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-rw-r--r--libbuild2/scheduler.hxx14
1 files changed, 14 insertions, 0 deletions
diff --git a/libbuild2/scheduler.hxx b/libbuild2/scheduler.hxx
index e1bb715..9556caa 100644
--- a/libbuild2/scheduler.hxx
+++ b/libbuild2/scheduler.hxx
@@ -125,6 +125,16 @@ namespace build2
return wait (0, task_count, wq);
}
+ // As above but call lock.unlock() before suspending (can be used to
+ // unlock the phase).
+ //
+ template <typename L>
+ size_t
+ wait (size_t start_count,
+ const atomic_count& task_count,
+ L& lock,
+ work_queue = work_all);
+
// Mark the queue so that we don't work any tasks that may already be
// there. In the normal "bunch of acync() calls followed by wait()"
// cases this happens automatically but in special cases where async()
@@ -846,6 +856,10 @@ namespace build2
static void
queue (task_queue*) noexcept;
+
+ private:
+ optional<size_t>
+ wait_impl (size_t, const atomic_count&, work_queue);
};
}