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

1.1       root        1: /* rfgetc.c - rfgetc */
                      2: 
                      3: #include <conf.h>
                      4: #include <kernel.h>
                      5: #include <network.h>
                      6: 
                      7: /*------------------------------------------------------------------------
                      8:  *  rfgetc  --  get a character from a remote file
                      9:  *------------------------------------------------------------------------
                     10:  */
                     11: rfgetc(devptr)
                     12: struct devsw   *devptr;
                     13: {
                     14:        char    ch;
                     15:        int     retcode;
                     16: 
                     17:        if ( (retcode=read(devptr->dvnum, &ch, 1)) == 1)
                     18:                return(ch);
                     19:        else if (retcode != EOF)
                     20:                retcode = SYSERR;
                     21:        return(retcode);
                     22: }

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