1 files changed, 105 insertions, 0 deletions
diff --git a/gcc/f/runtime/libI77/rsli.c b/gcc/f/runtime/libI77/rsli.c
new file mode 100644
index 00000000000..baf2ba54873
--- /dev/null
+++ b/gcc/f/runtime/libI77/rsli.c
@@ -0,0 +1,105 @@
+#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;
+	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;
+	}
+
+
+#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)
+{ f__init = 1; 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;
+	}