killmcs.cc

00001 // ----------------------------------------------------------------------^
00002 // Copyright (C) 2004, 2005, 2006, 2007, 2008 Giorgio Calderone
00003 // (mailto: <gcalderone@ifc.inaf.it>)
00004 // 
00005 // This file is part of MCS.
00006 // 
00007 // MCS is free software; you can redistribute it and/or modify
00008 // it under the terms of the GNU General Public License as published by
00009 // the Free Software Foundation; either version 2 of the License, or
00010 // (at your option) any later version.
00011 // 
00012 // MCS is distributed in the hope that it will be useful,
00013 // but WITHOUT ANY WARRANTY; without even the implied warranty of
00014 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00015 // GNU General Public License for more details.
00016 // 
00017 // You should have received a copy of the GNU General Public License
00018 // along with MCS; if not, write to the Free Software
00019 // Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
00020 // 
00021 // ----------------------------------------------------------------------$
00022 
00023 
00024 #include <mcs.hh>
00025 using namespace mcs;
00026 
00027 void usage()
00028 {
00029   cout << "killmcs: kills a MCS server" << endl;
00030   cout << "Giorgio Calderone <gcalderone@ifc.inaf.it>" << endl;
00031   cout << endl;
00032   cout << "Usage: killmcs [-h] appname [inipath]" << endl;
00033 }
00034 
00035 
00036 int main(int argc, char* argv[])
00037 {
00038     Env* env = NULL;
00039     CommandParser cp;
00040     string s;
00041 
00042     try {
00043     cp.parseCmd(argc, argv);
00044 
00045     if (argc == 1         ||  //Invocation without any option or argument
00046         cp.givenOpt("h")  ||  //Option -h has been given
00047         cp.argc() == 0    ){  //No argument has been given
00048         usage();
00049         exit(0);
00050     }
00051 
00052     //At least one argument has been given
00053     string appname = cp.arg(0).sval();
00054 
00055     //Eventually get the second argument
00056     string inipath = (cp.argc() >= 2    ?   cp.arg(1).sval()   :   "");
00057 
00058     if (inipath.empty())
00059         env = new Env(appname);
00060     else
00061         env = new Env(appname, inipath);
00062     env-> server = NULL;
00063     
00064     if (chdir(env->path.c_str()) != 0)
00065         throw MCS_ERROR(MSG_DIRECTORY_NOT_FOUND, env->path);
00066 
00067     s = env->path + "/mcs.pid";
00068     ifstream pidfile("mcs.pid");
00069 
00070     if (pidfile.fail())
00071         throw MCS_ERROR(MSG_CANT_OPEN_FILE, s.c_str());
00072 
00073     pidfile >> s;
00074     pidfile.close();
00075     unlink("mcs.pid");
00076 
00077     s = "kill " + s;
00078     cout << s << endl;
00079 
00080     exit(system(s.c_str()));
00081     }
00082     catch (Event& e) {
00083     cerr << e.msg() << endl;
00084     exit(3);
00085     }
00086 
00087 
00088     if (env) delete env;
00089 }

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MCS (My Customizable Server) ver. 0.3.3-alpha3
Documentation generated on Thu Mar 22 13:22:23 UTC 2012