| /* Test and measure stpncpy functions. |
| Copyright (C) 1999-2014 Free Software Foundation, Inc. |
| This file is part of the GNU C Library. |
| Written by Jakub Jelinek <jakub@redhat.com>, 1999. |
| |
| The GNU C Library is free software; you can redistribute it and/or |
| modify it under the terms of the GNU Lesser General Public |
| License as published by the Free Software Foundation; either |
| version 2.1 of the License, or (at your option) any later version. |
| |
| The GNU C Library 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 |
| Lesser General Public License for more details. |
| |
| You should have received a copy of the GNU Lesser General Public |
| License along with the GNU C Library; if not, see |
| <http://www.gnu.org/licenses/>. */ |
| |
| #define STRNCPY_RESULT(dst, len, n) ((dst) + ((len) > (n) ? (n) : (len))) |
| #define TEST_MAIN |
| #define TEST_NAME "stpncpy" |
| #include "test-string.h" |
| |
| char *simple_stpncpy (char *, const char *, size_t); |
| char *stupid_stpncpy (char *, const char *, size_t); |
| |
| IMPL (stupid_stpncpy, 0) |
| IMPL (simple_stpncpy, 0) |
| IMPL (stpncpy, 1) |
| |
| char * |
| simple_stpncpy (char *dst, const char *src, size_t n) |
| { |
| while (n--) |
| if ((*dst++ = *src++) == '\0') |
| { |
| size_t i; |
| |
| for (i = 0; i < n; ++i) |
| dst[i] = '\0'; |
| return dst - 1; |
| } |
| return dst; |
| } |
| |
| char * |
| stupid_stpncpy (char *dst, const char *src, size_t n) |
| { |
| size_t nc = strnlen (src, n); |
| size_t i; |
| |
| for (i = 0; i < nc; ++i) |
| dst[i] = src[i]; |
| for (; i < n; ++i) |
| dst[i] = '\0'; |
| return dst + nc; |
| } |
| |
| #include "test-strncpy.c" |