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Annotation of embedaddon/readline/xfree.c, revision 1.1

1.1     ! misho       1: /* xfree.c -- safe version of free that ignores attempts to free NUL */
        !             2: 
        !             3: /* Copyright (C) 1991-2010 Free Software Foundation, Inc.
        !             4: 
        !             5:    This file is part of the GNU Readline Library (Readline), a library
        !             6:    for reading lines of text with interactive input and history editing.      
        !             7: 
        !             8:    Readline is free software: you can redistribute it and/or modify
        !             9:    it under the terms of the GNU General Public License as published by
        !            10:    the Free Software Foundation, either version 3 of the License, or
        !            11:    (at your option) any later version.
        !            12: 
        !            13:    Readline is distributed in the hope that it will be useful,
        !            14:    but WITHOUT ANY WARRANTY; without even the implied warranty of
        !            15:    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
        !            16:    GNU General Public License for more details.
        !            17: 
        !            18:    You should have received a copy of the GNU General Public License
        !            19:    along with Readline.  If not, see <http://www.gnu.org/licenses/>.
        !            20: */
        !            21: 
        !            22: #define READLINE_LIBRARY
        !            23: 
        !            24: #if defined (HAVE_CONFIG_H)
        !            25: #include <config.h>
        !            26: #endif
        !            27: 
        !            28: #if defined (HAVE_STDLIB_H)
        !            29: #  include <stdlib.h>
        !            30: #else
        !            31: #  include "ansi_stdlib.h"
        !            32: #endif /* HAVE_STDLIB_H */
        !            33: 
        !            34: #include "xmalloc.h"
        !            35: 
        !            36: /* **************************************************************** */
        !            37: /*                                                                 */
        !            38: /*                Memory Deallocation.                             */
        !            39: /*                                                                 */
        !            40: /* **************************************************************** */
        !            41: 
        !            42: /* Use this as the function to call when adding unwind protects so we
        !            43:    don't need to know what free() returns. */
        !            44: void
        !            45: xfree (string)
        !            46:      PTR_T string;
        !            47: {
        !            48:   if (string)
        !            49:     free (string);
        !            50: }