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48 #include <contrib/dev/acpica/include/acpi.h>
49 #include <contrib/dev/acpica/include/accommon.h>
50 #include <contrib/dev/acpica/include/acapps.h>
52 #define ACPI_OPTION_ERROR(msg, badchar) \
53 if (AcpiGbl_Opterr) {fprintf (stderr, "%s%c\n", msg, badchar);}
56 int AcpiGbl_Opterr = 1;
57 int AcpiGbl_Optind = 1;
61 /*******************************************************************************
63 * FUNCTION: AcpiGetopt
65 * PARAMETERS: argc, argv - from main
66 * opts - options info list
68 * RETURN: Option character or EOF
70 * DESCRIPTION: Get the next option
72 ******************************************************************************/
80 static int CurrentCharPtr = 1;
85 if (CurrentCharPtr == 1)
87 if (AcpiGbl_Optind >= argc ||
88 argv[AcpiGbl_Optind][0] != '-' ||
89 argv[AcpiGbl_Optind][1] == '\0')
93 else if (strcmp (argv[AcpiGbl_Optind], "--") == 0)
102 CurrentChar = argv[AcpiGbl_Optind][CurrentCharPtr];
104 /* Make sure that the option is legal */
106 if (CurrentChar == ':' ||
107 (OptsPtr = strchr (opts, CurrentChar)) == NULL)
109 ACPI_OPTION_ERROR ("Illegal option: -", CurrentChar);
111 if (argv[AcpiGbl_Optind][++CurrentCharPtr] == '\0')
120 /* Option requires an argument? */
122 if (*++OptsPtr == ':')
124 if (argv[AcpiGbl_Optind][(int) (CurrentCharPtr+1)] != '\0')
126 AcpiGbl_Optarg = &argv[AcpiGbl_Optind++][(int) (CurrentCharPtr+1)];
128 else if (++AcpiGbl_Optind >= argc)
130 ACPI_OPTION_ERROR ("Option requires an argument: -", CurrentChar);
137 AcpiGbl_Optarg = argv[AcpiGbl_Optind++];
143 /* Option has optional single-char arguments? */
145 else if (*OptsPtr == '^')
147 if (argv[AcpiGbl_Optind][(int) (CurrentCharPtr+1)] != '\0')
149 AcpiGbl_Optarg = &argv[AcpiGbl_Optind][(int) (CurrentCharPtr+1)];
153 AcpiGbl_Optarg = "^";
160 /* Option has a required single-char argument? */
162 else if (*OptsPtr == '|')
164 if (argv[AcpiGbl_Optind][(int) (CurrentCharPtr+1)] != '\0')
166 AcpiGbl_Optarg = &argv[AcpiGbl_Optind][(int) (CurrentCharPtr+1)];
170 ACPI_OPTION_ERROR ("Option requires a single-character suboption: -", CurrentChar);
180 /* Option with no arguments */
184 if (argv[AcpiGbl_Optind][++CurrentCharPtr] == '\0')
190 AcpiGbl_Optarg = NULL;
193 return (CurrentChar);