bitbake: Add a cache around PACKAGES_DYNAMIC regexps to help performance a bit
Signed-off-by: Richard Purdie <rpurdie@linux.intel.com>
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@ -280,6 +280,8 @@ def filterProvidersRunTime(providers, item, cfgData, dataCache):
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return eligible, numberPreferred
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regexp_cache = {}
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def getRuntimeProviders(dataCache, rdepend):
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"""
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Return any providers of runtime dependency
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@ -297,12 +299,17 @@ def getRuntimeProviders(dataCache, rdepend):
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# Only search dynamic packages if we can't find anything in other variables
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for pattern in dataCache.packages_dynamic:
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pattern = pattern.replace('+', "\+")
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try:
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regexp = re.compile(pattern)
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except:
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bb.msg.error(bb.msg.domain.Provider, "Error parsing re expression: %s" % pattern)
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raise
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if pattern in regexp_cache:
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regexp = regexp_cache[pattern]
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else:
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pattern = pattern.replace('+', "\+")
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try:
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regexp = re.compile(pattern)
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except:
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bb.msg.error(bb.msg.domain.Provider, "Error parsing re expression: %s" % pattern)
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raise
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regexp_cache[pattern] = regexp
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if regexp.match(rdepend):
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rproviders += dataCache.packages_dynamic[pattern]
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@ -280,6 +280,8 @@ def filterProvidersRunTime(providers, item, cfgData, dataCache):
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return eligible, numberPreferred
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regexp_cache = {}
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def getRuntimeProviders(dataCache, rdepend):
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"""
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Return any providers of runtime dependency
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@ -297,12 +299,17 @@ def getRuntimeProviders(dataCache, rdepend):
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# Only search dynamic packages if we can't find anything in other variables
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for pattern in dataCache.packages_dynamic:
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pattern = pattern.replace('+', "\+")
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try:
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regexp = re.compile(pattern)
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except:
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bb.msg.error(bb.msg.domain.Provider, "Error parsing re expression: %s" % pattern)
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raise
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if pattern in regexp_cache:
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regexp = regexp_cache[pattern]
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else:
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pattern = pattern.replace('+', "\+")
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try:
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regexp = re.compile(pattern)
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except:
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bb.msg.error(bb.msg.domain.Provider, "Error parsing re expression: %s" % pattern)
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raise
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regexp_cache[pattern] = regexp
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if regexp.match(rdepend):
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rproviders += dataCache.packages_dynamic[pattern]
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