subdirmk: Suppress MAKEFILE_TEMPLATES when running `make clean'

[subdirmk.git] / README

diff --git a/README b/README
index 518dd087d853308b13e07aab805349714288d26e..27dd8556a77c05ecd047b7aaa5aa23c3a7f2957e 100644 (file)
--- a/README
+++ b/README
@@ -371,6 +371,13 @@ makefiles, you may find that just `make' is broken now and cannot get
 far enough to regenerate a working set of makefiles.  If this happens
 just rerun ./config.status by hand.
 
+If you go back and forth between different versions of your code you
+can sometimes find that `make' complains that one of your Subdir.sd.mk
+files is missing: typically, if iot was used and therefore a
+dependency in some other version of your code.  If you run `make
+clean' (or `make realclean') these dependencies are suppressed, which
+will clear up the problem.
+
 
 Legal information
 -----------------