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exit.c
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00001 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
00002 /* ***** BEGIN LICENSE BLOCK *****
00003  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
00004  *
00005  * The contents of this file are subject to the Mozilla Public License Version
00006  * 1.1 (the "License"); you may not use this file except in compliance with
00007  * the License. You may obtain a copy of the License at
00008  * http://www.mozilla.org/MPL/
00009  *
00010  * Software distributed under the License is distributed on an "AS IS" basis,
00011  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
00012  * for the specific language governing rights and limitations under the
00013  * License.
00014  *
00015  * The Original Code is the Netscape Portable Runtime (NSPR).
00016  *
00017  * The Initial Developer of the Original Code is
00018  * Netscape Communications Corporation.
00019  * Portions created by the Initial Developer are Copyright (C) 1998-2000
00020  * the Initial Developer. All Rights Reserved.
00021  *
00022  * Contributor(s):
00023  *
00024  * Alternatively, the contents of this file may be used under the terms of
00025  * either the GNU General Public License Version 2 or later (the "GPL"), or
00026  * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
00027  * in which case the provisions of the GPL or the LGPL are applicable instead
00028  * of those above. If you wish to allow use of your version of this file only
00029  * under the terms of either the GPL or the LGPL, and not to allow others to
00030  * use your version of this file under the terms of the MPL, indicate your
00031  * decision by deleting the provisions above and replace them with the notice
00032  * and other provisions required by the GPL or the LGPL. If you do not delete
00033  * the provisions above, a recipient may use your version of this file under
00034  * the terms of any one of the MPL, the GPL or the LGPL.
00035  *
00036  * ***** END LICENSE BLOCK ***** */
00037 
00038 #include "prio.h"
00039 #include "prprf.h"
00040 #include "prinit.h"
00041 #include "prthread.h"
00042 #include "prproces.h"
00043 #include "prinrval.h"
00044 
00045 #include "plgetopt.h"
00046 
00047 #include <stdlib.h>
00048 
00049 static PRInt32 dally = 0;
00050 static PRFileDesc *err = NULL;
00051 static PRBool verbose = PR_FALSE, force = PR_FALSE;
00052 
00053 static void Help(void)
00054 {
00055     PR_fprintf(err, "Usage: [-t s] [-h]\n");
00056     PR_fprintf(err, "\t-d   Verbose output              (default: FALSE)\n");
00057     PR_fprintf(err, "\t-x   Forced termination          (default: FALSE)\n");
00058     PR_fprintf(err, "\t-t   Time for thread to block    (default: 10 seconds)\n");
00059     PR_fprintf(err, "\t-h   This message and nothing else\n");
00060 }  /* Help */
00061 
00062 static void Dull(void *arg)
00063 {
00064     PR_Sleep(PR_SecondsToInterval(dally));
00065     if (verbose && force)
00066         PR_fprintf(err, "If you see this, the test failed\n");
00067 }  /* Dull */
00068 
00069 static PRIntn PR_CALLBACK RealMain(PRIntn argc, char **argv)
00070 {
00071     PLOptStatus os;
00072     PLOptState *opt = PL_CreateOptState(argc, argv, "ht:dx");
00073 
00074     err = PR_GetSpecialFD(PR_StandardError);
00075 
00076     while (PL_OPT_EOL != (os = PL_GetNextOpt(opt)))
00077     {
00078         if (PL_OPT_BAD == os) continue;
00079         switch (opt->option)
00080         {
00081         case 'd':  /* verbosity */
00082             verbose = PR_TRUE;
00083             break;
00084         case 'x':  /* force exit */
00085             force = PR_TRUE;
00086             break;
00087         case 't':  /* seconds to dally in child */
00088             dally = atoi(opt->value);
00089             break;
00090         case 'h':  /* user wants some guidance */
00091         default:
00092             Help();  /* so give him an earful */
00093             return 2;  /* but not a lot else */
00094         }
00095     }
00096     PL_DestroyOptState(opt);
00097 
00098     if (0 == dally) dally = 10;
00099 
00100        /*
00101         * Create LOCAL and GLOBAL threads
00102         */
00103     (void)PR_CreateThread(
00104         PR_USER_THREAD, Dull, NULL, PR_PRIORITY_NORMAL,
00105                        PR_LOCAL_THREAD, PR_UNJOINABLE_THREAD, 0);
00106 
00107     (void)PR_CreateThread(
00108         PR_USER_THREAD, Dull, NULL, PR_PRIORITY_NORMAL,
00109                        PR_GLOBAL_THREAD, PR_UNJOINABLE_THREAD, 0);
00110 
00111     if (verbose)
00112         PR_fprintf(
00113             err, "Main is exiting now. Program should exit %s.\n",
00114             (force) ? "immediately" : "after child dally time");
00115 
00116     if (force)
00117     {
00118         PR_ProcessExit(0);
00119         if (verbose)
00120         {
00121             PR_fprintf(err, "You should not have gotten here.\n");
00122             return 1;
00123         }
00124     }
00125     return 0;
00126         
00127 }
00128 
00129 
00130 PRIntn main(PRIntn argc, char *argv[])
00131 {
00132     PRIntn rv;
00133     
00134     PR_STDIO_INIT();
00135     rv = PR_Initialize(RealMain, argc, argv, 0);
00136     return rv;
00137 }  /* main */