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Annotation of 40BSD/lib/libpc/READ4.c, revision 1.1

1.1     ! root        1: /* Copyright (c) 1979 Regents of the University of California */
        !             2: 
        !             3: static char sccsid[] = "@(#)READ4.c 1.1 10/29/80";
        !             4: 
        !             5: #include "h00vars.h"
        !             6: #include "h01errs.h"
        !             7: 
        !             8: READ4(curfile)
        !             9: 
        !            10:        register struct iorec   *curfile;
        !            11: {
        !            12:        int                     data;
        !            13: 
        !            14:        if (curfile->funit & FWRITE) {
        !            15:                ERROR(EREADIT, curfile->pfname);
        !            16:                return;
        !            17:        }
        !            18:        UNSYNC(curfile);
        !            19:        if (fscanf(curfile->fbuf, "%ld", &data) == 0) {
        !            20:                ERROR(EBADINUM, curfile->pfname);
        !            21:                return;
        !            22:        }
        !            23:        curfile->funit |= SYNC;
        !            24:        return data;
        !            25: }

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