From 6c548d517e4a2dcd4d3acd8e8feb1886141f971d Mon Sep 17 00:00:00 2001
From: Antoine Villeret <antoine.villeret@gmail.com>
Date: Tue, 13 Nov 2018 11:42:50 +0100
Subject: [PATCH] Replace CHECK_INCLUDE_FILE_CXX() with CMake find_file()

the former doesn't work when cross-compiling
---
 CMakeLists.txt | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 950184a..bd60733 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -22,9 +22,8 @@ target_link_libraries(simple-web-server INTERFACE ${CMAKE_THREAD_LIBS_INIT})
 # Remove Boost system, thread, regex components; use Boost::<component> aliases; remove Boost target_include_directories
 if(USE_STANDALONE_ASIO)
     target_compile_definitions(simple-web-server INTERFACE USE_STANDALONE_ASIO)
-    include(CheckIncludeFileCXX)
-    CHECK_INCLUDE_FILE_CXX(asio.hpp HAVE_ASIO)
-    if(NOT HAVE_ASIO)
+    find_file(ASIO_HEADER asio.hpp)
+    if(NOT ASIO_HEADER)
         message(FATAL_ERROR "Standalone Asio not found")
     endif()
 else()