0,0 → 1,60 |
/* Implement the xstrndup function. |
Copyright (C) 2005 Free Software Foundation, Inc. |
Written by Kaveh R. Ghazi <ghazi@caip.rutgers.edu>. |
|
This file is part of the libiberty library. |
Libiberty is free software; you can redistribute it and/or |
modify it under the terms of the GNU Library General Public |
License as published by the Free Software Foundation; either |
version 2 of the License, or (at your option) any later version. |
|
Libiberty is distributed in the hope that it will be useful, |
but WITHOUT ANY WARRANTY; without even the implied warranty of |
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
Library General Public License for more details. |
|
You should have received a copy of the GNU Library General Public |
License along with libiberty; see the file COPYING.LIB. If |
not, write to the Free Software Foundation, Inc., 51 Franklin Street - Fifth Floor, |
Boston, MA 02110-1301, USA. */ |
|
/* |
|
@deftypefn Replacement char* xstrndup (const char *@var{s}, size_t @var{n}) |
|
Returns a pointer to a copy of @var{s} with at most @var{n} characters |
without fail, using @code{xmalloc} to obtain memory. The result is |
always NUL terminated. |
|
@end deftypefn |
|
*/ |
|
#ifdef HAVE_CONFIG_H |
#include "config.h" |
#endif |
#include <sys/types.h> |
#ifdef HAVE_STRING_H |
#include <string.h> |
#else |
# ifdef HAVE_STRINGS_H |
# include <strings.h> |
# endif |
#endif |
#include "ansidecl.h" |
#include "libiberty.h" |
|
char * |
xstrndup (const char *s, size_t n) |
{ |
char *result; |
size_t len = strlen (s); |
|
if (n < len) |
len = n; |
|
result = XNEWVEC (char, len + 1); |
|
result[len] = '\0'; |
return (char *) memcpy (result, s, len); |
} |