zengine_test/engine/xmake/rule_api/rule_api.lua

import("core.project.project")
function add_define(target, name, is_static)
    local api = string.upper(name) .. "_API"
    if is_static then 
        target:add("defines", api .. "=", api .. "_VAL", {public = false})
    else 
        target:add("defines", api.."=__declspec(dllimport)", {interface=true})
        target:add("defines", api.."=__declspec(dllexport)", api .. "_VAL", {public=false})
    end
end
function add_packages(target, deptarget)
    local packs = deptarget:get("packages")
    if packs and #packs > 0 then
        local packages = {}
        for _,v in ipairs(packs) do 
            table.insert(packages, v)
        end
        table.insert(packages, {public = true})
        target:add("packages", unpack(packages))
    end
end
function main(target)
    local name = target:name()
    local is_static = target:kind() == "static"
    add_define(target, name, is_static)
    local deps = target:get("deps")
    if not deps then return end
    local inherit = target:extraconf("rules", "engine.api", "inherit")
    local linkdirs = {}
    for _,dep in ipairs(deps) do 
        local deptarget = project.target(dep)
        if deptarget:kind() == "static" then
            add_define(target, dep, is_static)
            add_packages(target, deptarget)
            if inherit == false then 
                target:add("links", dep)
                local dir = deptarget:targetdir()
                if not linkdirs[dir] then
                    target:add("linkdirs", path.join(os.projectdir(),dir))
                    linkdirs[dir] = true
                end
            end
        end
    end
end