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/******************************************************************************
Copyright (C) 2017 by Hugh Bailey <jim@obsproject.com>
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
******************************************************************************/
#include <util/dstr.h>
#include <util/platform.h>
#define NO_REDEFS
#include "obs-scripting-python-import.h"
#include "obs-scripting-config.h"
#ifdef _MSC_VER
#pragma warning(disable : 4152)
#endif
#ifdef _WIN32
#define SO_EXT ".dll"
#elif __APPLE__
#define SO_EXT ".dylib"
#endif
bool import_python(const char *python_path)
{
struct dstr lib_path;
bool success = false;
void *lib;
if (!python_path)
python_path = "";
dstr_init_copy(&lib_path, python_path);
dstr_replace(&lib_path, "\\", "/");
if (!dstr_is_empty(&lib_path)) {
dstr_cat(&lib_path, "/");
}
dstr_cat(&lib_path, PYTHON_LIB SO_EXT);
lib = os_dlopen(lib_path.array);
if (!lib) {
blog(LOG_WARNING, "[Python] Could not load library: %s",
lib_path.array);
goto fail;
}
#define IMPORT_FUNC(x) \
do { \
Import_##x = os_dlsym(lib, #x); \
if (!Import_##x) { \
blog(LOG_WARNING, "[Python] Failed to import: %s", \
#x); \
goto fail; \
} \
} while (false)
IMPORT_FUNC(PyType_Ready);
IMPORT_FUNC(PyObject_GenericGetAttr);
IMPORT_FUNC(PyObject_IsTrue);
IMPORT_FUNC(Py_DecRef);
IMPORT_FUNC(PyObject_Malloc);
IMPORT_FUNC(PyObject_Free);
IMPORT_FUNC(PyObject_Init);
IMPORT_FUNC(PyUnicode_FromFormat);
IMPORT_FUNC(PyUnicode_Concat);
IMPORT_FUNC(PyLong_FromVoidPtr);
IMPORT_FUNC(PyBool_FromLong);
IMPORT_FUNC(PyGILState_Ensure);
IMPORT_FUNC(PyGILState_GetThisThreadState);
IMPORT_FUNC(PyErr_SetString);
IMPORT_FUNC(PyErr_Occurred);
IMPORT_FUNC(PyErr_Fetch);
IMPORT_FUNC(PyErr_Restore);
IMPORT_FUNC(PyErr_WriteUnraisable);
IMPORT_FUNC(PyArg_UnpackTuple);
IMPORT_FUNC(Py_BuildValue);
IMPORT_FUNC(PyRun_SimpleStringFlags);
IMPORT_FUNC(PyErr_Print);
IMPORT_FUNC(Py_SetPythonHome);
IMPORT_FUNC(Py_Initialize);
IMPORT_FUNC(Py_Finalize);
IMPORT_FUNC(Py_IsInitialized);
IMPORT_FUNC(PyEval_InitThreads);
IMPORT_FUNC(PyEval_ThreadsInitialized);
IMPORT_FUNC(PyEval_ReleaseThread);
IMPORT_FUNC(PySys_SetArgv);
IMPORT_FUNC(PyImport_ImportModule);
IMPORT_FUNC(PyObject_CallFunctionObjArgs);
IMPORT_FUNC(_Py_NotImplementedStruct);
IMPORT_FUNC(PyExc_TypeError);
IMPORT_FUNC(PyExc_RuntimeError);
IMPORT_FUNC(PyObject_GetAttr);
IMPORT_FUNC(PyUnicode_FromString);
IMPORT_FUNC(PyDict_GetItemString);
IMPORT_FUNC(PyDict_SetItemString);
IMPORT_FUNC(PyCFunction_NewEx);
IMPORT_FUNC(PyModule_GetDict);
IMPORT_FUNC(PyModule_GetNameObject);
IMPORT_FUNC(PyModule_AddObject);
IMPORT_FUNC(PyModule_AddStringConstant);
IMPORT_FUNC(PyImport_Import);
IMPORT_FUNC(PyObject_CallObject);
IMPORT_FUNC(_Py_FalseStruct);
IMPORT_FUNC(_Py_TrueStruct);
IMPORT_FUNC(PyGILState_Release);
IMPORT_FUNC(PyList_Append);
IMPORT_FUNC(PySys_GetObject);
IMPORT_FUNC(PyImport_ReloadModule);
IMPORT_FUNC(PyObject_GetAttrString);
IMPORT_FUNC(PyCapsule_New);
IMPORT_FUNC(PyCapsule_GetPointer);
IMPORT_FUNC(PyArg_ParseTuple);
IMPORT_FUNC(PyFunction_Type);
IMPORT_FUNC(PyObject_SetAttr);
IMPORT_FUNC(_PyObject_New);
IMPORT_FUNC(PyCapsule_Import);
IMPORT_FUNC(PyErr_Clear);
IMPORT_FUNC(PyObject_Call);
IMPORT_FUNC(PyList_New);
IMPORT_FUNC(PyList_Size);
IMPORT_FUNC(PyList_GetItem);
IMPORT_FUNC(PyUnicode_AsUTF8String);
IMPORT_FUNC(PyLong_FromUnsignedLongLong);
IMPORT_FUNC(PyArg_VaParse);
IMPORT_FUNC(_Py_NoneStruct);
#undef IMPORT_FUNC
success = true;
fail:
if (!success && lib)
os_dlclose(lib);
dstr_free(&lib_path);
return success;
}
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