source: vendor/bash/3.1/pcomplete.h

/* pcomplete.h - structure definitions and other stuff for programmable
                 completion. */

/* Copyright (C) 1999-2002 Free Software Foundation, Inc.

   This file is part of GNU Bash, the Bourne Again SHell.

   Bash is free software; you can redistribute it and/or modify it under
   the terms of the GNU General Public License as published by the Free
   Software Foundation; either version 2, or (at your option) any later
   version.

   Bash is distributed in the hope that it will be useful, but WITHOUT ANY
   WARRANTY; without even the implied warranty of MERCHANTABILITY or
   FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
   for more details.

   You should have received a copy of the GNU General Public License along
   with Bash; see the file COPYING.  If not, write to the Free Software
   Foundation, 59 Temple Place, Suite 330, Boston, MA 02111 USA. */

#if !defined (_PCOMPLETE_H_)
#  define _PCOMPLETE_H_

#include "stdc.h"
#include "hashlib.h"

typedef struct compspec {
  int refcount;
  unsigned long actions;
  unsigned long options;
  char *globpat;
  char *words;
  char *prefix;
  char *suffix;
  char *funcname;
  char *command;
  char *filterpat;
} COMPSPEC;

/* Values for COMPSPEC actions.  These are things the shell knows how to
   build internally. */
#define CA_ALIAS        (1<<0)
#define CA_ARRAYVAR     (1<<1)
#define CA_BINDING      (1<<2)
#define CA_BUILTIN      (1<<3)
#define CA_COMMAND      (1<<4)
#define CA_DIRECTORY    (1<<5)
#define CA_DISABLED     (1<<6)
#define CA_ENABLED      (1<<7)
#define CA_EXPORT       (1<<8)
#define CA_FILE         (1<<9)
#define CA_FUNCTION     (1<<10)
#define CA_GROUP        (1<<11)
#define CA_HELPTOPIC    (1<<12)
#define CA_HOSTNAME     (1<<13)
#define CA_JOB          (1<<14)
#define CA_KEYWORD      (1<<15)
#define CA_RUNNING      (1<<16)
#define CA_SERVICE      (1<<17)
#define CA_SETOPT       (1<<18)
#define CA_SHOPT        (1<<19)
#define CA_SIGNAL       (1<<20)
#define CA_STOPPED      (1<<21)
#define CA_USER         (1<<22)
#define CA_VARIABLE     (1<<23)

/* Values for COMPSPEC options field. */
#define COPT_RESERVED   (1<<0)          /* reserved for other use */
#define COPT_DEFAULT    (1<<1)
#define COPT_FILENAMES  (1<<2)
#define COPT_DIRNAMES   (1<<3)
#define COPT_NOSPACE    (1<<4)
#define COPT_BASHDEFAULT (1<<5)
#define COPT_PLUSDIRS   (1<<6)

/* List of items is used by the code that implements the programmable
   completions. */
typedef struct _list_of_items {
  int flags;
  int (*list_getter) __P((struct _list_of_items *));    /* function to call to get the list */

  STRINGLIST *slist;

  /* These may or may not be used. */
  STRINGLIST *genlist;  /* for handing to the completion code one item at a time */
  int genindex;         /* index of item last handed to completion code */

} ITEMLIST;

/* Values for ITEMLIST -> flags */
#define LIST_DYNAMIC            0x001
#define LIST_DIRTY              0x002
#define LIST_INITIALIZED        0x004
#define LIST_MUSTSORT           0x008
#define LIST_DONTFREE           0x010
#define LIST_DONTFREEMEMBERS    0x020

extern HASH_TABLE *prog_completes;
extern int prog_completion_enabled;

/* Not all of these are used yet. */
extern ITEMLIST it_aliases;
extern ITEMLIST it_arrayvars;
extern ITEMLIST it_bindings;
extern ITEMLIST it_builtins;
extern ITEMLIST it_commands;
extern ITEMLIST it_directories;
extern ITEMLIST it_disabled;
extern ITEMLIST it_enabled;
extern ITEMLIST it_exports;
extern ITEMLIST it_files;
extern ITEMLIST it_functions;
extern ITEMLIST it_groups;
extern ITEMLIST it_hostnames;
extern ITEMLIST it_jobs;
extern ITEMLIST it_keywords;
extern ITEMLIST it_running;
extern ITEMLIST it_services;
extern ITEMLIST it_setopts;
extern ITEMLIST it_shopts;
extern ITEMLIST it_signals;
extern ITEMLIST it_stopped;
extern ITEMLIST it_users;
extern ITEMLIST it_variables;

/* Functions from pcomplib.c */
extern COMPSPEC *compspec_create __P((void));
extern void compspec_dispose __P((COMPSPEC *));
extern COMPSPEC *compspec_copy __P((COMPSPEC *));

extern void progcomp_create __P((void));
extern void progcomp_flush __P((void));
extern void progcomp_dispose __P((void));

extern int progcomp_size __P((void));

extern int progcomp_insert __P((char *, COMPSPEC *));
extern int progcomp_remove __P((char *));

extern COMPSPEC *progcomp_search __P((const char *));

extern void progcomp_walk __P((hash_wfunc *));

/* Functions from pcomplete.c */
extern void set_itemlist_dirty __P((ITEMLIST *));

extern STRINGLIST *completions_to_stringlist __P((char **));

extern STRINGLIST *gen_compspec_completions __P((COMPSPEC *, const char *, const char *, int, int));
extern char **programmable_completions __P((const char *, const char *, int, int, int *));

#endif /* _PCOMPLETE_H_ */