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Diffstat (limited to 'REORG.TODO/libio/fwide.c')
-rw-r--r-- | REORG.TODO/libio/fwide.c | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/REORG.TODO/libio/fwide.c b/REORG.TODO/libio/fwide.c new file mode 100644 index 0000000000..d725d43fe1 --- /dev/null +++ b/REORG.TODO/libio/fwide.c @@ -0,0 +1,49 @@ +/* Copyright (C) 1999-2017 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, see + <http://www.gnu.org/licenses/>. + + 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> +#include <wchar.h> + +int +fwide (_IO_FILE *fp, int mode) +{ + int result; + + /* Normalize the value. */ + mode = mode < 0 ? -1 : (mode == 0 ? 0 : 1); + + if (mode == 0 || fp->_mode != 0) + /* The caller simply wants to know about the current orientation + or the orientation already has been determined. */ + return fp->_mode; + + _IO_acquire_lock (fp); + result = _IO_fwide (fp, mode); + _IO_release_lock (fp); + + return result; +} |