X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=lib%2Ffreadahead.c;h=f4b5ed70292b9b9f00346eb8b3aeae2880dc5de8;hb=1a2869593e115e4a6c74aaa0b23ca612357403ce;hp=2dcf81c3054127683a4bd8ba3389837115fa84b7;hpb=a2b445a2c93224ca2999ad3a7aa6b4b2a752e7a0;p=gnulib.git

diff --git a/lib/freadahead.c b/lib/freadahead.c
index 2dcf81c30..f4b5ed702 100644
--- a/lib/freadahead.c
+++ b/lib/freadahead.c
@@ -1,5 +1,5 @@
 /* Retrieve information about a FILE stream.
-   Copyright (C) 2007-2008 Free Software Foundation, Inc.
+   Copyright (C) 2007-2009 Free Software Foundation, Inc.
 
    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -25,7 +25,7 @@
 size_t
 freadahead (FILE *fp)
 {
-#if defined _IO_ferror_unlocked || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, Linux libc5 */
+#if defined _IO_ftrylockfile || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, Haiku, Linux libc5 */
   if (fp->_IO_write_ptr > fp->_IO_write_base)
     return 0;
   return (fp->_IO_read_end - fp->_IO_read_ptr)
@@ -70,6 +70,12 @@ freadahead (FILE *fp)
 	 + (fp->_Mode & 0x4000 /* _MBYTE */
 	    ? (fp->_Back + sizeof (fp->_Back)) - fp->_Rback
 	    : 0);
+#elif defined __MINT__              /* Atari FreeMiNT */
+  if (!fp->__mode.__read)
+    return 0;
+  return (fp->__pushed_back
+	  ? fp->__get_limit - fp->__pushback_bufp + 1
+	  : fp->__get_limit - fp->__bufp);
 #elif defined SLOW_BUT_NO_HACKS     /* users can define this */
   abort ();
   return 0;