include(CMakeParseArguments) include(${SDL2_SOURCE_DIR}/cmake/sdlfind.cmake) macro(FindLibraryAndSONAME _LIB) cmake_parse_arguments(FLAS "" "" "LIBDIRS" ${ARGN}) string(TOUPPER ${_LIB} _UPPERLNAME) string(REGEX REPLACE "\\-" "_" _LNAME "${_UPPERLNAME}") find_library(${_LNAME}_LIB ${_LIB} PATHS ${FLAS_LIBDIRS}) if(${_LNAME}_LIB MATCHES ".*\\${CMAKE_SHARED_LIBRARY_SUFFIX}.*" AND NOT ${_LNAME}_LIB MATCHES ".*\\${CMAKE_STATIC_LIBRARY_SUFFIX}.*") set(${_LNAME}_SHARED TRUE) else() set(${_LNAME}_SHARED FALSE) endif() if(${_LNAME}_LIB) # reduce the library name for shared linking get_filename_component(_LIB_REALPATH ${${_LNAME}_LIB} REALPATH) # resolves symlinks get_filename_component(_LIB_DIRECTORY ${_LIB_REALPATH} DIRECTORY) get_filename_component(_LIB_JUSTNAME ${_LIB_REALPATH} NAME) if(APPLE) string(REGEX REPLACE "(\\.[0-9]*)\\.[0-9\\.]*dylib$" "\\1.dylib" _LIB_REGEXD "${_LIB_JUSTNAME}") else() string(REGEX REPLACE "(\\.[0-9]*)\\.[0-9\\.]*$" "\\1" _LIB_REGEXD "${_LIB_JUSTNAME}") endif() if(NOT EXISTS "${_LIB_DIRECTORY}/${_LIB_REGEXD}") set(_LIB_REGEXD "${_LIB_JUSTNAME}") endif() set(${_LNAME}_LIBDIR "${_LIB_LIBDIR}") SET(_DEBUG_FindSONAME FALSE) if(_DEBUG_FindSONAME) message_warn("DYNLIB OUTPUTVAR: ${_LIB} ... ${_LNAME}_LIB") message_warn("DYNLIB ORIGINAL LIB: ${_LIB} ... ${${_LNAME}_LIB}") message_warn("DYNLIB REALPATH LIB: ${_LIB} ... ${_LIB_REALPATH}") message_warn("DYNLIB JUSTNAME LIB: ${_LIB} ... ${_LIB_JUSTNAME}") message_warn("DYNLIB REGEX'd LIB: ${_LIB} ... ${_LIB_REGEXD}") endif() message(STATUS "dynamic lib${_LIB} -> ${_LIB_REGEXD}") set(${_LNAME}_LIB_SONAME ${_LIB_REGEXD}) endif() endmacro() macro(CheckDLOPEN) cmake_push_check_state(RESET) check_symbol_exists(dlopen "dlfcn.h" HAVE_DLOPEN_IN_LIBC) if(NOT HAVE_DLOPEN_IN_LIBC) set(CMAKE_REQUIRED_LIBRARIES dl) check_symbol_exists(dlopen "dlfcn.h" HAVE_DLOPEN_IN_LIBDL) if(HAVE_DLOPEN_IN_LIBDL) list(APPEND EXTRA_LIBS dl) endif() endif() if(HAVE_DLOPEN_IN_LIBC OR HAVE_DLOPEN_IN_LIBDL) set(HAVE_DLOPEN TRUE) endif() cmake_pop_check_state() endmacro() macro(CheckO_CLOEXEC) check_c_source_compiles(" #include int flag = O_CLOEXEC; int main(int argc, char **argv) { return 0; }" HAVE_O_CLOEXEC) endmacro() # Requires: # - n/a macro(CheckOSS) if(SDL_OSS) check_c_source_compiles(" #include int main(int argc, char **argv) { int arg = SNDCTL_DSP_SETFRAGMENT; return 0; }" HAVE_OSS_SYS_SOUNDCARD_H) if(HAVE_OSS_SYS_SOUNDCARD_H) set(HAVE_OSS TRUE) file(GLOB OSS_SOURCES ${SDL2_SOURCE_DIR}/src/audio/dsp/*.c) set(SDL_AUDIO_DRIVER_OSS 1) list(APPEND SOURCE_FILES ${OSS_SOURCES}) if(NETBSD) list(APPEND EXTRA_LIBS ossaudio) endif() set(HAVE_SDL_AUDIO TRUE) endif() endif() endmacro() # Requires: # - n/a # Optional: # - SDL_ALSA_SHARED opt # - HAVE_SDL_LOADSO opt macro(CheckALSA) if(SDL_ALSA) sdlFindALSA() if(ALSA_FOUND) file(GLOB ALSA_SOURCES "${SDL2_SOURCE_DIR}/src/audio/alsa/*.c") list(APPEND SOURCE_FILES ${ALSA_SOURCES}) set(SDL_AUDIO_DRIVER_ALSA 1) set(HAVE_ALSA TRUE) set(HAVE_ALSA_SHARED FALSE) if(SDL_ALSA_SHARED) if(HAVE_SDL_LOADSO) FindLibraryAndSONAME("asound") if(ASOUND_LIB AND ASOUND_SHARED) target_include_directories(sdl-build-options SYSTEM INTERFACE $) set(SDL_AUDIO_DRIVER_ALSA_DYNAMIC "\"${ASOUND_LIB_SONAME}\"") set(HAVE_ALSA_SHARED TRUE) else() message(WARNING "Unable to find asound shared object") endif() else() message(WARNING "You must have SDL_LoadObject() support for dynamic ALSA loading") endif() endif() if(NOT HAVE_ALSA_SHARED) list(APPEND CMAKE_DEPENDS ALSA::ALSA) list(APPEND PKGCONFIG_DEPENDS alsa) endif() set(HAVE_SDL_AUDIO TRUE) else() set(HAVE_ALSA FALSE) message(WARNING "Unable to found the alsa development library") endif() endif() endmacro() # Requires: # - PkgCheckModules # Optional: # - SDL_PIPEWIRE_SHARED opt # - HAVE_SDL_LOADSO opt macro(CheckPipewire) if(SDL_PIPEWIRE) pkg_check_modules(PKG_PIPEWIRE libpipewire-0.3>=0.3.20) if(PKG_PIPEWIRE_FOUND) set(HAVE_PIPEWIRE TRUE) file(GLOB PIPEWIRE_SOURCES ${SDL2_SOURCE_DIR}/src/audio/pipewire/*.c) list(APPEND SOURCE_FILES ${PIPEWIRE_SOURCES}) set(SDL_AUDIO_DRIVER_PIPEWIRE 1) list(APPEND EXTRA_CFLAGS ${PKG_PIPEWIRE_CFLAGS}) if(SDL_PIPEWIRE_SHARED AND NOT HAVE_SDL_LOADSO) message_warn("You must have SDL_LoadObject() support for dynamic Pipewire loading") endif() FindLibraryAndSONAME("pipewire-0.3" LIBDIRS ${PKG_PIPEWIRE_LIBRARY_DIRS}) if(SDL_PIPEWIRE_SHARED AND PIPEWIRE_0.3_LIB AND HAVE_SDL_LOADSO) set(SDL_AUDIO_DRIVER_PIPEWIRE_DYNAMIC "\"${PIPEWIRE_0.3_LIB_SONAME}\"") set(HAVE_PIPEWIRE_SHARED TRUE) else() list(APPEND EXTRA_LDFLAGS ${PKG_PIPEWIRE_LDFLAGS}) endif() set(HAVE_SDL_AUDIO TRUE) endif() endif() endmacro() # Requires: # - PkgCheckModules # Optional: # - SDL_PULSEAUDIO_SHARED opt # - HAVE_SDL_LOADSO opt macro(CheckPulseAudio) if(SDL_PULSEAUDIO) pkg_check_modules(PKG_PULSEAUDIO libpulse>=0.9.15) if(PKG_PULSEAUDIO_FOUND) set(HAVE_PULSEAUDIO TRUE) file(GLOB PULSEAUDIO_SOURCES ${SDL2_SOURCE_DIR}/src/audio/pulseaudio/*.c) list(APPEND SOURCE_FILES ${PULSEAUDIO_SOURCES}) set(SDL_AUDIO_DRIVER_PULSEAUDIO 1) list(APPEND EXTRA_CFLAGS ${PKG_PULSEAUDIO_CFLAGS}) if(SDL_PULSEAUDIO_SHARED AND NOT HAVE_SDL_LOADSO) message_warn("You must have SDL_LoadObject() support for dynamic PulseAudio loading") endif() FindLibraryAndSONAME("pulse" LIBDIRS ${PKG_PULSEAUDIO_LIBRARY_DIRS}) if(SDL_PULSEAUDIO_SHARED AND PULSE_LIB AND HAVE_SDL_LOADSO) set(SDL_AUDIO_DRIVER_PULSEAUDIO_DYNAMIC "\"${PULSE_LIB_SONAME}\"") set(HAVE_PULSEAUDIO_SHARED TRUE) else() list(APPEND EXTRA_LDFLAGS ${PKG_PULSEAUDIO_LDFLAGS}) endif() set(HAVE_SDL_AUDIO TRUE) endif() endif() endmacro() # Requires: # - PkgCheckModules # Optional: # - SDL_JACK_SHARED opt # - HAVE_SDL_LOADSO opt macro(CheckJACK) if(SDL_JACK) pkg_check_modules(PKG_JACK jack) if(PKG_JACK_FOUND) set(HAVE_JACK TRUE) file(GLOB JACK_SOURCES ${SDL2_SOURCE_DIR}/src/audio/jack/*.c) list(APPEND SOURCE_FILES ${JACK_SOURCES}) set(SDL_AUDIO_DRIVER_JACK 1) list(APPEND EXTRA_CFLAGS ${PKG_JACK_CFLAGS}) if(SDL_JACK_SHARED AND NOT HAVE_SDL_LOADSO) message_warn("You must have SDL_LoadObject() support for dynamic JACK audio loading") endif() FindLibraryAndSONAME("jack" LIBDIRS ${PKG_JACK_LIBRARY_DIRS}) if(SDL_JACK_SHARED AND JACK_LIB AND HAVE_SDL_LOADSO) set(SDL_AUDIO_DRIVER_JACK_DYNAMIC "\"${JACK_LIB_SONAME}\"") set(HAVE_JACK_SHARED TRUE) else() list(APPEND EXTRA_LDFLAGS ${PKG_JACK_LDFLAGS}) endif() set(HAVE_SDL_AUDIO TRUE) endif() endif() endmacro() # Requires: # - PkgCheckModules # Optional: # - SDL_ESD_SHARED opt # - HAVE_SDL_LOADSO opt macro(CheckESD) if(SDL_ESD) pkg_check_modules(PKG_ESD esound) if(PKG_ESD_FOUND) set(HAVE_ESD TRUE) file(GLOB ESD_SOURCES ${SDL2_SOURCE_DIR}/src/audio/esd/*.c) list(APPEND SOURCE_FILES ${ESD_SOURCES}) set(SDL_AUDIO_DRIVER_ESD 1) list(APPEND EXTRA_CFLAGS ${PKG_ESD_CFLAGS}) if(SDL_ESD_SHARED AND NOT HAVE_SDL_LOADSO) message_warn("You must have SDL_LoadObject() support for dynamic ESD loading") endif() FindLibraryAndSONAME(esd LIBDIRS ${PKG_ESD_LIBRARY_DIRS}) if(SDL_ESD_SHARED AND ESD_LIB AND HAVE_SDL_LOADSO) set(SDL_AUDIO_DRIVER_ESD_DYNAMIC "\"${ESD_LIB_SONAME}\"") set(HAVE_ESD_SHARED TRUE) else() list(APPEND EXTRA_LDFLAGS ${PKG_ESD_LDFLAGS}) endif() set(HAVE_SDL_AUDIO TRUE) endif() endif() endmacro() # Requires: # - n/a # Optional: # - SDL_ARTS_SHARED opt # - HAVE_SDL_LOADSO opt macro(CheckARTS) if(SDL_ARTS) find_program(ARTS_CONFIG arts-config) if(ARTS_CONFIG) execute_process(CMD_ARTSCFLAGS ${ARTS_CONFIG} --cflags OUTPUT_VARIABLE ARTS_CFLAGS OUTPUT_STRIP_TRAILING_WHITESPACE) list(APPEND EXTRA_CFLAGS ${ARTS_CFLAGS}) execute_process(CMD_ARTSLIBS ${ARTS_CONFIG} --libs OUTPUT_VARIABLE ARTS_LIBS OUTPUT_STRIP_TRAILING_WHITESPACE) file(GLOB ARTS_SOURCES ${SDL2_SOURCE_DIR}/src/audio/arts/*.c) list(APPEND SOURCE_FILES ${ARTS_SOURCES}) set(SDL_AUDIO_DRIVER_ARTS 1) set(HAVE_ARTS TRUE) if(SDL_ARTS_SHARED AND NOT HAVE_SDL_LOADSO) message_warn("You must have SDL_LoadObject() support for dynamic ARTS loading") endif() FindLibraryAndSONAME(artsc) if(SDL_ARTS_SHARED AND ARTSC_LIB AND HAVE_SDL_LOADSO) # TODO set(SDL_AUDIO_DRIVER_ARTS_DYNAMIC "\"${ARTSC_LIB_SONAME}\"") set(HAVE_ARTS_SHARED TRUE) else() list(APPEND EXTRA_LDFLAGS ${ARTS_LIBS}) endif() set(HAVE_SDL_AUDIO TRUE) endif() endif() endmacro() # Requires: # - n/a # Optional: # - SDL_NAS_SHARED opt # - HAVE_SDL_LOADSO opt macro(CheckNAS) if(SDL_NAS) # TODO: set include paths properly, so the NAS headers are found check_include_file(audio/audiolib.h HAVE_NAS_H) find_library(D_NAS_LIB audio) if(HAVE_NAS_H AND D_NAS_LIB) set(HAVE_NAS TRUE) file(GLOB NAS_SOURCES ${SDL2_SOURCE_DIR}/src/audio/nas/*.c) list(APPEND SOURCE_FILES ${NAS_SOURCES}) set(SDL_AUDIO_DRIVER_NAS 1) if(SDL_NAS_SHARED AND NOT HAVE_SDL_LOADSO) message_warn("You must have SDL_LoadObject() support for dynamic NAS loading") endif() FindLibraryAndSONAME("audio") if(SDL_NAS_SHARED AND AUDIO_LIB AND HAVE_SDL_LOADSO) set(SDL_AUDIO_DRIVER_NAS_DYNAMIC "\"${AUDIO_LIB_SONAME}\"") set(HAVE_NAS_SHARED TRUE) else() list(APPEND EXTRA_LIBS ${D_NAS_LIB}) endif() set(HAVE_SDL_AUDIO TRUE) endif() endif() endmacro() # Requires: # - PkgCheckModules # Optional: # - SDL_SNDIO_SHARED opt # - HAVE_SDL_LOADSO opt macro(CheckSNDIO) if(SDL_SNDIO) pkg_check_modules(PKG_SNDIO sndio) if(PKG_SNDIO_FOUND) set(HAVE_SNDIO TRUE) file(GLOB SNDIO_SOURCES ${SDL2_SOURCE_DIR}/src/audio/sndio/*.c) list(APPEND SOURCE_FILES ${SNDIO_SOURCES}) set(SDL_AUDIO_DRIVER_SNDIO 1) list(APPEND EXTRA_CFLAGS ${PKG_SNDIO_CFLAGS}) if(SDL_SNDIO_SHARED AND NOT HAVE_SDL_LOADSO) message_warn("You must have SDL_LoadObject() support for dynamic sndio loading") endif() FindLibraryAndSONAME("sndio" LIBDIRS ${PKG_SNDIO_LIBRARY_DIRS}) if(SDL_SNDIO_SHARED AND SNDIO_LIB AND HAVE_SDL_LOADSO) set(SDL_AUDIO_DRIVER_SNDIO_DYNAMIC "\"${SNDIO_LIB_SONAME}\"") set(HAVE_SNDIO_SHARED TRUE) else() list(APPEND EXTRA_LIBS ${PKG_SNDIO_LDFLAGS}) endif() set(HAVE_SDL_AUDIO TRUE) endif() endif() endmacro() # Requires: # - PkgCheckModules # Optional: # - FUSIONSOUND_SHARED opt # - HAVE_SDL_LOADSO opt macro(CheckFusionSound) if(FUSIONSOUND) pkg_check_modules(PKG_FUSIONSOUND fusionsound>=1.0.0) if(PKG_FUSIONSOUND_FOUND) set(HAVE_FUSIONSOUND TRUE) file(GLOB FUSIONSOUND_SOURCES ${SDL2_SOURCE_DIR}/src/audio/fusionsound/*.c) list(APPEND SOURCE_FILES ${FUSIONSOUND_SOURCES}) set(SDL_AUDIO_DRIVER_FUSIONSOUND 1) list(APPEND EXTRA_CFLAGS ${PKG_FUSIONSOUND_CFLAGS}) if(FUSIONSOUND_SHARED AND NOT HAVE_SDL_LOADSO) message_warn("You must have SDL_LoadObject() support for dynamic FusionSound loading") endif() FindLibraryAndSONAME("fusionsound" LIBDIRS ${PKG_FUSIONSOUND_LIBRARY_DIRS}) if(FUSIONSOUND_SHARED AND FUSIONSOUND_LIB AND HAVE_SDL_LOADSO) set(SDL_AUDIO_DRIVER_FUSIONSOUND_DYNAMIC "\"${FUSIONSOUND_LIB_SONAME}\"") set(HAVE_FUSIONSOUND_SHARED TRUE) else() list(APPEND EXTRA_LDFLAGS ${PKG_FUSIONSOUND_LDFLAGS}) endif() set(HAVE_SDL_AUDIO TRUE) endif() endif() endmacro() # Requires: # - SDL_LIBSAMPLERATE # Optional: # - SDL_LIBSAMPLERATE_SHARED opt # - HAVE_SDL_LOADSO opt macro(CheckLibSampleRate) if(SDL_LIBSAMPLERATE) find_package(SampleRate QUIET) if(SampleRate_FOUND AND TARGET SampleRate::samplerate) set(HAVE_LIBSAMPLERATE TRUE) set(HAVE_LIBSAMPLERATE_H TRUE) if(SDL_LIBSAMPLERATE_SHARED) target_include_directories(sdl-build-options SYSTEM INTERFACE $) if(NOT HAVE_SDL_LOADSO) message_warn("You must have SDL_LoadObject() support for dynamic libsamplerate loading") else() get_property(_samplerate_type TARGET SampleRate::samplerate PROPERTY TYPE) if(_samplerate_type STREQUAL "SHARED_LIBRARY") set(HAVE_LIBSAMPLERATE_SHARED TRUE) if(WIN32 OR OS2) set(SDL_LIBSAMPLERATE_DYNAMIC "\"$\"") else() set(SDL_LIBSAMPLERATE_DYNAMIC "\"$\"") endif() endif() endif() else() target_link_libraries(sdl-build-options INTERFACE SampleRate::samplerate) list(APPEND SDL_REQUIRES_PRIVATE SampleRate::samplerate) endif() else() check_include_file(samplerate.h HAVE_LIBSAMPLERATE_H) if(HAVE_LIBSAMPLERATE_H) set(HAVE_LIBSAMPLERATE TRUE) if(SDL_LIBSAMPLERATE_SHARED AND NOT HAVE_SDL_LOADSO) message_warn("You must have SDL_LoadObject() support for dynamic libsamplerate loading") endif() FindLibraryAndSONAME("samplerate") if(SDL_LIBSAMPLERATE_SHARED AND SAMPLERATE_LIB AND HAVE_SDL_LOADSO) set(SDL_LIBSAMPLERATE_DYNAMIC "\"${SAMPLERATE_LIB_SONAME}\"") set(HAVE_LIBSAMPLERATE_SHARED TRUE) else() list(APPEND EXTRA_LDFLAGS -lsamplerate) endif() endif() endif() endif() endmacro() # Requires: # - n/a # Optional: # - SDL_X11_SHARED opt # - HAVE_SDL_LOADSO opt macro(CheckX11) cmake_push_check_state(RESET) if(SDL_X11) foreach(_LIB X11 Xext Xcursor Xi Xfixes Xrandr Xrender Xss) FindLibraryAndSONAME("${_LIB}") endforeach() set(X11_dirs) find_path(X_INCLUDEDIR NAMES X11/Xlib.h PATHS /usr/pkg/xorg/include /usr/X11R6/include /usr/X11R7/include /usr/local/include/X11 /usr/include/X11 /usr/openwin/include /usr/openwin/share/include /opt/graphics/OpenGL/include /opt/X11/include ) if(X_INCLUDEDIR) list(APPEND EXTRA_CFLAGS "-I${X_INCLUDEDIR}") list(APPEND CMAKE_REQUIRED_INCLUDES ${X_INCLUDEDIR}) endif() find_file(HAVE_XCURSOR_H NAMES "X11/Xcursor/Xcursor.h" HINTS "${X_INCLUDEDIR}") find_file(HAVE_XINPUT2_H NAMES "X11/extensions/XInput2.h" HINTS "${X_INCLUDEDIR}") find_file(HAVE_XRANDR_H NAMES "X11/extensions/Xrandr.h" HINTS "${X_INCLUDEDIR}") find_file(HAVE_XFIXES_H_ NAMES "X11/extensions/Xfixes.h" HINTS "${X_INCLUDEDIR}") find_file(HAVE_XRENDER_H NAMES "X11/extensions/Xrender.h" HINTS "${X_INCLUDEDIR}") find_file(HAVE_XSS_H NAMES "X11/extensions/scrnsaver.h" HINTS "${X_INCLUDEDIR}") find_file(HAVE_XSHAPE_H NAMES "X11/extensions/shape.h" HINTS "${X_INCLUDEDIR}") find_file(HAVE_XDBE_H NAMES "X11/extensions/Xdbe.h" HINTS "${X_INCLUDEDIR}") find_file(HAVE_XEXT_H NAMES "X11/extensions/Xext.h" HINTS "${X_INCLUDEDIR}") if(X11_LIB) if(NOT HAVE_XEXT_H) message_error("Missing Xext.h, maybe you need to install the libxext-dev package?") endif() set(HAVE_X11 TRUE) set(HAVE_SDL_VIDEO TRUE) file(GLOB X11_SOURCES ${SDL2_SOURCE_DIR}/src/video/x11/*.c) list(APPEND SOURCE_FILES ${X11_SOURCES}) set(SDL_VIDEO_DRIVER_X11 1) # Note: Disabled on Apple because the dynamic mode backend for X11 doesn't # work properly on Apple during several issues like inconsistent paths # among platforms. See #6778 (https://github.com/libsdl-org/SDL/issues/6778) if(APPLE) set(SDL_X11_SHARED OFF) endif() check_symbol_exists(shmat "sys/shm.h" HAVE_SHMAT_IN_LIBC) if(NOT HAVE_SHMAT_IN_LIBC) check_library_exists(ipc shmat "" HAVE_SHMAT_IN_LIBIPC) if(HAVE_SHMAT_IN_LIBIPC) list(APPEND EXTRA_LIBS ipc) endif() if(NOT HAVE_SHMAT_IN_LIBIPC) list(APPEND EXTRA_CFLAGS "-DNO_SHARED_MEMORY") endif() endif() if(SDL_X11_SHARED) if(NOT HAVE_SDL_LOADSO) message_warn("You must have SDL_LoadObject() support for dynamic X11 loading") set(HAVE_X11_SHARED FALSE) else() set(HAVE_X11_SHARED TRUE) endif() if(X11_LIB) if(HAVE_X11_SHARED) set(SDL_VIDEO_DRIVER_X11_DYNAMIC "\"${X11_LIB_SONAME}\"") else() list(APPEND EXTRA_LIBS ${X11_LIB}) endif() endif() if(XEXT_LIB) if(HAVE_X11_SHARED) set(SDL_VIDEO_DRIVER_X11_DYNAMIC_XEXT "\"${XEXT_LIB_SONAME}\"") else() list(APPEND EXTRA_LIBS ${XEXT_LIB_SONAME}) endif() endif() else() list(APPEND EXTRA_LIBS ${X11_LIB} ${XEXT_LIB}) endif() set(CMAKE_REQUIRED_LIBRARIES ${X11_LIB} ${X11_LIB}) check_c_source_compiles(" #include int main(int argc, char **argv) { Display *display; XEvent event; XGenericEventCookie *cookie = &event.xcookie; XNextEvent(display, &event); XGetEventData(display, cookie); XFreeEventData(display, cookie); return 0; }" HAVE_XGENERICEVENT) if(HAVE_XGENERICEVENT) set(SDL_VIDEO_DRIVER_X11_SUPPORTS_GENERIC_EVENTS 1) endif() check_symbol_exists(XkbKeycodeToKeysym "X11/Xlib.h;X11/XKBlib.h" SDL_VIDEO_DRIVER_X11_HAS_XKBKEYCODETOKEYSYM) if(SDL_X11_XCURSOR AND HAVE_XCURSOR_H AND XCURSOR_LIB) set(HAVE_X11_XCURSOR TRUE) if(HAVE_X11_SHARED) set(SDL_VIDEO_DRIVER_X11_DYNAMIC_XCURSOR "\"${XCURSOR_LIB_SONAME}\"") else() list(APPEND EXTRA_LIBS ${XCURSOR_LIB}) endif() set(SDL_VIDEO_DRIVER_X11_XCURSOR 1) endif() if(SDL_X11_XDBE AND HAVE_XDBE_H) set(HAVE_X11_XDBE TRUE) set(SDL_VIDEO_DRIVER_X11_XDBE 1) endif() if(SDL_X11_XINPUT AND HAVE_XINPUT2_H AND XI_LIB) set(HAVE_X11_XINPUT TRUE) if(HAVE_X11_SHARED) set(SDL_VIDEO_DRIVER_X11_DYNAMIC_XINPUT2 "\"${XI_LIB_SONAME}\"") else() list(APPEND EXTRA_LIBS ${XI_LIB}) endif() set(SDL_VIDEO_DRIVER_X11_XINPUT2 1) # Check for multitouch check_c_source_compiles(" #include #include #include int event_type = XI_TouchBegin; XITouchClassInfo *t; Status XIAllowTouchEvents(Display *a,int b,unsigned int c,Window d,int f) { return (Status)0; } int main(int argc, char **argv) { return 0; }" HAVE_XINPUT2_MULTITOUCH) if(HAVE_XINPUT2_MULTITOUCH) set(SDL_VIDEO_DRIVER_X11_XINPUT2_SUPPORTS_MULTITOUCH 1) endif() endif() # check along with XInput2.h because we use Xfixes with XIBarrierReleasePointer if(SDL_X11_XFIXES AND HAVE_XFIXES_H_ AND HAVE_XINPUT2_H) check_c_source_compiles(" #include #include #include #include BarrierEventID b; int main(int argc, char **argv) { return 0; }" HAVE_XFIXES_H) endif() if(SDL_X11_XFIXES AND HAVE_XFIXES_H AND HAVE_XINPUT2_H AND XFIXES_LIB) if(HAVE_X11_SHARED) set(SDL_VIDEO_DRIVER_X11_DYNAMIC_XFIXES "\"${XFIXES_LIB_SONAME}\"") else() list(APPEND EXTRA_LIBS ${XFIXES_LIB}) endif() set(SDL_VIDEO_DRIVER_X11_XFIXES 1) set(HAVE_X11_XFIXES TRUE) endif() if(SDL_X11_XRANDR AND HAVE_XRANDR_H AND XRANDR_LIB) if(HAVE_X11_SHARED) set(SDL_VIDEO_DRIVER_X11_DYNAMIC_XRANDR "\"${XRANDR_LIB_SONAME}\"") else() list(APPEND EXTRA_LIBS ${XRANDR_LIB}) endif() set(SDL_VIDEO_DRIVER_X11_XRANDR 1) set(HAVE_X11_XRANDR TRUE) endif() if(SDL_X11_XSCRNSAVER AND HAVE_XSS_H AND XSS_LIB) if(HAVE_X11_SHARED) set(SDL_VIDEO_DRIVER_X11_DYNAMIC_XSS "\"${XSS_LIB_SONAME}\"") else() list(APPEND EXTRA_LIBS ${XSS_LIB}) endif() set(SDL_VIDEO_DRIVER_X11_XSCRNSAVER 1) set(HAVE_X11_XSCRNSAVER TRUE) endif() if(SDL_X11_XSHAPE AND HAVE_XSHAPE_H) set(SDL_VIDEO_DRIVER_X11_XSHAPE 1) set(HAVE_X11_XSHAPE TRUE) endif() set(CMAKE_REQUIRED_LIBRARIES) endif() endif() if(NOT HAVE_X11) # Prevent Mesa from including X11 headers list(APPEND EXTRA_CFLAGS "-DMESA_EGL_NO_X11_HEADERS -DEGL_NO_X11") endif() cmake_pop_check_state() endmacro() macro(WaylandProtocolGen _SCANNER _CODE_MODE _XML _PROTL) set(_WAYLAND_PROT_C_CODE "${CMAKE_CURRENT_BINARY_DIR}/wayland-generated-protocols/${_PROTL}-protocol.c") set(_WAYLAND_PROT_H_CODE "${CMAKE_CURRENT_BINARY_DIR}/wayland-generated-protocols/${_PROTL}-client-protocol.h") add_custom_command( OUTPUT "${_WAYLAND_PROT_H_CODE}" DEPENDS "${_XML}" COMMAND "${_SCANNER}" ARGS client-header "${_XML}" "${_WAYLAND_PROT_H_CODE}" ) add_custom_command( OUTPUT "${_WAYLAND_PROT_C_CODE}" DEPENDS "${_WAYLAND_PROT_H_CODE}" COMMAND "${_SCANNER}" ARGS "${_CODE_MODE}" "${_XML}" "${_WAYLAND_PROT_C_CODE}" ) list(APPEND SDL_GENERATED_HEADERS "${_WAYLAND_PROT_H_CODE}") list(APPEND SOURCE_FILES "${_WAYLAND_PROT_C_CODE}") endmacro() # Requires: # - EGL # - PkgCheckModules # Optional: # - SDL_WAYLAND_SHARED opt # - HAVE_SDL_LOADSO opt macro(CheckWayland) if(SDL_WAYLAND) set(WAYLAND_FOUND FALSE) pkg_check_modules(PKG_WAYLAND "wayland-client>=1.18" wayland-egl wayland-cursor egl "xkbcommon>=0.5.0") if(PKG_WAYLAND_FOUND) set(WAYLAND_FOUND TRUE) find_program(WAYLAND_SCANNER NAMES wayland-scanner REQUIRED) execute_process( COMMAND ${WAYLAND_SCANNER} --version RESULT_VARIABLE WAYLAND_SCANNER_VERSION_RC ERROR_VARIABLE WAYLAND_SCANNER_VERSION ERROR_STRIP_TRAILING_WHITESPACE ) if(NOT WAYLAND_SCANNER_VERSION_RC EQUAL 0) message(FATAL "Failed to get wayland-scanner version") set(WAYLAND_FOUND FALSE) endif() string(REPLACE "wayland-scanner " "" WAYLAND_SCANNER_VERSION ${WAYLAND_SCANNER_VERSION}) string(COMPARE LESS ${WAYLAND_SCANNER_VERSION} "1.15.0" WAYLAND_SCANNER_PRE_1_15) if(WAYLAND_SCANNER_PRE_1_15) set(WAYLAND_SCANNER_CODE_MODE "code") else() set(WAYLAND_SCANNER_CODE_MODE "private-code") endif() endif() if(WAYLAND_FOUND) target_link_directories(sdl-build-options INTERFACE "${PKG_WAYLAND_LIBRARY_DIRS}") target_include_directories(sdl-build-options SYSTEM INTERFACE "${PKG_WAYLAND_INCLUDE_DIRS}") set(HAVE_WAYLAND TRUE) set(HAVE_SDL_VIDEO TRUE) file(GLOB WAYLAND_SOURCES ${SDL2_SOURCE_DIR}/src/video/wayland/*.c) list(APPEND SOURCE_FILES ${WAYLAND_SOURCES}) # We have to generate some protocol interface code for some unstable Wayland features. file(MAKE_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}/wayland-generated-protocols") target_include_directories(sdl-build-options SYSTEM INTERFACE "${CMAKE_CURRENT_BINARY_DIR}/wayland-generated-protocols") file(GLOB WAYLAND_PROTOCOLS_XML RELATIVE "${SDL2_SOURCE_DIR}/wayland-protocols/" "${SDL2_SOURCE_DIR}/wayland-protocols/*.xml") foreach(_XML ${WAYLAND_PROTOCOLS_XML}) string(REGEX REPLACE "\\.xml$" "" _PROTL "${_XML}") WaylandProtocolGen("${WAYLAND_SCANNER}" "${WAYLAND_SCANNER_CODE_MODE}" "${SDL2_SOURCE_DIR}/wayland-protocols/${_XML}" "${_PROTL}") endforeach() if(SDL_WAYLAND_QT_TOUCH) set(HAVE_WAYLAND_QT_TOUCH TRUE) set(SDL_VIDEO_DRIVER_WAYLAND_QT_TOUCH 1) endif() if(SDL_WAYLAND_SHARED AND NOT HAVE_SDL_LOADSO) message_warn("You must have SDL_LoadObject() support for dynamic Wayland loading") endif() FindLibraryAndSONAME(wayland-client LIBDIRS ${PKG_WAYLAND_LIBRARY_DIRS}) FindLibraryAndSONAME(wayland-egl LIBDIRS ${PKG_WAYLAND_LIBRARY_DIRS}) FindLibraryAndSONAME(wayland-cursor LIBDIRS ${PKG_WAYLAND_LIBRARY_DIRS}) FindLibraryAndSONAME(xkbcommon LIBDIRS ${PKG_WAYLAND_LIBRARY_DIRS}) if(SDL_WAYLAND_SHARED AND WAYLAND_CLIENT_LIB AND WAYLAND_EGL_LIB AND WAYLAND_CURSOR_LIB AND XKBCOMMON_LIB AND HAVE_SDL_LOADSO) set(SDL_VIDEO_DRIVER_WAYLAND_DYNAMIC "\"${WAYLAND_CLIENT_LIB_SONAME}\"") set(SDL_VIDEO_DRIVER_WAYLAND_DYNAMIC_EGL "\"${WAYLAND_EGL_LIB_SONAME}\"") set(SDL_VIDEO_DRIVER_WAYLAND_DYNAMIC_CURSOR "\"${WAYLAND_CURSOR_LIB_SONAME}\"") set(SDL_VIDEO_DRIVER_WAYLAND_DYNAMIC_XKBCOMMON "\"${XKBCOMMON_LIB_SONAME}\"") set(HAVE_WAYLAND_SHARED TRUE) else() list(APPEND EXTRA_LIBS ${PKG_WAYLAND_LIBRARIES}) endif() if(SDL_WAYLAND_LIBDECOR) pkg_check_modules(PKG_LIBDECOR libdecor-0) if(PKG_LIBDECOR_FOUND) set(HAVE_WAYLAND_LIBDECOR TRUE) set(HAVE_LIBDECOR_H 1) target_link_directories(sdl-build-options INTERFACE "${PKG_LIBDECOR_LIBRARY_DIRS}") target_include_directories(sdl-build-options SYSTEM INTERFACE "${PKG_LIBDECOR_INCLUDE_DIRS}") if(SDL_WAYLAND_LIBDECOR_SHARED AND NOT HAVE_SDL_LOADSO) message_warn("You must have SDL_LoadObject() support for dynamic libdecor loading") endif() FindLibraryAndSONAME(decor-0 LIBDIRS ${PKG_LIBDECOR_LIBRARY_DIRS}) if(SDL_WAYLAND_LIBDECOR_SHARED AND DECOR_0_LIB AND HAVE_SDL_LOADSO) set(HAVE_WAYLAND_LIBDECOR_SHARED TRUE) set(SDL_VIDEO_DRIVER_WAYLAND_DYNAMIC_LIBDECOR "\"${DECOR_0_LIB_SONAME}\"") else() list(APPEND EXTRA_LIBS ${PKG_LIBDECOR_LIBRARIES}) endif() cmake_push_check_state() list(APPEND CMAKE_REQUIRED_FLAGS ${PKG_LIBDECOR_CFLAGS}) list(APPEND CMAKE_REQUIRED_INCLUDES ${PKG_LIBDECOR_INCLUDE_DIRS}) list(APPEND CMAKE_REQUIRED_LIBRARIES ${PKG_LIBDECOR_LINK_LIBRARIES}) check_symbol_exists(libdecor_frame_get_max_content_size "libdecor.h" HAVE_LIBDECOR_FRAME_GET_MAX_CONTENT_SIZE) check_symbol_exists(libdecor_frame_get_min_content_size "libdecor.h" HAVE_LIBDECOR_FRAME_GET_MIN_CONTENT_SIZE) if(HAVE_LIBDECOR_FRAME_GET_MAX_CONTENT_SIZE AND HAVE_LIBDECOR_FRAME_GET_MIN_CONTENT_SIZE) set(SDL_HAVE_LIBDECOR_GET_MIN_MAX 1) endif() cmake_pop_check_state() endif() endif() set(SDL_VIDEO_DRIVER_WAYLAND 1) endif() endif() endmacro() # Requires: # - n/a # macro(CheckCOCOA) if(SDL_COCOA) if(APPLE) # Apple always has Cocoa. set(HAVE_COCOA TRUE) endif() if(HAVE_COCOA) file(GLOB COCOA_SOURCES ${SDL2_SOURCE_DIR}/src/video/cocoa/*.m) list(APPEND SOURCE_FILES ${COCOA_SOURCES}) set(SDL_VIDEO_DRIVER_COCOA 1) set(HAVE_SDL_VIDEO TRUE) endif() endif() endmacro() # Requires: # - PkgCheckModules # Optional: # - DIRECTFB_SHARED opt # - HAVE_SDL_LOADSO opt macro(CheckDirectFB) if(SDL_DIRECTFB) pkg_check_modules(PKG_DIRECTFB directfb>=1.0.0) if(PKG_DIRECTFB_FOUND) set(HAVE_DIRECTFB TRUE) file(GLOB DIRECTFB_SOURCES ${SDL2_SOURCE_DIR}/src/video/directfb/*.c) list(APPEND SOURCE_FILES ${DIRECTFB_SOURCES}) set(SDL_VIDEO_DRIVER_DIRECTFB 1) set(SDL_VIDEO_RENDER_DIRECTFB 1) list(APPEND EXTRA_CFLAGS ${PKG_DIRECTFB_CFLAGS}) list(APPEND SDL_CFLAGS ${PKG_DIRECTFB_CFLAGS}) if(SDL_DIRECTFB_SHARED AND NOT HAVE_SDL_LOADSO) message_warn("You must have SDL_LoadObject() support for dynamic DirectFB loading") endif() FindLibraryAndSONAME("directfb" LIBDIRS ${PKG_DIRECTFB_LIBRARY_DIRS}) if(SDL_DIRECTFB_SHARED AND DIRECTFB_LIB AND HAVE_SDL_LOADSO) set(SDL_VIDEO_DRIVER_DIRECTFB_DYNAMIC "\"${DIRECTFB_LIB_SONAME}\"") set(HAVE_DIRECTFB_SHARED TRUE) else() list(APPEND EXTRA_LDFLAGS ${PKG_DIRECTFB_LDFLAGS}) endif() set(HAVE_SDL_VIDEO TRUE) endif() endif() endmacro() # Requires: # - n/a macro(CheckVivante) if(SDL_VIVANTE) check_c_source_compiles(" #include int main(int argc, char** argv) { return 0; }" HAVE_VIVANTE_VDK) check_c_source_compiles(" #define LINUX #define EGL_API_FB #include int main(int argc, char** argv) { return 0; }" HAVE_VIVANTE_EGL_FB) if(HAVE_VIVANTE_VDK OR HAVE_VIVANTE_EGL_FB) set(HAVE_VIVANTE TRUE) set(HAVE_SDL_VIDEO TRUE) file(GLOB VIVANTE_SOURCES ${SDL2_SOURCE_DIR}/src/video/vivante/*.c) list(APPEND SOURCE_FILES ${VIVANTE_SOURCES}) set(SDL_VIDEO_DRIVER_VIVANTE 1) if(HAVE_VIVANTE_VDK) set(SDL_VIDEO_DRIVER_VIVANTE_VDK 1) find_library(VIVANTE_LIBRARY REQUIRED NAMES VIVANTE vivante drm_vivante) find_library(VIVANTE_VDK_LIBRARY VDK REQUIRED) list(APPEND EXTRA_LIBS ${VIVANTE_LIBRARY} ${VIVANTE_VDK_LIBRARY}) else() list(APPEND SDL_CFLAGS -DLINUX -DEGL_API_FB) list(APPEND EXTRA_LIBS EGL) endif(HAVE_VIVANTE_VDK) endif() endif() endmacro() # Requires: # - nada macro(CheckGLX) if(SDL_OPENGL) check_c_source_compiles(" #include int main(int argc, char** argv) { return 0; }" HAVE_OPENGL_GLX) if(HAVE_OPENGL_GLX) set(SDL_VIDEO_OPENGL_GLX 1) endif() endif() endmacro() # Requires: # - PkgCheckModules macro(CheckEGL) if (SDL_OPENGL OR SDL_OPENGLES) pkg_check_modules(EGL egl) set(CMAKE_REQUIRED_DEFINITIONS "${CMAKE_REQUIRED_DEFINITIONS} ${EGL_CFLAGS}") check_c_source_compiles(" #define EGL_API_FB #define MESA_EGL_NO_X11_HEADERS #define EGL_NO_X11 #include #include int main (int argc, char** argv) { return 0; }" HAVE_OPENGL_EGL) if(HAVE_OPENGL_EGL) set(SDL_VIDEO_OPENGL_EGL 1) endif() endif() endmacro() # Requires: # - nada macro(CheckOpenGL) if(SDL_OPENGL) check_c_source_compiles(" #include #include int main(int argc, char** argv) { return 0; }" HAVE_OPENGL) if(HAVE_OPENGL) set(SDL_VIDEO_OPENGL 1) set(SDL_VIDEO_RENDER_OGL 1) endif() endif() endmacro() # Requires: # - nada macro(CheckOpenGLES) if(SDL_OPENGLES) check_c_source_compiles(" #include #include int main (int argc, char** argv) { return 0; }" HAVE_OPENGLES_V1) if(HAVE_OPENGLES_V1) set(HAVE_OPENGLES TRUE) set(SDL_VIDEO_OPENGL_ES 1) set(SDL_VIDEO_RENDER_OGL_ES 1) endif() check_c_source_compiles(" #include #include int main (int argc, char** argv) { return 0; }" HAVE_OPENGLES_V2) if(HAVE_OPENGLES_V2) set(HAVE_OPENGLES TRUE) set(SDL_VIDEO_OPENGL_ES2 1) set(SDL_VIDEO_RENDER_OGL_ES2 1) endif() endif() endmacro() # Requires: # - EGL macro(CheckQNXScreen) if(QNX AND HAVE_OPENGL_EGL) check_c_source_compiles(" #include int main (int argc, char** argv) { return 0; }" HAVE_QNX_SCREEN) if(HAVE_QNX_SCREEN) set(SDL_VIDEO_DRIVER_QNX 1) file(GLOB QNX_VIDEO_SOURCES ${SDL2_SOURCE_DIR}/src/video/qnx/*.c) list(APPEND SOURCE_FILES ${QNX_VIDEO_SOURCES}) list(APPEND EXTRA_LIBS screen EGL) endif() endif() endmacro() # Requires: # - nada # Optional: # - THREADS opt # Sets: # PTHREAD_CFLAGS # PTHREAD_LIBS macro(CheckPTHREAD) if(SDL_THREADS AND SDL_PTHREADS) if(ANDROID) # the android libc provides built-in support for pthreads, so no # additional linking or compile flags are necessary elseif(LINUX) set(PTHREAD_CFLAGS "-D_REENTRANT") set(PTHREAD_LDFLAGS "-pthread") elseif(BSDI) set(PTHREAD_CFLAGS "-D_REENTRANT -D_THREAD_SAFE") set(PTHREAD_LDFLAGS "") elseif(DARWIN) set(PTHREAD_CFLAGS "-D_THREAD_SAFE") # causes Carbon.p complaints? # set(PTHREAD_CFLAGS "-D_REENTRANT -D_THREAD_SAFE") set(PTHREAD_LDFLAGS "") elseif(FREEBSD) set(PTHREAD_CFLAGS "-D_REENTRANT -D_THREAD_SAFE") set(PTHREAD_LDFLAGS "-pthread") elseif(NETBSD) set(PTHREAD_CFLAGS "-D_REENTRANT -D_THREAD_SAFE") set(PTHREAD_LDFLAGS "-lpthread") elseif(OPENBSD) set(PTHREAD_CFLAGS "-D_REENTRANT") set(PTHREAD_LDFLAGS "-lpthread") elseif(SOLARIS) set(PTHREAD_CFLAGS "-D_REENTRANT") set(PTHREAD_LDFLAGS "-pthread -lposix4") elseif(SYSV5) set(PTHREAD_CFLAGS "-D_REENTRANT -Kthread") set(PTHREAD_LDFLAGS "") elseif(AIX) set(PTHREAD_CFLAGS "-D_REENTRANT -mthreads") set(PTHREAD_LDFLAGS "-pthread") elseif(HPUX) set(PTHREAD_CFLAGS "-D_REENTRANT") set(PTHREAD_LDFLAGS "-L/usr/lib -pthread") elseif(HAIKU) set(PTHREAD_CFLAGS "-D_REENTRANT") set(PTHREAD_LDFLAGS "") elseif(EMSCRIPTEN) set(PTHREAD_CFLAGS "-D_REENTRANT -pthread") set(PTHREAD_LDFLAGS "-pthread") elseif(QNX) # pthread support is baked in else() set(PTHREAD_CFLAGS "-D_REENTRANT") set(PTHREAD_LDFLAGS "-lpthread") endif() # Run some tests set(ORIG_CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS}") set(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} ${PTHREAD_CFLAGS} ${PTHREAD_LDFLAGS}") check_c_source_compiles(" #include int main(int argc, char** argv) { pthread_attr_t type; pthread_attr_init(&type); return 0; }" HAVE_PTHREADS) if(HAVE_PTHREADS) set(SDL_THREAD_PTHREAD 1) list(APPEND EXTRA_CFLAGS ${PTHREAD_CFLAGS}) list(APPEND EXTRA_LDFLAGS ${PTHREAD_LDFLAGS}) list(APPEND SDL_CFLAGS ${PTHREAD_CFLAGS}) check_c_source_compiles(" #include int main(int argc, char **argv) { pthread_mutexattr_t attr; pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_RECURSIVE); return 0; }" HAVE_RECURSIVE_MUTEXES) if(HAVE_RECURSIVE_MUTEXES) set(SDL_THREAD_PTHREAD_RECURSIVE_MUTEX 1) else() check_c_source_compiles(" #include int main(int argc, char **argv) { pthread_mutexattr_t attr; pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_RECURSIVE_NP); return 0; }" HAVE_RECURSIVE_MUTEXES_NP) if(HAVE_RECURSIVE_MUTEXES_NP) set(SDL_THREAD_PTHREAD_RECURSIVE_MUTEX_NP 1) endif() endif() if(SDL_PTHREADS_SEM) check_c_source_compiles("#include #include int main(int argc, char **argv) { return 0; }" HAVE_PTHREADS_SEM) if(HAVE_PTHREADS_SEM) check_c_source_compiles(" #include #include int main(int argc, char **argv) { sem_timedwait(NULL, NULL); return 0; }" HAVE_SEM_TIMEDWAIT) endif() endif() check_include_files("pthread.h" HAVE_PTHREAD_H) check_include_files("pthread_np.h" HAVE_PTHREAD_NP_H) if (HAVE_PTHREAD_H) check_c_source_compiles(" #include int main(int argc, char **argv) { #ifdef __APPLE__ pthread_setname_np(\"\"); #else pthread_setname_np(pthread_self(),\"\"); #endif return 0; }" HAVE_PTHREAD_SETNAME_NP) if (HAVE_PTHREAD_NP_H) check_symbol_exists(pthread_set_name_np "pthread.h;pthread_np.h" HAVE_PTHREAD_SET_NAME_NP) endif() endif() set(SOURCE_FILES ${SOURCE_FILES} ${SDL2_SOURCE_DIR}/src/thread/pthread/SDL_systhread.c ${SDL2_SOURCE_DIR}/src/thread/pthread/SDL_sysmutex.c # Can be faked, if necessary ${SDL2_SOURCE_DIR}/src/thread/pthread/SDL_syscond.c # Can be faked, if necessary ${SDL2_SOURCE_DIR}/src/thread/pthread/SDL_systls.c ) if(HAVE_PTHREADS_SEM) set(SOURCE_FILES ${SOURCE_FILES} ${SDL2_SOURCE_DIR}/src/thread/pthread/SDL_syssem.c) else() set(SOURCE_FILES ${SOURCE_FILES} ${SDL2_SOURCE_DIR}/src/thread/generic/SDL_syssem.c) endif() set(HAVE_SDL_THREADS TRUE) endif() set(CMAKE_REQUIRED_FLAGS "${ORIG_CMAKE_REQUIRED_FLAGS}") endif() endmacro() # Requires # - nada # Optional: # Sets: # USB_LIBS # USB_CFLAGS macro(CheckUSBHID) check_library_exists(usbhid hid_init "" LIBUSBHID) if(LIBUSBHID) check_include_file(usbhid.h HAVE_USBHID_H) if(HAVE_USBHID_H) set(USB_CFLAGS "-DHAVE_USBHID_H") endif() check_include_file(libusbhid.h HAVE_LIBUSBHID_H) if(HAVE_LIBUSBHID_H) set(USB_CFLAGS "${USB_CFLAGS} -DHAVE_LIBUSBHID_H") endif() set(USB_LIBS ${USB_LIBS} usbhid) else() check_include_file(usb.h HAVE_USB_H) if(HAVE_USB_H) set(USB_CFLAGS "-DHAVE_USB_H") endif() check_include_file(libusb.h HAVE_LIBUSB_H) if(HAVE_LIBUSB_H) set(USB_CFLAGS "${USB_CFLAGS} -DHAVE_LIBUSB_H") endif() check_library_exists(usb hid_init "" LIBUSB) if(LIBUSB) set(USB_LIBS ${USB_LIBS} usb) endif() endif() set(ORIG_CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS}") set(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} ${USB_CFLAGS}") set(CMAKE_REQUIRED_LIBRARIES "${USB_LIBS}") check_c_source_compiles(" #include #if defined(HAVE_USB_H) #include #endif #ifdef __DragonFly__ # include # include #else # include # include #endif #if defined(HAVE_USBHID_H) #include #elif defined(HAVE_LIBUSB_H) #include #elif defined(HAVE_LIBUSBHID_H) #include #endif int main(int argc, char **argv) { struct report_desc *repdesc; struct usb_ctl_report *repbuf; hid_kind_t hidkind; return 0; }" HAVE_USBHID) if(HAVE_USBHID) check_c_source_compiles(" #include #if defined(HAVE_USB_H) #include #endif #ifdef __DragonFly__ # include # include #else # include # include #endif #if defined(HAVE_USBHID_H) #include #elif defined(HAVE_LIBUSB_H) #include #elif defined(HAVE_LIBUSBHID_H) #include #endif int main(int argc, char** argv) { struct usb_ctl_report buf; if (buf.ucr_data) { } return 0; }" HAVE_USBHID_UCR_DATA) if(HAVE_USBHID_UCR_DATA) set(USB_CFLAGS "${USB_CFLAGS} -DUSBHID_UCR_DATA") endif() check_c_source_compiles(" #include #if defined(HAVE_USB_H) #include #endif #ifdef __DragonFly__ #include #include #else #include #include #endif #if defined(HAVE_USBHID_H) #include #elif defined(HAVE_LIBUSB_H) #include #elif defined(HAVE_LIBUSBHID_H) #include #endif int main(int argc, char **argv) { report_desc_t d; hid_start_parse(d, 1, 1); return 0; }" HAVE_USBHID_NEW) if(HAVE_USBHID_NEW) set(USB_CFLAGS "${USB_CFLAGS} -DUSBHID_NEW") endif() check_c_source_compiles(" #include int main(int argc, char** argv) { struct joystick t; return 0; }" HAVE_MACHINE_JOYSTICK) if(HAVE_MACHINE_JOYSTICK) set(SDL_HAVE_MACHINE_JOYSTICK_H 1) endif() set(SDL_JOYSTICK_USBHID 1) file(GLOB BSD_JOYSTICK_SOURCES ${SDL2_SOURCE_DIR}/src/joystick/bsd/*.c) list(APPEND SOURCE_FILES ${BSD_JOYSTICK_SOURCES}) list(APPEND EXTRA_CFLAGS ${USB_CFLAGS}) list(APPEND EXTRA_LIBS ${USB_LIBS}) set(HAVE_SDL_JOYSTICK TRUE) set(CMAKE_REQUIRED_LIBRARIES) set(CMAKE_REQUIRED_FLAGS "${ORIG_CMAKE_REQUIRED_FLAGS}") endif() endmacro() # Check for HIDAPI support macro(CheckHIDAPI) set(HAVE_HIDAPI TRUE) if(SDL_HIDAPI) if(SDL_HIDAPI_LIBUSB) set(HAVE_LIBUSB FALSE) pkg_check_modules(PKG_LIBUSB libusb-1.0) if(PKG_LIBUSB_FOUND) check_include_file(libusb.h HAVE_LIBUSB_H ${PKG_LIBUSB_CFLAGS}) if(HAVE_LIBUSB_H) set(HAVE_LIBUSB TRUE) set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${PKG_LIBUSB_CFLAGS}") if(HIDAPI_ONLY_LIBUSB) list(APPEND EXTRA_LIBS ${PKG_LIBUSB_LIBRARIES}) elseif(OS2) set(SDL_LIBUSB_DYNAMIC "\"usb100.dll\"") else() # libusb is loaded dynamically, so don't add it to EXTRA_LIBS FindLibraryAndSONAME("usb-1.0" LIBDIRS ${PKG_LIBUSB_LIBRARY_DIRS}) if(USB_1.0_LIB) set(SDL_LIBUSB_DYNAMIC "\"${USB_1.0_LIB_SONAME}\"") endif() endif() endif() endif() if(HIDAPI_ONLY_LIBUSB AND NOT HAVE_LIBUSB) set(HAVE_HIDAPI FALSE) endif() set(HAVE_HIDAPI_LIBUSB ${HAVE_LIBUSB}) endif() if(HAVE_HIDAPI) if(ANDROID) list(APPEND SOURCE_FILES ${SDL2_SOURCE_DIR}/src/hidapi/android/hid.cpp) endif() if(IOS OR TVOS) list(APPEND SOURCE_FILES ${SDL2_SOURCE_DIR}/src/hidapi/ios/hid.m) set(SDL_FRAMEWORK_COREBLUETOOTH 1) endif() set(HAVE_SDL_HIDAPI TRUE) if(SDL_JOYSTICK AND SDL_HIDAPI_JOYSTICK) set(SDL_JOYSTICK_HIDAPI 1) set(HAVE_SDL_JOYSTICK TRUE) set(HAVE_HIDAPI_JOYSTICK TRUE) file(GLOB HIDAPI_JOYSTICK_SOURCES ${SDL2_SOURCE_DIR}/src/joystick/hidapi/*.c) list(APPEND SOURCE_FILES ${HIDAPI_JOYSTICK_SOURCES}) endif() else() set(SDL_HIDAPI_DISABLED 1) endif() else() set(SDL_HIDAPI_DISABLED 1) endif() endmacro() # Requires: # - n/a macro(CheckRPI) if(SDL_RPI) pkg_check_modules(VIDEO_RPI bcm_host brcmegl) if (NOT VIDEO_RPI_FOUND) set(VIDEO_RPI_INCLUDE_DIRS "/opt/vc/include" "/opt/vc/include/interface/vcos/pthreads" "/opt/vc/include/interface/vmcs_host/linux/" ) set(VIDEO_RPI_LIBRARY_DIRS "/opt/vc/lib" ) set(VIDEO_RPI_LIBRARIES bcm_host ) set(VIDEO_RPI_LDFLAGS "-Wl,-rpath,/opt/vc/lib") endif() listtostr(VIDEO_RPI_INCLUDE_DIRS VIDEO_RPI_INCLUDE_FLAGS "-I") listtostr(VIDEO_RPI_LIBRARY_DIRS VIDEO_RPI_LIBRARY_FLAGS "-L") set(ORIG_CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS}") set(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} ${VIDEO_RPI_INCLUDE_FLAGS} ${VIDEO_RPI_LIBRARY_FLAGS}") set(CMAKE_REQUIRED_LIBRARIES "${VIDEO_RPI_LIBRARIES}") check_c_source_compiles(" #include #include int main(int argc, char **argv) { EGL_DISPMANX_WINDOW_T window; bcm_host_init(); }" HAVE_RPI) set(CMAKE_REQUIRED_FLAGS "${ORIG_CMAKE_REQUIRED_FLAGS}") set(CMAKE_REQUIRED_LIBRARIES) if(SDL_VIDEO AND HAVE_RPI) set(HAVE_SDL_VIDEO TRUE) set(SDL_VIDEO_DRIVER_RPI 1) file(GLOB VIDEO_RPI_SOURCES ${SDL2_SOURCE_DIR}/src/video/raspberry/*.c) list(APPEND SOURCE_FILES ${VIDEO_RPI_SOURCES}) list(APPEND EXTRA_LIBS ${VIDEO_RPI_LIBRARIES}) # !!! FIXME: shouldn't be using CMAKE_C_FLAGS, right? set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${VIDEO_RPI_INCLUDE_FLAGS} ${VIDEO_RPI_LIBRARY_FLAGS}") list(APPEND EXTRA_LDFLAGS ${VIDEO_RPI_LDFLAGS}) endif() endif() endmacro() # Requires: # - EGL # - PkgCheckModules # Optional: # - SDL_KMSDRM_SHARED opt # - HAVE_SDL_LOADSO opt macro(CheckKMSDRM) if(SDL_KMSDRM) pkg_check_modules(PKG_KMSDRM libdrm gbm egl) if(PKG_KMSDRM_FOUND AND HAVE_OPENGL_EGL) target_link_directories(sdl-build-options INTERFACE ${PKG_KMSDRM_LIBRARY_DIRS}) target_include_directories(sdl-build-options SYSTEM INTERFACE "${PKG_KMSDRM_INCLUDE_DIRS}") set(HAVE_KMSDRM TRUE) set(HAVE_SDL_VIDEO TRUE) file(GLOB KMSDRM_SOURCES ${SDL2_SOURCE_DIR}/src/video/kmsdrm/*.c) list(APPEND SOURCE_FILES ${KMSDRM_SOURCES}) list(APPEND EXTRA_CFLAGS ${PKG_KMSDRM_CFLAGS}) set(SDL_VIDEO_DRIVER_KMSDRM 1) if(SDL_KMSDRM_SHARED AND NOT HAVE_SDL_LOADSO) message_warn("You must have SDL_LoadObject() support for dynamic KMS/DRM loading") endif() if(SDL_KMSDRM_SHARED AND HAVE_SDL_LOADSO) FindLibraryAndSONAME(drm LIBDIRS ${PKG_KMSDRM_LIBRARY_DIRS}) FindLibraryAndSONAME(gbm LIBDIRS ${PKG_KMSDRM_LIBRARY_DIRS}) set(SDL_VIDEO_DRIVER_KMSDRM_DYNAMIC "\"${DRM_LIB_SONAME}\"") set(SDL_VIDEO_DRIVER_KMSDRM_DYNAMIC_GBM "\"${GBM_LIB_SONAME}\"") set(HAVE_KMSDRM_SHARED TRUE) else() list(APPEND EXTRA_LIBS ${PKG_KMSDRM_LIBRARIES}) endif() endif() endif() endmacro() macro(CheckLibUDev) if(SDL_LIBUDEV) check_include_file("libudev.h" have_libudev_header) if(have_libudev_header) set(HAVE_LIBUDEV_H TRUE) FindLibraryAndSONAME(udev) if(UDEV_LIB_SONAME) set(SDL_UDEV_DYNAMIC "\"${UDEV_LIB_SONAME}\"") endif() endif() endif() endmacro() macro(CheckLibUnwind) set(found_libunwind FALSE) set(_libunwind_src "#include \nint main() {unw_context_t context; unw_getcontext(&context); return 0;}") if(NOT found_libunwind) cmake_push_check_state() check_c_source_compiles("${_libunwind_src}" LIBC_HAS_WORKING_LIBUNWIND) cmake_pop_check_state() if(LIBC_HAS_WORKING_LIBUNWIND) set(found_libunwind TRUE) endif() endif() if(NOT found_libunwind) cmake_push_check_state() list(APPEND CMAKE_REQUIRED_LIBRARIES "unwind") check_c_source_compiles("${_libunwind_src}" LIBUNWIND_HAS_WORKINGLIBUNWIND) cmake_pop_check_state() if(LIBUNWIND_HAS_WORKINGLIBUNWIND) set(found_libunwind TRUE) list(APPEND EXTRA_TEST_LIBS unwind) endif() endif() if(NOT found_libunwind) set(LibUnwind_PKG_CONFIG_SPEC libunwind libunwind-generic) pkg_check_modules(PC_LIBUNWIND IMPORTED_TARGET ${LibUnwind_PKG_CONFIG_SPEC}) if(PC_LIBUNWIND_FOUND) cmake_push_check_state() list(APPEND CMAKE_REQUIRED_LIBRARIES ${PC_LIBUNWIND_LIBRARIES}) list(APPEND CMAKE_REQUIRED_INCLUDES ${PC_LIBUNWIND_INCLUDE_DIRS}) check_c_source_compiles("${_libunwind_src}" PC_LIBUNWIND_HAS_WORKING_LIBUNWIND) cmake_pop_check_state() if(PC_LIBUNWIND_HAS_WORKING_LIBUNWIND) set(found_libunwind TRUE) list(APPEND EXTRA_TEST_LIBS ${PC_LIBUNWIND_LIBRARIES}) list(APPEND EXTRA_TEST_INCLUDES ${PC_LIBUNWIND_INCLUDE_DIRS}) endif() endif() endif() if(found_libunwind) set(HAVE_LIBUNWIND_H TRUE) endif() endmacro()