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/bpkg.cxx | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

(limited to 'bpkg/bpkg.cxx')

diff --git a/bpkg/bpkg.cxx b/bpkg/bpkg.cxx
index 61f7425..6246d6f 100644
--- a/bpkg/bpkg.cxx
+++ b/bpkg/bpkg.cxx
@@ -145,6 +145,7 @@ try
 
   // Handle commands.
   //
+  int r (1);
   for (;;)
   {
     // help
@@ -152,7 +153,7 @@ try
     if (cmd.help ())
     {
       assert (h);
-      help (ho, "help", help_options::print_usage);
+      r = help (ho, "help", help_options::print_usage);
       break;
     }
 
@@ -163,7 +164,7 @@ try
     //  if (h)
     //    help (ho, "pkg-verify", pkg_verify_options::print_usage);
     //  else
-    //    pkg_verify (parse<pkg_verify_options> (co, args), args);
+    //    r = pkg_verify (parse<pkg_verify_options> (co, args), args);
     //
     //  return 0;
     // }
@@ -174,7 +175,7 @@ try
       if (h)                                                            \
         help (ho, SP#CMD, NP##CMD##_options::print_usage);              \
       else                                                              \
-        NP##CMD (parse<NP##CMD##_options> (co, args), args);            \
+        r = NP##CMD (parse<NP##CMD##_options> (co, args), args);        \
                                                                         \
       break;                                                            \
     }
@@ -219,6 +220,9 @@ try
     fail << "unhandled command";
   }
 
+  if (r != 0)
+    return r;
+
   // Warn if args contain some leftover junk. We already successfully
   // performed the command so failing would probably be misleading.
   //
-- 
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