Removed Strings from Python module.

git-svn-id: https://swig.svn.sourceforge.net/svnroot/swig/trunk@541 626c5289-ae23-0410-ae9c-e8d60b6d4f22
This commit is contained in:
Dave Beazley 2000-07-09 19:15:25 +00:00
commit 64ffd61547
7 changed files with 896 additions and 875 deletions

View file

@ -13,8 +13,8 @@ AR = @AR@
RANLIB = @RANLIB@
TARGET = libmodules11.a
OBJS = swigmain.o tcl8.o perl5.o python.o pycpp.o guile.o java.o mzscheme.o ruby.o
SRCS = swigmain.cxx tcl8.cxx perl5.cxx python.cxx pycpp.cxx guile.cxx java.cxx mzscheme.cxx ruby.cxx
OBJS = swigmain.o tcl8.o perl5.o python.o guile.o java.o mzscheme.o ruby.o
SRCS = swigmain.cxx tcl8.cxx perl5.cxx python.cxx guile.cxx java.cxx mzscheme.cxx ruby.cxx
INCLUDE = -I$(srcdir)/../Include \
-I$(srcdir)/../SWIG1.1 \
-I$(srcdir)/../SWIG1.3 \

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@ -1,535 +0,0 @@
/*******************************************************************************
* Simplified Wrapper and Interface Generator (SWIG)
*
* Author : David Beazley
*
* Department of Computer Science
* University of Chicago
* 1100 E 58th Street
* Chicago, IL 60637
* beazley@cs.uchicago.edu
*
* Please read the file LICENSE for the copyright and terms by which SWIG
* can be used and distributed.
*******************************************************************************/
static char cvsroot[] = "$Header$";
/**********************************************************************
* $Header$
*
* pycpp.cxx
*
* This module contains code to generate Python shadow classes of C/C++
* objects.
**************************************************************************/
#include "mod11.h"
#include "python.h"
static String *setattr;
static String *getattr;
static String *csetattr;
static String *cgetattr;
static String *pyclass;
static String *imethod;
static String *construct;
static String *cinit;
static String *additional;
static int have_constructor;
static int have_destructor;
static int have_getattr;
static int have_setattr;
static int have_repr;
//static char *class_name;
static char *class_type;
static char *real_classname;
static String *base_class;
static String base_getattr;
static String base_setattr;
static int class_renamed = 0;
// --------------------------------------------------------------------------
// PYTHON::cpp_open_class(char *classname, char *rname, char *ctype, int strip)
//
// Opens a new C++ class or structure.
// --------------------------------------------------------------------------
void PYTHON::cpp_open_class(char *classname, char *rname, char *ctype, int strip) {
char temp[256];
this->Language::cpp_open_class(classname, rname, ctype, strip);
if (shadow) {
/* Create new strings for building up a wrapper function */
setattr = new String();
getattr = new String();
csetattr = new String();
cgetattr = new String();
pyclass = new String();
imethod = new String();
construct = new String();
cinit = new String();
additional= new String();
base_class = 0;
base_getattr = "";
base_setattr = "";
// *pyclass << "class " << rname << ":\n";
have_constructor = 0;
have_destructor = 0;
have_getattr = 0;
have_setattr = 0;
have_repr = 0;
if (rname) {
class_name = copy_string(rname);
class_renamed = 1;
} else {
class_name = copy_string(classname);
class_renamed = 0;
}
}
real_classname = copy_string(classname);
class_type = copy_string(ctype);
// Build up the hash table
Setattr(hash,real_classname,class_name);
sprintf(temp,"%s %s", class_type, real_classname);
Setattr(hash,temp,class_name);
if (shadow) {
*setattr << tab4 << "def __setattr__(self,name,value):\n"
<< tab8 << "if (name == \"this\") or (name == \"thisown\"): self.__dict__[name] = value; return\n"
<< tab8 << "method = " << class_name << ".__setmethods__.get(name,None)\n"
<< tab8 << "if method: return method(self,value)\n";
*getattr << tab4 << "def __getattr__(self,name):\n";
*csetattr << tab4 << "__setmethods__ = {\n";
*cgetattr << tab4 << "__getmethods__ = {\n";
}
}
// --------------------------------------------------------------------------
// PYTHON::cpp_member_func(char *name, char *iname, DataType *t, ParmList *l)
//
// Creates a C++ member function
// --------------------------------------------------------------------------
void PYTHON::cpp_member_func(char *name, char *iname, DataType *t, ParmList *l) {
Parm *p;
int i;
char *realname;
int oldshadow;
int pcount;
int numopt;
int have_optional;
String cname = "python:";
String translate = "";
// Create the default member function
oldshadow = shadow; // Disable shadowing when wrapping member functions
if (shadow) shadow = shadow | PYSHADOW_MEMBER;
this->Language::cpp_member_func(name,iname,t,l);
shadow = oldshadow;
if (shadow) {
if (!iname)
realname = name;
else
realname = iname;
// Check to see if we've already seen this
cname << class_name << "::" << realname;
if (Getattr(symbols,cname.get())) {
return; // Forget it, already saw it
}
Setattr(symbols,cname.get(),cname.get());
if (strcmp(realname,"__repr__") == 0)
have_repr = 1;
if (!((Getattr(hash,t->name)) && (t->is_pointer <=1)) && !noopt) {
*imethod << class_name << "." << realname << " = new.instancemethod(" << module << "." << Swig_name_member(class_name,realname) << ", None, " << class_name << ")\n";
/* *pyclass << tab4 << realname << " = " << module << ".__shadow__." << Swig_name_member(class_name,realname) << "\n"; */
} else {
// Now add it to the class
if (use_kw)
*pyclass << tab4 << "def " << realname << "(*args, **kwargs):\n";
else
*pyclass << tab4 << "def " << realname << "(*args):\n";
if (use_kw)
*pyclass << tab8 << "val = apply(" << module << "." << Swig_name_member(class_name,realname) << ",args, kwargs)\n";
else
*pyclass << tab8 << "val = apply(" << module << "." << Swig_name_member(class_name,realname) << ",args)\n";
// Check to see if the return type is an object
if ((Getattr(hash,t->name)) && (t->is_pointer <= 1)) {
if (!typemap_check((char*)"out",typemap_lang,t,Swig_name_member(class_name,realname))) {
if (!have_output) {
*pyclass << tab8 << "if val: val = " << GetChar(hash,t->name) << "Ptr(val) ";
if (((Getattr(hash,t->name)) && (t->is_pointer < 1)) ||
((Getattr(hash,t->name)) && (t->is_pointer == 1) && NewObject))
*pyclass << "; val.thisown = 1\n";
else
*pyclass << "\n";
} else {
// Do nothing!
}
}
}
*pyclass << tab8 << "return val\n";
}
// emitAddPragmas(*pyclass, realname, tab8);
// *pyclass << tab8 << "return val\n";
}
}
// -----------------------------------------------------------------------------
// void PYTHON::cpp_constructor(char *name, char *iname, ParmList *l)
//
// Make a constructor for our class
// -----------------------------------------------------------------------------
void PYTHON::cpp_constructor(char *name, char *iname, ParmList *l) {
char *realname;
Parm *p;
int i;
int oldshadow = shadow;
String cname = "python:constructor:";
String translate = "";
int pcount, numopt;
int have_optional;
if (shadow) shadow = shadow | PYSHADOW_MEMBER;
this->Language::cpp_constructor(name,iname,l);
shadow = oldshadow;
if (shadow) {
if (iname)
realname = iname;
else {
if (class_renamed) realname = class_name;
else realname = class_name;
}
// Check to see if we've already seen this
cname << class_name << "::" << realname;
if (Getattr(symbols,cname.get())) {
return; // Forget it, already seen it
}
Setattr(symbols,cname.get(),cname.get());
if (!have_constructor) {
// Create a new constructor
if (use_kw)
*construct << tab4 << "def __init__(self,*args,**kwargs):\n";
else
*construct << tab4 << "def __init__(self,*args):\n";
if (use_kw)
*construct << tab8 << "self.this = apply(" << module << "." << Swig_name_construct(realname) << ",args,kwargs)\n";
else
*construct << tab8 << "self.this = apply(" << module << "." << Swig_name_construct(realname) << ",args)\n";
*construct << tab8 << "self.thisown = 1\n";
emitAddPragmas(*construct,(char*)"__init__",(char*)tab8);
have_constructor = 1;
} else {
// Hmmm. We seem to be creating a different constructor. We're just going to create a
// function for it.
if (use_kw)
*additional << "def " << realname << "(*args,**kwargs):\n";
else
*additional << "def " << realname << "(*args):\n";
*additional << tab4 << "val = " << class_name << "Ptr(apply(";
if (use_kw)
*additional << module << "." << Swig_name_construct(realname) << ",args,kwargs))\n";
else
*additional << module << "." << Swig_name_construct(realname) << ",args))\n";
*additional << tab4 << "val.thisown = 1\n"
<< tab4 << "return val\n\n";
}
}
}
// ------------------------------------------------------------------------------
// void PYTHON::cpp_destructor(char *name, char *newname)
//
// Creates a destructor for this object
// ------------------------------------------------------------------------------
void PYTHON::cpp_destructor(char *name, char *newname) {
char *realname;
int oldshadow = shadow;
if (shadow) shadow = shadow | PYSHADOW_MEMBER;
this->Language::cpp_destructor(name,newname);
shadow = oldshadow;
if (shadow) {
if (newname) realname = newname;
else {
if (class_renamed) realname = class_name;
else realname = name;
}
*pyclass << tab4 << "def __del__(self," << module << "=" << module << "):\n";
emitAddPragmas(*pyclass,(char*)"__del__",(char*)tab8);
*pyclass << tab8 << "if self.thisown == 1 :\n"
<< tab8 << tab4 << module << "." << Swig_name_destroy(realname) << "(self)\n";
have_destructor = 1;
}
}
// -------------------------------------------------------------------------------
// PYTHON::cpp_close_class()
//
// Closes a Python class and writes out a wrapper
// -------------------------------------------------------------------------------
void PYTHON::cpp_close_class() {
String ptrclass;
String repr;
if (shadow) {
if (!have_constructor) {
// Build a constructor that takes a pointer to this kind of object
*construct << tab4 << "def __init__(self,this):\n";
*construct << tab8 << "self.this = this\n";
}
// First, build the pointer base class
if (base_class) {
ptrclass << "class " << class_name << "(" << *base_class << "):\n";
} else {
ptrclass << "class " << class_name << ":\n";
}
// *getattr << tab8 << "return self.__dict__[name]\n";
*getattr << tab8 << "method = " << class_name << ".__getmethods__.get(name,None)\n"
<< tab8 << "if method: return method(self)\n";
*getattr << tab8 << "raise AttributeError,name\n";
*setattr << tab8 << "self.__dict__[name] = value\n";
*cgetattr << tab4 << "}\n";
*csetattr << tab4 << "}\n";
ptrclass << *cinit
<< *construct << "\n";
classes << ptrclass
<< *pyclass;
if (have_setattr) {
classes << *csetattr;
classes << *setattr;
}
if (have_getattr) {
classes << *cgetattr;
classes << *getattr;
}
if (!have_repr) {
// Supply a repr method for this class
repr << tab4 << "def __repr__(self):\n"
<< tab8 << "return \"<C " << class_name <<" instance at %s>\" % (self.this,)\n";
classes << repr;
emitAddPragmas(classes,(char*)"__class__",(char*)tab4);
}
// Now build the real class with a normal constructor
classes << "class " << class_name << "Ptr(" << class_name << "):\n";
classes << tab4 << "def __init__(self,this):\n"
<< tab8 << "self.this = this\n"
<< tab8 << "self.thisown = 0\n"
<< tab8 << "self.__class__ = " << class_name << "\n"
<< "\n" << *additional << "\n";
classes << *imethod << "\n";
delete pyclass;
delete imethod;
delete setattr;
delete getattr;
delete additional;
}
}
void PYTHON::cpp_cleanup() { };
void PYTHON::cpp_inherit(char **baseclass,int) {
char *bc;
int i = 0, first_base = 0;
if (!shadow) {
this->Language::cpp_inherit(baseclass);
return;
}
// We'll inherit variables and constants, but not methods
this->Language::cpp_inherit(baseclass, INHERIT_VAR);
if (!baseclass) return;
base_class = new String;
// Now tell the Python module that we're inheriting from a base class
while (baseclass[i]) {
bc = GetChar(hash,baseclass[i]);
if (bc) {
if (first_base) *base_class << ",";
*base_class << bc;
first_base = 1;
}
i++;
}
if (!first_base) {
delete base_class;
base_class = 0;
}
}
// --------------------------------------------------------------------------------
// PYTHON::cpp_variable(char *name, char *iname, DataType *t)
//
// Adds an instance member.
// --------------------------------------------------------------------------------
void PYTHON::cpp_variable(char *name, char *iname, DataType *t) {
char *realname;
int inhash = 0;
int oldshadow = shadow;
String cname = "python:";
if (shadow) shadow = shadow | PYSHADOW_MEMBER;
this->Language::cpp_variable(name,iname,t);
shadow = oldshadow;
if (shadow) {
have_getattr = 1;
have_setattr = 1;
if (!iname)
realname = name;
else
realname = iname;
// Check to see if we've already seen this
cname << class_name << "::" << realname;
if (Getattr(symbols,cname.get())) {
return; // Forget it, already seen it
}
Setattr(symbols,cname.get(),cname.get());
// Figure out if we've seen this datatype before
if ((Getattr(hash,t->name)) && (t->is_pointer <= 1)) inhash = 1;
// Now write some code to set the variable
if (Status & STAT_READONLY) {
// *setattr << tab8 << tab4 << "raise RuntimeError, \'Member is read-only\'\n";
} else {
*csetattr << tab8 << "\"" << realname << "\" : " << module << "." << Swig_name_set(Swig_name_member(class_name,realname)) << ",\n";
}
// Write some code to get the variable
if (inhash) {
*cgetattr << tab8 << "\"" << realname << "\" : lambda x : " << GetChar(hash,t->name) << "Ptr(" << module << "." << Swig_name_get(Swig_name_member(class_name,realname)) << "(x)),\n";
} else {
*cgetattr << tab8 << "\"" << realname << "\" : " << module << "." << Swig_name_get(Swig_name_member(class_name,realname)) << ",\n";
}
}
}
// --------------------------------------------------------------------------------
// PYTHON::cpp_declare_const(char *name, char *iname, DataType *type, char *value)
//
// Add access to a C++ constant
// --------------------------------------------------------------------------------
void PYTHON::cpp_declare_const(char *name, char *iname, DataType *type, char *value) {
char *realname;
int oldshadow = shadow;
String cname = "python:";
if (shadow) shadow = shadow | PYSHADOW_MEMBER;
this->Language::cpp_declare_const(name,iname,type,value);
shadow = oldshadow;
if (shadow) {
if (!iname)
realname = name;
else
realname = iname;
// Check to see if we've already seen this
cname << class_name << "::" << realname;
if (Getattr(symbols,cname.get())) {
return; // Forget it, already seen it
}
Setattr(symbols,cname.get(),cname.get());
*cinit << tab4 << realname << " = " << module << "." << Swig_name_member(class_name,realname) << "\n";
}
}
// --------------------------------------------------------------------------------
// PYTHON::add_typedef(DataType *t, char *name)
//
// This is called whenever a typedef is encountered. When shadow classes are
// used, this function lets us discovered hidden uses of a class. For example :
//
// struct FooBar {
// ...
// }
//
// typedef FooBar *FooBarPtr;
//
// --------------------------------------------------------------------------------
void PYTHON::add_typedef(DataType *t, char *name) {
if (!shadow) return;
// First check to see if there aren't too many pointers
if (t->is_pointer > 1) return;
if (Getattr(hash,name)) return; // Already added
// Now look up the datatype in our shadow class hash table
if (Getattr(hash,t->name)) {
// Yep. This datatype is in the hash
// Put this types 'new' name into the hash
Setattr(hash,name, GetChar(hash,t->name));
}
}

File diff suppressed because it is too large Load diff

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@ -23,55 +23,22 @@
class PYTHON : public Language {
protected:
char *module; // Module name
char *path; // Pathname of where to look for library files
char *methods; // Method table name
char *global_name; // Name of global variables.
void get_pointer(char *iname, char *srcname, char *src, char *dest, DataType *t, String &f, char *ret);
int shadow;
int have_defarg;
int docstring;
int have_output;
int use_kw;
int noopt;
FILE *f_shadow;
DOH *hash;
DOH *symbols;
String classes;
String func;
String vars;
String modinit;
String modextern;
void get_pointer(char *iname, char *srcname, char *src, char *dest, DataType *t, DOHString *f, char *ret);
char *import_file;
char *class_name;
void add_method(char *name, char *function, int kw);
void print_methods();
char *usage_var(char *, DataType *);
char *usage_func(char *, DataType *, ParmList *);
char *usage_const(char *, DataType *, char *);
char *usage_const(char *, DataType *, char *);
// Add for Python-COM support
virtual void initialize_cmodule();
virtual void close_cmodule();
virtual void emit_function_header(WrapperFunction &emit_to, char *wname);
virtual char *convert_self(WrapperFunction &f);
virtual char *make_funcname_wrapper(char *fnName);
void emitAddPragmas(String& output, char* name, char* spacing);
void emitAddPragmas(DOHString *output, char* name, char* spacing);
public :
PYTHON() {
module = (char *) 0;
path = (char*)"python"; // Set this to subdirectory where language
// Dependent library files will be stored
global_name = (char*)"cvar";
shadow = 0;
have_defarg = 0;
import_file = 0;
use_kw = 0;
noopt = 1;
hash = NewHash();
symbols = NewHash();
};
// Don't change any of this
virtual void parse_args(int, char *argv[]);
@ -107,3 +74,6 @@ public :
#define PYSHADOW_MEMBER 0x2

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@ -1278,7 +1278,7 @@ void RUBY::pragma(char *lang, char *cmd, char *value) {
void RUBY::cpp_pragma(Pragma *plist) {
while (plist) {
pragma(plist->lang.get(), plist->name.get(), plist->value.get());
pragma(Char(plist->lang), Char(plist->name), Char(plist->value));
plist = plist->next;
}
}

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@ -1357,11 +1357,12 @@ void cplus_add_pragma(char *lang, char *name, char *value)
{
Pragma *pp;
Pragma *p = new Pragma;
p->filename = input_file;
p->filename = NewString(input_file);
p->lang = NewString(lang);
p->name = NewString(name);
p->value = NewString(value);
p->next = 0;
p->lineno = line_number;
p->lang = lang;
p->name = name;
p->value = value;
if (!current_class->pragmas) {
current_class->pragmas = p;

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@ -246,12 +246,11 @@ public:
#define INHERIT_ALL (INHERIT_FUNC | INHERIT_VAR | INHERIT_CONST)
struct Pragma {
Pragma() { next = 0; }
String filename;
int lineno;
String lang;
String name;
String value;
void *filename;
int lineno;
void *lang;
void *name;
void *value;
Pragma *next;
};