2 files changed, 7 insertions, 0 deletions
diff --git a/ChangeLog b/ChangeLog
index c58e13c483..8988e31900 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2010-11-30  Reuben Thomas  <rrt@sc3d.org>
+
+	posix-modules: say what it does.
+	* posix-modules: Add a line to the --help output saying what it does.
+
 2011-03-24  Paul Eggert  <eggert@cs.ucla.edu>
 
 	xmalloc: Do not leak if underlying realloc is C99 compatible.
diff --git a/posix-modules b/posix-modules
index 81e431f9e7..5bb29f0027 100755
--- a/posix-modules
+++ b/posix-modules
@@ -26,6 +26,8 @@ func_usage ()
   echo "\
 Usage: posix-modules
 
+Lists the gnulib modules that implement POSIX interfaces.
+
 Report bugs to <bug-gnulib@gnu.org>."
 }