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//================================================================= // // time.c // // Testcase for C library time() // //================================================================= //####ECOSGPLCOPYRIGHTBEGIN#### // ------------------------------------------- // This file is part of eCos, the Embedded Configurable Operating System. // Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc. // // eCos 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 2 or (at your option) any later version. // // eCos 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 eCos; if not, write to the Free Software Foundation, Inc., // 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. // // As a special exception, if other files instantiate templates or use macros // or inline functions from this file, or you compile this file and link it // with other works to produce a work based on this file, this file does not // by itself cause the resulting work to be covered by the GNU General Public // License. However the source code for this file must still be made available // in accordance with section (3) of the GNU General Public License. // // This exception does not invalidate any other reasons why a work based on // this file might be covered by the GNU General Public License. // // Alternative licenses for eCos may be arranged by contacting Red Hat, Inc. // at http://sources.redhat.com/ecos/ecos-license/ // ------------------------------------------- //####ECOSGPLCOPYRIGHTEND#### //================================================================= //#####DESCRIPTIONBEGIN#### // // Author(s): jlarmour // Contributors: jlarmour // Date: 1999-03-05 // Description: Contains testcode for C library time() function // // //####DESCRIPTIONEND#### // CONFIGURATION #include <pkgconf/libc_time.h> // Configuration header // INCLUDES #include <time.h> #include <cyg/infra/testcase.h> // CONSTANTS // This defines how many loops before we decide that // time() doesn't work #define MAX_TIMEOUT 50000000 // FUNCTIONS int main(int argc, char *argv[]) { time_t t1, t2; unsigned long ctr; CYG_TEST_INIT(); CYG_TEST_INFO("Starting tests from testcase " __FILE__ " for C library " "time() function"); t1 = time(&t2); CYG_TEST_PASS_FAIL(t1==t2, "time() return value == argument"); if (t1 == (time_t)-1) // unimplemented is just as valid { #ifndef CYGSEM_LIBC_TIME_TIME_WORKING CYG_TEST_PASS_FINISH( "time() returns -1, meaning unimplemented"); #else CYG_TEST_FAIL("time() returned -1 unnecessarily"); #endif } // if // First wait for a clock tick for (ctr = 0; ctr<MAX_TIMEOUT; ctr++) { if ((t2=time(NULL)) > t1) break; // Hit the next time pulse } CYG_TEST_PASS_FAIL( ctr< MAX_TIMEOUT, "time()'s state changes"); #ifdef CYGSEM_LIBC_TIME_SETTIME_WORKING CYG_TEST_PASS_FAIL(cyg_libc_time_settime(0)==0, "Set time to 0"); t1 = time(NULL); // give it a small amount of tolerance CYG_TEST_PASS_FAIL(t1 < 3, "t1 remembered setting"); CYG_TEST_PASS_FAIL(cyg_libc_time_settime(1000)==0, "Set time to 1000"); // give it a small amount of tolerance CYG_TEST_PASS_FAIL(t1 < 1003, "t1 remembered setting"); #else // ! CYGSEM_LIBC_TIME_SETTIME_WORKING CYG_TEST_PASS_FAIL(cyg_libc_time_settime(0)!=0, "Set time expected fail"); #endif // CYGSEM_LIBC_TIME_SETTIME_WORKING CYG_TEST_FINISH("Finished tests from testcase " __FILE__ " for C library " "time() function"); } // main() // EOF time.c