1 2 /****************************************************************************** 3 * 4 * Module Name: getopt 5 * 6 *****************************************************************************/ 7 8 /****************************************************************************** 9 * 10 * 1. Copyright Notice 11 * 12 * Some or all of this work - Copyright (c) 1999 - 2009, Intel Corp. 13 * All rights reserved. 14 * 15 * 2. License 16 * 17 * 2.1. This is your license from Intel Corp. under its intellectual property 18 * rights. You may have additional license terms from the party that provided 19 * you this software, covering your right to use that party's intellectual 20 * property rights. 21 * 22 * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a 23 * copy of the source code appearing in this file ("Covered Code") an 24 * irrevocable, perpetual, worldwide license under Intel's copyrights in the 25 * base code distributed originally by Intel ("Original Intel Code") to copy, 26 * make derivatives, distribute, use and display any portion of the Covered 27 * Code in any form, with the right to sublicense such rights; and 28 * 29 * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent 30 * license (with the right to sublicense), under only those claims of Intel 31 * patents that are infringed by the Original Intel Code, to make, use, sell, 32 * offer to sell, and import the Covered Code and derivative works thereof 33 * solely to the minimum extent necessary to exercise the above copyright 34 * license, and in no event shall the patent license extend to any additions 35 * to or modifications of the Original Intel Code. No other license or right 36 * is granted directly or by implication, estoppel or otherwise; 37 * 38 * The above copyright and patent license is granted only if the following 39 * conditions are met: 40 * 41 * 3. Conditions 42 * 43 * 3.1. Redistribution of Source with Rights to Further Distribute Source. 44 * Redistribution of source code of any substantial portion of the Covered 45 * Code or modification with rights to further distribute source must include 46 * the above Copyright Notice, the above License, this list of Conditions, 47 * and the following Disclaimer and Export Compliance provision. In addition, 48 * Licensee must cause all Covered Code to which Licensee contributes to 49 * contain a file documenting the changes Licensee made to create that Covered 50 * Code and the date of any change. Licensee must include in that file the 51 * documentation of any changes made by any predecessor Licensee. Licensee 52 * must include a prominent statement that the modification is derived, 53 * directly or indirectly, from Original Intel Code. 54 * 55 * 3.2. Redistribution of Source with no Rights to Further Distribute Source. 56 * Redistribution of source code of any substantial portion of the Covered 57 * Code or modification without rights to further distribute source must 58 * include the following Disclaimer and Export Compliance provision in the 59 * documentation and/or other materials provided with distribution. In 60 * addition, Licensee may not authorize further sublicense of source of any 61 * portion of the Covered Code, and must include terms to the effect that the 62 * license from Licensee to its licensee is limited to the intellectual 63 * property embodied in the software Licensee provides to its licensee, and 64 * not to intellectual property embodied in modifications its licensee may 65 * make. 66 * 67 * 3.3. Redistribution of Executable. Redistribution in executable form of any 68 * substantial portion of the Covered Code or modification must reproduce the 69 * above Copyright Notice, and the following Disclaimer and Export Compliance 70 * provision in the documentation and/or other materials provided with the 71 * distribution. 72 * 73 * 3.4. Intel retains all right, title, and interest in and to the Original 74 * Intel Code. 75 * 76 * 3.5. Neither the name Intel nor any other trademark owned or controlled by 77 * Intel shall be used in advertising or otherwise to promote the sale, use or 78 * other dealings in products derived from or relating to the Covered Code 79 * without prior written authorization from Intel. 80 * 81 * 4. Disclaimer and Export Compliance 82 * 83 * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED 84 * HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE 85 * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE, 86 * INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY 87 * UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY 88 * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A 89 * PARTICULAR PURPOSE. 90 * 91 * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES 92 * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR 93 * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT, 94 * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY 95 * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL 96 * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS 97 * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY 98 * LIMITED REMEDY. 99 * 100 * 4.3. Licensee shall not export, either directly or indirectly, any of this 101 * software or system incorporating such software without first obtaining any 102 * required license or other approval from the U. S. Department of Commerce or 103 * any other agency or department of the United States Government. In the 104 * event Licensee exports any such software from the United States or 105 * re-exports any such software from a foreign destination, Licensee shall 106 * ensure that the distribution and export/re-export of the software is in 107 * compliance with all laws, regulations, orders, or other restrictions of the 108 * U.S. Export Administration Regulations. Licensee agrees that neither it nor 109 * any of its subsidiaries will export/re-export any technical data, process, 110 * software, or service, directly or indirectly, to any country for which the 111 * United States government or any agency thereof requires an export license, 112 * other governmental approval, or letter of assurance, without first obtaining 113 * such license, approval or letter. 114 * 115 *****************************************************************************/ 116 117 118 #include <stdio.h> 119 #include <string.h> 120 #include <contrib/dev/acpica/include/acpi.h> 121 #include <contrib/dev/acpica/include/accommon.h> 122 #include <contrib/dev/acpica/include/acapps.h> 123 124 #define ERR(szz,czz) if(AcpiGbl_Opterr){fprintf(stderr,"%s%s%c\n",argv[0],szz,czz);} 125 126 127 int AcpiGbl_Opterr = 1; 128 int AcpiGbl_Optind = 1; 129 int AcpiGbl_Optopt; 130 char *AcpiGbl_Optarg; 131 132 133 /******************************************************************************* 134 * 135 * FUNCTION: AcpiGetopt 136 * 137 * PARAMETERS: argc, argv - from main 138 * opts - options info list 139 * 140 * RETURN: Option character or EOF 141 * 142 * DESCRIPTION: Get the next option 143 * 144 ******************************************************************************/ 145 146 int 147 AcpiGetopt( 148 int argc, 149 char **argv, 150 char *opts) 151 { 152 static int CurrentCharPtr = 1; 153 int CurrentChar; 154 char *OptsPtr; 155 156 157 if (CurrentCharPtr == 1) 158 { 159 if (AcpiGbl_Optind >= argc || 160 argv[AcpiGbl_Optind][0] != '-' || 161 argv[AcpiGbl_Optind][1] == '\0') 162 { 163 return(EOF); 164 } 165 else if (strcmp (argv[AcpiGbl_Optind], "--") == 0) 166 { 167 AcpiGbl_Optind++; 168 return(EOF); 169 } 170 } 171 172 /* Get the option */ 173 174 CurrentChar = 175 AcpiGbl_Optopt = 176 argv[AcpiGbl_Optind][CurrentCharPtr]; 177 178 /* Make sure that the option is legal */ 179 180 if (CurrentChar == ':' || 181 (OptsPtr = strchr (opts, CurrentChar)) == NULL) 182 { 183 ERR (": illegal option -- ", CurrentChar); 184 185 if (argv[AcpiGbl_Optind][++CurrentCharPtr] == '\0') 186 { 187 AcpiGbl_Optind++; 188 CurrentCharPtr = 1; 189 } 190 191 return ('?'); 192 } 193 194 /* Option requires an argument? */ 195 196 if (*++OptsPtr == ':') 197 { 198 if (argv[AcpiGbl_Optind][CurrentCharPtr+1] != '\0') 199 { 200 AcpiGbl_Optarg = &argv[AcpiGbl_Optind++][CurrentCharPtr+1]; 201 } 202 else if (++AcpiGbl_Optind >= argc) 203 { 204 ERR (": option requires an argument -- ", CurrentChar); 205 206 CurrentCharPtr = 1; 207 return ('?'); 208 } 209 else 210 { 211 AcpiGbl_Optarg = argv[AcpiGbl_Optind++]; 212 } 213 214 CurrentCharPtr = 1; 215 } 216 217 /* Option has optional single-char arguments? */ 218 219 else if (*OptsPtr == '^') 220 { 221 if (argv[AcpiGbl_Optind][CurrentCharPtr+1] != '\0') 222 { 223 AcpiGbl_Optarg = &argv[AcpiGbl_Optind][CurrentCharPtr+1]; 224 } 225 else 226 { 227 AcpiGbl_Optarg = "^"; 228 } 229 230 AcpiGbl_Optind++; 231 CurrentCharPtr = 1; 232 } 233 234 /* Option with no arguments */ 235 236 else 237 { 238 if (argv[AcpiGbl_Optind][++CurrentCharPtr] == '\0') 239 { 240 CurrentCharPtr = 1; 241 AcpiGbl_Optind++; 242 } 243 244 AcpiGbl_Optarg = NULL; 245 } 246 247 return (CurrentChar); 248 } 249