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[/] [openrisc/] [trunk/] [rtos/] [ecos-2.0/] [packages/] [language/] [c/] [libc/] [stdlib/] [v2_0/] [tests/] [rand2.c] - Rev 27
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//================================================================= // // rand2.c // // Testcase for C library rand() // //================================================================= //####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): ctarpy, jlarmour // Contributors: // Date: 2000-04-30 // Description: Contains testcode for C library rand() function // // //####DESCRIPTIONEND#### // INCLUDES #include <pkgconf/libc_stdlib.h> // CYGNUM_LIBC_RAND_SEED #include <stdlib.h> #include <cyg/infra/testcase.h> // FUNCTIONS static void test( CYG_ADDRWORD data ) { static int rand_data1[100]; static int rand_data2[100]; int count; int fail=0; // Test that rand starts with the seed as CYGNUM_LIBC_RAND_SEED for ( count=0; count < 100; ++count ) { rand_data1[count] = rand(); } // for // set seed to CYGNUM_LIBC_RAND_SEED srand(CYGNUM_LIBC_RAND_SEED); for ( count=0; count < 100; ++count ) { rand_data2[count] = rand(); } // for for ( count=0; count < 100; ++count ) { if (rand_data1[count] != rand_data2[count]) ++fail; } // for CYG_TEST_PASS_FAIL(fail==0, "rand() has seed initialised to " "CYGNUM_LIBC_RAND_SEED"); CYG_TEST_FINISH("Finished tests from testcase " __FILE__ " for C " "library rand() function"); } // test() int main(int argc, char *argv[]) { CYG_TEST_INIT(); CYG_TEST_INFO("Starting tests from testcase " __FILE__ " for C " "library rand() function"); test(0); CYG_TEST_NA("Testing is not applicable to this configuration"); } // main() // EOF rand2.c
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