gi/pygi-private.h

   1 /* -*- Mode: C; c-basic-offset: 4 -*-
   2  * vim: tabstop=4 shiftwidth=4 expandtab
   3  */
   4 #ifndef __PYGI_PRIVATE_H__
   5 #define __PYGI_PRIVATE_H__
   6
   7 #ifdef __PYGI_H__
   8 #   error "Import pygi.h or pygi-private.h, but not both"
   9 #endif
  10
  11 #ifdef HAVE_CONFIG_H
  12 #   include <config.h>
  13 #endif
  14
  15 #include <Python.h>
  16
  17 #include "pygi.h"
  18
  19 #include "pygobject-external.h"
  20
  21 #include "pygi-repository.h"
  22 #include "pygi-info.h"
  23 #include "pygi-struct.h"
  24 #include "pygi-boxed.h"
  25 #include "pygi-argument.h"
  26 #include "pygi-type.h"
  27 #include "pygi-foreign.h"
  28 #include "pygi-closure.h"
  29 #include "pygi-ccallback.h"
  30 #include "pygi-property.h"
  31 #include "pygi-signal-closure.h"
  32 #include "pygi-invoke.h"
  33 #include "pygi-cache.h"
  34 #include "pygi-source.h"
  35
  36 G_BEGIN_DECLS
  37 #if PY_VERSION_HEX >= 0x03000000
  38
  39 #define _PyGI_ERROR_PREFIX(format, ...) G_STMT_START { \
  40     PyObject *py_error_prefix; \
  41     py_error_prefix = PyUnicode_FromFormat(format, ## __VA_ARGS__); \
  42     if (py_error_prefix != NULL) { \
  43         PyObject *py_error_type, *py_error_value, *py_error_traceback; \
  44         PyErr_Fetch(&py_error_type, &py_error_value, &py_error_traceback); \
  45         if (PyUnicode_Check(py_error_value)) { \
  46             PyObject *new; \
  47             new = PyUnicode_Concat(py_error_prefix, py_error_value); \
  48             Py_DECREF(py_error_value); \
  49             if (new != NULL) { \
  50                 py_error_value = new; \
  51             } \
  52         } \
  53         PyErr_Restore(py_error_type, py_error_value, py_error_traceback); \
  54     } \
  55 } G_STMT_END
  56
  57 #else
  58
  59 #define _PyGI_ERROR_PREFIX(format, ...) G_STMT_START { \
  60     PyObject *py_error_prefix; \
  61     py_error_prefix = PyString_FromFormat(format, ## __VA_ARGS__); \
  62     if (py_error_prefix != NULL) { \
  63         PyObject *py_error_type, *py_error_value, *py_error_traceback; \
  64         PyErr_Fetch(&py_error_type, &py_error_value, &py_error_traceback); \
  65         if (PyString_Check(py_error_value)) { \
  66             PyString_ConcatAndDel(&py_error_prefix, py_error_value); \
  67             if (py_error_prefix != NULL) { \
  68                 py_error_value = py_error_prefix; \
  69             } \
  70         } \
  71         PyErr_Restore(py_error_type, py_error_value, py_error_traceback); \
  72     } \
  73 } G_STMT_END
  74
  75 #endif
  76
  77 /* Redefine g_array_index because we want it to return the i-th element, casted
  78  * to the type t, of the array a, and not the i-th element of the array a
  79  * casted to the type t. */
  80 #define _g_array_index(a,t,i) \
  81     *(t *)((a)->data + g_array_get_element_size(a) * (i))
  82
  83
  84 G_END_DECLS
  85
  86 #endif /* __PYGI_PRIVATE_H__ */