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Last change
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gnu grep version 2.12 (grep-2.12.tar.xz, md5sum=8d2f0346d08b13c18afb81f0e8aa1e2f)
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| 1 | /* Copyright (C) 1991, 1996-1998, 2002-2004, 2006-2007, 2009-2012 Free Software
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| 2 | Foundation, Inc.
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| 3 |
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| 4 | This file is part of the GNU C Library.
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| 5 |
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| 6 | This program is free software; you can redistribute it and/or modify
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| 7 | it under the terms of the GNU General Public License as published by
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| 8 | the Free Software Foundation; either version 3, or (at your option)
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| 9 | any later version.
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| 10 |
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| 11 | This program is distributed in the hope that it will be useful,
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| 12 | but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 14 | GNU General Public License for more details.
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| 15 |
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| 16 | You should have received a copy of the GNU General Public License along
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| 17 | with this program; if not, see <http://www.gnu.org/licenses/>. */
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| 18 |
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| 19 | #ifndef _LIBC
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| 20 | # include <config.h>
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| 21 | #endif
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| 22 |
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| 23 | /* Get specification. */
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| 24 | #include <string.h>
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| 25 |
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| 26 | #include <stdlib.h>
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| 27 |
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| 28 | #undef __strdup
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| 29 | #ifdef _LIBC
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| 30 | # undef strdup
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| 31 | #endif
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| 32 |
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| 33 | #ifndef weak_alias
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| 34 | # define __strdup strdup
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| 35 | #endif
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| 36 |
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| 37 | /* Duplicate S, returning an identical malloc'd string. */
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| 38 | char *
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| 39 | __strdup (const char *s)
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| 40 | {
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| 41 | size_t len = strlen (s) + 1;
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| 42 | void *new = malloc (len);
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| 43 |
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| 44 | if (new == NULL)
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| 45 | return NULL;
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| 46 |
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| 47 | return (char *) memcpy (new, s, len);
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| 48 | }
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| 49 | #ifdef libc_hidden_def
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| 50 | libc_hidden_def (__strdup)
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| 51 | #endif
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| 52 | #ifdef weak_alias
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| 53 | weak_alias (__strdup, strdup)
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| 54 | #endif
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