3 # WARNING! Do not edit! http://waf.googlecode.com/git/docs/wafbook/single.html#_obtaining_the_waf_file
6 from waflib import Logs,Utils
7 re_imp=re.compile('^(#)*?([^#=]*?)\ =\ (.*?)$',re.M)
8 class ConfigSet(object):
9 __slots__=('table','parent')
10 def __init__(self,filename=None):
14 def __contains__(self,key):
15 if key in self.table:return True
16 try:return self.parent.__contains__(key)
17 except AttributeError:return False
22 keys.update(cur.table.keys())
23 cur=getattr(cur,'parent',None)
28 return"\n".join(["%r %r"%(x,self.__getitem__(x))for x in self.keys()])
29 def __getitem__(self,key):
32 x=self.table.get(key,None)
36 except AttributeError:
38 def __setitem__(self,key,value):
40 def __delitem__(self,key):
42 def __getattr__(self,name):
43 if name in self.__slots__:
44 return object.__getattr__(self,name)
47 def __setattr__(self,name,value):
48 if name in self.__slots__:
49 object.__setattr__(self,name,value)
52 def __delattr__(self,name):
53 if name in self.__slots__:
54 object.__delattr__(self,name)
62 tbl=self.get_merged_dict()
64 delattr(self,'parent')
65 except AttributeError:
70 tbl[x]=copy.deepcopy(tbl[x])
72 def get_flat(self,key):
74 if isinstance(s,str):return s
76 def _get_list_value_for_modification(self,key):
80 try:value=self.parent[key]
81 except AttributeError:value=[]
82 if isinstance(value,list):
87 if not isinstance(value,list):
91 def append_value(self,var,val):
92 current_value=self._get_list_value_for_modification(var)
93 if isinstance(val,str):
95 current_value.extend(val)
96 def prepend_value(self,var,val):
97 if isinstance(val,str):
99 self.table[var]=val+self._get_list_value_for_modification(var)
100 def append_unique(self,var,val):
101 if isinstance(val,str):
103 current_value=self._get_list_value_for_modification(var)
105 if x not in current_value:
106 current_value.append(x)
107 def get_merged_dict(self):
111 table_list.insert(0,env.table)
113 except AttributeError:break
115 for table in table_list:
116 merged_table.update(table)
118 def store(self,filename):
120 os.makedirs(os.path.split(filename)[0])
124 merged_table=self.get_merged_dict()
125 keys=list(merged_table.keys())
133 buf.append('%s = %s\n'%(k,fun(merged_table[k])))
134 Utils.writef(filename,''.join(buf))
135 def load(self,filename):
137 code=Utils.readf(filename,m='rU')
138 for m in re_imp.finditer(code):
141 Logs.debug('env: %s'%str(self.table))
143 for k,v in d.items():
147 tbl=self.table=self.table.copy()
149 tbl[x]=copy.deepcopy(tbl[x])
150 self.undo_stack=self.undo_stack+[orig]
152 self.table=self.undo_stack.pop(-1)