Implement displaying build progress (--progress|-p)

1 files changed, 3 insertions, 1 deletions

diff --git a/build2/algorithm.cxx b/build2/algorithm.cxx
index fe71d54..588980e 100644
--- a/build2/algorithm.cxx
+++ b/build2/algorithm.cxx
@@ -830,6 +830,8 @@ namespace build2
 
       ts = t.recipe_ (a, t);
 
+      target_count.fetch_sub (1, memory_order_relaxed);
+
       // See the recipe documentation for details on what's going on here.
       // Note that if the result is group, then the group's state can be
       // failed.
@@ -876,8 +878,8 @@ namespace build2
 
     // Update dependency counts and make sure they are not skew.
     //
+    size_t gd (dependency_count.fetch_sub (1, memory_order_relaxed));
     size_t td (t.dependents.fetch_sub (1, memory_order_release));
-    size_t gd (dependency_count.fetch_sub (1, memory_order_release));
     assert (td != 0 && gd != 0);
     td--;