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// -*- mode: cpp; mode: fold -*-
// Description /*{{{*/
// $Id: generic.cc,v 1.1.1.1 2001/02/20 06:32:01 jgg Exp $
/* ######################################################################
generic - Some handy functions to make integration a tad simpler
##################################################################### */
/*}}}*/
// Include Files /*{{{*/
#include "generic.h"
#include <apt-pkg/error.h>
/*}}}*/
// HandleErrors - This moves errors from _error to Python Exceptions /*{{{*/
// ---------------------------------------------------------------------
/* We throw away all warnings and only propogate the first error. */
PyObject *HandleErrors(PyObject *Res)
{
if (_error->PendingError() == false)
{
// Throw away warnings
_error->Discard();
return Res;
}
if (Res != 0) {
Py_DECREF(Res);
}
string Err;
int errcnt = 0;
while (_error->empty() == false)
{
string Msg;
bool Type = _error->PopMessage(Msg);
if (errcnt > 0)
Err.append(", ");
Err.append((Type == true ? "E:" : "W:"));
Err.append(Msg);
++errcnt;
}
if (errcnt == 0)
Err = "Internal Error";
PyErr_SetString(PyExc_SystemError,Err.c_str());
return 0;
}
/*}}}*/
// ListToCharChar - Convert a list to an array of char char /*{{{*/
// ---------------------------------------------------------------------
/* Caller must free the result. 0 on error. */
const char **ListToCharChar(PyObject *List,bool NullTerm)
{
// Convert the argument list into a char **
int Length = PySequence_Length(List);
const char **Res = new const char *[Length + (NullTerm == true?1:0)];
for (int I = 0; I != Length; I++)
{
PyObject *Itm = PySequence_GetItem(List,I);
if (PyString_Check(Itm) == 0)
{
PyErr_SetNone(PyExc_TypeError);
delete [] Res;
return 0;
}
Res[I] = PyString_AsString(Itm);
}
if (NullTerm == true)
Res[Length] = 0;
return Res;
}
/*}}}*/
// CharCharToList - Inverse of the above /*{{{*/
// ---------------------------------------------------------------------
/* Zero size indicates the list is Null terminated. */
PyObject *CharCharToList(const char **List,unsigned long Size)
{
if (Size == 0)
{
for (const char **I = List; *I != 0; I++)
Size++;
}
// Convert the whole configuration space into a list
PyObject *PList = PyList_New(Size);
for (unsigned long I = 0; I != Size; I++, List++)
PyList_SetItem(PList,I,PyString_FromString(*List));
return PList;
}
/*}}}*/
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