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procedure Delete (Item : in out Finder_Access) is
begin
Item := null;
end Delete;
begin
Finder_Array.Update_Element (ID, Delete'Access);
Function Definition: procedure Main is
Function Body: package SU renames Ada.Strings.Unbounded;
package Calendar renames Ada.Calendar;
type Argument_Option is (verbose, input, output);
type Boolean_Flag is (True, False);
File : File_Type;
Fields : Slice_Set;
Seconds_Per_Hour : Integer;
Start : Calendar.Time;
Clock : array(1..2) of Integer;
Verbose_Flag : Boolean := FALSE;
In_Filename : SU.Unbounded_String := SU.To_Unbounded_String ("input");
Out_Filename : SU.Unbounded_String := SU.To_Unbounded_String ("output");
T : Integer; -- number of trains
TT : Integer; -- number of Turntables
NT : Integer; -- number of NormalTracks
ST : Integer; -- number of StationTracks
Turntables : Turntables_Ptr;
Normal_Tracks : Normal_Tracks_Ptr;
Station_Tracks : Station_Tracks_Ptr;
Trains : Trains_Ptr;
Connections : Connections_Ptr;
type Command is ('c', 'p', 't', 'u', 'n', 's', 'h', 'q');
task Talk is
entry Start;
end Talk;
task body Talk is
C : String (1..1);
Last : Natural;
begin
accept Start;
Put_Line("Input char for action, availble commands:");
Put_Line(" 'p' - current trains positions,");
Put_Line(" 't' - list trains,");
Put_Line(" 'u' - list turntables,");
Put_Line(" 'n' - list normal tracks,");
Put_Line(" 's' - list station tracks,");
Put_Line(" 'h' - print this menu again,");
Put_Line(" 'q' - to quit simulation.");
while TRUE loop
Get_Line(C, Last);
case C(1) is
when 'p' =>
null;
for I in 0 .. T-1 loop
Put_Line(As_String(Trains (I)) & ": " & Trains (I).Att.As_String);
end loop;
when 't' =>
for I in 0 .. T-1 loop
Put_Line(As_Verbose_String(Trains (I)));
end loop;
when 'u' =>
for I in 0 .. TT-1 loop
Put_Line(Turntables (I).As_Verbose_String);
end loop;
when 'n' =>
for I in 0 .. NT-1 loop
Put_Line(Normal_Tracks (I).As_Verbose_String);
end loop;
when 's' =>
for I in 0 .. ST-1 loop
Put_Line(Station_Tracks (I).As_Verbose_String);
end loop;
when 'h' =>
Put_Line("Input char for action, availble commands:");
Put_Line(" 'p' - current trains positions,");
Put_Line(" 't' - list trains,");
Put_Line(" 'u' - list turntables,");
Put_Line(" 'n' - list normal tracks,");
Put_Line(" 's' - list station tracks,");
Put_Line(" 'h' - print this menu again,");
Put_Line(" 'q' - to quit simulation.");
when 'q' => OS_Exit(0);
when others => null;
end case;
C := "#";
end loop;
end Talk;
function Read_Fields(F: File_Type; Expected: Positive) return Slice_Set is
File_Line : SU.Unbounded_String;
Fields : Slice_Set;