1/* 2 * Copyright (c) 2006 Apple Inc. All Rights Reserved. 3 * 4 * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ 5 * 6 * This file contains Original Code and/or Modifications of Original Code 7 * as defined in and that are subject to the Apple Public Source License 8 * Version 2.0 (the 'License'). You may not use this file except in 9 * compliance with the License. The rights granted to you under the License 10 * may not be used to create, or enable the creation or redistribution of, 11 * unlawful or unlicensed copies of an Apple operating system, or to 12 * circumvent, violate, or enable the circumvention or violation of, any 13 * terms of an Apple operating system software license agreement. 14 * 15 * Please obtain a copy of the License at 16 * http://www.opensource.apple.com/apsl/ and read it before using this file. 17 * 18 * The Original Code and all software distributed under the License are 19 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER 20 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, 21 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, 22 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. 23 * Please see the License for the specific language governing rights and 24 * limitations under the License. 25 * 26 * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ 27 */ 28 29 30#ifdef __sun 31#pragma ident "@(#)lmbench_openclose.c 1.4 06/21/06 Apple Inc." 32#endif 33 34 35#include <unistd.h> 36#include <stdlib.h> 37#include <stdio.h> 38#include <sys/types.h> 39#include <sys/stat.h> 40#include <fcntl.h> 41 42#include "../libmicro.h" 43 44#define DEFF "/dev/null" 45static char *optf = DEFF; 46 47int 48benchmark_init() 49{ 50 51 (void) sprintf(lm_optstr, "f:"); 52 53 lm_tsdsize = 0; 54 55 (void) sprintf(lm_usage, 56 " [-f file-to-stat (default %s)]\n" 57 "notes: measures stat()\n", 58 DEFF); 59 60 return (0); 61} 62 63int 64benchmark_optswitch(int opt, char *optarg) 65{ 66 switch (opt) { 67 case 'f': 68 optf = optarg; 69 break; 70 default: 71 return (-1); 72 } 73 return (0); 74} 75 76/*ARGSUSED*/ 77int 78benchmark(void *tsd, result_t *res) 79{ 80 int i; 81 int fd; 82 83 res->re_errors = 0; 84 85/* 86 * The libmicro test uses a for loop as below: 87 * for (i = 0; i < lm_optB; i++) { 88 * 89 * we can probably get away with using lm_optB 90 * in the while loop below 91 * 92 */ 93 i = 0; 94 95 while (i++ < lm_optB) { 96 fd = open(optf, 0); 97 if (fd == -1) { 98 res->re_errors++; 99 } 100 close(fd); 101 } 102 103 res->re_count += lm_optB; 104 105 return (0); 106} 107