1b528cefcSMark Murray /* 2*ae771770SStanislav Sedov * Copyright (c) 1995-2002 Kungliga Tekniska Högskolan 3b528cefcSMark Murray * (Royal Institute of Technology, Stockholm, Sweden). 4b528cefcSMark Murray * All rights reserved. 5b528cefcSMark Murray * 6b528cefcSMark Murray * Redistribution and use in source and binary forms, with or without 7b528cefcSMark Murray * modification, are permitted provided that the following conditions 8b528cefcSMark Murray * are met: 9b528cefcSMark Murray * 10b528cefcSMark Murray * 1. Redistributions of source code must retain the above copyright 11b528cefcSMark Murray * notice, this list of conditions and the following disclaimer. 12b528cefcSMark Murray * 13b528cefcSMark Murray * 2. Redistributions in binary form must reproduce the above copyright 14b528cefcSMark Murray * notice, this list of conditions and the following disclaimer in the 15b528cefcSMark Murray * documentation and/or other materials provided with the distribution. 16b528cefcSMark Murray * 17b528cefcSMark Murray * 3. Neither the name of the Institute nor the names of its contributors 18b528cefcSMark Murray * may be used to endorse or promote products derived from this software 19b528cefcSMark Murray * without specific prior written permission. 20b528cefcSMark Murray * 21b528cefcSMark Murray * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND 22b528cefcSMark Murray * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 23b528cefcSMark Murray * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 24b528cefcSMark Murray * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE 25b528cefcSMark Murray * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 26b528cefcSMark Murray * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27b528cefcSMark Murray * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28b528cefcSMark Murray * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29b528cefcSMark Murray * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30b528cefcSMark Murray * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31b528cefcSMark Murray * SUCH DAMAGE. 32b528cefcSMark Murray */ 33b528cefcSMark Murray 34b528cefcSMark Murray #include <config.h> 35b528cefcSMark Murray #include "roken.h" 36b528cefcSMark Murray 37b528cefcSMark Murray #ifndef HAVE_STRLCAT 38b528cefcSMark Murray 39*ae771770SStanislav Sedov ROKEN_LIB_FUNCTION size_t ROKEN_LIB_CALL 40b528cefcSMark Murray strlcat (char *dst, const char *src, size_t dst_sz) 41b528cefcSMark Murray { 42*ae771770SStanislav Sedov size_t len; 43*ae771770SStanislav Sedov #if defined(_MSC_VER) && _MSC_VER >= 1400 44*ae771770SStanislav Sedov len = strnlen_s(dst, dst_sz); 45*ae771770SStanislav Sedov #elif defined(HAVE_STRNLEN) 46*ae771770SStanislav Sedov len = strnlen(dst, dst_sz); 47*ae771770SStanislav Sedov #else 48*ae771770SStanislav Sedov len = strlen(dst); 49*ae771770SStanislav Sedov #endif 50b528cefcSMark Murray 51*ae771770SStanislav Sedov if (dst_sz <= len) 528373020dSJacques Vidrine /* the total size of dst is less than the string it contains; 538373020dSJacques Vidrine this could be considered bad input, but we might as well 548373020dSJacques Vidrine handle it */ 558373020dSJacques Vidrine return len + strlen(src); 568373020dSJacques Vidrine 57b528cefcSMark Murray return len + strlcpy (dst + len, src, dst_sz - len); 58b528cefcSMark Murray } 59*ae771770SStanislav Sedov 60b528cefcSMark Murray #endif 61