1#include "f2c.h"
2#include "fio.h"
3#include "lio.h"
4#include "fmt.h" /* for f__doend */
5
6extern flag f__lquit;
7extern int f__lcount;
8extern char *f__icptr;
9extern char *f__icend;
10extern icilist *f__svic;
11extern int f__icnum, f__recpos;
12
13static int i_getc(Void)
14{
15	if(f__recpos >= f__svic->icirlen) {
16		if (f__recpos++ == f__svic->icirlen)
17			return '\n';
18		z_rnew();
19		}
20	f__recpos++;
21	if(f__icptr >= f__icend)
22		return EOF;
23	return(*f__icptr++);
24	}
25
26 static
27#ifdef KR_headers
28int i_ungetc(ch, f) int ch; FILE *f;
29#else
30int i_ungetc(int ch, FILE *f)
31#endif
32{
33	if (--f__recpos == f__svic->icirlen)
34		return '\n';
35	if (f__recpos < -1)
36		err(f__svic->icierr,110,"recend");
37	/* *--icptr == ch, and icptr may point to read-only memory */
38	return *--f__icptr /* = ch */;
39	}
40
41 static void
42#ifdef KR_headers
43c_lir(a) icilist *a;
44#else
45c_lir(icilist *a)
46#endif
47{
48	extern int l_eof;
49	if(f__init != 1) f_init();
50	f__init = 3;
51	f__reading = 1;
52	f__external = 0;
53	f__formatted = 1;
54	f__svic = a;
55	L_len = a->icirlen;
56	f__recpos = -1;
57	f__icnum = f__recpos = 0;
58	f__cursor = 0;
59	l_getc = i_getc;
60	l_ungetc = i_ungetc;
61	l_eof = 0;
62	f__icptr = a->iciunit;
63	f__icend = f__icptr + a->icirlen*a->icirnum;
64	f__cf = 0;
65	f__curunit = 0;
66	f__elist = (cilist *)a;
67	}
68
69
70#ifdef KR_headers
71integer s_rsli(a) icilist *a;
72#else
73integer s_rsli(icilist *a)
74#endif
75{
76	f__lioproc = l_read;
77	f__lquit = 0;
78	f__lcount = 0;
79	c_lir(a);
80	f__doend = 0;
81	return(0);
82	}
83
84integer e_rsli(Void)
85{ f__init = 1; return 0; }
86
87#ifdef KR_headers
88integer s_rsni(a) icilist *a;
89#else
90extern int x_rsne(cilist*);
91
92integer s_rsni(icilist *a)
93#endif
94{
95	extern int nml_read;
96	integer rv;
97	cilist ca;
98	ca.ciend = a->iciend;
99	ca.cierr = a->icierr;
100	ca.cifmt = a->icifmt;
101	c_lir(a);
102	rv = x_rsne(&ca);
103	nml_read = 0;
104	return rv;
105	}
106