lib/core: add `Sys::pid`

Signed-off-by: Jean Privat <jean@pryen.org>

diff --git a/lib/core/exec.nit b/lib/core/exec.nit
index 10c5374..76d9d63 100644 (file)
--- a/lib/core/exec.nit
+++ b/lib/core/exec.nit
@@ -324,6 +324,9 @@ redef class Sys
        do
                return command.to_cstring.system
        end
+
+       # The pid of the program
+       fun pid: Int `{ return getpid(); `}
 end
 
 redef class NativeString