jackcartersmith/sdl2-cmake-modules
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Merge branch 'master' into upstream-ready

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This commit is contained in:
Amine B. Hassouna 2019-02-10 21:33:53 +01:00
commit 73ce487193
1 changed files with 30 additions and 22 deletions
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52
FindSDL2.cmake
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@ -28,6 +28,7 @@ This module will set the following variables in your project:
SDL2_LIBRARIES, the name of the library to link against
SDL2_INCLUDE_DIRS, where to find SDL.h
SDL2_FOUND, if false, do not try to link to SDL2
SDL2MAIN_FOUND, if false, do not try to link to SDL2main
SDL2_VERSION_STRING, human-readable string containing the version of SDL2
@ -279,9 +280,15 @@ endif()
include(${CMAKE_CURRENT_LIST_DIR}/FindPackageHandleStandardArgs.cmake)
FIND_PACKAGE_HANDLE_STANDARD_ARGS(SDL2
REQUIRED_VARS SDL2_LIBRARIES SDL2_INCLUDE_DIRS
REQUIRED_VARS SDL2_LIBRARY SDL2_INCLUDE_DIR
VERSION_VAR SDL2_VERSION_STRING)
if(SDL2MAIN_LIBRARY)
FIND_PACKAGE_HANDLE_STANDARD_ARGS(SDL2main
REQUIRED_VARS SDL2MAIN_LIBRARY SDL2_INCLUDE_DIR
VERSION_VAR SDL2_VERSION_STRING)
endif()
mark_as_advanced(SDL2_PATH
SDL2_NO_DEFAULT_PATH
@ -312,16 +319,6 @@ if(SDL2_FOUND)
set_property(TARGET SDL2::Core APPEND PROPERTY
INTERFACE_LINK_LIBRARIES Threads::Threads)
endif()
# MinGW needs an additional link flag, -mwindows
# and link to mingw32
if(MINGW)
set_property(TARGET SDL2::Core APPEND PROPERTY
INTERFACE_LINK_LIBRARIES mingw32)
set_property(TARGET SDL2::Core APPEND PROPERTY
INTERFACE_LINK_OPTIONS "-mwindows")
endif()
endif()
# SDL2::Main target
@ -329,20 +326,31 @@ if(SDL2_FOUND)
# For more details, please see above.
if(NOT SDL2_BUILDING_LIBRARY AND NOT TARGET SDL2::Main)
if(SDL2_INCLUDE_DIR MATCHES ".framework" )
if(SDL2_INCLUDE_DIR MATCHES ".framework" OR NOT SDL2MAIN_LIBRARY)
add_library(SDL2::Main INTERFACE IMPORTED)
elseif(SDL2MAIN_LIBRARY)
add_library(SDL2::Main UNKNOWN IMPORTED)
set_property(TARGET SDL2::Main PROPERTY
IMPORTED_LOCATION "${SDL2MAIN_LIBRARY}")
elseif(UNIX)
add_library(SDL2::Main INTERFACE IMPORTED)
endif()
# Add SDL2::Core as a dependency
if(TARGET SDL2::Main)
set_property(TARGET SDL2::Main PROPERTY
INTERFACE_LINK_LIBRARIES SDL2::Core)
elseif(SDL2MAIN_LIBRARY)
# MinGW requires that the mingw32 library is specified before the
# libSDL2main.a static library when linking.
# The SDL2::MainInternal target is used internally to make sure that
# CMake respects this condition.
add_library(SDL2::MainInternal UNKNOWN IMPORTED)
set_property(TARGET SDL2::MainInternal PROPERTY
IMPORTED_LOCATION "${SDL2MAIN_LIBRARY}")
set_property(TARGET SDL2::MainInternal PROPERTY
INTERFACE_LINK_LIBRARIES SDL2::Core)
add_library(SDL2::Main INTERFACE IMPORTED)
if(MINGW)
# MinGW needs an additional link flag '-mwindows' and link to mingw32
set_property(TARGET SDL2::Main PROPERTY
INTERFACE_LINK_LIBRARIES "mingw32" "-mwindows")
endif()
set_property(TARGET SDL2::Main APPEND PROPERTY
INTERFACE_LINK_LIBRARIES SDL2::MainInternal)
endif()
endif()