From e6f10cabb7fbdba6fd11bcd109dbe765285c762c Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Thu, 22 Oct 2015 11:07:03 +0200
Subject: Implement dependents check in drop command

Also, add support for commands to return program status.
---
 bpkg/help.cxx | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'bpkg/help.cxx')

diff --git a/bpkg/help.cxx b/bpkg/help.cxx
index 66b68aa..f03ad21 100644
--- a/bpkg/help.cxx
+++ b/bpkg/help.cxx
@@ -51,7 +51,7 @@ namespace bpkg
     o << ""<< endl;
   }
 
-  void
+  int
   help (const help_options&, const string& t, void (*usage) (std::ostream&))
   {
     ostream& o (cout);
@@ -77,5 +77,7 @@ namespace bpkg
     else
       fail << "unknown bpkg command/help topic '" << t << "'" <<
         info << "run 'bpkg help' for more information";
+
+    return 0;
   }
 }
-- 
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