/* Unix SMB/CIFS implementation. typesafe qsort Copyright (C) Andrew Tridgell 2010 This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3 of the License, or (at your option) any later version. This program 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 General Public License for more details. You should have received a copy of the GNU General Public License along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef _TSORT_H #define _TSORT_H #include <assert.h> /* a wrapper around qsort() that ensures the comparison function is type safe. */ #ifndef TYPESAFE_QSORT #define TYPESAFE_QSORT(base, numel, comparison) \ do { \ if (numel > 1) { \ qsort(base, numel, sizeof((base)[0]), (int (*)(const void *, const void *))comparison); \ assert(comparison(&((base)[0]), &((base)[1])) <= 0); \ } \ } while (0) #endif #endif