/* concat.c: dynamic string concatenation. Copyright 1992, 1993, 2008 Karl Berry. Copyright 2002, 2005 Olaf Weber. This 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. This 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 this library; if not, see . */ #include /* Return the concatenation of S1 and S2. See `concatn.c' for a `concatn', which takes a variable number of arguments. */ string concat (const_string s1, const_string s2) { unsigned s1len = strlen(s1); unsigned s2len = strlen(s2); string answer = (string) xmalloc (s1len + s2len + 1); strcpy (answer, s1); strcat (answer + s1len, s2); return answer; }