gecko-dev/xpcom/threads/nsProcessMac.cpp

190 строки
4.6 KiB
C++
Исходник Обычный вид История

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* The contents of this file are subject to the Netscape Public
* License Version 1.1 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.mozilla.org/NPL/
*
* Software distributed under the License is distributed on an "AS
* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
* implied. See the License for the specific language governing
* rights and limitations under the License.
*
* The Original Code is Mozilla Communicator client code,
* released March 31, 1998.
*
* The Initial Developer of the Original Code is Netscape Communications
* Corporation. Portions created by Netscape are
* Copyright (C) 1998-1999 Netscape Communications Corporation. All
* Rights Reserved.
*
* Contributor(s):
* Don Bragg <dbragg@netscape.com>
* Samir Gehani <sgehani@netscape.com>
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*/
/*****************************************************************************
*
* nsProcess is used to execute new processes and specify if you want to
* wait (blocking) or continue (non-blocking).
*
*****************************************************************************
*/
#include "nsCOMPtr.h"
#include "nsMemory.h"
#include "nsProcess.h"
#include "prtypes.h"
#include "prio.h"
#include "prenv.h"
#include "nsCRT.h"
#include "prthread.h"
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#include <stdlib.h>
#include <Processes.h>
#include "nsILocalFileMac.h"
//-------------------------------------------------------------------//
// nsIProcess implementation
//-------------------------------------------------------------------//
NS_IMPL_ISUPPORTS1(nsProcess, nsIProcess)
//Constructor
nsProcess::nsProcess()
:mExitValue(-1),
mProcess(nsnull)
{
NS_INIT_ISUPPORTS();
}
nsProcess::~nsProcess()
{
}
NS_IMETHODIMP
nsProcess::Init(nsIFile* executable)
{
PRBool isFile;
//First make sure the file exists
nsresult rv = executable->IsFile(&isFile);
if (NS_FAILED(rv)) return rv;
if (!isFile)
return NS_ERROR_FAILURE;
mExecutable = executable;
return NS_OK;
}
NS_IMETHODIMP
nsProcess::Run(PRBool blocking, const char **args, PRUint32 count, PRUint32 *pid)
{
OSErr err = noErr;
LaunchParamBlockRec launchPB;
FSSpec resolvedSpec;
Boolean bDone = false;
ProcessInfoRec info;
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nsCOMPtr<nsILocalFileMac> macExecutable = do_QueryInterface(mExecutable);
macExecutable->GetFSSpec(&resolvedSpec);
launchPB.launchAppSpec = &resolvedSpec;
launchPB.launchAppParameters = NULL;
launchPB.launchBlockID = extendedBlock;
launchPB.launchEPBLength = extendedBlockLen;
launchPB.launchFileFlags = NULL;
launchPB.launchControlFlags = launchContinue + launchNoFileFlags + launchUseMinimum;
if (!blocking)
launchPB.launchControlFlags += launchDontSwitch;
err = LaunchApplication(&launchPB);
if (err != noErr)
return NS_ERROR_FAILURE;
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// NOTE: blocking mode assumes you are running on a thread
// other than the UI thread that has teh main event loop
if (blocking)
{
do
{
info.processInfoLength = sizeof(ProcessInfoRec);
info.processName = nil;
info.processAppSpec = nil;
err = GetProcessInformation(&launchPB.launchProcessSN, &info);
if (err == noErr)
{
// still running so sleep some more (200 msecs)
PR_Sleep(200);
}
else
{
// no longer in process manager's internal list: so assume done
bDone = true;
}
}
while (!bDone);
}
return NS_OK;
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}
NS_IMETHODIMP nsProcess::InitWithPid(PRUint32 pid)
{
return NS_ERROR_NOT_IMPLEMENTED;
}
NS_IMETHODIMP
nsProcess::GetEnvironment(const char *aName, char **aValue)
{
NS_ENSURE_ARG_POINTER(aName);
*aValue = nsCRT::strdup(PR_GetEnv(aName));
if (!*aValue)
return NS_ERROR_OUT_OF_MEMORY;
return NS_OK;
}
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NS_IMETHODIMP
nsProcess::GetLocation(nsIFile** aLocation)
{
return NS_ERROR_NOT_IMPLEMENTED;
}
NS_IMETHODIMP
nsProcess::GetPid(PRUint32 *aPid)
{
return NS_ERROR_NOT_IMPLEMENTED;
}
NS_IMETHODIMP
nsProcess::GetProcessName(char** aProcessName)
{
return NS_ERROR_NOT_IMPLEMENTED;
}
NS_IMETHODIMP
nsProcess::GetProcessSignature(PRUint32 *aProcessSignature)
{
return NS_ERROR_NOT_IMPLEMENTED;
}
NS_IMETHODIMP
nsProcess::Kill()
{
return NS_ERROR_NOT_IMPLEMENTED;
}
NS_IMETHODIMP
nsProcess::GetExitValue(PRInt32 *aExitValue)
{
return NS_ERROR_NOT_IMPLEMENTED;
}