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 #ifdef HAVE_GETOPT_H
  32 # include <getopt.h>
  33 #endif
  34
  35 #include "object.h"
  36 #include "file.h"
  37 #include "thread.h"
  38 #include "request.h"
  39 #include "wine/library.h"
  40
  41 /* command-line options */
  42 int debug_level = 0;
  43 int foreground = 0;
  44 timeout_t master_socket_timeout = 3 * -TICKS_PER_SEC;  /* master socket timeout, default is 3 seconds */
  45 const char *server_argv0;
  46
  47 /* parse-line args */
  48
  49 static void usage(void)
  50 {
  51     fprintf(stderr, "Usage: %s [options]\n\n", server_argv0);
  52     fprintf(stderr, "Options:\n");
  53     fprintf(stderr, "   -d[n], --debug[=n]       set debug level to n or +1 if n not specified\n");
  54     fprintf(stderr, "   -f,    --foreground      remain in the foreground for debugging\n");
  55     fprintf(stderr, "   -h,    --help            display this help message\n");
  56     fprintf(stderr, "   -k[n], --kill[=n]        kill the current wineserver, optionally with signal n\n");
  57     fprintf(stderr, "   -p[n], --persistent[=n]  make server persistent, optionally for n seconds\n");
  58     fprintf(stderr, "   -v,    --version         display version information and exit\n");
  59     fprintf(stderr, "   -w,    --wait            wait until the current wineserver terminates\n");
  60     fprintf(stderr, "\n");
  61 }
  62
  63 static void parse_args( int argc, char *argv[] )
  64 {
  65     int ret, optc;
  66
  67     static struct option long_options[] =
  68     {
  69         {"debug",       2, NULL, 'd'},
  70         {"foreground",  0, NULL, 'f'},
  71         {"help",        0, NULL, 'h'},
  72         {"kill",        2, NULL, 'k'},
  73         {"persistent",  2, NULL, 'p'},
  74         {"version",     0, NULL, 'v'},
  75         {"wait",        0, NULL, 'w'},
  76         { NULL,         0, NULL, 0}
  77     };
  78
  79     server_argv0 = argv[0];
  80
  81     while ((optc = getopt_long( argc, argv, "d::fhk::p::vw", long_options, NULL )) != -1)
  82     {
  83         switch(optc)
  84         {
  85             case 'd':
  86                 if (optarg && isdigit(*optarg))
  87                     debug_level = atoi( optarg );
  88                 else
  89                     debug_level++;
  90                 break;
  91             case 'f':
  92                 foreground = 1;
  93                 break;
  94             case 'h':
  95                 usage();
  96                 exit(0);
  97                 break;
  98             case 'k':
  99                 if (optarg && isdigit(*optarg))
 100                     ret = kill_lock_owner( atoi( optarg ) );
 101                 else
 102                     ret = kill_lock_owner(-1);
 103                 exit( !ret );
 104             case 'p':
 105                 if (optarg && isdigit(*optarg))
 106                     master_socket_timeout = (timeout_t)atoi( optarg ) * -TICKS_PER_SEC;
 107                 else
 108                     master_socket_timeout = TIMEOUT_INFINITE;
 109                 break;
 110             case 'v':
 111                 fprintf( stderr, "%s\n", wine_get_build_id());
 112                 exit(0);
 113             case 'w':
 114                 wait_for_lock();
 115                 exit(0);
 116             default:
 117                 usage();
 118                 exit(1);
 119         }
 120     }
 121 }
 122
 123 static void sigterm_handler( int signum )
 124 {
 125     exit(1);  /* make sure atexit functions get called */
 126 }
 127
 128 int main( int argc, char *argv[] )
 129 {
 130     setvbuf( stderr, NULL, _IOLBF, 0 );
 131     parse_args( argc, argv );
 132
 133     /* setup temporary handlers before the real signal initialization is done */
 134     signal( SIGPIPE, SIG_IGN );
 135     signal( SIGHUP, sigterm_handler );
 136     signal( SIGINT, sigterm_handler );
 137     signal( SIGQUIT, sigterm_handler );
 138     signal( SIGTERM, sigterm_handler );
 139     signal( SIGABRT, sigterm_handler );
 140
 141     sock_init();
 142     open_master_socket();
 143
 144     if (debug_level) fprintf( stderr, "wineserver: starting (pid=%ld)\n", (long) getpid() );
 145     init_signals();
 146     init_directories();
 147     init_registry();
 148     main_loop();
 149     return 0;
 150 }