From 6abd66708fc35a2c29037a90a8b74a10760e12c3 Mon Sep 17 00:00:00 2001
From: md_5 <git@md-5.net>
Date: Wed, 8 Nov 2017 17:30:29 +1100
Subject: [PATCH] Add note to build documentation about Fontconfig requirement
 from 8170681

---
 doc/building.html |  8 ++++++++
 doc/building.md   | 14 ++++++++++++++
 2 files changed, 22 insertions(+)

diff --git a/doc/building.html b/doc/building.html
index 357b0f5fb4b..aaa78883c0d 100644
--- a/doc/building.html
+++ b/doc/building.html
@@ -51,6 +51,7 @@ <h1 class="title">Building OpenJDK</h1>
 </ul></li>
 <li><a href="#external-library-requirements">External Library Requirements</a><ul>
 <li><a href="#freetype">FreeType</a></li>
+<li><a href="#fontconfig">Fontconfig</a></li>
 <li><a href="#cups">CUPS</a></li>
 <li><a href="#x11">X11</a></li>
 <li><a href="#alsa">ALSA</a></li>
@@ -394,6 +395,13 @@ <h4 id="building-freetype-on-windows">Building FreeType on Windows</h4>
 <p>Then run <code>configure</code> with <code>--with-freetype-src=&lt;freetype_src&gt;</code>. This will automatically build the freetype library into <code>&lt;freetype_src&gt;/lib64</code> for 64-bit builds or into <code>&lt;freetype_src&gt;/lib32</code> for 32-bit builds. Afterwards you can always use <code>--with-freetype-include=&lt;freetype_src&gt;/include</code> and <code>--with-freetype-lib=&lt;freetype_src&gt;/lib[32|64]</code> for other builds.</p>
 <p>Alternatively you can unpack the sources like this to use the default directory:</p>
 <pre><code>tar --one-top-level=$HOME/freetype --strip-components=1 -xzf freetype-2.5.3.tar.gz</code></pre>
+<h3 id="fontconfig">Fontconfig</h3>
+<p><a href="https://www.freedesktop.org/wiki/Software/fontconfig/">Fontconfig</a> header files are required on all platforms, except Windows. Often these files are provided by your operating system.</p>
+<ul>
+<li>To install on an apt-based Linux, try running <code>sudo apt-get install libfontconfig1-dev</code>.</li>
+<li>To install on an rpm-based Linux, try running <code>sudo yum install fontconfig-devel</code>.</li>
+</ul>
+<p>Use <code>--with-fontconfig=&lt;path&gt;</code> if <code>configure</code> does not properly locate your Fontconfig files.</p>
 <h3 id="cups">CUPS</h3>
 <p>CUPS, <a href="http://www.cups.org">Common UNIX Printing System</a> header files are required on all platforms, except Windows. Often these files are provided by your operating system.</p>
 <ul>
diff --git a/doc/building.md b/doc/building.md
index 878bdf29771..aa200e71ec4 100644
--- a/doc/building.md
+++ b/doc/building.md
@@ -492,6 +492,20 @@ directory:
 tar --one-top-level=$HOME/freetype --strip-components=1 -xzf freetype-2.5.3.tar.gz
 ```
 
+### Fontconfig
+
+[Fontconfig](https://www.freedesktop.org/wiki/Software/fontconfig/) header files
+are required on all platforms, except Windows. Often these files are provided by
+your operating system.
+
+  * To install on an apt-based Linux, try running `sudo apt-get install
+    libfontconfig1-dev`.
+  * To install on an rpm-based Linux, try running `sudo yum install
+    fontconfig-devel`.
+
+Use `--with-fontconfig=<path>` if `configure` does not properly locate your
+Fontconfig files.
+
 ### CUPS
 
 CUPS, [Common UNIX Printing System](http://www.cups.org) header files are