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Annotation of 43BSD/usr.lib/libI77/endfile.c, revision 1.1.1.1

1.1       root        1: /*
                      2:  * Copyright (c) 1980 Regents of the University of California.
                      3:  * All rights reserved.  The Berkeley software License Agreement
                      4:  * specifies the terms and conditions for redistribution.
                      5:  *
                      6:  *     @(#)endfile.c   5.2     7/30/85
                      7:  */
                      8: 
                      9: /*
                     10:  * endfile
                     11:  */
                     12: 
                     13: #include "fio.h"
                     14: 
                     15: static char    endf[]  = "endfile";
                     16: 
                     17: f_end (a)
                     18: alist  *a;
                     19: {
                     20:        unit    *b;
                     21:        int n;
                     22: 
                     23:        lfname = NULL;
                     24:        elist = NO;
                     25:        errflag = a->aerr;
                     26:        lunit = a->aunit;
                     27:        if (not_legal(lunit))
                     28:                err (errflag, F_ERUNIT, endf)
                     29:        b = &units[lunit];
                     30:        if(!b->ufd && (n = fk_open(READ, SEQ, FMT, (ftnint)lunit)) )
                     31:                err(errflag, n, endf);
                     32:        if (b->uend)
                     33:                return(0);
                     34:        lfname = b->ufnm;
                     35:        b->uend = YES;
                     36:        return ( t_runc (b, errflag, endf) );
                     37: }

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