libf2c/libI77/sfe.c

   1 /* sequential formatted external common routines*/
   2 #include "config.h"
   3 #include "f2c.h"
   4 #include "fio.h"
   5
   6 extern char *f__fmtbuf;
   7
   8 integer
   9 e_rsfe (void)
  10 {
  11   int n;
  12   f__init = 1;
  13   n = en_fio ();
  14   f__fmtbuf = NULL;
  15   return (n);
  16 }
  17
  18 int
  19 c_sfe (cilist * a)              /* check */
  20 {
  21   unit *p;
  22   if (a->ciunit >= MXUNIT || a->ciunit < 0)
  23     err (a->cierr, 101, "startio");
  24   p = &f__units[a->ciunit];
  25   if (p->ufd == NULL && fk_open (SEQ, FMT, a->ciunit))
  26     err (a->cierr, 114, "sfe");
  27   if (!p->ufmt)
  28     err (a->cierr, 102, "sfe");
  29   return (0);
  30 }
  31
  32 integer
  33 e_wsfe (void)
  34 {
  35   int n;
  36   f__init = 1;
  37   n = en_fio ();
  38   f__fmtbuf = NULL;
  39 #ifdef ALWAYS_FLUSH
  40   if (!n && fflush (f__cf))
  41     err (f__elist->cierr, errno, "write end");
  42 #endif
  43   return n;
  44 }