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7551a1e510
1998-03-18 Andreas Jaeger <aj@arthur.rhein-neckar.de> * manual/memory.texi (Heap Consistency Checking): Document MALLOC_CHECK_. Based on a text by Wolfram Gloger. 1998-03-18 17:11 Zack Weinberg <zack@rabi.phys.columbia.edu> * manual/Makefile: Add missing rules. 1998-03-18 Ulrich Drepper <drepper@cygnus.com> * timezone/Makefile (generated): Define to remove all stamp files. * sysdeps/generic/strsep.c: Also undefine __strsep. * string/strdup.c: Undefine __strdup and strdup first. * string/strndup.c: Likewise. * string/bits/string2.h: Correct strtok_r and strsep. Add strndup optimization. * sysdeps/generic/strsep.c: Little optimization.
53 lines
1.4 KiB
C
53 lines
1.4 KiB
C
/* Copyright (C) 1991, 1996, 1997, 1998 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with the GNU C Library; see the file COPYING.LIB. If not,
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write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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#ifdef HAVE_CONFIG_H
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#include <config.h>
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#endif
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#if defined _LIBC || defined STDC_HEADERS
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# include <stdlib.h>
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# include <string.h>
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#else
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char *malloc ();
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char *memcpy ();
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#endif
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#undef __strdup
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#undef strdup
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#ifndef weak_alias
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# define __strdup strdup
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#endif
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/* Duplicate S, returning an identical malloc'd string. */
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char *
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__strdup (const char *s)
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{
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size_t len = strlen (s) + 1;
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void *new = malloc (len);
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if (new == NULL)
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return NULL;
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return (char *) memcpy (new, s, len);
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}
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#ifdef weak_alias
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weak_alias (__strdup, strdup)
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#endif
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