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diff --git a/docs/meson.html b/docs/meson.html index 63c106147d1..3bef8083f9b 100644 --- a/docs/meson.html +++ b/docs/meson.html @@ -140,11 +140,56 @@ the popular compilers, a complete list is available <dt><code>LLVM</code></dt> <dd><p>Meson includes upstream logic to wrap llvm-config using its standard -dependency interface. It will search <code>$PATH</code> (or <code>%PATH%</code> on windows) for -llvm-config (and llvm-config$version and llvm-config-$version), so using an -LLVM from a non-standard path is as easy as -<code>PATH=/path/with/llvm-config:$PATH meson build</code>. +dependency interface. </p></dd> + +<dd><p> +As of meson 0.49.0 meson also has the concept of a +<a href="https://mesonbuild.com/Native-environments.html">"native file"</a>, +these files provide information about the native build environment (as opposed +to a cross build environment). They are ini formatted and can override where to +find llvm-config: + +custom-llvm.ini +<pre> + [binaries] + llvm-config = '/usr/local/bin/llvm/llvm-config' +</pre> + +Then configure meson: + +<pre> + meson builddir/ --native-file custom-llvm.ini +</pre> +</p></dd> + +<dd><p> +For selecting llvm-config for cross compiling a +<a href="https://mesonbuild.com/Cross-compilation.html#defining-the-environment">"cross file"</a> +should be used. It uses the same format as the native file above: + +cross-llvm.ini +<pre> + [binaries] + ... + llvm-config = '/usr/lib/llvm-config-32' +</pre> + +Then configure meson: + +<pre> + meson builddir/ --cross-file cross-llvm.ini +</pre> + +See the <a href="#cross-compilation">Cross Compilation</a> section for more information. +</dd></p> + +<dd><p> +For older versions of meson <code>$PATH</code> (or <code>%PATH%</code> on +windows) will be searched for llvm-config (and llvm-config$version and +llvm-config-$version), you can override this environment variable to control +the search: <code>PATH=/path/with/llvm-config:$PATH meson build</code>. +</dd></p> </dl> <dl> |