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Delete lockfile at shutdown on linux and mac.

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Passing lockfile on mac by sending message .
This commit is contained in:
David Kocik 2021-02-17 09:38:00 +01:00
parent 19f849a6d9
commit 15d9751919
4 changed files with 89 additions and 22 deletions
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86
src/slic3r/GUI/InstanceCheck.cpp
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@ -28,8 +28,32 @@
#endif //__linux__
namespace Slic3r {
#ifdef __APPLE__
bool unlock_lockfile(const std::string& name, const std::string& path)
{
std::string dest_dir = path + name;
//BOOST_LOG_TRIVIAL(debug) << "full lock path: " << dest_dir;
struct flock fl;
int fdlock;
fl.l_type = F_UNLCK;
fl.l_whence = SEEK_SET;
fl.l_start = 0;
fl.l_len = 1;
if ((fdlock = open(dest_dir.c_str(), O_WRONLY | O_CREAT, 0666)) == -1)
return false;
if (fcntl(fdlock, F_SETLK, &fl) == -1)
return false;
return true;
}
#endif //__APPLE__
namespace instance_check_internal
{
static bool s_created_lockfile = false;
struct CommandLineAnalysis
{
std::optional<bool> should_send;
@ -145,15 +169,41 @@ namespace instance_check_internal
BOOST_LOG_TRIVIAL(debug) << "get_lock(): unable to create datadir !!!";
}
if ((fdlock = open(dest_dir.c_str(), O_WRONLY | O_CREAT, 0666)) == -1)
if ((fdlock = open(dest_dir.c_str(), O_WRONLY | O_CREAT, 0666)) == -1) {
BOOST_LOG_TRIVIAL(debug) << "Not creating lockfile.";
return true;
}
if (fcntl(fdlock, F_SETLK, &fl) == -1)
if (fcntl(fdlock, F_SETLK, &fl) == -1) {
BOOST_LOG_TRIVIAL(debug) << "Not creating lockfile.";
return true;
}
BOOST_LOG_TRIVIAL(debug) << "Creating lockfile.";
s_created_lockfile = true;
return false;
}
// Deletes lockfile if it was created by this instance
// The Lockfile is created only on Linux a OSX. On Win, its handled by named mutex.
// The lockfile is deleted by instance it created it.
// On OSX message is passed to other instances to create a new lockfile after deletition.
static void delete_lockfile()
{
//BOOST_LOG_TRIVIAL(debug) << "shuting down with lockfile: " << l_created_lockfile;
if (s_created_lockfile)
{
std::string path = data_dir() + "/cache/" + GUI::wxGetApp().get_instance_hash_string() + ".lock";
if( remove( path.c_str() ) != 0 )
BOOST_LOG_TRIVIAL(error) << "Failed to delete lockfile " << path;
//else
// BOOST_LOG_TRIVIAL(error) << "success delete lockfile " << path;
#ifdef __APPLE__
send_message_mac_closing(GUI::wxGetApp().get_instance_hash_string(),GUI::wxGetApp().get_instance_hash_string());
#endif
}
}
#endif //WIN32
#if defined(__APPLE__)
@ -295,7 +345,7 @@ bool instance_check(int argc, char** argv, bool app_config_single_instance)
if (! cla.should_send.has_value())
cla.should_send = app_config_single_instance;
#ifdef _WIN32
GUI::wxGetApp().init_single_instance_checker(lock_name + ".lock", data_dir() + "/cache/");
GUI::wxGetApp().init_single_instance_checker(lock_name + ".lock", data_dir() + "\\cache\\");
if (cla.should_send.value() && GUI::wxGetApp().single_instance_checker()->IsAnotherRunning()) {
#else // mac & linx
// get_lock() creates the lockfile therefore *cla.should_send is checked after
@ -306,29 +356,11 @@ bool instance_check(int argc, char** argv, bool app_config_single_instance)
return true;
}
BOOST_LOG_TRIVIAL(info) << "instance check: Another instance not found or single-instance not set.";
return false;
}
#ifdef __APPLE__
bool unlock_lockfile(const std::string& name, const std::string& path)
{
std::string dest_dir = path + name;
//BOOST_LOG_TRIVIAL(debug) << "full lock path: " << dest_dir;
struct flock fl;
int fdlock;
fl.l_type = F_UNLCK;
fl.l_whence = SEEK_SET;
fl.l_start = 0;
fl.l_len = 1;
if ((fdlock = open(dest_dir.c_str(), O_WRONLY | O_CREAT, 0666)) == -1)
return false;
if (fcntl(fdlock, F_SETLK, &fl) == -1)
return false;
return true;
}
#endif //__APPLE__
namespace GUI {
wxDEFINE_EVENT(EVT_LOAD_MODEL_OTHER_INSTANCE, LoadFromOtherInstanceEvent);
@ -355,6 +387,9 @@ void OtherInstanceMessageHandler::init(wxEvtHandler* callback_evt_handler)
void OtherInstanceMessageHandler::shutdown(MainFrame* main_frame)
{
BOOST_LOG_TRIVIAL(debug) << "message handler shutdown().";
#ifndef _WIN32
instance_check_internal::delete_lockfile();
#endif //!_WIN32
assert(m_initialized);
if (m_initialized) {
#ifdef _WIN32
@ -472,6 +507,13 @@ void OtherInstanceMessageHandler::handle_message(const std::string& message)
}
}
#ifdef __APPLE__
void OtherInstanceMessageHandler::handle_message_other_closed()
{
instance_check_internal::get_lock(wxGetApp().get_instance_hash_string() + ".lock", data_dir() + "/cache/");
}
#endif //__APPLE__
#ifdef BACKGROUND_MESSAGE_LISTENER
namespace MessageHandlerDBusInternal