summaryrefslogtreecommitdiff
path: root/pcomplete.h
blob: 2a68e6a3f0c9c94071bb5574bceec957040190c5 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
/* pcomplete.h - structure definitions and other stuff for programmable
		 completion. */

/* Copyright (C) 1999-2020 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 3 of the License, 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.  If not, see <http://www.gnu.org/licenses/>.
*/

#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 *lcommand;
  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_NOQUOTE	(1<<4)
#define COPT_NOSPACE	(1<<5)
#define COPT_BASHDEFAULT (1<<6)
#define COPT_PLUSDIRS	(1<<7)
#define COPT_NOSORT	(1<<8)

#define COPT_LASTUSER	COPT_NOSORT

#define PCOMP_RETRYFAIL (COPT_LASTUSER << 1)
#define PCOMP_NOTFOUND	(COPT_LASTUSER << 2)


/* List of items is used by the code that implements the programmable
   completions. */
typedef struct _list_of_items {
  int flags;
  int (*list_getter) PARAMS((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

#define EMPTYCMD	"_EmptycmD_"
#define DEFAULTCMD	"_DefaultCmD_"
#define INITIALWORD	"_InitialWorD_"

extern HASH_TABLE *prog_completes;

extern char *pcomp_line;
extern int pcomp_ind;

extern int prog_completion_enabled;
extern int progcomp_alias;

/* 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_helptopics;
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;

extern COMPSPEC *pcomp_curcs;
extern const char *pcomp_curcmd;

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

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

extern int progcomp_size PARAMS((void));

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

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

extern void progcomp_walk PARAMS((hash_wfunc *));

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

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

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

extern void pcomp_set_readline_variables PARAMS((int, int));
extern void pcomp_set_compspec_options PARAMS((COMPSPEC *, int, int));
#endif /* _PCOMPLETE_H_ */