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https://github.com/neovim/neovim.git
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6127eaef05
Before this change,
nvim -i /etc/shada
segfaults on exit if the file does not exist and user does not have
permissions to create the file at /etc/shada.
Closes #5296
Reported in #5277
https://github.com/neovim/neovim/issues/5277#issuecomment-243937255
87 lines
2.0 KiB
Lua
87 lines
2.0 KiB
Lua
local helpers = require('test.functional.helpers')(nil)
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local spawn, set_session, meths, nvim_prog =
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helpers.spawn, helpers.set_session, helpers.meths, helpers.nvim_prog
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local write_file, merge_args = helpers.write_file, helpers.merge_args
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local mpack = require('mpack')
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local tmpname = helpers.tmpname()
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local additional_cmd = ''
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local function nvim_argv(shada_file)
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local argv = {nvim_prog, '-u', 'NONE', '-i', shada_file or tmpname, '-N',
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'--cmd', 'set shortmess+=I background=light noswapfile',
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'--cmd', additional_cmd,
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'--embed'}
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if helpers.prepend_argv then
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return merge_args(helpers.prepend_argv, argv)
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else
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return argv
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end
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end
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local reset = function(shada_file)
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set_session(spawn(nvim_argv(shada_file)))
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meths.set_var('tmpname', tmpname)
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end
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local set_additional_cmd = function(s)
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additional_cmd = s
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end
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local clear = function()
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os.remove(tmpname)
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set_additional_cmd('')
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end
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local get_shada_rw = function(fname)
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local wshada = function(text)
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write_file(fname, text, true)
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end
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local sdrcmd = function(bang)
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return 'rshada' .. (bang and '!' or '') .. ' ' .. fname
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end
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local clean = function()
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os.remove(fname)
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local i = ('a'):byte()
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while i <= ('z'):byte() do
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if not os.remove(fname .. ('.tmp.%c'):format(i)) then
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break
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end
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i = i + 1
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end
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end
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return wshada, sdrcmd, fname, clean
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end
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local mpack_keys = {'type', 'timestamp', 'length', 'value'}
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local read_shada_file = function(fname)
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local fd = io.open(fname, 'r')
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local mstring = fd:read('*a')
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fd:close()
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local unpack = mpack.Unpacker()
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local ret = {}
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local cur, val
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local i = 0
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local off = 1
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while off <= #mstring do
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val, off = unpack(mstring, off)
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if i % 4 == 0 then
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cur = {}
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ret[#ret + 1] = cur
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end
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cur[mpack_keys[(i % 4) + 1]] = val
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i = i + 1
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end
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return ret
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end
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return {
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reset=reset,
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set_additional_cmd=set_additional_cmd,
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clear=clear,
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get_shada_rw=get_shada_rw,
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read_shada_file=read_shada_file,
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}
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