From a4000c3744e42fcbb638e742f3b63fa31a0dee15 Mon Sep 17 00:00:00 2001 From: Steven Bennetts Date: Fri, 8 May 2009 07:43:08 +0000 Subject: merge trunk@116587 skinning-7@119389 -> viewer-2.0.0-skinning-7 --- indra/llcommon/llmemory.h | 428 +--------------------------------------------- 1 file changed, 9 insertions(+), 419 deletions(-) (limited to 'indra/llcommon/llmemory.h') diff --git a/indra/llcommon/llmemory.h b/indra/llcommon/llmemory.h index b5c0711484..a72e58034b 100644 --- a/indra/llcommon/llmemory.h +++ b/indra/llcommon/llmemory.h @@ -29,444 +29,34 @@ * COMPLETENESS OR PERFORMANCE. * $/LicenseInfo$ */ -#ifndef LL_MEMORY_H -#define LL_MEMORY_H +#ifndef LLMEMORY_H +#define LLMEMORY_H -#include -#include -#include "llerror.h" extern S32 gTotalDAlloc; extern S32 gTotalDAUse; extern S32 gDACount; -const U32 LLREFCOUNT_SENTINEL_VALUE = 0xAAAAAAAA; - -//---------------------------------------------------------------------------- - class LLMemory { public: static void initClass(); static void cleanupClass(); static void freeReserve(); + // Return the resident set size of the current process, in bytes. + // Return value is zero if not known. + static U64 getCurrentRSS(); private: static char* reserveMem; }; -//---------------------------------------------------------------------------- -// RefCount objects should generally only be accessed by way of LLPointer<>'s -// NOTE: LLPointer x = new LLFoo(); MAY NOT BE THREAD SAFE -// if LLFoo::LLFoo() does anything like put itself in an update queue. -// The queue may get accessed before it gets assigned to x. -// The correct implementation is: -// LLPointer x = new LLFoo; // constructor does not do anything interesting -// x->instantiate(); // does stuff like place x into an update queue - -// see llthread.h for LLThreadSafeRefCount - -//---------------------------------------------------------------------------- - -class LLRefCount -{ -protected: - LLRefCount(const LLRefCount&); // not implemented -private: - LLRefCount&operator=(const LLRefCount&); // not implemented - -protected: - virtual ~LLRefCount(); // use unref() - -public: - LLRefCount(); - - void ref() - { - mRef++; - } - - S32 unref() - { - llassert(mRef >= 1); - if (0 == --mRef) - { - delete this; - return 0; - } - return mRef; - } - - S32 getNumRefs() const - { - return mRef; - } - -private: - S32 mRef; -}; - -//---------------------------------------------------------------------------- - -// Note: relies on Type having ref() and unref() methods -template class LLPointer -{ -public: - - LLPointer() : - mPointer(NULL) - { - } - - LLPointer(Type* ptr) : - mPointer(ptr) - { - ref(); - } - - LLPointer(const LLPointer& ptr) : - mPointer(ptr.mPointer) - { - ref(); - } - - // support conversion up the type hierarchy. See Item 45 in Effective C++, 3rd Ed. - template - LLPointer(const LLPointer& ptr) : - mPointer(ptr.get()) - { - ref(); - } - - ~LLPointer() - { - unref(); - } - - Type* get() const { return mPointer; } - const Type* operator->() const { return mPointer; } - Type* operator->() { return mPointer; } - const Type& operator*() const { return *mPointer; } - Type& operator*() { return *mPointer; } - - operator BOOL() const { return (mPointer != NULL); } - operator bool() const { return (mPointer != NULL); } - bool operator!() const { return (mPointer == NULL); } - bool isNull() const { return (mPointer == NULL); } - bool notNull() const { return (mPointer != NULL); } - - operator Type*() const { return mPointer; } - operator const Type*() const { return mPointer; } - bool operator !=(Type* ptr) const { return (mPointer != ptr); } - bool operator ==(Type* ptr) const { return (mPointer == ptr); } - bool operator ==(const LLPointer& ptr) const { return (mPointer == ptr.mPointer); } - bool operator < (const LLPointer& ptr) const { return (mPointer < ptr.mPointer); } - bool operator > (const LLPointer& ptr) const { return (mPointer > ptr.mPointer); } - - LLPointer& operator =(Type* ptr) - { - if( mPointer != ptr ) - { - unref(); - mPointer = ptr; - ref(); - } - - return *this; - } - - LLPointer& operator =(const LLPointer& ptr) - { - if( mPointer != ptr.mPointer ) - { - unref(); - mPointer = ptr.mPointer; - ref(); - } - return *this; - } - - // support assignment up the type hierarchy. See Item 45 in Effective C++, 3rd Ed. - template - LLPointer& operator =(const LLPointer& ptr) - { - if( mPointer != ptr.get() ) - { - unref(); - mPointer = ptr.get(); - ref(); - } - return *this; - } - - // Just exchange the pointers, which will not change the reference counts. - static void swap(LLPointer& a, LLPointer& b) - { - Type* temp = a.mPointer; - a.mPointer = b.mPointer; - b.mPointer = temp; - } - -protected: - void ref() - { - if (mPointer) - { - mPointer->ref(); - } - } - - void unref() - { - if (mPointer) - { - Type *tempp = mPointer; - mPointer = NULL; - tempp->unref(); - if (mPointer != NULL) - { - llwarns << "Unreference did assignment to non-NULL because of destructor" << llendl; - unref(); - } - } - } - -protected: - Type* mPointer; -}; - -//template -//class LLPointerTraits -//{ -// static Type* null(); -//}; -// -// Expands LLPointer to return a pointer to a special instance of class Type instead of NULL. -// This is useful in instances where operations on NULL pointers are semantically safe and/or -// when error checking occurs at a different granularity or in a different part of the code -// than when referencing an object via a LLSafeHandle. -// +// LLRefCount moved to llrefcount.h -template -class LLSafeHandle -{ -public: - LLSafeHandle() : - mPointer(NULL) - { - } - - LLSafeHandle(Type* ptr) : - mPointer(NULL) - { - assign(ptr); - } - - LLSafeHandle(const LLSafeHandle& ptr) : - mPointer(NULL) - { - assign(ptr.mPointer); - } - - // support conversion up the type hierarchy. See Item 45 in Effective C++, 3rd Ed. - template - LLSafeHandle(const LLSafeHandle& ptr) : - mPointer(NULL) - { - assign(ptr.get()); - } - - ~LLSafeHandle() - { - unref(); - } - - const Type* operator->() const { return nonNull(mPointer); } - Type* operator->() { return nonNull(mPointer); } - - Type* get() const { return mPointer; } - // we disallow these operations as they expose our null objects to direct manipulation - // and bypass the reference counting semantics - //const Type& operator*() const { return *nonNull(mPointer); } - //Type& operator*() { return *nonNull(mPointer); } - - operator BOOL() const { return mPointer != NULL; } - operator bool() const { return mPointer != NULL; } - bool operator!() const { return mPointer == NULL; } - bool isNull() const { return mPointer == NULL; } - bool notNull() const { return mPointer != NULL; } - - - operator Type*() const { return mPointer; } - operator const Type*() const { return mPointer; } - bool operator !=(Type* ptr) const { return (mPointer != ptr); } - bool operator ==(Type* ptr) const { return (mPointer == ptr); } - bool operator ==(const LLSafeHandle& ptr) const { return (mPointer == ptr.mPointer); } - bool operator < (const LLSafeHandle& ptr) const { return (mPointer < ptr.mPointer); } - bool operator > (const LLSafeHandle& ptr) const { return (mPointer > ptr.mPointer); } - - LLSafeHandle& operator =(Type* ptr) - { - assign(ptr); - return *this; - } - - LLSafeHandle& operator =(const LLSafeHandle& ptr) - { - assign(ptr.mPointer); - return *this; - } - - // support assignment up the type hierarchy. See Item 45 in Effective C++, 3rd Ed. - template - LLSafeHandle& operator =(const LLSafeHandle& ptr) - { - assign(ptr.get()); - return *this; - } - -public: - typedef Type* (*NullFunc)(); - static const NullFunc sNullFunc; - -protected: - void ref() - { - if (mPointer) - { - mPointer->ref(); - } - } - - void unref() - { - if (mPointer) - { - Type *tempp = mPointer; - mPointer = NULL; - tempp->unref(); - if (mPointer != NULL) - { - llwarns << "Unreference did assignment to non-NULL because of destructor" << llendl; - unref(); - } - } - } - - void assign(Type* ptr) - { - if( mPointer != ptr ) - { - unref(); - mPointer = ptr; - ref(); - } - } - - static Type* nonNull(Type* ptr) - { - return ptr == NULL ? sNullFunc() : ptr; - } - -protected: - Type* mPointer; -}; - -// LLInitializedPointer is just a pointer with a default constructor that initializes it to NULL -// NOT a smart pointer like LLPointer<> -// Useful for example in std::map > -// (std::map uses the default constructor for creating new entries) -template class LLInitializedPointer -{ -public: - LLInitializedPointer() : mPointer(NULL) {} - ~LLInitializedPointer() { delete mPointer; } - - const T* operator->() const { return mPointer; } - T* operator->() { return mPointer; } - const T& operator*() const { return *mPointer; } - T& operator*() { return *mPointer; } - operator const T*() const { return mPointer; } - operator T*() { return mPointer; } - T* operator=(T* x) { return (mPointer = x); } - operator bool() const { return mPointer != NULL; } - bool operator!() const { return mPointer == NULL; } - bool operator==(T* rhs) { return mPointer == rhs; } - bool operator==(const LLInitializedPointer* rhs) { return mPointer == rhs.mPointer; } - -protected: - T* mPointer; -}; - -//---------------------------------------------------------------------------- - -// LLSingleton implements the getInstance() method part of the Singleton -// pattern. It can't make the derived class constructors protected, though, so -// you have to do that yourself. -// -// There are two ways to use LLSingleton. The first way is to inherit from it -// while using the typename that you'd like to be static as the template -// parameter, like so: -// -// class Foo: public LLSingleton{}; -// -// Foo& instance = Foo::instance(); -// -// The second way is to use the singleton class directly, without inheritance: -// -// typedef LLSingleton FooSingleton; -// -// Foo& instance = FooSingleton::instance(); -// -// In this case, the class being managed as a singleton needs to provide an -// initSingleton() method since the LLSingleton virtual method won't be -// available -// -// As currently written, it is not thread-safe. -template -class LLSingleton -{ -public: - virtual ~LLSingleton() {} -#ifdef LL_MSVC7 -// workaround for VC7 compiler bug -// adapted from http://www.codeproject.com/KB/tips/VC2003MeyersSingletonBug.aspx -// our version doesn't introduce a nested struct so that you can still declare LLSingleton -// a friend and hide your constructor - static T* getInstance() - { - LLSingleton singleton; - return singleton.vsHack(); - } - - T* vsHack() -#else - static T* getInstance() -#endif - { - static T instance; - static bool needs_init = true; - if (needs_init) - { - needs_init = false; - instance.initSingleton(); - } - return &instance; - } - - static T& instance() - { - return *getInstance(); - } - -private: - virtual void initSingleton() {} -}; +// LLPointer moved to llpointer.h -//---------------------------------------------------------------------------- +// LLSafeHandle moved to llsafehandle.h -// Return the resident set size of the current process, in bytes. -// Return value is zero if not known. -U64 getCurrentRSS(); +// LLSingleton moved to llsingleton.h #endif -- cgit v1.2.3 From 01d390825a5d9ba37715b80cd0aa7aede022dcec Mon Sep 17 00:00:00 2001 From: Brad Kittenbrink Date: Fri, 22 May 2009 23:27:16 +0000 Subject: DEV-27646 dll linkage for login module. Ok, finally got this to a point where it doesn't break the build and I can check in. llcommon can be built as a shared library (disabled but can be enabled with cmake cache var LLCOMMON_LINK_SHARED. reviewed by Mani on tuesday (I still need to get his suggested changes re-reviewed) --- indra/llcommon/llmemory.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'indra/llcommon/llmemory.h') diff --git a/indra/llcommon/llmemory.h b/indra/llcommon/llmemory.h index a72e58034b..2c356db965 100644 --- a/indra/llcommon/llmemory.h +++ b/indra/llcommon/llmemory.h @@ -38,7 +38,7 @@ extern S32 gTotalDAlloc; extern S32 gTotalDAUse; extern S32 gDACount; -class LLMemory +class LL_COMMON_API LLMemory { public: static void initClass(); -- cgit v1.2.3 From f94d959e84cdcc552f6f5a39ee08a85c1e52d858 Mon Sep 17 00:00:00 2001 From: brad kittenbrink Date: Wed, 1 Jul 2009 19:02:42 -0400 Subject: Fixups for windows llcommon dll linkage errors that got dropped in the merge up to viewer-2.0.0-3 --- indra/llcommon/llmemory.h | 130 +++++++++++++++++++++++----------------------- 1 file changed, 65 insertions(+), 65 deletions(-) (limited to 'indra/llcommon/llmemory.h') diff --git a/indra/llcommon/llmemory.h b/indra/llcommon/llmemory.h index f41da37ba6..09f19532b7 100644 --- a/indra/llcommon/llmemory.h +++ b/indra/llcommon/llmemory.h @@ -1,65 +1,65 @@ -/** - * @file llmemory.h - * @brief Memory allocation/deallocation header-stuff goes here. - * - * $LicenseInfo:firstyear=2002&license=viewergpl$ - * - * Copyright (c) 2002-2009, Linden Research, Inc. - * - * Second Life Viewer Source Code - * The source code in this file ("Source Code") is provided by Linden Lab - * to you under the terms of the GNU General Public License, version 2.0 - * ("GPL"), unless you have obtained a separate licensing agreement - * ("Other License"), formally executed by you and Linden Lab. Terms of - * the GPL can be found in doc/GPL-license.txt in this distribution, or - * online at http://secondlifegrid.net/programs/open_source/licensing/gplv2 - * - * There are special exceptions to the terms and conditions of the GPL as - * it is applied to this Source Code. View the full text of the exception - * in the file doc/FLOSS-exception.txt in this software distribution, or - * online at - * http://secondlifegrid.net/programs/open_source/licensing/flossexception - * - * By copying, modifying or distributing this software, you acknowledge - * that you have read and understood your obligations described above, - * and agree to abide by those obligations. - * - * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO - * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY, - * COMPLETENESS OR PERFORMANCE. - * $/LicenseInfo$ - */ -#ifndef LLMEMORY_H -#define LLMEMORY_H - - - -extern S32 gTotalDAlloc; -extern S32 gTotalDAUse; -extern S32 gDACount; - -extern void* ll_allocate (size_t size); -extern void ll_release (void *p); - -class LLMemory -{ -public: - static void initClass(); - static void cleanupClass(); - static void freeReserve(); - // Return the resident set size of the current process, in bytes. - // Return value is zero if not known. - static U64 getCurrentRSS(); -private: - static char* reserveMem; -}; - -// LLRefCount moved to llrefcount.h - -// LLPointer moved to llpointer.h - -// LLSafeHandle moved to llsafehandle.h - -// LLSingleton moved to llsingleton.h - -#endif +/** + * @file llmemory.h + * @brief Memory allocation/deallocation header-stuff goes here. + * + * $LicenseInfo:firstyear=2002&license=viewergpl$ + * + * Copyright (c) 2002-2009, Linden Research, Inc. + * + * Second Life Viewer Source Code + * The source code in this file ("Source Code") is provided by Linden Lab + * to you under the terms of the GNU General Public License, version 2.0 + * ("GPL"), unless you have obtained a separate licensing agreement + * ("Other License"), formally executed by you and Linden Lab. Terms of + * the GPL can be found in doc/GPL-license.txt in this distribution, or + * online at http://secondlifegrid.net/programs/open_source/licensing/gplv2 + * + * There are special exceptions to the terms and conditions of the GPL as + * it is applied to this Source Code. View the full text of the exception + * in the file doc/FLOSS-exception.txt in this software distribution, or + * online at + * http://secondlifegrid.net/programs/open_source/licensing/flossexception + * + * By copying, modifying or distributing this software, you acknowledge + * that you have read and understood your obligations described above, + * and agree to abide by those obligations. + * + * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO + * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY, + * COMPLETENESS OR PERFORMANCE. + * $/LicenseInfo$ + */ +#ifndef LLMEMORY_H +#define LLMEMORY_H + + + +extern S32 gTotalDAlloc; +extern S32 gTotalDAUse; +extern S32 gDACount; + +extern void* ll_allocate (size_t size); +extern void ll_release (void *p); + +class LL_COMMON_API LLMemory +{ +public: + static void initClass(); + static void cleanupClass(); + static void freeReserve(); + // Return the resident set size of the current process, in bytes. + // Return value is zero if not known. + static U64 getCurrentRSS(); +private: + static char* reserveMem; +}; + +// LLRefCount moved to llrefcount.h + +// LLPointer moved to llpointer.h + +// LLSafeHandle moved to llsafehandle.h + +// LLSingleton moved to llsingleton.h + +#endif -- cgit v1.2.3