Bump CMake version to 2.8.12 (#1081)

Fixes the following warning:

Compatibility with CMake < 2.8.12 will be removed from a future version
of CMake.

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 6bacdd0053c26d3e3838c00b66b2a9801514742a..a37230c5b02e0eff2aca50a099bbc6405980db3d 100644 (file)
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 2.8)
+cmake_minimum_required(VERSION 2.8.12)
 
 if(${CMAKE_VERSION} VERSION_LESS "3.12.0")
     project(ttyd C)