OpenCoverage

keymaps.c

Absolute File Name:/home/opencoverage/opencoverage/guest-scripts/bash/src/lib/readline/keymaps.c
Source codeSwitch to Preprocessed file
LineSourceCount
1/* keymaps.c -- Functions and keymaps for the GNU Readline library. */-
2-
3/* Copyright (C) 1988,1989-2009,2017 Free Software Foundation, Inc.-
4-
5 This file is part of the GNU Readline Library (Readline), a library-
6 for reading lines of text with interactive input and history editing. -
7-
8 Readline 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 Readline 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 Readline. If not, see <http://www.gnu.org/licenses/>.-
20*/-
21-
22#define READLINE_LIBRARY-
23-
24#if defined (HAVE_CONFIG_H)-
25# include <config.h>-
26#endif-
27-
28#if defined (HAVE_STDLIB_H)-
29# include <stdlib.h>-
30#else-
31# include "ansi_stdlib.h"-
32#endif /* HAVE_STDLIB_H */-
33-
34#include <stdio.h> /* for FILE * definition for readline.h */-
35-
36#include "readline.h"-
37#include "rlconf.h"-
38-
39#include "emacs_keymap.c"-
40-
41#if defined (VI_MODE)-
42#include "vi_keymap.c"-
43#endif-
44-
45#include "xmalloc.h"-
46-
47/* **************************************************************** */-
48/* */-
49/* Functions for manipulating Keymaps. */-
50/* */-
51/* **************************************************************** */-
52-
53-
54/* Return a new, empty keymap.-
55 Free it with free() when you are done. */-
56Keymap-
57rl_make_bare_keymap (void)-
58{-
59 register int i;-
60 Keymap keymap;-
61-
62 keymap = (Keymap)xmalloc (KEYMAP_SIZE * sizeof (KEYMAP_ENTRY));-
63 for (i = 0; i < KEYMAP_SIZE; i++)
i < 257Description
TRUEnever evaluated
FALSEnever evaluated
0
64 {-
65 keymap[i].type = ISFUNC;-
66 keymap[i].function = (rl_command_func_t *)NULL;-
67 }
never executed: end of block
0
68-
69#if 0-
70 for (i = 'A'; i < ('Z' + 1); i++)-
71 {-
72 keymap[i].type = ISFUNC;-
73 keymap[i].function = rl_do_lowercase_version;-
74 }-
75#endif-
76-
77 return (keymap);
never executed: return (keymap);
0
78}-
79-
80/* A convenience function that returns 1 if there are no keys bound to-
81 functions in KEYMAP */-
82int-
83rl_empty_keymap (Keymap keymap)-
84{-
85 int i;-
86-
87 for (i = 0; i < ANYOTHERKEY; i++)
i < 257 -1Description
TRUEnever evaluated
FALSEnever evaluated
0
88 {-
89 if (keymap[i].type != ISFUNC || keymap[i].function)
keymap[i].type != 0Description
TRUEnever evaluated
FALSEnever evaluated
keymap[i].functionDescription
TRUEnever evaluated
FALSEnever evaluated
0
90 return 0;
never executed: return 0;
0
91 }
never executed: end of block
0
92 return 1;
never executed: return 1;
0
93}-
94-
95/* Return a new keymap which is a copy of MAP. Just copies pointers, does-
96 not copy text of macros or descend into child keymaps. */-
97Keymap-
98rl_copy_keymap (Keymap map)-
99{-
100 register int i;-
101 Keymap temp;-
102-
103 temp = rl_make_bare_keymap ();-
104 for (i = 0; i < KEYMAP_SIZE; i++)
i < 257Description
TRUEnever evaluated
FALSEnever evaluated
0
105 {-
106 temp[i].type = map[i].type;-
107 temp[i].function = map[i].function;-
108 }
never executed: end of block
0
109 return (temp);
never executed: return (temp);
0
110}-
111-
112/* Return a new keymap with the printing characters bound to rl_insert,-
113 the uppercase Meta characters bound to run their lowercase equivalents,-
114 and the Meta digits bound to produce numeric arguments. */-
115Keymap-
116rl_make_keymap (void)-
117{-
118 register int i;-
119 Keymap newmap;-
120-
121 newmap = rl_make_bare_keymap ();-
122-
123 /* All ASCII printing characters are self-inserting. */-
124 for (i = ' '; i < 127; i++)
i < 127Description
TRUEnever evaluated
FALSEnever evaluated
0
125 newmap[i].function = rl_insert;
never executed: newmap[i].function = rl_insert;
0
126-
127 newmap[TAB].function = rl_insert;-
128 newmap[RUBOUT].function = rl_rubout; /* RUBOUT == 127 */-
129 newmap[CTRL('H')].function = rl_rubout;-
130-
131#if KEYMAP_SIZE > 128-
132 /* Printing characters in ISO Latin-1 and some 8-bit character sets. */-
133 for (i = 128; i < 256; i++)
i < 256Description
TRUEnever evaluated
FALSEnever evaluated
0
134 newmap[i].function = rl_insert;
never executed: newmap[i].function = rl_insert;
0
135#endif /* KEYMAP_SIZE > 128 */-
136-
137 return (newmap);
never executed: return (newmap);
0
138}-
139-
140/* Free the storage associated with MAP. */-
141void-
142rl_discard_keymap (Keymap map)-
143{-
144 int i;-
145-
146 if (map == 0)
map == 0Description
TRUEnever evaluated
FALSEnever evaluated
0
147 return;
never executed: return;
0
148-
149 for (i = 0; i < KEYMAP_SIZE; i++)
i < 257Description
TRUEnever evaluated
FALSEnever evaluated
0
150 {-
151 switch (map[i].type)-
152 {-
153 case ISFUNC:
never executed: case 0:
0
154 break;
never executed: break;
0
155-
156 case ISKMAP:
never executed: case 1:
0
157 rl_discard_keymap ((Keymap)map[i].function);-
158 xfree ((char *)map[i].function);-
159 break;
never executed: break;
0
160-
161 case ISMACR:
never executed: case 2:
0
162 xfree ((char *)map[i].function);-
163 break;
never executed: break;
0
164 }-
165 }
never executed: end of block
0
166}
never executed: end of block
0
167-
168/* Convenience function that discards, then frees, MAP. */-
169void-
170rl_free_keymap (Keymap map)-
171{-
172 rl_discard_keymap (map);-
173 xfree ((char *)map);-
174}
never executed: end of block
0
Source codeSwitch to Preprocessed file
Generated by Squish Coco 4.1.2