From: arne@vajhoej.dk   
      
   On 2/22/2025 11:40 AM, Dave Froble wrote:   
   > On 2/22/2025 9:29 AM, Arne Vajhøj wrote:   
   >> On 2/22/2025 8:53 AM, Arne Vajhøj wrote:   
   >>> On 2/22/2025 12:53 AM, Dave Froble wrote:   
   >>>> On 2/21/2025 11:15 PM, Arne Vajhøj wrote:   
   >>>>> There are some ways to start a process with a DCL command   
   >>>>> (and therefore DCL mapped).   
   >>>>>   
   >>>>> There are some ways to start a process without specifying a DCL   
   >>>>> command and still getting a process with DCL mapped.   
   >>>>>   
   >>>>> There are some ways to start a process without DCL mapped.   
   >>>>   
   >>>> Now I'm confused.  Were we discussing starting an image in an existing   
   >>>> process, or starting a new process?   
   >>>   
   >>> Starting a new process.   
   >>>   
   >>> Because it is about a program running another program. And that   
   >>> indicate starting a new process.   
   >>   
   >> Unless LIB$DO_COMMAND which is special.   
   >   
   > I recall that that starts a subprocess.  If I remember correctly.  Which   
   > would be a new process.   
      
   LIB$SPAWN starts a new subprocess.   
      
   LIB$DO_COMMAND exits current image and execute the command   
   within the same process.   
      
   Arne   
      
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