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<div class=" wh_topic_content body "><main role="main"><article class="- topic/topic topic" role="article" aria-labelledby="ariaid-title1"><span class="edit-link" style="font-size:12px; opacity:0.6; text-align:right; vertical-align:middle"><a target="_blank" href="http://172.16.35.88/tasks/jdssno1uvvbf2mltu9kb9v3if05d5gopuakboe8hlud18rma/edit/F:/aicdita/aicdita-cn/topics/sdk/advanced/scons-commands.dita">Edit online</a></span><h1 class="- topic/title title topictitle1" id="ariaid-title1">scons 命令参考指南 </h1><div class="date inPage">15 Jan 2024</div><div style="color: gray;">
Read time: 3 minute(s)
</div><div class="- topic/body body"><p class="- topic/p p" data-ofbid="d49141e24__20250121171518">SCons 是一个跨平台的构建系统，被广泛应用于软件开发项目中，支持在 Windows 和 Linux 上使用，且用法相同。本节列示了常用的 SCons 命令和功能。</p><section class="- topic/section section" id="scons-commands__id2" data-ofbid="scons-commands__id2"><h2 class="- topic/title title sectiontitle">scons --list-def</h2>
<p class="- topic/p p" data-ofbid="d49141e31__20250121171518">解压缩 SDK 后，使用 <span class="+ topic/keyword sw-d/cmdname keyword cmdname">scons --list-def</span> 命令可以罗列 SDK
中发布的所有项目名称，方便用户查看和管理可用的项目资源。示例如下：</p>
<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="scons-commands__pre_udn_1vp_wcc" data-ofbid="scons-commands__pre_udn_1vp_wcc">scons --list-def</pre>
<div class="- topic/p p" data-ofbid="d49141e40__20250121171518">输出示例结果如下：<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="scons-commands__codeblock_rgr_qv1_rdc" data-ofbid="scons-commands__codeblock_rgr_qv1_rdc">scons: Reading SConscript files ...
Built-in configs:
<span class="hl-number">0.</span> d12x_demo68-nand_baremetal_bootloader
<span class="hl-number">1.</span> d12x_demo68-nand_rt-thread_helloworld
<span class="hl-number">2.</span> d12x_demo68-nor_baremetal_bootloader
<span class="hl-number">3.</span> d12x_demo68-nor_rt-thread_helloworld
<span class="hl-number">4.</span> d12x_hmi-nor_baremetal_bootloader
<span class="hl-number">5.</span> d12x_hmi-nor_rt-thread_helloworld
<span class="hl-number">6.</span> d13x_demo88-nand_baremetal_bootloader
<span class="hl-number">7.</span> d13x_demo88-nand_rt-thread_helloworld
<span class="hl-number">8.</span> d13x_demo88-nor_baremetal_bootloader
<span class="hl-number">9.</span> d13x_demo88-nor_rt-thread_helloworld
<span class="hl-number">10.</span> d13x_kunlunpi88-nor_baremetal_bootloader
<span class="hl-number">11.</span> d13x_kunlunpi88-nor_rt-thread_helloworld
<span class="hl-number">12.</span> d21x_demo128-nand_baremetal_bootloader
<span class="hl-number">13.</span> d21x_demo128-nand_rt-thread_helloworld
<span class="hl-number">14.</span> g73x_demo100-nor_baremetal_bootloader
<span class="hl-number">15.</span> g73x_demo100-nor_rt-thread_helloworld</pre></div>
</section><section class="- topic/section section" id="scons-commands__id3" data-ofbid="scons-commands__id3"><h2 class="- topic/title title sectiontitle">scons --apply-def=<var class="+ topic/keyword sw-d/varname keyword varname">项目索引或名称</var></h2>
<div class="- topic/p p" data-ofbid="d49141e52__20250121171518">使用命令 <span class="+ topic/keyword sw-d/cmdname keyword cmdname">scons --apply-def=[项目索引或名称]</span>
可以选择特定的项目配置进行构建，命令中可以使用项目名称或项目索引完成构建：<ul class="- topic/ul ul" id="scons-commands__ol_xlc_yrx_5cc" data-ofbid="scons-commands__ol_xlc_yrx_5cc"><li class="- topic/li li" data-ofbid="d49141e58__20250121171518">使用数字索引，例如 <span class="+ topic/keyword sw-d/cmdname keyword cmdname">--apply-def=3</span>，即应用列表中的第三个配置（从 0 开始计数）。以下示例表示应用名为
<span class="+ topic/ph sw-d/filepath ph filepath">d12x_demo68-nor_rt-thread_helloworld_defconfig</span>
的配置。<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="scons-commands__codeblock_bby_vlq_gdc" data-ofbid="scons-commands__codeblock_bby_vlq_gdc">scons --apply-def=<span class="hl-number">3</span></pre><pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="scons-commands__codeblock_ecr_rq5_4dc" data-ofbid="scons-commands__codeblock_ecr_rq5_4dc">scons: Reading SConscript files ...
Load config from target\configs\d12x_demo68-nor_rt-thread_helloworld_defconfig
scons --apply-def=d12x_demo68-nor_rt-thread_helloworld_defconfig
scons: Reading SConscript files ...
Load config from target\configs\d12x_demo68-nor_rt-thread_helloworld_defconfig</pre></li><li class="- topic/li li" data-ofbid="d49141e70__20250121171518">直接使用配置名称，例如
<span class="+ topic/keyword sw-d/cmdname keyword cmdname">--apply-def=d12x_demo68-nor_rt-thread_helloworld_defconfig</span>。<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="scons-commands__codeblock_ztf_wlq_gdc" data-ofbid="scons-commands__codeblock_ztf_wlq_gdc">scons --apply-def=d12x_demo68-nor_rt-thread_helloworld_defconfig</pre><pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="scons-commands__codeblock_uns_gnh_rdc" data-ofbid="scons-commands__codeblock_uns_gnh_rdc">scons: Reading SConscript files ...
Load config from target\configs\d12x_demo68-nor_rt-thread_helloworld_defconfig</pre></li></ul></div>
</section><section class="- topic/section section" id="scons-commands__id4" data-ofbid="scons-commands__id4"><h2 class="- topic/title title sectiontitle">scons --menuconfig</h2>
<p class="- topic/p p" data-ofbid="d49141e85__20250121171518">使用命令 <span class="+ topic/keyword sw-d/cmdname keyword cmdname">scons --menuconfig</span> 可以调出 menuconfig 图形界面，以便根据需要调整项目设置。</p>
<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="scons-commands__pre_wdn_1vp_wcc" data-ofbid="scons-commands__pre_wdn_1vp_wcc">scons --menuconfig</pre>
<div class="- topic/p p" data-ofbid="d49141e94__20250121171518">menuconfig GUI 界面示例如下：<figure class="- topic/fig fig fignone" id="scons-commands__fig_vyl_x2p_fdc" data-ofbid="scons-commands__fig_vyl_x2p_fdc"><br/><div class="imagecenter"><img class="- topic/image image imagecenter" id="scons-commands__image_xdn_1vp_wcc" src="../../../images/sdk/lbl-menuconfig1.png" width="672" alt="lbl-menuconfig"/></div><br/></figure></div>
<p class="- topic/p p" data-ofbid="d49141e101__20250121171518">完成配置后，保存并退出配置界面，SCons 会根据所做的更改重新编译项目。</p>
<div class="- topic/note note note note_note" id="scons-commands__note_y5z_d13_rdc" data-ofbid="scons-commands__note_y5z_d13_rdc"><span class="note__title">注：</span> 关于 menuconfig 的更多信息，可查看 <a class="- topic/xref xref" href="menuconfig_user_guide.html">menuconfig 命令工具参考指南</a>。</div>
</section><section class="- topic/section section" id="scons-commands__id5" data-ofbid="scons-commands__id5"><h2 class="- topic/title title sectiontitle">scons</h2>
<p class="- topic/p p" data-ofbid="d49141e117__20250121171518">使用命令 <span class="+ topic/keyword sw-d/cmdname keyword cmdname">scons</span> 开始构建过程，编译成功后生成镜像文件。默认在简洁模式下进行构建，不会输出编译选项等信息。</p>
<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="scons-commands__pre_ydn_1vp_wcc" data-ofbid="scons-commands__pre_ydn_1vp_wcc">scons</pre>
<div class="- topic/p p" data-ofbid="d49141e126__20250121171518">根据下列打印信息示例，编译成功后生成的文件路径为
<span class="+ topic/ph sw-d/filepath ph filepath">e:\luban-lite\output\d12x_demo68-nor_rt-thread_helloworld\images\d12x_demo68-nor_v1.0.0.img</span>：<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="scons-commands__codeblock_t1r_wlq_gdc" data-ofbid="scons-commands__codeblock_t1r_wlq_gdc">Creating e:\luban-lite\output/d12x_demo68-nor_rt-thread_helloworld/images/usbupg-ddr-init.aic ...
Creating e:\luban-lite\output/d12x_demo68-nor_rt-thread_helloworld/images/bootloader.aic ...
Creating e:\luban-lite\output/d12x_demo68-nor_rt-thread_helloworld/images/os.aic ...
Image header is generated.
Meta data <strong class="hl-keyword">for</strong> image components:
Meta <strong class="hl-keyword">for</strong> image.updater.psram offset <span class="hl-number">0x1600</span> size <span class="hl-number">0x6010</span> (<span class="hl-number">24592</span>)
Meta <strong class="hl-keyword">for</strong> image.updater.spl offset <span class="hl-number">0x7e00</span> size <span class="hl-number">0x2d310</span> (<span class="hl-number">185104</span>)
Meta <strong class="hl-keyword">for</strong> image.info offset <span class="hl-number">0x0</span> size <span class="hl-number">0x800</span> (<span class="hl-number">2048</span>)
Meta <strong class="hl-keyword">for</strong> image.target.spl offset <span class="hl-number">0x35600</span> size <span class="hl-number">0x2d310</span> (<span class="hl-number">185104</span>)
Meta <strong class="hl-keyword">for</strong> image.target.os offset <span class="hl-number">0x62e00</span> size <span class="hl-number">0xd8800</span> (<span class="hl-number">886784</span>)
Meta <strong class="hl-keyword">for</strong> image.target.rodata offset <span class="hl-number">0x13b600</span> size <span class="hl-number">0x2b000</span> (<span class="hl-number">176128</span>)
Meta <strong class="hl-keyword">for</strong> image.target.data offset <span class="hl-number">0x166600</span> size <span class="hl-number">0x700000</span> (<span class="hl-number">7340032</span>)
Packing file data:
uartupg-psram-init.aic
bootloader.aic
bootloader.aic
d12x_os.itb
rodata.fatfs
data.lfs
Image file is generated: e:/luban-lite/output/d12x_demo68-nor_rt-thread_helloworld/images/d12x_demo68-nor_v1.<span class="hl-number">0.0</span>.img
Luban-Lite is built successfully
scons: done building targets.</pre></div>
</section><section class="- topic/section section" id="scons-commands__section_wwc_nnh_rdc" data-ofbid="scons-commands__section_wwc_nnh_rdc"><h2 class="- topic/title title sectiontitle">scons --verbose</h2>
<p class="- topic/p p" data-ofbid="d49141e139__20250121171518">使用 <span class="+ topic/keyword sw-d/cmdname keyword cmdname">scons --verbose</span> 可以显示更详细的编译信息，包括编译器选项等，便于调试。</p>
</section><section class="- topic/section section" id="scons-commands__section_u4k_zqh_rdc" data-ofbid="scons-commands__section_u4k_zqh_rdc"><h2 class="- topic/title title sectiontitle">scons --clean</h2>
<p class="- topic/p p" data-ofbid="d49141e150__20250121171518">运行命令 <span class="+ topic/keyword sw-d/cmdname keyword cmdname">scons --clean</span>
清除上一次编译构建过程中生成的所有临时文件，确保在下一次编译构建时，所有源文件都会被重新编译。</p>
<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="scons-commands__pre_zdn_1vp_wcc" data-ofbid="scons-commands__pre_zdn_1vp_wcc">scons --clean</pre>
<p class="- topic/p p" data-ofbid="d49141e159__20250121171518">或者使用缩写命令：</p>
<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="scons-commands__codeblock_qnl_nx1_rdc" data-ofbid="scons-commands__codeblock_qnl_nx1_rdc">scons -c</pre>
</section><section class="- topic/section section" id="scons-commands__section_upy_xnh_rdc" data-ofbid="scons-commands__section_upy_xnh_rdc"><h2 class="- topic/title title sectiontitle">scons --save-def</h2>
<p class="- topic/p p" data-ofbid="d49141e170__20250121171518">保存当前板卡默认配置。</p>
</section><section class="- topic/section section" id="scons-commands__section_rd4_frh_rdc" data-ofbid="scons-commands__section_rd4_frh_rdc"><h2 class="- topic/title title sectiontitle">scons --info</h2>
<p class="- topic/p p" data-ofbid="d49141e178__20250121171518">显示当前工程信息，可使用简洁命令 <span class="+ topic/keyword sw-d/cmdname keyword cmdname">scons i</span>。</p>
</section><section class="- topic/section section" id="scons-commands__section_epm_3rh_rdc" data-ofbid="scons-commands__section_epm_3rh_rdc"><h2 class="- topic/title title sectiontitle">scons distclean</h2>
<p class="- topic/p p" data-ofbid="d49141e189__20250121171518">清除工具链和输出目录。</p>
</section><section class="- topic/section section" id="scons-commands__section_wnq_jrh_rdc" data-ofbid="scons-commands__section_wnq_jrh_rdc"><h2 class="- topic/title title sectiontitle">scons target=<var class="+ topic/keyword sw-d/varname keyword varname">TARGET</var></h2>
<p class="- topic/p p" data-ofbid="d49141e199__20250121171518">生成目标工程，例如 <span class="+ topic/ph sw-d/filepath ph filepath">eclipse/eclipse_sdk</span>，其中 <var class="+ topic/keyword sw-d/varname keyword varname">TARGET</var>
是需要生成的目标工程名称。</p>
</section><section class="- topic/section section" id="scons-commands__section_ukq_lrh_rdc" data-ofbid="scons-commands__section_ukq_lrh_rdc"><h2 class="- topic/title title sectiontitle">scons genconfig</h2>
<p class="- topic/p p" data-ofbid="d49141e214__20250121171518">通过 <span class="+ topic/ph sw-d/filepath ph filepath">rtconfig.h</span> 生成 <span class="+ topic/ph sw-d/filepath ph filepath">.config</span> 文件。</p>
</section><section class="- topic/section section" id="scons-commands__section_nx5_mrh_rdc" data-ofbid="scons-commands__section_nx5_mrh_rdc"><h2 class="- topic/title title sectiontitle">scons useconfig=<var class="+ topic/keyword sw-d/varname keyword varname">USECONFIG</var></h2>
<p class="- topic/p p" data-ofbid="d49141e230__20250121171518">通过配置文件生成 <span class="+ topic/ph sw-d/filepath ph filepath">rtconfig.h</span>，其中 <var class="+ topic/keyword sw-d/varname keyword varname">USECONFIG</var>
是需要使用的配置文件路径。</p>
</section><section class="- topic/section section" id="scons-commands__section_pwc_3th_rdc" data-ofbid="scons-commands__section_pwc_3th_rdc"><h2 class="- topic/title title sectiontitle">scons --run-qemu</h2>
<p class="- topic/p p" data-ofbid="d49141e244__20250121171518">运行当前编译出来的 qemu 目标文件。</p>
</section><section class="- topic/section section" id="scons-commands__section_ljd_jth_rdc" data-ofbid="scons-commands__section_ljd_jth_rdc"><h2 class="- topic/title title sectiontitle">scons --list-size</h2>
<p class="- topic/p p" data-ofbid="d49141e252__20250121171518">size 命令列出所有 <span class="+ topic/ph sw-d/filepath ph filepath">.o</span> 文件下 <span class="+ topic/ph sw-d/filepath ph filepath">text/data/bss</span> 中各个
section 的大小。</p>
</section><section class="- topic/section section" id="scons-commands__section_ldh_lth_rdc" data-ofbid="scons-commands__section_ldh_lth_rdc"><h2 class="- topic/title title sectiontitle">scons --pkgs-update</h2>
<p class="- topic/p p" data-ofbid="d49141e266__20250121171518">下载选择的在线 packages。</p>
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<div class=" wh_topic_toc "><div class="wh_topic_label">在本页上</div><ul><li class="section-item"><div class="section-title"><a href="#scons-commands__id2" data-tocid="scons-commands__id2">scons --list-def</a></div></li><li class="section-item"><div class="section-title"><a href="#scons-commands__id3" data-tocid="scons-commands__id3">scons --apply-def=<var class="+ topic/keyword sw-d/varname keyword varname">项目索引或名称</var></a></div></li><li class="section-item"><div class="section-title"><a href="#scons-commands__id4" data-tocid="scons-commands__id4">scons --menuconfig</a></div></li><li class="section-item"><div class="section-title"><a href="#scons-commands__id5" data-tocid="scons-commands__id5">scons</a></div></li><li class="section-item"><div class="section-title"><a href="#scons-commands__section_wwc_nnh_rdc" data-tocid="scons-commands__section_wwc_nnh_rdc">scons --verbose</a></div></li><li class="section-item"><div class="section-title"><a href="#scons-commands__section_u4k_zqh_rdc" data-tocid="scons-commands__section_u4k_zqh_rdc">scons --clean</a></div></li><li class="section-item"><div class="section-title"><a href="#scons-commands__section_upy_xnh_rdc" data-tocid="scons-commands__section_upy_xnh_rdc">scons --save-def</a></div></li><li class="section-item"><div class="section-title"><a href="#scons-commands__section_rd4_frh_rdc" data-tocid="scons-commands__section_rd4_frh_rdc">scons --info</a></div></li><li class="section-item"><div class="section-title"><a href="#scons-commands__section_epm_3rh_rdc" data-tocid="scons-commands__section_epm_3rh_rdc">scons distclean</a></div></li><li class="section-item"><div class="section-title"><a href="#scons-commands__section_wnq_jrh_rdc" data-tocid="scons-commands__section_wnq_jrh_rdc">scons target=<var class="+ topic/keyword sw-d/varname keyword varname">TARGET</var></a></div></li><li class="section-item"><div class="section-title"><a href="#scons-commands__section_ukq_lrh_rdc" data-tocid="scons-commands__section_ukq_lrh_rdc">scons genconfig</a></div></li><li class="section-item"><div class="section-title"><a href="#scons-commands__section_nx5_mrh_rdc" data-tocid="scons-commands__section_nx5_mrh_rdc">scons useconfig=<var class="+ topic/keyword sw-d/varname keyword varname">USECONFIG</var></a></div></li><li class="section-item"><div class="section-title"><a href="#scons-commands__section_pwc_3th_rdc" data-tocid="scons-commands__section_pwc_3th_rdc">scons --run-qemu</a></div></li><li class="section-item"><div class="section-title"><a href="#scons-commands__section_ljd_jth_rdc" data-tocid="scons-commands__section_ljd_jth_rdc">scons --list-size</a></div></li><li class="section-item"><div class="section-title"><a href="#scons-commands__section_ldh_lth_rdc" data-tocid="scons-commands__section_ldh_lth_rdc">scons --pkgs-update</a></div></li></ul></div>
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