAYLAND_EGL_LIB AND WAYLAND_CURSOR_LIB AND XKBCOMMON_LIB AND HAVE_SDL_LOADSO) 707 set(SDL_VIDEO_DRIVER_WAYLAND_DYNAMIC "\"${WAYLAND_CLIENT_LIB_SONAME}\"") 708 set(SDL_VIDEO_DRIVER_WAYLAND_DYNAMIC_EGL "\"${WAYLAND_EGL_LIB_SONAME}\"") 709 set(SDL_VIDEO_DRIVER_WAYLAND_DYNAMIC_CURSOR "\"${WAYLAND_CURSOR_LIB_SONAME}\"") 710 set(SDL_VIDEO_DRIVER_WAYLAND_DYNAMIC_XKBCOMMON "\"${XKBCOMMON_LIB_SONAME}\"") 711 set(HAVE_WAYLAND_SHARED TRUE) 712 sdl_link_dependency(wayland INCLUDES $<TARGET_PROPERTY:PkgConfig::PC_WAYLAND,INTERFACE_INCLUDE_DIRECTORIES>) 713 else() 714 sdl_link_dependency(wayland LIBS PkgConfig::PC_WAYLAND PKG_CONFIG_PREFIX PC_WAYLAND PKG_CONFIG_SPECS ${WAYLAND_PKG_CONFIG_SPEC}) 715 endif() 716 717 # xkbcommon doesn't provide internal version defines, so generate them here. 718 if (PC_WAYLAND_xkbcommon_VERSION MATCHES "^([0-9]+)\\.([0-9]+)\\.([0-9]+)") 719 set(SDL_XKBCOMMON_VERSION_MAJOR ${CMAKE_MATCH_1}) 720 set(SDL_XKBCOMMON_VERSION_MINOR ${CMAKE_MATCH_2}) 721 set(SDL_XKBCOMMON_VERSION_PATCH ${CMAKE_MATCH_3}) 722 else() 723 message(WARNING "Failed to parse xkbcommon version; defaulting to lowest supported (0.5.0)") 724 set(SDL_XKBCOMMON_VERSION_MAJOR 0) 725 set(SDL_XKBCOMMON_VERSION_MINOR 5) 726 set(SDL_XKBCOMMON_VERSION_PATCH 0) 727 endif() 728 729 if(SDL_WAYLAND_LIBDECOR) 730 set(LibDecor_PKG_CONFIG_SPEC libdecor-0) 731 pkg_check_modules(PC_LIBDECOR IMPORTED_TARGET ${LibDecor_PKG_CONFIG_SPEC}) 732 if(PC_LIBDECOR_FOUND) 733 734 # Libdecor doesn't provide internal version defines, so generate them here. 735 if (PC_LIBDECOR_VERSION MATCHES "^([0-9]+)\\.([0-9]+)\\.([0-9]+)") 736 set(SDL_LIBDECOR_VERSION_MAJOR ${CMAKE_MATCH_1}) 737 set(SDL_LIBDECOR_VERSION_MINOR ${CMAKE_MATCH_2}) 738 set(SDL_LIBDECOR_VERSION_PATCH ${CMAKE_MATCH_3}) 739 else() 740 message(WARNING "Failed to parse libdecor version; defaulting to lowest supported (0.1.0)") 741 set(SDL_LIBDECOR_VERSION_MAJOR 0) 742 set(SDL_LIBDECOR_VERSION_MINOR 1) 743 set(SDL_LIBDECOR_VERSION_PATCH 0) 744 endif() 745 746 if(PC_LIBDECOR_VERSION VERSION_GREATER_EQUAL "0.2.0") 747 set(LibDecor_PKG_CONFIG_SPEC "libdecor-0>=0.2.0") 748 endif() 749 set(HAVE_WAYLAND_LIBDECOR TRUE) 750 set(HAVE_LIBDECOR_H 1) 751 if(SDL_WAYLAND_LIBDECOR_SHARED AND NOT HAVE_SDL_LOADSO) 752 message(WARNING "You must have SDL_LoadObject() support for dynamic libdecor loading") 753 endif() 754 FindLibraryAndSONAME(decor-0 LIBDIRS ${PC_LIBDECOR_LIBRARY_DIRS}) 755 if(SDL_WAYLAND_LIBDECOR_SHARED AND DECOR_0_LIB AND HAVE_SDL_LOADSO) 756 set(HAVE_WAYLAND_LIBDECOR_SHARED TRUE) 757 set(SDL_VIDEO_DRIVER_WAYLAND_DYNAMIC_LIBDECOR "\"${DECOR_0_LIB_SONAME}\"") 758 sdl_link_dependency(libdecor INCLUDES $<TARGET_PROPERTY:PkgConfig::PC_LIBDECOR,INTERFACE_INCLUDE_DIRECTORIES>) 759 else() 760 sdl_link_dependency(libdecor LIBS PkgConfig::PC_LIBDECOR PKG_CONFIG_PREFIX PC_LIBDECOR PKG_CONFIG_SPECS ${LibDecor_PKG_CONFIG_SPEC}) 761 endif() 762 endif() 763 endif() 764 765 set(SDL_VIDEO_DRIVER_WAYLAND 1) 766 endif() 767 endif() 768endmacro() 769 770# Requires: 771# - n/a 772# 773macro(CheckCOCOA) 774 if(SDL_COCOA) 775 if(APPLE) # Apple always has Cocoa. 776 set(HAVE_COCOA TRUE) 777 endif() 778 if(HAVE_COCOA) 779 sdl_glob_sources("${SDL3_SOURCE_DIR}/src/video/cocoa/*.m") 780 set(SDL_FRAMEWORK_IOKIT 1) 781 set(SDL_VIDEO_DRIVER_COCOA 1) 782 set(HAVE_SDL_VIDEO TRUE) 783 endif() 784 endif() 785endmacro() 786 787# Requires: 788# - n/a 789macro(CheckVivante) 790 if(SDL_VIVANTE) 791 check_c_source_compiles(" 792 #include <gc_vdk.h> 793 int main(int argc, char** argv) { return 0; }" HAVE_VIVANTE_VDK) 794 check_c_source_compiles(" 795 #define LINUX 796 #define EGL_API_FB 797 #include <EGL/eglvivante.h> 798 int main(int argc, char** argv) { return 0; }" HAVE_VIVANTE_EGL_FB) 799 if(HAVE_VIVANTE_VDK OR HAVE_VIVANTE_EGL_FB) 800 set(HAVE_VIVANTE TRUE) 801 set(HAVE_SDL_VIDEO TRUE) 802 803 sdl_glob_sources("${SDL3_SOURCE_DIR}/src/video/vivante/*.c") 804 set(SDL_VIDEO_DRIVER_VIVANTE 1) 805 # FIXME: Use Find module 806 if(HAVE_VIVANTE_VDK) 807 set(SDL_VIDEO_DRIVER_VIVANTE_VDK 1) 808 find_library(VIVANTE_LIBRARY REQUIRED NAMES VIVANTE vivante drm_vivante) 809 find_library(VIVANTE_VDK_LIBRARY VDK REQUIRED) 810 sdl_link_dependency(vivante LIBS ${VIVANTE_LIBRARY} ${VIVANTE_VDK_LIBRARY}) 811 else() 812 # these defines are needed when including the system EGL headers, which SDL does 813 sdl_compile_definitions(PUBLIC "LINUX" "EGL_API_FB") 814 sdl_link_dependency(vivante LIBS EGL) 815 endif(HAVE_VIVANTE_VDK) 816 endif() 817 endif() 818endmacro() 819 820# Requires: 821# - n/a 822macro(CheckOpenVR) 823 if(SDL_OPENVR) 824 set(HAVE_OPENVR TRUE) 825 set(HAVE_OPENVR_VIDEO TRUE) 826 827 sdl_glob_sources("${SDL3_SOURCE_DIR}/src/video/openvr/*.c") 828 set(SDL_VIDEO_DRIVER_OPENVR 1) 829 if(NOT WINDOWS) 830 sdl_link_dependency(egl LIBS EGL) 831 endif() 832 endif() 833endmacro() 834 835# Requires 836# - N/A 837macro(FindOpenGLHeaders) 838 find_package(OpenGL MODULE) 839 # OPENGL_INCLUDE_DIRS is preferred over OPENGL_INCLUDE_DIR, but was only added in 3.29, 840 # If the CMake minimum version is changed to be >= 3.29, the second check should be removed. 841 if(OPENGL_INCLUDE_DIRS) 842 list(APPEND CMAKE_REQUIRED_INCLUDES ${OPENGL_INCLUDE_DIRS}) 843 elseif(OPENGL_INCLUDE_DIR) 844 list(APPEND CMAKE_REQUIRED_INCLUDES ${OPENGL_INCLUDE_DIR}) 845 endif() 846endmacro() 847 848# Requires: 849# - nada 850macro(CheckGLX) 851 if(SDL_OPENGL) 852 cmake_push_check_state() 853 FindOpenGLHeaders() 854 check_c_source_compiles(" 855 #include <GL/glx.h> 856 int main(int argc, char** argv) { return 0; }" HAVE_OPENGL_GLX) 857 cmake_pop_check_state() 858 if(HAVE_OPENGL_GLX AND NOT HAVE_ROCKCHIP) 859 set(SDL_VIDEO_OPENGL_GLX 1) 860 endif() 861 endif() 862endmacro() 863 864# Requires: 865# - PkgCheckModules 866macro(CheckEGL) 867 if(SDL_OPENGL OR SDL_OPENGLES) 868 cmake_push_check_state() 869 find_package(OpenGL MODULE) 870 list(APPEND CMAKE_REQUIRED_INCLUDES ${OPENGL_EGL_INCLUDE_DIRS}) 871 list(APPEND CMAKE_REQUIRED_INCLUDES "${SDL3_SOURCE_DIR}/src/video/khronos") 872 check_c_source_compiles(" 873 #define EGL_API_FB 874 #define MESA_EGL_NO_X11_HEADERS 875 #define EGL_NO_X11 876 #include <EGL/egl.h> 877 #include <EGL/eglext.h> 878 int main (int argc, char** argv) { return 0; }" HAVE_OPENGL_EGL) 879 cmake_pop_check_state() 880 if(HAVE_OPENGL_EGL) 881 set(SDL_VIDEO_OPENGL_EGL 1) 882 sdl_link_dependency(egl INCLUDES ${OPENGL_EGL_INCLUDE_DIRS}) 883 endif() 884 endif() 885endmacro() 886 887# Requires: 888# - nada 889macro(CheckOpenGL) 890 if(SDL_OPENGL) 891 cmake_push_check_state() 892 FindOpenGLHeaders() 893 check_c_source_compiles(" 894 #include <GL/gl.h> 895 #include <GL/glext.h> 896 int main(int argc, char** argv) { return 0; }" HAVE_OPENGL) 897 cmake_pop_check_state() 898 if(HAVE_OPENGL) 899 set(SDL_VIDEO_OPENGL 1) 900 set(SDL_VIDEO_RENDER_OGL 1) 901 endif() 902 endif() 903endmacro() 904 905# Requires: 906# - nada 907macro(CheckOpenGLES) 908 if(SDL_OPENGLES) 909 cmake_push_check_state() 910 FindOpenGLHeaders() 911 list(APPEND CMAKE_REQUIRED_INCLUDES "${SDL3_SOURCE_DIR}/src/video/khronos") 912 check_c_source_compiles(" 913 #include <GLES/gl.h> 914 #include <GLES/glext.h> 915 int main (int argc, char** argv) { return 0; }" HAVE_OPENGLES_V1) 916 check_c_source_compiles(" 917 #include <GLES2/gl2.h> 918 #include <GLES2/gl2ext.h> 919 int main (int argc, char** argv) { return 0; }" HAVE_OPENGLES_V2) 920 cmake_pop_check_state() 921 if(HAVE_OPENGLES_V1) 922 set(HAVE_OPENGLES TRUE) 923 set(SDL_VIDEO_OPENGL_ES 1) 924 endif() 925 if(HAVE_OPENGLES_V2) 926 set(HAVE_OPENGLES TRUE) 927 set(SDL_VIDEO_OPENGL_ES2 1) 928 set(SDL_VIDEO_RENDER_OGL_ES2 1) 929 endif() 930 endif() 931endmacro() 932 933macro(CheckVulkan) 934 if(SDL_VULKAN) 935 set(SDL_VIDEO_VULKAN 1) 936 set(HAVE_VULKAN TRUE) 937 if(SDL_RENDER_VULKAN) 938 set(SDL_VIDEO_RENDER_VULKAN 1) 939 set(HAVE_RENDER_VULKAN TRUE) 940 endif() 941 endif() 942endmacro() 943 944# Requires: 945# - EGL 946macro(CheckQNXScreen) 947 if(QNX AND HAVE_OPENGL_EGL) 948 check_c_source_compiles(" 949 #include <screen/screen.h> 950 int main (int argc, char** argv) { return 0; }" HAVE_QNX_SCREEN) 951 if(HAVE_QNX_SCREEN) 952 set(SDL_VIDEO_DRIVER_QNX 1) 953 sdl_glob_sources("${SDL3_SOURCE_DIR}/src/video/qnx/*.c") 954 sdl_link_dependency(qnxscreen LIBS screen EGL) 955 endif() 956 endif() 957endmacro() 958 959# Requires: 960# - nada 961# Optional: 962# - THREADS opt 963# Sets: 964# PTHREAD_CFLAGS 965# PTHREAD_LIBS 966macro(CheckPTHREAD) 967 cmake_push_check_state() 968 if(SDL_PTHREADS) 969 if(ANDROID OR SDL_PTHREADS_PRIVATE) 970 # the android libc provides built-in support for pthreads, so no 971 # additional linking or compile flags are necessary 972 elseif(LINUX) 973 set(PTHREAD_CFLAGS "-D_REENTRANT") 974 set(PTHREAD_LDFLAGS "-pthread") 975 elseif(BSDI) 976 set(PTHREAD_CFLAGS "-D_REENTRANT -D_THREAD_SAFE") 977 set(PTHREAD_LDFLAGS "") 978 elseif(DARWIN) 979 set(PTHREAD_CFLAGS "-D_THREAD_SAFE") 980 # causes Carbon.p complaints? 981 # set(PTHREAD_CFLAGS "-D_REENTRANT -D_THREAD_SAFE") 982 set(PTHREAD_LDFLAGS "") 983 elseif(FREEBSD) 984 set(PTHREAD_CFLAGS "-D_REENTRANT -D_THREAD_SAFE") 985 set(PTHREAD_LDFLAGS "-pthread") 986 elseif(NETBSD) 987 set(PTHREAD_CFLAGS "-D_REENTRANT -D_THREAD_SAFE") 988 set(PTHREAD_LDFLAGS "-lpthread") 989 elseif(OPENBSD) 990 set(PTHREAD_CFLAGS "-D_REENTRANT") 991 set(PTHREAD_LDFLAGS "-lpthread") 992 elseif(SOLARIS) 993 set(PTHREAD_CFLAGS "-D_REENTRANT") 994 if(CMAKE_C_COMPILER_ID MATCHES "SunPro") 995 set(PTHREAD_LDFLAGS "-mt -lpthread") 996 else() 997 set(PTHREAD_LDFLAGS "-pthread") 998 endif() 999 elseif(SYSV5) 1000 set(PTHREAD_CFLAGS "-D_REENTRANT -Kthread") 1001 set(PTHREAD_LDFLAGS "") 1002 elseif(AIX) 1003 set(PTHREAD_CFLAGS "-D_REENTRANT -mthreads") 1004 set(PTHREAD_LDFLAGS "-pthread") 1005 elseif(HPUX) 1006 set(PTHREAD_CFLAGS "-D_REENTRANT") 1007 set(PTHREAD_LDFLAGS "-L/usr/lib -pthread") 1008 elseif(HAIKU) 1009 set(PTHREAD_CFLAGS "-D_REENTRANT") 1010 set(PTHREAD_LDFLAGS "") 1011 elseif(EMSCRIPTEN) 1012 set(PTHREAD_CFLAGS "-D_REENTRANT -pthread") 1013 set(PTHREAD_LDFLAGS "-pthread") 1014 elseif(QNX) 1015 # pthread support is baked in 1016 elseif(HURD) 1017 set(PTHREAD_CFLAGS "-D_REENTRANT") 1018 set(PTHREAD_LDFLAGS "-pthread") 1019 else() 1020 set(PTHREAD_CFLAGS "-D_REENTRANT") 1021 set(PTHREAD_LDFLAGS "-lpthread") 1022 endif() 1023 1024 # Run some tests 1025 string(APPEND CMAKE_REQUIRED_FLAGS " ${PTHREAD_CFLAGS} ${PTHREAD_LDFLAGS}") 1026 check_c_source_compiles(" 1027 #include <pthread.h> 1028 int main(int argc, char** argv) { 1029 pthread_attr_t type; 1030 pthread_attr_init(&type); 1031 return 0; 1032 }" HAVE_PTHREADS) 1033 if(HAVE_PTHREADS) 1034 set(SDL_THREAD_PTHREAD 1) 1035 separate_arguments(PTHREAD_CFLAGS) 1036 sdl_compile_options(PRIVATE ${PTHREAD_CFLAGS}) 1037 sdl_link_dependency(pthread LINK_OPTIONS ${PTHREAD_LDFLAGS}) 1038 1039 check_c_source_compiles(" 1040 #include <pthread.h> 1041 int main(int argc, char **argv) { 1042 pthread_mutexattr_t attr; 1043 pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_RECURSIVE); 1044 return 0; 1045 }" HAVE_RECURSIVE_MUTEXES) 1046 if(HAVE_RECURSIVE_MUTEXES) 1047 set(SDL_THREAD_PTHREAD_RECURSIVE_MUTEX 1) 1048 else() 1049 check_c_source_compiles(" 1050 #include <pthread.h> 1051 int main(int argc, char **argv) { 1052 pthread_mutexattr_t attr; 1053 pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_RECURSIVE_NP); 1054 return 0; 1055 }" HAVE_RECURSIVE_MUTEXES_NP) 1056 if(HAVE_RECURSIVE_MUTEXES_NP) 1057 set(SDL_THREAD_PTHREAD_RECURSIVE_MUTEX_NP 1) 1058 endif() 1059 endif() 1060 1061 if(SDL_PTHREADS_SEM) 1062 check_c_source_compiles("#include <pthread.h> 1063 #include <semaphore.h> 1064 int main(int argc, char **argv) { return 0; }" HAVE_PTHREADS_SEM) 1065 if(HAVE_PTHREADS_SEM) 1066 check_c_source_compiles(" 1067 #include <pthread.h> 1068 #include <semaphore.h> 1069 int main(int argc, char **argv) { 1070 sem_timedwait(NULL, NULL); 1071 return 0; 1072 }" COMPILER_HAS_SEM_TIMEDWAIT) 1073 set(HAVE_SEM_TIMEDWAIT ${COMPILER_HAS_SEM_TIMEDWAIT}) 1074 endif() 1075 endif() 1076 1077 check_include_file(pthread.h HAVE_PTHREAD_H) 1078 check_include_file(pthread_np.h HAVE_PTHREAD_NP_H) 1079 if (HAVE_PTHREAD_H) 1080 check_c_source_compiles(" 1081 #include <pthread.h> 1082 int main(int argc, char **argv) { 1083 #ifdef __APPLE__ 1084 pthread_setname_np(\"\"); 1085 #else 1086 pthread_setname_np(pthread_self(),\"\"); 1087 #endif 1088 return 0; 1089 }" HAVE_PTHREAD_SETNAME_NP) 1090 if (HAVE_PTHREAD_NP_H) 1091 check_symbol_exists(pthread_set_name_np "pthread.h;pthread_np.h" HAVE_PTHREAD_SET_NAME_NP) 1092 endif() 1093 endif() 1094 1095 sdl_sources( 1096 "${SDL3_SOURCE_DIR}/src/thread/pthread/SDL_systhread.c" 1097 "${SDL3_SOURCE_DIR}/src/thread/pthread/SDL_sysmutex.c" # Can be faked, if necessary 1098 "${SDL3_SOURCE_DIR}/src/thread/pthread/SDL_syscond.c" # Can be faked, if necessary 1099 "${SDL3_SOURCE_DIR}/src/thread/pthread/SDL_sysrwlock.c" # Can be faked, if necessary 1100 "${SDL3_SOURCE_DIR}/src/thread/pthread/SDL_systls.c" 1101 ) 1102 if(HAVE_PTHREADS_SEM) 1103 sdl_sources("${SDL3_SOURCE_DIR}/src/thread/pthread/SDL_syssem.c") 1104 else() 1105 sdl_sources("${SDL3_SOURCE_DIR}/src/thread/generic/SDL_syssem.c") 1106 endif() 1107 set(HAVE_SDL_THREADS TRUE) 1108 endif() 1109 endif() 1110 cmake_pop_check_state() 1111endmacro() 1112 1113# Requires 1114# - nada 1115# Optional: 1116# Sets: 1117# USB_LIBS 1118# USB_CFLAGS 1119macro(CheckUSBHID) 1120 cmake_push_check_state() 1121 check_library_exists(usbhid hid_init "" LIBUSBHID) 1122 if(LIBUSBHID) 1123 check_include_files("stdint.h;usbhid.h" HAVE_USBHID_H) 1124 if(HAVE_USBHID_H) 1125 set(USB_CFLAGS "-DHAVE_USBHID_H") 1126 endif() 1127 1128 check_include_files("stdint.h;libusbhid.h" HAVE_LIBUSBHID_H) 1129 if(HAVE_LIBUSBHID_H) 1130 string(APPEND USB_CFLAGS " -DHAVE_LIBUSBHID_H") 1131 endif() 1132 set(USB_LIBS ${USB_LIBS} usbhid) 1133 else() 1134 check_include_files("stdint.h;usb.h" HAVE_USB_H) 1135 if(HAVE_USB_H) 1136 set(USB_CFLAGS "-DHAVE_USB_H") 1137 endif() 1138 check_include_files("stdint.h;libusb.h" HAVE_LIBUSB_H) 1139 if(HAVE_LIBUSB_H) 1140 string(APPEND USB_CFLAGS " -DHAVE_LIBUSB_H") 1141 endif() 1142 check_library_exists(usb hid_init "" LIBUSB) 1143 if(LIBUSB) 1144 list(APPEND USB_LIBS usb) 1145 endif() 1146 endif() 1147 1148 string(APPEND CMAKE_REQUIRED_FLAGS " ${USB_CFLAGS}") 1149 list(APPEND CMAKE_REQUIRED_LIBRARIES ${USB_LIBS}) 1150 check_c_source_compiles(" 1151 #include <stdint.h> 1152 #if defined(HAVE_USB_H) 1153 #include <usb.h> 1154 #endif 1155 #ifdef __DragonFly__ 1156 # include <bus/u4b/usb.h> 1157 # include <bus/u4b/usbhid.h> 1158 #else 1159 # include <dev/usb/usb.h> 1160 # include <dev/usb/usbhid.h> 1161 #endif 1162 #if defined(HAVE_USBHID_H) 1163 #include <usbhid.h> 1164 #elif defined(HAVE_LIBUSB_H) 1165 #include <libusb.h> 1166 #elif defined(HAVE_LIBUSBHID_H) 1167 #include <libusbhid.h> 1168 #endif 1169 int main(int argc, char **argv) { 1170 struct report_desc *repdesc; 1171 struct usb_ctl_report *repbuf; 1172 hid_kind_t hidkind; 1173 return 0; 1174 }" HAVE_USBHID) 1175 if(HAVE_USBHID) 1176 check_c_source_compiles(" 1177 #include <stdint.h> 1178 #if defined(HAVE_USB_H) 1179 #include <usb.h> 1180 #endif 1181 #ifdef __DragonFly__ 1182 # include <bus/u4b/usb.h> 1183 # include <bus/u4b/usbhid.h> 1184 #else 1185 # include <dev/usb/usb.h> 1186 # include <dev/usb/usbhid.h> 1187 #endif 1188 #if defined(HAVE_USBHID_H) 1189 #include <usbhid.h> 1190 #elif defined(HAVE_LIBUSB_H) 1191 #include <libusb.h> 1192 #elif defined(HAVE_LIBUSBHID_H) 1193 #include <libusbhid.h> 1194 #endif 1195 int main(int argc, char** argv) { 1196 struct usb_ctl_report buf; 1197 if (buf.ucr_data) { } 1198 return 0; 1199 }" HAVE_USBHID_UCR_DATA) 1200 if(HAVE_USBHID_UCR_DATA) 1201 string(APPEND USB_CFLAGS " -DUSBHID_UCR_DATA") 1202 endif() 1203 1204 check_c_source_compiles(" 1205 #include <stdint.h> 1206 #if defined(HAVE_USB_H) 1207 #include <usb.h> 1208 #endif 1209 #ifdef __DragonFly__ 1210 #include <bus/u4b/usb.h> 1211 #include <bus/u4b/usbhid.h> 1212 #else 1213 #include <dev/usb/usb.h> 1214 #include <dev/usb/usbhid.h> 1215 #endif 1216 #if defined(HAVE_USBHID_H) 1217 #include <usbhid.h> 1218 #elif defined(HAVE_LIBUSB_H) 1219 #include <libusb.h> 1220 #elif defined(HAVE_LIBUSBHID_H) 1221 #include <libusbhid.h> 1222 #endif 1223 int main(int argc, char **argv) { 1224 report_desc_t d; 1225 hid_start_parse(d, 1, 1); 1226 return 0; 1227 }" HAVE_USBHID_NEW) 1228 if(HAVE_USBHID_NEW) 1229 string(APPEND USB_CFLAGS " -DUSBHID_NEW") 1230 endif() 1231 1232 check_c_source_compiles(" 1233 #include <machine/joystick.h> 1234 int main(int argc, char** argv) { 1235 struct joystick t; 1236 return 0; 1237 }" HAVE_MACHINE_JOYSTICK) 1238 if(HAVE_MACHINE_JOYSTICK) 1239 set(SDL_HAVE_MACHINE_JOYSTICK_H 1) 1240 endif() 1241 set(SDL_JOYSTICK_USBHID 1) 1242 sdl_glob_sources("${SDL3_SOURCE_DIR}/src/joystick/bsd/*.c") 1243 separate_arguments(USB_CFLAGS) 1244 sdl_compile_options(PRIVATE ${USB_CFLAGS}) 1245 #FIXME: properly add usb libs with pkg-config or whatever 1246 sdl_link_dependency(usbhid LIBS ${USB_LIBS}) 1247 set(HAVE_SDL_JOYSTICK TRUE) 1248 endif() 1249 cmake_pop_check_state() 1250endmacro() 1251 1252# Check for HIDAPI support 1253macro(CheckHIDAPI) 1254 if(ANDROID) 1255 enable_language(CXX) 1256 sdl_sources("${SDL3_SOURCE_DIR}/src/hidapi/android/hid.cpp") 1257 endif() 1258 if(IOS OR TVOS) 1259 sdl_sources("${SDL3_SOURCE_DIR}/src/hidapi/ios/hid.m") 1260 set(SDL_FRAMEWORK_COREBLUETOOTH 1) 1261 endif() 1262 if(SDL_HIDAPI) 1263 set(HAVE_HIDAPI ON) 1264 if(SDL_HIDAPI_LIBUSB) 1265 set(HAVE_LIBUSB FALSE) 1266 find_package(LibUSB) 1267 if(LibUSB_FOUND) 1268 cmake_push_check_state() 1269 list(APPEND CMAKE_REQUIRED_LIBRARIES LibUSB::LibUSB) 1270 check_c_source_compiles_static(" 1271 #include <stddef.h> 1272 #include <libusb.h> 1273 int main(int argc, char **argv) { 1274 libusb_close(NULL); 1275 return 0; 1276 }" HAVE_LIBUSB_H) 1277 cmake_pop_check_state() 1278 if(HAVE_LIBUSB_H) 1279 set(HAVE_LIBUSB TRUE) 1280 if(SDL_HIDAPI_LIBUSB_SHARED) 1281 target_get_dynamic_library(dynamic_libusb LibUSB::LibUSB) 1282 if(dynamic_libusb) 1283 set(HAVE_HIDAPI_LIBUSB_SHARED ON) 1284 set(SDL_LIBUSB_DYNAMIC "\"${dynamic_libusb}\"") 1285 sdl_link_dependency(hidapi INCLUDES $<TARGET_PROPERTY:LibUSB::LibUSB,INTERFACE_INCLUDE_DIRECTORIES>) 1286 endif() 1287 endif() 1288 if(NOT HAVE_HIDAPI_LIBUSB_SHARED) 1289 sdl_link_dependency(hidapi LIBS LibUSB::LibUSB PKG_CONFIG_SPECS "${LibUSB_PKG_CONFIG_SPEC}" CMAKE_MODULE LibUSB) 1290 endif() 1291 endif() 1292 endif() 1293 set(HAVE_HIDAPI_LIBUSB ${HAVE_LIBUSB}) 1294 endif() 1295 1296 if(HAVE_HIDAPI) 1297 set(HAVE_SDL_HIDAPI TRUE) 1298 1299 if(SDL_JOYSTICK AND SDL_HIDAPI_JOYSTICK) 1300 set(SDL_JOYSTICK_HIDAPI 1) 1301 set(HAVE_SDL_JOYSTICK TRUE) 1302 set(HAVE_HIDAPI_JOYSTICK TRUE) 1303 sdl_glob_sources("${SDL3_SOURCE_DIR}/src/joystick/hidapi/*.c") 1304 sdl_glob_sources("${SDL3_SOURCE_DIR}/src/haptic/hidapi/*.c") 1305 endif() 1306 else() 1307 set(SDL_HIDAPI_DISABLED 1) 1308 endif() 1309 else() 1310 set(SDL_HIDAPI_DISABLED 1) 1311 endif() 1312endmacro() 1313 1314# Requires: 1315# - n/a 1316macro(CheckRPI) 1317 if(SDL_RPI) 1318 set(BCM_HOST_PKG_CONFIG_SPEC bcm_host) 1319 set(BRCMEGL_PKG_CONFIG_SPEC brcmegl) 1320 1321 set(original_PKG_CONFIG_PATH $ENV{PKG_CONFIG_PATH}) 1322 set(ENV{PKG_CONFIG_PATH} "${original_PKG_CONFIG_PATH}:/opt/vc/lib/pkgconfig") 1323 if(PKG_CONFIG_FOUND) 1324 pkg_check_modules(PC_BCM_HOST IMPORTED_TARGET QUIET ${BCM_HOST_PKG_CONFIG_SPEC}) 1325 pkg_check_modules(PC_BRCMEGL IMPORTED_TARGET QUIET ${BRCMEGL_PKG_CONFIG_SPEC}) 1326 endif() 1327 set(ENV{PKG_CONFIG_PATH} "${original_PKG_CONFIG_PATH}") 1328 1329 if(TARGET PkgConfig::PC_BCM_HOST AND TARGET PkgConfig::PC_BRCMEGL) 1330 set(HAVE_RPI TRUE) 1331 if(SDL_VIDEO) 1332 set(HAVE_SDL_VIDEO TRUE) 1333 set(SDL_VIDEO_DRIVER_RPI 1) 1334 sdl_glob_sources("${SDL3_SOURCE_DIR}/src/video/raspberry/*.c") 1335 sdl_link_dependency(rpi-video LIBS PkgConfig::PC_BCM_HOST PKG_CONFIG_PREFIX PC_BCM_HOST PKG_CONFIG_SPECS ${BCM_HOST_PKG_CONFIG_SPEC}) 1336 endif() 1337 endif() 1338 endif() 1339endmacro() 1340 1341# Requires: 1342# - n/a 1343macro(CheckROCKCHIP) 1344 if(SDL_ROCKCHIP) 1345 set(MALI_PKG_CONFIG_SPEC mali) 1346 if(PKG_CONFIG_FOUND) 1347 pkg_search_module(PC_MALI QUIET ${MALI_PKG_CONFIG_SPEC}) 1348 else() 1349 set(PC_MALI_FOUND FALSE) 1350 endif() 1351 if(PC_MALI_FOUND) 1352 set(HAVE_ROCKCHIP TRUE) 1353 endif() 1354 if(SDL_VIDEO AND HAVE_ROCKCHIP) 1355 set(HAVE_SDL_VIDEO TRUE) 1356 set(SDL_VIDEO_DRIVER_ROCKCHIP 1) 1357 endif() 1358 endif() 1359endmacro() 1360 1361# Requires: 1362# - EGL 1363# - PkgCheckModules 1364# Optional: 1365# - SDL_KMSDRM_SHARED opt 1366# - HAVE_SDL_LOADSO opt 1367macro(CheckKMSDRM) 1368 if(SDL_KMSDRM) 1369 set(PKG_CONFIG_LIBDRM_SPEC libdrm) 1370 set(PKG_CONFIG_GBM_SPEC gbm) 1371 if(PKG_CONFIG_FOUND) 1372 pkg_check_modules(PC_LIBDRM IMPORTED_TARGET ${PKG_CONFIG_LIBDRM_SPEC}) 1373 pkg_check_modules(PC_GBM IMPORTED_TARGET ${PKG_CONFIG_GBM_SPEC}) 1374 else() 1375 set(PC_LIBDRM_FOUND FALSE) 1376 set(PC_GBM_FOUND FALSE) 1377 endif() 1378 if(PC_LIBDRM_FOUND AND PC_GBM_FOUND AND HAVE_OPENGL_EGL) 1379 set(HAVE_KMSDRM TRUE) 1380 set(HAVE_SDL_VIDEO TRUE) 1381 1382 sdl_glob_sources("${SDL3_SOURCE_DIR}/src/video/kmsdrm/*.c") 1383 1384 set(SDL_VIDEO_DRIVER_KMSDRM 1) 1385 1386 if(SDL_KMSDRM_SHARED AND NOT HAVE_SDL_LOADSO) 1387 message(WARNING "You must have SDL_LoadObject() support for dynamic KMS/DRM loading") 1388 endif() 1389 set(HAVE_KMSDRM_SHARED FALSE) 1390 if(SDL_KMSDRM_SHARED AND HAVE_SDL_LOADSO) 1391 FindLibraryAndSONAME(drm LIBDIRS ${PC_LIBDRM_LIBRARY_DIRS}) 1392 FindLibraryAndSONAME(gbm LIBDIRS ${PC_GBM_LIBRARY_DIRS}) 1393 if(DRM_LIB AND DRM_SHARED AND GBM_LIB AND GBM_SHARED) 1394 set(SDL_VIDEO_DRIVER_KMSDRM_DYNAMIC "\"${DRM_LIB_SONAME}\"") 1395 set(SDL_VIDEO_DRIVER_KMSDRM_DYNAMIC_GBM "\"${GBM_LIB_SONAME}\"") 1396 set(HAVE_KMSDRM_SHARED TRUE) 1397 sdl_link_dependency(kmsdrm-drm INCLUDES $<TARGET_PROPERTY:PkgConfig::PC_LIBDRM,INTERFACE_INCLUDE_DIRECTORIES>) 1398 sdl_link_dependency(kmsdrm-gbm INCLUDES $<TARGET_PROPERTY:PkgConfig::PC_GBM,INTERFACE_INCLUDE_DIRECTORIES>) 1399 endif() 1400 endif() 1401 if(NOT HAVE_KMSDRM_SHARED) 1402 sdl_link_dependency(kmsdrm-libdrm LIBS PkgConfig::PC_LIBDRM PKG_CONFIG_PREFIX PC_LIBDRM PKG_CONFIG_SPECS ${PKG_CONFIG_LIBDRM_SPEC}) 1403 sdl_link_dependency(kmsdrm-gbm LIBS PkgConfig::PC_GBM PKG_CONFIG_PREFIX PC_GBM PKG_CONFIG_SPECS ${PKG_CONFIG_GBM_SPEC}) 1404 endif() 1405 endif() 1406 endif() 1407endmacro() 1408 1409macro(CheckLibUDev) 1410 if(SDL_LIBUDEV) 1411 check_include_file("libudev.h" HAVE_LIBUDEV_HEADER) 1412 if(HAVE_LIBUDEV_HEADER) 1413 set(HAVE_LIBUDEV_H TRUE) 1414 FindLibraryAndSONAME(udev) 1415 if(UDEV_LIB_SONAME) 1416 set(SDL_UDEV_DYNAMIC "\"${UDEV_LIB_SONAME}\"") 1417 set(HAVE_LIBUDEV TRUE) 1418 endif() 1419 endif() 1420 endif() 1421endmacro() 1422 1423macro(CheckLibUnwind) 1424 if(TARGET SDL3_test) 1425 set(found_libunwind FALSE) 1426 set(_libunwind_src [==[ 1427 #include <libunwind.h> 1428 int main(int argc, char *argv[]) { 1429 (void)argc; (void)argv; 1430 unw_context_t context; 1431 unw_cursor_t cursor; 1432 unw_word_t pc; 1433 char sym[256]; 1434 unw_word_t offset; 1435 unw_getcontext(&context); 1436 unw_step(&cursor); 1437 unw_get_reg(&cursor, UNW_REG_IP, &pc); 1438 unw_get_proc_name(&cursor, sym, sizeof(sym), &offset); 1439 return 0; 1440 }]==]) 1441 1442 if(NOT found_libunwind) 1443 cmake_push_check_state() 1444 check_c_source_compiles("${_libunwind_src}" LIBC_HAS_WORKING_LIBUNWIND) 1445 cmake_pop_check_state() 1446 if(LIBC_HAS_WORKING_LIBUNWIND) 1447 set(found_libunwind TRUE) 1448 target_compile_definitions(SDL3_test PRIVATE HAVE_LIBUNWIND_H) 1449 endif() 1450 endif() 1451 1452 if(NOT found_libunwind) 1453 cmake_push_check_state() 1454 list(APPEND CMAKE_REQUIRED_LIBRARIES "unwind") 1455 check_c_source_compiles("${_libunwind_src}" LIBUNWIND_HAS_WORKINGLIBUNWIND) 1456 cmake_pop_check_state() 1457 if(LIBUNWIND_HAS_WORKINGLIBUNWIND) 1458 set(found_libunwind TRUE) 1459 sdl_test_link_dependency(UNWIND LIBS unwind) 1460 endif() 1461 endif() 1462 1463 if(NOT found_libunwind) 1464 set(LibUnwind_PKG_CONFIG_SPEC libunwind libunwind-generic) 1465 if(PKG_CONFIG_FOUND) 1466 pkg_check_modules(PC_LIBUNWIND IMPORTED_TARGET ${LibUnwind_PKG_CONFIG_SPEC}) 1467 else() 1468 set(PC_LIBUNWIND_FOUND FALSE) 1469 endif() 1470 if(PC_LIBUNWIND_FOUND) 1471 cmake_push_check_state() 1472 list(APPEND CMAKE_REQUIRED_LIBRARIES ${PC_LIBUNWIND_LIBRARIES}) 1473 list(APPEND CMAKE_REQUIRED_INCLUDES ${PC_LIBUNWIND_INCLUDE_DIRS}) 1474 check_c_source_compiles("${_libunwind_src}" PC_LIBUNWIND_HAS_WORKING_LIBUNWIND) 1475 cmake_pop_check_state() 1476 if(PC_LIBUNWIND_HAS_WORKING_LIBUNWIND) 1477 set(found_libunwind TRUE) 1478 sdl_test_link_dependency(UNWIND LIBS PkgConfig::PC_LIBUNWIND PKG_CONFIG_PREFIX PC_LIBUNWIND PKG_CONFIG_SPECS ${LibUnwind_PKG_CONFIG_SPEC}) 1479 endif() 1480 endif() 1481 endif() 1482 1483 if(found_libunwind) 1484 target_compile_definitions(SDL3_test PRIVATE HAVE_LIBUNWIND_H) 1485 endif() 1486 endif() 1487endmacro() 1488[FILE END](C) 2025 0x4248 (C) 2025 4248 Media and 4248 Systems, All part of 0x4248 See LICENCE files for more information. 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