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Annotation of 40BSD/lib/libpc/READC.c, revision 1.1

1.1     ! root        1: /* Copyright (c) 1979 Regents of the University of California */
        !             2: 
        !             3: static char sccsid[] = "@(#)READC.c 1.1 10/29/80";
        !             4: 
        !             5: #include "h00vars.h"
        !             6: #include "h01errs.h"
        !             7: 
        !             8: char
        !             9: READC(curfile)
        !            10: 
        !            11:        register struct iorec   *curfile;
        !            12: {
        !            13:        char                    data;
        !            14: 
        !            15:        if (curfile->funit & FWRITE) {
        !            16:                ERROR(EREADIT, curfile->pfname);
        !            17:                return;
        !            18:        }
        !            19:        IOSYNC(curfile);
        !            20:        if (curfile->funit & EOFF) {
        !            21:                ERROR(EPASTEOF, curfile->pfname);
        !            22:                return;
        !            23:        }
        !            24:        curfile->funit |= SYNC;
        !            25:        return *curfile->fileptr;
        !            26: }

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