More hacking on static linking (iOS) support

cppu/source/uno/lbenv.cxx

@@ -1061,13 +1061,22 @@ inline void EnvironmentsData::getRegisteredEnvironments(
 static bool loadEnv(OUString const  & cLibStem,
                     uno_Environment * pEnv)
 {
-#ifdef IOS
+#ifdef DISABLE_DYNLOADING
     oslModule hMod;
     uno_initEnvironmentFunc fpInit = NULL;
 
-    if (cLibStem.equalsAsciiL( RTL_CONSTASCII_STRINGPARAM("gcc3_uno")) )
-        fpInit = gcc3_uno_initEnvironment;
-    osl_getModuleHandle( NULL, &hMod );
+    if (cLibStem.equalsAsciiL( RTL_CONSTASCII_STRINGPARAM(CPPU_CURRENT_LANGUAGE_BINDING_NAME "_uno")) )
+        fpInit = CPPU_ENV_uno_initEnvironment;
+    else
+    {
+#if OSL_DEBUG_LEVEL > 1
+        OSL_TRACE( "%s: Unhandled env: %s", __PRETTY_FUNCTION__, OUStringToOString( cLibStem, RTL_TEXTENCODING_ASCII_US).getStr() );
+#endif
+        return false;
+    }
+    // In the DISABLE_DYNLOADING case the functions that hMod is
+    // passed to below don't do anything with it anyway.
+    hMod = 0;
 #else
     // late init with some code from matching uno language binding
     // will be unloaded by environment

cppu/source/uno/lbmap.cxx

@@ -330,7 +330,29 @@ static inline void setNegativeBridge( const OUString & rBridgeName )
     MutexGuard aGuard( rData.aNegativeLibsMutex );
     rData.aNegativeLibs.insert( rBridgeName );
 }
-//==================================================================================================
+
+#ifdef DISABLE_DYNLOADING
+
+static uno_ext_getMappingFunc selectMapFunc( const OUString & rBridgeName )
+    SAL_THROW(())
+{
+    if (rBridgeName.equalsAscii( CPPU_CURRENT_LANGUAGE_BINDING_NAME "_uno" ))
+        return CPPU_ENV_uno_ext_getMapping;
+#ifndef IOS
+    // I don't think the affine or log bridges will be needed on iOS,
+    // and DISABLE_DYNLOADING will hardly be used elsewhere, but if
+    // somebody wants to experiment, need to find out then whether
+    // these are needed.
+    if (rBridgeName.equalsAscii( "affine_uno_uno" ))
+        return affine_uno_uno_ext_getMapping;
+    if (rBridgeName.equalsAscii( "log_uno_uno" ))
+        return log_uno_uno_ext_getMapping;
+#endif
+    return 0;
+}
+
+#else
+
 static inline oslModule loadModule( const OUString & rBridgeName )
     SAL_THROW(())
 {
@@ -353,6 +375,9 @@ static inline oslModule loadModule( const OUString & rBridgeName )
     }
     return 0;
 }
+
+#endif
+
 //==================================================================================================
 static Mapping loadExternalMapping(
     const Environment & rFrom, const Environment & rTo, const OUString & rAddPurpose )
@@ -361,6 +386,43 @@ static Mapping loadExternalMapping(
     OSL_ASSERT( rFrom.is() && rTo.is() );
     if (rFrom.is() && rTo.is())
     {
+#ifdef DISABLE_DYNLOADING
+        OUString aName;
+        uno_ext_getMappingFunc fpGetMapFunc = 0;
+
+        if (EnvDcp::getTypeName(rFrom.getTypeName()).equalsAsciiL( RTL_CONSTASCII_STRINGPARAM(UNO_LB_UNO) ))
+        {
+            aName = getBridgeName( rTo, rFrom, rAddPurpose );
+            fpGetMapFunc = selectMapFunc( aName );
+        }
+        if (! fpGetMapFunc)
+        {
+            aName = getBridgeName( rFrom, rTo, rAddPurpose );
+            fpGetMapFunc = selectMapFunc( aName );
+        }
+        if (! fpGetMapFunc)
+        {
+            aName = getBridgeName( rTo, rFrom, rAddPurpose );
+            fpGetMapFunc = selectMapFunc( aName );
+        }
+
+        if (! fpGetMapFunc)
+        {
+#if OSL_DEBUG_LEVEL > 1
+            OSL_TRACE( "Could not find mapfunc for %s", OUStringToOString( aName, RTL_TEXTENCODING_ASCII_US ).getStr());
+#endif
+            return Mapping();
+        }
+
+        if (fpGetMapFunc)
+        {
+            Mapping aExt;
+            (*fpGetMapFunc)( (uno_Mapping **)&aExt, rFrom.get(), rTo.get() );
+            OSL_ASSERT( aExt.is() );
+            if (aExt.is())
+                return aExt;
+        }
+#else
         // find proper lib
         oslModule hModule = 0;
         OUString aName;
@@ -393,6 +455,7 @@ static Mapping loadExternalMapping(
             ::osl_unloadModule( hModule );
             setNegativeBridge( aName );
         }
+#endif
     }
     return Mapping();
 }

cppuhelper/source/shlib.cxx

@@ -127,7 +127,8 @@ namespace
     class theAccessDPath : public rtl::Static<buildAccessDPath, theAccessDPath> {};
 }
 
-//------------------------------------------------------------------------------
+#ifndef DISABLE_DYNLOADING
+
 static const ::std::vector< OUString > * getAccessDPath() SAL_THROW(())
 {
     return theAccessDPath::get().getAccessDPath();
@@ -321,6 +322,8 @@ static void getLibEnv(oslModule                lib,
     }
 }
 
+#endif
+
 extern "C" {static void s_getFactory(va_list * pParam)
 {
     component_getFactoryFunc         pSym      = va_arg(*pParam, component_getFactoryFunc);
@@ -361,7 +364,21 @@ Reference< XInterface > invokeComponentFactory(
     uno::Environment env;
     OUString aEnvTypeName;
 
+#ifdef DISABLE_DYNLOADING
+    (void) lib;
+    (void) rPrefix;
+    // It seems that the only UNO components that have
+    // component_getImplementationEnvironment functions are the JDBC
+    // and ADO (whatever that is) database connectivity thingies
+    // neither of which make sense on iOS (which is the only platform
+    // for which DISABLE_DYNLOADING is intended, really). So we can
+    // simoly bypass the getLibEnv() stuff and don't need to wonder
+    // how to find out what function to call at this point if
+    // statically linked.
+    aEnvTypeName = CPPU_CURRENT_LANGUAGE_BINDING_NAME;
+#else
     getLibEnv(lib, &env, &aEnvTypeName, currentEnv, rImplName, rPrefix);
+#endif
 
     OString aImplName(
         OUStringToOString( rImplName, RTL_TEXTENCODING_ASCII_US ) );
@@ -439,7 +456,7 @@ Reference< XInterface > invokeComponentFactory(
 
 } // namespace
 
-#ifdef IOS
+#ifdef DISABLE_DYNLOADING
 extern "C"
 {
     // In stoc/source/bootstrap/services.cxx.
@@ -461,7 +478,7 @@ Reference< XInterface > SAL_CALL loadSharedLibComponentFactory(
     OUString const & rPrefix )
     SAL_THROW( (loader::CannotActivateFactoryException) )
 {
-#ifndef IOS
+#ifndef DISABLE_DYNLOADING
     OUString sLibName(rLibName);
 
 #ifdef ANDROID
@@ -506,13 +523,20 @@ Reference< XInterface > SAL_CALL loadSharedLibComponentFactory(
 
     oslGenericFunction pSym = NULL;
 
-#ifdef IOS
+#ifdef DISABLE_DYNLOADING
     if ( rLibName.equals( OUSTR("bootstrap.uno" SAL_DLLEXTENSION)) )
          pSym = (oslGenericFunction) bootstrap_component_getFactory;
+    else
+    {
+#if OSL_DEBUG_LEVEL > 1
+        OSL_TRACE( "%s: attempting to load unknown library %s", __PRETTY_FUNCTION__, OUStringToOString( rLibName, RTL_TEXTENCODING_ASCII_US ).getStr() );
 #endif
+    }
+#else
 
     if ( pSym == NULL )
         pSym = osl_getFunctionSymbol( lib, aGetFactoryName.pData );
+#endif
 
     if (pSym != 0)
     {
@@ -573,6 +597,8 @@ Reference< XInterface > SAL_CALL invokeStaticComponentFactory(
     return xRet;
 }
 
+#ifndef DISABLE_DYNLOADING
+
 //==============================================================================
 extern "C" { static void s_writeInfo(va_list * pParam)
 {
@@ -697,6 +723,8 @@ void SAL_CALL writeSharedLibComponentInfo(
     }
 }
 
+#endif // DISABLE_DYNLOADING
+
 }
 
 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */

sal/Library_sal.mk

@@ -46,7 +46,6 @@ $(eval $(call gb_Library_add_defs,sal,\
 		-DFORCE_SYSALLOC \
 	) \
 	$(if $(filter $(OS),IOS), \
-		-DNO_DL_FUNCTIONS \
 		-DNO_CHILD_PROCESSES \
 	) \
 	$(LFS_CFLAGS) \

sal/cppunittester/cppunittester.cxx

@@ -128,7 +128,7 @@ public:
     }
     bool run() const
     {
-#ifdef IOS
+#ifdef DISABLE_DYNLOADING
         // For iOS cppunit plugins aren't really "plugins" (shared
         // libraries), but just static archives. In the real main
         // program of a cppunit app, which calls the lo_main() that
@@ -206,7 +206,7 @@ SAL_IMPLEMENT_MAIN() {
         if (rtl_getAppCommandArgCount() - index < 3) {
             usageFailure();
         }
-#ifndef IOS
+#ifndef DISABLE_DYNLOADING
         rtl::OUString lib(getArgument(index + 1));
         rtl::OUString sym(getArgument(index + 2));
         modules.push_back(new osl::Module(lib, SAL_LOADMODULE_GLOBAL));

sal/inc/cppunittester/protectorfactory.hxx

@@ -50,7 +50,7 @@ namespace cppunittester
     extern "C" typedef LibreOfficeProtector * SAL_CALL ProtectorFactory();
 }
 
-#ifdef IOS
+#ifdef DISABLE_DYNLOADING
 extern "C" CppUnit::Protector *unoexceptionprotector();
 #endif
 

sal/osl/unx/module.cxx

@@ -50,8 +50,8 @@ extern "C" int UnicodeToText(char *, size_t, const sal_Unicode *, sal_Int32);
 
 static sal_Bool getModulePathFromAddress(void * address, rtl_String ** path) {
     sal_Bool result = sal_False;
-/* Bah, we do want to use dladdr here also on iOS, I think? */
-#if !defined(NO_DL_FUNCTIONS) || defined(IOS)
+    // We do want to have this functionality also in the
+    // DISABLE_DYNLOADING case, I think?
 #if defined(AIX)
     int size = 4 * 1024;
     char *buf, *filename=NULL;
@@ -114,7 +114,6 @@ static sal_Bool getModulePathFromAddress(void * address, rtl_String ** path) {
     {
         result = sal_False;
     }
-#endif
 #endif
     return result;
 }
@@ -158,7 +157,7 @@ oslModule SAL_CALL osl_loadModuleAscii(const sal_Char *pModuleName, sal_Int32 nR
         "sal.osl", "only either LAZY or NOW");
     if (pModuleName)
     {
-#ifndef NO_DL_FUNCTIONS
+#ifndef DISABLE_DYNLOADING
 #ifdef ANDROID
         (void) nRtldMode;
         void *pLib = lo_dlopen(pModuleName);
@@ -175,10 +174,10 @@ oslModule SAL_CALL osl_loadModuleAscii(const sal_Char *pModuleName, sal_Int32 nR
 #endif
         return ((oslModule)(pLib));
 
-#else   /* NO_DL_FUNCTIONS */
+#else   /* DISABLE_DYNLOADING */
         (void) nRtldMode;
         printf("No DL Functions\n");
-#endif  /* NO_DL_FUNCTIONS */
+#endif  /* DISABLE_DYNLOADING */
     }
     return NULL;
 }
@@ -220,7 +219,7 @@ oslModule osl_loadModuleRelativeAscii(
 sal_Bool SAL_CALL
 osl_getModuleHandle(rtl_uString *, oslModule *pResult)
 {
-#if !defined(NO_DL_FUNCTIONS) || defined(IOS)
+#if !defined(DISABLE_DYNLOADING) || defined(IOS)
     *pResult = (oslModule) RTLD_DEFAULT;
 #else
     *pResult = NULL;
@@ -235,7 +234,7 @@ void SAL_CALL osl_unloadModule(oslModule hModule)
 {
     if (hModule)
     {
-#ifndef NO_DL_FUNCTIONS
+#ifndef DISABLE_DYNLOADING
 #ifdef ANDROID
         int nRet = lo_dlclose(hModule);
 #else
@@ -243,7 +242,7 @@ void SAL_CALL osl_unloadModule(oslModule hModule)
 #endif
         SAL_INFO_IF(
             nRet != 0, "sal.osl", "dlclose(" << hModule << "): " << dlerror());
-#endif /* ifndef NO_DL_FUNCTIONS */
+#endif /* ifndef DISABLE_DYNLOADING */
     }
 }
 
@@ -265,8 +264,8 @@ osl_getAsciiFunctionSymbol(oslModule Module, const sal_Char *pSymbol)
 {
     void *fcnAddr = NULL;
 
-/* We do want to use dlsym on iOS */
-#if !defined(NO_DL_FUNCTIONS) || defined(IOS)
+    // We do want to use dlsym() also in the DISABLE_DYNLOADING case
+    // just to look up symbols in the static executable, I think.
     if (pSymbol)
     {
         fcnAddr = dlsym(Module, pSymbol);
@@ -274,7 +273,6 @@ osl_getAsciiFunctionSymbol(oslModule Module, const sal_Char *pSymbol)
             fcnAddr == 0, "sal.osl",
             "dlsym(" << Module << ", " << pSymbol << "): " << dlerror());
     }
-#endif
 
     return (oslGenericFunction) fcnAddr;
 }

sal/osl/unx/process_impl.cxx

@@ -119,7 +119,7 @@ oslProcessError SAL_CALL osl_bootstrap_getExecutableFile_Impl (
     return (result);
 }
 
-#elif !defined(NO_DL_FUNCTIONS)
+#else
 #include <dlfcn.h>
 
 oslProcessError SAL_CALL osl_bootstrap_getExecutableFile_Impl (
@@ -169,17 +169,7 @@ oslProcessError SAL_CALL osl_bootstrap_getExecutableFile_Impl (
     return (result);
 }
 
-#else  /* NO_DL_FUNCTIONS */
-
-oslProcessError SAL_CALL osl_bootstrap_getExecutableFile_Impl (
-    rtl_uString ** ppFileURL
-) SAL_THROW_EXTERN_C()
-{
-    /* Fallback to ordinary osl_getExecutableFile(). */
-    return osl_getExecutableFile (ppFileURL);
-}
-
-#endif /* NO_DL_FUNCTIONS */
+#endif
 
 /***************************************
  CommandArgs_Impl.

sal/rtl/source/unload.cxx

@@ -42,6 +42,8 @@ using osl::MutexGuard;
 
 //----------------------------------------------------------------------------
 
+#ifndef DISABLE_DYNLOADING
+
 static void rtl_notifyUnloadingListeners();
 
 static sal_Bool isEqualTimeValue ( const TimeValue* time1,  const TimeValue* time2)
@@ -118,14 +120,23 @@ static osl::Mutex& getUnloadingMutex()
     return theUnloadingMutex::get();
 }
 
+#endif
+
 extern "C" void rtl_moduleCount_acquire(rtl_ModuleCount * that )
 {
+#ifdef DISABLE_DYNLOADING
+    (void) that;
+#else
     rtl_StandardModuleCount* pMod= (rtl_StandardModuleCount*)that;
     osl_incrementInterlockedCount( &pMod->counter);
+#endif
 }
 
 extern "C" void rtl_moduleCount_release( rtl_ModuleCount * that )
 {
+#ifdef DISABLE_DYNLOADING
+    (void) that;
+#else
     rtl_StandardModuleCount* pMod= (rtl_StandardModuleCount*)that;
     OSL_ENSURE( pMod->counter >0 , "library counter incorrect" );
     osl_decrementInterlockedCount( &pMod->counter);
@@ -140,8 +151,10 @@ extern "C" void rtl_moduleCount_release( rtl_ModuleCount * that )
             pMod->unusedSince.Nanosec= 0;
         }
     }
+#endif
 }
 
+#ifndef DISABLE_DYNLOADING
 
 struct hashModule
 {
@@ -176,8 +189,15 @@ static ModuleMap& getModuleMap()
     return *g_pMap;
 }
 
+#endif
+
 extern "C" sal_Bool rtl_moduleCount_canUnload( rtl_StandardModuleCount * that, TimeValue * libUnused)
 {
+#ifdef DISABLE_DYNLOADING
+    (void) that;
+    (void) libUnused;
+    return sal_False;
+#else
     if (that->counter == 0)
     {
         MutexGuard guard( getUnloadingMutex());
@@ -187,11 +207,16 @@ extern "C" sal_Bool rtl_moduleCount_canUnload( rtl_StandardModuleCount * that, T
         }
     }
     return (that->counter == 0);
+#endif
 }
 
 
 extern "C" sal_Bool SAL_CALL rtl_registerModuleForUnloading( oslModule module)
 {
+#ifdef DISABLE_DYNLOADING
+    (void) module;
+    return sal_False;
+#else
     MutexGuard guard( getUnloadingMutex());
     ModuleMap& moduleMap= getModuleMap();
     sal_Bool ret= sal_True;
@@ -219,10 +244,14 @@ extern "C" sal_Bool SAL_CALL rtl_registerModuleForUnloading( oslModule module)
             ret= sal_False;
     }
     return ret;
+#endif
 }
 
 extern "C" void SAL_CALL rtl_unregisterModuleForUnloading( oslModule module)
 {
+#ifdef DISABLE_DYNLOADING
+    (void) module;
+#else
     MutexGuard guard( getUnloadingMutex());
 
     ModuleMap& moduleMap= getModuleMap();
@@ -236,10 +265,14 @@ extern "C" void SAL_CALL rtl_unregisterModuleForUnloading( oslModule module)
         if( it->second.first == 0)
             moduleMap.erase( it);
     }
+#endif
 }
 
 extern "C" void SAL_CALL rtl_unloadUnusedModules( TimeValue* libUnused)
 {
+#ifdef DISABLE_DYNLOADING
+    (void) libUnused;
+#else
     MutexGuard guard( getUnloadingMutex());
 
     typedef std::list< oslModule, rtl::Allocator<oslModule> > list_type;
@@ -286,8 +319,10 @@ extern "C" void SAL_CALL rtl_unloadUnusedModules( TimeValue* libUnused)
     {
         moduleMap.erase( *un_it);
     }
+#endif
 }
 
+#ifndef DISABLE_DYNLOADING
 
 // ==============================================================================
 // Unloading Listener Administration
@@ -374,32 +409,45 @@ static inline void recycleCookie( sal_Int32 i)
 }
 
 
+#endif
+
 // calling the function twice with the same arguments will return tow different cookies.
 // The listener will then notified twice.
 
 extern "C"
 sal_Int32 SAL_CALL rtl_addUnloadingListener( rtl_unloadingListenerFunc callback, void* _this)
 {
+#ifdef DISABLE_DYNLOADING
+    (void) callback;
+    (void) _this;
+    return 0;
+#else
     MutexGuard guard( getUnloadingMutex());
 
     sal_Int32 cookie= getCookie();
     ListenerMap& listenerMap= getListenerMap();
     listenerMap[ cookie]= std::make_pair( callback, _this);
     return cookie;
+#endif
 }
 
 
 extern "C"
 void SAL_CALL rtl_removeUnloadingListener( sal_Int32 cookie )
 {
+#ifdef DISABLE_DYNLOADING
+    (void) cookie;
+#else
     MutexGuard guard( getUnloadingMutex());
 
     ListenerMap& listenerMap= getListenerMap();
     size_t removedElements= listenerMap.erase( cookie);
     if( removedElements )
         recycleCookie( cookie);
+#endif
 }
 
+#ifndef DISABLE_DYNLOADING
 
 static void rtl_notifyUnloadingListeners()
 {
@@ -411,4 +459,6 @@ static void rtl_notifyUnloadingListeners()
     }
 }
 
+#endif
+
 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */

sal/textenc/textenc.cxx

@@ -364,7 +364,7 @@ static ImplTextEncodingData const aImplJavaUtf8TextEncodingData
 
 namespace {
 
-#if defined IOS || defined ANDROID
+#if defined DISABLE_DYNLOADING || defined ANDROID
 
 extern "C" ImplTextEncodingData const * sal_getFullTextEncodingData(
     rtl_TextEncoding); // from tables.cxx in sal_textenc library

stoc/source/bootstrap/services.cxx

@@ -118,14 +118,14 @@ static struct ImplementationEntry g_entries[] =
 extern "C"
 {
 
-#ifndef IOS
+#ifndef DISABLE_DYNLOADING
 SAL_DLLPUBLIC_EXPORT sal_Bool SAL_CALL component_canUnload( TimeValue *pTime )
 {
     return g_moduleCount.canUnload( &g_moduleCount , pTime );
 }
 #endif
 
-#ifdef IOS
+#ifdef DISABLE_DYNLOADING
 #define component_getFactory bootstrap_component_getFactory
 #endif
 

stoc/source/loader/dllcomponentloader.cxx

@@ -229,9 +229,16 @@ sal_Bool SAL_CALL DllComponentLoader::writeRegistryInfo(
 
     throw(CannotRegisterImplementationException, RuntimeException)
 {
+#ifdef DISABLE_DYNLOADING
+    (void) xKey;
+    (void) rLibName;
+    OSL_FAIL( "DllComponentLoader::writeRegistryInfo() should not be called I think?" );
+    return sal_False;
+#else
     writeSharedLibComponentInfo(
         expand_url( rLibName ), OUString(), m_xSMgr, xKey );
     return sal_True;
+#endif
 }
 }