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From 7fe2ebc709ecb3e7f3b2aa6fc124dda0622541d4 Mon Sep 17 00:00:00 2001
From: Andreas Sturmlechner <asturm@gentoo.org>
Date: Wed, 25 Nov 2020 16:32:56 +0100
Subject: [PATCH] Make qt_xmlpatterns_executable overridable

So far this relies on fragile guessing of path or binary being in PATH.

Signed-off-by: Andreas Sturmlechner <asturm@gentoo.org>
---
 CMake/ParaViewClient.cmake | 12 +++++++-----
 1 file changed, 7 insertions(+), 5 deletions(-)

diff --git a/CMake/ParaViewClient.cmake b/CMake/ParaViewClient.cmake
index b0dea2b328..13b59cd744 100644
--- a/CMake/ParaViewClient.cmake
+++ b/CMake/ParaViewClient.cmake
@@ -512,11 +512,13 @@ function (paraview_client_documentation)
   endif ()
 
   include("${_ParaViewClient_cmake_dir}/paraview-find-package-helpers.cmake" OPTIONAL)
-  find_program(qt_xmlpatterns_executable
-    NAMES xmlpatterns-qt5 xmlpatterns
-    HINTS "${Qt5_DIR}/../../../bin"
-          "${Qt5_DIR}/../../../libexec/qt5/bin"
-    DOC   "Path to xmlpatterns")
+  if (NOT qt_xmlpatterns_executable)
+    find_program(qt_xmlpatterns_executable
+      NAMES xmlpatterns-qt5 xmlpatterns
+      HINTS "${Qt5_DIR}/../../../bin"
+            "${Qt5_DIR}/../../../libexec/qt5/bin"
+      DOC   "Path to xmlpatterns")
+  endif ()
   mark_as_advanced(qt_xmlpatterns_executable)
 
   if (NOT qt_xmlpatterns_executable)
-- 
2.29.2