pandorafms/extras/anytermd/src/Activity.cc

78 lines
1.7 KiB
C++

// common/Activity.cc
// This file is part of SlugTerm; see http://chezphil.org/slugterm
// (C) 2006 Philip Endecott
// 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
// 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
#include "Activity.hh"
#include <stdlib.h>
#include <unistd.h>
#include <sys/types.h>
#include <signal.h>
#include <boost/bind.hpp>
#include "select.hh"
#include "Exception.hh"
#include <sstream>
using namespace std;
using namespace pbe;
Activity::Activity(onOutput_t onOutput_, onError_t onError_, pbe::FileDescriptor& fd_):
fd(fd_),
terminating(false),
onOutput(onOutput_),
onError(onError_),
output_processor(new Thread(boost::bind(&Activity::process_output,this)))
{}
Activity::~Activity()
{
output_processor->join();
}
void Activity::send(string s)
{
fd.writeall(s);
}
void Activity::process_output(void)
{
try { try {
while(!terminating) {
string s = fd.readsome();
onOutput(s);
}
} RETHROW_MISC_EXCEPTIONS }
catch (IOError) {
onError("Subprocess terminated");
return;
}
catch (Exception& e) {
ostringstream s;
s << "Exception: ";
e.report(s);
onError(s.str());
return;
}
}