server/main.c

   1 /*
   2  * Server main function
   3  *
   4  * Copyright (C) 1998 Alexandre Julliard
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  */
  20
  21 #include "config.h"
  22
  23 #include <assert.h>
  24 #include <ctype.h>
  25 #include <fcntl.h>
  26 #include <signal.h>
  27 #include <stdio.h>
  28 #include <stdlib.h>
  29 #include <sys/time.h>
  30 #include <unistd.h>
  31
  32 #include "object.h"
  33 #include "file.h"
  34 #include "thread.h"
  35 #include "request.h"
  36
  37 /* command-line options */
  38 int debug_level = 0;
  39 int foreground = 0;
  40 timeout_t master_socket_timeout = 3 * -TICKS_PER_SEC;  /* master socket timeout, default is 3 seconds */
  41 const char *server_argv0;
  42
  43 /* parse-line args */
  44 /* FIXME: should probably use getopt, and add a (more complete?) help option */
  45
  46 static void usage(void)
  47 {
  48     fprintf(stderr, "\nusage: %s [options]\n\n", server_argv0);
  49     fprintf(stderr, "options:\n");
  50     fprintf(stderr, "   -d<n>  set debug level to <n>\n");
  51     fprintf(stderr, "   -f     remain in the foreground for debugging\n");
  52     fprintf(stderr, "   -h     display this help message\n");
  53     fprintf(stderr, "   -k[n]  kill the current wineserver, optionally with signal n\n");
  54     fprintf(stderr, "   -p[n]  make server persistent, optionally for n seconds\n");
  55     fprintf(stderr, "   -v     display version information and exit\n");
  56     fprintf(stderr, "   -w     wait until the current wineserver terminates\n");
  57     fprintf(stderr, "\n");
  58 }
  59
  60 static void parse_args( int argc, char *argv[] )
  61 {
  62     int i, ret;
  63
  64     server_argv0 = argv[0];
  65     for (i = 1; i < argc; i++)
  66     {
  67         if (argv[i][0] == '-')
  68         {
  69             switch(argv[i][1])
  70             {
  71             case 'd':
  72                 if (isdigit(argv[i][2])) debug_level = atoi( argv[i] + 2 );
  73                 else debug_level++;
  74                 break;
  75             case 'f':
  76                 foreground = 1;
  77                 break;
  78             case 'h':
  79                 usage();
  80                 exit(0);
  81                 break;
  82             case 'k':
  83                 if (isdigit(argv[i][2])) ret = kill_lock_owner( atoi(argv[i] + 2) );
  84                 else ret = kill_lock_owner(-1);
  85                 exit( !ret );
  86             case 'p':
  87                 if (isdigit(argv[i][2]))
  88                     master_socket_timeout = (timeout_t)atoi( argv[i] + 2 ) * -TICKS_PER_SEC;
  89                 else
  90                     master_socket_timeout = TIMEOUT_INFINITE;
  91                 break;
  92             case 'v':
  93                 fprintf( stderr, "%s\n", PACKAGE_STRING );
  94                 exit(0);
  95             case 'w':
  96                 wait_for_lock();
  97                 exit(0);
  98             default:
  99                 fprintf( stderr, "wineserver: unknown option '%s'\n", argv[i] );
 100                 usage();
 101                 exit(1);
 102             }
 103         }
 104         else
 105         {
 106             fprintf( stderr, "wineserver: unknown argument '%s'.\n", argv[i] );
 107             usage();
 108             exit(1);
 109         }
 110     }
 111 }
 112
 113 static void sigterm_handler( int signum )
 114 {
 115     exit(1);  /* make sure atexit functions get called */
 116 }
 117
 118 int main( int argc, char *argv[] )
 119 {
 120     parse_args( argc, argv );
 121
 122     /* setup temporary handlers before the real signal initialization is done */
 123     signal( SIGPIPE, SIG_IGN );
 124     signal( SIGHUP, sigterm_handler );
 125     signal( SIGINT, sigterm_handler );
 126     signal( SIGQUIT, sigterm_handler );
 127     signal( SIGTERM, sigterm_handler );
 128     signal( SIGABRT, sigterm_handler );
 129
 130     sock_init();
 131     open_master_socket();
 132     setvbuf( stderr, NULL, _IOLBF, 0 );
 133
 134     if (debug_level) fprintf( stderr, "wineserver: starting (pid=%ld)\n", (long) getpid() );
 135     init_signals();
 136     init_directories();
 137     init_registry();
 138     main_loop();
 139     return 0;
 140 }