merge

17 files changed, 1017 insertions, 216 deletions

diff --git a/indra/llcommon/imageids.cpp b/indra/llcommon/imageids.cpp
index fe11465221..7d647e5c36 100644
--- a/indra/llcommon/imageids.cpp
+++ b/indra/llcommon/imageids.cpp
@@ -68,3 +68,6 @@ const LLUUID TERRAIN_MOUNTAIN_DETAIL	("303cd381-8560-7579-23f1-f0a880799740"); /
 const LLUUID TERRAIN_ROCK_DETAIL		("53a2f406-4895-1d13-d541-d2e3b86bc19c"); // VIEWER
 
 const LLUUID DEFAULT_WATER_NORMAL		("822ded49-9a6c-f61c-cb89-6df54f42cdf4"); // VIEWER
+
+const LLUUID IMG_CHECKERBOARD_RGBA     ("2585a0f3-4163-6dd1-0f34-ad48cb909e25"); // dataserver
+
diff --git a/indra/llcommon/imageids.h b/indra/llcommon/imageids.h
index e0c2683fdc..18c8ecb074 100644
--- a/indra/llcommon/imageids.h
+++ b/indra/llcommon/imageids.h
@@ -66,4 +66,5 @@ LL_COMMON_API extern const LLUUID TERRAIN_ROCK_DETAIL;
 
 LL_COMMON_API extern const LLUUID DEFAULT_WATER_NORMAL;
 
+LL_COMMON_API extern const LLUUID IMG_CHECKERBOARD_RGBA;
 #endif
diff --git a/indra/llcommon/llavatarname.cpp b/indra/llcommon/llavatarname.cpp
index 95ecce509b..642bd82e90 100644
--- a/indra/llcommon/llavatarname.cpp
+++ b/indra/llcommon/llavatarname.cpp
@@ -178,6 +178,21 @@ std::string LLAvatarName::getCompleteName() const
 	return name;
 }
 
+std::string LLAvatarName::getLegacyName() const
+{
+	if (mLegacyFirstName.empty() && mLegacyLastName.empty()) // display names disabled?
+	{
+		return mDisplayName;
+	}
+
+	std::string name;
+	name.reserve( mLegacyFirstName.size() + 1 + mLegacyLastName.size() );
+	name = mLegacyFirstName;
+	name += " ";
+	name += mLegacyLastName;
+	return name;
+}
+
 std::string LLAvatarName::getDisplayName() const
 {
 	if (sUseDisplayNames)
diff --git a/indra/llcommon/llavatarname.h b/indra/llcommon/llavatarname.h
index 4827353018..7542a8dece 100644
--- a/indra/llcommon/llavatarname.h
+++ b/indra/llcommon/llavatarname.h
@@ -63,6 +63,11 @@ public:
 	// For normal names, returns "James Linden (james.linden)"
 	// When display names are disabled returns just "James Linden"
 	std::string getCompleteName() const;
+
+	// Returns "James Linden" or "bobsmith123 Resident" for backwards
+	// compatibility with systems like voice and muting
+	// *TODO: Eliminate this in favor of username only
+	std::string getLegacyName() const;
 	
 	// "José Sanchez" or "James Linden", UTF-8 encoded Unicode
 	// Takes the display name preference into account. This is truly the name that should 
diff --git a/indra/llcommon/lldictionary.h b/indra/llcommon/lldictionary.h
index bc3bc3e74a..c752859a36 100644
--- a/indra/llcommon/lldictionary.h
+++ b/indra/llcommon/lldictionary.h
@@ -30,6 +30,8 @@
 #include <map>
 #include <string>
 
+#include "llerror.h"
+
 struct LL_COMMON_API LLDictionaryEntry
 {
 	LLDictionaryEntry(const std::string &name);
diff --git a/indra/llcommon/llfasttimer.cpp b/indra/llcommon/llfasttimer.cpp
index 6970c29092..9b15804e97 100644
--- a/indra/llcommon/llfasttimer.cpp
+++ b/indra/llcommon/llfasttimer.cpp
@@ -561,6 +561,12 @@ std::vector<LLFastTimer::NamedTimer*>& LLFastTimer::NamedTimer::getChildren()
 	return mChildren;
 }
 
+// static
+LLFastTimer::NamedTimer& LLFastTimer::NamedTimer::getRootNamedTimer()
+{
+        return *NamedTimerFactory::instance().getRootTimer();
+}
+
 //static
 void LLFastTimer::nextFrame()
 {
diff --git a/indra/llcommon/llfasttimer.h b/indra/llcommon/llfasttimer.h
index e42e549df5..81c4b78775 100644
--- a/indra/llcommon/llfasttimer.h
+++ b/indra/llcommon/llfasttimer.h
@@ -91,6 +91,8 @@ public:
 		U32 getHistoricalCount(S32 history_index = 0) const;
 		U32 getHistoricalCalls(S32 history_index = 0) const;
 
+		static NamedTimer& getRootNamedTimer();
+
 		void setFrameState(FrameState* state) { mFrameState = state; state->setNamedTimer(this); }
 		FrameState& getFrameState() const;
 
diff --git a/indra/llcommon/llfile.cpp b/indra/llcommon/llfile.cpp
index c51d042a3d..bc615ed39e 100644
--- a/indra/llcommon/llfile.cpp
+++ b/indra/llcommon/llfile.cpp
@@ -56,6 +56,8 @@ std::string strerr(int errn)
 	return buffer;
 }
 
+typedef std::basic_ios<char,std::char_traits < char > > _Myios;
+
 #else
 // On Posix we want to call strerror_r(), but alarmingly, there are two
 // different variants. The one that returns int always populates the passed
@@ -324,9 +326,10 @@ const char *LLFile::tmpdir()
 
 /***************** Modified file stream created to overcome the incorrect behaviour of posix fopen in windows *******************/
 
-#if USE_LLFILESTREAMS
+#if LL_WINDOWS
 
-LLFILE *	LLFile::_Fiopen(const std::string& filename, std::ios::openmode mode,int)	// protection currently unused
+LLFILE *	LLFile::_Fiopen(const std::string& filename, 
+		std::ios::openmode mode)
 {	// open a file
 	static const char *mods[] =
 	{	// fopen mode strings corresponding to valid[i]
@@ -385,117 +388,681 @@ LLFILE *	LLFile::_Fiopen(const std::string& filename, std::ios::openmode mode,in
 	return (0);
 }
 
-/************** input file stream ********************************/
+#endif /* LL_WINDOWS */
 
-void llifstream::close()
-{	// close the C stream
-	if (_Filebuffer && _Filebuffer->close() == 0)
+/************** llstdio file buffer ********************************/
+
+
+//llstdio_filebuf* llstdio_filebuf::open(const char *_Filename,
+//	ios_base::openmode _Mode)
+//{
+//#if LL_WINDOWS
+//	_Filet *_File;
+//	if (is_open() || (_File = LLFILE::_Fiopen(_Filename, _Mode)) == 0)
+//		return (0);	// open failed
+//
+//	_Init(_File, _Openfl);
+//	_Initcvt(&_USE(_Mysb::getloc(), _Cvt));
+//	return (this);	// open succeeded
+//#else
+//	std::filebuf* _file = std::filebuf::open(_Filename, _Mode);
+//	if (NULL == _file) return NULL;
+//	return this;
+//#endif
+//}
+
+
+// *TODO: Seek the underlying c stream for better cross-platform compatibility?
+#if !LL_WINDOWS
+llstdio_filebuf::int_type llstdio_filebuf::overflow(llstdio_filebuf::int_type __c)
+{
+	int_type __ret = traits_type::eof();
+	const bool __testeof = traits_type::eq_int_type(__c, __ret);
+	const bool __testout = _M_mode & ios_base::out;
+	if (__testout && !_M_reading)
 	{
-		_Myios::setstate(ios_base::failbit);	/*Flawfinder: ignore*/
+		if (this->pbase() < this->pptr())
+		{
+			// If appropriate, append the overflow char.
+			if (!__testeof)
+			{
+				*this->pptr() = traits_type::to_char_type(__c);
+				this->pbump(1);
+			}
+
+			// Convert pending sequence to external representation,
+			// and output.
+			if (_convert_to_external(this->pbase(),
+					 this->pptr() - this->pbase()))
+			{
+				_M_set_buffer(0);
+				__ret = traits_type::not_eof(__c);
+			}
+		}
+		else if (_M_buf_size > 1)
+		{
+			// Overflow in 'uncommitted' mode: set _M_writing, set
+			// the buffer to the initial 'write' mode, and put __c
+			// into the buffer.
+			_M_set_buffer(0);
+			_M_writing = true;
+			if (!__testeof)
+			{
+				*this->pptr() = traits_type::to_char_type(__c);
+				this->pbump(1);
+			}
+			__ret = traits_type::not_eof(__c);
+		}
+		else
+		{
+			// Unbuffered.
+			char_type __conv = traits_type::to_char_type(__c);
+			if (__testeof || _convert_to_external(&__conv, 1))
+			{
+				_M_writing = true;
+				__ret = traits_type::not_eof(__c);
+			}
+		}
 	}
+	return __ret;
 }
 
-void llifstream::open(const std::string& _Filename,	/* Flawfinder: ignore */
-	ios_base::openmode _Mode,
-	int _Prot)
-{	// open a C stream with specified mode
+bool llstdio_filebuf::_convert_to_external(char_type* __ibuf,
+						std::streamsize __ilen)
+{
+	// Sizes of external and pending output.
+	streamsize __elen;
+	streamsize __plen;
+	if (__check_facet(_M_codecvt).always_noconv())
+	{
+		//__elen = _M_file.xsputn(reinterpret_cast<char*>(__ibuf), __ilen);
+		__elen = fwrite(reinterpret_cast<void*>(__ibuf), 1,
+						__ilen, _M_file.file());
+		__plen = __ilen;
+	}
+	else
+	{
+		// Worst-case number of external bytes needed.
+		// XXX Not done encoding() == -1.
+		streamsize __blen = __ilen * _M_codecvt->max_length();
+		char* __buf = static_cast<char*>(__builtin_alloca(__blen));
 
-	LLFILE* filep = LLFile::_Fiopen(_Filename,_Mode | ios_base::in, _Prot);
-	if(filep == NULL)
+		char* __bend;
+		const char_type* __iend;
+		codecvt_base::result __r;
+		__r = _M_codecvt->out(_M_state_cur, __ibuf, __ibuf + __ilen,
+				__iend, __buf, __buf + __blen, __bend);
+
+		if (__r == codecvt_base::ok || __r == codecvt_base::partial)
+			__blen = __bend - __buf;
+		else if (__r == codecvt_base::noconv)
+		{
+			// Same as the always_noconv case above.
+			__buf = reinterpret_cast<char*>(__ibuf);
+			__blen = __ilen;
+		}
+		else
+			__throw_ios_failure(__N("llstdio_filebuf::_convert_to_external "
+									"conversion error"));
+  
+		//__elen = _M_file.xsputn(__buf, __blen);
+		__elen = fwrite(__buf, 1, __blen, _M_file.file());
+		__plen = __blen;
+
+		// Try once more for partial conversions.
+		if (__r == codecvt_base::partial && __elen == __plen)
+		{
+			const char_type* __iresume = __iend;
+			streamsize __rlen = this->pptr() - __iend;
+			__r = _M_codecvt->out(_M_state_cur, __iresume,
+					__iresume + __rlen, __iend, __buf,
+					__buf + __blen, __bend);
+			if (__r != codecvt_base::error)
+			{
+				__rlen = __bend - __buf;
+				//__elen = _M_file.xsputn(__buf, __rlen);
+				__elen = fwrite(__buf, 1, __rlen, _M_file.file());
+				__plen = __rlen;
+			}
+			else
+			{
+				__throw_ios_failure(__N("llstdio_filebuf::_convert_to_external "
+										"conversion error"));
+			}
+		}
+	}
+	return __elen == __plen;
+}
+
+llstdio_filebuf::int_type llstdio_filebuf::underflow()
+{
+	int_type __ret = traits_type::eof();
+	const bool __testin = _M_mode & ios_base::in;
+	if (__testin)
 	{
-		_Myios::setstate(ios_base::failbit);	/*Flawfinder: ignore*/
-		return;
+		if (_M_writing)
+		{
+			if (overflow() == traits_type::eof())
+			return __ret;
+			//_M_set_buffer(-1);
+			//_M_writing = false;
+		}
+		// Check for pback madness, and if so switch back to the
+		// normal buffers and jet outta here before expensive
+		// fileops happen...
+		_M_destroy_pback();
+
+		if (this->gptr() < this->egptr())
+			return traits_type::to_int_type(*this->gptr());
+
+		// Get and convert input sequence.
+		const size_t __buflen = _M_buf_size > 1 ? _M_buf_size - 1 : 1;
+
+		// Will be set to true if ::fread() returns 0 indicating EOF.
+		bool __got_eof = false;
+		// Number of internal characters produced.
+		streamsize __ilen = 0;
+		codecvt_base::result __r = codecvt_base::ok;
+		if (__check_facet(_M_codecvt).always_noconv())
+		{
+			//__ilen = _M_file.xsgetn(reinterpret_cast<char*>(this->eback()),
+			//			__buflen);
+			__ilen = fread(reinterpret_cast<void*>(this->eback()), 1,
+						__buflen, _M_file.file());
+			if (__ilen == 0)
+				__got_eof = true;
+		}
+		else
+	    {
+			// Worst-case number of external bytes.
+			// XXX Not done encoding() == -1.
+			const int __enc = _M_codecvt->encoding();
+			streamsize __blen; // Minimum buffer size.
+			streamsize __rlen; // Number of chars to read.
+			if (__enc > 0)
+				__blen = __rlen = __buflen * __enc;
+			else
+			{
+				__blen = __buflen + _M_codecvt->max_length() - 1;
+				__rlen = __buflen;
+			}
+			const streamsize __remainder = _M_ext_end - _M_ext_next;
+			__rlen = __rlen > __remainder ? __rlen - __remainder : 0;
+
+			// An imbue in 'read' mode implies first converting the external
+			// chars already present.
+			if (_M_reading && this->egptr() == this->eback() && __remainder)
+				__rlen = 0;
+
+			// Allocate buffer if necessary and move unconverted
+			// bytes to front.
+			if (_M_ext_buf_size < __blen)
+			{
+				char* __buf = new char[__blen];
+				if (__remainder)
+					__builtin_memcpy(__buf, _M_ext_next, __remainder);
+
+				delete [] _M_ext_buf;
+				_M_ext_buf = __buf;
+				_M_ext_buf_size = __blen;
+			}
+			else if (__remainder)
+				__builtin_memmove(_M_ext_buf, _M_ext_next, __remainder);
+
+			_M_ext_next = _M_ext_buf;
+			_M_ext_end = _M_ext_buf + __remainder;
+			_M_state_last = _M_state_cur;
+
+			do
+			{
+				if (__rlen > 0)
+				{
+					// Sanity check!
+					// This may fail if the return value of
+					// codecvt::max_length() is bogus.
+					if (_M_ext_end - _M_ext_buf + __rlen > _M_ext_buf_size)
+					{
+						__throw_ios_failure(__N("llstdio_filebuf::underflow "
+							"codecvt::max_length() "
+							"is not valid"));
+					}
+					//streamsize __elen = _M_file.xsgetn(_M_ext_end, __rlen);
+					streamsize __elen = fread(_M_ext_end, 1,
+						__rlen, _M_file.file());
+					if (__elen == 0)
+						__got_eof = true;
+					else if (__elen == -1)
+					break;
+					//_M_ext_end += __elen;
+				}
+
+				char_type* __iend = this->eback();
+				if (_M_ext_next < _M_ext_end)
+				{
+					__r = _M_codecvt->in(_M_state_cur, _M_ext_next,
+							_M_ext_end, _M_ext_next,
+							this->eback(),
+							this->eback() + __buflen, __iend);
+				}
+				if (__r == codecvt_base::noconv)
+				{
+					size_t __avail = _M_ext_end - _M_ext_buf;
+					__ilen = std::min(__avail, __buflen);
+					traits_type::copy(this->eback(),
+						reinterpret_cast<char_type*>
+						(_M_ext_buf), __ilen);
+					_M_ext_next = _M_ext_buf + __ilen;
+				}
+				else
+					__ilen = __iend - this->eback();
+
+				// _M_codecvt->in may return error while __ilen > 0: this is
+				// ok, and actually occurs in case of mixed encodings (e.g.,
+				// XML files).
+				if (__r == codecvt_base::error)
+					break;
+
+				__rlen = 1;
+			} while (__ilen == 0 && !__got_eof);
+		}
+
+		if (__ilen > 0)
+		{
+			_M_set_buffer(__ilen);
+			_M_reading = true;
+			__ret = traits_type::to_int_type(*this->gptr());
+		}
+		else if (__got_eof)
+		{
+			// If the actual end of file is reached, set 'uncommitted'
+			// mode, thus allowing an immediate write without an
+			// intervening seek.
+			_M_set_buffer(-1);
+			_M_reading = false;
+			// However, reaching it while looping on partial means that
+			// the file has got an incomplete character.
+			if (__r == codecvt_base::partial)
+				__throw_ios_failure(__N("llstdio_filebuf::underflow "
+					"incomplete character in file"));
+		}
+		else if (__r == codecvt_base::error)
+			__throw_ios_failure(__N("llstdio_filebuf::underflow "
+					"invalid byte sequence in file"));
+		else
+			__throw_ios_failure(__N("llstdio_filebuf::underflow "
+					"error reading the file"));
 	}
-	llassert(_Filebuffer == NULL);
-	_Filebuffer = new _Myfb(filep);
-	_ShouldClose = true;
-	_Myios::init(_Filebuffer);
+	return __ret;
 }
 
-bool llifstream::is_open() const
-{	// test if C stream has been opened
-	if(_Filebuffer)
-		return (_Filebuffer->is_open());
-	return false;
+std::streamsize llstdio_filebuf::xsgetn(char_type* __s, std::streamsize __n)
+{
+	// Clear out pback buffer before going on to the real deal...
+	streamsize __ret = 0;
+	if (_M_pback_init)
+	{
+		if (__n > 0 && this->gptr() == this->eback())
+		{
+			*__s++ = *this->gptr();
+			this->gbump(1);
+			__ret = 1;
+			--__n;
+		}
+		_M_destroy_pback();
+	}
+       
+	// Optimization in the always_noconv() case, to be generalized in the
+	// future: when __n > __buflen we read directly instead of using the
+	// buffer repeatedly.
+	const bool __testin = _M_mode & ios_base::in;
+	const streamsize __buflen = _M_buf_size > 1 ? _M_buf_size - 1 : 1;
+
+	if (__n > __buflen && __check_facet(_M_codecvt).always_noconv()
+		&& __testin && !_M_writing)
+	{
+		// First, copy the chars already present in the buffer.
+		const streamsize __avail = this->egptr() - this->gptr();
+		if (__avail != 0)
+		{
+			if (__avail == 1)
+				*__s = *this->gptr();
+			else
+				traits_type::copy(__s, this->gptr(), __avail);
+			__s += __avail;
+			this->gbump(__avail);
+			__ret += __avail;
+			__n -= __avail;
+		}
+
+		// Need to loop in case of short reads (relatively common
+		// with pipes).
+		streamsize __len;
+		for (;;)
+		{
+			//__len = _M_file.xsgetn(reinterpret_cast<char*>(__s), __n);
+			__len = fread(reinterpret_cast<void*>(__s), 1, 
+						__n, _M_file.file());
+			if (__len == -1)
+				__throw_ios_failure(__N("llstdio_filebuf::xsgetn "
+										"error reading the file"));
+			if (__len == 0)
+				break;
+
+			__n -= __len;
+			__ret += __len;
+			if (__n == 0)
+				break;
+
+			__s += __len;
+		}
+
+		if (__n == 0)
+		{
+			_M_set_buffer(0);
+			_M_reading = true;
+		}
+		else if (__len == 0)
+		{
+			// If end of file is reached, set 'uncommitted'
+			// mode, thus allowing an immediate write without
+			// an intervening seek.
+			_M_set_buffer(-1);
+			_M_reading = false;
+		}
+	}
+	else
+		__ret += __streambuf_type::xsgetn(__s, __n);
+
+	return __ret;
 }
-llifstream::~llifstream()
+
+std::streamsize llstdio_filebuf::xsputn(char_type* __s, std::streamsize __n)
 {
-	if (_ShouldClose)
+	// Optimization in the always_noconv() case, to be generalized in the
+	// future: when __n is sufficiently large we write directly instead of
+	// using the buffer.
+	streamsize __ret = 0;
+	const bool __testout = _M_mode & ios_base::out;
+	if (__check_facet(_M_codecvt).always_noconv()
+		&& __testout && !_M_reading)
 	{
-		close();
+		// Measurement would reveal the best choice.
+		const streamsize __chunk = 1ul << 10;
+		streamsize __bufavail = this->epptr() - this->pptr();
+
+		// Don't mistake 'uncommitted' mode buffered with unbuffered.
+		if (!_M_writing && _M_buf_size > 1)
+			__bufavail = _M_buf_size - 1;
+
+		const streamsize __limit = std::min(__chunk, __bufavail);
+		if (__n >= __limit)
+		{
+			const streamsize __buffill = this->pptr() - this->pbase();
+			const char* __buf = reinterpret_cast<const char*>(this->pbase());
+			//__ret = _M_file.xsputn_2(__buf, __buffill,
+			//			reinterpret_cast<const char*>(__s), __n);
+			if (__buffill)
+			{
+				__ret = fwrite(__buf, 1, __buffill, _M_file.file());
+			}
+			if (__ret == __buffill)
+			{
+				__ret += fwrite(reinterpret_cast<const char*>(__s), 1,
+								__n, _M_file.file());
+			}
+			if (__ret == __buffill + __n)
+			{
+				_M_set_buffer(0);
+				_M_writing = true;
+			}
+			if (__ret > __buffill)
+				__ret -= __buffill;
+			else
+				__ret = 0;
+		}
+		else
+			__ret = __streambuf_type::xsputn(__s, __n);
 	}
-	delete _Filebuffer;
+	else
+		__ret = __streambuf_type::xsputn(__s, __n);
+    return __ret;
 }
 
-llifstream::llifstream(const std::string& _Filename,
-	ios_base::openmode _Mode,
-	int _Prot)
-	: std::basic_istream< char , std::char_traits< char > >(NULL,true),_Filebuffer(NULL),_ShouldClose(false)
+int llstdio_filebuf::sync()
+{
+	return (_M_file.sync() == 0 ? 0 : -1);
+}
+#endif
+
+/************** input file stream ********************************/
 
-{	// construct with named file and specified mode
-	open(_Filename, _Mode | ios_base::in, _Prot);	/* Flawfinder: ignore */
+
+llifstream::llifstream() : _M_filebuf(),
+#if LL_WINDOWS
+	std::istream(&_M_filebuf) {}
+#else
+	std::istream()
+{
+	this->init(&_M_filebuf);
+}
+#endif
+
+// explicit
+llifstream::llifstream(const std::string& _Filename, 
+		ios_base::openmode _Mode) : _M_filebuf(),
+#if LL_WINDOWS
+	std::istream(&_M_filebuf)
+{
+	if (_M_filebuf.open(_Filename.c_str(), _Mode | ios_base::in) == 0)
+	{
+		_Myios::setstate(ios_base::failbit);
+	}
 }
+#else
+	std::istream()
+{
+	this->init(&_M_filebuf);
+	this->open(_Filename.c_str(), _Mode | ios_base::in);
+}
+#endif
 
+// explicit
+llifstream::llifstream(const char* _Filename, 
+		ios_base::openmode _Mode) : _M_filebuf(),
+#if LL_WINDOWS
+	std::istream(&_M_filebuf)
+{
+	if (_M_filebuf.open(_Filename, _Mode | ios_base::in) == 0)
+	{
+		_Myios::setstate(ios_base::failbit);
+	}
+}
+#else
+	std::istream()
+{
+	this->init(&_M_filebuf);
+	this->open(_Filename, _Mode | ios_base::in);
+}
+#endif
 
-/************** output file stream ********************************/
 
-bool llofstream::is_open() const
+// explicit
+llifstream::llifstream(_Filet *_File,
+		ios_base::openmode _Mode, size_t _Size) :
+	_M_filebuf(_File, _Mode, _Size),
+#if LL_WINDOWS
+	std::istream(&_M_filebuf) {}
+#else
+	std::istream()
+{
+	this->init(&_M_filebuf);
+}
+#endif
+
+#if !LL_WINDOWS
+// explicit
+llifstream::llifstream(int __fd,
+		ios_base::openmode _Mode, size_t _Size) :
+	_M_filebuf(__fd, _Mode, _Size),
+	std::istream()
+{
+	this->init(&_M_filebuf);
+}
+#endif
+
+bool llifstream::is_open() const
 {	// test if C stream has been opened
-	if(_Filebuffer)
-		return (_Filebuffer->is_open());
-	return false;
+	return _M_filebuf.is_open();
 }
 
-void llofstream::open(const std::string& _Filename,	/* Flawfinder: ignore */
-	ios_base::openmode _Mode,
-	int _Prot)
+void llifstream::open(const char* _Filename, ios_base::openmode _Mode)
 {	// open a C stream with specified mode
-
-	LLFILE* filep = LLFile::_Fiopen(_Filename,_Mode | ios_base::out, _Prot);
-	if(filep == NULL)
+	if (_M_filebuf.open(_Filename, _Mode | ios_base::in) == 0)
+#if LL_WINDOWS
+	{
+		_Myios::setstate(ios_base::failbit);
+	}
+	else
 	{
-		_Myios::setstate(ios_base::failbit);	/*Flawfinder: ignore*/
-		return;
+		_Myios::clear();
 	}
-	llassert(_Filebuffer==NULL);
-	_Filebuffer = new _Myfb(filep);
-	_ShouldClose = true;
-	_Myios::init(_Filebuffer);
+#else
+	{
+		this->setstate(ios_base::failbit);
+	}
+	else
+	{
+		this->clear();
+	}
+#endif
 }
 
-void llofstream::close()
+void llifstream::close()
 {	// close the C stream
-	if(is_open())
+	if (_M_filebuf.close() == 0)
 	{
-		if (_Filebuffer->close() == 0)
-		{
-			_Myios::setstate(ios_base::failbit);	/*Flawfinder: ignore*/
-		}
-		delete _Filebuffer;
-		_Filebuffer = NULL;
-		_ShouldClose = false;
+#if LL_WINDOWS
+		_Myios::setstate(ios_base::failbit);
+#else
+		this->setstate(ios_base::failbit);
+#endif
 	}
 }
 
+
+/************** output file stream ********************************/
+
+
+llofstream::llofstream() : _M_filebuf(),
+#if LL_WINDOWS
+	std::ostream(&_M_filebuf) {}
+#else
+	std::ostream()
+{
+	this->init(&_M_filebuf);
+}
+#endif
+
+// explicit
 llofstream::llofstream(const std::string& _Filename,
-	std::ios_base::openmode _Mode,
-	int _Prot)
-		: std::basic_ostream<char,std::char_traits < char > >(NULL,true),_Filebuffer(NULL),_ShouldClose(false)
-{	// construct with named file and specified mode
-	open(_Filename, _Mode , _Prot);	/* Flawfinder: ignore */
+		ios_base::openmode _Mode) : _M_filebuf(),
+#if LL_WINDOWS
+	std::ostream(&_M_filebuf)
+{
+	if (_M_filebuf.open(_Filename.c_str(), _Mode | ios_base::out) == 0)
+	{
+		_Myios::setstate(ios_base::failbit);
+	}
+}
+#else
+	std::ostream()
+{
+	this->init(&_M_filebuf);
+	this->open(_Filename.c_str(), _Mode | ios_base::out);
+}
+#endif
+
+// explicit
+llofstream::llofstream(const char* _Filename,
+		ios_base::openmode _Mode) : _M_filebuf(),
+#if LL_WINDOWS
+	std::ostream(&_M_filebuf)
+{
+	if (_M_filebuf.open(_Filename, _Mode | ios_base::out) == 0)
+	{
+		_Myios::setstate(ios_base::failbit);
+	}
+}
+#else
+	std::ostream()
+{
+	this->init(&_M_filebuf);
+	this->open(_Filename, _Mode | ios_base::out);
+}
+#endif
+
+// explicit
+llofstream::llofstream(_Filet *_File,
+			ios_base::openmode _Mode, size_t _Size) :
+	_M_filebuf(_File, _Mode, _Size),
+#if LL_WINDOWS
+	std::ostream(&_M_filebuf) {}
+#else
+	std::ostream()
+{
+	this->init(&_M_filebuf);
 }
+#endif
 
-llofstream::~llofstream()
+#if !LL_WINDOWS
+// explicit
+llofstream::llofstream(int __fd,
+			ios_base::openmode _Mode, size_t _Size) :
+	_M_filebuf(__fd, _Mode, _Size),
+	std::ostream()
 {
-	// destroy the object
-	if (_ShouldClose)
+	this->init(&_M_filebuf);
+}
+#endif
+
+bool llofstream::is_open() const
+{	// test if C stream has been opened
+	return _M_filebuf.is_open();
+}
+
+void llofstream::open(const char* _Filename, ios_base::openmode _Mode)
+{	// open a C stream with specified mode
+	if (_M_filebuf.open(_Filename, _Mode | ios_base::out) == 0)
+#if LL_WINDOWS
+	{
+		_Myios::setstate(ios_base::failbit);
+	}
+	else
 	{
-		close();
+		_Myios::clear();
 	}
-	delete _Filebuffer;
+#else
+	{
+		this->setstate(ios_base::failbit);
+	}
+	else
+	{
+		this->clear();
+	}
+#endif
 }
 
-#endif // #if USE_LLFILESTREAMS
+void llofstream::close()
+{	// close the C stream
+	if (_M_filebuf.close() == 0)
+	{
+#if LL_WINDOWS
+		_Myios::setstate(ios_base::failbit);
+#else
+		this->setstate(ios_base::failbit);
+#endif
+	}
+}
 
 /************** helper functions ********************************/
 
diff --git a/indra/llcommon/llfile.h b/indra/llcommon/llfile.h
index dd7d36513a..9d70db96ea 100644
--- a/indra/llcommon/llfile.h
+++ b/indra/llcommon/llfile.h
@@ -35,16 +35,9 @@
  * Attempts to mostly mirror the POSIX style IO functions.
  */
 
-typedef FILE	LLFILE;
+typedef FILE LLFILE;
 
 #include <fstream>
-
-#ifdef LL_WINDOWS
-#define	USE_LLFILESTREAMS	1
-#else
-#define	USE_LLFILESTREAMS	0
-#endif
-
 #include <sys/stat.h>
 
 #if LL_WINDOWS
@@ -52,6 +45,8 @@ typedef FILE	LLFILE;
 typedef struct _stat	llstat;
 #else
 typedef struct stat		llstat;
+#include <ext/stdio_filebuf.h>
+#include <bits/postypes.h>
 #endif
 
 #ifndef S_ISREG
@@ -83,142 +78,342 @@ public:
 	static	int		stat(const std::string&	filename,llstat*	file_status);
 	static	bool	isdir(const std::string&	filename);
 	static	bool	isfile(const std::string&	filename);
-	static	LLFILE *	_Fiopen(const std::string& filename, std::ios::openmode mode,int);	// protection currently unused
+	static	LLFILE *	_Fiopen(const std::string& filename, 
+			std::ios::openmode mode);
 
 	static  const char * tmpdir();
 };
 
+/**
+ *  @brief Provides a layer of compatibility for C/POSIX.
+ *
+ *  This is taken from both the GNU __gnu_cxx::stdio_filebuf extension and 
+ *  VC's basic_filebuf implementation.
+ *  This file buffer provides extensions for working with standard C FILE*'s 
+ *  and POSIX file descriptors for platforms that support this.
+*/
+namespace
+{
+#if LL_WINDOWS
+typedef std::filebuf						_Myfb;
+#else
+typedef  __gnu_cxx::stdio_filebuf< char >	_Myfb;
+typedef std::__c_file						_Filet;
+#endif /* LL_WINDOWS */
+}
 
-#if USE_LLFILESTREAMS
-
-class LL_COMMON_API llifstream	:	public	std::basic_istream < char , std::char_traits < char > >
+class LL_COMMON_API llstdio_filebuf : public _Myfb
 {
-	// input stream associated with a C stream
 public:
-	typedef std::basic_ifstream<char,std::char_traits < char > > _Myt;
-	typedef std::basic_filebuf<char,std::char_traits< char > > _Myfb;
-	typedef std::basic_ios<char,std::char_traits< char > > _Myios;
-
-	llifstream()
-		: std::basic_istream<char,std::char_traits< char > >(NULL,true),_Filebuffer(NULL),_ShouldClose(false)
-	{	// construct unopened
-	}
+	/**
+	 * deferred initialization / destruction
+	*/
+	llstdio_filebuf() : _Myfb() {}
+	virtual ~llstdio_filebuf() {} 
+
+	/**
+	 *  @param  f  An open @c FILE*.
+	 *  @param  mode  Same meaning as in a standard filebuf.
+	 *  @param  size  Optimal or preferred size of internal buffer, in chars.
+	 *                Defaults to system's @c BUFSIZ.
+	 *
+	 *  This constructor associates a file stream buffer with an open
+	 *  C @c FILE*.  The @c FILE* will not be automatically closed when the
+	 *  stdio_filebuf is closed/destroyed.
+	*/
+	llstdio_filebuf(_Filet* __f, std::ios_base::openmode __mode,
+		    //size_t __size = static_cast<size_t>(BUFSIZ)) :
+		    size_t __size = static_cast<size_t>(1)) :
+#if LL_WINDOWS
+		_Myfb(__f) {}
+#else
+		_Myfb(__f, __mode, __size) {}
+#endif
 
-	explicit llifstream(const std::string& _Filename,
-		ios_base::openmode _Mode = ios_base::in,
-		int _Prot = (int)ios_base::_Openprot);
-
-	explicit llifstream(_Filet *_File)
-		: std::basic_istream<char,std::char_traits< char > >(NULL,true),
-			_Filebuffer(new _Myfb(_File)),
-			_ShouldClose(false)
-	{	// construct with specified C stream
-	}
-	virtual ~llifstream();
-
-	_Myfb *rdbuf() const
-	{	// return pointer to file buffer
-		return _Filebuffer;
-	}
-	bool is_open() const;
-	void open(const std::string& _Filename,	/* Flawfinder: ignore */
-		ios_base::openmode _Mode = ios_base::in,
-		int _Prot = (int)ios_base::_Openprot);	
-	void close();
+	/**
+	 *  @brief  Opens an external file.
+	 *  @param  s  The name of the file.
+	 *  @param  mode  The open mode flags.
+	 *  @return  @c this on success, NULL on failure
+	 *
+	 *  If a file is already open, this function immediately fails.
+	 *  Otherwise it tries to open the file named @a s using the flags
+	 *  given in @a mode.
+	*/
+	//llstdio_filebuf* open(const char *_Filename,
+	//		std::ios_base::openmode _Mode);
+
+	/**
+	 *  @param  fd  An open file descriptor.
+	 *  @param  mode  Same meaning as in a standard filebuf.
+	 *  @param  size  Optimal or preferred size of internal buffer, in chars.
+	 *
+	 *  This constructor associates a file stream buffer with an open
+	 *  POSIX file descriptor. The file descriptor will be automatically
+	 *  closed when the stdio_filebuf is closed/destroyed.
+	*/
+#if !LL_WINDOWS
+	llstdio_filebuf(int __fd, std::ios_base::openmode __mode,
+		//size_t __size = static_cast<size_t>(BUFSIZ)) :
+		size_t __size = static_cast<size_t>(1)) :
+		_Myfb(__fd, __mode, __size) {}
+#endif
 
-private:
-	_Myfb* _Filebuffer;	// the file buffer
-	bool _ShouldClose;
+// *TODO: Seek the underlying c stream for better cross-platform compatibility?
+#if !LL_WINDOWS
+protected:
+	/** underflow() and uflow() functions are called to get the next
+	 *  character from the real input source when the buffer is empty.
+	 *  Buffered input uses underflow()
+	*/
+	/*virtual*/ int_type underflow();
+
+	/*  Convert internal byte sequence to external, char-based
+	 * sequence via codecvt.
+	*/
+	bool _convert_to_external(char_type*, std::streamsize);
+
+	/** The overflow() function is called to transfer characters to the
+	 *  real output destination when the buffer is full. A call to
+	 *  overflow(c) outputs the contents of the buffer plus the
+	 *  character c.
+	 *  Consume some sequence of the characters in the pending sequence.
+	*/
+	/*virtual*/ int_type overflow(int_type __c = traits_type::eof());
+
+	/** sync() flushes the underlying @c FILE* stream.
+	*/
+	/*virtual*/ int sync();
+
+	std::streamsize xsgetn(char_type*, std::streamsize);
+	std::streamsize xsputn(char_type*, std::streamsize);
+#endif
 };
 
 
-class LL_COMMON_API llofstream	:	public	std::basic_ostream< char , std::char_traits < char > >
+/**
+ *  @brief  Controlling input for files.
+ *
+ *  This class supports reading from named files, using the inherited
+ *  functions from std::basic_istream.  To control the associated
+ *  sequence, an instance of std::basic_filebuf (or a platform-specific derivative)
+ *  which allows construction using a pre-exisintg file stream buffer. 
+ *  We refer to this std::basic_filebuf (or derivative) as @c sb.
+*/
+class LL_COMMON_API llifstream	:	public	std::istream
 {
+	// input stream associated with a C stream
 public:
-	typedef std::basic_ostream< char , std::char_traits < char > > _Myt;
-	typedef std::basic_filebuf< char , std::char_traits < char > > _Myfb;
-	typedef std::basic_ios<char,std::char_traits < char > > _Myios;
-
-	llofstream()
-		: std::basic_ostream<char,std::char_traits < char > >(NULL,true),_Filebuffer(NULL),_ShouldClose(false)
-	{	// construct unopened
-	}
-
-	explicit llofstream(const std::string& _Filename,
-		std::ios_base::openmode _Mode = ios_base::out,
-		int _Prot = (int)std::ios_base::_Openprot);
-	
-
-	explicit llofstream(_Filet *_File)
-		: std::basic_ostream<char,std::char_traits < char > >(NULL,true),
-			_Filebuffer(new _Myfb(_File)),//_File)
-			_ShouldClose(false)
-	{	// construct with specified C stream
-	}
-
-	virtual ~llofstream();
-
-	_Myfb *rdbuf() const
-	{	// return pointer to file buffer
-		return _Filebuffer;
-	}
+	// Constructors:
+	/**
+	 *  @brief  Default constructor.
+	 *
+	 *  Initializes @c sb using its default constructor, and passes
+	 *  @c &sb to the base class initializer.  Does not open any files
+	 *  (you haven't given it a filename to open).
+	*/
+	llifstream();
+
+	/**
+	 *  @brief  Create an input file stream.
+	 *  @param  Filename  String specifying the filename.
+	 *  @param  Mode  Open file in specified mode (see std::ios_base).
+	 *
+     *  @c ios_base::in is automatically included in @a mode.
+	*/
+	explicit llifstream(const std::string& _Filename,
+			ios_base::openmode _Mode = ios_base::in);
+	explicit llifstream(const char* _Filename,
+			ios_base::openmode _Mode = ios_base::in);
+
+	/**
+	 *  @brief  Create a stream using an open c file stream.
+	 *  @param  File  An open @c FILE*.
+        @param  Mode  Same meaning as in a standard filebuf.
+        @param  Size  Optimal or preferred size of internal buffer, in chars.
+                      Defaults to system's @c BUFSIZ.
+	*/
+	explicit llifstream(_Filet *_File,
+			ios_base::openmode _Mode = ios_base::in,
+			//size_t _Size = static_cast<size_t>(BUFSIZ));
+			size_t _Size = static_cast<size_t>(1));
+
+	/**
+	 *  @brief  Create a stream using an open file descriptor.
+	 *  @param  fd    An open file descriptor.
+        @param  Mode  Same meaning as in a standard filebuf.
+        @param  Size  Optimal or preferred size of internal buffer, in chars.
+                      Defaults to system's @c BUFSIZ.
+	*/
+#if !LL_WINDOWS
+	explicit llifstream(int __fd,
+			ios_base::openmode _Mode = ios_base::in,
+			//size_t _Size = static_cast<size_t>(BUFSIZ));
+			size_t _Size = static_cast<size_t>(1));
+#endif
 
+	/**
+	 *  @brief  The destructor does nothing.
+	 *
+	 *  The file is closed by the filebuf object, not the formatting
+	 *  stream.
+	*/
+	virtual ~llifstream() {}
+
+	// Members:
+	/**
+	 *  @brief  Accessing the underlying buffer.
+	 *  @return  The current basic_filebuf buffer.
+	 *
+	 *  This hides both signatures of std::basic_ios::rdbuf().
+	*/
+	llstdio_filebuf* rdbuf() const
+	{ return const_cast<llstdio_filebuf*>(&_M_filebuf); }
+
+	/**
+	 *  @brief  Wrapper to test for an open file.
+	 *  @return  @c rdbuf()->is_open()
+	*/
 	bool is_open() const;
 
-	void open(const std::string& _Filename,ios_base::openmode _Mode = ios_base::out,int _Prot = (int)ios_base::_Openprot);	/* Flawfinder: ignore */
-
+	/**
+	 *  @brief  Opens an external file.
+	 *  @param  Filename  The name of the file.
+	 *  @param  Node  The open mode flags.
+	 *
+	 *  Calls @c llstdio_filebuf::open(s,mode|in).  If that function
+	 *  fails, @c failbit is set in the stream's error state.
+	*/
+	void open(const std::string& _Filename,
+			ios_base::openmode _Mode = ios_base::in)
+	{ open(_Filename.c_str(), _Mode); }
+	void open(const char* _Filename,
+			ios_base::openmode _Mode = ios_base::in);
+
+	/**
+	 *  @brief  Close the file.
+	 *
+	 *  Calls @c llstdio_filebuf::close().  If that function
+	 *  fails, @c failbit is set in the stream's error state.
+	*/
 	void close();
 
 private:
-	_Myfb *_Filebuffer;	// the file buffer
-	bool _ShouldClose;
-};
-
-
-
-#else
-//Use standard file streams on non windows platforms
-//#define	llifstream	std::ifstream
-//#define	llofstream	std::ofstream
-
-class LL_COMMON_API llifstream	:	public	std::ifstream
-{
-public:
-	llifstream() : std::ifstream()
-	{
-	}
-
-	explicit llifstream(const std::string& _Filename, std::_Ios_Openmode _Mode = in)
-		: std::ifstream(_Filename.c_str(), _Mode)
-	{
-	}
-	void open(const std::string& _Filename, std::_Ios_Openmode _Mode = in)	/* Flawfinder: ignore */
-	{
-		std::ifstream::open(_Filename.c_str(), _Mode);
-	}
+	llstdio_filebuf _M_filebuf;
 };
 
 
-class LL_COMMON_API llofstream	:	public	std::ofstream
+/**
+ *  @brief  Controlling output for files.
+ *
+ *  This class supports writing to named files, using the inherited
+ *  functions from std::basic_ostream.  To control the associated
+ *  sequence, an instance of std::basic_filebuf (or a platform-specific derivative)
+ *  which allows construction using a pre-exisintg file stream buffer. 
+ *  We refer to this std::basic_filebuf (or derivative) as @c sb.
+*/
+class LL_COMMON_API llofstream	:	public	std::ostream
 {
 public:
-	llofstream() : std::ofstream()
-	{
-	}
+	// Constructors:
+	/**
+	 *  @brief  Default constructor.
+	 *
+	 *  Initializes @c sb using its default constructor, and passes
+	 *  @c &sb to the base class initializer.  Does not open any files
+	 *  (you haven't given it a filename to open).
+	*/
+	llofstream();
+
+	/**
+	 *  @brief  Create an output file stream.
+	 *  @param  Filename  String specifying the filename.
+	 *  @param  Mode  Open file in specified mode (see std::ios_base).
+	 *
+	 *  @c ios_base::out|ios_base::trunc is automatically included in
+	 *  @a mode.
+	*/
+	explicit llofstream(const std::string& _Filename,
+			ios_base::openmode _Mode = ios_base::out|ios_base::trunc);
+	explicit llofstream(const char* _Filename,
+			ios_base::openmode _Mode = ios_base::out|ios_base::trunc);
+
+	/**
+	 *  @brief  Create a stream using an open c file stream.
+	 *  @param  File  An open @c FILE*.
+        @param  Mode  Same meaning as in a standard filebuf.
+        @param  Size  Optimal or preferred size of internal buffer, in chars.
+                      Defaults to system's @c BUFSIZ.
+	*/
+	explicit llofstream(_Filet *_File,
+			ios_base::openmode _Mode = ios_base::out,
+			//size_t _Size = static_cast<size_t>(BUFSIZ));
+			size_t _Size = static_cast<size_t>(1));
+
+	/**
+	 *  @brief  Create a stream using an open file descriptor.
+	 *  @param  fd    An open file descriptor.
+        @param  Mode  Same meaning as in a standard filebuf.
+        @param  Size  Optimal or preferred size of internal buffer, in chars.
+                      Defaults to system's @c BUFSIZ.
+	*/
+#if !LL_WINDOWS
+	explicit llofstream(int __fd,
+			ios_base::openmode _Mode = ios_base::out,
+			//size_t _Size = static_cast<size_t>(BUFSIZ));
+			size_t _Size = static_cast<size_t>(1));
+#endif
 
-	explicit llofstream(const std::string& _Filename, std::_Ios_Openmode _Mode = out)
-		: std::ofstream(_Filename.c_str(), _Mode)
-	{
-	}
+	/**
+	 *  @brief  The destructor does nothing.
+	 *
+	 *  The file is closed by the filebuf object, not the formatting
+	 *  stream.
+	*/
+	virtual ~llofstream() {}
+
+	// Members:
+	/**
+	 *  @brief  Accessing the underlying buffer.
+	 *  @return  The current basic_filebuf buffer.
+	 *
+	 *  This hides both signatures of std::basic_ios::rdbuf().
+	*/
+	llstdio_filebuf* rdbuf() const
+	{ return const_cast<llstdio_filebuf*>(&_M_filebuf); }
+
+	/**
+	 *  @brief  Wrapper to test for an open file.
+	 *  @return  @c rdbuf()->is_open()
+	*/
+	bool is_open() const;
 
-	void open(const std::string& _Filename, std::_Ios_Openmode _Mode = out)	/* Flawfinder: ignore */
-	{
-		std::ofstream::open(_Filename.c_str(), _Mode);
-	}
+	/**
+	 *  @brief  Opens an external file.
+	 *  @param  Filename  The name of the file.
+	 *  @param  Node  The open mode flags.
+	 *
+	 *  Calls @c llstdio_filebuf::open(s,mode|out).  If that function
+	 *  fails, @c failbit is set in the stream's error state.
+	*/
+	void open(const std::string& _Filename,
+			ios_base::openmode _Mode = ios_base::out|ios_base::trunc)
+	{ open(_Filename.c_str(), _Mode); }
+	void open(const char* _Filename,
+			ios_base::openmode _Mode = ios_base::out|ios_base::trunc);
+
+	/**
+	 *  @brief  Close the file.
+	 *
+	 *  Calls @c llstdio_filebuf::close().  If that function
+	 *  fails, @c failbit is set in the stream's error state.
+	*/
+	void close();
 
+private:
+	llstdio_filebuf _M_filebuf;
 };
 
-#endif
 
 /**
  * @breif filesize helpers.
diff --git a/indra/llcommon/llmetricperformancetester.cpp b/indra/llcommon/llmetricperformancetester.cpp
index 41d3eb0bf3..731e58bd20 100644
--- a/indra/llcommon/llmetricperformancetester.cpp
+++ b/indra/llcommon/llmetricperformancetester.cpp
@@ -100,7 +100,7 @@ LLSD LLMetricPerformanceTesterBasic::analyzeMetricPerformanceLog(std::istream& i
 	LLSD ret;
 	LLSD cur;
 	
-	while (!is.eof() && LLSDSerialize::fromXML(cur, is))
+	while (!is.eof() && LLSDParser::PARSE_FAILURE != LLSDSerialize::fromXML(cur, is))
 	{
 		for (LLSD::map_iterator iter = cur.beginMap(); iter != cur.endMap(); ++iter)
 		{
diff --git a/indra/llcommon/llsdserialize.cpp b/indra/llcommon/llsdserialize.cpp
index 6b549e4b6f..ad4fce6f35 100644
--- a/indra/llcommon/llsdserialize.cpp
+++ b/indra/llcommon/llsdserialize.cpp
@@ -1453,8 +1453,8 @@ S32 LLSDBinaryFormatter::format(const LLSD& data, std::ostream& ostr, U32 option
 	case LLSD::TypeUUID:
 	{
 		ostr.put('u');
-		LLSD::UUID value = data.asUUID();
-		ostr.write((const char*)(&value.mData), UUID_BYTES);
+		LLUUID temp = data.asUUID();
+		ostr.write((const char*)(&(temp.mData)), UUID_BYTES);
 		break;
 	}
 
diff --git a/indra/llcommon/llsdserialize.h b/indra/llcommon/llsdserialize.h
index 86e3fc864c..e7a5507385 100644
--- a/indra/llcommon/llsdserialize.h
+++ b/indra/llcommon/llsdserialize.h
@@ -300,7 +300,7 @@ public:
 	/** 
 	 * @brief Constructor
 	 */
-	LLSDXMLParser();
+	LLSDXMLParser(bool emit_errors=true);
 
 protected:
 	/** 
@@ -747,25 +747,25 @@ public:
 		return f->format(sd, str, LLSDFormatter::OPTIONS_PRETTY);
 	}
 
-	static S32 fromXMLEmbedded(LLSD& sd, std::istream& str)
+	static S32 fromXMLEmbedded(LLSD& sd, std::istream& str, bool emit_errors=true)
 	{
 		// no need for max_bytes since xml formatting is not
 		// subvertable by bad sizes.
-		LLPointer<LLSDXMLParser> p = new LLSDXMLParser;
+		LLPointer<LLSDXMLParser> p = new LLSDXMLParser(emit_errors);
 		return p->parse(str, sd, LLSDSerialize::SIZE_UNLIMITED);
 	}
 	// Line oriented parser, 30% faster than fromXML(), but can
 	// only be used when you know you have the complete XML
 	// document available in the stream.
-	static S32 fromXMLDocument(LLSD& sd, std::istream& str)
+	static S32 fromXMLDocument(LLSD& sd, std::istream& str, bool emit_errors=true)
 	{
-		LLPointer<LLSDXMLParser> p = new LLSDXMLParser();
+		LLPointer<LLSDXMLParser> p = new LLSDXMLParser(emit_errors);
 		return p->parseLines(str, sd);
 	}
-	static S32 fromXML(LLSD& sd, std::istream& str)
+	static S32 fromXML(LLSD& sd, std::istream& str, bool emit_errors=true)
 	{
-		return fromXMLEmbedded(sd, str);
-//		return fromXMLDocument(sd, str);
+		return fromXMLEmbedded(sd, str, emit_errors);
+//		return fromXMLDocument(sd, str, emit_errors);
 	}
 
 	/*
diff --git a/indra/llcommon/llsdserialize_xml.cpp b/indra/llcommon/llsdserialize_xml.cpp
index 34b3dbb99a..cef743a7be 100644
--- a/indra/llcommon/llsdserialize_xml.cpp
+++ b/indra/llcommon/llsdserialize_xml.cpp
@@ -250,7 +250,7 @@ std::string LLSDXMLFormatter::escapeString(const std::string& in)
 class LLSDXMLParser::Impl
 {
 public:
-	Impl();
+	Impl(bool emit_errors);
 	~Impl();
 	
 	S32 parse(std::istream& input, LLSD& data);
@@ -294,6 +294,7 @@ private:
 	
 	static const XML_Char* findAttribute(const XML_Char* name, const XML_Char** pairs);
 	
+	bool mEmitErrors;
 
 	XML_Parser	mParser;
 
@@ -315,7 +316,8 @@ private:
 };
 
 
-LLSDXMLParser::Impl::Impl()
+LLSDXMLParser::Impl::Impl(bool emit_errors)
+	: mEmitErrors(emit_errors)
 {
 	mParser = XML_ParserCreate(NULL);
 	reset();
@@ -402,7 +404,10 @@ S32 LLSDXMLParser::Impl::parse(std::istream& input, LLSD& data)
 		{
 			((char*) buffer)[count ? count - 1 : 0] = '\0';
 		}
-		llinfos << "LLSDXMLParser::Impl::parse: XML_STATUS_ERROR parsing:" << (char*) buffer << llendl;
+		if (mEmitErrors)
+		{
+			llinfos << "LLSDXMLParser::Impl::parse: XML_STATUS_ERROR parsing:" << (char*) buffer << llendl;
+		}
 		data = LLSD();
 		return LLSDParser::PARSE_FAILURE;
 	}
@@ -480,7 +485,10 @@ S32 LLSDXMLParser::Impl::parseLines(std::istream& input, LLSD& data)
 	if (status == XML_STATUS_ERROR  
 		&& !mGracefullStop)
 	{
-		llinfos << "LLSDXMLParser::Impl::parseLines: XML_STATUS_ERROR" << llendl;
+		if (mEmitErrors)
+		{
+			llinfos << "LLSDXMLParser::Impl::parseLines: XML_STATUS_ERROR" << llendl;
+		}
 		return LLSDParser::PARSE_FAILURE;
 	}
 
@@ -897,7 +905,7 @@ LLSDXMLParser::Impl::Element LLSDXMLParser::Impl::readElement(const XML_Char* na
 /**
  * LLSDXMLParser
  */
-LLSDXMLParser::LLSDXMLParser() : impl(* new Impl)
+LLSDXMLParser::LLSDXMLParser(bool emit_errors /* = true */) : impl(* new Impl(emit_errors))
 {
 }
 
diff --git a/indra/llcommon/llversionserver.h b/indra/llcommon/llversionserver.h
index b19ba3bf74..ef68a0eaf5 100644
--- a/indra/llcommon/llversionserver.h
+++ b/indra/llcommon/llversionserver.h
@@ -30,7 +30,7 @@
 const S32 LL_VERSION_MAJOR = 2;
 const S32 LL_VERSION_MINOR = 1;
 const S32 LL_VERSION_PATCH = 0;
-const S32 LL_VERSION_BUILD = 13828;
+const S32 LL_VERSION_BUILD = 264760;
 
 const char * const LL_CHANNEL = "Second Life Server";
 
diff --git a/indra/llcommon/llversionviewer.h b/indra/llcommon/llversionviewer.h
index 6a5ff314e4..ca8a05511a 100644
--- a/indra/llcommon/llversionviewer.h
+++ b/indra/llcommon/llversionviewer.h
@@ -28,9 +28,9 @@
 #define LL_LLVERSIONVIEWER_H
 
 const S32 LL_VERSION_MAJOR = 3;
-const S32 LL_VERSION_MINOR = 4;
-const S32 LL_VERSION_PATCH = 6;
-const S32 LL_VERSION_BUILD = 0;
+const S32 LL_VERSION_MINOR = 5;
+const S32 LL_VERSION_PATCH = 0;
+const S32 LL_VERSION_BUILD = 264760;
 
 const char * const LL_CHANNEL = "Second Life Developer";
 
diff --git a/indra/llcommon/tests/bitpack_test.cpp b/indra/llcommon/tests/bitpack_test.cpp
index 4c3bc674af..afc0c18cd0 100644
--- a/indra/llcommon/tests/bitpack_test.cpp
+++ b/indra/llcommon/tests/bitpack_test.cpp
@@ -71,7 +71,6 @@ namespace tut
 		U8 packbuffer[255];
 		U8 unpackbuffer[255];
 		int pack_bufsize = 0;
-		int unpack_bufsize = 0;
 
 		LLBitPack bitpack(packbuffer, 255);
 
@@ -81,21 +80,20 @@ namespace tut
 		pack_bufsize = bitpack.flushBitPack();
 
 		LLBitPack bitunpack(packbuffer, pack_bufsize*8);
-		unpack_bufsize = bitunpack.bitUnpack(&unpackbuffer[0], 8);
+		bitunpack.bitUnpack(&unpackbuffer[0], 8);
 		ensure("bitPack: individual unpack: 0", unpackbuffer[0] == (U8) str[0]);
-		unpack_bufsize = bitunpack.bitUnpack(&unpackbuffer[0], 8);
+		bitunpack.bitUnpack(&unpackbuffer[0], 8);
 		ensure("bitPack: individual unpack: 1", unpackbuffer[0] == (U8) str[1]);
-		unpack_bufsize = bitunpack.bitUnpack(&unpackbuffer[0], 8);
+		bitunpack.bitUnpack(&unpackbuffer[0], 8);
 		ensure("bitPack: individual unpack: 2", unpackbuffer[0] == (U8) str[2]);
-		unpack_bufsize = bitunpack.bitUnpack(&unpackbuffer[0], 8);
+		bitunpack.bitUnpack(&unpackbuffer[0], 8);
 		ensure("bitPack: individual unpack: 3", unpackbuffer[0] == (U8) str[3]);
-		unpack_bufsize = bitunpack.bitUnpack(&unpackbuffer[0], 8);
+		bitunpack.bitUnpack(&unpackbuffer[0], 8);
 		ensure("bitPack: individual unpack: 4", unpackbuffer[0] == (U8) str[4]);
-		unpack_bufsize = bitunpack.bitUnpack(&unpackbuffer[0], 8);
+		bitunpack.bitUnpack(&unpackbuffer[0], 8);
 		ensure("bitPack: individual unpack: 5", unpackbuffer[0] == (U8) str[5]);
-		unpack_bufsize = bitunpack.bitUnpack(unpackbuffer, 8*4); // Life
+		bitunpack.bitUnpack(unpackbuffer, 8*4); // Life
 		ensure_memory_matches("bitPack: 4 bytes unpack:", unpackbuffer, 4, str+6, 4);
-		ensure("keep compiler quiet", unpack_bufsize == unpack_bufsize);
 	}
 
 	// U32 packing
diff --git a/indra/llcommon/tests/llinstancetracker_test.cpp b/indra/llcommon/tests/llinstancetracker_test.cpp
index 454695ff9f..e769c3e22c 100644
--- a/indra/llcommon/tests/llinstancetracker_test.cpp
+++ b/indra/llcommon/tests/llinstancetracker_test.cpp
@@ -267,7 +267,6 @@ namespace tut
         {
             existing.insert(&*uki);
         }
-        Unkeyed* puk = NULL;
         try
         {
             // We don't expect the assignment to take place because we expect
@@ -280,7 +279,7 @@ namespace tut
             // realize we're testing the C++ implementation more than
             // Unkeyed's implementation, but this seems an important point to
             // nail down.
-            puk = new Unkeyed("throw");
+            new Unkeyed("throw");
         }
         catch (const Badness&)
         {