From 5bd3f308bb9d239fdc184660f1c7efea93885625 Mon Sep 17 00:00:00 2001
From: Andrey Astafyev <dev@246060.ru>
Date: Sun, 28 Nov 2021 13:24:26 +0300
Subject: [PATCH] =?UTF-8?q?=D0=9E=D0=B1=D1=80=D0=B0=D0=B1=D0=BE=D1=82?=
 =?UTF-8?q?=D0=BA=D0=B0=20=D0=BF=D0=B5=D1=80=D0=B5=D0=BC=D0=B5=D0=BD=D0=BD?=
 =?UTF-8?q?=D0=BE=D0=B9=20DEB=5FHOST=5FMULTIARCH?=
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---
 CMLibCommon.cmake | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/CMLibCommon.cmake b/CMLibCommon.cmake
index 53d088d..b8a00e0 100644
--- a/CMLibCommon.cmake
+++ b/CMLibCommon.cmake
@@ -13,7 +13,9 @@ include(CMLibDisableInSourceBuild)
 include(CMakeParseArguments)
 include(GNUInstallDirs)
 if(DEFINED ENV{DEB_HOST_MULTIARCH})
-  string(APPEND CMAKE_INSTALL_LIBDIR "/$ENV{DEB_HOST_MULTIARCH}")
+  if(NOT CMAKE_INSTALL_LIBDIR MATCHES $ENV{DEB_HOST_MULTIARCH})
+    string(APPEND CMAKE_INSTALL_LIBDIR "/$ENV{DEB_HOST_MULTIARCH}")
+  endif()
 endif()
 
 set(CMAKE_CXX_SOURCE_FILE_EXTENSIONS ${CMAKE_CXX_SOURCE_FILE_EXTENSIONS};tpp;tcc)