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query_process.lua

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local platform = require "bee.platform"

local COMMAND

local SKIP = 0

if platform.OS == "Windows" then

local pwsh = require "frontend.powershell"()

if pwsh then

COMMAND = pwsh .. " -NoProfile -Command \"Get-CimInstance Win32_Process | Select-Object Name,ProcessId\""

SKIP = 3

else

COMMAND = "wmic process get name,processid"

SKIP = 1

end

elseif platform.OS == "Linux" then

COMMAND = "ps axww -o comm=,pid="

elseif platform.OS == "macOS" then

COMMAND = "ps axww -o comm=,pid= -c"

else

error("Unsupported OS:"..platform.OS)

end

return function (n)

local res = {}

local f = assert(io.popen(COMMAND))

for _ = 1, SKIP do

f:read "l"

end

for line in f:lines() do

local name, processid = line:match "^([^%s].*[^%s])%s+(%d+)%s*$"

if n == name then

res[#res+1] = tonumber(processid)

end

end

return res

end