diff options
author | Ton Voon <tonvoon@users.sourceforge.net> | 2007-01-24 22:47:25 +0000 |
---|---|---|
committer | Ton Voon <tonvoon@users.sourceforge.net> | 2007-01-24 22:47:25 +0000 |
commit | fe856aa957978504137c1d425815d4ed8a22be40 (patch) | |
tree | a5bb46ce0e64b2056f75700eadbf27aba7c39418 /lib/getopt_.h | |
parent | 210f39bc84cfbb21cd72dc054e43f13815ee0616 (diff) | |
download | monitoring-plugins-fe856aa957978504137c1d425815d4ed8a22be40.tar.gz |
Sync with gnulib - lots of extraneous code removed in preference to GNU code
git-svn-id: https://nagiosplug.svn.sourceforge.net/svnroot/nagiosplug/nagiosplug/trunk@1580 f882894a-f735-0410-b71e-b25c423dba1c
Diffstat (limited to 'lib/getopt_.h')
-rw-r--r-- | lib/getopt_.h | 225 |
1 files changed, 0 insertions, 225 deletions
diff --git a/lib/getopt_.h b/lib/getopt_.h deleted file mode 100644 index 3c406e53..00000000 --- a/lib/getopt_.h +++ /dev/null | |||
@@ -1,225 +0,0 @@ | |||
1 | /* Declarations for getopt. | ||
2 | Copyright (C) 1989-1994,1996-1999,2001,2003,2004,2005 | ||
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 | #ifndef _GETOPT_H | ||
21 | |||
22 | #ifndef __need_getopt | ||
23 | # define _GETOPT_H 1 | ||
24 | #endif | ||
25 | |||
26 | /* Standalone applications should #define __GETOPT_PREFIX to an | ||
27 | identifier that prefixes the external functions and variables | ||
28 | defined in this header. When this happens, include the | ||
29 | headers that might declare getopt so that they will not cause | ||
30 | confusion if included after this file. Then systematically rename | ||
31 | identifiers so that they do not collide with the system functions | ||
32 | and variables. Renaming avoids problems with some compilers and | ||
33 | linkers. */ | ||
34 | #if defined __GETOPT_PREFIX && !defined __need_getopt | ||
35 | # include <stdlib.h> | ||
36 | # include <stdio.h> | ||
37 | # include <unistd.h> | ||
38 | # undef __need_getopt | ||
39 | # undef getopt | ||
40 | # undef getopt_long | ||
41 | # undef getopt_long_only | ||
42 | # undef optarg | ||
43 | # undef opterr | ||
44 | # undef optind | ||
45 | # undef optopt | ||
46 | # define __GETOPT_CONCAT(x, y) x ## y | ||
47 | # define __GETOPT_XCONCAT(x, y) __GETOPT_CONCAT (x, y) | ||
48 | # define __GETOPT_ID(y) __GETOPT_XCONCAT (__GETOPT_PREFIX, y) | ||
49 | # define getopt __GETOPT_ID (getopt) | ||
50 | # define getopt_long __GETOPT_ID (getopt_long) | ||
51 | # define getopt_long_only __GETOPT_ID (getopt_long_only) | ||
52 | # define optarg __GETOPT_ID (optarg) | ||
53 | # define opterr __GETOPT_ID (opterr) | ||
54 | # define optind __GETOPT_ID (optind) | ||
55 | # define optopt __GETOPT_ID (optopt) | ||
56 | #endif | ||
57 | |||
58 | /* Standalone applications get correct prototypes for getopt_long and | ||
59 | getopt_long_only; they declare "char **argv". libc uses prototypes | ||
60 | with "char *const *argv" that are incorrect because getopt_long and | ||
61 | getopt_long_only can permute argv; this is required for backward | ||
62 | compatibility (e.g., for LSB 2.0.1). | ||
63 | |||
64 | This used to be `#if defined __GETOPT_PREFIX && !defined __need_getopt', | ||
65 | but it caused redefinition warnings if both unistd.h and getopt.h were | ||
66 | included, since unistd.h includes getopt.h having previously defined | ||
67 | __need_getopt. | ||
68 | |||
69 | The only place where __getopt_argv_const is used is in definitions | ||
70 | of getopt_long and getopt_long_only below, but these are visible | ||
71 | only if __need_getopt is not defined, so it is quite safe to rewrite | ||
72 | the conditional as follows: | ||
73 | */ | ||
74 | #if !defined __need_getopt | ||
75 | # if defined __GETOPT_PREFIX | ||
76 | # define __getopt_argv_const /* empty */ | ||
77 | # else | ||
78 | # define __getopt_argv_const const | ||
79 | # endif | ||
80 | #endif | ||
81 | |||
82 | /* If __GNU_LIBRARY__ is not already defined, either we are being used | ||
83 | standalone, or this is the first header included in the source file. | ||
84 | If we are being used with glibc, we need to include <features.h>, but | ||
85 | that does not exist if we are standalone. So: if __GNU_LIBRARY__ is | ||
86 | not defined, include <ctype.h>, which will pull in <features.h> for us | ||
87 | if it's from glibc. (Why ctype.h? It's guaranteed to exist and it | ||
88 | doesn't flood the namespace with stuff the way some other headers do.) */ | ||
89 | #if !defined __GNU_LIBRARY__ | ||
90 | # include <ctype.h> | ||
91 | #endif | ||
92 | |||
93 | #ifndef __THROW | ||
94 | # ifndef __GNUC_PREREQ | ||
95 | # define __GNUC_PREREQ(maj, min) (0) | ||
96 | # endif | ||
97 | # if defined __cplusplus && __GNUC_PREREQ (2,8) | ||
98 | # define __THROW throw () | ||
99 | # else | ||
100 | # define __THROW | ||
101 | # endif | ||
102 | #endif | ||
103 | |||
104 | #ifdef __cplusplus | ||
105 | extern "C" { | ||
106 | #endif | ||
107 | |||
108 | /* For communication from `getopt' to the caller. | ||
109 | When `getopt' finds an option that takes an argument, | ||
110 | the argument value is returned here. | ||
111 | Also, when `ordering' is RETURN_IN_ORDER, | ||
112 | each non-option ARGV-element is returned here. */ | ||
113 | |||
114 | extern char *optarg; | ||
115 | |||
116 | /* Index in ARGV of the next element to be scanned. | ||
117 | This is used for communication to and from the caller | ||
118 | and for communication between successive calls to `getopt'. | ||
119 | |||
120 | On entry to `getopt', zero means this is the first call; initialize. | ||
121 | |||
122 | When `getopt' returns -1, this is the index of the first of the | ||
123 | non-option elements that the caller should itself scan. | ||
124 | |||
125 | Otherwise, `optind' communicates from one call to the next | ||
126 | how much of ARGV has been scanned so far. */ | ||
127 | |||
128 | extern int optind; | ||
129 | |||
130 | /* Callers store zero here to inhibit the error message `getopt' prints | ||
131 | for unrecognized options. */ | ||
132 | |||
133 | extern int opterr; | ||
134 | |||
135 | /* Set to an option character which was unrecognized. */ | ||
136 | |||
137 | extern int optopt; | ||
138 | |||
139 | #ifndef __need_getopt | ||
140 | /* Describe the long-named options requested by the application. | ||
141 | The LONG_OPTIONS argument to getopt_long or getopt_long_only is a vector | ||
142 | of `struct option' terminated by an element containing a name which is | ||
143 | zero. | ||
144 | |||
145 | The field `has_arg' is: | ||
146 | no_argument (or 0) if the option does not take an argument, | ||
147 | required_argument (or 1) if the option requires an argument, | ||
148 | optional_argument (or 2) if the option takes an optional argument. | ||
149 | |||
150 | If the field `flag' is not NULL, it points to a variable that is set | ||
151 | to the value given in the field `val' when the option is found, but | ||
152 | left unchanged if the option is not found. | ||
153 | |||
154 | To have a long-named option do something other than set an `int' to | ||
155 | a compiled-in constant, such as set a value from `optarg', set the | ||
156 | option's `flag' field to zero and its `val' field to a nonzero | ||
157 | value (the equivalent single-letter option character, if there is | ||
158 | one). For long options that have a zero `flag' field, `getopt' | ||
159 | returns the contents of the `val' field. */ | ||
160 | |||
161 | struct option | ||
162 | { | ||
163 | const char *name; | ||
164 | /* has_arg can't be an enum because some compilers complain about | ||
165 | type mismatches in all the code that assumes it is an int. */ | ||
166 | int has_arg; | ||
167 | int *flag; | ||
168 | int val; | ||
169 | }; | ||
170 | |||
171 | /* Names for the values of the `has_arg' field of `struct option'. */ | ||
172 | |||
173 | # define no_argument 0 | ||
174 | # define required_argument 1 | ||
175 | # define optional_argument 2 | ||
176 | #endif /* need getopt */ | ||
177 | |||
178 | |||
179 | /* Get definitions and prototypes for functions to process the | ||
180 | arguments in ARGV (ARGC of them, minus the program name) for | ||
181 | options given in OPTS. | ||
182 | |||
183 | Return the option character from OPTS just read. Return -1 when | ||
184 | there are no more options. For unrecognized options, or options | ||
185 | missing arguments, `optopt' is set to the option letter, and '?' is | ||
186 | returned. | ||
187 | |||
188 | The OPTS string is a list of characters which are recognized option | ||
189 | letters, optionally followed by colons, specifying that that letter | ||
190 | takes an argument, to be placed in `optarg'. | ||
191 | |||
192 | If a letter in OPTS is followed by two colons, its argument is | ||
193 | optional. This behavior is specific to the GNU `getopt'. | ||
194 | |||
195 | The argument `--' causes premature termination of argument | ||
196 | scanning, explicitly telling `getopt' that there are no more | ||
197 | options. | ||
198 | |||
199 | If OPTS begins with `--', then non-option arguments are treated as | ||
200 | arguments to the option '\0'. This behavior is specific to the GNU | ||
201 | `getopt'. */ | ||
202 | |||
203 | extern int getopt (int ___argc, char *const *___argv, const char *__shortopts) | ||
204 | __THROW; | ||
205 | |||
206 | #ifndef __need_getopt | ||
207 | extern int getopt_long (int ___argc, char *__getopt_argv_const *___argv, | ||
208 | const char *__shortopts, | ||
209 | const struct option *__longopts, int *__longind) | ||
210 | __THROW; | ||
211 | extern int getopt_long_only (int ___argc, char *__getopt_argv_const *___argv, | ||
212 | const char *__shortopts, | ||
213 | const struct option *__longopts, int *__longind) | ||
214 | __THROW; | ||
215 | |||
216 | #endif | ||
217 | |||
218 | #ifdef __cplusplus | ||
219 | } | ||
220 | #endif | ||
221 | |||
222 | /* Make sure we later can get all the definitions and declarations. */ | ||
223 | #undef __need_getopt | ||
224 | |||
225 | #endif /* getopt.h */ | ||