allow hypervisor to kill non-owned processes

Src/Hyperion-bash/bin/su

@@ -1,6 +1,5 @@
 --:Minify:--
 local fs = require("sys.fs")
-
 local targetUser = ({ ... })[1] or "root"
 
 local currentUid = syscall.getuid()
@@ -72,6 +71,10 @@ if not shellFn then
     return
 end
 
-syscall.kill(syscall.getppid())
-syscall.spawn(shellFn, targetUser .. ":" .. shell, syscall.getEnviron())
-syscall.exit(0)
+local success, err = syscall.kill(syscall.getppid())
+if success then
+    syscall.spawn(shellFn, targetUser .. ":" .. shell, syscall.getEnviron())
+    syscall.exit(0)
+else
+    print("su: "..err)
+end

Src/Hyperion-kernel/lib/modules/Hyperion/45_hypervisor.kmod

@@ -129,9 +129,6 @@ function sys.kill(pid)
     if not tasks[tostring(pid)] then
         return false, "Task does not exist"
 
-    elseif not isEqualToAny(tasks[tostring(pid)].pid, table.unpack(children)) and kernel.uid ~= 0 then
-        return false, "You do not own this task"
-
     elseif tasks[tostring(pid)].status == "Z" then
         return false, "Task is already dead"
 
@@ -148,9 +145,6 @@ function sys.stop(pid)
     if not tasks[tostring(pid)] then
         return false, "Task does not exist"
 
-    elseif not isEqualToAny(tasks[tostring(pid)].pid, table.unpack(children)) and kernel.uid ~= 0 then
-        return false, "You do not own this task"
-
     elseif tasks[tostring(pid)].status ~= "R" then
         return false, "Cannot stop non running task"
 
@@ -166,9 +160,6 @@ function sys.continue(pid)
     if not tasks[tostring(pid)] then
         return false, "Task does not exist"
 
-    elseif not isEqualToAny(tasks[tostring(pid)].pid, table.unpack(children)) and kernel.uid ~= 0 then
-        return false, "You do not own this task"
-
     elseif tasks[tostring(pid)].status ~= "T" then
         return false, "Task is not stopped"