re PR libfortran/61640 (KIND=4 Character Array Internal Unit Read Fail)

2014-06-28  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/61640
	* io/list_read.c (next_char_internal): Adjust the read length to
	a single wide character. (eat_spaces): Add missing paren. 
	* io/unix.c (mem_read4): Use the correct mem_alloc function for
	wide character internal reads.

From-SVN: r212118

libgfortran/ChangeLog

+2014-06-28  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
+
+	PR libgfortran/61640
+	* io/list_read.c (next_char_internal): Adjust the read length to
+	a single wide character. (eat_spaces): Add missing paren. 
+	* io/unix.c (mem_read4): Use the correct mem_alloc function for
+	wide character internal reads.
+
 2014-06-28  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 
 	PR fortran/29383

libgfortran/io/list_read.c

@@ -273,7 +273,7 @@ next_char_internal (st_parameter_dt *dtp)
   /* Get the next character and handle end-of-record conditions.  */
 
   if (dtp->common.unit) /* Check for kind=4 internal unit.  */
-   length = sread (dtp->u.p.current_unit->s, &c, sizeof (gfc_char4_t));
+   length = sread (dtp->u.p.current_unit->s, &c, 1);
   else
    {
      char cc;
@@ -399,7 +399,7 @@ eat_spaces (st_parameter_dt *dtp)
 	{
 	  for (i = 0; i < dtp->u.p.current_unit->bytes_left; i++)
 	    {
-	      if (dtp->internal_unit[offset + i * sizeof (gfc_char4_t)]
+	      if (dtp->internal_unit[(offset + i) * sizeof (gfc_char4_t)]
 		  != (gfc_char4_t)' ')
 	        break;
 	    }

libgfortran/io/unix.c

@@ -808,10 +808,10 @@ mem_read4 (stream * s, void * buf, ssize_t nbytes)
   void *p;
   int nb = nbytes;
 
-  p = mem_alloc_r (s, &nb);
+  p = mem_alloc_r4 (s, &nb);
   if (p)
     {
-      memcpy (buf, p, nb);
+      memcpy (buf, p, nb * 4);
       return (ssize_t) nb;
     }
   else