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- /*write sequential formatted external*/
- #include "f2c.h"
- #include "fio.h"
- #include "fmt.h"
- extern int f__hiwater;
-
- #ifdef KR_headers
- x_putc(c)
- #else
- x_putc(int c)
- #endif
- {
- /* this uses \n as an indicator of record-end */
- if(c == '\n' && f__recpos < f__hiwater) { /* fseek calls fflush, a loss */
- #ifndef NON_UNIX_STDIO
- if(f__cf->_ptr + f__hiwater - f__recpos < buf_end(f__cf))
- f__cf->_ptr += f__hiwater - f__recpos;
- else
- #endif
- (void) fseek(f__cf, (long)(f__hiwater - f__recpos), SEEK_CUR);
- }
- #ifdef OMIT_BLANK_CC
- if (!f__recpos++ && c == ' ')
- return c;
- #else
- f__recpos++;
- #endif
- return putc(c,f__cf);
- }
- x_wSL(Void)
- {
- (*f__putn)('\n');
- f__recpos=0;
- f__cursor = 0;
- f__hiwater = 0;
- return(1);
- }
- xw_end(Void)
- {
- if(f__nonl == 0)
- (*f__putn)('\n');
- f__hiwater = f__recpos = f__cursor = 0;
- return(0);
- }
- xw_rev(Void)
- {
- if(f__workdone) (*f__putn)('\n');
- f__hiwater = f__recpos = f__cursor = 0;
- return(f__workdone=0);
- }
-
- #ifdef KR_headers
- integer s_wsfe(a) cilist *a; /*start*/
- #else
- integer s_wsfe(cilist *a) /*start*/
- #endif
- { int n;
- if(!f__init) f_init();
- if(n=c_sfe(a)) return(n);
- f__reading=0;
- f__sequential=1;
- f__formatted=1;
- f__external=1;
- f__elist=a;
- f__hiwater = f__cursor=f__recpos=0;
- f__nonl = 0;
- f__scale=0;
- f__fmtbuf=a->cifmt;
- f__curunit = &f__units[a->ciunit];
- f__cf=f__curunit->ufd;
- if(pars_f(f__fmtbuf)<0) err(a->cierr,100,"startio");
- f__putn= x_putc;
- f__doed= w_ed;
- f__doned= w_ned;
- f__doend=xw_end;
- f__dorevert=xw_rev;
- f__donewrec=x_wSL;
- fmt_bg();
- f__cplus=0;
- f__cblank=f__curunit->ublnk;
- if(f__curunit->uwrt != 1 && f__nowwriting(f__curunit))
- err(a->cierr,errno,"write start");
- return(0);
- }
-