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Diffstat (limited to 'RELEASE.txt')
| -rw-r--r-- | RELEASE.txt | 55 |
1 files changed, 13 insertions, 42 deletions
diff --git a/RELEASE.txt b/RELEASE.txt index 8bbffb9..28eb577 100644 --- a/RELEASE.txt +++ b/RELEASE.txt @@ -1,38 +1,15 @@ - A new SCons checkpoint release, 2.5.0, is now available + A new SCons checkpoint release, 2.5.1, is now available on the SCons download page: http://www.scons.org/download.php - XXX The primary purpose of this release ... XXX + This is a minor release - Here is a summary of the changes since 2.4.1: + Here is a summary of the changes since 2.5.0: NEW FUNCTIONALITY - - We're enhancing implicit language scanning functionality to improve - correctness. SCons now honors scanner keys for implicit dependencies - and correctly changes scanner type (if necessary) when traversing - implicit dependency trees. - - This enhancement resolves missing dependencies - with built-in scanners including SWIG (#2264) and QT: - * http://scons.tigris.org/issues/show_bug.cgi?id=2264 - - - This enhancement broadens the horizon for handling heterogeneous - data flow environments (E.G. software builds): - - http://article.gmane.org/gmane.comp.programming.tools.scons.user/26596 - - - SCons may find new (and correct) dependencies in cross-langauge contexts. - - Update may cause rebuilds, especially in heterogeneous data environments. - - Update may find previously missed dependencies errors (E.G. cycles). - - Discovered in some QT test cases. - - SCons handles the SCANNERS variable differently. - - Previously, the Install builder would scan implicit dependencies for - a scanner found in SCANNERS (but not for built-in scanners), but now - the Install builder will not scan recursively regardless in order - to optimize Install behaviour and bring orthogonality to previous behaviour. - - - New external tool scons-configurecache which allows some configuration of - how files in the cache are controlled. + + - None DEPRECATED FUNCTIONALITY @@ -40,26 +17,21 @@ CHANGED/ENHANCED EXISTING FUNCTIONALITY - - SCons handles cache directories a bit differently/ - - Cache files are now stored in 256 subdirectories in the cache directory by - default (this stresses NFS less). Existing cache directories will remain as - current, but SCons will prompt you to run scons-configure-cache which will - allow you to migrate to the new layout, or confirm you want to use the - existing layout. + - None FIXES - - This enhancement resolves missing dependencies with built-in scanners including - SWIG (#2264) and QT - See New Features above - * http://scons.tigris.org/issues/show_bug.cgi?id=2264 + - None IMPROVEMENTS - - None + - Use memoization to optimize PATH evaluation across all dependencies per + node. (PR #345) This should fix some performance degredation due to + changes to enable enhanced multi-language scanning added in 2.5.0 PACKAGING - - None + - Fixed missing scons-configure-cache.py. (It was accidently omitted) DOCUMENTATION @@ -69,9 +41,8 @@ - None - Thanks to Dirk Baechle, William Blevins, William Deegan, Jakub Pola, Adarsh Sanjeev, Tom Tanner - for their contributions to this release. + Thanks to William Deegan and Alexey Klimkin for their contributions to this release. Contributors are listed alphabetically by their last name. Copyright (c) 2001 - 2016 The SCons Foundation -src/RELEASE.txt rel_2.5.0:3543:937e55cd78f7 2016/04/09 11:29:54 bdbaddog +src/RELEASE.txt rel_2.5.1:3735:9dc6cee5c168 2016/11/03 14:02:02 bdbaddog |