/******************************************************************************* Copyright(C) Jonas 'Sortie' Termansen 2011. This file is part of the Sortix C Library. The Sortix 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 3 of the License, or (at your option) any later version. The Sortix 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 Sortix C Library. If not, see . ctype/isalnum.c Returns whether the character is a letter or a digit. *******************************************************************************/ #include int isalnum(int c) { return isalpha(c) || isdigit(c); }