Path: utzoo!utgpu!jarvis.csri.toronto.edu!cs.utexas.edu!uunet!mcsun!ukc!icdoc!sot-ecs!ih
From: ih@ecs.soton.ac.uk (Ian Heath)
Newsgroups: comp.windows.ms
Subject: Re: Shared memory between applications
Keywords: MS Windows
Message-ID: <2417@ecs.soton.ac.uk>
Date: 22 Feb 90 15:57:34 GMT
References: <58997@ccicpg.UUCP>
Organization: University of Southampton, UK
Lines: 14

swonk@ccicpg.UUCP (Glen Swonk) writes:

>Can anyone tell me what mechanism can be used to share
>a memory area between applictions. What I am trying
>to accomplish is to have a server process directly
>manipulate a memory area and have several other
>applications access the information in this "global" area.

>I know that one can use DDE for such an application,
>but that seems overkill for what I am trying to do.

If you specify GMEM_SHARE as a flag in a call to GlobalAlloc(), the
memory allocated can be shared by any application that knows the handle.
(This flag is also used by the DDE for passing data between applications).