version: v30r0 date: 2017-11-17

supported_builds: [CMake]

Package Coordinators: Marco Clemencic, Charles Leggett, Benedikt Hegner

Release Notes

For this major release we started introducing backward incompatible changes (which will probably continue in the v30rX series).

Build System
- Handle correctly removed dictionary dependencies (mr !413)
- Improved GitLab-CI configuration (use CentOS7 + gcc7, mr !433)
- Improved behaviour of get_host_binary_tag.py for unknown distribution detection fails (mr !471)
- Add support for CTest stdout compression in XML reports (mr !453)
C++ Framework
- Modernization and simplification
  - Simplify GaudiSequencer (mr !483)
  - Modernize HistoDef (mr !492), FileMgr (mr !493), HepRndmEngines (mr !494), genconf (mr !437)
  - Change IDataManagerSvc and IDataProviderSvc to use boost::string_ref (mr !474, !508)
  - Prefer C++14 ..._t<T> over typename ...<T>::type (mr !411)
- Clean up
  - Remove deprecated header cbrt.h (mrs !486)
  - Update regex in PluginService (mr !504)
  - Remove Phoenix v2 scaffolding (mr !447)
  - Remove unnecessary long/StatusCode conversions (mr !495)
  - Remove IssueSeverity support from StatusCode (mr !477)
  - Remove include of deprecated GaudiKernel/AlgFactory.h header (mr !414)
- Bugfixes
  - Fix abnormal termination caused by use of an invalid context when AlgExecStateSvc is verbose (mrs !475)
  - Fix unnamed lock in example code (mr !487)
  - StatusCode check fixes (mr !463)
  - MacOS Fixes (mr !464)
  - Fix compilation on gcc5.4 (Ubuntu 16.04) (mr !465)
  - Fix messaging performance regression (mr !428)
  - Fix various printouts (mr !416)
  - Add missing header guard to invoke.h (mr !457)
  - Implement rigorous locking in HiveWhiteBoard (mr !388, !432)
  - Tweak overload resolution of TupleObj::farray for gcc7 (mr !430)
  - Fix warnings (mr !423)
  - Fixed handling of data dependencies in ToolHandles (mr !429, !501)
  - Fixed use of messages in ApplicationMgr::i_startup (mr !436)
- Improvements
  - Add compile-time warning about ignoring returned StatusCode (mr !386)
  - Reverse the order in which IoComponentMgr io_finalizes components (mr !469)
  - Add TaggedBool (mr !435)
Configuration
- Fixes for CI tests (mr !503)
- MacOS Fixes (mr !464)
Documentation
- Add documentation for apply-formatting target (mr !484)
- Update build instructions (mr !410)
Task Scheduling
- Removed DataFlowManager (mr !472)
- Added protection on event slot creation in HiveWhiteBoard (mr !502)
- Made PrecedenceSvc recognize data loader algorithm (mr !473, !506)
- Improvements to temporal and topological execution flow tracer !444
- Optimized AvalancheScheduler by avoiding the use of algo names and prefering algo indexes (mr !482)
- Replaced all std::bind by lambdas in AvalancheScheduler (mr !481)
- Fixed race condition in AvalancheScheduler (mr !479)
- Dropped unused member m_updateNeeded in AvalancheScheduler (mr !478)
- Simplified (aka optimized) usage of ttb tasks in AvalancheScheduler (mr !452)
- Add DecisionNode negation/inversion to AvalancheScheduler (mr !434)
- Fix task-based conditions handling (mr !431)
- Remove forward scheduler and connected components (mr !412)
Tests
- Migrate GaudiHive tests to QMT format (mr !419)
- Fixes for CI tests (mr !503)
- Fixed handling of data dependencies in ToolHandles (mr !429, !501)
- Made PrecedenceSvc recognize data loader algorithm (mr !473, !506)
- Added test for the TimelineSvc (mr !415)
- Add support for CTest stdout compression in XML reports (mr !453)
- Made multi_input tests more reliable (mr !468)

The full list of changes can be found on Gitlab.

Externals version: LCG 91