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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 14:51:56 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 14:51:56 +0000 |
commit | c77311c90aa045796b3adcd021e69901022f4649 (patch) | |
tree | 3a6c4cc9271c6f7f7c24feff0d1aea286eed0a06 /xfree.c | |
parent | Initial commit. (diff) | |
download | readline-c77311c90aa045796b3adcd021e69901022f4649.tar.xz readline-c77311c90aa045796b3adcd021e69901022f4649.zip |
Adding upstream version 8.2.upstream/8.2upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | xfree.c | 49 |
1 files changed, 49 insertions, 0 deletions
@@ -0,0 +1,49 @@ +/* xfree.c -- safe version of free that ignores attempts to free NUL */ + +/* Copyright (C) 1991-2010,2017 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 (PTR_T string) +{ + if (string) + free (string); +} |