Version 1.30.0

March 19th, 2003 12:00 GMT

• Filesystem Library added - Portable paths, iteration over directories, and other useful filesystem operations, from Beman Dawes.
• Optional Library added - A discriminated-union wrapper for optional values, from Fernando Cacciola.
• Interval Library added - Extends the usual arithmetic functions to mathematical intervals, from Guillaume Melquiond, Herve Bronnimann and Sylvain Pion.
• MPL added - Template metaprogramming framework of compile-time algorithms, sequences and metafunction classes, from Aleksey Gurtovoy.
• Spirit Library added - An LL (unlimited lookahead) parser framework that represents parsers directly as EBNF grammars in inlined C++ source code, complete with semantic actions, ASTs and much more, from Joel de Guzman and team.
• Smart Pointers Library - cast functions are now spelled static_pointer_cast / dynamic_pointer_cast; enable_shared_from_this added; shared_ptr::shared_ptr(), shared_ptr::reset(), weak_ptr::weak_ptr(), weak_ptr::reset() no longer throw; get_deleter added; weak_ptr::get() removed; make_shared is now spelled weak_ptr::lock() ; intrusive_ptr documentation added; some experimental undocumented shared_ptr features have been removed; a page describing some smart pointer programming techniques has been added.
• boost/assert.hpp, boost/current_function.hpp, boost/throw_exception.hpp, boost/checked_delete.hpp have been documented.
• Date-Time Library - several fixes and small additions including an interface change to partial_date. See the Date-Time Change History for more details.
• Function Library - added support for assignment to zero (to clear) and comparison against zero (to check if empty).
• Operators Library - now takes advantage of named return value optimization (NRVO) when available, from Daniel Frey.
• Regression Tests - Much expanded, plus a very nice summary page from Rene Rivera.
• Test Library - introduced following new facilities:
  • Automatic registration of unit tests
  • XML log format
  • XML report format
  • BOOST_CHECK_NO_THROW test tool
  • BOOST_BITWISE_CHECK test tool

  For a complete list of changes see the Test Library release notes.

• Many fixes and enhancements to other libraries.