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On Linux, build SDL2 from externals with HIDAPI support

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v1993 2021-05-09 18:12:58 +03:00
parent f2b76284ed
commit 648bef235e
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GPG key ID: 9A30914F19F1D7C8
2 changed files with 18 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()

1
externals/CMakeLists.txt vendored
View file

@ -49,6 +49,7 @@ target_include_directories(unicorn-headers INTERFACE ./unicorn/include)
if (NOT SDL2_FOUND AND ENABLE_SDL2)
set(SDL_STATIC ON)
set(SDL_SHARED OFF)
set(OPT_DEF_HIDAPI ON)
add_subdirectory(SDL EXCLUDE_FROM_ALL)
add_library(SDL2 ALIAS SDL2-static)
endif()