Help: Add documentation for MSYS variable

ec027aa6 · Harry Mallon · Brad King · c30f9b1c · ec027aa6 · ec027aa6
Commit ec027aa6 authored Jan 30, 2019 by Harry Mallon Committed by Brad King Jan 30, 2019
--- a/Help/manual/cmake-variables.7.rst
+++ b/Help/manual/cmake-variables.7.rst
@@ -276,6 +276,7 @@ Variables that Describe the System
   /variable/MSVC_IDE
   /variable/MSVC_TOOLSET_VERSION
   /variable/MSVC_VERSION
+   /variable/MSYS
   /variable/UNIX
   /variable/WIN32
   /variable/WINCE

--- a/Help/variable/MSYS.rst
+++ b/Help/variable/MSYS.rst
+MSYS
+----
+
+``True`` when using the :generator:`MSYS Makefiles` generator.