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1 ------------------------------------------------------------------------------
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2 -- --
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3 -- GNAT LIBRARY COMPONENTS --
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4 -- --
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5 -- ADA.CONTAINERS.SYNCHRONIZED_QUEUE_INTERFACES --
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6 -- --
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7 -- S p e c --
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8 -- --
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131
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9 -- Copyright (C) 2011-2018, Free Software Foundation, Inc. --
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111
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10 -- --
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11 -- This specification is derived from the Ada Reference Manual for use with --
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12 -- GNAT. The copyright notice above, and the license provisions that follow --
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13 -- apply solely to the contents of the part following the private keyword. --
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14 -- --
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15 -- GNAT is free software; you can redistribute it and/or modify it under --
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16 -- terms of the GNU General Public License as published by the Free Soft- --
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17 -- ware Foundation; either version 3, or (at your option) any later ver- --
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18 -- sion. GNAT is distributed in the hope that it will be useful, but WITH- --
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19 -- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY --
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20 -- or FITNESS FOR A PARTICULAR PURPOSE. --
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21 -- --
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22 -- As a special exception under Section 7 of GPL version 3, you are granted --
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23 -- additional permissions described in the GCC Runtime Library Exception, --
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24 -- version 3.1, as published by the Free Software Foundation. --
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25 -- --
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26 -- You should have received a copy of the GNU General Public License and --
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27 -- a copy of the GCC Runtime Library Exception along with this program; --
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28 -- see the files COPYING3 and COPYING.RUNTIME respectively. If not, see --
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29 -- <http://www.gnu.org/licenses/>. --
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30 -- --
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31 -- This unit was originally developed by Matthew J Heaney. --
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32 ------------------------------------------------------------------------------
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33
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34 generic
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35 type Element_Type is private;
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36
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37 package Ada.Containers.Synchronized_Queue_Interfaces is
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38 pragma Pure;
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39
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40 type Queue is synchronized interface;
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41
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42 procedure Enqueue
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43 (Container : in out Queue;
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44 New_Item : Element_Type) is abstract
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45 with Synchronization => By_Entry;
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46
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47 procedure Dequeue
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48 (Container : in out Queue;
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49 Element : out Element_Type) is abstract
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50 with Synchronization => By_Entry;
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51
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52 function Current_Use (Container : Queue) return Count_Type is abstract;
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53
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54 function Peak_Use (Container : Queue) return Count_Type is abstract;
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55
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56 end Ada.Containers.Synchronized_Queue_Interfaces;
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