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
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
|
" The clipboard provider uses shell commands to communicate with the clipboard.
" The provider function will only be registered if a supported command is
" available.
let s:copy = {}
let s:paste = {}
let s:clipboard = {}
" When caching is enabled, store the jobid of the xclip/xsel process keeping
" ownership of the selection, so we know how long the cache is valid.
let s:selection = { 'owner': 0, 'data': [], 'stderr_buffered': v:true }
function! s:selection.on_exit(jobid, data, event) abort
" At this point this nvim instance might already have launched
" a new provider instance. Don't drop ownership in this case.
if self.owner == a:jobid
let self.owner = 0
endif
if a:data != 0
echohl WarningMsg
echomsg 'clipboard: error invoking '.get(self.argv, 0, '?').': '.join(self.stderr)
echohl None
endif
endfunction
let s:selections = { '*': s:selection, '+': copy(s:selection) }
function! s:try_cmd(cmd, ...) abort
let argv = split(a:cmd, " ")
let out = systemlist(argv, (a:0 ? a:1 : ['']), 1)
if v:shell_error
if !exists('s:did_error_try_cmd')
echohl WarningMsg
echomsg "clipboard: error: ".(len(out) ? out[0] : v:shell_error)
echohl None
let s:did_error_try_cmd = 1
endif
return 0
endif
return out
endfunction
" Returns TRUE if `cmd` exits with success, else FALSE.
function! s:cmd_ok(cmd) abort
call system(a:cmd)
return v:shell_error == 0
endfunction
let s:cache_enabled = 1
let s:err = ''
function! provider#clipboard#Error() abort
return s:err
endfunction
function! provider#clipboard#Executable() abort
if exists('g:clipboard')
if type({}) isnot# type(g:clipboard)
\ || type({}) isnot# type(get(g:clipboard, 'copy', v:null))
\ || type({}) isnot# type(get(g:clipboard, 'paste', v:null))
let s:err = 'clipboard: invalid g:clipboard'
return ''
endif
let s:copy = get(g:clipboard, 'copy', { '+': v:null, '*': v:null })
let s:paste = get(g:clipboard, 'paste', { '+': v:null, '*': v:null })
let s:cache_enabled = get(g:clipboard, 'cache_enabled', 0)
return get(g:clipboard, 'name', 'g:clipboard')
elseif has('mac') && executable('pbpaste') && s:cmd_ok('pbpaste')
let s:copy['+'] = 'pbcopy'
let s:paste['+'] = 'pbpaste'
let s:copy['*'] = s:copy['+']
let s:paste['*'] = s:paste['+']
let s:cache_enabled = 0
return 'pbcopy'
elseif exists('$WAYLAND_DISPLAY') && executable('wl-copy') && executable('wl-paste')
let s:copy['+'] = 'wl-copy --foreground'
let s:paste['+'] = 'wl-paste --no-newline'
let s:copy['*'] = 'wl-copy --foreground --primary'
let s:paste['*'] = 'wl-paste --no-newline --primary'
return 'wl-copy'
elseif exists('$DISPLAY') && executable('xclip')
let s:copy['+'] = 'xclip -quiet -i -selection clipboard'
let s:paste['+'] = 'xclip -o -selection clipboard'
let s:copy['*'] = 'xclip -quiet -i -selection primary'
let s:paste['*'] = 'xclip -o -selection primary'
return 'xclip'
elseif exists('$DISPLAY') && executable('xsel') && s:cmd_ok('xsel -o -b')
let s:copy['+'] = 'xsel --nodetach -i -b'
let s:paste['+'] = 'xsel -o -b'
let s:copy['*'] = 'xsel --nodetach -i -p'
let s:paste['*'] = 'xsel -o -p'
return 'xsel'
elseif executable('lemonade')
let s:copy['+'] = 'lemonade copy'
let s:paste['+'] = 'lemonade paste'
let s:copy['*'] = 'lemonade copy'
let s:paste['*'] = 'lemonade paste'
return 'lemonade'
elseif executable('doitclient')
let s:copy['+'] = 'doitclient wclip'
let s:paste['+'] = 'doitclient wclip -r'
let s:copy['*'] = s:copy['+']
let s:paste['*'] = s:paste['+']
return 'doitclient'
elseif executable('win32yank.exe')
let s:copy['+'] = 'win32yank.exe -i --crlf'
let s:paste['+'] = 'win32yank.exe -o --lf'
let s:copy['*'] = s:copy['+']
let s:paste['*'] = s:paste['+']
return 'win32yank'
elseif exists('$TMUX') && executable('tmux')
let s:copy['+'] = 'tmux load-buffer -'
let s:paste['+'] = 'tmux save-buffer -'
let s:copy['*'] = s:copy['+']
let s:paste['*'] = s:paste['+']
return 'tmux'
endif
let s:err = 'clipboard: No clipboard tool. :help clipboard'
return ''
endfunction
if empty(provider#clipboard#Executable())
" provider#clipboard#Call() *must not* be defined if the provider is broken.
" Otherwise eval_has_provider() thinks the clipboard provider is
" functioning, and eval_call_provider() will happily call it.
finish
endif
function! s:clipboard.get(reg) abort
if type(s:paste[a:reg]) == v:t_func
return s:paste[a:reg]()
elseif s:selections[a:reg].owner > 0
return s:selections[a:reg].data
end
return s:try_cmd(s:paste[a:reg])
endfunction
function! s:clipboard.set(lines, regtype, reg) abort
if a:reg == '"'
call s:clipboard.set(a:lines,a:regtype,'+')
if s:copy['*'] != s:copy['+']
call s:clipboard.set(a:lines,a:regtype,'*')
end
return 0
end
if type(s:copy[a:reg]) == v:t_func
call s:copy[a:reg](a:lines, a:regtype)
return 0
end
if s:cache_enabled == 0
call s:try_cmd(s:copy[a:reg], a:lines)
return 0
end
if s:selections[a:reg].owner > 0
" The previous provider instance should exit when the new one takes
" ownership, but kill it to be sure we don't fill up the job table.
call jobstop(s:selections[a:reg].owner)
end
let s:selections[a:reg] = copy(s:selection)
let selection = s:selections[a:reg]
let selection.data = [a:lines, a:regtype]
let argv = split(s:copy[a:reg], " ")
let selection.argv = argv
let selection.detach = s:cache_enabled
let selection.cwd = "/"
let jobid = jobstart(argv, selection)
if jobid > 0
call jobsend(jobid, a:lines)
call jobclose(jobid, 'stdin')
let selection.owner = jobid
else
echohl WarningMsg
echomsg 'clipboard: failed to execute: '.(s:copy[a:reg])
echohl None
return 0
endif
return 1
endfunction
function! provider#clipboard#Call(method, args) abort
if get(s:, 'here', v:false) " Clipboard provider must not recurse. #7184
return 0
endif
let s:here = v:true
try
return call(s:clipboard[a:method],a:args,s:clipboard)
finally
let s:here = v:false
endtry
endfunction
|
