README: Include a brief description of how to build.

Signed-off-by: George Dunlap <george.dunlap@citrix.com>

diff --git a/README.md b/README.md
index cda2b2ac7d687d61f5ecbc429b1377031e8a5410..866631dd04907ec8e502e323649844ba76807fd8 100644 (file)
--- a/README.md
+++ b/README.md
@@ -124,6 +124,13 @@ If the result is only a single patch, then the patch will be copied to
 xsa.git/xsa${n}-${VERSION}.patch.  If the result is more than one patch,
 the patches will be copied into xsa.git/xsa${n}-${version}/.
 
+# Building
+
+At the moment, no `Makefile` is included.  Clone the repository as
+`xsatool` (with no extension) and run `go build`.  My current version
+of `go` is 1.7.4.  It doesn't depend on any libraries outside of the
+current `go` standard library.
+
 # Initial setup
 
 ## Creating initial setup