libf2c/libI77/wsfe.c

   1 /*write sequential formatted external*/
   2 #include "f2c.h"
   3 #include "fio.h"
   4 #include "fmt.h"
   5 extern int f__hiwater;
   6
   7  int
   8 x_wSL(Void)
   9 {
  10         int n = f__putbuf('\n');
  11         f__hiwater = f__recpos = f__cursor = 0;
  12         return(n == 0);
  13 }
  14
  15  static int
  16 xw_end(Void)
  17 {
  18         int n;
  19
  20         if(f__nonl) {
  21                 f__putbuf(n = 0);
  22                 fflush(f__cf);
  23                 }
  24         else
  25                 n = f__putbuf('\n');
  26         f__hiwater = f__recpos = f__cursor = 0;
  27         return n;
  28 }
  29
  30  static int
  31 xw_rev(Void)
  32 {
  33         int n = 0;
  34         if(f__workdone) {
  35                 n = f__putbuf('\n');
  36                 f__workdone = 0;
  37                 }
  38         f__hiwater = f__recpos = f__cursor = 0;
  39         return n;
  40 }
  41
  42 #ifdef KR_headers
  43 integer s_wsfe(a) cilist *a;    /*start*/
  44 #else
  45 integer s_wsfe(cilist *a)       /*start*/
  46 #endif
  47 {       int n;
  48         if(f__init != 1) f_init();
  49         f__init = 3;
  50         f__reading=0;
  51         f__sequential=1;
  52         f__formatted=1;
  53         f__external=1;
  54         if(n=c_sfe(a)) return(n);
  55         f__elist=a;
  56         f__hiwater = f__cursor=f__recpos=0;
  57         f__nonl = 0;
  58         f__scale=0;
  59         f__fmtbuf=a->cifmt;
  60         f__curunit = &f__units[a->ciunit];
  61         f__cf=f__curunit->ufd;
  62         if(pars_f(f__fmtbuf)<0) err(a->cierr,100,"startio");
  63         f__putn= x_putc;
  64         f__doed= w_ed;
  65         f__doned= w_ned;
  66         f__doend=xw_end;
  67         f__dorevert=xw_rev;
  68         f__donewrec=x_wSL;
  69         fmt_bg();
  70         f__cplus=0;
  71         f__cblank=f__curunit->ublnk;
  72         if(f__curunit->uwrt != 1 && f__nowwriting(f__curunit))
  73                 err(a->cierr,errno,"write start");
  74         return(0);
  75 }