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scons: Use implicit caching of deps if SCONS_CACHE is requested which should double or triple the speed at which the 'scons: Building targets ...' step will run. Hint: use the --implicit-deps-unchanged flag for even quicker target checking

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Dane Springmeyer 2009-02-10 17:59:49 +00:00
parent f7affe0919
commit 1f5edf45f0
1 changed files with 5 additions and 1 deletions
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6
SConstruct
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@ -226,13 +226,17 @@ color_print (4,"Building on %s in *%s*..." % (env['PLATFORM'],mode))
Help(opts.GenerateHelpText(env))
if env['SCONS_CACHE']:
pass # caching is 'auto' by default in SCons
# caching is 'auto' by default in SCons
# But let's also cache implicit deps...
SetOption('implicit_cache', 1)
else:
# Set the cache mode to 'force' unless requested, avoiding hidden caching of Scons 'opts' in '.sconsign.dblite'
# This allows for a SCONS_LOCAL_CONFIG, if present, to be used as the primary means of storing paths to successful build dependencies
from SCons.SConf import SetCacheMode
SetCacheMode('force')
thread_suffix = 'mt'
if env['PLATFORM'] == 'FreeBSD':
thread_suffix = ''