00001 /* 00002 * Extra time functions 00003 * (Mainly to make up for deficiencies/quirks in libc implementations) 00004 * 00005 * Copyright (C) 2002 Barnaby Gray <barnaby@beedesign.co.uk> 00006 * 00007 * This library is free software; you can redistribute it and/or 00008 * modify it under the terms of the GNU Lesser General Public 00009 * License as published by the Free Software Foundation; either 00010 * version 2.1 of the License, or (at your option) any later version. 00011 * 00012 * This library is distributed in the hope that it will be useful, 00013 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00014 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00015 * Lesser General Public License for more details. 00016 * 00017 * You should have received a copy of the GNU Lesser General Public 00018 * License along with this library; if not, write to the Free Software 00019 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 00020 * 00021 */ 00022 00023 #ifndef TIME_EXTRA_H 00024 #define TIME_EXTRA_H 00025 00026 #include <time.h> 00027 00028 namespace ICQ2000 { 00029 00030 /* 00031 * a function to reliably produce a time_t from a struct tm that is 00032 * known to be stored in GMT. The problem lies in that BSDs have 00033 * tm_gmtoff member of struct tm, whereas other POSIX systems use 00034 * the global timezone instead, and heavens knows for other more bizarre 00035 * unixes. 00036 */ 00037 time_t gmt_mktime(struct tm *tm); 00038 } 00039 00040 #endif