From 402f4620622a29b4aed79e03d9a52e28e88c9b92 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=D0=92=D0=BB=D0=B0=D0=B4=D0=B8=D1=81=D0=BB=D0=B0=D0=B2=20?=
 =?UTF-8?q?=D0=A9=D0=B0=D0=BF=D0=BE=D0=B2?= <phprus@gmail.com>
Date: Thu, 11 Feb 2021 23:51:11 +0500
Subject: [PATCH] Link with -lrt (only for glibc versions before 2.17)

---
 cmake/GhcHelper.cmake | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/cmake/GhcHelper.cmake b/cmake/GhcHelper.cmake
index 1395a2a..fbc2537 100644
--- a/cmake/GhcHelper.cmake
+++ b/cmake/GhcHelper.cmake
@@ -12,7 +12,7 @@ if ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang" AND (CMAKE_CXX_COMPILER_VERSION
             target_link_libraries(${targetName} -lc++fs)
         else()
             target_compile_options(${targetName} PRIVATE "-stdlib=libc++")
-            target_link_libraries(${targetName} -stdlib=libc++ -lc++fs)
+            target_link_libraries(${targetName} -stdlib=libc++ -lc++fs $<$<PLATFORM_ID:Linux>:rt>)
         endif()
     else()
         if(NOT APPLE)