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Annotation of 40BSD/lib/libpc/READC.c, revision 1.1.1.1

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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