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author | Sebastian Schmidt <yath@yath.de> | 2012-04-17 11:23:35 +0200 |
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committer | Sebastian Schmidt <yath@yath.de> | 2012-04-17 11:24:20 +0200 |
commit | f4b417c62a4f272c4cf9a074d0f7a3a97201f9db (patch) | |
tree | e2196f3b6361e2377c43ab47a3abf17d8f6afd77 /lib/readline/xfree.c | |
parent | 791237e44695d2ee123c8a6f665ef074f5fadfbb (diff) | |
download | external_bash-f4b417c62a4f272c4cf9a074d0f7a3a97201f9db.zip external_bash-f4b417c62a4f272c4cf9a074d0f7a3a97201f9db.tar.gz external_bash-f4b417c62a4f272c4cf9a074d0f7a3a97201f9db.tar.bz2 |
Update to upstream bash 4.2
This upgrades bash to from 4.1-rc to 4.2-release. See CWRU/changelog for
changes.
Change-Id: I926269c300cf44fa25964b5b375a148fcf11c4b7
Diffstat (limited to 'lib/readline/xfree.c')
-rw-r--r-- | lib/readline/xfree.c | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/lib/readline/xfree.c b/lib/readline/xfree.c new file mode 100644 index 0000000..37a81e6 --- /dev/null +++ b/lib/readline/xfree.c @@ -0,0 +1,50 @@ +/* xfree.c -- safe version of free that ignores attempts to free NUL */ + +/* Copyright (C) 1991-2010 Free Software Foundation, Inc. + + This file is part of the GNU Readline Library (Readline), a library + for reading lines of text with interactive input and history editing. + + Readline is free software: you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation, either version 3 of the License, or + (at your option) any later version. + + Readline 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 General Public License for more details. + + You should have received a copy of the GNU General Public License + along with Readline. If not, see <http://www.gnu.org/licenses/>. +*/ + +#define READLINE_LIBRARY + +#if defined (HAVE_CONFIG_H) +#include <config.h> +#endif + +#if defined (HAVE_STDLIB_H) +# include <stdlib.h> +#else +# include "ansi_stdlib.h" +#endif /* HAVE_STDLIB_H */ + +#include "xmalloc.h" + +/* **************************************************************** */ +/* */ +/* Memory Deallocation. */ +/* */ +/* **************************************************************** */ + +/* Use this as the function to call when adding unwind protects so we + don't need to know what free() returns. */ +void +xfree (string) + PTR_T string; +{ + if (string) + free (string); +} |