spm works maybe?

Src/hysh/data/bin/hysh

@@ -833,14 +833,18 @@ builtinCmds.ops = function()
     end
 end
 
-builtinCmds.reboot = function ()
+builtinCmds.reboot = function()
     syscall.reboot()
 end
 
-builtinCmds.shutdown = function ()
+builtinCmds.shutdown = function()
     syscall.shutdown()
 end
 
+builtinCmds.kill = function(id)
+    syscall.kill(tonumber(id))
+end
+
 local function listDir(dir, prefix)
     local ok, entries = pcall(syscall.listdir, dir)
     if not ok or not entries then return {} end

Src/hysh/data/bin/redirect

@@ -0,0 +1,14 @@
+--:Minify:--
+local args = {...}
+local list = syscall.listdir("/proc/self/fd")
+for i=1, #list do
+    syscall.close(tonumber(list[i]))
+end
+
+if #args>=2 then
+    for i=2, #args do
+        syscall.open(args[i], "rw")
+    end
+end
+
+syscall.exec(args[1])