initial import

stdio/fopncook.c

@@ -0,0 +1,48 @@
+/* Copyright (C) 1991, 1992 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 Library General Public License as
+published by the Free Software Foundation; either version 2 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
+Library General Public License for more details.
+
+You should have received a copy of the GNU Library General Public
+License along with the GNU C Library; see the file COPYING.LIB.  If
+not, write to the Free Software Foundation, Inc., 675 Mass Ave,
+Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <stdio.h>
+
+
+/* Defined in fopen.c.  */
+extern int EXFUN(__getmode, (CONST char *mode, __io_mode *mptr));
+
+/* Open a new stream on the given magic cookie descriptor.  */
+FILE *
+DEFUN(fopencookie, (cookie, mode, functions),
+      PTR cookie AND CONST char *mode AND __io_functions functions)
+{
+  __io_mode m;
+  FILE *f;
+
+  if (!__getmode (mode, &m))
+    return NULL;
+
+  f = __newstream ();
+  if (f == NULL)
+    return NULL;
+
+  f->__cookie = cookie;
+  f->__mode = m;
+  f->__io_funcs = functions;
+  f->__room_funcs = __default_room_functions;
+  f->__seen = 1;
+
+  return f;
+}