xref: /freebsd/contrib/ntp/sntp/libopts/genshell.h (revision aa1a8ff2d6dbc51ef058f46f3db5a8bb77967145)
1 /*   -*- buffer-read-only: t -*- vi: set ro:
2  *
3  *  DO NOT EDIT THIS FILE   (genshell.h)
4  *
5  *  It has been AutoGen-ed
6  *  From the definitions    genshell.def
7  *  and the template file   options
8  *
9  * Generated from AutoOpts 42:1:17 templates.
10  *
11  *  AutoOpts is a copyrighted work.  This header file is not encumbered
12  *  by AutoOpts licensing, but is provided under the licensing terms chosen
13  *  by the genshellopt author or copyright holder.  AutoOpts is
14  *  licensed under the terms of the LGPL.  The redistributable library
15  *  (``libopts'') is licensed under the terms of either the LGPL or, at the
16  *  users discretion, the BSD license.  See the AutoOpts and/or libopts sources
17  *  for details.
18  *
19  * The genshellopt program is copyrighted and licensed
20  * under the following terms:
21  *
22  *  Copyright (C) 1999-2018 Bruce Korb, all rights reserved.
23  *  This is free software. It is licensed for use, modification and
24  *  redistribution under the terms of the GNU Lesser General Public License,
25  *  version 2 or later <http://www.gnu.org/licenses/old-licenses/lgpl-2.0.html>
26  *
27  *  The genshellopt library is free software; you can redistribute it and/or
28  *  modify it under the terms of the GNU Library General Public License as
29  *  published by the Free Software Foundation; either version 2 of the
30  *  License, or (at your option) any later version.
31  *
32  *  This library is distributed in the hope that it will be useful, but
33  *  WITHOUT ANY WARRANTY; without even the implied warranty of
34  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
35  *  Library General Public License for more details.
36  *
37  *  You should have received a copy of the GNU Library General Public
38  *  License along with this library; if not, see
39  *  <http://www.gnu.org/licenses/old-licenses/lgpl-2.0.html>
40  */
41 /**
42  *  This file contains the programmatic interface to the Automated
43  *  Options generated for the genshellopt program.
44  *  These macros are documented in the AutoGen info file in the
45  *  "AutoOpts" chapter.  Please refer to that doc for usage help.
46  */
47 #ifndef AUTOOPTS_GENSHELL_H_GUARD
48 #define AUTOOPTS_GENSHELL_H_GUARD 1
49 #include <autoopts/options.h>
50 #include <stdarg.h>
51 #include <stdnoreturn.h>
52 
53 /**
54  *  Ensure that the library used for compiling this generated header is at
55  *  least as new as the version current when the header template was released
56  *  (not counting patch version increments).  Also ensure that the oldest
57  *  tolerable version is at least as old as what was current when the header
58  *  template was released.
59  */
60 #define AO_TEMPLATE_VERSION 172033
61 #if (AO_TEMPLATE_VERSION < OPTIONS_MINIMUM_VERSION) \
62  || (AO_TEMPLATE_VERSION > OPTIONS_STRUCT_VERSION)
63 # error option template version mismatches autoopts/options.h header
64   Choke Me.
65 #endif
66 
67 #if GCC_VERSION > 40400
68 #define NOT_REACHED __builtin_unreachable();
69 #else
70 #define NOT_REACHED
71 #endif
72 
73 /**
74  *  Enumeration of each option type for genshellopt
75  */
76 typedef enum {
77     INDEX_GENSHELL_OPT_SCRIPT      =  0,
78     INDEX_GENSHELL_OPT_SHELL       =  1,
79     INDEX_GENSHELL_OPT_VERSION     =  2,
80     INDEX_GENSHELL_OPT_HELP        =  3,
81     INDEX_GENSHELL_OPT_MORE_HELP   =  4
82 } teGenshell_OptIndex;
83 /** count of all options for genshellopt */
84 #define GENSHELL_OPTION_CT    5
85 /** genshellopt version */
86 #define GENSHELLOPT_VERSION       "1"
87 /** Full genshellopt version text */
88 #define GENSHELLOPT_FULL_VERSION  "genshellopt 1"
89 
90 /**
91  *  Interface defines for all options.  Replace "n" with the UPPER_CASED
92  *  option name (as in the teGenshell_OptIndex enumeration above).
93  *  e.g. HAVE_GENSHELL_OPT(SCRIPT)
94  */
95 #define GENSHELL_DESC(n) (genshelloptOptions.pOptDesc[INDEX_GENSHELL_OPT_## n])
96 /** 'true' if an option has been specified in any way */
97 #define     HAVE_GENSHELL_OPT(n) (! UNUSED_OPT(& GENSHELL_DESC(n)))
98 /** The string argument to an option. The argument type must be \"string\". */
99 #define      GENSHELL_OPT_ARG(n) (GENSHELL_DESC(n).optArg.argString)
100 /** Mask the option state revealing how an option was specified.
101  *  It will be one and only one of \a OPTST_SET, \a OPTST_PRESET,
102  * \a OPTST_DEFINED, \a OPTST_RESET or zero.
103  */
104 #define    STATE_GENSHELL_OPT(n) (GENSHELL_DESC(n).fOptState & OPTST_SET_MASK)
105 /** Count of option's occurrances *on the command line*. */
106 #define    COUNT_GENSHELL_OPT(n) (GENSHELL_DESC(n).optOccCt)
107 /** mask of \a OPTST_SET and \a OPTST_DEFINED. */
108 #define    ISSEL_GENSHELL_OPT(n) (SELECTED_OPT(&GENSHELL_DESC(n)))
109 /** 'true' if \a HAVE_OPT would yield 'false'. */
110 #define ISUNUSED_GENSHELL_OPT(n) (UNUSED_OPT(& GENSHELL_DESC(n)))
111 /** 'true' if OPTST_DISABLED bit not set. */
112 #define  ENABLED_GENSHELL_OPT(n) (! DISABLED_OPT(& GENSHELL_DESC(n)))
113 /** number of stacked option arguments.
114  *  Valid only for stacked option arguments. */
115 #define  STACKCT_GENSHELL_OPT(n) (((tArgList*)(GENSHELL_DESC(n).optCookie))->useCt)
116 /** stacked argument vector.
117  *  Valid only for stacked option arguments. */
118 #define STACKLST_GENSHELL_OPT(n) (((tArgList*)(GENSHELL_DESC(n).optCookie))->apzArgs)
119 /** Reset an option. */
120 #define    CLEAR_GENSHELL_OPT(n) STMTS( \
121                 GENSHELL_DESC(n).fOptState &= OPTST_PERSISTENT_MASK;   \
122                 if ((GENSHELL_DESC(n).fOptState & OPTST_INITENABLED) == 0) \
123                     GENSHELL_DESC(n).fOptState |= OPTST_DISABLED; \
124                 GENSHELL_DESC(n).optCookie = NULL )
125 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
126 /**
127  *  Enumeration of genshellopt exit codes
128  */
129 typedef enum {
130     GENSHELLOPT_EXIT_SUCCESS         = 0,
131     GENSHELLOPT_EXIT_FAILURE         = 1,
132     GENSHELLOPT_EXIT_USAGE_ERROR     = 64,
133     GENSHELLOPT_EXIT_LIBOPTS_FAILURE = 70
134 }   genshellopt_exit_code_t;
135 /**
136  *  Interface defines for specific options.
137  * @{
138  */
139 #define VALUE_GENSHELL_OPT_SCRIPT 'o'
140 #define VALUE_GENSHELL_OPT_SHELL 's'
141 /** option flag (value) for help-value option */
142 #define VALUE_GENSHELL_OPT_HELP '?'
143 /** option flag (value) for more-help-value option */
144 #define VALUE_GENSHELL_OPT_MORE_HELP '!'
145 /** option flag (value) for version-value option */
146 #define VALUE_GENSHELL_OPT_VERSION 'v'
147 /*
148  *  Interface defines not associated with particular options
149  */
150 #define ERRSKIP_GENSHELL_OPTERR  STMTS(genshelloptOptions.fOptSet &= ~OPTPROC_ERRSTOP)
151 #define ERRSTOP_GENSHELL_OPTERR  STMTS(genshelloptOptions.fOptSet |= OPTPROC_ERRSTOP)
152 #define RESTART_GENSHELL_OPT(n)  STMTS( \
153                 genshelloptOptions.curOptIdx = (n); \
154                 genshelloptOptions.pzCurOpt  = NULL )
155 #define START_GENSHELL_OPT       RESTART_GENSHELL_OPT(1)
156 #define GENSHELL_USAGE(c)        (*genshelloptOptions.pUsageProc)(&genshelloptOptions, c)
157 
158 #ifdef  __cplusplus
159 extern "C" {
160 #endif
161 /*
162  *  global exported definitions
163  */
164 #define ch_t  unsigned char
165 #define cc_t  const unsigned char
166 #define cch_t char const
167 
168 
169 /* * * * * *
170  *
171  *  Declare the genshellopt option descriptor.
172  */
173 extern tOptions genshelloptOptions;
174 
175 #if defined(ENABLE_NLS)
176 # ifndef _
177 #   include <stdio.h>
178 #   ifndef HAVE_GETTEXT
179       extern char * gettext(char const *);
180 #   else
181 #     include <libintl.h>
182 #   endif
183 
184 # ifndef ATTRIBUTE_FORMAT_ARG
185 #   define ATTRIBUTE_FORMAT_ARG(_a)
186 # endif
187 
188 static inline char* aoGetsText(char const* pz) ATTRIBUTE_FORMAT_ARG(1);
189 static inline char* aoGetsText(char const* pz) {
190     if (pz == NULL) return NULL;
191     return (char*)gettext(pz);
192 }
193 #   define _(s)  aoGetsText(s)
194 # endif /* _() */
195 
196 # define OPT_NO_XLAT_CFG_NAMES  STMTS(genshelloptOptions.fOptSet |= \
197                                     OPTPROC_NXLAT_OPT_CFG;)
198 # define OPT_NO_XLAT_OPT_NAMES  STMTS(genshelloptOptions.fOptSet |= \
199                                     OPTPROC_NXLAT_OPT|OPTPROC_NXLAT_OPT_CFG;)
200 
201 # define OPT_XLAT_CFG_NAMES     STMTS(genshelloptOptions.fOptSet &= \
202                                   ~(OPTPROC_NXLAT_OPT|OPTPROC_NXLAT_OPT_CFG);)
203 # define OPT_XLAT_OPT_NAMES     STMTS(genshelloptOptions.fOptSet &= \
204                                   ~OPTPROC_NXLAT_OPT;)
205 
206 #else   /* ENABLE_NLS */
207 # define OPT_NO_XLAT_CFG_NAMES
208 # define OPT_NO_XLAT_OPT_NAMES
209 
210 # define OPT_XLAT_CFG_NAMES
211 # define OPT_XLAT_OPT_NAMES
212 
213 # ifndef _
214 #   define _(_s)  _s
215 # endif
216 #endif  /* ENABLE_NLS */
217 
218 
219 #ifdef  __cplusplus
220 }
221 #endif
222 #endif /* AUTOOPTS_GENSHELL_H_GUARD */
223 
224 /* genshell.h ends here */
225