From 9fa5209175dffb881e8ec6c5f6ad4fc54448244a Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Thu, 13 Aug 2015 14:48:41 +0200
Subject: Rework postponed logic

Specifically, now postponed is only used by the execution mode logic
and rules should not return it directly.
---
 build/context | 9 +++++++++
 1 file changed, 9 insertions(+)

(limited to 'build/context')

diff --git a/build/context b/build/context
index c8200b7..b8d178b 100644
--- a/build/context
+++ b/build/context
@@ -7,6 +7,7 @@
 
 #include <string>
 #include <ostream>
+#include <cstdint> // uint64_t
 
 #include <butl/filesystem>
 
@@ -33,6 +34,14 @@ namespace build
 
   extern execution_mode current_mode;
 
+  // Total number of dependency relationships in the current action.
+  // Together with the target::dependents count it is incremented
+  // during the rule search & match phase and is decremented during
+  // execution with the expectation of it reaching 0. Used as a sanity
+  // check.
+  //
+  extern std::uint64_t dependency_count;
+
   // Reset the dependency state. In particular, this removes all the
   // targets, scopes, and variable names.
   //
-- 
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