2 * Wine server communication
4 * Copyright (C) 1998 Alexandre Julliard
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.
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.
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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
22 #include "wine/port.h"
33 #include <sys/types.h>
34 #ifdef HAVE_SYS_SOCKET_H
35 # include <sys/socket.h>
37 #ifdef HAVE_SYS_WAIT_H
43 #ifdef HAVE_SYS_MMAN_H
46 #ifdef HAVE_SYS_STAT_H
47 # include <sys/stat.h>
57 #define WIN32_NO_STATUS
58 #include "wine/library.h"
59 #include "wine/pthread.h"
60 #include "wine/server.h"
61 #include "wine/debug.h"
62 #include "ntdll_misc.h"
64 WINE_DEFAULT_DEBUG_CHANNEL(server);
66 /* Some versions of glibc don't define this */
71 #define SOCKETNAME "socket" /* name of the socket file */
72 #define LOCKNAME "lock" /* name of the lock file */
74 #ifndef HAVE_STRUCT_MSGHDR_MSG_ACCRIGHTS
75 /* data structure used to pass an fd with sendmsg/recvmsg */
80 size_t len; /* size of structure */
81 int level; /* SOL_SOCKET */
82 int type; /* SCM_RIGHTS */
84 int fd; /* fd to pass */
86 #endif /* HAVE_STRUCT_MSGHDR_MSG_ACCRIGHTS */
88 time_t server_start_time = 0; /* time of server startup */
90 extern struct wine_pthread_functions pthread_functions;
92 static sigset_t block_set; /* signals to block during server calls */
93 static int fd_socket = -1; /* socket to exchange file descriptors with the server */
95 static RTL_CRITICAL_SECTION fd_cache_section;
96 static RTL_CRITICAL_SECTION_DEBUG critsect_debug =
98 0, 0, &fd_cache_section,
99 { &critsect_debug.ProcessLocksList, &critsect_debug.ProcessLocksList },
100 0, 0, { (DWORD_PTR)(__FILE__ ": fd_cache_section") }
102 static RTL_CRITICAL_SECTION fd_cache_section = { &critsect_debug, -1, 0, 0, 0, 0 };
106 static void fatal_error( const char *err, ... ) __attribute__((noreturn, format(printf,1,2)));
107 static void fatal_perror( const char *err, ... ) __attribute__((noreturn, format(printf,1,2)));
108 static void server_connect_error( const char *serverdir ) __attribute__((noreturn));
111 /* die on a fatal error; use only during initialization */
112 static void fatal_error( const char *err, ... )
116 va_start( args, err );
117 fprintf( stderr, "wine: " );
118 vfprintf( stderr, err, args );
123 /* die on a fatal error; use only during initialization */
124 static void fatal_perror( const char *err, ... )
128 va_start( args, err );
129 fprintf( stderr, "wine: " );
130 vfprintf( stderr, err, args );
137 /***********************************************************************
140 void server_exit_thread( int status )
142 struct wine_pthread_thread_info info;
146 RemoveEntryList( &NtCurrentTeb()->TlsLinks );
149 info.stack_base = NtCurrentTeb()->DeallocationStack;
150 info.teb_base = NtCurrentTeb();
151 info.teb_sel = wine_get_fs();
152 info.exit_status = status;
155 NtFreeVirtualMemory( GetCurrentProcess(), &info.stack_base, &size, MEM_RELEASE | MEM_SYSTEM );
156 info.stack_size = size;
159 NtFreeVirtualMemory( GetCurrentProcess(), &info.teb_base, &size, MEM_RELEASE | MEM_SYSTEM );
160 info.teb_size = size;
162 sigprocmask( SIG_BLOCK, &block_set, NULL );
163 close( ntdll_get_thread_data()->wait_fd[0] );
164 close( ntdll_get_thread_data()->wait_fd[1] );
165 close( ntdll_get_thread_data()->reply_fd );
166 close( ntdll_get_thread_data()->request_fd );
167 pthread_functions.exit_thread( &info );
171 /***********************************************************************
172 * server_abort_thread
174 void server_abort_thread( int status )
176 sigprocmask( SIG_BLOCK, &block_set, NULL );
177 close( ntdll_get_thread_data()->wait_fd[0] );
178 close( ntdll_get_thread_data()->wait_fd[1] );
179 close( ntdll_get_thread_data()->reply_fd );
180 close( ntdll_get_thread_data()->request_fd );
181 pthread_functions.abort_thread( status );
185 /***********************************************************************
186 * server_protocol_error
188 void server_protocol_error( const char *err, ... )
192 va_start( args, err );
193 fprintf( stderr, "wine client error:%lx: ", GetCurrentThreadId() );
194 vfprintf( stderr, err, args );
196 server_abort_thread(1);
200 /***********************************************************************
201 * server_protocol_perror
203 void server_protocol_perror( const char *err )
205 fprintf( stderr, "wine client error:%lx: ", GetCurrentThreadId() );
207 server_abort_thread(1);
211 /***********************************************************************
214 * Send a request to the server.
216 static void send_request( const struct __server_request_info *req )
221 if (!req->u.req.request_header.request_size)
223 if ((ret = write( ntdll_get_thread_data()->request_fd, &req->u.req,
224 sizeof(req->u.req) )) == sizeof(req->u.req)) return;
229 struct iovec vec[__SERVER_MAX_DATA+1];
231 vec[0].iov_base = (void *)&req->u.req;
232 vec[0].iov_len = sizeof(req->u.req);
233 for (i = 0; i < req->data_count; i++)
235 vec[i+1].iov_base = (void *)req->data[i].ptr;
236 vec[i+1].iov_len = req->data[i].size;
238 if ((ret = writev( ntdll_get_thread_data()->request_fd, vec, i+1 )) ==
239 req->u.req.request_header.request_size + sizeof(req->u.req)) return;
242 if (ret >= 0) server_protocol_error( "partial write %d\n", ret );
243 if (errno == EPIPE) server_abort_thread(0);
244 server_protocol_perror( "write" );
248 /***********************************************************************
251 * Read data from the reply buffer; helper for wait_reply.
253 static void read_reply_data( void *buffer, size_t size )
259 if ((ret = read( ntdll_get_thread_data()->reply_fd, buffer, size )) > 0)
261 if (!(size -= ret)) return;
262 buffer = (char *)buffer + ret;
266 if (errno == EINTR) continue;
267 if (errno == EPIPE) break;
268 server_protocol_perror("read");
270 /* the server closed the connection; time to die... */
271 server_abort_thread(0);
275 /***********************************************************************
278 * Wait for a reply from the server.
280 inline static void wait_reply( struct __server_request_info *req )
282 read_reply_data( &req->u.reply, sizeof(req->u.reply) );
283 if (req->u.reply.reply_header.reply_size)
284 read_reply_data( req->reply_data, req->u.reply.reply_header.reply_size );
288 /***********************************************************************
289 * wine_server_call (NTDLL.@)
291 * Perform a server call.
294 * req_ptr [I/O] Function dependent data
297 * Depends on server function being called, but usually an NTSTATUS code.
300 * Use the SERVER_START_REQ and SERVER_END_REQ to help you fill out the
301 * server request structure for the particular call. E.g:
302 *| SERVER_START_REQ( event_op )
304 *| req->handle = handle;
305 *| req->op = SET_EVENT;
306 *| ret = wine_server_call( req );
310 unsigned int wine_server_call( void *req_ptr )
312 struct __server_request_info * const req = req_ptr;
315 sigprocmask( SIG_BLOCK, &block_set, &old_set );
318 sigprocmask( SIG_SETMASK, &old_set, NULL );
319 return req->u.reply.reply_header.error;
323 /***********************************************************************
324 * wine_server_send_fd (NTDLL.@)
326 * Send a file descriptor to the server.
329 * fd [I] file descriptor to send
334 void wine_server_send_fd( int fd )
336 #ifndef HAVE_STRUCT_MSGHDR_MSG_ACCRIGHTS
340 struct msghdr msghdr;
344 vec.iov_base = (void *)&data;
345 vec.iov_len = sizeof(data);
347 msghdr.msg_name = NULL;
348 msghdr.msg_namelen = 0;
349 msghdr.msg_iov = &vec;
350 msghdr.msg_iovlen = 1;
352 #ifdef HAVE_STRUCT_MSGHDR_MSG_ACCRIGHTS
353 msghdr.msg_accrights = (void *)&fd;
354 msghdr.msg_accrightslen = sizeof(fd);
355 #else /* HAVE_STRUCT_MSGHDR_MSG_ACCRIGHTS */
356 cmsg.header.len = sizeof(cmsg.header) + sizeof(fd);
357 cmsg.header.level = SOL_SOCKET;
358 cmsg.header.type = SCM_RIGHTS;
360 msghdr.msg_control = &cmsg;
361 msghdr.msg_controllen = sizeof(cmsg.header) + sizeof(fd);
362 msghdr.msg_flags = 0;
363 #endif /* HAVE_STRUCT_MSGHDR_MSG_ACCRIGHTS */
365 data.tid = GetCurrentThreadId();
370 if ((ret = sendmsg( fd_socket, &msghdr, 0 )) == sizeof(data)) return;
371 if (ret >= 0) server_protocol_error( "partial write %d\n", ret );
372 if (errno == EINTR) continue;
373 if (errno == EPIPE) server_abort_thread(0);
374 server_protocol_perror( "sendmsg" );
379 /***********************************************************************
382 * Receive a file descriptor passed from the server.
384 static int receive_fd( obj_handle_t *handle )
389 #ifdef HAVE_STRUCT_MSGHDR_MSG_ACCRIGHTS
390 struct msghdr msghdr;
393 msghdr.msg_accrights = (void *)&fd;
394 msghdr.msg_accrightslen = sizeof(fd);
395 #else /* HAVE_STRUCT_MSGHDR_MSG_ACCRIGHTS */
396 struct msghdr msghdr;
399 cmsg.header.len = sizeof(cmsg.header) + sizeof(fd);
400 cmsg.header.level = SOL_SOCKET;
401 cmsg.header.type = SCM_RIGHTS;
403 msghdr.msg_control = &cmsg;
404 msghdr.msg_controllen = sizeof(cmsg.header) + sizeof(fd);
405 msghdr.msg_flags = 0;
406 #endif /* HAVE_STRUCT_MSGHDR_MSG_ACCRIGHTS */
408 msghdr.msg_name = NULL;
409 msghdr.msg_namelen = 0;
410 msghdr.msg_iov = &vec;
411 msghdr.msg_iovlen = 1;
412 vec.iov_base = (void *)handle;
413 vec.iov_len = sizeof(*handle);
417 if ((ret = recvmsg( fd_socket, &msghdr, 0 )) > 0)
419 #ifndef HAVE_STRUCT_MSGHDR_MSG_ACCRIGHTS
422 if (fd != -1) fcntl( fd, F_SETFD, 1 ); /* set close on exec flag */
426 if (errno == EINTR) continue;
427 if (errno == EPIPE) break;
428 server_protocol_perror("recvmsg");
430 /* the server closed the connection; time to die... */
431 server_abort_thread(0);
435 /***********************************************************************
436 * wine_server_fd_to_handle (NTDLL.@)
438 * Allocate a file handle for a Unix file descriptor.
441 * fd [I] Unix file descriptor.
442 * access [I] Win32 access flags.
443 * attributes [I] Object attributes.
444 * handle [O] Address where Wine file handle will be stored.
449 int wine_server_fd_to_handle( int fd, unsigned int access, unsigned int attributes, obj_handle_t *handle )
454 wine_server_send_fd( fd );
456 SERVER_START_REQ( alloc_file_handle )
458 req->access = access;
459 req->attributes = attributes;
461 if (!(ret = wine_server_call( req ))) *handle = reply->handle;
468 /***********************************************************************
469 * wine_server_handle_to_fd (NTDLL.@)
471 * Retrieve the file descriptor corresponding to a file handle.
474 * handle [I] Wine file handle.
475 * access [I] Win32 file access rights requested.
476 * unix_fd [O] Address where Unix file descriptor will be stored.
477 * flags [O] Address where the Unix flags associated with file will be stored. Optional.
482 int wine_server_handle_to_fd( obj_handle_t handle, unsigned int access, int *unix_fd, int *flags )
484 obj_handle_t fd_handle;
485 int ret, removable = -1, fd = -1;
487 RtlEnterCriticalSection( &fd_cache_section );
492 SERVER_START_REQ( get_handle_fd )
494 req->handle = handle;
495 req->access = access;
496 if (!(ret = wine_server_call( req )))
499 removable = reply->removable;
500 if (flags) *flags = reply->flags;
508 if ((fd = dup(fd)) == -1) ret = FILE_GetNtStatus();
512 /* it wasn't in the cache, get it from the server */
513 fd = receive_fd( &fd_handle );
516 ret = STATUS_TOO_MANY_OPENED_FILES;
519 if (fd_handle != handle) removable = -1;
523 FILE_FS_DEVICE_INFORMATION info;
524 if (FILE_GetDeviceInfo( fd, &info ) == STATUS_SUCCESS)
525 removable = (info.Characteristics & FILE_REMOVABLE_MEDIA) != 0;
527 else if (removable) break; /* don't cache it */
529 /* and store it back into the cache */
530 SERVER_START_REQ( set_handle_fd )
532 req->handle = fd_handle;
534 req->removable = removable;
535 if (!(ret = wine_server_call( req )))
537 if (reply->cur_fd != -1) /* it has been cached */
539 if (reply->cur_fd != fd) close( fd ); /* someone was here before us */
540 if ((fd = dup(reply->cur_fd)) == -1) ret = FILE_GetNtStatus();
552 if (fd_handle == handle) break;
553 /* if we received a different handle this means there was
554 * a race with another thread; we restart everything from
555 * scratch in this case.
560 RtlLeaveCriticalSection( &fd_cache_section );
561 if (!ret) *unix_fd = fd;
566 /***********************************************************************
567 * wine_server_release_fd (NTDLL.@)
569 * Release the Unix file descriptor returned by wine_server_handle_to_fd.
572 * handle [I] Wine file handle.
573 * unix_fd [I] Unix file descriptor to release.
578 void wine_server_release_fd( obj_handle_t handle, int unix_fd )
584 /***********************************************************************
587 * Start a new wine server.
589 static void start_server(void)
591 static int started; /* we only try once */
598 if (pid == -1) fatal_perror( "fork" );
601 argv[0] = "server/wineserver";
602 argv[1] = TRACE_ON(server) ? "-d" : NULL;
604 wine_exec_wine_binary( argv[0], argv, getenv("WINESERVER") );
605 fatal_error( "could not exec wineserver\n" );
607 waitpid( pid, &status, 0 );
608 status = WIFEXITED(status) ? WEXITSTATUS(status) : 1;
609 if (status == 2) return; /* server lock held by someone else, will retry later */
610 if (status) exit(status); /* server failed */
616 /***********************************************************************
617 * server_connect_error
619 * Try to display a meaningful explanation of why we couldn't connect
622 static void server_connect_error( const char *serverdir )
627 if ((fd = open( LOCKNAME, O_WRONLY )) == -1)
628 fatal_error( "for some mysterious reason, the wine server never started.\n" );
631 fl.l_whence = SEEK_SET;
634 if (fcntl( fd, F_GETLK, &fl ) != -1)
636 if (fl.l_type == F_WRLCK) /* the file is locked */
637 fatal_error( "a wine server seems to be running, but I cannot connect to it.\n"
638 " You probably need to kill that process (it might be pid %d).\n",
640 fatal_error( "for some mysterious reason, the wine server failed to run.\n" );
642 fatal_error( "the file system of '%s' doesn't support locks,\n"
643 " and there is a 'socket' file in that directory that prevents wine from starting.\n"
644 " You should make sure no wine server is running, remove that file and try again.\n",
649 /***********************************************************************
652 * Attempt to connect to an existing server socket.
653 * We need to be in the server directory already.
655 static int server_connect( const char *serverdir )
657 struct sockaddr_un addr;
659 int s, slen, retry, fd_cwd;
661 /* retrieve the current directory */
662 fd_cwd = open( ".", O_RDONLY );
663 if (fd_cwd != -1) fcntl( fd_cwd, F_SETFD, 1 ); /* set close on exec flag */
665 /* chdir to the server directory */
666 if (chdir( serverdir ) == -1)
668 if (errno != ENOENT) fatal_perror( "chdir to %s", serverdir );
670 if (chdir( serverdir ) == -1) fatal_perror( "chdir to %s", serverdir );
673 /* make sure we are at the right place */
674 if (stat( ".", &st ) == -1) fatal_perror( "stat %s", serverdir );
675 if (st.st_uid != getuid()) fatal_error( "'%s' is not owned by you\n", serverdir );
676 if (st.st_mode & 077) fatal_error( "'%s' must not be accessible by other users\n", serverdir );
678 for (retry = 0; retry < 6; retry++)
680 /* if not the first try, wait a bit to leave the previous server time to exit */
683 usleep( 100000 * retry * retry );
685 if (lstat( SOCKETNAME, &st ) == -1) continue; /* still no socket, wait a bit more */
687 else if (lstat( SOCKETNAME, &st ) == -1) /* check for an already existing socket */
689 if (errno != ENOENT) fatal_perror( "lstat %s/%s", serverdir, SOCKETNAME );
691 if (lstat( SOCKETNAME, &st ) == -1) continue; /* still no socket, wait a bit more */
694 /* make sure the socket is sane (ISFIFO needed for Solaris) */
695 if (!S_ISSOCK(st.st_mode) && !S_ISFIFO(st.st_mode))
696 fatal_error( "'%s/%s' is not a socket\n", serverdir, SOCKETNAME );
697 if (st.st_uid != getuid())
698 fatal_error( "'%s/%s' is not owned by you\n", serverdir, SOCKETNAME );
700 /* try to connect to it */
701 addr.sun_family = AF_UNIX;
702 strcpy( addr.sun_path, SOCKETNAME );
703 slen = sizeof(addr) - sizeof(addr.sun_path) + strlen(addr.sun_path) + 1;
704 #ifdef HAVE_STRUCT_SOCKADDR_UN_SUN_LEN
707 if ((s = socket( AF_UNIX, SOCK_STREAM, 0 )) == -1) fatal_perror( "socket" );
708 if (connect( s, (struct sockaddr *)&addr, slen ) != -1)
710 /* switch back to the starting directory */
716 fcntl( s, F_SETFD, 1 ); /* set close on exec flag */
721 server_connect_error( serverdir );
725 /***********************************************************************
728 * Remove a directory and all its contents; helper for create_config_dir.
730 static void rm_rf( const char *path )
732 int err = errno; /* preserve errno */
738 if (!(buffer = malloc( strlen(path) + 256 + 1 ))) goto done;
739 strcpy( buffer, path );
740 p = buffer + strlen(buffer);
743 if ((dir = opendir( path )))
745 while ((de = readdir( dir )))
747 if (!strcmp( de->d_name, "." ) || !strcmp( de->d_name, ".." )) continue;
748 strcpy( p, de->d_name );
749 if (unlink( buffer ) != -1) continue;
750 if (errno == EISDIR ||
751 (errno == EPERM && !lstat( buffer, &st ) && S_ISDIR(st.st_mode)))
753 /* recurse in the sub-directory */
766 /***********************************************************************
769 * Create the wine configuration dir (~/.wine).
771 static void create_config_dir(void)
773 const char *config_dir = wine_get_config_dir();
778 if (!(tmp_dir = malloc( strlen(config_dir) + sizeof("-XXXXXX") )))
779 fatal_error( "out of memory\n" );
780 strcpy( tmp_dir, config_dir );
781 strcat( tmp_dir, "-XXXXXX" );
782 if ((fd = mkstemps( tmp_dir, 0 )) == -1)
783 fatal_perror( "can't get temp file name for %s", config_dir );
786 if (mkdir( tmp_dir, 0777 ) == -1)
787 fatal_perror( "cannot create temp dir %s", tmp_dir );
789 MESSAGE( "wine: creating configuration directory '%s'...\n", config_dir );
794 fatal_perror( "fork" );
800 argv[0] = "tools/wineprefixcreate";
803 argv[3] = "--prefix";
806 wine_exec_wine_binary( argv[0], (char **)argv, NULL );
808 fatal_perror( "could not exec wineprefixcreate" );
814 while ((wret = waitpid( pid, &status, 0 )) != pid)
816 if (wret == -1 && errno != EINTR) fatal_perror( "wait4" );
818 if (!WIFEXITED(status) || WEXITSTATUS(status))
821 fatal_error( "wineprefixcreate failed while creating '%s'.\n", config_dir );
824 if (rename( tmp_dir, config_dir ) == -1)
827 if (errno != EEXIST && errno != ENOTEMPTY)
828 fatal_perror( "rename '%s' to '%s'", tmp_dir, config_dir );
829 /* else it was probably created by a concurrent wine process */
832 MESSAGE( "wine: '%s' created successfully.\n", config_dir );
836 /***********************************************************************
837 * server_init_process
839 * Start the server and create the initial socket pair.
841 void server_init_process(void)
843 obj_handle_t dummy_handle;
844 const char *server_dir = wine_get_server_dir();
846 if (!server_dir) /* this means the config dir doesn't exist */
849 server_dir = wine_get_server_dir();
852 /* connect to the server */
853 fd_socket = server_connect( server_dir );
855 /* setup the signal mask */
856 sigemptyset( &block_set );
857 sigaddset( &block_set, SIGALRM );
858 sigaddset( &block_set, SIGIO );
859 sigaddset( &block_set, SIGINT );
860 sigaddset( &block_set, SIGHUP );
861 sigaddset( &block_set, SIGUSR1 );
862 sigaddset( &block_set, SIGUSR2 );
863 sigaddset( &block_set, SIGCHLD );
865 /* receive the first thread request fd on the main socket */
866 ntdll_get_thread_data()->request_fd = receive_fd( &dummy_handle );
870 /***********************************************************************
873 * Send an init thread request. Return 0 if OK.
875 size_t server_init_thread( int unix_pid, int unix_tid, void *entry_point )
879 struct sigaction sig_act;
882 sig_act.sa_handler = SIG_IGN;
883 sig_act.sa_flags = 0;
884 sigemptyset( &sig_act.sa_mask );
886 /* ignore SIGPIPE so that we get an EPIPE error instead */
887 sigaction( SIGPIPE, &sig_act, NULL );
888 /* automatic child reaping to avoid zombies */
890 sig_act.sa_flags |= SA_NOCLDWAIT;
892 sigaction( SIGCHLD, &sig_act, NULL );
894 /* create the server->client communication pipes */
895 if (pipe( reply_pipe ) == -1) server_protocol_perror( "pipe" );
896 if (pipe( ntdll_get_thread_data()->wait_fd ) == -1) server_protocol_perror( "pipe" );
897 wine_server_send_fd( reply_pipe[1] );
898 wine_server_send_fd( ntdll_get_thread_data()->wait_fd[1] );
899 ntdll_get_thread_data()->reply_fd = reply_pipe[0];
900 close( reply_pipe[1] );
902 /* set close on exec flag */
903 fcntl( ntdll_get_thread_data()->reply_fd, F_SETFD, 1 );
904 fcntl( ntdll_get_thread_data()->wait_fd[0], F_SETFD, 1 );
905 fcntl( ntdll_get_thread_data()->wait_fd[1], F_SETFD, 1 );
907 SERVER_START_REQ( init_thread )
909 req->unix_pid = unix_pid;
910 req->unix_tid = unix_tid;
911 req->teb = NtCurrentTeb();
912 req->peb = NtCurrentTeb()->Peb;
913 req->entry = entry_point;
914 req->ldt_copy = &wine_ldt_copy;
915 req->reply_fd = reply_pipe[1];
916 req->wait_fd = ntdll_get_thread_data()->wait_fd[1];
917 req->debug_level = (TRACE_ON(server) != 0);
918 ret = wine_server_call( req );
919 NtCurrentTeb()->ClientId.UniqueProcess = (HANDLE)reply->pid;
920 NtCurrentTeb()->ClientId.UniqueThread = (HANDLE)reply->tid;
921 info_size = reply->info_size;
922 version = reply->version;
923 server_start_time = reply->server_start;
927 if (ret) server_protocol_error( "init_thread failed with status %x\n", ret );
928 if (version != SERVER_PROTOCOL_VERSION)
929 server_protocol_error( "version mismatch %d/%d.\n"
930 "Your %s binary was not upgraded correctly,\n"
931 "or you have an older one somewhere in your PATH.\n"
932 "Or maybe the wrong wineserver is still running?\n",
933 version, SERVER_PROTOCOL_VERSION,
934 (version > SERVER_PROTOCOL_VERSION) ? "wine" : "wineserver" );