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Annotation of xinu/sys/TEST/test.c.dlc, revision 1.1

1.1     ! root        1: /* test.c - main */
        !             2: 
        !             3: #include <conf.h>
        !             4: #include <kernel.h>
        !             5: 
        !             6: char   message[] = "Hello there world.";
        !             7: 
        !             8: /*----------------------------------------------------------------------
        !             9:  *  main  --  test dlc basics assuming RINOUT connected to RINGIN
        !            10:  *----------------------------------------------------------------------
        !            11:  */
        !            12: main()
        !            13: {
        !            14:        int     p();
        !            15: 
        !            16:        kprintf("Testing dlc\n");
        !            17:        kprintf("Creating process to read RINGIN (%d)\n",RINGIN);
        !            18:        resume(create(p,300,25,"dlctest",1, RINGIN));
        !            19:        kprintf("Writing this message to RINGOUT(%d): %s\n\n",
        !            20:                RINGOUT, message);
        !            21:        write(RINGOUT, message, strlen(message) );
        !            22:        kprintf("Writing 'hi' to RINGOUT(%d)\n", RINGOUT);
        !            23:        write(RINGOUT, "hi", 2);
        !            24:        dldump();
        !            25:        kprintf("End writing\n");
        !            26: }
        !            27: p(dev)
        !            28: {
        !            29:        char    ch;
        !            30:        int     len,i;
        !            31:        char    buff[130];
        !            32: 
        !            33:        kprintf(" P:reading device %d\n",dev);
        !            34:        while (TRUE) {
        !            35:                kprintf(" P:read returns %d\n",len=read(dev,buff,128));
        !            36:                for (i=0 ; i<len ; i++)
        !            37:                        if ( (ch=buff[i]) < ' ')
        !            38:                                printf("^%c", ch+0100);
        !            39:                        else if (ch==0177)
        !            40:                                printf("^?");
        !            41:                        else
        !            42:                                printf("%c", ch);
        !            43:                printf("\n");
        !            44:        }
        !            45: }

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