Fixes to build_w32.bat for building with MSVC 64bit.
[make.git] / getopt1.c
blob4cf8f813294264fa8a9e6032c82976cfc4ee0fe3
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, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 Free
4 Software Foundation, Inc.
6 NOTE: The canonical source of this file is maintained with the GNU C Library.
7 Bugs can be reported to bug-glibc@gnu.org.
9 GNU Make is free software; you can redistribute it and/or modify it under the
10 terms of the GNU General Public License as published by the Free Software
11 Foundation; either version 3 of the License, or (at your option) any later
12 version.
14 GNU Make is distributed in the hope that it will be useful, but WITHOUT ANY
15 WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
16 A PARTICULAR PURPOSE. See the GNU General Public License for more details.
18 You should have received a copy of the GNU General Public License along with
19 this program. If not, see <http://www.gnu.org/licenses/>. */
21 #ifdef HAVE_CONFIG_H
22 #include <config.h>
23 #endif
25 #include "getopt.h"
27 #if !defined __STDC__ || !__STDC__
28 /* This is a separate conditional since some stdc systems
29 reject `defined (const)'. */
30 #ifndef const
31 #define const
32 #endif
33 #endif
35 #include <stdio.h>
37 /* Comment out all this code if we are using the GNU C Library, and are not
38 actually compiling the library itself. This code is part of the GNU C
39 Library, but also included in many other GNU distributions. Compiling
40 and linking in this code is a waste when using the GNU C library
41 (especially if it is a shared library). Rather than having every GNU
42 program understand `configure --with-gnu-libc' and omit the object files,
43 it is simpler to just do this in the source for each such file. */
45 #define GETOPT_INTERFACE_VERSION 2
46 #if !defined _LIBC && defined __GLIBC__ && __GLIBC__ >= 2
47 #include <gnu-versions.h>
48 #if _GNU_GETOPT_INTERFACE_VERSION == GETOPT_INTERFACE_VERSION
49 #define ELIDE_CODE
50 #endif
51 #endif
53 #ifndef ELIDE_CODE
56 /* This needs to come after some library #include
57 to get __GNU_LIBRARY__ defined. */
58 #ifdef __GNU_LIBRARY__
59 #include <stdlib.h>
60 #endif
62 #ifndef NULL
63 #define NULL 0
64 #endif
66 int
67 getopt_long (int argc, char *const *argv, const char *options,
68 const struct option *long_options, int *opt_index)
70 return _getopt_internal (argc, argv, options, long_options, opt_index, 0);
73 /* Like getopt_long, but '-' as well as '--' can indicate a long option.
74 If an option that starts with '-' (not '--') doesn't match a long option,
75 but does match a short option, it is parsed as a short option
76 instead. */
78 int
79 getopt_long_only (int argc, char *const *argv, const char *options,
80 const struct option *long_options, int *opt_index)
82 return _getopt_internal (argc, argv, options, long_options, opt_index, 1);
86 #endif /* Not ELIDE_CODE. */
88 #ifdef TEST
90 #include <stdio.h>
92 int
93 main (int argc, char **argv)
95 int c;
96 int digit_optind = 0;
98 while (1)
100 int this_option_optind = optind ? optind : 1;
101 int option_index = 0;
102 static struct option long_options[] =
104 {"add", 1, 0, 0},
105 {"append", 0, 0, 0},
106 {"delete", 1, 0, 0},
107 {"verbose", 0, 0, 0},
108 {"create", 0, 0, 0},
109 {"file", 1, 0, 0},
110 {0, 0, 0, 0}
113 c = getopt_long (argc, argv, "abc:d:0123456789",
114 long_options, &option_index);
115 if (c == -1)
116 break;
118 switch (c)
120 case 0:
121 printf ("option %s", long_options[option_index].name);
122 if (optarg)
123 printf (" with arg %s", optarg);
124 printf ("\n");
125 break;
127 case '0':
128 case '1':
129 case '2':
130 case '3':
131 case '4':
132 case '5':
133 case '6':
134 case '7':
135 case '8':
136 case '9':
137 if (digit_optind != 0 && digit_optind != this_option_optind)
138 printf ("digits occur in two different argv-elements.\n");
139 digit_optind = this_option_optind;
140 printf ("option %c\n", c);
141 break;
143 case 'a':
144 printf ("option a\n");
145 break;
147 case 'b':
148 printf ("option b\n");
149 break;
151 case 'c':
152 printf ("option c with value `%s'\n", optarg);
153 break;
155 case 'd':
156 printf ("option d with value `%s'\n", optarg);
157 break;
159 case '?':
160 break;
162 default:
163 printf ("?? getopt returned character code 0%o ??\n", c);
167 if (optind < argc)
169 printf ("non-option ARGV-elements: ");
170 while (optind < argc)
171 printf ("%s ", argv[optind++]);
172 printf ("\n");
175 exit (0);
178 #endif /* TEST */