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authorEd Maste <emaste@FreeBSD.org>2014-11-25 21:00:58 +0000
committerEd Maste <emaste@FreeBSD.org>2014-11-25 21:00:58 +0000
commit0cac4ca3916ac24ab6139d03cbfd18db9e715bfe (patch)
treec94307da318be46e5aeea1a325c1e91749506e4f /tools/lldb-mi/MICmdMgr.cpp
parent03b99097822ca3ac69252d9afae716a584ed56c4 (diff)
downloadsrc-0cac4ca3916ac24ab6139d03cbfd18db9e715bfe.tar.gz
src-0cac4ca3916ac24ab6139d03cbfd18db9e715bfe.zip
Import LLDB as of upstream SVN r216948 (git 50f7fe44)vendor/lldb/lldb-r216948
This corresponds with the branchpoint for the 3.5 release. A number of files not required for the FreeBSD build have been removed. Sponsored by: DARPA, AFRL
Notes
Notes: svn path=/vendor/lldb/dist/; revision=275072 svn path=/vendor/lldb/lldb-r216948/; revision=275074; tag=vendor/lldb/lldb-r216948
Diffstat (limited to 'tools/lldb-mi/MICmdMgr.cpp')
-rw-r--r--tools/lldb-mi/MICmdMgr.cpp257
1 files changed, 257 insertions, 0 deletions
diff --git a/tools/lldb-mi/MICmdMgr.cpp b/tools/lldb-mi/MICmdMgr.cpp
new file mode 100644
index 000000000000..4abcbad3f48d
--- /dev/null
+++ b/tools/lldb-mi/MICmdMgr.cpp
@@ -0,0 +1,257 @@
+//===-- MICmdMgr.cpp --------------------------------------------*- C++ -*-===//
+//
+// The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+//++
+// File: MICmdMgr.cpp
+//
+// Overview: CMICmdMgr implementation.
+//
+// Environment: Compilers: Visual C++ 12.
+// gcc (Ubuntu/Linaro 4.8.1-10ubuntu9) 4.8.1
+// Libraries: See MIReadmetxt.
+//
+// Copyright: None.
+//--
+
+// In-house headers:
+#include "MICmdMgr.h"
+#include "MICmnResources.h"
+#include "MICmnLog.h"
+#include "MICmdInterpreter.h"
+#include "MICmdFactory.h"
+#include "MICmdInvoker.h"
+#include "MICmdBase.h"
+#include "MIUtilSingletonBase.h"
+#include "MIUtilSingletonHelper.h"
+
+//++ ------------------------------------------------------------------------------------
+// Details: CMICmdMgr constructor.
+// Type: Method.
+// Args: None.
+// Return: None.
+// Throws: None.
+//--
+CMICmdMgr::CMICmdMgr( void )
+: m_interpretor( CMICmdInterpreter::Instance() )
+, m_factory( CMICmdFactory::Instance() )
+, m_invoker( CMICmdInvoker::Instance() )
+{
+}
+
+//++ ------------------------------------------------------------------------------------
+// Details: CMICmdMgr destructor.
+// Type: Overridable.
+// Args: None.
+// Return: None.
+// Throws: None.
+//--
+CMICmdMgr::~CMICmdMgr( void )
+{
+ Shutdown();
+}
+
+//++ ------------------------------------------------------------------------------------
+// Details: Initialize resources for *this Command Manager.
+// Type: Method.
+// Args: None.
+// Return: MIstatus::success - Functionality succeeded.
+// MIstatus::failure - Functionality failed.
+// Throws: None.
+//--
+bool CMICmdMgr::Initialize( void )
+{
+ m_clientUsageRefCnt++;
+
+ if( m_bInitialized )
+ return MIstatus::success;
+
+ bool bOk = MIstatus::success;
+ CMIUtilString errMsg;
+
+ // Note initialization order is important here as some resources depend on previous
+ MI::ModuleInit< CMICmnLog > ( IDS_MI_INIT_ERR_LOG , bOk, errMsg );
+ MI::ModuleInit< CMICmnResources >( IDS_MI_INIT_ERR_RESOURCES, bOk, errMsg );
+ if( bOk && !m_interpretor.Initialize() )
+ {
+ bOk = false;
+ errMsg = CMIUtilString::Format( MIRSRC( IDS_MI_INIT_ERR_CMDINTERPRETER ), m_interpretor.GetErrorDescription().c_str() );
+ }
+ if( bOk && !m_factory.Initialize() )
+ {
+ bOk = false;
+ errMsg = CMIUtilString::Format( MIRSRC( IDS_MI_INIT_ERR_CMDFACTORY ), m_factory.GetErrorDescription().c_str() );
+ }
+ if( bOk && !m_invoker.Initialize() )
+ {
+ bOk = false;
+ errMsg = CMIUtilString::Format( MIRSRC( IDS_MI_INIT_ERR_CMDINVOKER ), m_invoker.GetErrorDescription().c_str() );
+ }
+ m_bInitialized = bOk;
+
+ if( !bOk )
+ {
+ CMIUtilString strInitError( CMIUtilString::Format( MIRSRC( IDS_MI_INIT_ERR_CMDMGR ), errMsg.c_str() ) );
+ SetErrorDescription( strInitError );
+ return MIstatus::failure;
+ }
+
+ return MIstatus::success;
+}
+
+//++ ------------------------------------------------------------------------------------
+// Details: Release resources for *this Command Manager.
+// Type: Method.
+// Args: None.
+// Return: MIstatus::success - Functionality succeeded.
+// MIstatus::failure - Functionality failed.
+// Throws: None.
+//--
+bool CMICmdMgr::Shutdown( void )
+{
+ if( --m_clientUsageRefCnt > 0 )
+ return MIstatus::success;
+
+ if( !m_bInitialized )
+ return MIstatus::success;
+
+ m_bInitialized = false;
+
+ ClrErrorDescription();
+
+ bool bOk = MIstatus::success;
+ CMIUtilString errMsg;
+
+ // Tidy up
+ m_setCmdDeleteCallback.clear();
+
+ // Note shutdown order is important here
+ if( !m_invoker.Shutdown() )
+ {
+ bOk = false;
+ errMsg += CMIUtilString::Format( MIRSRC( IDS_MI_SHTDWN_ERR_CMDINVOKER ), m_invoker.GetErrorDescription().c_str() );
+ }
+ if( !m_factory.Shutdown() )
+ {
+ bOk = false;
+ if( !errMsg.empty() ) errMsg += ", ";
+ errMsg += CMIUtilString::Format( MIRSRC( IDS_MI_SHTDWN_ERR_CMDFACTORY ), m_factory.GetErrorDescription().c_str() );
+ }
+ if( !m_interpretor.Shutdown() )
+ {
+ bOk = false;
+ if( !errMsg.empty() ) errMsg += ", ";
+ errMsg += CMIUtilString::Format( MIRSRC( IDS_MI_SHTDWN_ERR_CMDINTERPRETER ), m_interpretor.GetErrorDescription().c_str() );
+ }
+ MI::ModuleShutdown< CMICmnResources >( IDS_MI_INIT_ERR_RESOURCES, bOk, errMsg );
+ MI::ModuleShutdown< CMICmnLog >( IDS_MI_INIT_ERR_LOG , bOk, errMsg );
+
+ if( !bOk )
+ {
+ SetErrorDescriptionn( MIRSRC( IDS_MI_SHUTDOWN_ERR ), errMsg.c_str() );
+ }
+
+ return MIstatus::success;
+}
+
+//++ ------------------------------------------------------------------------------------
+// Details: Establish whether the text data is an MI format type command.
+// Type: Method.
+// Args: vTextLine - (R) Text data to interpret.
+// vwbYesValid - (W) True = MI type command, false = not recognised.
+// vwbCmdNotInCmdFactor - (W) True = MI command not found in the command factor, false = recognised.
+// Return: MIstatus::success - Functionality succeeded.
+// MIstatus::failure - Functionality failed.
+// Throws: None.
+//--
+bool CMICmdMgr::CmdInterpret( const CMIUtilString & vTextLine, bool & vwbYesValid, bool & vwbCmdNotInCmdFactor, SMICmdData & rwCmdData )
+{
+ return m_interpretor.ValidateIsMi( vTextLine, vwbYesValid, vwbCmdNotInCmdFactor, rwCmdData );
+}
+
+//++ ------------------------------------------------------------------------------------
+// Details: Having previously had the potential command validated and found valid now
+// get the command executed.
+// If the Functionalityity returns MIstatus::failure call GetErrorDescription().
+// This function is used by the application's main thread.
+// Type: Method.
+// Args: vCmdData - (RW) Command meta data.
+// Return: MIstatus::success - Functionality succeeded.
+// MIstatus::failure - Functionality failed.
+// Throws: None.
+//--
+bool CMICmdMgr::CmdExecute( const SMICmdData & vCmdData )
+{
+ bool bOk = MIstatus::success;
+
+ // Pass the command's meta data structure to the command
+ // so it can update it if required. (Need to copy it out of the
+ // command before the command is deleted)
+ CMICmdBase * pCmd = nullptr;
+ bOk = m_factory.CmdCreate( vCmdData.strMiCmd, vCmdData, pCmd );
+ if( !bOk )
+ {
+ const CMIUtilString errMsg( CMIUtilString::Format( MIRSRC( IDS_CMDMGR_ERR_CMD_FAILED_CREATE ), m_factory.GetErrorDescription().c_str() ) );
+ SetErrorDescription( errMsg );
+ return MIstatus::failure;
+ }
+
+ bOk = m_invoker.CmdExecute( *pCmd );
+ if( !bOk )
+ {
+ const CMIUtilString errMsg( CMIUtilString::Format( MIRSRC( IDS_CMDMGR_ERR_CMD_INVOKER ), m_invoker.GetErrorDescription().c_str() ) );
+ SetErrorDescription( errMsg );
+ return MIstatus::failure;
+ }
+
+ return bOk;
+}
+
+//++ ------------------------------------------------------------------------------------
+// Details: Iterate all interested clients and tell them a command is being deleted.
+// Type: Method.
+// Args: vCmdData - (RW) The command to be deleted.
+// Return: MIstatus::success - Functional succeeded.
+// MIstatus::failure - Functional failed.
+// Throws: None.
+//--
+bool CMICmdMgr::CmdDelete( SMICmdData vCmdData )
+{
+ // Note vCmdData is a copy! The command holding its copy will be deleted soon
+ // we still need to iterate callback clients after a command object is deleted
+
+ m_setCmdDeleteCallback.Delete( vCmdData );
+
+ return MIstatus::success;
+}
+
+//++ ------------------------------------------------------------------------------------
+// Details: Register an object to be called when a command object is deleted.
+// Type: Method.
+// Args: vObject - (R) A new interested client.
+// Return: MIstatus::success - Functional succeeded.
+// MIstatus::failure - Functional failed.
+// Throws: None.
+//--
+bool CMICmdMgr::CmdRegisterForDeleteNotification( CMICmdMgrSetCmdDeleteCallback::ICallback & vObject )
+{
+ return m_setCmdDeleteCallback.Register( vObject );
+}
+
+//++ ------------------------------------------------------------------------------------
+// Details: Unregister an object from being called when a command object is deleted.
+// Type: Method.
+// Args: vObject - (R) The was interested client.
+// Return: MIstatus::success - Functional succeeded.
+// MIstatus::failure - Functional failed.
+// Throws: None.
+//--
+bool CMICmdMgr::CmdUnregisterForDeleteNotification( CMICmdMgrSetCmdDeleteCallback::ICallback & vObject )
+{
+ return m_setCmdDeleteCallback.Unregister( vObject );
+}