Report errors as exceptions when called from python.

1 files changed, 3 insertions, 0 deletions

diff --git a/c_src/permdbpy.c b/c_src/permdbpy.c
index 491f759..da7fc8f 100644
--- a/c_src/permdbpy.c
+++ b/c_src/permdbpy.c
@@ -72,6 +72,7 @@ data_pread(PyObject *self, PyObject *args)
 
     unsigned char *result = read_internal_data(state->permdb, offset, length);
     if (result == NULL) {
+            PyErr_SetString(PyExc_RuntimeError, get_permdb_error(state->permdb));
             return NULL;
     }
 
@@ -123,6 +124,7 @@ addvalue_wrapper(PyObject *self, PyObject *args)
                               (unsigned char *) data, datalength, 0);
 
         if (result < 0) {
+                PyErr_SetString(PyExc_RuntimeError, get_permdb_error(state->permdb));
                 return NULL;
         } else if (result == 0) {
                 Py_INCREF(Py_False);
@@ -188,6 +190,7 @@ committree_wrapper(PyObject *self, PyObject *args)
         int result = committree(state->permdb);
 
         if (result < 0) {
+                PyErr_SetString(PyExc_RuntimeError, get_permdb_error(state->permdb));
                 return NULL;
         } else {
                 Py_INCREF(Py_None);