81 lines
2.5 KiB
Python
81 lines
2.5 KiB
Python
def read_file(filename):
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try:
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f = file( filename, "r" )
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except IOError, reason:
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return "" # WARNING: can't raise an error now because of the new RDEPENDS handling. This is a bit ugly. :M:
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else:
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return f.read().strip()
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return None
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def ifelse(condition, iftrue = True, iffalse = False):
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if condition:
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return iftrue
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else:
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return iffalse
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def conditional(variable, checkvalue, truevalue, falsevalue, d):
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if bb.data.getVar(variable,d,1) == checkvalue:
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return truevalue
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else:
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return falsevalue
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def less_or_equal(variable, checkvalue, truevalue, falsevalue, d):
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if float(bb.data.getVar(variable,d,1)) <= float(checkvalue):
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return truevalue
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else:
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return falsevalue
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def version_less_or_equal(variable, checkvalue, truevalue, falsevalue, d):
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result = bb.vercmp(bb.data.getVar(variable,d,True), checkvalue)
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if result <= 0:
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return truevalue
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else:
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return falsevalue
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def contains(variable, checkvalues, truevalue, falsevalue, d):
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val = bb.data.getVar(variable,d,1)
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if not val:
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return falsevalue
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matches = 0
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if type(checkvalues).__name__ == "str":
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checkvalues = [checkvalues]
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for value in checkvalues:
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if val.find(value) != -1:
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matches = matches + 1
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if matches == len(checkvalues):
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return truevalue
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return falsevalue
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def both_contain(variable1, variable2, checkvalue, d):
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if bb.data.getVar(variable1,d,1).find(checkvalue) != -1 and bb.data.getVar(variable2,d,1).find(checkvalue) != -1:
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return checkvalue
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else:
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return ""
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def prune_suffix(var, suffixes, d):
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# See if var ends with any of the suffixes listed and
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# remove it if found
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for suffix in suffixes:
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if var.endswith(suffix):
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return var.replace(suffix, "")
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return var
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def str_filter(f, str, d):
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from re import match
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return " ".join(filter(lambda x: match(f, x, 0), str.split()))
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def str_filter_out(f, str, d):
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from re import match
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return " ".join(filter(lambda x: not match(f, x, 0), str.split()))
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def param_bool(cfg, field, dflt = None):
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"""Lookup <field> in <cfg> map and convert it to a boolean; take
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<dflt> when this <field> does not exist"""
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value = cfg.get(field, dflt)
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strvalue = str(value).lower()
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if strvalue in ('yes', 'y', 'true', 't', '1'):
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return True
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elif strvalue in ('no', 'n', 'false', 'f', '0'):
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return False
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raise ValueError("invalid value for boolean parameter '%s': '%s'" % (field, value))
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