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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.2.2/] [libiberty/] [stpncpy.c] - Rev 277
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/* Implement the stpncpy function. Copyright (C) 2003 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 Supplemental char* stpncpy (char *@var{dst}, const char *@var{src}, size_t @var{len}) Copies the string @var{src} into @var{dst}, copying exactly @var{len} and padding with zeros if necessary. If @var{len} < strlen(@var{src}) then return @var{dst} + @var{len}, otherwise returns @var{dst} + strlen(@var{src}). @end deftypefn */ #include <ansidecl.h> #include <stddef.h> extern size_t strlen (const char *); extern char *strncpy (char *, const char *, size_t); char * stpncpy (char *dst, const char *src, size_t len) { size_t n = strlen (src); if (n > len) n = len; return strncpy (dst, src, len) + n; }
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