From 9e6db17ef4f71d6e2077f9c582da85f59daffb42 Mon Sep 17 00:00:00 2001
From: sciencewhiz <sciencewhiz@users.noreply.github.com>
Date: Mon, 18 Oct 2021 21:29:23 -0700
Subject: [PATCH] [build] Enable doxygen preprocessor expansion of
 WPI_DEPRECATED (#3642)

This fixes documentation for SpeedController and SpeedControllerGroup
---
 docs/build.gradle | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/docs/build.gradle b/docs/build.gradle
index fdbef241ca..fdd698d26a 100644
--- a/docs/build.gradle
+++ b/docs/build.gradle
@@ -122,10 +122,10 @@ doxygen {
         exclude 'units/**'
     }
 
+    case_sense_names false
     extension_mapping 'inc=C++'
     extract_static true
     full_path_names true
-    case_sense_names false
     generate_html true
     generate_latex false
     generate_treeview true
@@ -145,6 +145,12 @@ doxygen {
     warn_if_undocumented false
     warn_no_paramdoc true
 
+    //enable doxygen preprocessor expansion of WPI_DEPRECATED to fix SpeedController docs
+    enable_preprocessing true
+    macro_expansion true
+    expand_only_predef true
+    predefined "WPI_DEPRECATED(x)=[[deprecated(x)]]"
+
     if (project.hasProperty('docWarningsAsErrors')) {
         warn_as_error 'FAIL_ON_WARNINGS'
     }