| 1 | /* getopt_long and getopt_long_only entry points for GNU getopt. |
| 2 | Copyright (C) 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1996, 1997, |
| 3 | 1998, 2004, 2005, 2006, 2007 Free Software Foundation, Inc. |
| 4 | This file is part of the GNU C Library. |
| 5 | |
| 6 | This program is free software; you can redistribute it and/or modify |
| 7 | it under the terms of the GNU General Public License as published by |
| 8 | the Free Software Foundation; either version 3, or (at your option) |
| 9 | any later version. |
| 10 | |
| 11 | This program is distributed in the hope that it will be useful, |
| 12 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 14 | GNU General Public License for more details. |
| 15 | |
| 16 | You should have received a copy of the GNU General Public License along |
| 17 | with this program; if not, write to the Free Software Foundation, |
| 18 | Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ |
| 19 | \f |
| 20 | #ifdef HAVE_CONFIG_H |
| 21 | #include <config.h> |
| 22 | #endif |
| 23 | |
| 24 | #ifdef _LIBC |
| 25 | # include <getopt.h> |
| 26 | #else |
| 27 | # include "getopt.h" |
| 28 | #endif |
| 29 | #include "getopt_int.h" |
| 30 | |
| 31 | #include <stdio.h> |
| 32 | |
| 33 | /* This needs to come after some library #include |
| 34 | to get __GNU_LIBRARY__ defined. */ |
| 35 | #ifdef __GNU_LIBRARY__ |
| 36 | #include <stdlib.h> |
| 37 | #endif |
| 38 | |
| 39 | #ifndef NULL |
| 40 | #define NULL 0 |
| 41 | #endif |
| 42 | |
| 43 | int |
| 44 | getopt_long (int argc, char *__getopt_argv_const *argv, const char *options, |
| 45 | const struct option *long_options, int *opt_index) |
| 46 | { |
| 47 | return _getopt_internal (argc, (char **) argv, options, long_options, |
| 48 | opt_index, 0, 0); |
| 49 | } |
| 50 | |
| 51 | int |
| 52 | _getopt_long_r (int argc, char **argv, const char *options, |
| 53 | const struct option *long_options, int *opt_index, |
| 54 | struct _getopt_data *d) |
| 55 | { |
| 56 | return _getopt_internal_r (argc, argv, options, long_options, opt_index, |
| 57 | 0, 0, d); |
| 58 | } |
| 59 | |
| 60 | /* Like getopt_long, but '-' as well as '--' can indicate a long option. |
| 61 | If an option that starts with '-' (not '--') doesn't match a long option, |
| 62 | but does match a short option, it is parsed as a short option |
| 63 | instead. */ |
| 64 | |
| 65 | int |
| 66 | getopt_long_only (int argc, char *__getopt_argv_const *argv, |
| 67 | const char *options, |
| 68 | const struct option *long_options, int *opt_index) |
| 69 | { |
| 70 | return _getopt_internal (argc, (char **) argv, options, long_options, |
| 71 | opt_index, 1, 0); |
| 72 | } |
| 73 | |
| 74 | int |
| 75 | _getopt_long_only_r (int argc, char **argv, const char *options, |
| 76 | const struct option *long_options, int *opt_index, |
| 77 | struct _getopt_data *d) |
| 78 | { |
| 79 | return _getopt_internal_r (argc, argv, options, long_options, opt_index, |
| 80 | 1, 0, d); |
| 81 | } |
| 82 | |
| 83 | \f |
| 84 | #ifdef TEST |
| 85 | |
| 86 | #include <stdio.h> |
| 87 | |
| 88 | int |
| 89 | main (int argc, char **argv) |
| 90 | { |
| 91 | int c; |
| 92 | int digit_optind = 0; |
| 93 | |
| 94 | while (1) |
| 95 | { |
| 96 | int this_option_optind = optind ? optind : 1; |
| 97 | int option_index = 0; |
| 98 | static struct option long_options[] = |
| 99 | { |
| 100 | {"add", 1, 0, 0}, |
| 101 | {"append", 0, 0, 0}, |
| 102 | {"delete", 1, 0, 0}, |
| 103 | {"verbose", 0, 0, 0}, |
| 104 | {"create", 0, 0, 0}, |
| 105 | {"file", 1, 0, 0}, |
| 106 | {0, 0, 0, 0} |
| 107 | }; |
| 108 | |
| 109 | c = getopt_long (argc, argv, "abc:d:0123456789", |
| 110 | long_options, &option_index); |
| 111 | if (c == -1) |
| 112 | break; |
| 113 | |
| 114 | switch (c) |
| 115 | { |
| 116 | case 0: |
| 117 | printf ("option %s", long_options[option_index].name); |
| 118 | if (optarg) |
| 119 | printf (" with arg %s", optarg); |
| 120 | printf ("\n"); |
| 121 | break; |
| 122 | |
| 123 | case '0': |
| 124 | case '1': |
| 125 | case '2': |
| 126 | case '3': |
| 127 | case '4': |
| 128 | case '5': |
| 129 | case '6': |
| 130 | case '7': |
| 131 | case '8': |
| 132 | case '9': |
| 133 | if (digit_optind != 0 && digit_optind != this_option_optind) |
| 134 | printf ("digits occur in two different argv-elements.\n"); |
| 135 | digit_optind = this_option_optind; |
| 136 | printf ("option %c\n", c); |
| 137 | break; |
| 138 | |
| 139 | case 'a': |
| 140 | printf ("option a\n"); |
| 141 | break; |
| 142 | |
| 143 | case 'b': |
| 144 | printf ("option b\n"); |
| 145 | break; |
| 146 | |
| 147 | case 'c': |
| 148 | printf ("option c with value `%s'\n", optarg); |
| 149 | break; |
| 150 | |
| 151 | case 'd': |
| 152 | printf ("option d with value `%s'\n", optarg); |
| 153 | break; |
| 154 | |
| 155 | case '?': |
| 156 | break; |
| 157 | |
| 158 | default: |
| 159 | printf ("?? getopt returned character code 0%o ??\n", c); |
| 160 | } |
| 161 | } |
| 162 | |
| 163 | if (optind < argc) |
| 164 | { |
| 165 | printf ("non-option ARGV-elements: "); |
| 166 | while (optind < argc) |
| 167 | printf ("%s ", argv[optind++]); |
| 168 | printf ("\n"); |
| 169 | } |
| 170 | |
| 171 | exit (0); |
| 172 | } |
| 173 | |
| 174 | #endif /* TEST */ |
| 175 | |
| 176 | /* arch-tag: 28a5c558-b0c0-4bff-b5bc-e2e20291d4b6 |
| 177 | (do not change this comment) */ |