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-rw-r--r--unit-tests/scheduler/driver.cxx48
1 files changed, 31 insertions, 17 deletions
diff --git a/unit-tests/scheduler/driver.cxx b/unit-tests/scheduler/driver.cxx
index 65ba5e5..726415a 100644
--- a/unit-tests/scheduler/driver.cxx
+++ b/unit-tests/scheduler/driver.cxx
@@ -17,11 +17,24 @@ using namespace std;
namespace build2
{
+ // Usage argv[0] <max-active-threads>
+ //
int
- main ()
+ main (int argc, char* argv[])
{
- //scheduler s (1);
- scheduler s (scheduler::hardware_concurrency ());
+ bool verb (false);
+ size_t max_active (0);
+
+ if (argc > 1)
+ {
+ verb = true;
+ max_active = stoul (argv[1]);
+ }
+
+ if (max_active == 0)
+ max_active = scheduler::hardware_concurrency ();
+
+ scheduler s (max_active);
auto inner = [] (size_t x, size_t y, size_t& out)
{
@@ -70,25 +83,26 @@ namespace build2
scheduler::stat st (s.shutdown ());
- /*
- cerr << "thread_max_active " << st.thread_max_active << endl
- << "thread_max_total " << st.thread_max_total << endl
- << "thread_helpers " << st.thread_helpers << endl
- << "thread_max_waiting " << st.thread_max_waiting << endl
- << endl
- << "task_queue_depth " << st.task_queue_depth << endl
- << "task_queue_full " << st.task_queue_full << endl
- << endl
- << "wait_queue_slots " << st.wait_queue_slots << endl
- << "wait_queue_collisions " << st.wait_queue_collisions << endl;
- */
+ if (verb)
+ {
+ cerr << "thread_max_active " << st.thread_max_active << endl
+ << "thread_max_total " << st.thread_max_total << endl
+ << "thread_helpers " << st.thread_helpers << endl
+ << "thread_max_waiting " << st.thread_max_waiting << endl
+ << endl
+ << "task_queue_depth " << st.task_queue_depth << endl
+ << "task_queue_full " << st.task_queue_full << endl
+ << endl
+ << "wait_queue_slots " << st.wait_queue_slots << endl
+ << "wait_queue_collisions " << st.wait_queue_collisions << endl;
+ }
return 0;
}
}
int
-main ()
+main (int argc, char* argv[])
{
- return build2::main ();
+ return build2::main (argc, argv);
}