Add version compare functions.

develop
Mike Hiretsky 14 years ago
parent 088fe60b8f
commit 9250630f88

@ -27,6 +27,7 @@ import cl_overriding
import re
import sys
import getpass
from types import StringType
import cl_lang
tr = cl_lang.lang()
@ -446,4 +447,31 @@ incorrect option 'flag=%s'")%flag)
_("password incorrect")+ ": " + _("try again"))
return False
userPwd = pwdA
return userPwd
return userPwd
def cmpVersion(v1,v2):
"""Compare versions specified by tuple or string"""
if isinstance(v1,StringType):
v1 = getTupleVersion(v1)
if isinstance(v2,StringType):
v2 = getTupleVersion(v2)
return cmp((v1[0]+[0,]*(len(v2[0])-len(v1[0])),v1[1]),
(v2[0]+[0,]*(len(v1[0])-len(v2[0])),v2[1]))
def getTupleVersion(ver):
"""Get version specified by string as list:
Example:
2.6.30 [(2,6,30),('r',0)]
2.6.31-r1 [(2,6,31),('r',1)]
"""
suffix_value = {"pre": -2, "p": 0, "alpha": -4, "beta": -3,
"rc": -1}
def toTuple(v):
return map(lambda x: suffix_value[x] if x in suffix_value else x,
map(lambda x: int(x) if x.isdigit() else x,
re.findall("r\d+$|\d+|[a-zA-Z+]+",
v.replace('-SNAPSHOT',''))))
vers, revision = re.search("(^.*?)(-r\d+)?$",ver,re.S).groups()
vers = toTuple(vers)
revision = toTuple(revision or "r0")
return [vers,revision]

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