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add cmake option to force using the included version of SDL2

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This commit is contained in:
oxmox 2023-02-23 06:16:09 +01:00
parent 9ef9e71a46
commit f1281295ee
1 changed files with 5 additions and 2 deletions
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7
CMakeLists.txt
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@ -3,15 +3,18 @@ cmake_minimum_required(VERSION 3.14)
project(doompanning)
set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
## Create binaries in the root of the build directory
set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR})
set(CMAKE_VERBOSE_MAKEFILE ON CACHE BOOL "ON")
option(DOOMPANNING_INTERNAL_SDL "Build and use the included version of SDL2" OFF)
# The SDL renderer backend in the version of ImGui included in this repo
# requires at least SDL-2.0.17. This is enforced in
# external/imgui/backends/imgui_impl_sdlrenderer.cpp .
find_package(SDL2 2.0.17)
if (NOT DOOMPANNING_INTERNAL_SDL)
find_package(SDL2 2.0.17)
endif()
find_file(DOOM1_WAD doom1.wad HINTS /usr/share/games/doom)
if (DOOM1_WAD)