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gvanrossumgvanrossum
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reorganized class structure so Manualgenerator works again
1 parent 4df16c7 commit d9ff26b

1 file changed

Lines changed: 74 additions & 56 deletions

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‎Tools/bgen/bgen/bgenGenerator.py‎

Lines changed: 74 additions & 56 deletions
Original file line numberDiff line numberDiff line change
@@ -12,17 +12,84 @@
1212
INOUT = IN_OUT = "in-out"
1313

1414

15-
class FunctionGenerator:
15+
class BaseFunctionGenerator:
1616

17-
def __init__(self, returntype, name, *argumentList):
17+
def __init__(self, name):
1818
print "<--", name
19-
self.returntype = returntype
2019
self.name = name
20+
self.prefix = name
21+
self.objecttype = "PyObject" # Type of _self argument to function
22+
23+
def setprefix(self, prefix):
24+
self.prefix = prefix
25+
26+
def generate(self):
27+
print "-->", self.name
28+
self.functionheader()
29+
self.functionbody()
30+
self.functiontrailer()
31+
32+
def functionheader(self):
33+
Output()
34+
Output("static PyObject *%s_%s(_self, _args)",
35+
self.prefix, self.name)
36+
IndentLevel()
37+
Output("%s *_self;", self.objecttype)
38+
Output("PyObject *_args;")
39+
DedentLevel()
40+
OutLbrace()
41+
Output("PyObject *_res = NULL;")
42+
43+
def functionbody(self):
44+
Output("/* XXX To be provided */")
45+
46+
def functiontrailer(self):
47+
OutRbrace()
48+
49+
def reference(self, name = None):
50+
if name is None:
51+
name = self.name
52+
docstring = self.docstring()
53+
Output("{\"%s\", (PyCFunction)%s_%s, 1,", name, self.prefix, self.name)
54+
Output(" %s},", stringify(docstring))
55+
56+
def docstring(self):
57+
return None
58+
59+
60+
_stringify_map = {'\n': '\\n', '\t': '\\t', '\r': '\\r', '\b': '\\b',
61+
'\e': '\\e', '\a': '\\a', '\f': '\\f', '"': '\\"'}
62+
def stringify(str):
63+
if str is None: return "NULL"
64+
res = '"'
65+
map = _stringify_map
66+
for c in str:
67+
if map.has_key(c): res = res + map[c]
68+
elif ' ' <= c <= '~': res = res + c
69+
else: res = res + '\\%03o' % ord(c)
70+
res = res + '"'
71+
return res
72+
73+
74+
class ManualGenerator(BaseFunctionGenerator):
75+
76+
def __init__(self, name, body):
77+
BaseFunctionGenerator.__init__(self, name)
78+
self.body = body
79+
80+
def functionbody(self):
81+
Output("%s", self.body)
82+
83+
84+
class FunctionGenerator(BaseFunctionGenerator):
85+
86+
def __init__(self, returntype, name, *argumentList):
87+
BaseFunctionGenerator.__init__(self, name)
88+
self.returntype = returntype
2189
self.argumentList = []
2290
self.setreturnvar()
2391
self.parseArgumentList(argumentList)
2492
self.prefix = "XXX" # Will be changed by setprefix() call
25-
self.objecttype = "PyObject" # Type of _self argument to function
2693
self.itselftype = None # Type of _self->ob_itself, if defined
2794

2895
def setreturnvar(self):
@@ -35,9 +102,6 @@ def setreturnvar(self):
35102
def makereturnvar(self):
36103
return Variable(self.returntype, "_rv", OutMode)
37104

38-
def setprefix(self, prefix):
39-
self.prefix = prefix
40-
41105
def setselftype(self, selftype, itselftype):
42106
self.objecttype = selftype
43107
self.itselftype = itselftype
@@ -49,13 +113,6 @@ def parseArgumentList(self, argumentList):
49113
if name is None: name = "_arg%d" % iarg
50114
arg = Variable(type, name, mode)
51115
self.argumentList.append(arg)
52-
53-
def reference(self, name = None):
54-
if name is None:
55-
name = self.name
56-
docstring = self.docstring()
57-
Output("{\"%s\", (PyCFunction)%s_%s, 1,", name, self.prefix, self.name)
58-
Output(" %s},", stringify(docstring))
59116

60117
def docstring(self):
61118
import string
@@ -89,27 +146,13 @@ def docstring(self):
89146
else:
90147
outstr = "(%s)" % string.joinfields(output, ", ")
91148
return instr + " -> " + outstr
92-
93-
def generate(self):
94-
print "-->", self.name
95-
self.functionheader()
149+
150+
def functionbody(self):
96151
self.declarations()
97152
self.getargs()
98153
self.callit()
99154
self.checkit()
100155
self.returnvalue()
101-
self.functiontrailer()
102-
103-
def functionheader(self):
104-
Output()
105-
Output("static PyObject *%s_%s(_self, _args)",
106-
self.prefix, self.name)
107-
IndentLevel()
108-
Output("%s *_self;", self.objecttype)
109-
Output("PyObject *_args;")
110-
DedentLevel()
111-
OutLbrace()
112-
Output("PyObject *_res = NULL;")
113156

114157
def declarations(self):
115158
for arg in self.argumentList:
@@ -182,9 +225,6 @@ def returnvalue(self):
182225
arg.cleanup()
183226
Output("return _res;")
184227

185-
def functiontrailer(self):
186-
OutRbrace()
187-
188228

189229
class MethodGenerator(FunctionGenerator):
190230

@@ -197,29 +237,6 @@ def parseArgumentList(self, args):
197237
self.argumentList.append(self.itself)
198238
FunctionGenerator.parseArgumentList(self, args)
199239

200-
class ManualGenerator(FunctionGenerator):
201-
202-
def __init__(self, name, body):
203-
self.name = name
204-
self.body = body
205-
206-
def definition(self):
207-
self.functionheader()
208-
Output("%s", self.body)
209-
self.functiontrailer()
210-
211-
_stringify_map = {'\n': '\\n', '\t': '\\t', '\r': '\\r', '\b': '\\b',
212-
'\e': '\\e', '\a': '\\a', '\f': '\\f', '"': '\\"'}
213-
def stringify(str):
214-
if str is None: return "None"
215-
res = '"'
216-
map = _stringify_map
217-
for c in str:
218-
if map.has_key(c): res = res + map[c]
219-
elif ' ' <= c <= '~': res = res + c
220-
else: res = res + '\\%03o' % ord(c)
221-
res = res + '"'
222-
return res
223240

224241
def _test():
225242
void = None
@@ -233,5 +250,6 @@ def _test():
233250
print "/* START */"
234251
eggs.generate()
235252

253+
236254
if __name__ == "__main__":
237255
_test()

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