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Annotation of xinu/sys/setdev.c, revision 1.1

1.1     ! root        1: /* setdev.c - setdev */
        !             2: 
        !             3: #include <conf.h>
        !             4: #include <kernel.h>
        !             5: #include <proc.h>
        !             6: 
        !             7: /*------------------------------------------------------------------------
        !             8:  *  setdev  -  set the two device entries in the process table entry
        !             9:  *------------------------------------------------------------------------
        !            10:  */
        !            11: SYSCALL        setdev(pid, dev1, dev2)
        !            12: int    pid;                            /* process to change            */
        !            13: int    dev1, dev2;                     /* device descriptors to set    */
        !            14: {
        !            15:        short   *nxtdev;
        !            16: 
        !            17:        if (isbadpid(pid))
        !            18:                return(SYSERR);
        !            19:        nxtdev = (short *)proctab[pid].pdevs;
        !            20:        *nxtdev++ = dev1;
        !            21:        *nxtdev = dev2;
        !            22:        return(OK);
        !            23: }

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