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Language/OS - Multiplatform Resource Library
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LANGUAGE OS.iso
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f2c
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may_5_92.lha
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f2c.VMay_5_1992
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libI77
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rsli.c
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C/C++ Source or Header
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1992-05-07
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1KB
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82 lines
#include "f2c.h"
#include "fio.h"
#include "lio.h"
extern flag lquit;
extern int lcount;
extern int l_read();
extern char *icptr;
extern char *icend;
extern icilist *svic;
extern int icnum, recpos;
extern int (*l_getc)(), (*l_ungetc)();
int i_getc()
{
if(recpos >= svic->icirlen) {
if (recpos++ == svic->icirlen)
return '\n';
z_rnew();
}
recpos++;
if(icptr >= icend) err(svic->iciend,(EOF),"endfile");
return(*icptr++);
}
int i_ungetc(ch)
int ch;
{
if (--recpos == svic->icirlen)
return '\n';
if (recpos < -1)
err(svic->icierr,110,"recend");
/* *--icptr == ch, and icptr may point to read-only memory */
return *--icptr /* = ch */;
}
static void
c_lir(a)
icilist *a;
{
extern int l_eof;
reading = 1;
external = 0;
formatted = 1;
svic = a;
L_len = a->icirlen;
recpos = -1;
icnum = recpos = 0;
cursor = 0;
l_getc = i_getc;
l_ungetc = i_ungetc;
l_eof = 0;
icptr = a->iciunit;
icend = icptr + a->icirlen*a->icirnum;
cf = 0;
curunit = 0;
}
integer s_rsli(a) icilist *a;
{
lioproc = l_read;
lquit = 0;
lcount = 0;
c_lir(a);
return(0);
}
integer e_rsli()
{ return 0; }
s_rsni(a)
icilist *a;
{
cilist ca;
ca.ciend = a->iciend;
ca.cierr = a->icierr;
ca.cifmt = a->icifmt;
c_lir(a);
return x_rsne(&ca);
}