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cmake: add qnx support

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Co-authored-by: elahav <elahav@users.noreply.github.com>
This commit is contained in:
Anonymous Maarten 2023-09-29 18:53:47 +02:00 committed by Anonymous Maarten
parent a263cc2369
commit 933ec9e978
3 changed files with 38 additions and 2 deletions
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20
CMakeLists.txt
View file

@ -227,11 +227,13 @@ elseif(MSVC_VERSION GREATER 1400) # VisualStudio 8.0+
elseif(CMAKE_C_COMPILER_ID MATCHES "^Intel$")
set(OPT_DEF_ASM TRUE)
set(USE_INTELCC TRUE)
elseif(CMAKE_C_COMPILER_ID MATCHES "QCC")
set(USE_QCC TRUE)
else()
set(OPT_DEF_ASM FALSE)
endif()
if(USE_GCC OR USE_CLANG OR USE_INTELCC)
if(USE_GCC OR USE_CLANG OR USE_INTELCC OR USE_QCC)
set(OPT_DEF_GCC_ATOMICS ON)
endif()
@ -569,7 +571,7 @@ if(NOT SDL_FOREGROUNDING_SIGNAL STREQUAL "OFF")
endif()
# Compiler option evaluation
if(USE_GCC OR USE_CLANG OR USE_INTELCC)
if(USE_GCC OR USE_CLANG OR USE_INTELCC OR USE_QCC)
# Check for -Wall first, so later things can override pieces of it.
# Note: clang-cl treats -Wall as -Weverything (which is very loud),
# /W3 as -Wall, and /W4 as -Wall -Wextra. So: /W3 is enough.
@ -1456,6 +1458,12 @@ elseif(UNIX AND NOT APPLE AND NOT RISCOS AND NOT HAIKU)
file(GLOB AIX_AUDIO_SOURCES ${SDL2_SOURCE_DIR}/src/audio/paudio/*.c)
list(APPEND SOURCE_FILES ${AIX_AUDIO_SOURCES})
set(HAVE_SDL_AUDIO TRUE)
elseif(QNX)
set(SDL_AUDIO_DRIVER_QSA 1)
file(GLOB QSA_AUDIO_SOURCES ${SDL2_SOURCE_DIR}/src/audio/qsa/*.c)
list(APPEND SOURCE_FILES ${QSA_AUDIO_SOURCES})
list(APPEND EXTRA_LIBS asound)
set(HAVE_SDL_AUDIO TRUE)
endif()
CheckOSS()
CheckALSA()
@ -1487,6 +1495,7 @@ elseif(UNIX AND NOT APPLE AND NOT RISCOS AND NOT HAIKU)
set(SDL_VIDEO_VULKAN 1)
set(HAVE_VULKAN TRUE)
endif()
CheckQNXScreen()
endif()
if(UNIX)
@ -1730,6 +1739,13 @@ elseif(UNIX AND NOT APPLE AND NOT RISCOS AND NOT HAIKU)
set(HAVE_RPATH TRUE)
endif()
if(QNX)
# QNX's *printf() family generates a SIGSEGV if NULL is passed for a string
# specifier (on purpose), but SDL expects "(null)". Use the built-in
# implementation.
set(HAVE_VSNPRINTF 0)
set(USE_POSIX_SPAWN 1)
endif()
elseif(WINDOWS)
find_program(WINDRES windres)

18
cmake/sdlchecks.cmake
View file

@ -911,6 +911,22 @@ macro(CheckOpenGLES)
endif()
endmacro()
# Requires:
# - EGL
macro(CheckQNXScreen)
if(QNX AND HAVE_OPENGL_EGL)
check_c_source_compiles("
#include <screen/screen.h>
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:
@ -961,6 +977,8 @@ macro(CheckPTHREAD)
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")

2
cmake/sdlplatform.cmake
View file

@ -28,6 +28,8 @@ macro(SDL_DetectCMakePlatform)
set(SDL_CMAKE_PLATFORM AIX)
elseif(CMAKE_SYSTEM_NAME MATCHES "Minix.*")
set(SDL_CMAKE_PLATFORM MINIX)
elseif(CMAKE_SYSTEM_NAME MATCHES "QNX")
set(SDL_CMAKE_PLATFORM QNX)
endif()
elseif(APPLE)
if(CMAKE_SYSTEM_NAME MATCHES ".*Darwin.*")