[2145] added some comments about in-source test setup for bind10 script

diff --git a/src/bin/bind10/bind10.in b/src/bin/bind10/bind10.in
index 6421bab2f4ae6256146961b6bdd6db8c2c3c2bab..88c45c9463da96f3e7fcb8b79108fb55428ee95f 100755 (executable)
--- a/src/bin/bind10/bind10.in
+++ b/src/bin/bind10/bind10.in
@@ -1,5 +1,7 @@
 #!/bin/sh
 
+# We use this wrapper script both for production and in-source tests; in
+# the latter case B10_FROM_BUILD environment is expected to be defined.
 if test -n "${B10_FROM_BUILD}"; then
        exec ${B10_FROM_BUILD}/src/bin/bind10/b10-init $*
 else