From 2eb28736a05c7083f2b30b501954a789bbd85f88 Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Wed, 2 Sep 2015 15:18:11 +0200
Subject: Add --short-usage option

When combined with --long-usage, it makes CLI generate both short
and long usage printing code.
---
 cli/header.cxx | 19 ++++++++++++++-----
 1 file changed, 14 insertions(+), 5 deletions(-)

(limited to 'cli/header.cxx')

diff --git a/cli/header.cxx b/cli/header.cxx
index 26c23b8..ddf0895 100644
--- a/cli/header.cxx
+++ b/cli/header.cxx
@@ -179,13 +179,22 @@ namespace
 
       // Usage.
       //
-      if (usage)
+      if (usage != ut_none)
       {
         os << "// Print usage information." << endl
-           << "//" << endl
-           << "static void" << endl
-           << "print_usage (" << options.ostream_type () << "&);"
-           << endl;
+           << "//" << endl;
+
+        if (usage != ut_both)
+          os << "static void" << endl
+             << "print_usage (" << options.ostream_type () << "&);"
+             << endl;
+        else
+          os << "static void" << endl
+             << "print_short_usage (" << options.ostream_type () << "&);"
+             << endl
+             << "static void" << endl
+             << "print_long_usage (" << options.ostream_type () << "&);"
+             << endl;
       }
 
       // Description.
-- 
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