mirror of
https://review.haiku-os.org/buildtools
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0aa3a3d9db
except one: the binaries produced by this version of binutils crashes the loader of BeOS versions BONE, Dano (and probably Zeta, too). That's a pity, but I currently do not know how to fix this (as the fix available for older versions of binutils does not work anymore). git-svn-id: file:///srv/svn/repos/haiku/buildtools/trunk@20192 a95241bf-73f2-0310-859d-f6bbb57e9c96
56 lines
1.6 KiB
C
56 lines
1.6 KiB
C
/* Implement the strndup function.
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Copyright (C) 2005 Free Software Foundation, Inc.
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Written by Kaveh R. Ghazi <ghazi@caip.rutgers.edu>.
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This file is part of the libiberty library.
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Libiberty is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public
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License as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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Libiberty 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 libiberty; see the file COPYING.LIB. If
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not, write to the Free Software Foundation, Inc., 51 Franklin Street - Fifth Floor,
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Boston, MA 02110-1301, USA. */
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/*
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@deftypefn Extension char* strndup (const char *@var{s}, size_t @var{n})
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Returns a pointer to a copy of @var{s} with at most @var{n} characters
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in memory obtained from @code{malloc}, or @code{NULL} if insufficient
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memory was available. The result is always NUL terminated.
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@end deftypefn
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*/
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#include "ansidecl.h"
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#include <stddef.h>
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extern size_t strlen (const char*);
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extern PTR malloc (size_t);
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extern PTR memcpy (PTR, const PTR, size_t);
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char *
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strndup (const char *s, size_t n)
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{
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char *result;
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size_t len = strlen (s);
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if (n < len)
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len = n;
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result = (char *) malloc (len + 1);
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if (!result)
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return 0;
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result[len] = '\0';
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return (char *) memcpy (result, s, len);
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}
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