From b667c8b41df307c06b9df3ab4122e7ffcf20672a Mon Sep 17 00:00:00 2001
From: Yevgen Muntyan <17531749+muntyan@users.noreply.github.com>
Date: Tue, 22 May 2007 23:59:55 -0500
Subject: [PATCH] moo_py_set_error()

---
 moo/moopython/moopython-api.h | 39 +++++++++++++++++++++++++++++++++++
 moo/mooutils/moopython.h      | 14 ++++++++++++-
 2 files changed, 52 insertions(+), 1 deletion(-)

diff --git a/moo/moopython/moopython-api.h b/moo/moopython/moopython-api.h
index 151db3a5..17556ff2 100644
--- a/moo/moopython/moopython-api.h
+++ b/moo/moopython/moopython-api.h
@@ -20,6 +20,7 @@
 #include <Python.h>
 #define NO_IMPORT_PYGOBJECT
 #include "pygobject.h"
+#include <glib/gprintf.h>
 
 
 static MooPyObject *
@@ -232,6 +233,43 @@ moo_python_api_dict_del_item (MooPyObject *dict,
 }
 
 
+static void
+moo_python_api_set_error (int         type,
+                          const char *format,
+                          ...)
+{
+    PyObject *exception = NULL;
+    char *msg = NULL;
+    va_list args;
+
+    va_start (args, format);
+    g_vasprintf (&msg, format, args);
+    va_end (args);
+
+    g_return_if_fail (msg != NULL);
+
+    switch (type)
+    {
+        case MOO_PY_RUNTIME_ERROR:
+            exception = PyExc_RuntimeError;
+            break;
+        case MOO_PY_TYPE_ERROR:
+            exception = PyExc_TypeError;
+            break;
+        case MOO_PY_VALUE_ERROR:
+            exception = PyExc_ValueError;
+            break;
+        case MOO_PY_NOT_IMPLEMENTED_ERROR:
+            exception = PyExc_NotImplementedError;
+            break;
+    }
+
+    g_return_if_fail (exception != NULL);
+
+    PyErr_SetString (exception, (char*) msg);
+}
+
+
 static void
 moo_python_api_py_err_print (void)
 {
@@ -439,6 +477,7 @@ moo_python_api_init (void)
         moo_python_api_dict_del_item,
         moo_python_api_import_exec,
 
+        moo_python_api_set_error,
         moo_python_api_py_err_print,
         moo_python_api_py_object_call_method,
         moo_python_api_py_object_call_function,
diff --git a/moo/mooutils/moopython.h b/moo/mooutils/moopython.h
index 34a8d2e2..1047142b 100644
--- a/moo/mooutils/moopython.h
+++ b/moo/mooutils/moopython.h
@@ -18,7 +18,7 @@
 
 G_BEGIN_DECLS
 
-#define MOO_PY_API_VERSION 93
+#define MOO_PY_API_VERSION 94
 
 typedef struct _MooPyAPI MooPyAPI;
 typedef struct _MooPyObject MooPyObject;
@@ -35,6 +35,13 @@ enum {
     MOO_PY_METH_STATIC   = 1 << 5
 };
 
+enum {
+    MOO_PY_RUNTIME_ERROR,
+    MOO_PY_TYPE_ERROR,
+    MOO_PY_VALUE_ERROR,
+    MOO_PY_NOT_IMPLEMENTED_ERROR
+};
+
 struct _MooPyMethodDef {
     const char     *ml_name;
     MooPyCFunction  ml_meth;
@@ -79,6 +86,9 @@ struct _MooPyAPI {
     MooPyObject* (*import_exec)             (const char     *name,
                                              const char     *string);
 
+    void         (*set_error)               (int             type,
+                                             const char     *format,
+                                             ...);
     void         (*py_err_print)            (void);
     MooPyObject* (*py_object_call_method)   (MooPyObject    *object,
                                              const char     *method,
@@ -128,6 +138,8 @@ void         moo_Py_DECREF          (MooPyObject    *obj);
 #define moo_py_object_from_gobject      moo_py_api->py_object_from_gobject
 #define moo_gobject_from_py_object      moo_py_api->gobject_from_py_object
 
+#define moo_py_set_error                moo_py_api->set_error
+
 #define moo_PyErr_Print                 moo_py_api->py_err_print
 #define moo_PyObject_CallMethod         moo_py_api->py_object_call_method
 #define moo_PyObject_CallFunction       moo_py_api->py_object_call_function