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Annotation of OpenXM_contrib2/asir2000/lib/launch, Revision 1.2

1.2     ! noro        1: /*
        !             2:  * Copyright (c) 1994-2000 FUJITSU LABORATORIES LIMITED
        !             3:  * All rights reserved.
        !             4:  *
        !             5:  * FUJITSU LABORATORIES LIMITED ("FLL") hereby grants you a limited,
        !             6:  * non-exclusive and royalty-free license to use, copy, modify and
        !             7:  * redistribute, solely for non-commercial and non-profit purposes, the
        !             8:  * computer program, "Risa/Asir" ("SOFTWARE"), subject to the terms and
        !             9:  * conditions of this Agreement. For the avoidance of doubt, you acquire
        !            10:  * only a limited right to use the SOFTWARE hereunder, and FLL or any
        !            11:  * third party developer retains all rights, including but not limited to
        !            12:  * copyrights, in and to the SOFTWARE.
        !            13:  *
        !            14:  * (1) FLL does not grant you a license in any way for commercial
        !            15:  * purposes. You may use the SOFTWARE only for non-commercial and
        !            16:  * non-profit purposes only, such as academic, research and internal
        !            17:  * business use.
        !            18:  * (2) The SOFTWARE is protected by the Copyright Law of Japan and
        !            19:  * international copyright treaties. If you make copies of the SOFTWARE,
        !            20:  * with or without modification, as permitted hereunder, you shall affix
        !            21:  * to all such copies of the SOFTWARE the above copyright notice.
        !            22:  * (3) An explicit reference to this SOFTWARE and its copyright owner
        !            23:  * shall be made on your publication or presentation in any form of the
        !            24:  * results obtained by use of the SOFTWARE.
        !            25:  * (4) In the event that you modify the SOFTWARE, you shall notify FLL by
        !            26:  * e-mail at risa-admin@flab.fujitsu.co.jp of the detailed specification
        !            27:  * for such modification or the source code of the modified part of the
        !            28:  * SOFTWARE.
        !            29:  *
        !            30:  * THE SOFTWARE IS PROVIDED AS IS WITHOUT ANY WARRANTY OF ANY KIND. FLL
        !            31:  * MAKES ABSOLUTELY NO WARRANTIES, EXPRESSED, IMPLIED OR STATUTORY, AND
        !            32:  * EXPRESSLY DISCLAIMS ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS
        !            33:  * FOR A PARTICULAR PURPOSE OR NONINFRINGEMENT OF THIRD PARTIES'
        !            34:  * RIGHTS. NO FLL DEALER, AGENT, EMPLOYEES IS AUTHORIZED TO MAKE ANY
        !            35:  * MODIFICATIONS, EXTENSIONS, OR ADDITIONS TO THIS WARRANTY.
        !            36:  * UNDER NO CIRCUMSTANCES AND UNDER NO LEGAL THEORY, TORT, CONTRACT,
        !            37:  * OR OTHERWISE, SHALL FLL BE LIABLE TO YOU OR ANY OTHER PERSON FOR ANY
        !            38:  * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, PUNITIVE OR CONSEQUENTIAL
        !            39:  * DAMAGES OF ANY CHARACTER, INCLUDING, WITHOUT LIMITATION, DAMAGES
        !            40:  * ARISING OUT OF OR RELATING TO THE SOFTWARE OR THIS AGREEMENT, DAMAGES
        !            41:  * FOR LOSS OF GOODWILL, WORK STOPPAGE, OR LOSS OF DATA, OR FOR ANY
        !            42:  * DAMAGES, EVEN IF FLL SHALL HAVE BEEN INFORMED OF THE POSSIBILITY OF
        !            43:  * SUCH DAMAGES, OR FOR ANY CLAIM BY ANY OTHER PARTY. EVEN IF A PART
        !            44:  * OF THE SOFTWARE HAS BEEN DEVELOPED BY A THIRD PARTY, THE THIRD PARTY
        !            45:  * DEVELOPER SHALL HAVE NO LIABILITY IN CONNECTION WITH THE USE,
        !            46:  * PERFORMANCE OR NON-PERFORMANCE OF THE SOFTWARE.
        !            47:  *
        !            48:  * $OpenXM: OpenXM_contrib2/asir2000/lib/launch,v 1.1.1.1 1999/12/03 07:39:11 noro Exp $
        !            49: */
1.1       noro       50: /*
                     51:        usage of
                     52:
                     53:        generate_port()
                     54:        try_bind_listen()
                     55:        try_connect()
                     56:        try_accept()
                     57:        register_server()
                     58: */
                     59:
                     60: def local_launch(Server,Use_X,Conn_To_Server,Use_Unix)
                     61: {
                     62:        Host = Use_Unix ? "." : "127.1";
                     63:        Display = getenv("DISPLAY");
                     64:        if ( !Display )
                     65:                Display = "0";
                     66:        do {
                     67:                Control_Sock = -1;
                     68:                Server_Sock = -1;
                     69:                do {
                     70:                        Control_Port = generate_port(Use_Unix);
                     71:                        Server_Port = generate_port(Use_Unix);
                     72:                        if ( !Conn_To_Server ) {
                     73:                                if ( Control_Sock < 0 )
                     74:                                        Control_Sock = try_bind_listen(Control_Port);
                     75:                                if ( Server_Sock < 0 )
                     76:                                        Server_Sock = try_bind_listen(Server_Port);
                     77:                        } else
                     78:                                break;
                     79:                } while ( Control_Sock < 0 || Server_Sock < 0 );
                     80:                ServerCmd = get_rootdir()+"/ox_launch"
                     81:                        +" "+Host
                     82:                        +" "+rtostr(Conn_To_Server) +" "+rtostr(Control_Port)
                     83:                        +" "+rtostr(Server_Port) +" "+Server +" "+Display;
                     84:                if ( Use_X && getenv("DISPLAY") )
                     85:                        Cmd = "xterm -name ox_xterm -display "+Display
                     86:                                +" -geometry 60x10 -e "
                     87:                                + ServerCmd+"\&";
                     88:                else
                     89:                        Cmd =ServerCmd+"\&";
                     90:                shell(Cmd);
                     91:                if ( Conn_To_Server ) {
                     92:                        Control_Sock = try_connect(Host,Control_Port);
                     93:                        Server_Sock = try_connect(Host,Server_Port);
                     94:                } else {
                     95:                        Control_Sock = try_accept(Control_Sock,Control_Port);
                     96:                        Server_Sock = try_accept(Server_Sock,Control_Port);
                     97:                }
                     98:        } while ( Control_Sock < 0 || Server_Sock < 0 );
                     99:        return register_server(Control_Sock,Control_Port,Server_Sock,Server_Port);
                    100: }
                    101:
                    102: def remote_launch(Host,Server,Use_X,Conn_To_Server)
                    103: {
                    104:        Display = getenv("DISPLAY");
                    105:        if ( !Display )
                    106:                Display = "0";
                    107:        do {
                    108:                Control_Sock = -1;
                    109:                Server_Sock = -1;
                    110:                do {
                    111:                        Control_Port = generate_port();
                    112:                        Server_Port = generate_port();
                    113:                        if ( !Conn_To_Server ) {
                    114:                                if ( Control_Sock < 0 )
                    115:                                        Control_Sock = try_bind_listen(Control_Port);
                    116:                                if ( Server_Sock < 0 )
                    117:                                        Server_Sock = try_bind_listen(Server_Port);
                    118:                        } else
                    119:                                break;
                    120:                } while ( Control_Sock < 0 || Server_Sock < 0 );
                    121:                ServerCmd = get_rootdir()+"/ox_launch"
                    122:                        +" "+Host
                    123:                        +" "+rtostr(Conn_To_Server) +" "+rtostr(Control_Port)
                    124:                        +" "+rtostr(Server_Port) +" "+Server +" "+Display;
                    125:                if ( Use_X && getenv("DISPLAY") )
                    126:                        Cmd = "xterm -name ox_xterm -display "+Display
                    127:                                +" -geometry 60x10 -e "
                    128:                                + ServerCmd+">&/dev/null&";
                    129:                else
                    130:                        Cmd =ServerCmd+">&/dev/null&";
                    131:                shell("rsh -n "+Host+" \""+Cmd+"\""+">/dev/null");
                    132:                if ( Conn_To_Server ) {
                    133:                        Control_Sock = try_connect(Host,Control_Port);
                    134:                        Server_Sock = try_connect(Host,Server_Port);
                    135:                } else {
                    136:                        Control_Sock = try_accept(Control_Sock,Control_Port);
                    137:                        Server_Sock = try_accept(Server_Sock,Control_Port);
                    138:                }
                    139:        } while ( Control_Sock < 0 || Server_Sock < 0 );
                    140:        return register_server(Control_Sock,Control_Port,Server_Sock,Server_Port);
                    141: }
                    142: end$