LCOV - code coverage report
Current view: directory - ipc/glue - ScopedXREEmbed.cpp (source / functions) Found Hit Coverage
Test: app.info Lines: 27 4 14.8 %
Date: 2012-06-02 Functions: 4 1 25.0 %

       1                 : /* ***** BEGIN LICENSE BLOCK *****
       2                 :  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
       3                 :  *
       4                 :  * The contents of this file are subject to the Mozilla Public License Version
       5                 :  * 1.1 (the "License"); you may not use this file except in compliance with
       6                 :  * the License. You may obtain a copy of the License at
       7                 :  * http://www.mozilla.org/MPL/
       8                 :  *
       9                 :  * Software distributed under the License is distributed on an "AS IS" basis,
      10                 :  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
      11                 :  * for the specific language governing rights and limitations under the
      12                 :  * License.
      13                 :  *
      14                 :  * The Original Code is Mozilla Plugin App.
      15                 :  *
      16                 :  * The Initial Developer of the Original Code is
      17                 :  *   Ben Turner <bent.mozilla@gmail.com>.
      18                 :  * Portions created by the Initial Developer are Copyright (C) 2009
      19                 :  * the Initial Developer. All Rights Reserved.
      20                 :  *
      21                 :  * Contributor(s):
      22                 :  *
      23                 :  * Alternatively, the contents of this file may be used under the terms of
      24                 :  * either the GNU General Public License Version 2 or later (the "GPL"), or
      25                 :  * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
      26                 :  * in which case the provisions of the GPL or the LGPL are applicable instead
      27                 :  * of those above. If you wish to allow use of your version of this file only
      28                 :  * under the terms of either the GPL or the LGPL, and not to allow others to
      29                 :  * use your version of this file under the terms of the MPL, indicate your
      30                 :  * decision by deleting the provisions above and replace them with the notice
      31                 :  * and other provisions required by the GPL or the LGPL. If you do not delete
      32                 :  * the provisions above, a recipient may use your version of this file under
      33                 :  * the terms of any one of the MPL, the GPL or the LGPL.
      34                 :  *
      35                 :  * ***** END LICENSE BLOCK ***** */
      36                 : 
      37                 : #include "ScopedXREEmbed.h"
      38                 : 
      39                 : #include "base/command_line.h"
      40                 : #include "base/string_util.h"
      41                 : 
      42                 : #include "nsIFile.h"
      43                 : #include "nsILocalFile.h"
      44                 : 
      45                 : #include "nsCOMPtr.h"
      46                 : #include "nsServiceManagerUtils.h"
      47                 : #include "nsStringGlue.h"
      48                 : #include "nsXULAppAPI.h"
      49                 : 
      50                 : using mozilla::ipc::ScopedXREEmbed;
      51                 : 
      52               1 : ScopedXREEmbed::ScopedXREEmbed()
      53               1 : : mShouldKillEmbedding(false)
      54                 : {
      55               1 :   NS_LogInit();
      56               1 : }
      57                 : 
      58               0 : ScopedXREEmbed::~ScopedXREEmbed()
      59                 : {
      60               0 :   Stop();
      61               0 :   NS_LogTerm();
      62               0 : }
      63                 : 
      64                 : void
      65               0 : ScopedXREEmbed::Start()
      66                 : {
      67               0 :   std::string path;
      68                 : #if defined(OS_WIN)
      69                 :   path = WideToUTF8(CommandLine::ForCurrentProcess()->program());
      70                 : #elif defined(OS_POSIX)
      71               0 :   path = CommandLine::ForCurrentProcess()->argv()[0];
      72                 : #else
      73                 : #  error Sorry
      74                 : #endif
      75                 : 
      76               0 :   nsCOMPtr<nsILocalFile> localFile;
      77               0 :   nsresult rv = XRE_GetBinaryPath(path.c_str(), getter_AddRefs(localFile));
      78               0 :   if (NS_FAILED(rv))
      79                 :     return;
      80                 : 
      81               0 :   nsCOMPtr<nsIFile> parent;
      82               0 :   rv = localFile->GetParent(getter_AddRefs(parent));
      83               0 :   if (NS_FAILED(rv))
      84                 :     return;
      85                 : 
      86               0 :   localFile = do_QueryInterface(parent);
      87               0 :   NS_ENSURE_TRUE(localFile,);
      88                 : 
      89                 : #ifdef OS_MACOSX
      90                 :   if (XRE_GetProcessType() == GeckoProcessType_Content) {
      91                 :     // We're an XPCOM-using subprocess.  Walk out of
      92                 :     // [subprocess].app/Contents/MacOS to the real GRE dir.
      93                 :     rv = localFile->GetParent(getter_AddRefs(parent));
      94                 :     if (NS_FAILED(rv))
      95                 :       return;
      96                 : 
      97                 :     localFile = do_QueryInterface(parent);
      98                 :     NS_ENSURE_TRUE(localFile,);
      99                 : 
     100                 :     rv = localFile->GetParent(getter_AddRefs(parent));
     101                 :     if (NS_FAILED(rv))
     102                 :       return;
     103                 : 
     104                 :     localFile = do_QueryInterface(parent);
     105                 :     NS_ENSURE_TRUE(localFile,);
     106                 : 
     107                 :     rv = localFile->GetParent(getter_AddRefs(parent));
     108                 :     if (NS_FAILED(rv))
     109                 :       return;
     110                 : 
     111                 :     localFile = do_QueryInterface(parent);
     112                 :     NS_ENSURE_TRUE(localFile,);
     113                 :   }
     114                 : #endif
     115                 : 
     116               0 :   rv = XRE_InitEmbedding2(localFile, localFile, nsnull);
     117               0 :   if (NS_FAILED(rv))
     118                 :     return;
     119                 : 
     120               0 :   mShouldKillEmbedding = true;
     121                 : }
     122                 : 
     123                 : void
     124               0 : ScopedXREEmbed::Stop()
     125                 : {
     126               0 :   if (mShouldKillEmbedding) {
     127               0 :     XRE_TermEmbedding();
     128               0 :     mShouldKillEmbedding = false;
     129                 :   }
     130               0 : }

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