mac_util.lua File Reference

Functions
function util	createMacRAMDisk (name, sizeMB)

Function Documentation

createMacRAMDisk()

function util createMacRAMDisk	(	name	,
		sizeMB
	)

this function creates a RAM disk on Mac. it can be used for debug output, in case you want to have it faster or don't want to stress your SSD if the volume is already there, nothing is created keep in mind that RAM disks disappear after sleep or power off, so only use it as a debug output.

Parameters

name	a std filename (don't use special characters or whitespace)
sizeMB	the size of the RAM Disk in MB

location: /home/runner/work/docs/docs/ug4/ugcore/scripts/util / mac_util.lua :38-49

function util.createMacRAMDisk(name, sizeMB)
  ug_assert(GetOperatingSystem() == "apple", "only on apple systems")
  if ProcRank() == 0 then
    os.execute("if [ ! -e \"/Volumes/"..name.."\" ]; then\n"..
      "echo \"Creating ug4 RAM Disk with "..sizeMB.." MB..\"\n".. 
      "diskutil erasevolume HFS+ '"..name.."' `hdiutil attach -nomount ram://"..(1024*1024*sizeMB/512).."`\n"..
      "echo \"Access the RamDisk in /Volumes/"..name.."\"\n"..
      "fi\n")
  end
  SynchronizeProcesses()
  return "/Volumes/"..name  
end