From 80b21cfbc33c8dbea20d8937c32937dd5d7bc490 Mon Sep 17 00:00:00 2001
From: Kevin Zander <veratil@gmail.com>
Date: Sun, 21 Jan 2018 20:20:33 -0600
Subject: [PATCH] Fix manpage warnings during build (#2161)

Fixes #1392
---
 CMakeLists.txt | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index c34697d1b..6d88d1c56 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -234,8 +234,13 @@ if(GENERATE_MANPAGES)
             set(gzfile  ${BUILD_DIR}/${relpath2}/${basename}.gz)
             set(manfile ${BUILD_DIR}/${relpath2}/${basename})
 
+            if (lang STREQUAL default)
+                set(asciilang en)
+            else()
+                set(asciilang ${lang})
+            endif()
             add_custom_command(
-                COMMAND ${ASCIIDOC_EXECUTABLE} -d manpage -b docbook -o ${xmlfile} - < ${txtfile}
+                COMMAND ${ASCIIDOC_EXECUTABLE} -a lang=${asciilang} -d manpage -b docbook -o ${xmlfile} - < ${txtfile}
                 WORKING_DIRECTORY ${BUILD_DIR}/${relpath2}
                 OUTPUT  ${xmlfile}
                 DEPENDS ${txtfile}