From 06702a2893fb1f2b7942812c199a599ff30847d8 Mon Sep 17 00:00:00 2001
From: Rene Rivera <grafikrobot@gmail.com>
Date: Wed, 11 Jun 2003 07:09:00 +0000
Subject: [PATCH] Temporary fix to prevent multiple calls into the help system.
 To be removed when I have time to move code into the help options file.

[SVN r18771]
---
 new/doc.jam     | 11 +++++++++++
 v2/util/doc.jam | 11 +++++++++++
 2 files changed, 22 insertions(+)

diff --git a/new/doc.jam b/new/doc.jam
index 1ed4b414e..9888747f0 100644
--- a/new/doc.jam
+++ b/new/doc.jam
@@ -52,6 +52,17 @@ help-output-file = help ;
 # from occuring.
 #
 rule help ( )
+{
+    if ! $(.did-help)
+    {
+        .did-help = [ help-options ] ;
+    }
+}
+
+# Temporary so that the option parsing can be guarded to execute once
+# until some of this is moved to help.jam options file.
+#
+local rule help-options ( )
 {
     local args = [ class.new vector [ modules.peek : ARGV ] ] ;
     local did-help = ;
diff --git a/v2/util/doc.jam b/v2/util/doc.jam
index 1ed4b414e..9888747f0 100644
--- a/v2/util/doc.jam
+++ b/v2/util/doc.jam
@@ -52,6 +52,17 @@ help-output-file = help ;
 # from occuring.
 #
 rule help ( )
+{
+    if ! $(.did-help)
+    {
+        .did-help = [ help-options ] ;
+    }
+}
+
+# Temporary so that the option parsing can be guarded to execute once
+# until some of this is moved to help.jam options file.
+#
+local rule help-options ( )
 {
     local args = [ class.new vector [ modules.peek : ARGV ] ] ;
     local did-help = ;