From b6216dd2e7451093239cd04a985be4130714823e Mon Sep 17 00:00:00 2001 From: Jack Jansen Date: Tue, 28 Jun 2005 15:14:35 +0000 Subject: More factorization to help C++ support. --- Tools/bgen/bgen/bgenBuffer.py | 22 ++++++++++++++++------ Tools/bgen/bgen/bgenStackBuffer.py | 3 +++ Tools/bgen/bgen/bgenStringBuffer.py | 3 +++ Tools/bgen/bgen/bgenType.py | 21 ++++++++++++++++----- Tools/bgen/bgen/bgenVariable.py | 9 +++++---- Tools/bgen/bgen/scantools.py | 11 ++++++++--- 6 files changed, 51 insertions(+), 18 deletions(-) diff --git a/Tools/bgen/bgen/bgenBuffer.py b/Tools/bgen/bgen/bgenBuffer.py index f895315..bc11e64 100644 --- a/Tools/bgen/bgen/bgenBuffer.py +++ b/Tools/bgen/bgen/bgenBuffer.py @@ -38,10 +38,11 @@ class FixedInputOutputBufferType(InputOnlyType): self.sizeformat = sizeformat or type2format[sizetype] self.label_needed = 0 - def getDeclarations(self, name, reference=False): + def getArgDeclarations(self, name, reference=False): if reference: raise RuntimeError, "Cannot pass buffer types by reference" - return self.getBufferDeclarations(name) + self.getSizeDeclarations(name) + return (self.getBufferDeclarations(name) + + self.getSizeDeclarations(name)) def getBufferDeclarations(self, name): return self.getInputBufferDeclarations(name) + self.getOutputBufferDeclarations(name) @@ -53,10 +54,10 @@ class FixedInputOutputBufferType(InputOnlyType): return ["%s %s__out__[%s]" % (self.datatype, name, self.size)] def getSizeDeclarations(self, name): - return [ - "%s %s__len__" %(self.sizetype, name), - "int %s__in_len__" %(name) - ] + return ["%s %s__len__" %(self.sizetype, name)] + + def getAuxDeclarations(self, name): + return ["int %s__in_len__" %(name)] def getargsFormat(self): return "s#" @@ -189,6 +190,9 @@ class StructInputOutputBufferType(FixedInputOutputBufferType): return ["%s *%s__in__" % (self.type, name)] def getSizeDeclarations(self, name): + return [] + + def getAuxDeclarations(self, name): return ["int %s__in_len__" % (name)] def getOutputBufferDeclarations(self, name): @@ -248,6 +252,9 @@ class StructOutputBufferType(OutputOnlyBufferMixIn, StructInputOutputBufferType) def getSizeDeclarations(self, name): return [] + def getAuxDeclarations(self, name): + return [] + def passOutput(self, name): return "&%s__out__" % name @@ -262,5 +269,8 @@ class ArrayOutputBufferType(OutputOnlyBufferMixIn, StructInputOutputBufferType): def getSizeDeclarations(self, name): return [] + def getAuxDeclarations(self, name): + return [] + def passOutput(self, name): return "%s__out__" % name diff --git a/Tools/bgen/bgen/bgenStackBuffer.py b/Tools/bgen/bgen/bgenStackBuffer.py index 32f97f9..431bb73 100644 --- a/Tools/bgen/bgen/bgenStackBuffer.py +++ b/Tools/bgen/bgen/bgenStackBuffer.py @@ -23,6 +23,9 @@ class VarStackOutputBufferType(StackOutputBufferType): """ def getSizeDeclarations(self, name): + return [] + + def getAuxDeclarations(self, name): return ["int %s__len__ = %s" % (name, self.size)] def passOutput(self, name): diff --git a/Tools/bgen/bgen/bgenStringBuffer.py b/Tools/bgen/bgen/bgenStringBuffer.py index 01155b3..a232f83 100644 --- a/Tools/bgen/bgen/bgenStringBuffer.py +++ b/Tools/bgen/bgen/bgenStringBuffer.py @@ -26,6 +26,9 @@ class StringBufferMixIn: def getSizeDeclarations(self, name): return [] + def getAuxDeclarations(self, name): + return [] + def getargsFormat(self): return "s" diff --git a/Tools/bgen/bgen/bgenType.py b/Tools/bgen/bgen/bgenType.py index a31aa74..f7cb388 100644 --- a/Tools/bgen/bgen/bgenType.py +++ b/Tools/bgen/bgen/bgenType.py @@ -24,17 +24,25 @@ class Type: Example: int.declare('spam') prints "int spam;" """ - for decl in self.getDeclarations(name, reference): + for decl in self.getArgDeclarations(name, reference): + Output("%s;", decl) + for decl in self.getAuxDeclarations(name): Output("%s;", decl) - def getDeclarations(self, name, reference=False): - """Return a string declaring a variable or argument, without - any syntactic adornment""" + def getArgDeclarations(self, name, reference=False): + """Return the main part of the declarations for this type: the items + that will be passed as arguments in the C/C++ function call.""" if reference: return ["%s& %s" % (self.typeName, name)] else: return ["%s %s" % (self.typeName, name)] + def getAuxDeclarations(self, name): + """Return any auxiliary declarations needed for implementing this + type, such as helper variables used to hold sizes, etc. These declarations + are not part of the C/C++ function call interface.""" + return [] + def getargs(self): return self.getargsFormat(), self.getargsArgs() @@ -187,7 +195,10 @@ class FakeType(InputOnlyType): self.substitute = substitute self.typeName = None # Don't show this argument in __doc__ string - def getDeclarations(self, name, reference=False): + def getArgDeclarations(self, name, reference=False): + return [] + + def getAuxDeclarations(self, name, reference=False): return [] def getargsFormat(self): diff --git a/Tools/bgen/bgen/bgenVariable.py b/Tools/bgen/bgen/bgenVariable.py index bc1199c..6edeb87 100644 --- a/Tools/bgen/bgen/bgenVariable.py +++ b/Tools/bgen/bgen/bgenVariable.py @@ -45,11 +45,12 @@ class Variable: elif self.flags != SelfMode: self.type.declare(self.name) - def getDeclarations(self): - """Return the unadorned declaration of the variable, - suitable for use in a formal parameter list.""" + def getArgDeclarations(self): refmode = (self.flags & RefMode) - return self.type.getDeclarations(self.name, reference=refmode) + return self.type.getArgDeclarations(self.name, reference=refmode) + + def getAuxDeclarations(self): + return self.type.getAuxDeclarations(self.name) def getargsFormat(self): """Call the type's getargsFormatmethod.""" diff --git a/Tools/bgen/bgen/scantools.py b/Tools/bgen/bgen/scantools.py index 67539e0..1ebf70d 100644 --- a/Tools/bgen/bgen/scantools.py +++ b/Tools/bgen/bgen/scantools.py @@ -482,8 +482,7 @@ if missing: raise "Missing Types" modifiers = self.getmodifiers(match) type = self.pythonizename(type) name = self.pythonizename(name) - if name in self.alreadydone: - self.report("Name has already been defined: %r", name) + if self.checkduplicate(name): return self.report("==> %s %s <==", type, name) if self.blacklisted(type, name): @@ -499,7 +498,6 @@ if missing: raise "Missing Types" ## self.report(" %r", arg) self.report("*** %s %s unmanageable", type, name) return - self.alreadydone.append(name) if modifiers: self.generate(type, name, arglist, modifiers) else: @@ -508,6 +506,13 @@ if missing: raise "Missing Types" def getmodifiers(self, match): return [] + def checkduplicate(self, name): + if name in self.alreadydone: + self.report("Name has already been defined: %r", name) + return True + self.alreadydone.append(name) + return False + def pythonizename(self, name): name = re.sub("\*", " ptr", name) name = name.strip() -- cgit v0.12