157 lines
2.8 KiB
C
157 lines
2.8 KiB
C
#include "f2c.h"
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#include "fio.h"
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#include "fmt.h"
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y_rsk(Void)
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{
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if(f__curunit->uend || f__curunit->url <= f__recpos
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|| f__curunit->url == 1) return 0;
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do {
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getc(f__cf);
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} while(++f__recpos < f__curunit->url);
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return 0;
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}
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y_getc(Void)
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{
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int ch;
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if(f__curunit->uend) return(-1);
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if((ch=getc(f__cf))!=EOF)
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{
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f__recpos++;
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if(f__curunit->url>=f__recpos ||
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f__curunit->url==1)
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return(ch);
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else return(' ');
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}
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if(feof(f__cf))
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{
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f__curunit->uend=1;
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errno=0;
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return(-1);
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}
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err(f__elist->cierr,errno,"readingd");
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#ifdef __cplusplus
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return 0;
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#endif
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}
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#ifdef KR_headers
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y_putc(c)
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#else
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y_putc(int c)
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#endif
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{
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f__recpos++;
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if(f__recpos <= f__curunit->url || f__curunit->url==1)
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putc(c,f__cf);
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else
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err(f__elist->cierr,110,"dout");
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return(0);
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}
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y_rev(Void)
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{ /*what about work done?*/
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if(f__curunit->url==1 || f__recpos==f__curunit->url)
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return(0);
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while(f__recpos<f__curunit->url)
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(*f__putn)(' ');
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f__recpos=0;
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return(0);
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}
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y_err(Void)
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{
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err(f__elist->cierr, 110, "dfe");
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#ifdef __cplusplus
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return 0;
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#endif
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}
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y_newrec(Void)
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{
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if(f__curunit->url == 1 || f__recpos == f__curunit->url) {
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f__hiwater = f__recpos = f__cursor = 0;
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return(1);
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}
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if(f__hiwater > f__recpos)
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f__recpos = f__hiwater;
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y_rev();
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f__hiwater = f__cursor = 0;
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return(1);
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}
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#ifdef KR_headers
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c_dfe(a) cilist *a;
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#else
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c_dfe(cilist *a)
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#endif
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{
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f__sequential=0;
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f__formatted=f__external=1;
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f__elist=a;
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f__cursor=f__scale=f__recpos=0;
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if(a->ciunit>MXUNIT || a->ciunit<0)
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err(a->cierr,101,"startchk");
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f__curunit = &f__units[a->ciunit];
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if(f__curunit->ufd==NULL && fk_open(DIR,FMT,a->ciunit))
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err(a->cierr,104,"dfe");
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f__cf=f__curunit->ufd;
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if(!f__curunit->ufmt) err(a->cierr,102,"dfe")
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if(!f__curunit->useek) err(a->cierr,104,"dfe")
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f__fmtbuf=a->cifmt;
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(void) fseek(f__cf,(long)f__curunit->url * (a->cirec-1),SEEK_SET);
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f__curunit->uend = 0;
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return(0);
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}
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#ifdef KR_headers
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integer s_rdfe(a) cilist *a;
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#else
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integer s_rdfe(cilist *a)
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#endif
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{
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int n;
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if(!f__init) f_init();
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if(n=c_dfe(a))return(n);
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f__reading=1;
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if(f__curunit->uwrt && f__nowreading(f__curunit))
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err(a->cierr,errno,"read start");
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f__getn = y_getc;
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f__doed = rd_ed;
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f__doned = rd_ned;
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f__dorevert = f__donewrec = y_err;
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f__doend = y_rsk;
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if(pars_f(f__fmtbuf)<0)
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err(a->cierr,100,"read start");
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fmt_bg();
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return(0);
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}
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#ifdef KR_headers
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integer s_wdfe(a) cilist *a;
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#else
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integer s_wdfe(cilist *a)
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#endif
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{
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int n;
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if(!f__init) f_init();
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if(n=c_dfe(a)) return(n);
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f__reading=0;
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if(f__curunit->uwrt != 1 && f__nowwriting(f__curunit))
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err(a->cierr,errno,"startwrt");
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f__putn = y_putc;
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f__doed = w_ed;
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f__doned= w_ned;
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f__dorevert = y_err;
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f__donewrec = y_newrec;
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f__doend = y_rev;
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if(pars_f(f__fmtbuf)<0)
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err(a->cierr,100,"startwrt");
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fmt_bg();
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return(0);
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}
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integer e_rdfe(Void)
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{
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(void) en_fio();
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return(0);
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}
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integer e_wdfe(Void)
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{
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return en_fio();
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}
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