From c279979af18d59d935512d91c7e75762b914bdfd Mon Sep 17 00:00:00 2001
From: Karen Arutyunov <karen@codesynthesis.com>
Date: Tue, 18 Jul 2023 18:14:07 +0300
Subject: Don't reconfigure dependency if negotiated configuration doesn't
 change

---
 bpkg/pkg-configure.cxx | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

(limited to 'bpkg/pkg-configure.cxx')

diff --git a/bpkg/pkg-configure.cxx b/bpkg/pkg-configure.cxx
index 2801539..291929b 100644
--- a/bpkg/pkg-configure.cxx
+++ b/bpkg/pkg-configure.cxx
@@ -371,9 +371,12 @@ namespace bpkg
     // etc) as well as their sources.
     //
     vector<config_variable> srcs;
+    string checksum;
 
     if (!simulate)
     {
+      checksum = ps.config_checksum ();
+
       pair<strings, vector<config_variable>> rvs (move (ps).collect_config ());
 
       strings& vs (rvs.first);
@@ -395,7 +398,8 @@ namespace bpkg
 
     return configure_prerequisites_result {move (prereqs),
                                            move (vars),
-                                           move (srcs)};
+                                           move (srcs),
+                                           move (checksum)};
   }
 
 
@@ -767,6 +771,7 @@ namespace bpkg
 #endif
 
       p->config_variables = move (cpr.config_sources);
+      p->config_checksum  = move (cpr.config_checksum);
     }
 
     p->out_root = out_root.leaf ();
-- 
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