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SDL = {
basepath = PathDir(ModuleFilename()),
OptFind = function (name, required)
local check = function(option, settings)
option.value = false
option.use_pkgconfig = false
option.use_sdlconfig = false
option.use_winlib = 0
option.lib_path = nil
if ExecuteSilent("pkg-config sdl2") == 0 then
option.value = true
option.use_pkgconfig = true
elseif ExecuteSilent("sdl2-config") > 0 and ExecuteSilent("sdl2-config --cflags") == 0 then
option.value = true
option.use_sdlconfig = true
end
if platform == "win32" then
option.value = true
option.use_winlib = 32
elseif platform == "win64" then
option.value = true
option.use_winlib = 64
end
end
local apply = function(option, settings)
if option.use_pkgconfig == true then
settings.cc.flags:Add("`pkg-config --cflags sdl2`")
settings.link.flags:Add("`pkg-config --libs sdl2`")
elseif option.use_sdlconfig == true then
settings.cc.flags:Add("`sdl2-config --cflags`")
settings.link.flags:Add("`sdl2-config --libs`")
elseif option.use_winlib > 0 then
settings.cc.includes:Add(SDL.basepath .. "/include")
if option.use_winlib == 32 then
settings.link.libpath:Add(SDL.basepath .. "/windows/lib32")
else
settings.link.libpath:Add(SDL.basepath .. "/windows/lib64")
end
settings.link.libs:Add("SDL2")
settings.link.libs:Add("SDL2main")
end
end
local save = function(option, output)
output:option(option, "value")
output:option(option, "use_pkgconfig")
output:option(option, "use_sdlconfig")
output:option(option, "use_winlib")
end
local display = function(option)
if option.value == true then
if option.use_pkgconfig == true then return "using pkg-config" end
if option.use_sdlconfig == true then return "using sdl2-config" end
if option.use_winlib == 32 then return "using supplied win32 libraries" end
if option.use_winlib == 64 then return "using supplied win64 libraries" end
return "using unknown method"
else
if option.required then
return "not found (required)"
else
return "not found (optional)"
end
end
end
local o = MakeOption(name, 0, check, save, display)
o.Apply = apply
o.include_path = nil
o.lib_path = nil
o.required = required
return o
end
}
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