* acconfig.h (_FVWRITE_IN_STREAMIO): Undefine.

	* newlib.hin (_FVWRITE_IN_STREAMIO): Undefine.
	* configure.in (--disable-newlib-fvwrite-in-streamio): New option.
	* configure: Regenerated.
	* libc/stdio/fputs.c (_fputs_r): Use _FVWRITE_IN_STREAMIO to
	control __sfvwrite_r.  Add alternative implementation.
	* libc/stdio/fputws.c (_fputws_r): Ditto.
	* libc/stdio/fwrite.c (_fwrite_r): Ditto.
	* libc/stdio/puts.c (_puts_r): Ditto.
	* libc/stdio/vfprintf.c (__ssputs_r, __sfputs_r): New function.
	(_VFPRINTF_R): Use _FVWRITE_IN_STREAMIO to control vector buffer.
	(__SPRINT): Use _FVWRITE_IN_STREAMIO to control macro definition.
	* libc/stdio/vfwprintf.c (_VFWPRINTF_R): Use _FVWRITE_IN_STREAMIO
	to control vector buffer.

1 files changed, 28 insertions, 0 deletions

diff --git a/newlib/libc/stdio/puts.c b/newlib/libc/stdio/puts.c
index 7b8b34b..4c60aaa 100644
--- a/newlib/libc/stdio/puts.c
+++ b/newlib/libc/stdio/puts.c
@@ -78,6 +78,7 @@ _DEFUN(_puts_r, (ptr, s),
        struct _reent *ptr _AND
        _CONST char * s)
 {
+#ifdef _FVWRITE_IN_STREAMIO
   int result;
   size_t c = strlen (s);
   struct __suio uio;
@@ -99,6 +100,33 @@ _DEFUN(_puts_r, (ptr, s),
   result = (__sfvwrite_r (ptr, fp, &uio) ? EOF : '\n');
   _newlib_flockfile_end (fp);
   return result;
+#else
+  int result = EOF;
+  const char *p = s;
+  FILE *fp;
+  _REENT_SMALL_CHECK_INIT (ptr);
+
+  fp = _stdout_r (ptr);
+  _newlib_flockfile_start (fp);
+  ORIENT (fp, -1);
+  /* Make sure we can write.  */
+  if (cantwrite (ptr, fp))
+    goto err;
+
+  while (*p)
+    {
+      if (__sputc_r (ptr, *p++, fp) == EOF)
+	goto err;
+    }
+  if (__sputc_r (ptr, '\n', fp) == EOF)
+    goto err;
+
+  result = '\n';
+
+err:
+  _newlib_flockfile_end (fp);
+  return result;
+#endif
 }
 
 #ifndef _REENT_ONLY