export libomnitrace-dl.so to OMP_TOOL_LIBRARIES (#27)

* export libomnitrace-dl.so to OMP_TOOL_LIBRARIES

* Disable ompt_context_t

- ompt.cpp enables/disables context
- Update timemory submodule :: handles disabled context

source/lib/omnitrace-dl/dl.cpp

@@ -141,6 +141,15 @@ struct OMNITRACE_HIDDEN_API indirect
 #if defined(OMNITRACE_USE_ROCTRACER) && OMNITRACE_USE_ROCTRACER > 0
         auto _omni_hsa_lib = m_omnilib;
         setenv("HSA_TOOLS_LIB", _omni_hsa_lib.c_str(), 0);
+#endif
+#if OMNITRACE_USE_OMPT > 0
+        if(get_env("OMNITRACE_USE_OMPT", true))
+        {
+            std::string _omni_omp_libs = find_path("libomnitrace-dl.so");
+            const char* _omp_libs      = getenv("OMP_TOOL_LIBRARIES");
+            if(_omp_libs) _omni_omp_libs = common::join(':', _omni_omp_libs, _omp_libs);
+            setenv("OMP_TOOL_LIBRARIES", _omni_omp_libs.c_str(), 1);
+        }
 #endif
         m_omnihandle = open(m_omnilib);
         m_userhandle = open(m_userlib);

source/lib/omnitrace/library/ompt.cpp

@@ -54,13 +54,15 @@ namespace ompt
 namespace
 {
 std::unique_ptr<ompt_bundle_t> f_bundle = {};
-bool _init_toolset_off = (trait::runtime_enabled<ompt_toolset_t>::set(false), true);
+bool _init_toolset_off = (trait::runtime_enabled<ompt_toolset_t>::set(false),
+                          trait::runtime_enabled<ompt_context_t>::set(false), true);
 }  // namespace
 
 void
 setup()
 {
     trait::runtime_enabled<ompt_toolset_t>::set(true);
+    trait::runtime_enabled<ompt_context_t>::set(true);
     comp::user_ompt_bundle::global_init();
     comp::user_ompt_bundle::reset();
     tim::auto_lock_t lk{ tim::type_mutex<ompt_handle_t>() };
@@ -77,6 +79,8 @@ shutdown()
         f_bundle->stop();
         ompt_context_t::cleanup();
         trait::runtime_enabled<ompt_toolset_t>::set(false);
+        trait::runtime_enabled<ompt_context_t>::set(false);
+        comp::user_ompt_bundle::reset();
     }
     f_bundle.reset();
 }