diff options
Diffstat (limited to 'gl/getopt1.c')
| -rw-r--r-- | gl/getopt1.c | 171 |
1 files changed, 171 insertions, 0 deletions
diff --git a/gl/getopt1.c b/gl/getopt1.c new file mode 100644 index 00000000..cc0746ea --- /dev/null +++ b/gl/getopt1.c | |||
| @@ -0,0 +1,171 @@ | |||
| 1 | /* getopt_long and getopt_long_only entry points for GNU getopt. | ||
| 2 | Copyright (C) 1987,88,89,90,91,92,93,94,96,97,98,2004,2006 | ||
| 3 | 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 2, 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 | |||
| 20 | #ifdef _LIBC | ||
| 21 | # include <getopt.h> | ||
| 22 | #else | ||
| 23 | # include <config.h> | ||
| 24 | # include "getopt.h" | ||
| 25 | #endif | ||
| 26 | #include "getopt_int.h" | ||
| 27 | |||
| 28 | #include <stdio.h> | ||
| 29 | |||
| 30 | /* This needs to come after some library #include | ||
| 31 | to get __GNU_LIBRARY__ defined. */ | ||
| 32 | #ifdef __GNU_LIBRARY__ | ||
| 33 | #include <stdlib.h> | ||
| 34 | #endif | ||
| 35 | |||
| 36 | #ifndef NULL | ||
| 37 | #define NULL 0 | ||
| 38 | #endif | ||
| 39 | |||
| 40 | int | ||
| 41 | getopt_long (int argc, char *__getopt_argv_const *argv, const char *options, | ||
| 42 | const struct option *long_options, int *opt_index) | ||
| 43 | { | ||
| 44 | return _getopt_internal (argc, (char **) argv, options, long_options, | ||
| 45 | opt_index, 0, 0); | ||
| 46 | } | ||
| 47 | |||
| 48 | int | ||
| 49 | _getopt_long_r (int argc, char **argv, const char *options, | ||
| 50 | const struct option *long_options, int *opt_index, | ||
| 51 | struct _getopt_data *d) | ||
| 52 | { | ||
| 53 | return _getopt_internal_r (argc, argv, options, long_options, opt_index, | ||
| 54 | 0, 0, d); | ||
| 55 | } | ||
| 56 | |||
| 57 | /* Like getopt_long, but '-' as well as '--' can indicate a long option. | ||
| 58 | If an option that starts with '-' (not '--') doesn't match a long option, | ||
| 59 | but does match a short option, it is parsed as a short option | ||
| 60 | instead. */ | ||
| 61 | |||
| 62 | int | ||
| 63 | getopt_long_only (int argc, char *__getopt_argv_const *argv, | ||
| 64 | const char *options, | ||
| 65 | const struct option *long_options, int *opt_index) | ||
| 66 | { | ||
| 67 | return _getopt_internal (argc, (char **) argv, options, long_options, | ||
| 68 | opt_index, 1, 0); | ||
| 69 | } | ||
| 70 | |||
| 71 | int | ||
| 72 | _getopt_long_only_r (int argc, char **argv, const char *options, | ||
| 73 | const struct option *long_options, int *opt_index, | ||
| 74 | struct _getopt_data *d) | ||
| 75 | { | ||
| 76 | return _getopt_internal_r (argc, argv, options, long_options, opt_index, | ||
| 77 | 1, 0, d); | ||
| 78 | } | ||
| 79 | |||
| 80 | |||
| 81 | #ifdef TEST | ||
| 82 | |||
| 83 | #include <stdio.h> | ||
| 84 | |||
| 85 | int | ||
| 86 | main (int argc, char **argv) | ||
| 87 | { | ||
| 88 | int c; | ||
| 89 | int digit_optind = 0; | ||
| 90 | |||
| 91 | while (1) | ||
| 92 | { | ||
| 93 | int this_option_optind = optind ? optind : 1; | ||
| 94 | int option_index = 0; | ||
| 95 | static struct option long_options[] = | ||
| 96 | { | ||
| 97 | {"add", 1, 0, 0}, | ||
| 98 | {"append", 0, 0, 0}, | ||
| 99 | {"delete", 1, 0, 0}, | ||
| 100 | {"verbose", 0, 0, 0}, | ||
| 101 | {"create", 0, 0, 0}, | ||
| 102 | {"file", 1, 0, 0}, | ||
| 103 | {0, 0, 0, 0} | ||
| 104 | }; | ||
| 105 | |||
| 106 | c = getopt_long (argc, argv, "abc:d:0123456789", | ||
| 107 | long_options, &option_index); | ||
| 108 | if (c == -1) | ||
| 109 | break; | ||
| 110 | |||
| 111 | switch (c) | ||
| 112 | { | ||
| 113 | case 0: | ||
| 114 | printf ("option %s", long_options[option_index].name); | ||
| 115 | if (optarg) | ||
| 116 | printf (" with arg %s", optarg); | ||
| 117 | printf ("\n"); | ||
| 118 | break; | ||
| 119 | |||
| 120 | case '0': | ||
| 121 | case '1': | ||
| 122 | case '2': | ||
| 123 | case '3': | ||
| 124 | case '4': | ||
| 125 | case '5': | ||
| 126 | case '6': | ||
| 127 | case '7': | ||
| 128 | case '8': | ||
| 129 | case '9': | ||
| 130 | if (digit_optind != 0 && digit_optind != this_option_optind) | ||
| 131 | printf ("digits occur in two different argv-elements.\n"); | ||
| 132 | digit_optind = this_option_optind; | ||
| 133 | printf ("option %c\n", c); | ||
| 134 | break; | ||
| 135 | |||
| 136 | case 'a': | ||
| 137 | printf ("option a\n"); | ||
| 138 | break; | ||
| 139 | |||
| 140 | case 'b': | ||
| 141 | printf ("option b\n"); | ||
| 142 | break; | ||
| 143 | |||
| 144 | case 'c': | ||
| 145 | printf ("option c with value `%s'\n", optarg); | ||
| 146 | break; | ||
| 147 | |||
| 148 | case 'd': | ||
| 149 | printf ("option d with value `%s'\n", optarg); | ||
| 150 | break; | ||
| 151 | |||
| 152 | case '?': | ||
| 153 | break; | ||
| 154 | |||
| 155 | default: | ||
| 156 | printf ("?? getopt returned character code 0%o ??\n", c); | ||
| 157 | } | ||
| 158 | } | ||
| 159 | |||
| 160 | if (optind < argc) | ||
| 161 | { | ||
| 162 | printf ("non-option ARGV-elements: "); | ||
| 163 | while (optind < argc) | ||
| 164 | printf ("%s ", argv[optind++]); | ||
| 165 | printf ("\n"); | ||
| 166 | } | ||
| 167 | |||
| 168 | exit (0); | ||
| 169 | } | ||
| 170 | |||
| 171 | #endif /* TEST */ | ||
