Os.execute

Available since: Gideros 2011.6
Class: os

Description

This function is equivalent to the C function system. It passes command to be executed by an operating system shell. It returns a status code which is system-dependent. If command is absent then it returns nonzero if a shell is available and zero otherwise.

(number) = os.execute(command)

Parameters

command: (string) command to execute

Return values

Returns (number) status code

Example

if application:getDeviceInfo() == "Windows" then
	local lfs = require "lfs"
	lfs.chdir(application:get("directory", "pictures"))
	-- checks if "my_new_folder" directory exists
	local islfsdir = lfs.chdir(lfs.currentdir().."\\".."my_new_folder")
	if not islfsdir then
		-- if not exist then create it and go to it
		lfs.mkdir(lfs.currentdir().."\\".."my_new_folder")
		lfs.chdir(lfs.currentdir().."\\".."my_new_folder")
	end
end
-- opens the current lfs dir
os.execute("start "..lfs.currentdir())

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• Os
• Os.clock
• Os.date
• Os.difftime
• Os.execute
• Os.exit
• Os.getenv
• Os.remove
• Os.rename
• Os.setlocale
• Os.time
• Os.timer
• Os.tmpname

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