1 files changed, 57 insertions, 0 deletions
diff --git a/libc/libio/iofflush.c b/libc/libio/iofflush.c
new file mode 100644
index 000000000..d2d57f57e
--- /dev/null
+++ b/libc/libio/iofflush.c
@@ -0,0 +1,57 @@
+/* Copyright (C) 1993, 1995, 1996, 1997, 1998, 2002, 2003
+   Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.
+
+   As a special exception, if you link the code in this file with
+   files compiled with a GNU compiler to produce an executable,
+   that does not cause the resulting executable to be covered by
+   the GNU Lesser General Public License.  This exception does not
+   however invalidate any other reasons why the executable file
+   might be covered by the GNU Lesser General Public License.
+   This exception applies to code released by its copyright holders
+   in files containing the exception.  */
+
+#include "libioP.h"
+#include <stdio.h>
+
+int
+_IO_fflush (fp)
+     _IO_FILE *fp;
+{
+  if (fp == NULL)
+    return INTUSE(_IO_flush_all) ();
+  else
+    {
+      int result;
+      CHECK_FILE (fp, EOF);
+      _IO_acquire_lock (fp);
+      result = _IO_SYNC (fp) ? EOF : 0;
+      _IO_release_lock (fp);
+      return result;
+    }
+}
+INTDEF(_IO_fflush)
+
+#ifdef weak_alias
+weak_alias (_IO_fflush, fflush)
+
+#ifndef _IO_MTSAFE_IO
+weak_alias (_IO_fflush, fflush_unlocked)
+libc_hidden_weak (fflush_unlocked)
+#endif
+#endif