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- <h4>This is a mirror page, please see the original page: </h4><a href="https://xmake.io/#/zh-cn/manual/custom_toolchain">https://xmake.io/#/zh-cn/manual/custom_toolchain</a>
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- </style>
- <p>在2.3.4版本之后,xmake已经支持在用户的项目xmake.lua中自定义工具链,例如:</p>
- <pre><code class="lang-lua">-- define toolchain
- toolchain("myclang")
- -- mark as standalone toolchain
- set_kind("standalone")
- -- set toolset
- set_toolset("cc", "clang")
- set_toolset("cxx", "clang", "clang++")
- set_toolset("ld", "clang++", "clang")
- set_toolset("sh", "clang++", "clang")
- set_toolset("ar", "ar")
- set_toolset("ex", "ar")
- set_toolset("strip", "strip")
- set_toolset("mm", "clang")
- set_toolset("mxx", "clang", "clang++")
- set_toolset("as", "clang")
- add_defines("MYCLANG")
- -- check toolchain
- on_check(function (toolchain)
- return import("lib.detect.find_tool")("clang")
- end)
- -- on load
- on_load(function (toolchain)
- -- get march
- local march = is_arch("x86_64", "x64") and "-m64" or "-m32"
- -- init flags for c/c++
- toolchain:add("cxflags", march)
- toolchain:add("ldflags", march)
- toolchain:add("shflags", march)
- if not is_plat("windows") and os.isdir("/usr") then
- for _, includedir in ipairs({"/usr/local/include", "/usr/include"}) do
- if os.isdir(includedir) then
- toolchain:add("includedirs", includedir)
- end
- end
- for _, linkdir in ipairs({"/usr/local/lib", "/usr/lib"}) do
- if os.isdir(linkdir) then
- toolchain:add("linkdirs", linkdir)
- end
- end
- end
- -- init flags for objc/c++ (with ldflags and shflags)
- toolchain:add("mxflags", march)
- -- init flags for asm
- toolchain:add("asflags", march)
- end)
- </code></pre>
- <p>然后通过下面的命令切到自己定义的工具链就行了:</p>
- <pre><code class="lang-bash">$ xmake f --toolchain=myclang
- </code></pre>
- <p>当然,我们也可以通过<code>set_toolchains</code>接口直接对指定target切换设置到自定义工具链。</p>
- <p>在自定义工具前,我们可以通过先运行以下命令,查看完整的内置工具链列表,确保xmake没有提供,如果有的话,直接使用就行了,没必要自己定义:</p>
- <pre><code class="lang-bash">$ xmake show -l toolchains
- </code></pre>
- <p>下面是自定义toolchain目前支持的接口列表:</p>
- <table>
- <thead>
- <tr>
- <th>接口</th>
- <th>描述</th>
- <th>支持版本</th>
- </tr>
- </thead>
- <tbody>
- <tr>
- <td><a href="#toolchain">toolchain</a></td>
- <td>定义工具链</td>
- <td>>= 2.3.4</td>
- </tr>
- <tr>
- <td><a href="#toolchainset_kind">set_kind</a></td>
- <td>设置工具链类型</td>
- <td>>= 2.3.4</td>
- </tr>
- <tr>
- <td><a href="#toolchainset_toolset">set_toolset</a></td>
- <td>设置工具集</td>
- <td>>= 2.3.4</td>
- </tr>
- <tr>
- <td><a href="#toolchainset_sdkdir">set_sdkdir</a></td>
- <td>设置工具链sdk目录路径</td>
- <td>>= 2.3.4</td>
- </tr>
- <tr>
- <td><a href="#toolchainset_bindir">set_bindir</a></td>
- <td>设置工具链bin目录路径</td>
- <td>>= 2.3.4</td>
- </tr>
- <tr>
- <td><a href="#toolchainon_check">on_check</a></td>
- <td>检测工具链</td>
- <td>>= 2.3.4</td>
- </tr>
- <tr>
- <td><a href="#toolchainonon_load">on_load</a></td>
- <td>加载工具链</td>
- <td>>= 2.3.4</td>
- </tr>
- <tr>
- <td><a href="#toolchain_end">toolchain_end</a></td>
- <td>结束定义工具链</td>
- <td>>= 2.3.4</td>
- </tr>
- <tr>
- <td><a href="/mirror/zh-cn/manual/project_target.html#targetadd_includedirs">add_includedirs</a></td>
- <td>添加头文件搜索目录</td>
- <td>>= 2.3.4</td>
- </tr>
- <tr>
- <td><a href="/mirror/zh-cn/manual/project_target.html#targetadd_defines">add_defines</a></td>
- <td>添加宏定义</td>
- <td>>= 2.3.4</td>
- </tr>
- <tr>
- <td><a href="/mirror/zh-cn/manual/project_target.html#targetadd_undefines">add_undefines</a></td>
- <td>取消宏定义</td>
- <td>>= 2.3.4</td>
- </tr>
- <tr>
- <td><a href="/mirror/zh-cn/manual/project_target.html#targetadd_cflags">add_cflags</a></td>
- <td>添加c编译选项</td>
- <td>>= 2.3.4</td>
- </tr>
- <tr>
- <td><a href="/mirror/zh-cn/manual/project_target.html#targetadd_cxflags">add_cxflags</a></td>
- <td>添加c/c++编译选项</td>
- <td>>= 2.3.4</td>
- </tr>
- <tr>
- <td><a href="/mirror/zh-cn/manual/project_target.html#targetadd_cxxflags">add_cxxflags</a></td>
- <td>添加c++编译选项</td>
- <td>>= 2.3.4</td>
- </tr>
- <tr>
- <td><a href="/mirror/zh-cn/manual/project_target.html#targetadd_mflags">add_mflags</a></td>
- <td>添加objc编译选项</td>
- <td>>= 2.3.4</td>
- </tr>
- <tr>
- <td><a href="/mirror/zh-cn/manual/project_target.html#targetadd_mxflags">add_mxflags</a></td>
- <td>添加objc/objc++编译选项</td>
- <td>>= 2.3.4</td>
- </tr>
- <tr>
- <td><a href="/mirror/zh-cn/manual/project_target.html#targetadd_mxxflags">add_mxxflags</a></td>
- <td>添加objc++编译选项</td>
- <td>>= 2.3.4</td>
- </tr>
- <tr>
- <td><a href="/mirror/zh-cn/manual/project_target.html#targetadd_scflags">add_scflags</a></td>
- <td>添加swift编译选项</td>
- <td>>= 2.3.4</td>
- </tr>
- <tr>
- <td><a href="/mirror/zh-cn/manual/project_target.html#targetadd_asflags">add_asflags</a></td>
- <td>添加汇编编译选项</td>
- <td>>= 2.3.4</td>
- </tr>
- <tr>
- <td><a href="/mirror/zh-cn/manual/project_target.html#targetadd_gcflags">add_gcflags</a></td>
- <td>添加go编译选项</td>
- <td>>= 2.3.4</td>
- </tr>
- <tr>
- <td><a href="/mirror/zh-cn/manual/project_target.html#targetadd_dcflags">add_dcflags</a></td>
- <td>添加dlang编译选项</td>
- <td>>= 2.3.4</td>
- </tr>
- <tr>
- <td><a href="/mirror/zh-cn/manual/project_target.html#targetadd_rcflags">add_rcflags</a></td>
- <td>添加rust编译选项</td>
- <td>>= 2.3.4</td>
- </tr>
- <tr>
- <td><a href="/mirror/zh-cn/manual/project_target.html#targetadd_cuflags">add_cuflags</a></td>
- <td>添加cuda编译选项</td>
- <td>>= 2.3.4</td>
- </tr>
- <tr>
- <td><a href="/mirror/zh-cn/manual/project_target.html#targetadd_culdflags">add_culdflags</a></td>
- <td>添加cuda设备链接选项</td>
- <td>>= 2.3.4</td>
- </tr>
- <tr>
- <td><a href="/mirror/zh-cn/manual/project_target.html#targetadd_ldflags">add_ldflags</a></td>
- <td>添加链接选项</td>
- <td>>= 2.3.4</td>
- </tr>
- <tr>
- <td><a href="/mirror/zh-cn/manual/project_target.html#targetadd_arflags">add_arflags</a></td>
- <td>添加静态库归档选项</td>
- <td>>= 2.3.4</td>
- </tr>
- <tr>
- <td><a href="/mirror/zh-cn/manual/project_target.html#targetadd_shflags">add_shflags</a></td>
- <td>添加动态库链接选项</td>
- <td>>= 2.3.4</td>
- </tr>
- <tr>
- <td><a href="/mirror/zh-cn/manual/project_target.html#targetadd_languages">add_languages</a></td>
- <td>添加语言标准</td>
- <td>>= 2.3.4</td>
- </tr>
- <tr>
- <td><a href="/mirror/zh-cn/manual/project_target.html#targetadd_frameworks">add_frameworks</a></td>
- <td>添加链接框架</td>
- <td>>= 2.3.4</td>
- </tr>
- <tr>
- <td><a href="/mirror/zh-cn/manual/project_target.html#targetadd_frameworkdirs">add_frameworkdirs</a></td>
- <td>添加链接框架</td>
- <td>>= 2.3.4</td>
- </tr>
- </tbody>
- </table>
- <h3 id="toolchain">toolchain</h3>
- <h4 id="">定义工具链</h4>
- <p>可以在用户项目xmake.lua中定义,也可以通过includes独立到单独的xmake.lua去专门定义各种工具链</p>
- <pre><code class="lang-lua">toolchain("myclang")
- set_toolset("cc", "clang")
- set_toolset("cxx", "clang", "clang++")
- toolchain_end()
- </code></pre>
- <h4 id="">定义交叉工具链</h4>
- <p>我们也可以在 xmake.lua 中针对不同的交叉工具链sdk进行自定义配置,通常只需要指定 sdkdir,xmake就可以自动检测其他的配置,比如 cross 等信息,例如:</p>
- <pre><code class="lang-lua">toolchain("my_toolchain")
- set_kind("standalone")
- set_sdkdir("/tmp/arm-linux-musleabi-cross")
- toolchain_end()
- target("hello")
- set_kind("binary")
- add_files("apps/hello/*.c")
- </code></pre>
- <p>这是一个最精简的交叉工具链配置,仅仅设置了对应的sdk路径,然后通过 <code>set_kind("standalone")</code> 将其标记为完整独立的工具链。</p>
- <p>这个时候,我们就可以通过命令行 <code>--toolchain=my_toolchain</code> 去手动切换到此工具链来使用。</p>
- <pre><code class="lang-console">xmake f --toolchain=my_toolchain
- xmake
- </code></pre>
- <p>另外,我们还可以直接在 xmake.lua 中通过 <code>set_toolchains</code> 将其绑定到对应的 target 上去,那么仅仅只在编译此 target 时候,才会切换到我们自定义的工具链。</p>
- <pre><code class="lang-lua">toolchain("my_toolchain")
- set_kind("standalone")
- set_sdkdir("/tmp/arm-linux-musleabi-cross")
- toolchain_end()
- target("hello")
- set_kind("binary")
- add_files("apps/hello/*.c")
- set_toolchains("my_toolchain")
- </code></pre>
- <p>这样,我们不再需要手动切换工具链了,只需要执行 xmake,就会默认自动切换到 my_toolchain 工具链。</p>
- <p>这对于嵌入式开发来讲尤其有用,因为嵌入式平台的交叉编译工具链非常多,我们经常需要各种切换来完成不同平台的编译。</p>
- <p>因此,我们可以将所有的工具链定义放置到独立的 lua 文件中去定义,例如:</p>
- <pre><code>projectdir
- - xmake.lua
- - toolchains
- - my_toolchain1.lua
- - my_toolchain2.lua
- - ...
- </code></pre><p>然后,我们只需要再 xmake.lua 中通过 includes 去引入它们,并根据不同的自定义平台,绑定不同的工具链:</p>
- <pre><code class="lang-lua">includes("toolchains/*.lua")
- target("hello")
- set_kind("binary")
- add_files("apps/hello/*.c")
- if is_plat("myplat1") then
- set_toolchains("my_toolchain1")
- elseif is_plat("myplat2") then
- set_toolchains("my_toolchain2")
- end
- </code></pre>
- <p>这样,我们就可以编译的时候,直接快速切换指定平台,来自动切换对应的工具链了。</p>
- <pre><code class="lang-console">xmake f -p myplat1
- xmake
- </code></pre>
- <p>如果,有些交叉编译工具链结构复杂,自动检测还不足够,那么可以根据实际情况,使用 <code>set_toolset</code>, <code>set_cross</code> 和 <code>set_bindir</code> 等接口,针对性的配置上其他的设置。</p>
- <p>例如下面的例子,我们还额外添加了一些 cxflags/ldflags 以及内置的系统库 links。</p>
- <pre><code class="lang-lua">toolchain("my_toolchain")
- set_kind("standalone")
- set_sdkdir("/tmp/arm-linux-musleabi-cross")
- on_load(function (toolchain)
- -- add flags for arch
- if toolchain:is_arch("arm") then
- toolchain:add("cxflags", "-march=armv7-a", "-msoft-float", {force = true})
- toolchain:add("ldflags", "-march=armv7-a", "-msoft-float", {force = true})
- end
- toolchain:add("ldflags", "--static", {force = true})
- toolchain:add("syslinks", "gcc", "c")
- end)
- </code></pre>
- <p>更多自定义工具链的例子,我们可以看下面的接口文档,也可以到 xmake 的源码的目录参考内置的工具链定义:<a href="https://github.com/xmake-io/xmake/blob/master/xmake/toolchains/">内部工具链列表</a></p>
- <h3 id="toolchainset_kind">toolchain:set_kind</h3>
- <h4 id="">设置工具链类型</h4>
- <p>目前仅支持设置为<code>standalone</code>类型,表示当前工具链是独立完整的工具链,包括cc/cxx/ld/sh/ar等编译器、归档器、链接器等一整套工具集的配置。</p>
- <p>通常用于某个target被同时设置了多个工具链的情况,但同时只能生效一个独立工具链,通过此配置可以保证生效的工具链存在互斥关系,比如gcc/clang工具链不会同时生效。</p>
- <p>而像yasm/nasm这种局部工具链,属于附加的局部工具链扩展,不用设置standalone,因为clang/yasm两个工具链有可能同时存在。</p>
- <p>!> 只要记住,存在完整编译环境的工具链,都设置为standalone就行了</p>
- <h3 id="toolchainset_toolset">toolchain:set_toolset</h3>
- <h4 id="">设置工具集</h4>
- <p>用于设置每个单独工具名和路径,例如:</p>
- <pre><code class="lang-lua">toolchain("myclang")
- set_kind("standalone")
- set_toolset("cc", "clang")
- set_toolset("cxx", "clang", "clang++")
- set_toolset("ld", "clang++", "clang")
- set_toolset("sh", "clang++", "clang")
- set_toolset("ar", "ar")
- set_toolset("ex", "ar")
- set_toolset("strip", "strip")
- set_toolset("mm", "clang")
- set_toolset("mxx", "clang", "clang++")
- set_toolset("as", "clang")
- </code></pre>
- <p>关于这个接口的详情,可以看下:<a href="/mirror/zh-cn/manual/project_target.html#targetset_toolset">target.set_toolset</a></p>
- <h3 id="toolchainset_sdkdir">toolchain:set_sdkdir</h3>
- <h4 id="sdk">设置工具链sdk目录路径</h4>
- <p>通常我们可以通过<code>xmake f --toolchain=myclang --sdk=xxx</code>来配置sdk目录,但是每次配置比较繁琐,我们也可以通过此接口预先配置到xmake.lua中去,方便快速切换使用。</p>
- <pre><code class="lang-lua">toolchain("myclang")
- set_kind("standalone")
- set_sdkdir("/tmp/sdkdir")
- set_toolset("cc", "clang")
- </code></pre>
- <h3 id="toolchainset_bindir">toolchain:set_bindir</h3>
- <h4 id="bin">设置工具链bin目录路径</h4>
- <p>通常我们可以通过<code>xmake f --toolchain=myclang --bin=xxx</code>来配置sdk目录,但是每次配置比较繁琐,我们也可以通过此接口预先配置到xmake.lua中去,方便快速切换使用。</p>
- <pre><code class="lang-lua">toolchain("myclang")
- set_kind("standalone")
- set_bindir("/tmp/sdkdir/bin")
- set_toolset("cc", "clang")
- </code></pre>
- <h3 id="toolchainon_check">toolchain:on_check</h3>
- <h4 id="">检测工具链</h4>
- <p>用于检测指定工具链所在sdk或者程序在当前系统上是否存在,通常用于多个standalone工具链的情况,进行自动探测和选择有效工具链。</p>
- <p>而对于<code>xmake f --toolchain=myclang</code>手动指定的场景,此检测配置不是必须的,可以省略。</p>
- <pre><code class="lang-lua">toolchain("myclang")
- on_check(function (toolchain)
- return import("lib.detect.find_tool")("clang")
- end)
- </code></pre>
- <h3 id="toolchainon_load">toolchain:on_load</h3>
- <h4 id="">加载工具链</h4>
- <p>对于一些复杂的场景,我们可以在on_load中动态灵活的设置各种工具链配置,比在描述域设置更加灵活,更加强大:</p>
- <pre><code class="lang-lua">toolchain("myclang")
- set_kind("standalone")
- on_load(function (toolchain)
- -- set toolset
- toolchain:set("toolset", "cc", "clang")
- toolchain:set("toolset", "ld", "clang++")
- -- init flags
- local march = toolchain:is_arch("x86_64", "x64") and "-m64" or "-m32"
- toolchain:add("cxflags", march)
- toolchain:add("ldflags", march)
- toolchain:add("shflags", march)
- end)
- </code></pre>
- <h3 id="toolchain_end">toolchain_end</h3>
- <h4 id="">结束定义工具链</h4>
- <p>这个是可选的,如果想要手动结束toolchain的定义,可以调用它:</p>
- <pre><code class="lang-lua">toolchain("myclang")
- -- ..
- toolchain_end()
- </code></pre>
- </article>
- </body>
- </html>
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