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-rw-r--r--gl/getopt1.c179
1 files changed, 84 insertions, 95 deletions
diff --git a/gl/getopt1.c b/gl/getopt1.c
index 55a6b4ea..5a928062 100644
--- a/gl/getopt1.c
+++ b/gl/getopt1.c
@@ -1,56 +1,44 @@
1/* getopt_long and getopt_long_only entry points for GNU getopt. 1/* getopt_long and getopt_long_only entry points for GNU getopt.
2 Copyright (C) 1987-1994, 1996-1998, 2004, 2006, 2009-2013 Free Software 2 Copyright (C) 1987-2021 Free Software Foundation, Inc.
3 Foundation, Inc. 3 This file is part of the GNU C Library and is also part of gnulib.
4 This file is part of the GNU C Library. 4 Patches to this file should be submitted to both projects.
5 5
6 This program is free software: you can redistribute it and/or modify 6 The GNU C Library is free software; you can redistribute it and/or
7 it under the terms of the GNU General Public License as published by 7 modify it under the terms of the GNU Lesser General Public
8 the Free Software Foundation; either version 3 of the License, or 8 License as published by the Free Software Foundation; either
9 (at your option) any later version. 9 version 2.1 of the License, or (at your option) any later version.
10 10
11 This program is distributed in the hope that it will be useful, 11 The GNU C Library is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of 12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 GNU General Public License for more details. 14 Lesser General Public License for more details.
15 15
16 You should have received a copy of the GNU General Public License 16 You should have received a copy of the GNU Lesser General Public
17 along with this program. If not, see <http://www.gnu.org/licenses/>. */ 17 License along with the GNU C Library; if not, see
18 <https://www.gnu.org/licenses/>. */
18 19
19#ifdef _LIBC 20#ifndef _LIBC
20# include <getopt.h>
21#else
22# include <config.h> 21# include <config.h>
23# include "getopt.h"
24#endif 22#endif
25#include "getopt_int.h"
26
27#include <stdio.h>
28 23
29/* This needs to come after some library #include 24#include "getopt.h"
30 to get __GNU_LIBRARY__ defined. */ 25#include "getopt_int.h"
31#ifdef __GNU_LIBRARY__
32#include <stdlib.h>
33#endif
34
35#ifndef NULL
36#define NULL 0
37#endif
38 26
39int 27int
40getopt_long (int argc, char *__getopt_argv_const *argv, const char *options, 28getopt_long (int argc, char *__getopt_argv_const *argv, const char *options,
41 const struct option *long_options, int *opt_index) 29 const struct option *long_options, int *opt_index)
42{ 30{
43 return _getopt_internal (argc, (char **) argv, options, long_options, 31 return _getopt_internal (argc, (char **) argv, options, long_options,
44 opt_index, 0, 0); 32 opt_index, 0, 0);
45} 33}
46 34
47int 35int
48_getopt_long_r (int argc, char **argv, const char *options, 36_getopt_long_r (int argc, char **argv, const char *options,
49 const struct option *long_options, int *opt_index, 37 const struct option *long_options, int *opt_index,
50 struct _getopt_data *d) 38 struct _getopt_data *d)
51{ 39{
52 return _getopt_internal_r (argc, argv, options, long_options, opt_index, 40 return _getopt_internal_r (argc, argv, options, long_options, opt_index,
53 0, d, 0); 41 0, d, 0);
54} 42}
55 43
56/* Like getopt_long, but '-' as well as '--' can indicate a long option. 44/* Like getopt_long, but '-' as well as '--' can indicate a long option.
@@ -60,26 +48,27 @@ _getopt_long_r (int argc, char **argv, const char *options,
60 48
61int 49int
62getopt_long_only (int argc, char *__getopt_argv_const *argv, 50getopt_long_only (int argc, char *__getopt_argv_const *argv,
63 const char *options, 51 const char *options,
64 const struct option *long_options, int *opt_index) 52 const struct option *long_options, int *opt_index)
65{ 53{
66 return _getopt_internal (argc, (char **) argv, options, long_options, 54 return _getopt_internal (argc, (char **) argv, options, long_options,
67 opt_index, 1, 0); 55 opt_index, 1, 0);
68} 56}
69 57
70int 58int
71_getopt_long_only_r (int argc, char **argv, const char *options, 59_getopt_long_only_r (int argc, char **argv, const char *options,
72 const struct option *long_options, int *opt_index, 60 const struct option *long_options, int *opt_index,
73 struct _getopt_data *d) 61 struct _getopt_data *d)
74{ 62{
75 return _getopt_internal_r (argc, argv, options, long_options, opt_index, 63 return _getopt_internal_r (argc, argv, options, long_options, opt_index,
76 1, d, 0); 64 1, d, 0);
77} 65}
78 66
79 67
80#ifdef TEST 68#ifdef TEST
81 69
82#include <stdio.h> 70#include <stdio.h>
71#include <stdlib.h>
83 72
84int 73int
85main (int argc, char **argv) 74main (int argc, char **argv)
@@ -93,74 +82,74 @@ main (int argc, char **argv)
93 int option_index = 0; 82 int option_index = 0;
94 static const struct option long_options[] = 83 static const struct option long_options[] =
95 { 84 {
96 {"add", 1, 0, 0}, 85 {"add", 1, 0, 0},
97 {"append", 0, 0, 0}, 86 {"append", 0, 0, 0},
98 {"delete", 1, 0, 0}, 87 {"delete", 1, 0, 0},
99 {"verbose", 0, 0, 0}, 88 {"verbose", 0, 0, 0},
100 {"create", 0, 0, 0}, 89 {"create", 0, 0, 0},
101 {"file", 1, 0, 0}, 90 {"file", 1, 0, 0},
102 {0, 0, 0, 0} 91 {0, 0, 0, 0}
103 }; 92 };
104 93
105 c = getopt_long (argc, argv, "abc:d:0123456789", 94 c = getopt_long (argc, argv, "abc:d:0123456789",
106 long_options, &option_index); 95 long_options, &option_index);
107 if (c == -1) 96 if (c == -1)
108 break; 97 break;
109 98
110 switch (c) 99 switch (c)
111 { 100 {
112 case 0: 101 case 0:
113 printf ("option %s", long_options[option_index].name); 102 printf ("option %s", long_options[option_index].name);
114 if (optarg) 103 if (optarg)
115 printf (" with arg %s", optarg); 104 printf (" with arg %s", optarg);
116 printf ("\n"); 105 printf ("\n");
117 break; 106 break;
118 107
119 case '0': 108 case '0':
120 case '1': 109 case '1':
121 case '2': 110 case '2':
122 case '3': 111 case '3':
123 case '4': 112 case '4':
124 case '5': 113 case '5':
125 case '6': 114 case '6':
126 case '7': 115 case '7':
127 case '8': 116 case '8':
128 case '9': 117 case '9':
129 if (digit_optind != 0 && digit_optind != this_option_optind) 118 if (digit_optind != 0 && digit_optind != this_option_optind)
130 printf ("digits occur in two different argv-elements.\n"); 119 printf ("digits occur in two different argv-elements.\n");
131 digit_optind = this_option_optind; 120 digit_optind = this_option_optind;
132 printf ("option %c\n", c); 121 printf ("option %c\n", c);
133 break; 122 break;
134 123
135 case 'a': 124 case 'a':
136 printf ("option a\n"); 125 printf ("option a\n");
137 break; 126 break;
138 127
139 case 'b': 128 case 'b':
140 printf ("option b\n"); 129 printf ("option b\n");
141 break; 130 break;
142 131
143 case 'c': 132 case 'c':
144 printf ("option c with value '%s'\n", optarg); 133 printf ("option c with value '%s'\n", optarg);
145 break; 134 break;
146 135
147 case 'd': 136 case 'd':
148 printf ("option d with value '%s'\n", optarg); 137 printf ("option d with value '%s'\n", optarg);
149 break; 138 break;
150 139
151 case '?': 140 case '?':
152 break; 141 break;
153 142
154 default: 143 default:
155 printf ("?? getopt returned character code 0%o ??\n", c); 144 printf ("?? getopt returned character code 0%o ??\n", c);
156 } 145 }
157 } 146 }
158 147
159 if (optind < argc) 148 if (optind < argc)
160 { 149 {
161 printf ("non-option ARGV-elements: "); 150 printf ("non-option ARGV-elements: ");
162 while (optind < argc) 151 while (optind < argc)
163 printf ("%s ", argv[optind++]); 152 printf ("%s ", argv[optind++]);
164 printf ("\n"); 153 printf ("\n");
165 } 154 }
166 155