Ryujinx-SDL/cmake/sdlchecks.cmake
Frank Praznik ea179abdb7 wayland: Enforce or override libdecor minimum window size
libdecor plugins can change the min/max window size values internally to enforce a minimum window size, and errors and crashes can result if the window size is below the internal limit.

On versions of libdecor >= 0.1.1, the minimum width and height can be queried and the minimum required window size will be enforced. The application requested window size is still respected, however, the actual window may be slightly larger than the drawable area to accommodate the required libdecor minimum size.

On version 0.1.0 of libdecor, which lacks the function to retrieve the minimum size, the internal limits are overridden before committing a frame, so that the internal limits always match the window size as a workaround, even if the window is technically smaller than the plugin would normally allow.

(cherry picked from commit 423a82cd4b65cf72668551093bfdf58d49bce9ce)
2023-01-22 08:20:34 -08:00

1335 lines
45 KiB
CMake

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_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()
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 <fcntl.h>
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 <sys/soundcard.h>
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 INTERFACE $<TARGET_PROPERTY:ALSA::ALSA,INTERFACE_INCLUDE_DIRECTORIES>)
set(SDL_AUDIO_DRIVER_ALSA_DYNAMIC "\"${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-simple)
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-simple" LIBDIRS ${PKG_PULSEAUDIO_LIBRARY_DIRS})
if(SDL_PULSEAUDIO_SHARED AND PULSE_SIMPLE_LIB AND HAVE_SDL_LOADSO)
set(SDL_AUDIO_DRIVER_PULSEAUDIO_DYNAMIC "\"${PULSE_SIMPLE_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 INTERFACE $<TARGET_PROPERTY:SampleRate::samplerate,INTERFACE_INCLUDE_DIRECTORIES>)
if(NOT HAVE_SDL_LOADSO)
message_warn("You must have SDL_LoadObject() support for dynamic libsamplerate loading")
else()
get_property(_samplerate_type TARGET SampleRate::samplerate PROPERTY TYPE)
if(_samplerate_type STREQUAL "SHARED_LIBRARY")
set(HAVE_LIBSAMPLERATE_SHARED TRUE)
if(WIN32 OR OS2)
set(SDL_LIBSAMPLERATE_DYNAMIC "\"$<TARGET_FILE_NAME:SampleRate::samplerate>\"")
else()
set(SDL_LIBSAMPLERATE_DYNAMIC "\"$<TARGET_SONAME_FILE_NAME:SampleRate::samplerate>\"")
endif()
endif()
endif()
else()
target_link_libraries(sdl-build-options INTERFACE SampleRate::samplerate)
list(APPEND SDL_REQUIRES_PRIVATE SampleRate::samplerate)
endif()
else()
check_include_file(samplerate.h HAVE_LIBSAMPLERATE_H)
if(HAVE_LIBSAMPLERATE_H)
set(HAVE_LIBSAMPLERATE TRUE)
if(SDL_LIBSAMPLERATE_SHARED AND NOT HAVE_SDL_LOADSO)
message_warn("You must have SDL_LoadObject() support for dynamic libsamplerate loading")
endif()
FindLibraryAndSONAME("samplerate")
if(SDL_LIBSAMPLERATE_SHARED AND SAMPLERATE_LIB AND HAVE_SDL_LOADSO)
set(SDL_LIBSAMPLERATE_DYNAMIC "\"${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 ${X11_SOURCES})
set(SDL_VIDEO_DRIVER_X11 1)
# !!! FIXME: why is this disabled for Apple?
if(APPLE)
set(SDL_X11_SHARED OFF)
endif()
check_symbol_exists(shmat "sys/shm.h" HAVE_SHMAT_IN_LIBC)
if(NOT HAVE_SHMAT_IN_LIBC)
check_library_exists(ipc shmat "" HAVE_SHMAT_IN_LIBIPC)
if(HAVE_SHMAT_IN_LIBIPC)
list(APPEND EXTRA_LIBS ipc)
endif()
if(NOT HAVE_SHMAT_IN_LIBIPC)
list(APPEND EXTRA_CFLAGS "-DNO_SHARED_MEMORY")
endif()
endif()
if(SDL_X11_SHARED)
if(NOT HAVE_SDL_LOADSO)
message_warn("You must have SDL_LoadObject() support for dynamic X11 loading")
set(HAVE_X11_SHARED FALSE)
else()
set(HAVE_X11_SHARED TRUE)
endif()
if(X11_LIB)
if(HAVE_X11_SHARED)
set(SDL_VIDEO_DRIVER_X11_DYNAMIC "\"${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} ${X11_LIB})
check_c_source_compiles("
#include <X11/Xlib.h>
int main(int argc, char **argv) {
Display *display;
XEvent event;
XGenericEventCookie *cookie = &event.xcookie;
XNextEvent(display, &event);
XGetEventData(display, cookie);
XFreeEventData(display, cookie);
return 0; }" HAVE_XGENERICEVENT)
if(HAVE_XGENERICEVENT)
set(SDL_VIDEO_DRIVER_X11_SUPPORTS_GENERIC_EVENTS 1)
endif()
check_symbol_exists(XkbKeycodeToKeysym "X11/Xlib.h;X11/XKBlib.h" SDL_VIDEO_DRIVER_X11_HAS_XKBKEYCODETOKEYSYM)
if(SDL_X11_XCURSOR AND HAVE_XCURSOR_H AND XCURSOR_LIB)
set(HAVE_X11_XCURSOR TRUE)
if(HAVE_X11_SHARED)
set(SDL_VIDEO_DRIVER_X11_DYNAMIC_XCURSOR "\"${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 ${XI_LIB})
endif()
set(SDL_VIDEO_DRIVER_X11_XINPUT2 1)
# Check for multitouch
check_c_source_compiles("
#include <X11/Xlib.h>
#include <X11/Xproto.h>
#include <X11/extensions/XInput2.h>
int event_type = XI_TouchBegin;
XITouchClassInfo *t;
Status XIAllowTouchEvents(Display *a,int b,unsigned int c,Window d,int f) {
return (Status)0;
}
int main(int argc, char **argv) { return 0; }" HAVE_XINPUT2_MULTITOUCH)
if(HAVE_XINPUT2_MULTITOUCH)
set(SDL_VIDEO_DRIVER_X11_XINPUT2_SUPPORTS_MULTITOUCH 1)
endif()
endif()
# check along with XInput2.h because we use Xfixes with XIBarrierReleasePointer
if(SDL_X11_XFIXES AND HAVE_XFIXES_H_ AND HAVE_XINPUT2_H)
check_c_source_compiles("
#include <X11/Xlib.h>
#include <X11/Xproto.h>
#include <X11/extensions/XInput2.h>
#include <X11/extensions/Xfixes.h>
BarrierEventID b;
int main(int argc, char **argv) { return 0; }" HAVE_XFIXES_H)
endif()
if(SDL_X11_XFIXES AND HAVE_XFIXES_H AND HAVE_XINPUT2_H AND XFIXES_LIB)
if(HAVE_X11_SHARED)
set(SDL_VIDEO_DRIVER_X11_DYNAMIC_XFIXES "\"${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 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 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 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 <gc_vdk.h>
int main(int argc, char** argv) { return 0; }" HAVE_VIVANTE_VDK)
check_c_source_compiles("
#define LINUX
#define EGL_API_FB
#include <EGL/eglvivante.h>
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} ${VIVANTE_VDK_LIBRARY})
else()
list(APPEND SDL_CFLAGS -DLINUX -DEGL_API_FB)
list(APPEND EXTRA_LIBS EGL)
endif(HAVE_VIVANTE_VDK)
endif()
endif()
endmacro()
# Requires:
# - nada
macro(CheckGLX)
if(SDL_OPENGL)
check_c_source_compiles("
#include <GL/glx.h>
int main(int argc, char** argv) { return 0; }" HAVE_OPENGL_GLX)
if(HAVE_OPENGL_GLX)
set(SDL_VIDEO_OPENGL_GLX 1)
endif()
endif()
endmacro()
# Requires:
# - PkgCheckModules
macro(CheckEGL)
if (SDL_OPENGL OR SDL_OPENGLES)
pkg_check_modules(EGL egl)
set(CMAKE_REQUIRED_DEFINITIONS "${CMAKE_REQUIRED_DEFINITIONS} ${EGL_CFLAGS}")
check_c_source_compiles("
#define EGL_API_FB
#define MESA_EGL_NO_X11_HEADERS
#define EGL_NO_X11
#include <EGL/egl.h>
#include <EGL/eglext.h>
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 <GL/gl.h>
#include <GL/glext.h>
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 <GLES/gl.h>
#include <GLES/glext.h>
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 <GLES2/gl2.h>
#include <GLES2/gl2ext.h>
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:
# - 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")
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 <pthread.h>
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 <pthread.h>
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 <pthread.h>
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 <pthread.h>
#include <semaphore.h>
int main(int argc, char **argv) { return 0; }" HAVE_PTHREADS_SEM)
if(HAVE_PTHREADS_SEM)
check_c_source_compiles("
#include <pthread.h>
#include <semaphore.h>
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 <pthread.h>
int main(int argc, char **argv) {
pthread_setname_np(pthread_self(), \"\");
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 <sys/types.h>
#if defined(HAVE_USB_H)
#include <usb.h>
#endif
#ifdef __DragonFly__
# include <bus/u4b/usb.h>
# include <bus/u4b/usbhid.h>
#else
# include <dev/usb/usb.h>
# include <dev/usb/usbhid.h>
#endif
#if defined(HAVE_USBHID_H)
#include <usbhid.h>
#elif defined(HAVE_LIBUSB_H)
#include <libusb.h>
#elif defined(HAVE_LIBUSBHID_H)
#include <libusbhid.h>
#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 <sys/types.h>
#if defined(HAVE_USB_H)
#include <usb.h>
#endif
#ifdef __DragonFly__
# include <bus/u4b/usb.h>
# include <bus/u4b/usbhid.h>
#else
# include <dev/usb/usb.h>
# include <dev/usb/usbhid.h>
#endif
#if defined(HAVE_USBHID_H)
#include <usbhid.h>
#elif defined(HAVE_LIBUSB_H)
#include <libusb.h>
#elif defined(HAVE_LIBUSBHID_H)
#include <libusbhid.h>
#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 "${USB_CFLAGS} -DUSBHID_UCR_DATA")
endif()
check_c_source_compiles("
#include <sys/types.h>
#if defined(HAVE_USB_H)
#include <usb.h>
#endif
#ifdef __DragonFly__
#include <bus/u4b/usb.h>
#include <bus/u4b/usbhid.h>
#else
#include <dev/usb/usb.h>
#include <dev/usb/usbhid.h>
#endif
#if defined(HAVE_USBHID_H)
#include <usbhid.h>
#elif defined(HAVE_LIBUSB_H)
#include <libusb.h>
#elif defined(HAVE_LIBUSBHID_H)
#include <libusbhid.h>
#endif
int main(int argc, char **argv) {
report_desc_t d;
hid_start_parse(d, 1, 1);
return 0;
}" HAVE_USBHID_NEW)
if(HAVE_USBHID_NEW)
set(USB_CFLAGS "${USB_CFLAGS} -DUSBHID_NEW")
endif()
check_c_source_compiles("
#include <machine/joystick.h>
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 <bcm_host.h>
#include <EGL/eglplatform.h>
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 ${PKG_KMSDRM_LIBRARY_DIRS})
target_include_directories(sdl-build-options INTERFACE "${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()