include `dirname $0` in PATH, to find gnulib-tool.

diff --git a/MODULES.html.sh b/MODULES.html.sh
index 2b2e001..d5597f0 100755 (executable)
--- a/MODULES.html.sh
+++ b/MODULES.html.sh
@@ -19,6 +19,8 @@
 
 # Usage: MODULES.html.sh > MODULES.html
 
+PATH=`dirname $0`:$PATH; export PATH
+
 sed_lt='s,<,\&lt;,g'
 sed_gt='s,>,\&gt;,g'
 sed_escape_dot='s,\.,\\.,g'