RE: threading in rpg. was RPG and Web.. (was Using OO conceptsinRPG)

[Tom Daly <Tdaly@xxxxxxxxxxxxxx>]

Barbara Morris wrote:
 |  But it's not as simple as putting a mutex around each 
 |  access to a global structure.  The global static structures 
 |  are interrelated, so each RPG procedure would pretty much 
 |  be a critical section.
 |  
 |  That's the basis of RPG's existing (since V4R4 I think)
 |  THREAD(*SERIALIZE) support that controls access to the 
 |  procedures in a module so that only one thread is in a 
 |  module at any one time.  This protects the static storage 
 |  in the module, making the module thread-safe assuming it 
 |  isn't doing anything thread-unsafe.  


Would having only one procedure in each module be a strategy?

I'll admit I'm totally out of my league on this stuff, but it's interesting.


- Tom