xref: /netbsd-src/external/bsd/ntp/dist/sntp/libopts/genshell.h (revision 8e33eff89e26cf71871ead62f0d5063e1313c33a)
1 /*	$NetBSD: genshell.h,v 1.6 2024/08/18 20:47:24 christos Exp $	*/
2 
3 /*   -*- buffer-read-only: t -*- vi: set ro:
4  *
5  *  DO NOT EDIT THIS FILE   (genshell.h)
6  *
7  *  It has been AutoGen-ed
8  *  From the definitions    genshell.def
9  *  and the template file   options
10  *
11  * Generated from AutoOpts 42:1:17 templates.
12  *
13  *  AutoOpts is a copyrighted work.  This header file is not encumbered
14  *  by AutoOpts licensing, but is provided under the licensing terms chosen
15  *  by the genshellopt author or copyright holder.  AutoOpts is
16  *  licensed under the terms of the LGPL.  The redistributable library
17  *  (``libopts'') is licensed under the terms of either the LGPL or, at the
18  *  users discretion, the BSD license.  See the AutoOpts and/or libopts sources
19  *  for details.
20  *
21  * The genshellopt program is copyrighted and licensed
22  * under the following terms:
23  *
24  *  Copyright (C) 1999-2018 Bruce Korb, all rights reserved.
25  *  This is free software. It is licensed for use, modification and
26  *  redistribution under the terms of the GNU Lesser General Public License,
27  *  version 2 or later <http://www.gnu.org/licenses/old-licenses/lgpl-2.0.html>
28  *
29  *  The genshellopt library is free software; you can redistribute it and/or
30  *  modify it under the terms of the GNU Library General Public License as
31  *  published by the Free Software Foundation; either version 2 of the
32  *  License, or (at your option) any later version.
33  *
34  *  This library is distributed in the hope that it will be useful, but
35  *  WITHOUT ANY WARRANTY; without even the implied warranty of
36  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
37  *  Library General Public License for more details.
38  *
39  *  You should have received a copy of the GNU Library General Public
40  *  License along with this library; if not, see
41  *  <http://www.gnu.org/licenses/old-licenses/lgpl-2.0.html>
42  */
43 /**
44  *  This file contains the programmatic interface to the Automated
45  *  Options generated for the genshellopt program.
46  *  These macros are documented in the AutoGen info file in the
47  *  "AutoOpts" chapter.  Please refer to that doc for usage help.
48  */
49 #ifndef AUTOOPTS_GENSHELL_H_GUARD
50 #define AUTOOPTS_GENSHELL_H_GUARD 1
51 #include <autoopts/options.h>
52 #include <stdarg.h>
53 #include <stdnoreturn.h>
54 
55 /**
56  *  Ensure that the library used for compiling this generated header is at
57  *  least as new as the version current when the header template was released
58  *  (not counting patch version increments).  Also ensure that the oldest
59  *  tolerable version is at least as old as what was current when the header
60  *  template was released.
61  */
62 #define AO_TEMPLATE_VERSION 172033
63 #if (AO_TEMPLATE_VERSION < OPTIONS_MINIMUM_VERSION) \
64  || (AO_TEMPLATE_VERSION > OPTIONS_STRUCT_VERSION)
65 # error option template version mismatches autoopts/options.h header
66   Choke Me.
67 #endif
68 
69 #if GCC_VERSION > 40400
70 #define NOT_REACHED __builtin_unreachable();
71 #else
72 #define NOT_REACHED
73 #endif
74 
75 /**
76  *  Enumeration of each option type for genshellopt
77  */
78 typedef enum {
79     INDEX_GENSHELL_OPT_SCRIPT      =  0,
80     INDEX_GENSHELL_OPT_SHELL       =  1,
81     INDEX_GENSHELL_OPT_VERSION     =  2,
82     INDEX_GENSHELL_OPT_HELP        =  3,
83     INDEX_GENSHELL_OPT_MORE_HELP   =  4
84 } teGenshell_OptIndex;
85 /** count of all options for genshellopt */
86 #define GENSHELL_OPTION_CT    5
87 /** genshellopt version */
88 #define GENSHELLOPT_VERSION       "1"
89 /** Full genshellopt version text */
90 #define GENSHELLOPT_FULL_VERSION  "genshellopt 1"
91 
92 /**
93  *  Interface defines for all options.  Replace "n" with the UPPER_CASED
94  *  option name (as in the teGenshell_OptIndex enumeration above).
95  *  e.g. HAVE_GENSHELL_OPT(SCRIPT)
96  */
97 #define GENSHELL_DESC(n) (genshelloptOptions.pOptDesc[INDEX_GENSHELL_OPT_## n])
98 /** 'true' if an option has been specified in any way */
99 #define     HAVE_GENSHELL_OPT(n) (! UNUSED_OPT(& GENSHELL_DESC(n)))
100 /** The string argument to an option. The argument type must be \"string\". */
101 #define      GENSHELL_OPT_ARG(n) (GENSHELL_DESC(n).optArg.argString)
102 /** Mask the option state revealing how an option was specified.
103  *  It will be one and only one of \a OPTST_SET, \a OPTST_PRESET,
104  * \a OPTST_DEFINED, \a OPTST_RESET or zero.
105  */
106 #define    STATE_GENSHELL_OPT(n) (GENSHELL_DESC(n).fOptState & OPTST_SET_MASK)
107 /** Count of option's occurrances *on the command line*. */
108 #define    COUNT_GENSHELL_OPT(n) (GENSHELL_DESC(n).optOccCt)
109 /** mask of \a OPTST_SET and \a OPTST_DEFINED. */
110 #define    ISSEL_GENSHELL_OPT(n) (SELECTED_OPT(&GENSHELL_DESC(n)))
111 /** 'true' if \a HAVE_OPT would yield 'false'. */
112 #define ISUNUSED_GENSHELL_OPT(n) (UNUSED_OPT(& GENSHELL_DESC(n)))
113 /** 'true' if OPTST_DISABLED bit not set. */
114 #define  ENABLED_GENSHELL_OPT(n) (! DISABLED_OPT(& GENSHELL_DESC(n)))
115 /** number of stacked option arguments.
116  *  Valid only for stacked option arguments. */
117 #define  STACKCT_GENSHELL_OPT(n) (((tArgList*)(GENSHELL_DESC(n).optCookie))->useCt)
118 /** stacked argument vector.
119  *  Valid only for stacked option arguments. */
120 #define STACKLST_GENSHELL_OPT(n) (((tArgList*)(GENSHELL_DESC(n).optCookie))->apzArgs)
121 /** Reset an option. */
122 #define    CLEAR_GENSHELL_OPT(n) STMTS( \
123                 GENSHELL_DESC(n).fOptState &= OPTST_PERSISTENT_MASK;   \
124                 if ((GENSHELL_DESC(n).fOptState & OPTST_INITENABLED) == 0) \
125                     GENSHELL_DESC(n).fOptState |= OPTST_DISABLED; \
126                 GENSHELL_DESC(n).optCookie = NULL )
127 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
128 /**
129  *  Enumeration of genshellopt exit codes
130  */
131 typedef enum {
132     GENSHELLOPT_EXIT_SUCCESS         = 0,
133     GENSHELLOPT_EXIT_FAILURE         = 1,
134     GENSHELLOPT_EXIT_USAGE_ERROR     = 64,
135     GENSHELLOPT_EXIT_LIBOPTS_FAILURE = 70
136 }   genshellopt_exit_code_t;
137 /**
138  *  Interface defines for specific options.
139  * @{
140  */
141 #define VALUE_GENSHELL_OPT_SCRIPT 'o'
142 #define VALUE_GENSHELL_OPT_SHELL 's'
143 /** option flag (value) for help-value option */
144 #define VALUE_GENSHELL_OPT_HELP '?'
145 /** option flag (value) for more-help-value option */
146 #define VALUE_GENSHELL_OPT_MORE_HELP '!'
147 /** option flag (value) for version-value option */
148 #define VALUE_GENSHELL_OPT_VERSION 'v'
149 /*
150  *  Interface defines not associated with particular options
151  */
152 #define ERRSKIP_GENSHELL_OPTERR  STMTS(genshelloptOptions.fOptSet &= ~OPTPROC_ERRSTOP)
153 #define ERRSTOP_GENSHELL_OPTERR  STMTS(genshelloptOptions.fOptSet |= OPTPROC_ERRSTOP)
154 #define RESTART_GENSHELL_OPT(n)  STMTS( \
155                 genshelloptOptions.curOptIdx = (n); \
156                 genshelloptOptions.pzCurOpt  = NULL )
157 #define START_GENSHELL_OPT       RESTART_GENSHELL_OPT(1)
158 #define GENSHELL_USAGE(c)        (*genshelloptOptions.pUsageProc)(&genshelloptOptions, c)
159 
160 #ifdef  __cplusplus
161 extern "C" {
162 #endif
163 /*
164  *  global exported definitions
165  */
166 #define ch_t  unsigned char
167 #define cc_t  const unsigned char
168 #define cch_t char const
169 
170 
171 /* * * * * *
172  *
173  *  Declare the genshellopt option descriptor.
174  */
175 extern tOptions genshelloptOptions;
176 
177 #if defined(ENABLE_NLS)
178 # ifndef _
179 #   include <stdio.h>
180 #   ifndef HAVE_GETTEXT
181       extern char * gettext(char const *);
182 #   else
183 #     include <libintl.h>
184 #   endif
185 
186 # ifndef ATTRIBUTE_FORMAT_ARG
187 #   define ATTRIBUTE_FORMAT_ARG(_a)
188 # endif
189 
190 static inline char* aoGetsText(char const* pz) ATTRIBUTE_FORMAT_ARG(1);
191 static inline char* aoGetsText(char const* pz) {
192     if (pz == NULL) return NULL;
193     return (char*)gettext(pz);
194 }
195 #   define _(s)  aoGetsText(s)
196 # endif /* _() */
197 
198 # define OPT_NO_XLAT_CFG_NAMES  STMTS(genshelloptOptions.fOptSet |= \
199                                     OPTPROC_NXLAT_OPT_CFG;)
200 # define OPT_NO_XLAT_OPT_NAMES  STMTS(genshelloptOptions.fOptSet |= \
201                                     OPTPROC_NXLAT_OPT|OPTPROC_NXLAT_OPT_CFG;)
202 
203 # define OPT_XLAT_CFG_NAMES     STMTS(genshelloptOptions.fOptSet &= \
204                                   ~(OPTPROC_NXLAT_OPT|OPTPROC_NXLAT_OPT_CFG);)
205 # define OPT_XLAT_OPT_NAMES     STMTS(genshelloptOptions.fOptSet &= \
206                                   ~OPTPROC_NXLAT_OPT;)
207 
208 #else   /* ENABLE_NLS */
209 # define OPT_NO_XLAT_CFG_NAMES
210 # define OPT_NO_XLAT_OPT_NAMES
211 
212 # define OPT_XLAT_CFG_NAMES
213 # define OPT_XLAT_OPT_NAMES
214 
215 # ifndef _
216 #   define _(_s)  _s
217 # endif
218 #endif  /* ENABLE_NLS */
219 
220 
221 #ifdef  __cplusplus
222 }
223 #endif
224 #endif /* AUTOOPTS_GENSHELL_H_GUARD */
225 
226 /* genshell.h ends here */
227