mirror of
https://github.com/neovim/neovim.git
synced 2024-12-25 05:35:10 -07:00
345 lines
8.9 KiB
VimL
345 lines
8.9 KiB
VimL
sign define GdbBreakpoint text=●
|
|
sign define GdbCurrentLine text=⇒
|
|
|
|
|
|
let s:gdb_port = 7778
|
|
let s:run_gdb = "gdb -q -f build/bin/nvim"
|
|
let s:breakpoints = {}
|
|
let s:max_breakpoint_sign_id = 0
|
|
|
|
|
|
let s:GdbServer = {}
|
|
|
|
|
|
function s:GdbServer.new(gdb)
|
|
let this = copy(self)
|
|
let this._gdb = a:gdb
|
|
return this
|
|
endfunction
|
|
|
|
|
|
function s:GdbServer.on_exit()
|
|
let self._gdb._server_exited = 1
|
|
endfunction
|
|
|
|
|
|
let s:GdbPaused = vimexpect#State([
|
|
\ ['Continuing.', 'continue'],
|
|
\ ['\v[\o32]{2}([^:]+):(\d+):\d+', 'jump'],
|
|
\ ['Remote communication error. Target disconnected.:', 'retry'],
|
|
\ ])
|
|
|
|
|
|
function s:GdbPaused.continue(...)
|
|
call self._parser.switch(s:GdbRunning)
|
|
call self.update_current_line_sign(0)
|
|
endfunction
|
|
|
|
|
|
function s:GdbPaused.jump(file, line, ...)
|
|
if tabpagenr() != self._tab
|
|
" Don't jump if we are not in the debugger tab
|
|
return
|
|
endif
|
|
let window = winnr()
|
|
exe self._jump_window 'wincmd w'
|
|
let self._current_buf = bufnr('%')
|
|
let target_buf = bufnr(a:file, 1)
|
|
if bufnr('%') != target_buf
|
|
exe 'buffer ' target_buf
|
|
let self._current_buf = target_buf
|
|
endif
|
|
exe ':' a:line
|
|
let self._current_line = a:line
|
|
exe window 'wincmd w'
|
|
call self.update_current_line_sign(1)
|
|
endfunction
|
|
|
|
|
|
function s:GdbPaused.retry(...)
|
|
if self._server_exited
|
|
return
|
|
endif
|
|
sleep 1
|
|
call self.attach()
|
|
call self.send('continue')
|
|
endfunction
|
|
|
|
|
|
let s:GdbRunning = vimexpect#State([
|
|
\ ['\v^Breakpoint \d+', 'pause'],
|
|
\ ['\v\[Inferior\ +.{-}\ +exited\ +normally', 'disconnected'],
|
|
\ ['(gdb)', 'pause'],
|
|
\ ])
|
|
|
|
|
|
function s:GdbRunning.pause(...)
|
|
call self._parser.switch(s:GdbPaused)
|
|
if !self._initialized
|
|
call self.send('set confirm off')
|
|
call self.send('set pagination off')
|
|
if !empty(self._server_addr)
|
|
call self.send('set remotetimeout 50')
|
|
call self.attach()
|
|
call s:RefreshBreakpoints()
|
|
call self.send('c')
|
|
endif
|
|
let self._initialized = 1
|
|
endif
|
|
endfunction
|
|
|
|
|
|
function s:GdbRunning.disconnected(...)
|
|
if !self._server_exited && self._reconnect
|
|
" Refresh to force a delete of all watchpoints
|
|
call s:RefreshBreakpoints()
|
|
sleep 1
|
|
call self.attach()
|
|
call self.send('continue')
|
|
endif
|
|
endfunction
|
|
|
|
|
|
let s:Gdb = {}
|
|
|
|
|
|
function s:Gdb.kill()
|
|
tunmap <f8>
|
|
tunmap <f10>
|
|
tunmap <f11>
|
|
tunmap <f12>
|
|
call self.update_current_line_sign(0)
|
|
exe 'bd! '.self._client_buf
|
|
if self._server_buf != -1
|
|
exe 'bd! '.self._server_buf
|
|
endif
|
|
exe 'tabnext '.self._tab
|
|
tabclose
|
|
unlet g:gdb
|
|
endfunction
|
|
|
|
|
|
function! s:Gdb.send(data)
|
|
call jobsend(self._client_id, a:data."\<cr>")
|
|
endfunction
|
|
|
|
|
|
function! s:Gdb.attach()
|
|
call self.send(printf('target remote %s', self._server_addr))
|
|
endfunction
|
|
|
|
|
|
function! s:Gdb.update_current_line_sign(add)
|
|
" to avoid flicker when removing/adding the sign column(due to the change in
|
|
" line width), we switch ids for the line sign and only remove the old line
|
|
" sign after marking the new one
|
|
let old_line_sign_id = get(self, '_line_sign_id', 4999)
|
|
let self._line_sign_id = old_line_sign_id == 4999 ? 4998 : 4999
|
|
if a:add && self._current_line != -1 && self._current_buf != -1
|
|
exe 'sign place '.self._line_sign_id.' name=GdbCurrentLine line='
|
|
\.self._current_line.' buffer='.self._current_buf
|
|
endif
|
|
exe 'sign unplace '.old_line_sign_id
|
|
endfunction
|
|
|
|
|
|
function! s:Spawn(server_cmd, client_cmd, server_addr, reconnect)
|
|
if exists('g:gdb')
|
|
throw 'Gdb already running'
|
|
endif
|
|
let gdb = vimexpect#Parser(s:GdbRunning, copy(s:Gdb))
|
|
" gdbserver port
|
|
let gdb._server_addr = a:server_addr
|
|
let gdb._reconnect = a:reconnect
|
|
let gdb._initialized = 0
|
|
" window number that will be displaying the current file
|
|
let gdb._jump_window = 1
|
|
let gdb._current_buf = -1
|
|
let gdb._current_line = -1
|
|
let gdb._has_breakpoints = 0
|
|
let gdb._server_exited = 0
|
|
" Create new tab for the debugging view
|
|
tabnew
|
|
let gdb._tab = tabpagenr()
|
|
" create horizontal split to display the current file and maybe gdbserver
|
|
sp
|
|
let gdb._server_buf = -1
|
|
if type(a:server_cmd) == type('')
|
|
" spawn gdbserver in a vertical split
|
|
let server = s:GdbServer.new(gdb)
|
|
vsp | enew | let gdb._server_id = termopen(a:server_cmd, server)
|
|
let gdb._jump_window = 2
|
|
let gdb._server_buf = bufnr('%')
|
|
endif
|
|
" go to the bottom window and spawn gdb client
|
|
wincmd j
|
|
enew | let gdb._client_id = termopen(a:client_cmd, gdb)
|
|
let gdb._client_buf = bufnr('%')
|
|
tnoremap <silent> <f8> <c-\><c-n>:GdbContinue<cr>i
|
|
tnoremap <silent> <f10> <c-\><c-n>:GdbNext<cr>i
|
|
tnoremap <silent> <f11> <c-\><c-n>:GdbStep<cr>i
|
|
tnoremap <silent> <f12> <c-\><c-n>:GdbFinish<cr>i
|
|
" go to the window that displays the current file
|
|
exe gdb._jump_window 'wincmd w'
|
|
let g:gdb = gdb
|
|
endfunction
|
|
|
|
|
|
function! s:Test(bang, filter)
|
|
let cmd = "GDB=1 make test"
|
|
if a:bang == '!'
|
|
let server_addr = '| vgdb'
|
|
let cmd = printf('VALGRIND=1 %s', cmd)
|
|
else
|
|
let server_addr = printf('localhost:%d', s:gdb_port)
|
|
let cmd = printf('GDBSERVER_PORT=%d %s', s:gdb_port, cmd)
|
|
endif
|
|
if a:filter != ''
|
|
let cmd = printf('TEST_SCREEN_TIMEOUT=1000000 TEST_FILTER="%s" %s', a:filter, cmd)
|
|
endif
|
|
call s:Spawn(cmd, s:run_gdb, server_addr, 1)
|
|
endfunction
|
|
|
|
|
|
function! s:ToggleBreak()
|
|
let file_name = bufname('%')
|
|
let file_breakpoints = get(s:breakpoints, file_name, {})
|
|
let linenr = line('.')
|
|
if has_key(file_breakpoints, linenr)
|
|
call remove(file_breakpoints, linenr)
|
|
else
|
|
let file_breakpoints[linenr] = 1
|
|
endif
|
|
let s:breakpoints[file_name] = file_breakpoints
|
|
call s:RefreshBreakpointSigns()
|
|
call s:RefreshBreakpoints()
|
|
endfunction
|
|
|
|
|
|
function! s:ClearBreak()
|
|
let s:breakpoints = {}
|
|
call s:RefreshBreakpointSigns()
|
|
call s:RefreshBreakpoints()
|
|
endfunction
|
|
|
|
|
|
function! s:RefreshBreakpointSigns()
|
|
let buf = bufnr('%')
|
|
let i = 5000
|
|
while i <= s:max_breakpoint_sign_id
|
|
exe 'sign unplace '.i
|
|
let i += 1
|
|
endwhile
|
|
let s:max_breakpoint_sign_id = 0
|
|
let id = 5000
|
|
for linenr in keys(get(s:breakpoints, bufname('%'), {}))
|
|
exe 'sign place '.id.' name=GdbBreakpoint line='.linenr.' buffer='.buf
|
|
let s:max_breakpoint_sign_id = id
|
|
let id += 1
|
|
endfor
|
|
endfunction
|
|
|
|
|
|
function! s:RefreshBreakpoints()
|
|
if !exists('g:gdb')
|
|
return
|
|
endif
|
|
if g:gdb._parser.state() == s:GdbRunning
|
|
" pause first
|
|
call jobsend(g:gdb._client_id, "\<c-c>")
|
|
endif
|
|
if g:gdb._has_breakpoints
|
|
call g:gdb.send('delete')
|
|
endif
|
|
let g:gdb._has_breakpoints = 0
|
|
for [file, breakpoints] in items(s:breakpoints)
|
|
for linenr in keys(breakpoints)
|
|
let g:gdb._has_breakpoints = 1
|
|
call g:gdb.send('break '.file.':'.linenr)
|
|
endfor
|
|
endfor
|
|
endfunction
|
|
|
|
|
|
function! s:GetExpression(...) range
|
|
let [lnum1, col1] = getpos("'<")[1:2]
|
|
let [lnum2, col2] = getpos("'>")[1:2]
|
|
let lines = getline(lnum1, lnum2)
|
|
let lines[-1] = lines[-1][:col2 - 1]
|
|
let lines[0] = lines[0][col1 - 1:]
|
|
return join(lines, "\n")
|
|
endfunction
|
|
|
|
|
|
function! s:Send(data)
|
|
if !exists('g:gdb')
|
|
throw 'Gdb is not running'
|
|
endif
|
|
call g:gdb.send(a:data)
|
|
endfunction
|
|
|
|
|
|
function! s:Eval(expr)
|
|
call s:Send(printf('print %s', a:expr))
|
|
endfunction
|
|
|
|
|
|
function! s:Watch(expr)
|
|
let expr = a:expr
|
|
if expr[0] != '&'
|
|
let expr = '&' . expr
|
|
endif
|
|
|
|
call s:Eval(expr)
|
|
call s:Send('watch *$')
|
|
endfunction
|
|
|
|
|
|
function! s:Interrupt()
|
|
if !exists('g:gdb')
|
|
throw 'Gdb is not running'
|
|
endif
|
|
call jobsend(g:gdb._client_id, "\<c-c>info line\<cr>")
|
|
endfunction
|
|
|
|
|
|
function! s:Kill()
|
|
if !exists('g:gdb')
|
|
throw 'Gdb is not running'
|
|
endif
|
|
call g:gdb.kill()
|
|
endfunction
|
|
|
|
|
|
command! GdbDebugNvim call s:Spawn(printf('make && gdbserver localhost:%d build/bin/nvim', s:gdb_port), s:run_gdb, printf('localhost:%d', s:gdb_port), 0)
|
|
command! -nargs=1 GdbDebugServer call s:Spawn(0, s:run_gdb, 'localhost:'.<q-args>, 0)
|
|
command! -bang -nargs=? GdbDebugTest call s:Test(<q-bang>, <q-args>)
|
|
command! -nargs=1 -complete=file GdbInspectCore call s:Spawn(0, printf('gdb -q -f -c %s build/bin/nvim', <q-args>), 0, 0)
|
|
command! GdbDebugStop call s:Kill()
|
|
command! GdbToggleBreakpoint call s:ToggleBreak()
|
|
command! GdbClearBreakpoints call s:ClearBreak()
|
|
command! GdbContinue call s:Send("c")
|
|
command! GdbNext call s:Send("n")
|
|
command! GdbStep call s:Send("s")
|
|
command! GdbFinish call s:Send("finish")
|
|
command! GdbFrameUp call s:Send("up")
|
|
command! GdbFrameDown call s:Send("down")
|
|
command! GdbInterrupt call s:Interrupt()
|
|
command! GdbEvalWord call s:Eval(expand('<cword>'))
|
|
command! -range GdbEvalRange call s:Eval(s:GetExpression(<f-args>))
|
|
command! GdbWatchWord call s:Watch(expand('<cword>')
|
|
command! -range GdbWatchRange call s:Watch(s:GetExpression(<f-args>))
|
|
|
|
|
|
nnoremap <silent> <f8> :GdbContinue<cr>
|
|
nnoremap <silent> <f10> :GdbNext<cr>
|
|
nnoremap <silent> <f11> :GdbStep<cr>
|
|
nnoremap <silent> <f12> :GdbFinish<cr>
|
|
nnoremap <silent> <c-b> :GdbToggleBreakpoint<cr>
|
|
nnoremap <silent> <m-pageup> :GdbFrameUp<cr>
|
|
nnoremap <silent> <m-pagedown> :GdbFrameDown<cr>
|
|
nnoremap <silent> <f9> :GdbEvalWord<cr>
|
|
vnoremap <silent> <f9> :GdbEvalRange<cr>
|
|
nnoremap <silent> <m-f9> :GdbWatchWord<cr>
|
|
vnoremap <silent> <m-f9> :GdbWatchRange<cr>
|