#include "v3p_f2c.h"
#include "fio.h"
#include "lio.h"
#include "fmt.h" /* for f__doend */
#ifdef __cplusplus
extern "C" {
#endif

extern flag f__lquit;
extern int f__lcount;
extern char *f__icptr;
extern char *f__icend;
extern icilist *f__svic;
extern int f__icnum, f__recpos;

static int i_getc(Void)
{
        if(f__recpos >= f__svic->icirlen) {
                if (f__recpos++ == f__svic->icirlen)
                        return '\n';
                z_rnew();
                }
        f__recpos++;
        if(f__icptr >= f__icend)
                return EOF;
        return(*f__icptr++);
        }

 static
#ifdef KR_headers
int i_ungetc(ch, f) int ch; FILE *f;
#else
int i_ungetc(int ch, FILE *f)
#endif
{
        if (--f__recpos == f__svic->icirlen)
                return '\n';
        if (f__recpos < -1)
                err(f__svic->icierr,110,"recend");
        /* *--icptr == ch, and icptr may point to read-only memory */
        return *--f__icptr /* = ch */;
        }

 static void
#ifdef KR_headers
c_lir(a) icilist *a;
#else
c_lir(icilist *a)
#endif
{
        extern int l_eof;
        f__reading = 1;
        f__external = 0;
        f__formatted = 1;
        f__svic = a;
        L_len = a->icirlen;
        f__recpos = -1;
        f__icnum = f__recpos = 0;
        f__cursor = 0;
        l_getc = i_getc;
        l_ungetc = i_ungetc;
        l_eof = 0;
        f__icptr = a->iciunit;
        f__icend = f__icptr + a->icirlen*a->icirnum;
        f__cf = 0;
        f__curunit = 0;
        f__elist = (cilist *)a;
        }


#ifdef KR_headers
integer s_rsli(a) icilist *a;
#else
integer s_rsli(icilist *a)
#endif
{
        f__lioproc = l_read;
        f__lquit = 0;
        f__lcount = 0;
        c_lir(a);
        f__doend = 0;
        return(0);
        }

integer e_rsli(Void)
{ return 0; }

#ifdef KR_headers
integer s_rsni(a) icilist *a;
#else
extern int x_rsne(cilist*);

integer s_rsni(icilist *a)
#endif
{
        extern int nml_read;
        integer rv;
        cilist ca;
        ca.ciend = a->iciend;
        ca.cierr = a->icierr;
        ca.cifmt = a->icifmt;
        c_lir(a);
        rv = x_rsne(&ca);
        nml_read = 0;
        return rv;
        }
#ifdef __cplusplus
}
#endif
