cde/programs/dtksh/ksh93/src/lib/libast/include/option.h

   1 /*
   2  * CDE - Common Desktop Environment
   3  *
   4  * Copyright (c) 1993-2012, The Open Group. All rights reserved.
   5  *
   6  * These libraries and programs are free software; you can
   7  * redistribute them and/or modify them under the terms of the GNU
   8  * Lesser General Public License as published by the Free Software
   9  * Foundation; either version 2 of the License, or (at your option)
  10  * any later version.
  11  *
  12  * These libraries and programs are distributed in the hope that
  13  * they will be useful, but WITHOUT ANY WARRANTY; without even the
  14  * implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
  15  * PURPOSE. See the GNU Lesser General Public License for more
  16  * details.
  17  *
  18  * You should have received a copy of the GNU Lesser General Public
  19  * License along with these libraries and programs; if not, write
  20  * to the Free Software Foundation, Inc., 51 Franklin Street, Fifth
  21  * Floor, Boston, MA 02110-1301 USA
  22  */
  23 /* $XConsortium: option.h /main/3 1995/11/01 17:38:26 rswiston $ */
  24 /***************************************************************
  25 *                                                              *
  26 *                      AT&T - PROPRIETARY                      *
  27 *                                                              *
  28 *         THIS IS PROPRIETARY SOURCE CODE LICENSED BY          *
  29 *                          AT&T CORP.                          *
  30 *                                                              *
  31 *                Copyright (c) 1995 AT&T Corp.                 *
  32 *                     All Rights Reserved                      *
  33 *                                                              *
  34 *           This software is licensed by AT&T Corp.            *
  35 *       under the terms and conditions of the license in       *
  36 *       http://www.research.att.com/orgs/ssr/book/reuse        *
  37 *                                                              *
  38 *               This software was created by the               *
  39 *           Software Engineering Research Department           *
  40 *                    AT&T Bell Laboratories                    *
  41 *                                                              *
  42 *               For further information contact                *
  43 *                     gsf@research.att.com                     *
  44 *                                                              *
  45 ***************************************************************/
  46
  47 /* : : generated by proto : : */
  48
  49 /*
  50  * Glenn Fowler
  51  * AT&T Bell Laboratories
  52  *
  53  * command line option parse assist definitions
  54  */
  55
  56 #ifndef _OPTION_H
  57 #if !defined(__PROTO__)
  58 #if defined(__STDC__) || defined(__cplusplus) || defined(_proto) || defined(c_plusplus)
  59 #if defined(__cplusplus)
  60 #define __MANGLE__      "C"
  61 #else
  62 #define __MANGLE__
  63 #endif
  64 #define __STDARG__
  65 #define __PROTO__(x)    x
  66 #define __OTORP__(x)
  67 #define __PARAM__(n,o)  n
  68 #if !defined(__STDC__) && !defined(__cplusplus)
  69 #if !defined(c_plusplus)
  70 #define const
  71 #endif
  72 #define signed
  73 #define void            int
  74 #define volatile
  75 #define __V_            char
  76 #else
  77 #define __V_            void
  78 #endif
  79 #else
  80 #define __PROTO__(x)    ()
  81 #define __OTORP__(x)    x
  82 #define __PARAM__(n,o)  o
  83 #define __MANGLE__
  84 #define __V_            char
  85 #define const
  86 #define signed
  87 #define void            int
  88 #define volatile
  89 #endif
  90 #if defined(__cplusplus) || defined(c_plusplus)
  91 #define __VARARG__      ...
  92 #else
  93 #define __VARARG__
  94 #endif
  95 #if defined(__STDARG__)
  96 #define __VA_START__(p,a)       va_start(p,a)
  97 #else
  98 #define __VA_START__(p,a)       va_start(p)
  99 #endif
 100 #endif
 101
 102 #define _OPTION_H
 103
 104 #if _DLL_INDIRECT_DATA && !_DLL
 105 #define opt_info        (*_opt_info_)
 106 #else
 107 #define opt_info        _opt_info_
 108 #endif
 109
 110 /*
 111  * obsolete interface mappings
 112  */
 113
 114 #define opt_again       opt_info.again
 115 #define opt_arg         opt_info.arg
 116 #define opt_argv        opt_info.argv
 117 #define opt_char        opt_info.offset
 118 #define opt_index       opt_info.index
 119 #define opt_msg         opt_info.msg
 120 #define opt_num         opt_info.num
 121 #define opt_option      opt_info.option
 122 #define opt_pindex      opt_info.pindex
 123 #define opt_pchar       opt_info.poffset
 124
 125 typedef struct
 126 {
 127         int             again;          /* see optjoin()                */
 128         char*           arg;            /* {:,#} string argument        */
 129         char**          argv;           /* most recent argv             */
 130         int             index;          /* argv index                   */
 131         char*           msg;            /* error/usage message buffer   */
 132         long            num;            /* # numeric argument           */
 133         int             offset;         /* char offset in argv[index]   */
 134         char            option[3];      /* current flag {-,+} + option  */
 135         int             pindex;         /* prev index for backup        */
 136         int             poffset;        /* prev offset for backup       */
 137 #ifdef _OPT_INFO_PRIVATE
 138         _OPT_INFO_PRIVATE
 139 #endif
 140 } Opt_info_t;
 141
 142 extern __MANGLE__ Opt_info_t    opt_info;       /* global option state          */
 143
 144 extern __MANGLE__ int           optget __PROTO__((char**, const char*));
 145 extern __MANGLE__ int           optjoin __PROTO__((char**, ...));
 146 extern __MANGLE__ char*         optusage __PROTO__((const char*));
 147
 148 #endif