xmake
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<h4>This is a mirror page, please see the original page: </h4><a href="https://xmake.io/#/zh-cn/manual/option_instance">https://xmake.io/#/zh-cn/manual/option_instance</a>
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    <p>此页面描述了 <a href="zh-cn/manual/configuration_option.md">配置选项</a> 的 <code>on_load()</code>、<code>on_check()</code> 或 <code>after_check()</code> 等函数的 <code>option</code> 接口</p>
<h4 id="optionvalue">option:value</h4>
<ul>
<li>获取选项的值</li>
</ul>
<h4 id="optionname">option:name</h4>
<ul>
<li>获取选项的名字</li>
</ul>
<h4 id="optionget">option:get</h4>
<ul>
<li>获取选项在描述域的配置值</li>
</ul>
<p>任何在描述域的 <code>set_xxx</code> 和 <code>add_xxx</code> 配置值都可以通过这个接口获取到。</p>
<pre><code class="lang-lua">-- get the links
option:get("links")
-- get the defined macros
option:get("defines")
</code></pre>
<h4 id="optionset">option:set</h4>
<ul>
<li>设置选项的配置值，（如果你想添加值可以用 <a href="#optionadd">option:add</a>）。</li>
</ul>
<pre><code class="lang-lua">-- set the links
option:set("links", "sdl2")
-- set the defined macros
option:set("defines", "SDL_MAIN_HANDLED")
-- set configvar
option:set("configvar", option:name(), option:value(), {quote = false})
</code></pre>
<h4 id="optionadd">option:add</h4>
<ul>
<li>按名称添加到选项的值</li>
</ul>
<pre><code class="lang-lua">-- add links
option:add("links", "sdl2")
-- add defined macros
option:add("defines", "SDL_MAIN_HANDLED")
</code></pre>
<p>!> 此处文档还在进行中，请耐心等待，你也可以通过赞助或者提 pr 来加速文档的更新</p>
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