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Diffstat (limited to 'gcc/ada/s-traces.ads')
| -rw-r--r-- | gcc/ada/s-traces.ads | 114 |
1 files changed, 114 insertions, 0 deletions
diff --git a/gcc/ada/s-traces.ads b/gcc/ada/s-traces.ads new file mode 100644 index 000000000..f1b3f8a6f --- /dev/null +++ b/gcc/ada/s-traces.ads @@ -0,0 +1,114 @@ +------------------------------------------------------------------------------ +-- -- +-- GNAT RUN-TIME LIBRARY (GNARL) COMPONENTS -- +-- -- +-- S Y S T E M . T R A C E S -- +-- -- +-- S p e c -- +-- -- +-- Copyright (C) 2001-2009, Free Software Foundation, Inc. -- +-- -- +-- GNARL is free software; you can redistribute it and/or modify it under -- +-- terms of the GNU General Public License as published by the Free Soft- -- +-- ware Foundation; either version 3, or (at your option) any later ver- -- +-- sion. GNAT is distributed in the hope that it will be useful, but WITH- -- +-- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY -- +-- or FITNESS FOR A PARTICULAR PURPOSE. -- +-- -- +-- As a special exception under Section 7 of GPL version 3, you are granted -- +-- additional permissions described in the GCC Runtime Library Exception, -- +-- version 3.1, as published by the Free Software Foundation. -- +-- -- +-- You should have received a copy of the GNU General Public License and -- +-- a copy of the GCC Runtime Library Exception along with this program; -- +-- see the files COPYING3 and COPYING.RUNTIME respectively. If not, see -- +-- <http://www.gnu.org/licenses/>. -- +-- -- +-- GNAT was originally developed by the GNAT team at New York University. -- +-- Extensive contributions were provided by Ada Core Technologies Inc. -- +-- -- +------------------------------------------------------------------------------ + +-- This package implements functions for traces when tasking is not involved + +-- Warning : NO dependencies to tasking should be created here + +-- This package, and all its children are used to implement debug +-- informations + +-- A new primitive, Send_Trace_Info (Id : Trace_T; 'data') is introduced. +-- Trace_T is an event identifier, 'data' are the informations to pass +-- with the event. This procedure is used from within the Runtime to send +-- debug informations. + +-- This primitive is overloaded in System.Traces.Tasking and this package + +-- Send_Trace_Info calls Send_Trace, in System.Traces.Send, which is target +-- dependent, to send the debug informations to a debugger, stream .. + +-- To add a new event, just add them to the Trace_T type, and write the +-- corresponding Send_Trace_Info procedure. It may be required for some +-- target to modify Send_Trace (e.g. VxWorks). + +-- To add a new target, just adapt System.Traces.Send to your own purposes + +package System.Traces is + pragma Preelaborate; + + type Trace_T is + ( + -- Events handled + + -- Messages + + M_Accept_Complete, + M_Select_Else, + M_RDV_Complete, + M_Call_Complete, + M_Delay, + + -- Errors + + E_Missed, + E_Timeout, + E_Kill, + + -- Waiting events + + W_Call, + W_Accept, + W_Select, + W_Completion, + W_Delay, + WU_Delay, + + WT_Call, + WT_Select, + WT_Completion, + + -- Protected objects events + + PO_Call, + POT_Call, + PO_Run, + PO_Lock, + PO_Unlock, + PO_Done, + + -- Task handling events + + T_Create, + T_Activate, + T_Abort, + T_Terminate); + + -- Send_Trace_Info procedures + + -- They are overloaded, depending on the parameters passed with + -- the event, e.g. Time information, Task name, Accept name ... + + procedure Send_Trace_Info (Id : Trace_T); + + procedure Send_Trace_Info (Id : Trace_T; Timeout : Duration); + +end System.Traces; |