mirror of
https://github.com/mozilla/gecko-dev.git
synced 2024-12-25 01:01:52 +00:00
120 lines
3.7 KiB
C++
120 lines
3.7 KiB
C++
/* -*- 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.org code.
|
|
*
|
|
* The Initial Developer of the Original Code is Netscape
|
|
* Communications Corporation. Portions created by Netscape are
|
|
* Copyright (C) 1998 Netscape Communications Corporation. All
|
|
* Rights Reserved.
|
|
*
|
|
* Contributor(s):
|
|
* Christopher Seawood <cls@seawood.org>
|
|
* Doug Turner <dougt@netscape.com>
|
|
* Chris Waterson <waterson@netscape.com>
|
|
*/
|
|
|
|
#line 27 "nsMetaModule.cpp.in"
|
|
#include "nsError.h"
|
|
#include "nsIModule.h"
|
|
#include "nsIFile.h"
|
|
#include "nsIGenericFactory.h"
|
|
#include "prmem.h"
|
|
|
|
%DECLARE_SUBMODULE_INFOS%
|
|
#line 35 "nsMetaModule.cpp.in"
|
|
|
|
static nsModuleInfo* gSubModules[] = {
|
|
%SUBMODULE_INFOS%
|
|
#line 39 "nsMetaModule.cpp.in"
|
|
};
|
|
|
|
#define NUM_SUB_MODULES (sizeof(gSubModules) / sizeof(gSubModules[0]))
|
|
|
|
static nsModuleComponentInfo* gComponentInfo;
|
|
static PRBool gInitialized = PR_FALSE;
|
|
|
|
PR_STATIC_CALLBACK(nsresult)
|
|
Initialize(nsIModule *self)
|
|
{
|
|
if (! gInitialized) {
|
|
// Run the ctor for each sub-module
|
|
gInitialized = PR_TRUE;
|
|
|
|
nsModuleInfo** module = gSubModules;
|
|
nsModuleInfo** limit = module + NUM_SUB_MODULES;
|
|
for ( ; module < limit; ++module) {
|
|
if ((*module)->mCtor)
|
|
((*module)->mCtor)(self);
|
|
}
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
PR_STATIC_CALLBACK(void)
|
|
Shutdown(nsIModule *self)
|
|
{
|
|
if (gInitialized) {
|
|
// Run the dtor for each sub-module
|
|
gInitialized = PR_FALSE;
|
|
|
|
nsModuleInfo** module = gSubModules;
|
|
nsModuleInfo** limit = module + NUM_SUB_MODULES;
|
|
for ( ; module < limit; ++module) {
|
|
if ((*module)->mDtor)
|
|
((*module)->mDtor)(self);
|
|
}
|
|
}
|
|
}
|
|
|
|
extern "C" NS_EXPORT nsresult
|
|
NSGetModule(nsIComponentManager *servMgr,
|
|
nsIFile *location,
|
|
nsIModule **result)
|
|
{
|
|
// Count the number of components contained in all of the
|
|
// sub-modules
|
|
nsModuleInfo** info = gSubModules;
|
|
nsModuleInfo** limit = info + NUM_SUB_MODULES;
|
|
PRUint32 count = 0;
|
|
for ( ; info < limit; ++info)
|
|
count += (*info)->mCount;
|
|
|
|
// Allocate an nsModuleComponentInfo array large enough to contain
|
|
// all of them. This will be permanently leaked.
|
|
gComponentInfo = new nsModuleComponentInfo[count];
|
|
if (! gComponentInfo)
|
|
return NS_ERROR_OUT_OF_MEMORY;
|
|
|
|
// Copy the module component info into the contiguous array
|
|
nsModuleComponentInfo *comps = gComponentInfo;
|
|
for (info = gSubModules; info < limit; ++info) {
|
|
PRUint32 n = (*info)->mCount;
|
|
::memcpy(comps, (*info)->mComponents, sizeof(nsModuleComponentInfo) * n);
|
|
comps += n;
|
|
}
|
|
|
|
// Dummy up an nsModuleInfo struct to register us as a generic
|
|
// module that contains all our sub-module's components.
|
|
nsModuleInfo metainfo;
|
|
metainfo.mVersion = NS_MODULEINFO_VERSION;
|
|
metainfo.mModuleName = META_MODULE " meta module";
|
|
metainfo.mComponents = gComponentInfo;
|
|
metainfo.mCount = count;
|
|
metainfo.mCtor = Initialize;
|
|
metainfo.mDtor = Shutdown;
|
|
|
|
return NS_NewGenericModule2(&metainfo, result);
|
|
}
|
|
|