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------------------------------------------------------------------------------
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-- --
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-- GNAT RUN-TIME LIBRARY (GNARL) COMPONENTS --
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-- --
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-- S Y S T E M . S T A C K _ U S A G E . T A S K I N G --
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-- --
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-- S p e c --
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-- --
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-- Copyright (C) 2009, Free Software Foundation, Inc. --
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-- --
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-- GNARL is free software; you can redistribute it and/or modify it under --
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-- terms of the GNU General Public License as published by the Free Soft- --
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-- ware Foundation; either version 2, or (at your option) any later ver- --
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-- sion. GNARL is distributed in the hope that it will be useful, but WITH- --
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-- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY --
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-- or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License --
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-- for more details. You should have received a copy of the GNU General --
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-- Public License distributed with GNARL; see file COPYING. If not, write --
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-- to the Free Software Foundation, 51 Franklin Street, Fifth Floor, --
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-- Boston, MA 02110-1301, USA. --
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-- --
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-- As a special exception, if other files instantiate generics from this --
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-- unit, or you link this unit with other files to produce an executable, --
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-- this unit does not by itself cause the resulting executable to be --
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-- covered by the GNU General Public License. This exception does not --
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-- however invalidate any other reasons why the executable file might be --
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-- covered by the GNU Public License. --
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-- --
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-- GNARL was developed by the GNARL team at Florida State University. --
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-- Extensive contributions were provided by Ada Core Technologies, Inc. --
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-- --
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------------------------------------------------------------------------------
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-- This package provides exported subprograms to be called at debug time to
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-- measure stack usage at run-time.
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-- Note: this package must be a child package of System.Stack_Usage to have
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-- visibility over its private part; it is however part of GNARL because it
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-- needs to access tasking features via System.Tasking.Debug and
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-- System.Task_Primitives.Operations;
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package System.Stack_Usage.Tasking is
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procedure Report_All_Tasks;
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-- Print the current stack usage of all tasks on stderr. Exported to be
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-- called also in debug mode.
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pragma Export
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(C,
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Report_All_Tasks,
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"__gnat_tasks_stack_usage_report_all_tasks");
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procedure Report_Current_Task;
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-- Print the stack usage of current task on stderr. Exported to be called
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-- also in debug mode.
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pragma Export
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(C,
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Report_Current_Task,
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"__gnat_tasks_stack_usage_report_current_task");
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subtype Stack_Usage_Result is System.Stack_Usage.Task_Result;
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-- This type is a descriptor for task stack usage result
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type Stack_Usage_Result_Array is
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array (Positive range <>) of Stack_Usage_Result;
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function Get_Current_Task_Usage return Stack_Usage_Result;
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-- Return the current stack usage for the invoking task
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function Get_All_Tasks_Usage return Stack_Usage_Result_Array;
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-- Return an array containing the stack usage results for all tasks
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procedure Print (Obj : Stack_Usage_Result);
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-- Print Obj on stderr
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end System.Stack_Usage.Tasking;
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