This file is indexed.

/usr/share/X11/xkb/symbols/capslock is in xkb-data 2.16-1ubuntu1.

This file is owned by root:root, with mode 0o644.

The actual contents of the file can be viewed below.

 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
default  hidden partial modifier_keys
xkb_symbols "capslock" {
    replace key <CAPS> { [ Caps_Lock ] };
    modifier_map Lock { Caps_Lock };
};

hidden partial modifier_keys
xkb_symbols "shiftlock" {
    replace key <CAPS> { [ Shift_Lock ] };
    modifier_map Shift { Shift_Lock };
};

hidden partial modifier_keys
xkb_symbols "grouplock" {
    replace key <CAPS> { [ ISO_Next_Group, Caps_Lock ] };
};

hidden partial modifier_keys
xkb_symbols "swapescape" {
    key <CAPS> { [ Escape ] };
    key <ESC>  { [ Caps_Lock ] };
};

hidden partial modifier_keys
xkb_symbols "groupshift" {
    key <CAPS> {
        type[Group1] = "PC_ALT_LEVEL2",
        [ Mode_switch, Caps_Lock ]
    };
};

hidden partial modifier_keys
xkb_symbols "escape" {
    key <CAPS> { [ Escape ] };
};

hidden partial modifier_keys
xkb_symbols "backspace" {
    key <CAPS> { [ BackSpace ] };
};

hidden partial modifier_keys
xkb_symbols "super" {
    key <CAPS> { [ Super_L ] };
    modifier_map Mod4 { <CAPS> };
};

hidden partial modifier_keys
xkb_symbols "hyper" {
    key <CAPS> { [ Hyper_L ] };
    modifier_map Mod4 { <CAPS> };
};

hidden partial modifier_keys
xkb_symbols "none" {
    key <CAPS> { [ VoidSymbol ] };
};

hidden partial modifier_keys
xkb_symbols "numlock" {
    key <CAPS> { [ Num_Lock ] };
};

// This changes the <CAPS> key to become a Control modifier,
// but it will still produce the Caps_Lock keysym.
hidden partial modifier_keys
xkb_symbols "ctrl_modifier" {
    replace key <CAPS> {
        type[Group1] = "ONE_LEVEL",
        symbols[Group1] = [ Caps_Lock ],
        actions[Group1] = [ SetMods(modifiers=Control) ]
    };
    modifier_map Control { <CAPS> };
};