rflgetc.c File Reference

#include <xinu.h>

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Functions
devcall	rflgetc (struct dentry *devptr)

Function Documentation

rflgetc()

devcall rflgetc

(

struct dentry *

devptr

)

Definition at line 9 of file rflgetc.c.

References rflread(), and SYSERR.

{
    char    ch;         /* Character to read        */
    int32   retval;         /* Return value         */

    retval = rflread(devptr, &ch, 1);

    if (retval != 1) {
        return SYSERR;
    }

    return (devcall)ch;
}

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