Path: utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!usc!samsung!noose.ecn.purdue.edu!stable.ecn.purdue.edu!yorkw From: yorkw@stable.ecn.purdue.edu (Willis F York) Newsgroups: comp.sys.amiga.programmer Subject: Re: What's a Hanging Forbid!? Message-ID: Date: 30 Jan 91 03:47:39 GMT References: <1991Jan28.171326.6363@maytag.waterloo.edu> <2405@shodha.enet.dec.com> <18291@cbmvax.commodore.com> Sender: news@noose.ecn.purdue.edu (USENET news) Organization: Purdue University Engineering Computer Network Lines: 24 >>What semaphore would you suggest I use to access the Exec Task list? > A) You must Disable() to play with this list (and have a pretty damn > good reason for doing so!) > B) Exec (and it's lists) was written before there were > SignalSemaphores in the system, so it's stuck with locking methods > used in the initial implementation (usually Forbid()). Unfortunate > but unavoidable. (I started this Thread).... What's a Semaphore? a Signal of some type eh.. I use "showlist.rexx" and it displayes all semephores, but there are never any.. Why use one? I guess one program would say... I need the "colors" of the WB to be unchanged so i'll "LOCK" them "UP" (Like preferences would do?) then "unlock" the when it's done? . -- yorkw@ecn.purdue.edu Willis F York ---------------------------------------------- Macintosh... Proof that a Person can use a Computer all day and still not know ANYTHING about computers.