Quoting Eric Engestrom (2017-10-18 04:02:07) > On Tuesday, 2017-10-17 19:21:10 +0000, Dylan Baker wrote: > > Signed-off-by: Dylan Baker <dylanx.c.ba...@intel.com> > > --- > > > > I'm sending this out now so that others can look at it, review it, and > > reference > > it, but this should not end up in the 17.3 release, as the meson build for > > mesa > > will not be ready to go into the 17.3 release. > > Good point, but we could also merge it with a note at the top of the > page: > > Mesa has not yet been fully converted to use Meson. You should not use > > Meson for production builds yet.
Sure, that would work too. > > > > > docs/contents.html | 1 + > > docs/meson.html | 99 > > ++++++++++++++++++++++++++++++++++++++++++++++++++++++ > > 2 files changed, 100 insertions(+) > > create mode 100644 docs/meson.html > > > > diff --git a/docs/contents.html b/docs/contents.html > > index d5455421091..9a86019e2f6 100644 > > --- a/docs/contents.html > > +++ b/docs/contents.html > > @@ -43,6 +43,7 @@ > > <li><a href="install.html" target="_parent">Compiling / Installing</a> > > <ul> > > <li><a href="autoconf.html" target="_parent">Autoconf</a></li> > > + <li><a href="meson.html" target="_parent">Meson</a></li> > > </ul> > > </li> > > <li><a href="precompiled.html" target="_parent">Precompiled Libraries</a> > > diff --git a/docs/meson.html b/docs/meson.html > > new file mode 100644 > > index 00000000000..f45a62c9da4 > > --- /dev/null > > +++ b/docs/meson.html > > @@ -0,0 +1,99 @@ > > +<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" > > "http://www.w3.org/TR/html4/loose.dtd";> > > +<html lang="en"> > > +<head> > > + <meta http-equiv="content-type" content="text/html; charset=utf-8"> > > + <title>Compilation and Installation using Meson</title> > > + <link rel="stylesheet" type="text/css" href="mesa.css"> > > +</head> > > +<body> > > + > > +<div class="header"> > > + <h1>The Mesa 3D Graphics Library</h1> > > +</div> > > + > > +<iframe src="contents.html"></iframe> > > +<div class="content"> > > + > > +<h1>Compilation and Installation using Meson</h1> > > + > > +<h2 id="basic">1. Basic Usage</h2> > > + > > +<p> > > +The meson program is used to configure the source directory and generates > > +either a ninja build file, or visual studio build files. The meson Visual > > +Studio® backend is only available on Microsoft® Windows®, and must be > > enabled > > +via the --backend switch, as ninja is always the default. Meson only > > supports > > +out-of-tree builds, and must be passed a directory to put built and > > generated > > +sources into. We'll call that directory "build" for examples. > > Suggestion: use `build/` with a trailing slash to make it explicit that > this is a directory, unlike make targets for instance. > > > +</p> > > + > > +<pre> > > + meson build > > +</pre> > > + > > +<p> > > +To see a description of your options you can run "meson configure". This > > will > > s/This will/Without arguments, it will/ > > > +show your meson project configuration options as well as your local > > +configuration options. > > + You can set any of these options by passing `-Doptionname=value`. > + Only the option passed in is affected, there is no need to specify > + already set options again. > > Side note, I'm working on a TUI for meson, similar to cmake's `ccmake` :) > > > +One meson option to be aware of is that meson's default > > +build type is "debug" (-O0 -g on gcc/clang). > > +</p> > > + > > +<pre> > > + meson configure build > > +</pre> > > + > > +Once you're run meson successfully you can use your configured backend to > > build > > typo: "you've" > > > +the project, for Linux/*BSD and macOS that will be ninja. If you're > > unfamiliar > > +with ninja, it automatically detects your CPU's and sets it's jobs > > "detects your number of cores and set its number of jobs" > > > +appropriately. The -C option allows us to point ninja at the build > > directory > > +without changing into it. > > + > > +<pre> > > + ninja -C build > > +</pre> > > + > > +<p> > > +This will produce libGL.so and/or several other libraries depending on the > > +options you have chosen. Later, if you want to rebuild for a different > > +configuration run <code>ninja clean</code> before rebuilding, or create a > > new > > "configuration, you should run" > > > +out of tree build directory, meson supports an unlimited number of them, > > for > > nit: use brackets here, instead of commas > > > +each configuration you want to build. > > +</p> > > + > > +<dt><code>CC, CFLAGS, CXX, CXXFLAGS</code></dt> > > +<dd><p>These environment variables > > +control the C and C++ compilers used during the build. The default > > compilers > > +depends on your operating system. Meson supports GCC, Clang, and MSVC as > > first > > +class compilers. There is some support for the Intel ICC compiler. No other > > +C/C++ compilers are currently supported. > > +</dd> > > + > > +<dt><code>PKG_CONFIG_PATH</code></dt> > > +<dd><p>The > > +<code>pkg-config</code> utility is a hard requirement for configuring and > > +building mesa. It is used to search for external libraries > > s/mesa/Mesa/ > > > +on the system. This environment variable is used to control the search > > +path for <code>pkg-config</code>. For instance, setting > > +<code>PKG_CONFIG_PATH=/usr/X11R6/lib/pkgconfig</code> will search for > > +package metadata in <code>/usr/X11R6</code> before the standard > > +directories.</p> > > +</dd> > > +</dl> > > + > > +<p> > > +One of the oddities of meson is that some options are different when > > passed to > > +the initial meson step than to meson configure. These options are passed as > > +--option=foo to meson, but -Doption=foo to meson configure. Project defined > > +options are always passed as -Doption=foo. > > +<p> > > + > > +<p>For those coming from autotools be aware of the following:</p> > > + > > +<dl> > > +<dt><code>--buildtype/-Dbuildtype</code></dt> > > +<dd><p>This option will set the compiler debug/optimisation levels (if the > > user > > +hasn't already set them via the CFLAGS/CXXFLAGS) and macros to aid in > > +debugging the Mesa libraries.</p> > > + > > +<p>Note that in meson this defaults to "debug", and not setting it to > > +"release" will yield non-optimal performance and binary size</p> > > -- > > 2.14.2 > >
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