freebsd-src/lib/libI77/rsli.c
1997-04-13 01:16:58 +00:00

104 lines
1.7 KiB
C

#include "f2c.h"
#include "fio.h"
#include "lio.h"
#include "fmt.h" /* for f__doend */
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;
}