2005-03-25 05:41:41 +01:00
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/* Implement the xstrndup function.
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2020-01-01 12:51:42 +01:00
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Copyright (C) 2005-2020 Free Software Foundation, Inc.
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2005-03-25 05:41:41 +01:00
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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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2005-05-10 17:33:18 +02:00
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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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2005-03-25 05:41:41 +01:00
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/*
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@deftypefn Replacement char* xstrndup (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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without fail, using @code{xmalloc} to obtain memory. The result is
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always NUL terminated.
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@end deftypefn
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <sys/types.h>
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#ifdef HAVE_STRING_H
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#include <string.h>
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#else
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# ifdef HAVE_STRINGS_H
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# include <strings.h>
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# endif
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#endif
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#include "ansidecl.h"
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#include "libiberty.h"
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char *
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ternary.h: Don't use PARAMS anymore.
include/
2005-03-27 Gabriel Dos Reis <gdr@integreable-solutions.net>
* ternary.h: Don't use PARAMS anymore.
libiberty/
2005-03-27 Gabriel Dos Reis <gdr@integrable-solutions.net>
Convert libiberty to use ISO C prototype style 6/n.
* strerror.c (init_error_tables, errno_max, strerror,
strerrno,
strtoerrno, main): Use ISO C prototype style.
* strncasecmp.c (strncasecmp): Likewise.
* strncmp.c (strncmp): Likewise.
* strndup.c (strndup): Likewise.
* strrchr.c (strrchr): Likewise.
* strsignal.c (init_signal_tables, signo_max, strsignal,
strsigno, strtosigno, psignal, main): Likewise.
* strstr.c (strstr): Likewise.
* strtod.c (strtod, atof): Likewise.
* strtol.c (strtol): Likewise.
* strtoul.c (strtoul): Likewise.
* ternary.c (ternary_insert, ternary_cleanup, ternary_search,
ternary_recursivesearch): Likewise.
* tmpnam.c (tmpnam): Likewise.
* unlink-if-ordinary.c (unlink_if_ordinary): Likewise.
* vasprintf.c (int_vasprintf, vasprintf, checkit, main):
Likewise.
* vfork.c (vfork): Likewise.
* vfprintf.c (vfprintf): Likewise.
* vprintf.c (vprintf): Likewise.
* vsnprintf.c (vsnprintf, checkit, main): Likewise.
* vsprintf.c (vsprintf): Likewise.
* waitpid.c (waitpid): Likewise.
* xatexit.c (xatexit, xatexit_cleanup): Likewise.
* xexit.c (xexit): Likewise.
* xmalloc.c (xmalloc_set_program_name, xmalloc_failed,
xmalloc,
xcalloc, xrealloc): Likewise.
* xmemdup.c (xmemdup): Likewise.
* xstrdup.c (xstrdup): Likewise.
* xstrerror.c (xstrerror): Likewise.
* xstrndup.c (xstrndup): Likewise.
From-SVN: r97122
2005-03-28 03:28:01 +02:00
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xstrndup (const char *s, size_t n)
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2005-03-25 05:41:41 +01:00
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{
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char *result;
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2016-11-30 15:50:43 +01:00
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size_t len = strnlen (s, n);
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2005-03-25 05:41:41 +01:00
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2005-05-24 22:48:25 +02:00
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result = XNEWVEC (char, len + 1);
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2005-03-25 05:41:41 +01:00
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result[len] = '\0';
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2005-05-24 22:48:25 +02:00
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return (char *) memcpy (result, s, len);
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2005-03-25 05:41:41 +01:00
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}
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