freebsd-dev/contrib/libf2c/libI77/rsli.c
2003-07-11 03:42:19 +00:00

100 lines
1.6 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 int
i_ungetc (int ch __attribute__ ((__unused__)),
FILE * f __attribute__ ((__unused__)))
{
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
c_lir (icilist * a)
{
extern int l_eof;
if (f__init != 1)
f_init ();
f__init = 3;
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;
}
integer
s_rsli (icilist * a)
{
f__lioproc = l_read;
f__lquit = 0;
f__lcount = 0;
c_lir (a);
f__doend = 0;
return (0);
}
integer
e_rsli (void)
{
f__init = 1;
return 0;
}
extern int x_rsne (cilist *);
integer
s_rsni (icilist * a)
{
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;
}