55 lines
		
	
	
		
			1.6 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
		
		
			
		
	
	
			55 lines
		
	
	
		
			1.6 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
|  | /*
 | ||
|  |  * ***** BEGIN GPL LICENSE BLOCK ***** | ||
|  |  * | ||
|  |  * 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, write to the Free Software Foundation, | ||
|  |  * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. | ||
|  |  * | ||
|  |  * Contributor(s): None yet | ||
|  |  * | ||
|  |  * ***** END GPL LICENSE BLOCK ***** | ||
|  |  */ | ||
|  | 
 | ||
|  | /** \file blender/python/generic/bpy_threads.c
 | ||
|  |  *  \ingroup pygen | ||
|  |  * | ||
|  |  * This file contains wrapper functions related to global interpreter lock. | ||
|  |  * these functions are slightly different from the original Python API, | ||
|  |  * don't throw SIGABRT even if the thread state is NULL. */ | ||
|  | 
 | ||
|  | #include <Python.h>
 | ||
|  | 
 | ||
|  | #include "BLI_utildefines.h"
 | ||
|  | #include "../BPY_extern.h"
 | ||
|  | 
 | ||
|  | /* analogue of PyEval_SaveThread() */ | ||
|  | BPy_ThreadStatePtr BPY_thread_save(void) | ||
|  | { | ||
|  | 	PyThreadState *tstate = PyThreadState_Swap(NULL); | ||
|  | 	/* note: tstate can be NULL when quitting Blender */ | ||
|  | 
 | ||
|  | 	if (tstate && PyEval_ThreadsInitialized()) { | ||
|  | 		PyEval_ReleaseLock(); | ||
|  | 	} | ||
|  | 
 | ||
|  | 	return (BPy_ThreadStatePtr)tstate; | ||
|  | } | ||
|  | 
 | ||
|  | /* analogue of PyEval_RestoreThread() */ | ||
|  | void BPY_thread_restore(BPy_ThreadStatePtr tstate) | ||
|  | { | ||
|  | 	if (tstate) { | ||
|  | 		PyEval_RestoreThread((PyThreadState *)tstate); | ||
|  | 	} | ||
|  | } |