beremiz

fix 'SaveAs' in case of overwriting existing project

2019-01-14, Andrey Skvortsov
8dbdf20f795b
fix 'SaveAs' in case of overwriting existing project

Traceback (most recent call last):
File "/home/developer/WorkData/PLC/beremiz/beremiz/BeremizIDE.py", line 959, in OnSaveProjectAsMenu
self.CTR.SaveProjectAs()
File "/home/developer/WorkData/PLC/beremiz/beremiz/ProjectController.py", line 600, in SaveProjectAs
self.SaveProject(old_project_path)
File "/home/developer/WorkData/PLC/beremiz/beremiz/ProjectController.py", line 579, in SaveProject
self._getProjectFilesPath(self.ProjectPath))
File "/usr/lib/python2.7/shutil.py", line 200, in copytree
os.makedirs(dst)
File "/usr/lib/python2.7/os.py", line 157, in makedirs
mkdir(name, mode)
OSError: [Errno 17] File exists: '/tmp/tests/project_files'
/*
Template C code used to produce target Ethercat C code.
Copyright (C) 2011-2014: Laurent BESSARD, Edouard TISSERANT
Distributed under the terms of the GNU Lesser General Public License as
published by the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
See COPYING file for copyrights details.
*/
#include "iec_types_all.h"
#define FREE 0
#define ACQUIRED 1
#define ANSWERED 2
long SDOLock = FREE;
extern long AtomicCompareExchange(long* atomicvar,long compared, long exchange);
int AcquireSDOLock() {
return AtomicCompareExchange(&SDOLock, FREE, ACQUIRED) == FREE;
}
void SDOAnswered() {
AtomicCompareExchange(&SDOLock, ACQUIRED, ANSWERED);
}
int HasAnswer() {
return SDOLock == ANSWERED;
}
void ReleaseSDOLock() {
AtomicCompareExchange(&SDOLock, ANSWERED, FREE);
}
int __init_etherlab_ext()
{
SDOLock = FREE;
return 0;
}
void __cleanup_etherlab_ext()
{
}
void __retrieve_etherlab_ext()
{
}
void __publish_etherlab_ext()
{
}