[0fa325b] | 1 | #! /usr/bin/env python |
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| 2 | # encoding: utf-8 |
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| 3 | # WARNING! Do not edit! http://waf.googlecode.com/git/docs/wafbook/single.html#_obtaining_the_waf_file |
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| 4 | |
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| 5 | import copy,re,os |
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| 6 | from waflib import Logs,Utils |
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| 7 | re_imp=re.compile('^(#)*?([^#=]*?)\ =\ (.*?)$',re.M) |
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| 8 | class ConfigSet(object): |
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| 9 | __slots__=('table','parent') |
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| 10 | def __init__(self,filename=None): |
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| 11 | self.table={} |
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| 12 | if filename: |
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| 13 | self.load(filename) |
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| 14 | def __contains__(self,key): |
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| 15 | if key in self.table:return True |
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| 16 | try:return self.parent.__contains__(key) |
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| 17 | except AttributeError:return False |
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| 18 | def keys(self): |
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| 19 | keys=set() |
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| 20 | cur=self |
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| 21 | while cur: |
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| 22 | keys.update(cur.table.keys()) |
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| 23 | cur=getattr(cur,'parent',None) |
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| 24 | keys=list(keys) |
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| 25 | keys.sort() |
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| 26 | return keys |
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| 27 | def __str__(self): |
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| 28 | return"\n".join(["%r %r"%(x,self.__getitem__(x))for x in self.keys()]) |
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| 29 | def __getitem__(self,key): |
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| 30 | try: |
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| 31 | while 1: |
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| 32 | x=self.table.get(key,None) |
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| 33 | if not x is None: |
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| 34 | return x |
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| 35 | self=self.parent |
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| 36 | except AttributeError: |
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| 37 | return[] |
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| 38 | def __setitem__(self,key,value): |
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| 39 | self.table[key]=value |
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| 40 | def __delitem__(self,key): |
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| 41 | self[key]=[] |
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| 42 | def __getattr__(self,name): |
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| 43 | if name in self.__slots__: |
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| 44 | return object.__getattr__(self,name) |
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| 45 | else: |
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| 46 | return self[name] |
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| 47 | def __setattr__(self,name,value): |
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| 48 | if name in self.__slots__: |
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| 49 | object.__setattr__(self,name,value) |
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| 50 | else: |
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| 51 | self[name]=value |
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| 52 | def __delattr__(self,name): |
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| 53 | if name in self.__slots__: |
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| 54 | object.__delattr__(self,name) |
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| 55 | else: |
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| 56 | del self[name] |
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| 57 | def derive(self): |
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| 58 | newenv=ConfigSet() |
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| 59 | newenv.parent=self |
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| 60 | return newenv |
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| 61 | def detach(self): |
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| 62 | tbl=self.get_merged_dict() |
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| 63 | try: |
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| 64 | delattr(self,'parent') |
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| 65 | except AttributeError: |
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| 66 | pass |
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| 67 | else: |
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| 68 | keys=tbl.keys() |
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| 69 | for x in keys: |
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| 70 | tbl[x]=copy.deepcopy(tbl[x]) |
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| 71 | self.table=tbl |
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| 72 | def get_flat(self,key): |
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| 73 | s=self[key] |
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| 74 | if isinstance(s,str):return s |
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| 75 | return' '.join(s) |
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| 76 | def _get_list_value_for_modification(self,key): |
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| 77 | try: |
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| 78 | value=self.table[key] |
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| 79 | except KeyError: |
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| 80 | try:value=self.parent[key] |
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| 81 | except AttributeError:value=[] |
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| 82 | if isinstance(value,list): |
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| 83 | value=value[:] |
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| 84 | else: |
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| 85 | value=[value] |
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| 86 | else: |
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| 87 | if not isinstance(value,list): |
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| 88 | value=[value] |
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| 89 | self.table[key]=value |
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| 90 | return value |
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| 91 | def append_value(self,var,val): |
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| 92 | current_value=self._get_list_value_for_modification(var) |
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| 93 | if isinstance(val,str): |
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| 94 | val=[val] |
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| 95 | current_value.extend(val) |
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| 96 | def prepend_value(self,var,val): |
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| 97 | if isinstance(val,str): |
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| 98 | val=[val] |
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| 99 | self.table[var]=val+self._get_list_value_for_modification(var) |
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| 100 | def append_unique(self,var,val): |
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| 101 | if isinstance(val,str): |
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| 102 | val=[val] |
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| 103 | current_value=self._get_list_value_for_modification(var) |
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| 104 | for x in val: |
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| 105 | if x not in current_value: |
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| 106 | current_value.append(x) |
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| 107 | def get_merged_dict(self): |
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| 108 | table_list=[] |
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| 109 | env=self |
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| 110 | while 1: |
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| 111 | table_list.insert(0,env.table) |
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| 112 | try:env=env.parent |
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| 113 | except AttributeError:break |
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| 114 | merged_table={} |
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| 115 | for table in table_list: |
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| 116 | merged_table.update(table) |
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| 117 | return merged_table |
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| 118 | def store(self,filename): |
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| 119 | try: |
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| 120 | os.makedirs(os.path.split(filename)[0]) |
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| 121 | except OSError: |
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| 122 | pass |
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[c101fe1] | 123 | buf=[] |
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| 124 | merged_table=self.get_merged_dict() |
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| 125 | keys=list(merged_table.keys()) |
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| 126 | keys.sort() |
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[0fa325b] | 127 | try: |
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[c101fe1] | 128 | fun=ascii |
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| 129 | except NameError: |
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| 130 | fun=repr |
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| 131 | for k in keys: |
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| 132 | if k!='undo_stack': |
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| 133 | buf.append('%s = %s\n'%(k,fun(merged_table[k]))) |
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| 134 | Utils.writef(filename,''.join(buf)) |
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[0fa325b] | 135 | def load(self,filename): |
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| 136 | tbl=self.table |
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| 137 | code=Utils.readf(filename,m='rU') |
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| 138 | for m in re_imp.finditer(code): |
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| 139 | g=m.group |
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| 140 | tbl[g(2)]=eval(g(3)) |
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| 141 | Logs.debug('env: %s'%str(self.table)) |
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| 142 | def update(self,d): |
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| 143 | for k,v in d.items(): |
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| 144 | self[k]=v |
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| 145 | def stash(self): |
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| 146 | orig=self.table |
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| 147 | tbl=self.table=self.table.copy() |
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| 148 | for x in tbl.keys(): |
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| 149 | tbl[x]=copy.deepcopy(tbl[x]) |
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| 150 | self.undo_stack=self.undo_stack+[orig] |
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| 151 | def revert(self): |
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| 152 | self.table=self.undo_stack.pop(-1) |
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