1 files changed, 24 insertions, 0 deletions

diff --git a/noise/modules/help b/noise/modules/help
new file mode 100755
index 00000000..bc4c2931
--- /dev/null
+++ b/noise/modules/help
@@ -0,0 +1,24 @@
+#! /bin/sh
+case "$1" in
+  (-*) : ;; # ignore all options
+  ('') { for directory in `echo "$NOISE_PATH" | tr : \ ` ; do
+          for module in "$directory"/* ; do
+            echo `basename "$module"` `$module --help`
+          done 2>/dev/null
+        done
+        ## print all documented built-in commands
+        sed -rn 's:^noise_([a-z]+)\(\) \{ # (.+)?$:\1 \2:p' "$NOISE"
+    } | sort | uniq | sed -rn '
+      $s/$//
+      s:^([a-z]+) (.+):type /\1 to \2:p' ;;
+  (*)
+    ## call
+    for directory in `echo "$NOISE_PATH" | tr : \ ` ; do
+      for module in "$directory/$1" ; do
+        if test -e $module ; then
+          shift
+          exec $module --help --verbose "$@" 2>&1
+        fi
+      done
+    done
+esac