| /* |
| (C) Copyright IBM Corp. 2007, 2008 |
| |
| All rights reserved. |
| |
| Redistribution and use in source and binary forms, with or without |
| modification, are permitted provided that the following conditions are met: |
| |
| * Redistributions of source code must retain the above copyright notice, |
| this list of conditions and the following disclaimer. |
| * Redistributions in binary form must reproduce the above copyright |
| notice, this list of conditions and the following disclaimer in the |
| documentation and/or other materials provided with the distribution. |
| * Neither the name of IBM nor the names of its contributors may be |
| used to endorse or promote products derived from this software without |
| specific prior written permission. |
| |
| THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
| AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE |
| LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
| POSSIBILITY OF SUCH DAMAGE. |
| |
| */ |
| |
| #include <string.h> |
| #include <stddef.h> |
| #include "ea_internal.h" |
| #include <ea.h> |
| |
| COMPAT_EA_ALIAS (strncat_ea); |
| |
| /* |
| * Not the fastest thing ever since it reads through the data once on |
| * strlen and once on memcpy. |
| */ |
| __ea char * |
| strncat_ea (__ea char *dest, __ea const char *src, size_ea_t n) |
| { |
| size_ea_t length_src; |
| size_ea_t length_dest; |
| __ea char *new_dest; |
| size_ea_t smaller_length; |
| |
| length_src = strlen_ea (src); |
| length_dest = strlen_ea (dest); |
| new_dest = dest + length_dest; |
| smaller_length = length_src < n ? length_src : n; |
| memcpy_ea ((__ea void *) new_dest, (__ea void *) src, smaller_length); |
| /* null out last character */ |
| memset_ea ((__ea void *) (new_dest + smaller_length), 0, 1); |
| |
| return dest; |
| } |