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cmake: add SDL2 support to cmake build script

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This commit is contained in:
Anonymous Maarten 2020-11-30 20:22:18 +01:00
parent 4e13e65b1c
commit f713d5d2d7
6 changed files with 83 additions and 23 deletions
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15
CMakeLists.txt
View File

@ -1,7 +1,8 @@
cmake_minimum_required(VERSION 3.8)
project(librw C CXX)
list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_LIST_DIR}/cmake")
if(PS2DEV AND EE)
include("${CMAKE_CURRENT_LIST_DIR}/cmake/ee.cmake")
endif()
@ -19,6 +20,16 @@ if(NOT LIBRW_PLATFORM IN_LIST LIBRW_PLATFORMS)
message(FATAL_ERROR "Illegal LIBRW_PLATFORM=${LIBRW_PLATFORM}")
endif()
set(LIBRW_GL3_GFXLIBS "GLFW" "SDL2")
set(LIBRW_GL3_GFXLIB "GLFW" CACHE STRING "gfxlib for gl3")
set_property(CACHE LIBRW_GL3_GFXLIB PROPERTY STRINGS ${LIBRW_GL3_GFXLIBS})
if(LIBRW_PLATFORM_GL3)
message(STATUS "LIBRW_GL3_GFXLIB = ${LIBRW_GL3_GFXLIB} (choices=${LIBRW_GL3_GFXLIBS})")
endif()
if(NOT LIBRW_GL3_GFXLIB IN_LIST LIBRW_GL3_GFXLIBS)
message(FATAL_ERROR "Illegal LIBRW_GL3_GFXLIB=${LIBRW_GL3_GFXLIB}")
endif()
if(LIBRW_PLATFORM_PS2)
enable_language(DSM)
endif()
@ -41,7 +52,7 @@ endif()
if(LIBRW_INSTALL)
include(CMakePackageConfigHelpers)
configure_package_config_file(librw-config.cmake.in librw-config.cmake
configure_package_config_file(cmake/librw-config.cmake.in librw-config.cmake
INSTALL_DESTINATION "${CMAKE_INSTALL_PREFIX}"
)
install(

27
cmake/FindSDL2.cmake Normal file
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@ -0,0 +1,27 @@
find_package(PkgConfig QUIET)
if(PKG_CONFIG_FOUND)
pkg_check_modules(SDL2 IMPORTED_TARGET "sdl2")
if(TARGET PkgConfig::SDL2 AND NOT TARGET sdl2::sdl2)
add_library(_sdl2 INTERFACE)
target_link_libraries(_sdl2 INTERFACE PkgConfig::SDL2)
add_library(SDL2::SDL2 ALIAS _sdl2)
endif()
endif()
if(NOT SDL2_FOUND)
find_path(SDL2_INCLUDE_DIR sdl2.h)
find_library(SDL2_LIBRARY sdl2)
include(FindPackageHandleStandardArgs)
find_package_handle_standard_args(libuv
REQUIRED_VARS SDL2_INCLUDE_DIR SDL2_LIBRARY
)
if(NOT TARGET SDL2::SDL2)
add_library(SDL2::SDL2 UNKNOWN IMPORTED)
set_target_properties(SDL2::SDL2 PROPERTIES
IMPORTED_LOCATION "${SDL2_LIBRARY}"
INTERFACE_INCLUDE_DIRECTORIES "${SDL2_INCLUDE_DIR}"
)
endif()
endif()

19
cmake/librw-config.cmake.in Normal file
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@ -0,0 +1,19 @@
include("${CMAKE_CURRENT_LIST_DIR}/librw-targets.cmake")
set(LIBRW_PLATFORM "@LIBRW_PLATFORM@")
set(LIBRW_PLATFORMS "@LIBRW_PLATFORMS@")
set(LIBRW_PLATFORM_@LIBRW_PLATFORM@ ON)
if(LIBRW_PLATFORM_GL3)
set(LIBRW_GL3_GFXLIB "@LIBRW_GL3_GFXLIB@")
set(LIBRW_GL3_GFXLIBS "@LIBRW_GL3_GFXLIBS@")
set(OpenGL_GL_PREFERENCE GLVND)
find_package(OpenGL REQUIRED)
if(LIBRW_GL3_GFXLIB STREQUAL "GLFW")
find_package(GLEW REQUIRED)
find_package(glfw3 REQUIRED)
elseif(LIBRW_GL3_GFXLIB STREQUAL "GLFW")
find_package(SDL2 REQUIRED)
endif()
endif()

12
librw-config.cmake.in
View File

@ -1,12 +0,0 @@
include("${CMAKE_CURRENT_LIST_DIR}/librw-targets.cmake")
set(LIBRW_PLATFORM "@LIBRW_PLATFORM@")
set(LIBRW_PLATFORMS "@LIBRW_PLATFORMS@")
set(LIBRW_PLATFORM_@LIBRW_PLATFORM@ ON)
if(LIBRW_PLATFORM_GL3)
set(OpenGL_GL_PREFERENCE GLVND)
find_package(OpenGL REQUIRED)
find_package(GLEW REQUIRED)
find_package(glfw3 REQUIRED)
endif()

1
skeleton/CMakeLists.txt
View File

@ -1,5 +1,6 @@
add_library(librw_skeleton
glfw.cpp
sdl2.cpp
skeleton.cpp
skeleton.h
win.cpp

32
src/CMakeLists.txt
View File

@ -1,10 +1,3 @@
if(LIBRW_PLATFORM_GL3)
set(OpenGL_GL_PREFERENCE GLVND)
find_package(OpenGL REQUIRED)
find_package(GLEW REQUIRED)
find_package(glfw3 REQUIRED)
endif()
add_library(librw
"${PROJECT_SOURCE_DIR}/args.h"
"${PROJECT_SOURCE_DIR}/rw.h"
@ -145,12 +138,33 @@ set_target_properties(librw
)
if(LIBRW_PLATFORM_GL3)
if(LIBRW_PLATFORM_GL3)
set(OpenGL_GL_PREFERENCE GLVND)
find_package(OpenGL REQUIRED)
find_package(GLEW REQUIRED)
target_link_libraries(librw
PUBLIC
glfw
GLEW::GLEW
OpenGL::GL
GLEW::GLEW
)
if (LIBRW_GL3_GFXLIB STREQUAL "GLFW")
find_package(glfw3 REQUIRED)
target_link_libraries(librw
PUBLIC
glfw
)
elseif (LIBRW_GL3_GFXLIB STREQUAL "SDL2")
find_package(SDL2 REQUIRED)
target_compile_definitions(librw PUBLIC LIBRW_SDL2)
target_link_libraries(librw
PUBLIC
SDL2::SDL2
)
endif()
endif()
elseif(LIBRW_PLATFORM_D3D9)
target_link_libraries(librw
PUBLIC