forked from bartvdbraak/blender
Add bpy.app.binary_path_python
Access to the python binary distributed with Blender, fallback to system python executable (matching Blender's version).
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c246e0c3b6
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@ -38,6 +38,11 @@ void BKE_appdir_program_path_init(const char *argv0);
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const char *BKE_appdir_program_path(void);
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const char *BKE_appdir_program_dir(void);
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/* find python executable */
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bool BKE_appdir_program_python_search(
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char *fullpath, const size_t fullpath_len,
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const int version_major, const int version_minor);
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/* Initialize path to temporary directory. */
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void BKE_tempdir_init(char *userdir);
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void BKE_tempdir_system_init(char *dir);
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@ -599,6 +599,45 @@ const char *BKE_appdir_program_dir(void)
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return bprogdir;
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}
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bool BKE_appdir_program_python_search(
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char *fullpath, const size_t fullpath_len,
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const int version_major, const int version_minor)
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{
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const char *basename = "python";
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bool is_found = false;
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{
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const char *python_bin_dir = BKE_appdir_folder_id(BLENDER_SYSTEM_PYTHON, "bin");
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if (python_bin_dir) {
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BLI_join_dirfile(fullpath, fullpath_len, python_bin_dir, basename);
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if (
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#ifdef _WIN32
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BLI_path_program_extensions_add_win32(fullpath, fullpath_len)
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#else
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BLI_exists(fullpath)
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#endif
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)
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{
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is_found = true;
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}
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}
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}
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if (is_found == false) {
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char python_ver[16];
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BLI_snprintf(python_ver, sizeof(python_ver), "%s%d.%d", basename, version_major, version_minor);
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if (BLI_path_program_search(fullpath, fullpath_len, python_ver)) {
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is_found = true;
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}
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}
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if (is_found == false) {
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*fullpath = '\0';
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}
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return is_found;
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}
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/**
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* Gets the temp directory when blender first runs.
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* If the default path is not found, use try $TEMP
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@ -220,6 +220,33 @@ static int bpy_app_debug_set(PyObject *UNUSED(self), PyObject *value, void *clos
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return 0;
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}
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PyDoc_STRVAR(bpy_app_binary_path_python_doc,
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"String, the path to the python executable (read-only)"
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);
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static PyObject *bpy_app_binary_path_python_get(PyObject *UNUSED(self), void *UNUSED(closure))
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{
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/* refcount is held in BlenderAppType.tp_dict */
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static PyObject *ret = NULL;
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if (ret == NULL) {
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/* only run once */
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char fullpath[1024];
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BKE_appdir_program_python_search(
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fullpath, sizeof(fullpath),
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PY_MAJOR_VERSION, PY_MINOR_VERSION);
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ret = PyC_UnicodeFromByte(fullpath);
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PyDict_SetItemString(BlenderAppType.tp_dict, "binary_path_python", ret);
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}
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else {
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Py_INCREF(ret);
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}
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return ret;
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}
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PyDoc_STRVAR(bpy_app_debug_value_doc,
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"Int, number which can be set to non-zero values for testing purposes"
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);
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@ -287,7 +314,9 @@ static PyGetSetDef bpy_app_getsets[] = {
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{(char *)"debug_wm", bpy_app_debug_get, bpy_app_debug_set, (char *)bpy_app_debug_doc, (void *)G_DEBUG_WM},
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{(char *)"debug_depsgraph", bpy_app_debug_get, bpy_app_debug_set, (char *)bpy_app_debug_doc, (void *)G_DEBUG_DEPSGRAPH},
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{(char *)"debug_simdata", bpy_app_debug_get, bpy_app_debug_set, (char *)bpy_app_debug_doc, (void *)G_DEBUG_SIMDATA},
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{(char *)"debug_gpumem", bpy_app_debug_get, bpy_app_debug_set, (char *)bpy_app_debug_doc, (void *)G_DEBUG_GPU_MEM},
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{(char *)"debug_gpumem", bpy_app_debug_get, bpy_app_debug_set, (char *)bpy_app_debug_doc, (void *)G_DEBUG_GPU_MEM},
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{(char *)"binary_path_python", bpy_app_binary_path_python_get, NULL, (char *)bpy_app_binary_path_python_doc, NULL},
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{(char *)"debug_value", bpy_app_debug_value_get, bpy_app_debug_value_set, (char *)bpy_app_debug_value_doc, NULL},
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{(char *)"tempdir", bpy_app_tempdir_get, NULL, (char *)bpy_app_tempdir_doc, NULL},
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