pcomplete.h

   1 /* pcomplete.h - structure definitions and other stuff for programmable
   2                  completion. */
   3
   4 /* Copyright (C) 1999-2009 Free Software Foundation, Inc.
   5
   6    This file is part of GNU Bash, the Bourne Again SHell.
   7
   8    Bash is free software: you can redistribute it and/or modify
   9    it under the terms of the GNU General Public License as published by
  10    the Free Software Foundation, either version 3 of the License, or
  11    (at your option) any later version.
  12
  13    Bash is distributed in the hope that it will be useful,
  14    but WITHOUT ANY WARRANTY; without even the implied warranty of
  15    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16    GNU General Public License for more details.
  17
  18    You should have received a copy of the GNU General Public License
  19    along with Bash.  If not, see <http://www.gnu.org/licenses/>.
  20 */
  21
  22 #if !defined (_PCOMPLETE_H_)
  23 #  define _PCOMPLETE_H_
  24
  25 #include "stdc.h"
  26 #include "hashlib.h"
  27
  28 typedef struct compspec {
  29   int refcount;
  30   unsigned long actions;
  31   unsigned long options;
  32   char *globpat;
  33   char *words;
  34   char *prefix;
  35   char *suffix;
  36   char *funcname;
  37   char *command;
  38   char *filterpat;
  39 } COMPSPEC;
  40
  41 /* Values for COMPSPEC actions.  These are things the shell knows how to
  42    build internally. */
  43 #define CA_ALIAS        (1<<0)
  44 #define CA_ARRAYVAR     (1<<1)
  45 #define CA_BINDING      (1<<2)
  46 #define CA_BUILTIN      (1<<3)
  47 #define CA_COMMAND      (1<<4)
  48 #define CA_DIRECTORY    (1<<5)
  49 #define CA_DISABLED     (1<<6)
  50 #define CA_ENABLED      (1<<7)
  51 #define CA_EXPORT       (1<<8)
  52 #define CA_FILE         (1<<9)
  53 #define CA_FUNCTION     (1<<10)
  54 #define CA_GROUP        (1<<11)
  55 #define CA_HELPTOPIC    (1<<12)
  56 #define CA_HOSTNAME     (1<<13)
  57 #define CA_JOB          (1<<14)
  58 #define CA_KEYWORD      (1<<15)
  59 #define CA_RUNNING      (1<<16)
  60 #define CA_SERVICE      (1<<17)
  61 #define CA_SETOPT       (1<<18)
  62 #define CA_SHOPT        (1<<19)
  63 #define CA_SIGNAL       (1<<20)
  64 #define CA_STOPPED      (1<<21)
  65 #define CA_USER         (1<<22)
  66 #define CA_VARIABLE     (1<<23)
  67
  68 /* Values for COMPSPEC options field. */
  69 #define COPT_RESERVED   (1<<0)          /* reserved for other use */
  70 #define COPT_DEFAULT    (1<<1)
  71 #define COPT_FILENAMES  (1<<2)
  72 #define COPT_DIRNAMES   (1<<3)
  73 #define COPT_NOSPACE    (1<<4)
  74 #define COPT_BASHDEFAULT (1<<5)
  75 #define COPT_PLUSDIRS   (1<<6)
  76
  77 /* List of items is used by the code that implements the programmable
  78    completions. */
  79 typedef struct _list_of_items {
  80   int flags;
  81   int (*list_getter) __P((struct _list_of_items *));    /* function to call to get the list */
  82
  83   STRINGLIST *slist;
  84
  85   /* These may or may not be used. */
  86   STRINGLIST *genlist;  /* for handing to the completion code one item at a time */
  87   int genindex;         /* index of item last handed to completion code */
  88
  89 } ITEMLIST;
  90
  91 /* Values for ITEMLIST -> flags */
  92 #define LIST_DYNAMIC            0x001
  93 #define LIST_DIRTY              0x002
  94 #define LIST_INITIALIZED        0x004
  95 #define LIST_MUSTSORT           0x008
  96 #define LIST_DONTFREE           0x010
  97 #define LIST_DONTFREEMEMBERS    0x020
  98
  99 #define EMPTYCMD        "_EmptycmD_"
 100 #define DEFAULTCMD      "_DefaultCmD_"
 101
 102 extern HASH_TABLE *prog_completes;
 103 extern int prog_completion_enabled;
 104
 105 /* Not all of these are used yet. */
 106 extern ITEMLIST it_aliases;
 107 extern ITEMLIST it_arrayvars;
 108 extern ITEMLIST it_bindings;
 109 extern ITEMLIST it_builtins;
 110 extern ITEMLIST it_commands;
 111 extern ITEMLIST it_directories;
 112 extern ITEMLIST it_disabled;
 113 extern ITEMLIST it_enabled;
 114 extern ITEMLIST it_exports;
 115 extern ITEMLIST it_files;
 116 extern ITEMLIST it_functions;
 117 extern ITEMLIST it_groups;
 118 extern ITEMLIST it_hostnames;
 119 extern ITEMLIST it_jobs;
 120 extern ITEMLIST it_keywords;
 121 extern ITEMLIST it_running;
 122 extern ITEMLIST it_services;
 123 extern ITEMLIST it_setopts;
 124 extern ITEMLIST it_shopts;
 125 extern ITEMLIST it_signals;
 126 extern ITEMLIST it_stopped;
 127 extern ITEMLIST it_users;
 128 extern ITEMLIST it_variables;
 129
 130 extern COMPSPEC *pcomp_curcs;
 131 extern const char *pcomp_curcmd;
 132
 133 /* Functions from pcomplib.c */
 134 extern COMPSPEC *compspec_create __P((void));
 135 extern void compspec_dispose __P((COMPSPEC *));
 136 extern COMPSPEC *compspec_copy __P((COMPSPEC *));
 137
 138 extern void progcomp_create __P((void));
 139 extern void progcomp_flush __P((void));
 140 extern void progcomp_dispose __P((void));
 141
 142 extern int progcomp_size __P((void));
 143
 144 extern int progcomp_insert __P((char *, COMPSPEC *));
 145 extern int progcomp_remove __P((char *));
 146
 147 extern COMPSPEC *progcomp_search __P((const char *));
 148
 149 extern void progcomp_walk __P((hash_wfunc *));
 150
 151 /* Functions from pcomplete.c */
 152 extern void set_itemlist_dirty __P((ITEMLIST *));
 153
 154 extern STRINGLIST *completions_to_stringlist __P((char **));
 155
 156 extern STRINGLIST *gen_compspec_completions __P((COMPSPEC *, const char *, const char *, int, int, int *));
 157 extern char **programmable_completions __P((const char *, const char *, int, int, int *));
 158
 159 extern void pcomp_set_readline_variables __P((int, int));
 160 extern void pcomp_set_compspec_options __P((COMPSPEC *, int, int));
 161 #endif /* _PCOMPLETE_H_ */