usr/src/lib/libast/sparc/include/ast/option.h

   1
   2 /* : : generated by proto : : */
   3 /***********************************************************************
   4 *                                                                      *
   5 *               This software is part of the ast package               *
   6 *          Copyright (c) 1985-2010 AT&T Intellectual Property          *
   7 *                      and is licensed under the                       *
   8 *                  Common Public License, Version 1.0                  *
   9 *                    by AT&T Intellectual Property                     *
  10 *                                                                      *
  11 *                A copy of the License is available at                 *
  12 *            http://www.opensource.org/licenses/cpl1.0.txt             *
  13 *         (with md5 checksum 059e8cd6165cb4c31e351f2b69388fd9)         *
  14 *                                                                      *
  15 *              Information and Software Systems Research               *
  16 *                            AT&T Research                             *
  17 *                           Florham Park NJ                            *
  18 *                                                                      *
  19 *                 Glenn Fowler <gsf@research.att.com>                  *
  20 *                  David Korn <dgk@research.att.com>                   *
  21 *                   Phong Vo <kpv@research.att.com>                    *
  22 *                                                                      *
  23 ***********************************************************************/
  24
  25 /*
  26  * Glenn Fowler
  27  * AT&T Research
  28  *
  29  * command line option parse interface
  30  */
  31
  32 #ifndef _OPTION_H
  33 #if !defined(__PROTO__)
  34 #include <prototyped.h>
  35 #endif
  36 #if !defined(__LINKAGE__)
  37 #define __LINKAGE__             /* 2004-08-11 transition */
  38 #endif
  39
  40 #define _OPTION_H
  41
  42 #include <ast.h>
  43
  44 #define OPT_VERSION     20070319L
  45
  46 #define OPT_USER        (1L<<16)        /* first user flag bit          */
  47
  48 struct Opt_s;
  49 struct Optdisc_s;
  50
  51 typedef int (*Optinfo_f) __PROTO__((struct Opt_s*, Sfio_t*, const char*, struct Optdisc_s*));
  52
  53 typedef struct Optdisc_s
  54 {
  55         unsigned long   version;        /* OPT_VERSION                  */
  56         unsigned long   flags;          /* OPT_* flags                  */
  57         char*           catalog;        /* error catalog id             */
  58         Optinfo_f       infof;          /* runtime info function        */
  59 } Optdisc_t;
  60
  61 /* NOTE: Opt_t member order fixed by a previous binary release */
  62
  63 #ifndef _OPT_PRIVATE_
  64 #define _OPT_PRIVATE_   \
  65         char            pad[3*sizeof(__V_*)];
  66 #endif
  67
  68 typedef struct Opt_s
  69 {
  70         int             again;          /* see optjoin()                */
  71         char*           arg;            /* {:,#} string argument        */
  72         char**          argv;           /* most recent argv             */
  73         int             index;          /* argv index                   */
  74         char*           msg;            /* error/usage message buffer   */
  75         long            num;            /* OBSOLETE -- use number       */
  76         int             offset;         /* char offset in argv[index]   */
  77         char            option[8];      /* current flag {-,+} + option  */
  78         char            name[64];       /* current long name or flag    */
  79         Optdisc_t*      disc;           /* user discipline              */
  80         intmax_t        number;         /* # numeric argument           */
  81         unsigned char   assignment;     /* option arg assigment op      */
  82         unsigned char   pads[sizeof(__V_*)-1];
  83         _OPT_PRIVATE_
  84 } Opt_t;
  85
  86 #if _BLD_ast && defined(__EXPORT__)
  87 #undef __MANGLE__
  88 #define __MANGLE__ __LINKAGE__ __EXPORT__
  89 #endif
  90 #if !_BLD_ast && defined(__IMPORT__)
  91 #undef __MANGLE__
  92 #define __MANGLE__ __LINKAGE__ __IMPORT__
  93 #endif
  94
  95 extern __MANGLE__ Opt_t*                _opt_infop_;
  96
  97 #define opt_info        (*_opt_infop_)
  98
  99 #undef __MANGLE__
 100 #define __MANGLE__ __LINKAGE__
 101
 102 #define optinit(d,f)    (memset(d,0,sizeof(*(d))),(d)->version=OPT_VERSION,(d)->infof=(f),opt_info.disc=(d))
 103
 104 #if _BLD_ast && defined(__EXPORT__)
 105 #undef __MANGLE__
 106 #define __MANGLE__ __LINKAGE__          __EXPORT__
 107 #endif
 108
 109 extern __MANGLE__ int           optget __PROTO__((char**, const char*));
 110 extern __MANGLE__ int           optjoin __PROTO__((char**, ...));
 111 extern __MANGLE__ char*         opthelp __PROTO__((const char*, const char*));
 112 extern __MANGLE__ char*         optusage __PROTO__((const char*));
 113 extern __MANGLE__ int           optstr __PROTO__((const char*, const char*));
 114 extern __MANGLE__ int           optesc __PROTO__((Sfio_t*, const char*, int));
 115 extern __MANGLE__ Opt_t*                optctx __PROTO__((Opt_t*, Opt_t*));
 116
 117 #undef __MANGLE__
 118 #define __MANGLE__ __LINKAGE__
 119
 120 #endif