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Merge pull request #6293 from v1993/master 

On Linux, build SDL2 from externals with HIDAPI support
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Morph 2021-05-16 04:05:42 -04:00 committed by GitHub
parent 06c410ee88 fa647cc0b9
commit 9edfd88a8a
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2 changed files with 29 additions and 11 deletions
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28
CMakeLists.txt
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@ -12,6 +12,8 @@ project(yuzu)
# OFF by default, but if ENABLE_SDL2 and MSVC are true then ON
option(ENABLE_SDL2 "Enable the SDL2 frontend" ON)
CMAKE_DEPENDENT_OPTION(YUZU_USE_BUNDLED_SDL2 "Download bundled SDL2 binaries" ON "ENABLE_SDL2;MSVC" OFF)
# On Linux system SDL2 is likely to be lacking HIDAPI support which have drawbacks but is needed for SDL motion
CMAKE_DEPENDENT_OPTION(YUZU_ALLOW_SYSTEM_SDL2 "Try using system SDL2 before fallling back to one from externals" NOT UNIX "ENABLE_SDL2" OFF)
option(ENABLE_QT "Enable the Qt frontend" ON)
option(ENABLE_QT_TRANSLATION "Enable translations for the Qt frontend" OFF)
@ -292,20 +294,24 @@ if (ENABLE_SDL2)
target_link_libraries(SDL2 INTERFACE "${SDL2_LIBRARY}")
target_include_directories(SDL2 INTERFACE "${SDL2_INCLUDE_DIR}")
else()
find_package(SDL2 2.0.15 QUIET)
if (YUZU_ALLOW_SYSTEM_SDL2)
find_package(SDL2 2.0.15 QUIET)
if (SDL2_FOUND)
# Some installations don't set SDL2_LIBRARIES
if("${SDL2_LIBRARIES}" STREQUAL "")
message(WARNING "SDL2_LIBRARIES wasn't set, manually setting to SDL2::SDL2")
set(SDL2_LIBRARIES "SDL2::SDL2")
if (SDL2_FOUND)
# Some installations don't set SDL2_LIBRARIES
if("${SDL2_LIBRARIES}" STREQUAL "")
message(WARNING "SDL2_LIBRARIES wasn't set, manually setting to SDL2::SDL2")
set(SDL2_LIBRARIES "SDL2::SDL2")
endif()
include_directories(SYSTEM ${SDL2_INCLUDE_DIRS})
add_library(SDL2 INTERFACE)
target_link_libraries(SDL2 INTERFACE "${SDL2_LIBRARIES}")
else()
message(STATUS "SDL2 2.0.15 or newer not found, falling back to externals.")
endif()
include_directories(SYSTEM ${SDL2_INCLUDE_DIRS})
add_library(SDL2 INTERFACE)
target_link_libraries(SDL2 INTERFACE "${SDL2_LIBRARIES}")
else()
message(STATUS "SDL2 2.0.15 or newer not found, falling back to externals.")
message(STATUS "Using SDL2 from externals.")
endif()
endif()
endif()

12
externals/CMakeLists.txt vendored
View File

@ -47,8 +47,20 @@ target_include_directories(unicorn-headers INTERFACE ./unicorn/include)
# SDL2
if (NOT SDL2_FOUND AND ENABLE_SDL2)
# Yuzu itself needs: Events Joystick Haptic Sensor Timers
# Yuzu-cmd also needs: Video (depends on Loadso/Dlopen)
set(SDL_UNUSED_SUBSYSTEMS
Atomic Audio Render Power Threads
File CPUinfo Filesystem Locale)
foreach(_SUB ${SDL_UNUSED_SUBSYSTEMS})
string(TOUPPER ${_SUB} _OPT)
option(SDL_${_OPT} "" OFF)
endforeach()
set(SDL_STATIC ON)
set(SDL_SHARED OFF)
option(HIDAPI "" ON)
add_subdirectory(SDL EXCLUDE_FROM_ALL)
add_library(SDL2 ALIAS SDL2-static)
endif()