Enable building a library of Gecko components that can be linked against directly and then registered using the static component loader (bug 207407). This enables us to do full prebinding on Mac OS X. Also, don't force libjar to be standalone if not building an installer. r=ccarlen, sr=sfraser.

git-svn-id: svn://10.0.0.236/trunk@143482 18797224-902f-48f8-a5cc-f745e15eee43
2003-06-09 22:26:46 +00:00
parent 98e4b9e148
commit da0a2dd5b4
2 changed files with 274 additions and 0 deletions
--- a/mozilla/embedding/componentlib/nsMetaModule.cpp.in
+++ b/mozilla/embedding/componentlib/nsMetaModule.cpp.in
@@ -0,0 +1,120 @@
+/* -*- 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
+nsMetaModule_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;
+    memset(&metainfo, 0, sizeof(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);
+}
+