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swig/SWIG/Lib/python/pyrun.swg
Marcelo Matus 0baa17ec05 allow to include the swig runtime code into external user libraries 
git-svn-id: https://swig.svn.sourceforge.net/svnroot/swig/trunk@6752 626c5289-ae23-0410-ae9c-e8d60b6d4f22
2004-11-18 00:37:33 +00:00

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/***********************************************************************
* pyrun.swg
*
* This file contains the runtime support for Python modules
* and includes code for managing global variables and pointer
* type checking.
*
* Author : David Beazley (beazley@cs.uchicago.edu)
************************************************************************/
/* Common SWIG API */
#define SWIG_ConvertPtr(obj, pp, type, flags) SWIG_Python_ConvertPtr(obj, pp, type, flags)
#define SWIG_NewPointerObj(p, type, flags) SWIG_Python_NewPointerObj(p, type, flags)
#define SWIG_MustGetPtr(p, type, argnum, flags) SWIG_Python_MustGetPtr(p, type, argnum, flags)
/* Python-specific SWIG API */
#define SWIG_ConvertPacked(obj, ptr, sz, ty, flags) SWIG_Python_ConvertPacked(obj, ptr, sz, ty, flags)
#define SWIG_NewPackedObj(ptr, sz, type) SWIG_Python_NewPackedObj(ptr, sz, type)
/* -----------------------------------------------------------------------------
* Pointer declarations
* ----------------------------------------------------------------------------- */
/*
Use SWIG_NO_COBJECT_TYPES to force the use of strings to represent
C/C++ pointers in the python side. Very useful for debugging, but
not always safe.
*/
#if !defined(SWIG_NO_COBJECT_TYPES) && !defined(SWIG_COBJECT_TYPES)
# define SWIG_COBJECT_TYPES
#endif
/* Flags for pointer conversion */
#define SWIG_POINTER_EXCEPTION 0x1
#define SWIG_POINTER_DISOWN 0x2
#ifdef __cplusplus
extern "C" {
#endif
/* -----------------------------------------------------------------------------
* errors manipulation
* ----------------------------------------------------------------------------- */
SWIGRUNTIME void
SWIG_Python_TypeError(const char *type, PyObject *obj)
{
if (type) {
if (!PyCObject_Check(obj)) {
const char *otype = (obj ? obj->ob_type->tp_name : 0);
if (otype) {
PyObject *str = PyObject_Str(obj);
const char *cstr = str ? PyString_AsString(str) : 0;
if (cstr) {
PyErr_Format(PyExc_TypeError, "a '%s' is expected, '%s(%s)' is received",
type, otype, cstr);
} else {
PyErr_Format(PyExc_TypeError, "a '%s' is expected, '%s' is received",
type, otype);
}
Py_DECREF(str);
return;
}
} else {
const char *otype = (char *) PyCObject_GetDesc(obj);
if (otype) {
PyErr_Format(PyExc_TypeError, "a '%s' is expected, 'PyCObject(%s)' is received",
type, otype);
return;
}
}
PyErr_Format(PyExc_TypeError, "a '%s' is expected", type);
} else {
PyErr_Format(PyExc_TypeError, "unexpected type is received");
}
}
SWIGRUNTIME void
SWIG_Python_NullRef(const char *type)
{
if (type) {
PyErr_Format(PyExc_TypeError, "null reference of type '%s' was received",type);
} else {
PyErr_Format(PyExc_TypeError, "null reference was received");
}
}
SWIGRUNTIME int
SWIG_Python_AddErrMesg(const char* mesg, int infront)
{
if (PyErr_Occurred()) {
PyObject *type = 0;
PyObject *value = 0;
PyObject *traceback = 0;
PyErr_Fetch(&type, &value, &traceback);
if (value) {
PyObject *old_str = PyObject_Str(value);
Py_XINCREF(type);
PyErr_Clear();
if (infront) {
PyErr_Format(type, "%s %s", mesg, PyString_AsString(old_str));
} else {
PyErr_Format(type, "%s %s", PyString_AsString(old_str), mesg);
}
Py_DECREF(old_str);
}
return 1;
} else {
return 0;
}
}
SWIGRUNTIME int
SWIG_Python_ArgFail(int argnum)
{
if (PyErr_Occurred()) {
/* add information about failing argument */
char mesg[256];
sprintf(mesg, "argument number %d:", argnum);
return SWIG_Python_AddErrMesg(mesg, 1);
} else {
return 0;
}
}
/* -----------------------------------------------------------------------------
* pointers/data manipulation
* ----------------------------------------------------------------------------- */
/* Convert a pointer value */
SWIGRUNTIME int
SWIG_Python_ConvertPtr(PyObject *obj, void **ptr, swig_type_info *ty, int flags) {
swig_type_info *tc;
char *c = 0;
static PyObject *SWIG_this = 0;
int newref = 0;
PyObject *pyobj = 0;
void *vptr;
if (!obj) return 0;
if (obj == Py_None) {
*ptr = 0;
return 0;
}
#ifdef SWIG_COBJECT_TYPES
if (!(PyCObject_Check(obj))) {
if (!SWIG_this)
SWIG_this = PyString_FromString("this");
pyobj = obj;
obj = PyObject_GetAttr(obj,SWIG_this);
newref = 1;
if (!obj) goto type_error;
if (!PyCObject_Check(obj)) {
Py_DECREF(obj);
goto type_error;
}
}
vptr = PyCObject_AsVoidPtr(obj);
c = (char *) PyCObject_GetDesc(obj);
if (newref) Py_DECREF(obj);
goto type_check;
#else
if (!(PyString_Check(obj))) {
if (!SWIG_this)
SWIG_this = PyString_FromString("this");
pyobj = obj;
obj = PyObject_GetAttr(obj,SWIG_this);
newref = 1;
if (!obj) goto type_error;
if (!PyString_Check(obj)) {
Py_DECREF(obj);
goto type_error;
}
}
c = PyString_AS_STRING(obj);
/* Pointer values must start with leading underscore */
if (*c != '_') {
if (strcmp(c,"NULL") == 0) {
if (newref) { Py_DECREF(obj); }
*ptr = (void *) 0;
return 0;
} else {
if (newref) { Py_DECREF(obj); }
goto type_error;
}
}
c++;
c = SWIG_UnpackData(c,&vptr,sizeof(void *));
if (!c) goto type_error;
if (newref) { Py_DECREF(obj); }
#endif
type_check:
if (ty) {
tc = SWIG_TypeCheck(c,ty);
if (!tc) goto type_error;
*ptr = SWIG_TypeCast(tc,vptr);
}
if ((pyobj) && (flags & SWIG_POINTER_DISOWN)) {
PyObject_SetAttrString(pyobj,(char*)"thisown",Py_False);
}
return 0;
type_error:
PyErr_Clear();
if (pyobj && !obj) {
obj = pyobj;
if (PyCFunction_Check(obj)) {
/* here we get the method pointer for callbacks */
char *doc = (((PyCFunctionObject *)obj) -> m_ml -> ml_doc);
c = doc ? strstr(doc, "swig_ptr: ") : 0;
if (c) {
c += 10;
if (*c == '_') {
c++;
c = SWIG_UnpackData(c,&vptr,sizeof(void *));
if (!c) goto type_error;
goto type_check;
}
}
}
}
if (flags & SWIG_POINTER_EXCEPTION) {
if (ty) {
SWIG_Python_TypeError(SWIG_TypePrettyName(ty), obj);
} else {
SWIG_Python_TypeError("C/C++ pointer", obj);
}
}
return -1;
}
/* Convert a pointer value, signal an exception on a type mismatch */
SWIGRUNTIME void *
SWIG_Python_MustGetPtr(PyObject *obj, swig_type_info *ty, int argnum, int flags) {
void *result;
if (SWIG_Python_ConvertPtr(obj, &result, ty, flags) == -1) {
PyErr_Clear();
if (flags & SWIG_POINTER_EXCEPTION) {
SWIG_Python_TypeError(SWIG_TypePrettyName(ty), obj);
SWIG_Python_ArgFail(argnum);
}
}
return result;
}
/* Convert a packed value value */
SWIGRUNTIME int
SWIG_Python_ConvertPacked(PyObject *obj, void *ptr, size_t sz, swig_type_info *ty, int flags) {
swig_type_info *tc;
char *c = 0;
if ((!obj) || (!PyString_Check(obj))) goto type_error;
c = PyString_AS_STRING(obj);
/* Pointer values must start with leading underscore */
if (*c != '_') goto type_error;
c++;
c = SWIG_UnpackData(c,ptr,sz);
if (!c) goto type_error;
if (ty) {
tc = SWIG_TypeCheck(c,ty);
if (!tc) goto type_error;
}
return 0;
type_error:
PyErr_Clear();
if (flags & SWIG_POINTER_EXCEPTION) {
if (ty) {
SWIG_Python_TypeError(SWIG_TypePrettyName(ty), obj);
} else {
SWIG_Python_TypeError("C/C++ packed data", obj);
}
}
return -1;
}
/* Create a new pointer string */
SWIGRUNTIME char *
SWIG_Python_PointerStr(char *buff, void *ptr, const char *name, size_t bsz) {
char *r = buff;
if ((2*sizeof(void *) + 2) > bsz) return 0;
*(r++) = '_';
r = SWIG_PackData(r,&ptr,sizeof(void *));
if (strlen(name) + 1 > (bsz - (r - buff))) return 0;
strcpy(r,name);
return buff;
}
/* Create a new pointer object */
SWIGRUNTIME PyObject *
SWIG_Python_NewPointerObj(void *ptr, swig_type_info *type, int own) {
PyObject *robj;
if (!ptr) {
Py_INCREF(Py_None);
return Py_None;
}
#ifdef SWIG_COBJECT_TYPES
robj = PyCObject_FromVoidPtrAndDesc((void *) ptr, (char *) type->name, NULL);
#else
{
char result[1024];
SWIG_Python_PointerStr(result, ptr, type->name, 1024);
robj = PyString_FromString(result);
}
#endif
if (!robj || (robj == Py_None)) return robj;
if (type->clientdata) {
PyObject *inst;
PyObject *args = Py_BuildValue((char*)"(O)", robj);
Py_DECREF(robj);
inst = PyObject_CallObject((PyObject *) type->clientdata, args);
Py_DECREF(args);
if (inst) {
if (own) {
PyObject_SetAttrString(inst,(char*)"thisown",Py_True);
}
robj = inst;
}
}
return robj;
}
SWIGRUNTIME PyObject *
SWIG_Python_NewPackedObj(void *ptr, size_t sz, swig_type_info *type) {
char result[1024];
char *r = result;
if ((2*sz + 2 + strlen(type->name)) > 1024) return 0;
*(r++) = '_';
r = SWIG_PackData(r,ptr,sz);
strcpy(r,type->name);
return PyString_FromString(result);
}
/* -----------------------------------------------------------------------------*
* Get type list
* -----------------------------------------------------------------------------*/
#ifdef SWIG_LINK_RUNTIME
void *SWIG_ReturnGlobalTypeList(void *);
#endif
SWIGRUNTIME swig_type_info **
SWIG_Python_GetTypeListHandle() {
static void *type_pointer = (void *)0;
/* first check if module already created */
if (!type_pointer) {
#ifdef SWIG_LINK_RUNTIME
type_pointer = SWIG_ReturnGlobalTypeList((void *)0);
#else
type_pointer = PyCObject_Import((char*)"swig_runtime_data" SWIG_RUNTIME_VERSION,
(char*)"type_pointer" SWIG_TYPE_TABLE_NAME);
if (PyErr_Occurred()) {
PyErr_Clear();
type_pointer = (void *)0;
}
}
#endif
return (swig_type_info **) type_pointer;
}
/*
Search for a swig_type_info structure
*/
SWIGRUNTIME swig_type_info *
SWIG_Python_GetTypeList() {
swig_type_info **type_list_handle = SWIG_Python_GetTypeListHandle();
return type_list_handle ? *type_list_handle : (swig_type_info *)0;
}
/* -----------------------------------------------------------------------------*
* Standard SWIG API
* -----------------------------------------------------------------------------*/
SWIGRUNTIME swig_type_info *
SWIG_Python_TypeQuery(const char *name) {
swig_type_info *tl = SWIG_Python_GetTypeList();
return SWIG_TypeQueryTL(tl, name);
}
SWIGRUNTIME swig_type_info *
SWIG_Python_TypeRegister(swig_type_info *ti) {
swig_type_info **tlh = SWIG_Python_GetTypeListHandle();
return SWIG_TypeRegisterTL(tlh, ti);
}
SWIGRUNTIME void
SWIG_Python_TypeClientData(swig_type_info *ti, void *clientdata) {
swig_type_info *tl = SWIG_Python_GetTypeList();
SWIG_TypeClientDataTL(tl, ti, clientdata);
}
SWIGRUNTIME void
SWIG_Python_PropagateClientData(swig_type_info *type) {
swig_type_info *tl = SWIG_Python_GetTypeList();
SWIG_PropagateClientDataTL(tl, type);
}
#ifdef __cplusplus
}
#endif
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