Added items for the recent changes.
git-svn-id: file:///srv/svn/repos/haiku/trunk/current@2020 a95241bf-73f2-0310-859d-f6bbb57e9c96
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@@ -124,3 +124,23 @@ This version of Jam is NOT the original one distributed by Perforce
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jam problems or purge old entries.
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jam problems or purge old entries.
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</quote>
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</quote>
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* Jamfile Caching
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As large build systems may consist of a huge number of Jamfiles, the
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mere reading of these files may take considerable time. This version
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implements a cache for them. Since the time stamps of the files still
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need to retrieved to check whether the cached entries are still up to
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date, the benefits to be expected are not that big though.
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The name of the cache file is controlled by the JCACHEFILE Jam variable.
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If JCACHEFILE is left unset (the default), reading and writing of a cache
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file is not performed. Setting the SEARCH and LOCATE variables does work
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as expected.
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* Bug Fixes
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- Removed superfluous search() in compile_on() (compile.c), which slowed
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down on target rule invocations.
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