1e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project/* 2e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project * Copyright (C) 2008 The Android Open Source Project 3e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project * All rights reserved. 4e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project * 5e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project * Redistribution and use in source and binary forms, with or without 6e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project * modification, are permitted provided that the following conditions 7e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project * are met: 8e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project * * Redistributions of source code must retain the above copyright 9e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project * notice, this list of conditions and the following disclaimer. 10e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project * * Redistributions in binary form must reproduce the above copyright 11e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project * notice, this list of conditions and the following disclaimer in 12e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project * the documentation and/or other materials provided with the 13e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project * distribution. 14e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project * 15e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 16e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 17e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 18e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE 19e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 20e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 21e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS 22e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 23e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 24e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT 25e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project * SUCH DAMAGE. 27e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project */ 28e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project/* a small program to test the tm_zone setting in Bionic */ 29e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project#include <time.h> 30e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project#include <stdio.h> 31e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project#include <stdlib.h> 32e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project 33e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Projectint main( void ) 34e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project{ 35e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project#ifndef TM_ZONE 36e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project fprintf(stderr, "TM_ZONE is not defined in <time.h> !!\n" ); 37e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project return 1; 38e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project#else 39e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project const char* tz = getenv("TZ"); 40e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project time_t now = time(NULL); 41e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project struct tm tm0; 42e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project struct tm* tm; 43e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project 44e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project if (tz) { 45e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project printf( "TZ set to '%s'\n", tz ); 46e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project } else 47e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project printf( "TZ is not defined\n" ); 48e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project 49e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project tm = localtime_r( &now, &tm0 ); 50e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project printf( "localtime_r() returns timezone abbreviation '%s'\n", tm->TM_ZONE ? tm->TM_ZONE : "<NULL POINTER>" ); 51e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project printf( "tzname[0] is '%s'\n", tzname[0] ? tzname[0] : "<NULL POINTER>" ); 52e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project printf( "tzname[1] is '%s'\n", tzname[1] ? tzname[1] : "<NULL POINTER>" ); 53e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project#endif 54e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project return 0; 55e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project} 56