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[unix-history] / usr / src / libI77 / sfe.c
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8662e665
PW
1/* sequential formatted external common routines*/
2#include "fio.h"
3extern char *fmtbuf;
4e_rsfe()
5{ int n;
6 n=en_fio();
7 fmtbuf=NULL;
8 return(n);
9}
10c_sfe(a,flag) cilist *a; /* check */
11{ unit *p;
12 if(a->ciunit >= MXUNIT || a->ciunit<0)
13 err(a->cierr,101,"startio");
14 p = &units[a->ciunit];
15 if(p->ufd==NULL && fk_open(flag,SEQ,FMT,a->ciunit)) err(a->cierr,114,"sfe")
16 if(!p->ufmt) err(a->cierr,102,"sfe")
17 return(0);
18}
19e_wsfe()
20{ return(e_rsfe());
21}