From 333f7ecfa3e040191c66b2b92f6c117ca2cbac1d Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sat, 27 Apr 2024 14:50:00 +0200 Subject: Adding upstream version 1:4.8.1. Signed-off-by: Daniel Baumann --- libmisc/xmalloc.c | 68 +++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 68 insertions(+) create mode 100644 libmisc/xmalloc.c (limited to 'libmisc/xmalloc.c') diff --git a/libmisc/xmalloc.c b/libmisc/xmalloc.c new file mode 100644 index 0000000..41a3343 --- /dev/null +++ b/libmisc/xmalloc.c @@ -0,0 +1,68 @@ +/* + * Copyright (c) 1990 - 1994, Julianne Frances Haugh + * Copyright (c) 1996 - 1998, Marek Michałkiewicz + * Copyright (c) 2003 - 2006, Tomasz Kłoczko + * Copyright (c) 2008 , Nicolas François + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. The name of the copyright holders or contributors may not be used to + * endorse or promote products derived from this software without + * specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A + * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +/* Replacements for malloc and strdup with error checking. Too trivial + to be worth copyrighting :-). I did that because a lot of code used + malloc and strdup without checking for NULL pointer, and I like some + message better than a core dump... --marekm + + Yeh, but. Remember that bailing out might leave the system in some + bizarre state. You really want to put in error checking, then add + some back-out failure recovery code. -- jfh */ + +#include + +#ident "$Id$" + +#include +#include +#include "defines.h" +#include "prototypes.h" + +/*@maynotreturn@*/ /*@only@*//*@out@*//*@notnull@*/char *xmalloc (size_t size) +{ + char *ptr; + + ptr = (char *) malloc (size); + if (NULL == ptr) { + (void) fprintf (stderr, + _("%s: failed to allocate memory: %s\n"), + Prog, strerror (errno)); + exit (13); + } + return ptr; +} + +/*@maynotreturn@*/ /*@only@*//*@notnull@*/char *xstrdup (const char *str) +{ + return strcpy (xmalloc (strlen (str) + 1), str); +} -- cgit v1.2.3