Bootstrapping: system() sometimes blocks execution

[Martin Sjölund]

//name:         Accelerate2
//keyword:      simulating msl221
//status:       correct
//env: OPENMODELICALIBRARY=../../../../libraries/msl221
//
// simulation example
//

loadModel(Modelica);
simulate(Modelica.Mechanics.Translational.Examples.Accelerate,numberOfIntervals=500,tolerance=0.0001,startTime=0,stopTime=1);
"Accelerate1.v:";
val(Accelerate1.v,0.0);
val(Accelerate1.v,0.25);
val(Accelerate1.v,0.5);
val(Accelerate1.v,0.75);
val(Accelerate1.v,1.0);

"Accelerate1.s:";
val(Accelerate1.s,0.0);
val(Accelerate1.s,0.25);
val(Accelerate1.s,0.5);
val(Accelerate1.s,0.75);
val(Accelerate1.s,1.0);

"Accelerate1.flange_b.s:";
val(Accelerate1.flange_b.s,0.0);
val(Accelerate1.flange_b.s,0.25);
val(Accelerate1.flange_b.s,0.5);
val(Accelerate1.flange_b.s,0.75);
val(Accelerate1.flange_b.s,1.0);

"SlidingMass1.s:";
val(SlidingMass1.s,0.0);
val(SlidingMass1.s,0.25);
val(SlidingMass1.s,0.5);
val(SlidingMass1.s,0.75);
val(SlidingMass1.s,1.0);

"SlidingMass1.flange_a.s:";
val(SlidingMass1.flange_a.s,0.0);
val(SlidingMass1.flange_a.s,0.25);
val(SlidingMass1.flange_a.s,0.5);
val(SlidingMass1.flange_a.s,0.75);
val(SlidingMass1.flange_a.s,1.0);

"SlidingMass1.flange_b.s:";
val(SlidingMass1.flange_b.s,0.0);
val(SlidingMass1.flange_b.s,0.25);
val(SlidingMass1.flange_b.s,0.5);
val(SlidingMass1.flange_b.s,0.75);
val(SlidingMass1.flange_b.s,1.0);

"SlidingMass1.v:";
val(SlidingMass1.v,0.0);
val(SlidingMass1.v,0.25);
val(SlidingMass1.v,0.5);
val(SlidingMass1.v,0.75);
val(SlidingMass1.v,1.0);

"SlidingMass1.a:";
val(SlidingMass1.a,0.0);
val(SlidingMass1.a,0.25);
val(SlidingMass1.a,0.5);
val(SlidingMass1.a,0.75);
val(SlidingMass1.a,1.0);

system("rm Modelica.Mechanics.Translational.Examples.Accelerate*");

I'm unsure if this happens because C++ is being used or something is not cleaned up properly, just that system() is called with proper arguments and never returns.

[Martin Sjölund]

Should hopefully be fixed now. I used fork/exec on Linux instead.