From d27390e9935c94938af9e7068557d6f6ef9b07a9 Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Thu, 12 Dec 2024 11:30:27 +0200
Subject: Increment load_generation between operations in batch

---
 libbuild2/context.cxx | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'libbuild2/context.cxx')

diff --git a/libbuild2/context.cxx b/libbuild2/context.cxx
index 6e4fd6f..31d218b 100644
--- a/libbuild2/context.cxx
+++ b/libbuild2/context.cxx
@@ -1061,6 +1061,13 @@ namespace build2
     return r ? optional<bool> (s) : nullopt;
   }
 
+  bool run_phase_mutex::
+  unlocked () const
+  {
+    mlock l (m_);
+    return lc_ == 0 && mc_ == 0 && ec_ == 0;
+  }
+
   // C++17 deprecated uncaught_exception() so use uncaught_exceptions() if
   // available.
   //
-- 
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