From c48be439f1ae03f2726e30ac93fce3a667dc4be2 Mon Sep 17 00:00:00 2001
From: Haowei Hsu <71438617+hwhsu1231@users.noreply.github.com>
Date: Tue, 19 Jul 2022 18:38:26 +0800
Subject: [PATCH] Add additional search paths for doxygen on Windows

`find_program(DOXYGEN doxygen)` didn't find the executable automatically even if I installed Doxygen on Windows. Therefore, I added some additional search paths.
---
 doc/CMakeLists.txt | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/doc/CMakeLists.txt b/doc/CMakeLists.txt
index 06848450..610d2bf1 100644
--- a/doc/CMakeLists.txt
+++ b/doc/CMakeLists.txt
@@ -1,4 +1,6 @@
-find_program(DOXYGEN doxygen)
+find_program(DOXYGEN doxygen
+  PATHS "$ENV{ProgramFiles}/doxygen/bin"
+        "$ENV{ProgramFiles\(x86\)}/doxygen/bin")
 if (NOT DOXYGEN)
   message(STATUS "Target 'doc' disabled (requires doxygen)")
   return ()