From 6c20c8ed2cb9ab69a1a57ccb2b9b79969a808321 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 17:38:56 +0200 Subject: Adding upstream version 5.2.15. Signed-off-by: Daniel Baumann --- lib/readline/xmalloc.c | 75 ++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 75 insertions(+) create mode 100644 lib/readline/xmalloc.c (limited to 'lib/readline/xmalloc.c') diff --git a/lib/readline/xmalloc.c b/lib/readline/xmalloc.c new file mode 100644 index 0000000..5d01d75 --- /dev/null +++ b/lib/readline/xmalloc.c @@ -0,0 +1,75 @@ +/* xmalloc.c -- safe versions of malloc and realloc */ + +/* Copyright (C) 1991-2017 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 . +*/ + +#define READLINE_LIBRARY + +#if defined (HAVE_CONFIG_H) +#include +#endif + +#include + +#if defined (HAVE_STDLIB_H) +# include +#else +# include "ansi_stdlib.h" +#endif /* HAVE_STDLIB_H */ + +#include "xmalloc.h" + +/* **************************************************************** */ +/* */ +/* Memory Allocation and Deallocation. */ +/* */ +/* **************************************************************** */ + +static void +memory_error_and_abort (char *fname) +{ + fprintf (stderr, "%s: out of virtual memory\n", fname); + exit (2); +} + +/* Return a pointer to free()able block of memory large enough + to hold BYTES number of bytes. If the memory cannot be allocated, + print an error message and abort. */ +PTR_T +xmalloc (size_t bytes) +{ + PTR_T temp; + + temp = malloc (bytes); + if (temp == 0) + memory_error_and_abort ("xmalloc"); + return (temp); +} + +PTR_T +xrealloc (PTR_T pointer, size_t bytes) +{ + PTR_T temp; + + temp = pointer ? realloc (pointer, bytes) : malloc (bytes); + + if (temp == 0) + memory_error_and_abort ("xrealloc"); + return (temp); +} -- cgit v1.2.3