Allow multiple source directories

[Shushe] / README.markdown

diff --git a/README.markdown b/README.markdown
index cae7ac1a82b71159967ea3e76f2fdcc5c14d2449..89dfd2efddc97526a4dbb4448ffff77f1a82dd94 100644 (file)
--- a/README.markdown
+++ b/README.markdown
@@ -117,10 +117,14 @@ The following additional variables can be used to control the behaviour
 
 - **`SRCDIR`:**
   The location of the source files (default: `sources`).
+  Multiple source directories can be provided, so long as the same
+    file subpath doesn’t exist in more than one of them.
 
 - **`INCLUDEDIR`:**
-  The location of the source files (default: `sources/includes`).
+  The location of source includes (default: `sources/includes`).
   This can be inside of `SRCDIR`, but needn’t be.
+  Multiple include directories can be provided, so long as the same
+    file subpath doesn’t exist in more than one of them.
 
 - **`BUILDDIR`:**
   The location of the (temporary) build directory (default: `build`).