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Annotation of xinu/sys/setdev.c, revision 1.1.1.1

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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