7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek/******************************************************************************
7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek * Module Name: getopt
7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek *****************************************************************************/
7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek * Copyright (C) 2000 - 2016, Intel Corp.
7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek * All rights reserved.
7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek * Redistribution and use in source and binary forms, with or without
7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek * modification, are permitted provided that the following conditions
7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek * 1. Redistributions of source code must retain the above copyright
7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek * notice, this list of conditions, and the following disclaimer,
7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek * without modification.
7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek * 2. Redistributions in binary form must reproduce at minimum a disclaimer
7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek * substantially similar to the "NO WARRANTY" disclaimer below
7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek * ("Disclaimer") and any redistribution must be conditioned upon
7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek * including a substantially similar Disclaimer requirement for further
7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek * binary redistribution.
7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek * 3. Neither the names of the above-listed copyright holders nor the names
7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek * of any contributors may be used to endorse or promote products derived
7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek * from this software without specific prior written permission.
7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek * Alternatively, this software may be distributed under the terms of the
7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek * GNU General Public License ("GPL") version 2 as published by the Free
7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek * Software Foundation.
7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek * NO WARRANTY
7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek * POSSIBILITY OF SUCH DAMAGES.
7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek * ACPICA getopt() implementation
7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek * Option strings:
7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek * "f" - Option has no arguments
7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek * "f:" - Option requires an argument
7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek * "f+" - Option has an optional argument
7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek * "f^" - Option has optional single-char sub-options
7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek * "f|" - Option has required single-char sub-options
7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek if (AcpiGbl_Opterr) {AcpiLogError ("%s%c\n", msg, badchar);}
7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek/*******************************************************************************
7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek * FUNCTION: AcpiGetoptArgument
7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek * PARAMETERS: argc, argv - from main
7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek * RETURN: 0 if an argument was found, -1 otherwise. Sets AcpiGbl_Optarg
7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek * to point to the next argument.
7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek * DESCRIPTION: Get the next argument. Used to obtain arguments for the
7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek * two-character options after the original call to AcpiGetopt.
7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek * Note: Either the argument starts at the next character after
7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek * the option, or it is pointed to by the next argv entry.
7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek * (After call to AcpiGetopt, we need to backup to the previous
7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek * argv entry).
7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek ******************************************************************************/
7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek if (argv[AcpiGbl_Optind][(int) (CurrentCharPtr+1)] != '\0')
7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek AcpiGbl_Optarg = &argv[AcpiGbl_Optind++][(int) (CurrentCharPtr+1)];
7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek ACPI_OPTION_ERROR ("Option requires an argument: -", 'v');
7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek/*******************************************************************************
7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek * FUNCTION: AcpiGetopt
7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek * PARAMETERS: argc, argv - from main
7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek * opts - options info list
7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek * RETURN: Option character or ACPI_OPT_END
7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek * DESCRIPTION: Get the next option
7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek ******************************************************************************/
7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek else if (strcmp (argv[AcpiGbl_Optind], "--") == 0)
7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek /* Get the option */
7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek CurrentChar = argv[AcpiGbl_Optind][CurrentCharPtr];
7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek /* Make sure that the option is legal */
7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek (OptsPtr = strchr (opts, CurrentChar)) == NULL)
7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek ACPI_OPTION_ERROR ("Illegal option: -", CurrentChar);
7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek if (argv[AcpiGbl_Optind][++CurrentCharPtr] == '\0')
7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek return ('?');
7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek /* Option requires an argument? */
7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek if (argv[AcpiGbl_Optind][(int) (CurrentCharPtr+1)] != '\0')
7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek AcpiGbl_Optarg = &argv[AcpiGbl_Optind++][(int) (CurrentCharPtr+1)];
7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek "Option requires an argument: -", CurrentChar);
7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek return ('?');
7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek /* Option has an optional argument? */
7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek if (argv[AcpiGbl_Optind][(int) (CurrentCharPtr+1)] != '\0')
7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek AcpiGbl_Optarg = &argv[AcpiGbl_Optind++][(int) (CurrentCharPtr+1)];
7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek /* Option has optional single-char arguments? */
7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek if (argv[AcpiGbl_Optind][(int) (CurrentCharPtr+1)] != '\0')
7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek AcpiGbl_Optarg = &argv[AcpiGbl_Optind][(int) (CurrentCharPtr+1)];
7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek /* Option has a required single-char argument? */
7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek if (argv[AcpiGbl_Optind][(int) (CurrentCharPtr+1)] != '\0')
7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek AcpiGbl_Optarg = &argv[AcpiGbl_Optind][(int) (CurrentCharPtr+1)];
7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek "Option requires a single-character suboption: -",
7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek return ('?');
7b1019a6d29ccb7999dc76cba3dde1c627e8e609Jerry Jelinek /* Option with no arguments */