Merge branch 'master' of https://github.com/scummvm/scummvm into mortevielle

Conflicts:
	engines/engines.mk

55 files changed, 381 insertions, 123 deletions

diff --git a/common/archive.cpp b/common/archive.cpp
index 1323f14805..57ebeb2ca6 100644
--- a/common/archive.cpp
+++ b/common/archive.cpp
@@ -118,7 +118,7 @@ void SearchSet::addDirectory(const String &name, const FSNode &dir, int priority
 	add(name, new FSDirectory(dir, depth, flat), priority);
 }
 
-void SearchSet::addSubDirectoriesMatching(const FSNode &directory, String origPattern, bool ignoreCase, int priority) {
+void SearchSet::addSubDirectoriesMatching(const FSNode &directory, String origPattern, bool ignoreCase, int priority, int depth, bool flat) {
 	FSList subDirs;
 	if (!directory.getChildren(subDirs))
 		return;
@@ -161,9 +161,9 @@ void SearchSet::addSubDirectoriesMatching(const FSNode &directory, String origPa
 			}
 
 			if (nextPattern.empty())
-				addDirectory(name, *i, priority);
+				addDirectory(name, *i, priority, depth, flat);
 			else
-				addSubDirectoriesMatching(*i, nextPattern, ignoreCase, priority);
+				addSubDirectoriesMatching(*i, nextPattern, ignoreCase, priority, depth, flat);
 		}
 	}
 }
diff --git a/common/archive.h b/common/archive.h
index ffd86d786d..2f9736f032 100644
--- a/common/archive.h
+++ b/common/archive.h
@@ -184,8 +184,8 @@ public:
 	 * to assume that this method is using anything other than a simple case insensitive compare.
 	 * Thus do not use any tokens like '*' or '?' in the "caselessName" parameter of this function!
 	 */
-	void addSubDirectoryMatching(const FSNode &directory, const String &caselessName, int priority = 0) {
-		addSubDirectoriesMatching(directory, caselessName, true, priority);
+	void addSubDirectoryMatching(const FSNode &directory, const String &caselessName, int priority = 0, int depth = 1, bool flat = false) {
+		addSubDirectoriesMatching(directory, caselessName, true, priority, depth, flat);
 	}
 
 	/**
@@ -208,7 +208,7 @@ public:
 	 *
 	 * @see Common::matchString
 	 */
-	void addSubDirectoriesMatching(const FSNode &directory, String origPattern, bool ignoreCase, int priority = 0);
+	void addSubDirectoriesMatching(const FSNode &directory, String origPattern, bool ignoreCase, int priority = 0, int depth = 1, bool flat = false);
 
 	/**
 	 * Remove an archive from the searchable set.
diff --git a/common/bufferedstream.h b/common/bufferedstream.h
index 55ea8dc13b..6c859c98fe 100644
--- a/common/bufferedstream.h
+++ b/common/bufferedstream.h
@@ -61,6 +61,6 @@ SeekableReadStream *wrapBufferedSeekableReadStream(SeekableReadStream *parentStr
  */
 WriteStream *wrapBufferedWriteStream(WriteStream *parentStream, uint32 bufSize);
 
-}	// End of namespace Common
+} // End of namespace Common
 
 #endif
diff --git a/common/c++11-compat.h b/common/c++11-compat.h
new file mode 100644
index 0000000000..50d79bd79e
--- /dev/null
+++ b/common/c++11-compat.h
@@ -0,0 +1,42 @@
+/* ScummVM - Graphic Adventure Engine
+ *
+ * ScummVM is the legal property of its developers, whose names
+ * are too numerous to list here. Please refer to the COPYRIGHT
+ * file distributed with this source distribution.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ */
+
+#ifndef COMMON_CPP11_COMPAT_H
+#define COMMON_CPP11_COMPAT_H
+
+#if __cplusplus >= 201103L
+#error "c++11-compat.h included when C++11 is available"
+#endif
+
+//
+// Custom nullptr replacement. This is not type safe as the real C++11 nullptr
+// though.
+//
+#define nullptr 0
+
+//
+// Replacement for the override keyword. This allows compilation of code
+// which uses it, but does not feature any semantic.
+//
+#define override
+
+#endif
diff --git a/common/config-file.cpp b/common/config-file.cpp
index 4224d7491d..0ce6dcf0c8 100644
--- a/common/config-file.cpp
+++ b/common/config-file.cpp
@@ -226,6 +226,15 @@ bool ConfigFile::saveToStream(WriteStream &stream) {
 	return !stream.err();
 }
 
+void ConfigFile::addSection(const String &section) {
+	Section *s = getSection(section);
+	if (s)
+		return;
+
+	Section newSection;
+	newSection.name = section;
+	_sections.push_back(newSection);
+}
 
 void ConfigFile::removeSection(const String &section) {
 	assert(isValidName(section));
@@ -380,4 +389,4 @@ void ConfigFile::Section::removeKey(const String &key) {
 	}
 }
 
-}	// End of namespace Common
+} // End of namespace Common
diff --git a/common/config-file.h b/common/config-file.h
index 7bc5604b4c..8bba851110 100644
--- a/common/config-file.h
+++ b/common/config-file.h
@@ -106,6 +106,7 @@ public:
 	bool	saveToStream(WriteStream &stream);
 
 	bool	hasSection(const String &section) const;
+	void	addSection(const String &section);
 	void	removeSection(const String &section);
 	void	renameSection(const String &oldName, const String &newName);
 
@@ -134,6 +135,6 @@ private:
 
 */
 
-}	// End of namespace Common
+} // End of namespace Common
 
 #endif
diff --git a/common/config-manager.h b/common/config-manager.h
index 02d4ec3438..d43a7bec51 100644
--- a/common/config-manager.h
+++ b/common/config-manager.h
@@ -175,7 +175,7 @@ private:
 	String			_filename;
 };
 
-}	// End of namespace Common
+} // End of namespace Common
 
 /** Shortcut for accessing the configuration manager. */
 #define ConfMan		Common::ConfigManager::instance()
diff --git a/common/cosinetables.cpp b/common/cosinetables.cpp
index fe8f454e14..3b245750fa 100644
--- a/common/cosinetables.cpp
+++ b/common/cosinetables.cpp
@@ -34,10 +34,10 @@ CosineTable::CosineTable(int bitPrecision) {
 
 	int m = 1 << _bitPrecision;
 	double freq = 2 * M_PI / m;
-	_table = new float[m];
+	_table = new float[m / 2];
 
-	// Table contains cos(2*pi*x/n) for 0<=x<=n/4,
-	// followed by its reverse
+	// Table contains cos(2*pi*i/m) for 0<=i<m/4,
+	// followed by 3m/4<=i<m
 	for (int i = 0; i <= m / 4; i++)
 		_table[i] = cos(i * freq);
 
diff --git a/common/cosinetables.h b/common/cosinetables.h
index f9fb6fd59a..f5c95ec003 100644
--- a/common/cosinetables.h
+++ b/common/cosinetables.h
@@ -36,7 +36,14 @@ public:
 	~CosineTable();
 
 	/**
-	 * Get pointer to table
+	 * Get pointer to table.
+	 *
+	 * This table contains 2^bitPrecision/2 entries.
+	 * The layout of this table is as follows:
+	 * - Entries 0 up to (excluding) 2^bitPrecision/4:
+	 *           cos(0) till (excluding) cos(1/2*pi)
+	 * - Entries 2^bitPrecision/4 up to (excluding) 2^bitPrecision/2:
+	 *           cos(3/2*pi) till (excluding) cos(2*pi)
 	 */
 	const float *getTable() { return _table; }
 
diff --git a/common/debug-channels.h b/common/debug-channels.h
index 54de9d491e..40d1ea667e 100644
--- a/common/debug-channels.h
+++ b/common/debug-channels.h
@@ -124,6 +124,6 @@ private:
 /** Shortcut for accessing the debug manager. */
 #define DebugMan		Common::DebugManager::instance()
 
-}	// End of namespace Common
+} // End of namespace Common
 
 #endif
diff --git a/common/debug.cpp b/common/debug.cpp
index 9c3a93e5a6..ba5479c34d 100644
--- a/common/debug.cpp
+++ b/common/debug.cpp
@@ -102,7 +102,7 @@ bool DebugManager::isDebugChannelEnabled(uint32 channel) {
 		return (gDebugChannelsEnabled & channel) != 0;
 }
 
-}	// End of namespace Common
+} // End of namespace Common
 
 
 #ifndef DISABLE_TEXT_CONSOLE
diff --git a/common/fft.h b/common/fft.h
index bc58f1dded..ef5f6e95ad 100644
--- a/common/fft.h
+++ b/common/fft.h
@@ -67,7 +67,6 @@ private:
 	Complex *_tmpBuf;
 
 	int _splitRadix;
-	int _permutation;
 
 	static int splitRadixPermutation(int i, int n, int inverse);
 
diff --git a/common/file.cpp b/common/file.cpp
index 12d73c9973..7ad6bc2e81 100644
--- a/common/file.cpp
+++ b/common/file.cpp
@@ -202,4 +202,4 @@ bool DumpFile::flush() {
 	return _handle->flush();
 }
 
-}	// End of namespace Common
+} // End of namespace Common
diff --git a/common/forbidden.h b/common/forbidden.h
index eec80bba59..9050114442 100644
--- a/common/forbidden.h
+++ b/common/forbidden.h
@@ -333,11 +333,21 @@
 	#define isalpha(a)	FORBIDDEN_SYMBOL_REPLACEMENT
 	#endif
 
+	#ifndef FORBIDDEN_SYMBOL_EXCEPTION_iscntrl
+	#undef iscntrl
+	#define iscntrl(a)	FORBIDDEN_SYMBOL_REPLACEMENT
+	#endif
+
 	#ifndef FORBIDDEN_SYMBOL_EXCEPTION_isdigit
 	#undef isdigit
 	#define isdigit(a)	FORBIDDEN_SYMBOL_REPLACEMENT
 	#endif
 
+	#ifndef FORBIDDEN_SYMBOL_EXCEPTION_isgraph
+	#undef isgraph
+	#define isgraph(a)	FORBIDDEN_SYMBOL_REPLACEMENT
+	#endif
+
 	#ifndef FORBIDDEN_SYMBOL_EXCEPTION_isnumber
 	#undef isnumber
 	#define isnumber(a)	FORBIDDEN_SYMBOL_REPLACEMENT
@@ -348,6 +358,16 @@
 	#define islower(a)	FORBIDDEN_SYMBOL_REPLACEMENT
 	#endif
 
+	#ifndef FORBIDDEN_SYMBOL_EXCEPTION_isprint
+	#undef isprint
+	#define isprint(a)	FORBIDDEN_SYMBOL_REPLACEMENT
+	#endif
+
+	#ifndef FORBIDDEN_SYMBOL_EXCEPTION_ispunct
+	#undef ispunct
+	#define ispunct(a)	FORBIDDEN_SYMBOL_REPLACEMENT
+	#endif
+
 	#ifndef FORBIDDEN_SYMBOL_EXCEPTION_isspace
 	#undef isspace
 	#define isspace(a)	FORBIDDEN_SYMBOL_REPLACEMENT
@@ -358,6 +378,11 @@
 	#define isupper(a)	FORBIDDEN_SYMBOL_REPLACEMENT
 	#endif
 
+	#ifndef FORBIDDEN_SYMBOL_EXCEPTION_isxdigit
+	#undef isxdigit
+	#define isxdigit(a)	FORBIDDEN_SYMBOL_REPLACEMENT
+	#endif
+
 #endif // FORBIDDEN_SYMBOL_EXCEPTION_ctype_h
 
 #ifndef FORBIDDEN_SYMBOL_EXCEPTION_mkdir
diff --git a/common/fs.cpp b/common/fs.cpp
index 0143c936d4..19a01074ea 100644
--- a/common/fs.cpp
+++ b/common/fs.cpp
@@ -335,4 +335,4 @@ int FSDirectory::listMembers(ArchiveMemberList &list) const {
 }
 
 
-}	// End of namespace Common
+} // End of namespace Common
diff --git a/common/func.h b/common/func.h
index db57d73668..a4a80e5406 100644
--- a/common/func.h
+++ b/common/func.h
@@ -535,6 +535,6 @@ GENERATE_TRIVIAL_HASH_FUNCTOR(unsigned long);
 
 #undef GENERATE_TRIVIAL_HASH_FUNCTOR
 
-}	// End of namespace Common
+} // End of namespace Common
 
 #endif
diff --git a/common/hash-str.h b/common/hash-str.h
index 08f0558bfd..190e6922eb 100644
--- a/common/hash-str.h
+++ b/common/hash-str.h
@@ -79,7 +79,7 @@ typedef HashMap<String, String, IgnoreCase_Hash, IgnoreCase_EqualTo> StringMap;
 
 
 
-}	// End of namespace Common
+} // End of namespace Common
 
 
 #endif
diff --git a/common/hashmap.cpp b/common/hashmap.cpp
index ff8f9db9ce..e505d1dd25 100644
--- a/common/hashmap.cpp
+++ b/common/hashmap.cpp
@@ -106,4 +106,4 @@ void updateHashCollisionStats(int collisions, int dummyHits, int lookups, int ar
 }
 #endif
 
-}	// End of namespace Common
+} // End of namespace Common
diff --git a/common/hashmap.h b/common/hashmap.h
index 7cf54997e8..42509d67e5 100644
--- a/common/hashmap.h
+++ b/common/hashmap.h
@@ -632,6 +632,6 @@ void HashMap<Key, Val, HashFunc, EqualFunc>::erase(const Key &key) {
 
 #undef HASHMAP_DUMMY_NODE
 
-}	// End of namespace Common
+} // End of namespace Common
 
 #endif
diff --git a/common/iff_container.cpp b/common/iff_container.cpp
index 7bcbf86e0f..9c6e5f124a 100644
--- a/common/iff_container.cpp
+++ b/common/iff_container.cpp
@@ -22,6 +22,7 @@
 
 #include "common/iff_container.h"
 #include "common/substream.h"
+#include "common/util.h"
 
 namespace Common {
 
@@ -75,4 +76,50 @@ void IFFParser::parse(IFFCallback &callback) {
 	} while (!stop);
 }
 
-}	// End of namespace Common
+
+PackBitsReadStream::PackBitsReadStream(Common::ReadStream &input) : _input(&input) {
+}
+
+PackBitsReadStream::~PackBitsReadStream() {
+}
+
+bool PackBitsReadStream::eos() const {
+	return _input->eos();
+}
+
+uint32 PackBitsReadStream::read(void *dataPtr, uint32 dataSize) {
+	byte *out = (byte *)dataPtr;
+	uint32 left = dataSize;
+
+	uint32 lenR = 0, lenW = 0;
+	while (left > 0 && !_input->eos()) {
+		lenR = _input->readByte();
+
+		if (lenR == 128) {
+			// no-op
+			lenW = 0;
+		} else if (lenR <= 127) {
+			// literal run
+			lenR++;
+			lenW = MIN(lenR, left);
+			for (uint32 j = 0; j < lenW; j++) {
+				*out++ = _input->readByte();
+			}
+			for (; lenR > lenW; lenR--) {
+				_input->readByte();
+			}
+		} else {  // len > 128
+			// expand run
+			lenW = MIN((256 - lenR) + 1, left);
+			byte val = _input->readByte();
+			memset(out, val, lenW);
+			out += lenW;
+		}
+
+		left -= lenW;
+	}
+
+	return dataSize - left;
+}
+
+} // End of namespace Common
diff --git a/common/iff_container.h b/common/iff_container.h
index 104ecf0f36..a730930b2c 100644
--- a/common/iff_container.h
+++ b/common/iff_container.h
@@ -77,22 +77,22 @@ page 376) */
 #define ID_copy     MKTAG('(','c',')',' ')
 /* EA IFF 85 Generic Copyright text chunk */
 
-/* ILBM chunks */
+/* IFF chunks */
 
 #define ID_BMHD     MKTAG('B','M','H','D')
-/* ILBM BitmapHeader */
+/* IFF BitmapHeader */
 #define ID_CMAP     MKTAG('C','M','A','P')
-/* ILBM 8bit RGB colormap */
+/* IFF 8bit RGB colormap */
 #define ID_GRAB     MKTAG('G','R','A','B')
-/* ILBM "hotspot" coordiantes */
+/* IFF "hotspot" coordiantes */
 #define ID_DEST     MKTAG('D','E','S','T')
-/* ILBM destination image info */
+/* IFF destination image info */
 #define ID_SPRT     MKTAG('S','P','R','T')
-/* ILBM sprite identifier */
+/* IFF sprite identifier */
 #define ID_CAMG     MKTAG('C','A','M','G')
 /* Amiga viewportmodes */
 #define ID_BODY     MKTAG('B','O','D','Y')
-/* ILBM image data */
+/* IFF image data */
 #define ID_CRNG     MKTAG('C','R','N','G')
 /* color cycling */
 #define ID_CCRT     MKTAG('C','C','R','T')
@@ -114,7 +114,7 @@ page 376) */
 #define ID_PCHG     MKTAG('P','C','H','G')
 /* Line by line palette control information (Sebastiano Vigna) */
 #define ID_PRVW     MKTAG('P','R','V','W')
-/* A mini duplicate ILBM used for preview (Gary Bonham) */
+/* A mini duplicate IFF used for preview (Gary Bonham) */
 #define ID_XBMI     MKTAG('X','B','M','I')
 /* eXtended BitMap Information (Soft-Logik) */
 #define ID_CTBL     MKTAG('C','T','B','L')
@@ -239,6 +239,31 @@ public:
 };
 
 
+/**
+ * Decode a given PackBits encoded stream.
+ *
+ * PackBits is an RLE compression algorithm introduced by Apple. It is also
+ * used to encode ILBM and PBM subtypes of IFF files, and some flavors of
+ * TIFF.
+ *
+ * As there is no compression across row boundaries in the above formats,
+ * read() will extract a *new* line on each call, discarding any alignment
+ * or padding.
+ */
+class PackBitsReadStream : public Common::ReadStream {
+
+protected:
+	Common::ReadStream *_input;
+
+public:
+	PackBitsReadStream(Common::ReadStream &input);
+	~PackBitsReadStream();
+
+	virtual bool eos() const;
+
+	uint32 read(void *dataPtr, uint32 dataSize);
+};
+
 } // namespace Common
 
 #endif
diff --git a/common/language.h b/common/language.h
index db552fc9c4..03b9ebaf8e 100644
--- a/common/language.h
+++ b/common/language.h
@@ -81,6 +81,6 @@ const String getGameGUIOptionsDescriptionLanguage(Common::Language lang);
 // TODO: Document this GUIO related function
 bool checkGameGUIOptionLanguage(Common::Language lang, const String &str);
 
-}	// End of namespace Common
+} // End of namespace Common
 
 #endif
diff --git a/common/macresman.cpp b/common/macresman.cpp
index f2f020c6de..00562f746a 100644
--- a/common/macresman.cpp
+++ b/common/macresman.cpp
@@ -360,8 +360,8 @@ bool MacResManager::load(SeekableReadStream &stream) {
 	_mapLength = stream.readUint32BE();
 
 	// do sanity check
-	if (_dataOffset >= (uint32)stream.size() || _mapOffset >= (uint32)stream.size() ||
-		_dataLength + _mapLength  > (uint32)stream.size()) {
+	if (stream.eos() || _dataOffset >= (uint32)stream.size() || _mapOffset >= (uint32)stream.size() ||
+			_dataLength + _mapLength  > (uint32)stream.size()) {
 		_resForkOffset = -1;
 		_mode = kResForkNone;
 		return false;
diff --git a/common/memorypool.h b/common/memorypool.h
index 9a4e523d53..1cd725b99d 100644
--- a/common/memorypool.h
+++ b/common/memorypool.h
@@ -141,7 +141,7 @@ public:
 	}
 };
 
-}	// End of namespace Common
+} // End of namespace Common
 
 /**
  * A custom placement new operator, using an arbitrary MemoryPool.
diff --git a/common/memstream.h b/common/memstream.h
index 497a178ab9..260fb64d84 100644
--- a/common/memstream.h
+++ b/common/memstream.h
@@ -173,6 +173,6 @@ public:
 	bool seek(int32 offset, int whence = SEEK_SET);
 };
 
-}	// End of namespace Common
+} // End of namespace Common
 
 #endif
diff --git a/common/mutex.cpp b/common/mutex.cpp
index 4e6316528c..f912e79591 100644
--- a/common/mutex.cpp
+++ b/common/mutex.cpp
@@ -75,4 +75,4 @@ void StackLock::unlock() {
 	g_system->unlockMutex(_mutex);
 }
 
-}	// End of namespace Common
+} // End of namespace Common
diff --git a/common/platform.cpp b/common/platform.cpp
index 9986048b48..20ed970385 100644
--- a/common/platform.cpp
+++ b/common/platform.cpp
@@ -31,7 +31,7 @@ const PlatformDescription g_platforms[] = {
 	{ "amiga", "ami", "amiga", "Amiga", kPlatformAmiga },
 	{ "atari", "atari-st", "st", "Atari ST", kPlatformAtariST },
 	{ "c64", "c64", "c64", "Commodore 64", kPlatformC64 },
-	{ "pc", "dos", "ibm", "DOS", kPlatformPC },
+	{ "pc", "dos", "ibm", "DOS", kPlatformDOS },
 	{ "pc98", "pc98", "pc98", "PC-98", kPlatformPC98 },
 	{ "wii", "wii", "wii", "Nintendo Wii", kPlatformWii },
 	{ "coco3", "coco3", "coco3", "CoCo3", kPlatformCoCo3 },
@@ -50,6 +50,8 @@ const PlatformDescription g_platforms[] = {
 	{ "playstation", "psx", "psx", "Sony PlayStation", kPlatformPSX },
 	{ "cdi", "cdi", "cdi", "Philips CD-i", kPlatformCDi },
 	{ "ios", "ios", "ios", "Apple iOS", kPlatformIOS },
+	{ "os2", "os2", "os2", "OS/2", kPlatformOS2 },
+	{ "beos", "beos", "beos", "BeOS", kPlatformBeOS },
 
 	{ 0, 0, 0, "Default", kPlatformUnknown }
 };
diff --git a/common/platform.h b/common/platform.h
index 1891c7096d..ac8772fa94 100644
--- a/common/platform.h
+++ b/common/platform.h
@@ -35,7 +35,7 @@ class String;
  * game in question.
  */
 enum Platform {
-	kPlatformPC,
+	kPlatformDOS,
 	kPlatformAmiga,
 	kPlatformAtariST,
 	kPlatformMacintosh,
@@ -55,6 +55,8 @@ enum Platform {
 	kPlatformPSX,
 	kPlatformCDi,
 	kPlatformIOS,
+	kPlatformOS2,
+	kPlatformBeOS,
 
 	kPlatformUnknown = -1
 };
@@ -75,6 +77,6 @@ extern const char *getPlatformCode(Platform id);
 extern const char *getPlatformAbbrev(Platform id);
 extern const char *getPlatformDescription(Platform id);
 
-}	// End of namespace Common
+} // End of namespace Common
 
 #endif
diff --git a/common/quicktime.cpp b/common/quicktime.cpp
index 173d3c6a97..a3efc2b443 100644
--- a/common/quicktime.cpp
+++ b/common/quicktime.cpp
@@ -165,6 +165,8 @@ void QuickTimeParser::initParseTable() {
 		{ &QuickTimeParser::readWAVE,    MKTAG('w', 'a', 'v', 'e') },
 		{ &QuickTimeParser::readESDS,    MKTAG('e', 's', 'd', 's') },
 		{ &QuickTimeParser::readSMI,     MKTAG('S', 'M', 'I', ' ') },
+		{ &QuickTimeParser::readDefault, MKTAG('g', 'm', 'h', 'd') },
+		{ &QuickTimeParser::readLeaf,    MKTAG('g', 'm', 'i', 'n') },
 		{ 0, 0 }
 	};
 
@@ -442,7 +444,7 @@ int QuickTimeParser::readELST(Atom atom) {
 
 	uint32 offset = 0;
 
-	for (uint32 i = 0; i < track->editCount; i++){
+	for (uint32 i = 0; i < track->editCount; i++) {
 		track->editList[i].trackDuration = _fd->readUint32BE();
 		track->editList[i].mediaTime = _fd->readSint32BE();
 		track->editList[i].mediaRate = Rational(_fd->readUint32BE(), 0x10000);
@@ -477,6 +479,8 @@ int QuickTimeParser::readHDLR(Atom atom) {
 		track->codecType = CODEC_TYPE_VIDEO;
 	else if (type == MKTAG('s', 'o', 'u', 'n'))
 		track->codecType = CODEC_TYPE_AUDIO;
+	else if (type == MKTAG('m', 'u', 's', 'i'))
+		track->codecType = CODEC_TYPE_MIDI;
 
 	_fd->readUint32BE(); // component manufacture
 	_fd->readUint32BE(); // component flags
@@ -540,7 +544,7 @@ int QuickTimeParser::readSTSD(Atom atom) {
 		_fd->readUint16BE(); // reserved
 		_fd->readUint16BE(); // index
 
-		track->sampleDescs[i] = readSampleDesc(track, format);
+		track->sampleDescs[i] = readSampleDesc(track, format, size - 16);
 
 		debug(0, "size=%d 4CC= %s codec_type=%d", size, tag2str(format), track->codecType);
 
diff --git a/common/quicktime.h b/common/quicktime.h
index 641718e13a..caa92578b1 100644
--- a/common/quicktime.h
+++ b/common/quicktime.h
@@ -120,7 +120,8 @@ protected:
 	enum CodecType {
 		CODEC_TYPE_MOV_OTHER,
 		CODEC_TYPE_VIDEO,
-		CODEC_TYPE_AUDIO
+		CODEC_TYPE_AUDIO,
+		CODEC_TYPE_MIDI
 	};
 
 	struct Track {
@@ -161,7 +162,7 @@ protected:
 		byte objectTypeMP4;
 	};
 
-	virtual SampleDesc *readSampleDesc(Track *track, uint32 format) = 0;
+	virtual SampleDesc *readSampleDesc(Track *track, uint32 format, uint32 descSize) = 0;
 
 	uint32 _timeScale;
 	uint32 _duration;
diff --git a/common/random.cpp b/common/random.cpp
index 55fa3cbd30..fd75534c44 100644
--- a/common/random.cpp
+++ b/common/random.cpp
@@ -59,4 +59,4 @@ uint RandomSource::getRandomNumberRng(uint min, uint max) {
 	return getRandomNumber(max - min) + min;
 }
 
-}	// End of namespace Common
+} // End of namespace Common
diff --git a/common/random.h b/common/random.h
index 90f2ed5cb0..c8aec58946 100644
--- a/common/random.h
+++ b/common/random.h
@@ -74,6 +74,6 @@ public:
 	uint getRandomNumberRng(uint min, uint max);
 };
 
-}	// End of namespace Common
+} // End of namespace Common
 
 #endif
diff --git a/common/rdft.h b/common/rdft.h
index 3386940404..76e95c363a 100644
--- a/common/rdft.h
+++ b/common/rdft.h
@@ -20,7 +20,7 @@
  *
  */
 
-// Based on eos' (I)RDFT code which is in turn
+// Based on xoreos' (I)RDFT code which is in turn
 // Based upon the (I)RDFT code in FFmpeg
 // Copyright (c) 2009 Alex Converse <alex dot converse at gmail dot com>
 
@@ -44,6 +44,40 @@ namespace Common {
  *
  * Used in engines:
  *  - scumm
+ *
+ *
+ * It has four modes:
+ *
+ *   Below, n = 1 << bits
+ *
+ *   (I)DFT_R2C:
+ *     input:
+ *       n real floats
+ *     output:
+ *       n/2 complex floats (stored as real part followed by imag part).
+ *
+ *     The output represents the first half of the (I)DFT of the input.
+ *     If F is the complex (I)DFT of the input, then
+ *     output[0] = F[0] + i * F[n/2] and
+ *     output[k] = F[k] for k = 1 .. n/2-1.
+ *     Note that F[0] and F[k] are real since the input is real, and
+ *     the remaining values of F can be reconstructed from symmetry if desired.
+ *
+ *   (I)DFT_C2R:
+ *     input:
+ *       n/2 complex floats
+ *     output:
+ *       n real floats
+ *
+ *     The input encodes a complex vector x of length n that has the
+ *     required symmetry to have a real (I)DFT:
+ *     x[0] = Re(input[0])
+ *     x[k] = input[k] for k = 1 .. n/2-1
+ *     x[n/2] = Im(input[0])
+ *     x[k] = conj(input[n-k]) for k = n/2+1 .. n-1
+ *     The output is then the real (I)DFT of x, divided by 2.
+ *
+ *     TODO: Is this division by 2 intentional?
  */
 
 class RDFT {
diff --git a/common/rect.h b/common/rect.h
index 8d1243f7e4..5790cf7c0f 100644
--- a/common/rect.h
+++ b/common/rect.h
@@ -266,6 +266,6 @@ struct Rect {
 	}
 };
 
-}	// End of namespace Common
+} // End of namespace Common
 
 #endif
diff --git a/common/scummsys.h b/common/scummsys.h
index 2f4efe702f..291de87dc9 100644
--- a/common/scummsys.h
+++ b/common/scummsys.h
@@ -51,7 +51,7 @@
 		#include <stdio.h>
 		#include <stdarg.h>
 
-		// MSVC's vsnprintf is either non-existant (2003) or bugged since it
+		// MSVC's vsnprintf is either non-existent (2003) or bugged since it
 		// does not always include a terminating NULL (2005+). To work around
 		// that we fix up the _vsnprintf included. Note that the return value
 		// will still not match C99's specs!
@@ -144,7 +144,10 @@
 	#endif
 #endif
 
-
+// Include our C++11 compatability header for pre-C++11 compilers.
+#if __cplusplus < 201103L
+#include "common/c++11-compat.h"
+#endif
 
 // Use config.h, generated by configure
 #if defined(HAVE_CONFIG_H)
diff --git a/common/sinetables.cpp b/common/sinetables.cpp
index a6ec99469d..7338166d39 100644
--- a/common/sinetables.cpp
+++ b/common/sinetables.cpp
@@ -34,15 +34,15 @@ SineTable::SineTable(int bitPrecision) {
 
 	int m = 1 << _bitPrecision;
 	double freq = 2 * M_PI / m;
-	_table = new float[m];
+	_table = new float[m / 2];
 
-	// Table contains sin(2*pi*x/n) for 0<=x<=n/4,
-	// followed by its reverse
-	for (int i = 0; i <= m / 4; i++)
+	// Table contains sin(2*pi*i/m) for 0<=i<m/4,
+	// followed by m/2<=i<3m/4
+	for (int i = 0; i < m / 4; i++)
 		_table[i] = sin(i * freq);
 
-	for (int i = 1; i < m / 4; i++)
-		_table[m / 2 - i] = _table[i];
+	for (int i = 0; i < m / 4; i++)
+		_table[m / 4 + i] = -_table[i];
 }
 
 SineTable::~SineTable() {
diff --git a/common/sinetables.h b/common/sinetables.h
index 16e203f26d..3489663661 100644
--- a/common/sinetables.h
+++ b/common/sinetables.h
@@ -37,6 +37,13 @@ public:
 
 	/**
 	 * Get pointer to table
+	 *
+	 * This table contains 2^bitPrecision/2 entries.
+	 * The layout of this table is as follows:
+	 * - Entries 0 up to (excluding) 2^bitPrecision/4:
+	 *           sin(0) till (excluding) sin(1/2*pi)
+	 * - Entries 2^bitPrecision/4 up to (excluding) 2^bitPrecision/2:
+	 *           sin(pi) till (excluding) sin(3/2*pi)
 	 */
 	const float *getTable() { return _table; }
 
diff --git a/common/singleton.h b/common/singleton.h
index d7078360f3..6e47f119ba 100644
--- a/common/singleton.h
+++ b/common/singleton.h
@@ -97,6 +97,6 @@ protected:
 #define DECLARE_SINGLETON(T) \
 	template<> T *Singleton<T>::_singleton = 0
 
-}	// End of namespace Common
+} // End of namespace Common
 
 #endif
diff --git a/common/str.cpp b/common/str.cpp
index 84805082ac..5d647ee4f0 100644
--- a/common/str.cpp
+++ b/common/str.cpp
@@ -370,7 +370,7 @@ void String::clear() {
 }
 
 void String::setChar(char c, uint32 p) {
-	assert(p <= _size);
+	assert(p < _size);
 
 	makeUnique();
 	_str[p] = c;
@@ -764,7 +764,7 @@ String tag2string(uint32 tag) {
 	str[4] = '\0';
 	// Replace non-printable chars by dot
 	for (int i = 0; i < 4; ++i) {
-		if (!isprint((unsigned char)str[i]))
+		if (!Common::isPrint(str[i]))
 			str[i] = '.';
 	}
 	return String(str);
@@ -850,7 +850,7 @@ size_t strlcat(char *dst, const char *src, size_t size) {
 	return dstLength + (src - srcStart);
 }
 
-}	// End of namespace Common
+} // End of namespace Common
 
 // Portable implementation of stricmp / strcasecmp / strcmpi.
 // TODO: Rename this to Common::strcasecmp
diff --git a/common/stream.cpp b/common/stream.cpp
index 85647bfe3a..f49603c882 100644
--- a/common/stream.cpp
+++ b/common/stream.cpp
@@ -342,7 +342,7 @@ uint32 BufferedReadStream::read(void *dataPtr, uint32 dataSize) {
 	return alreadyRead + dataSize;
 }
 
-}	// End of nameless namespace
+} // End of anonymous namespace
 
 
 ReadStream *wrapBufferedReadStream(ReadStream *parentStream, uint32 bufSize, DisposeAfterUse::Flag disposeParentStream) {
@@ -379,12 +379,25 @@ BufferedSeekableReadStream::BufferedSeekableReadStream(SeekableReadStream *paren
 bool BufferedSeekableReadStream::seek(int32 offset, int whence) {
 	// If it is a "local" seek, we may get away with "seeking" around
 	// in the buffer only.
-	// Note: We could try to handle SEEK_END and SEEK_SET, too, but
-	// since they are rarely used, it seems not worth the effort.
 	_eos = false;	// seeking always cancels EOS
 
-	if (whence == SEEK_CUR && (int)_pos + offset >= 0 && _pos + offset <= _bufSize) {
-		_pos += offset;
+	int relOffset = 0;
+	switch (whence) {
+	case SEEK_SET:
+		relOffset = offset - pos();
+		break;
+	case SEEK_CUR:
+		relOffset = offset;
+		break;
+	case SEEK_END:
+		relOffset = (size() + offset) - pos();
+		break;
+	default:
+		break;
+	}
+
+	if ((int)_pos + relOffset >= 0 && _pos + relOffset <= _bufSize) {
+		_pos += relOffset;
 
 		// Note: we do not need to reset parent's eos flag here. It is
 		// sufficient that it is reset when actually seeking in the parent.
@@ -393,14 +406,21 @@ bool BufferedSeekableReadStream::seek(int32 offset, int whence) {
 		// just seek normally in the parent stream.
 		if (whence == SEEK_CUR)
 			offset -= (_bufSize - _pos);
-		_pos = _bufSize;
+		// We invalidate the buffer here. This assures that successive seeks
+		// do not have the chance to incorrectly think they seeked back into
+		// the buffer.
+		// Note: This does not take full advantage of the buffer. But it is
+		// a simple way to prevent nasty errors. It would be possible to take
+		// full advantage of the buffer by saving its actual start position.
+		// This seems not worth the effort for this seemingly uncommon use.
+		_pos = _bufSize = 0;
 		_parentStream->seek(offset, whence);
 	}
 
 	return true;
 }
 
-}	// End of nameless namespace
+} // End of anonymous namespace
 
 SeekableReadStream *wrapBufferedSeekableReadStream(SeekableReadStream *parentStream, uint32 bufSize, DisposeAfterUse::Flag disposeParentStream) {
 	if (parentStream)
@@ -482,7 +502,7 @@ public:
 
 };
 
-}	// End of nameless namespace
+} // End of anonymous namespace
 
 WriteStream *wrapBufferedWriteStream(WriteStream *parentStream, uint32 bufSize) {
 	if (parentStream)
@@ -490,4 +510,4 @@ WriteStream *wrapBufferedWriteStream(WriteStream *parentStream, uint32 bufSize)
 	return 0;
 }
 
-}	// End of namespace Common
+} // End of namespace Common
diff --git a/common/stream.h b/common/stream.h
index 26c04e5bf6..33ebc95a86 100644
--- a/common/stream.h
+++ b/common/stream.h
@@ -454,6 +454,6 @@ public:
 };
 
 
-}	// End of namespace Common
+} // End of namespace Common
 
 #endif
diff --git a/common/taskbar.h b/common/taskbar.h
index 6f28028e74..b4ec673739 100644
--- a/common/taskbar.h
+++ b/common/taskbar.h
@@ -136,7 +136,7 @@ public:
 	virtual void clearError() {}
 };
 
-}	// End of namespace Common
+} // End of namespace Common
 
 #endif
 
diff --git a/common/textconsole.cpp b/common/textconsole.cpp
index ffa42e63a0..a721c121d5 100644
--- a/common/textconsole.cpp
+++ b/common/textconsole.cpp
@@ -40,7 +40,7 @@ void setErrorHandler(ErrorHandler handler) {
 }
 
 
-}	// End of namespace Common
+} // End of namespace Common
 
 
 #ifndef DISABLE_TEXT_CONSOLE
diff --git a/common/textconsole.h b/common/textconsole.h
index 364c49b2e9..12f15e5e4b 100644
--- a/common/textconsole.h
+++ b/common/textconsole.h
@@ -56,7 +56,7 @@ typedef void (*ErrorHandler)(const char *msg);
  */
 void setErrorHandler(ErrorHandler handler);
 
-}	// End of namespace Common
+} // End of namespace Common
 
 
 void NORETURN_PRE error(const char *s, ...) GCC_PRINTF(1, 2) NORETURN_POST;
diff --git a/common/unzip.cpp b/common/unzip.cpp
index ab659343a2..69b9ff67cb 100644
--- a/common/unzip.cpp
+++ b/common/unzip.cpp
@@ -1534,4 +1534,4 @@ Archive *makeZipArchive(SeekableReadStream *stream) {
 	return new ZipArchive(zipFile);
 }
 
-}	// End of namespace Common
+} // End of namespace Common
diff --git a/common/unzip.h b/common/unzip.h
index 06480b0054..2e0dae831a 100644
--- a/common/unzip.h
+++ b/common/unzip.h
@@ -56,6 +56,6 @@ Archive *makeZipArchive(const FSNode &node);
  */
 Archive *makeZipArchive(SeekableReadStream *stream);
 
-}	// End of namespace Common
+} // End of namespace Common
 
 #endif
diff --git a/common/updates.h b/common/updates.h
index 4d58a216fb..0012808a17 100644
--- a/common/updates.h
+++ b/common/updates.h
@@ -95,7 +95,7 @@ public:
 	virtual UpdateInterval getUpdateCheckInterval() { return kUpdateIntervalNotSupported; }
 };
 
-}	// End of namespace Common
+} // End of namespace Common
 
 #endif
 
diff --git a/common/util.cpp b/common/util.cpp
index 4d9ff11c5c..3d40fffff5 100644
--- a/common/util.cpp
+++ b/common/util.cpp
@@ -26,6 +26,7 @@
 #define FORBIDDEN_SYMBOL_EXCEPTION_islower
 #define FORBIDDEN_SYMBOL_EXCEPTION_isspace
 #define FORBIDDEN_SYMBOL_EXCEPTION_isupper
+#define FORBIDDEN_SYMBOL_EXCEPTION_isprint
 
 
 #include "common/util.h"
@@ -144,4 +145,8 @@ bool isUpper(int c) {
 	return isupper((byte)c);
 }
 
+bool isPrint(int c) {
+	ENSURE_ASCII_CHAR(c);
+	return isprint((byte)c);
+}
 } // End of namespace Common
diff --git a/common/util.h b/common/util.h
index 78340980d5..4ca1c42929 100644
--- a/common/util.h
+++ b/common/util.h
@@ -165,6 +165,17 @@ bool isSpace(int c);
  */
 bool isUpper(int c);
 
-}	// End of namespace Common
+/**
+ * Test whether the given character is printable. This includes the space
+ * character (' ').
+ *
+ * If the parameter is outside the range of a signed or unsigned char, then
+ * false is returned.
+ *
+ * @param c		the character to test
+ * @return		true if the character is printable, false otherwise.
+ */
+bool isPrint(int c);
+} // End of namespace Common
 
 #endif
diff --git a/common/winexe.cpp b/common/winexe.cpp
index 7cfc140452..877ab6baa1 100644
--- a/common/winexe.cpp
+++ b/common/winexe.cpp
@@ -73,7 +73,7 @@ String WinResourceID::toString() const {
 	if (_idType == kIDTypeString)
 		return _name;
 	else if (_idType == kIDTypeNumerical)
-		return String::format("%08x", _id);
+		return String::format("0x%08x", _id);
 
 	return "";
 }
diff --git a/common/winexe_ne.cpp b/common/winexe_ne.cpp
index 8690f6795b..6bb40e0980 100644
--- a/common/winexe_ne.cpp
+++ b/common/winexe_ne.cpp
@@ -187,8 +187,8 @@ uint32 NEResources::getResourceTableOffset() {
 static const char *s_resTypeNames[] = {
 	"", "cursor", "bitmap", "icon", "menu", "dialog", "string",
 	"font_dir", "font", "accelerator", "rc_data", "msg_table",
-	"group_cursor", "group_icon", "version", "dlg_include",
-	"plug_play", "vxd", "ani_cursor", "ani_icon", "html",
+	"group_cursor", "group_icon", "", "", "version", "dlg_include",
+	"", "plug_play", "vxd", "ani_cursor", "ani_icon", "html",
 	"manifest"
 };
 
@@ -200,9 +200,16 @@ bool NEResources::readResourceTable(uint32 offset) {
 		return false;
 
 	uint32 align = 1 << _exe->readUint16LE();
-
 	uint16 typeID = _exe->readUint16LE();
+
 	while (typeID != 0) {
+		// High bit of the type means integer type
+		WinResourceID type;
+		if (typeID & 0x8000)
+			type = typeID & 0x7FFF;
+		else
+			type = getResourceString(*_exe, offset + typeID);
+
 		uint16 resCount = _exe->readUint16LE();
 
 		_exe->skip(4); // reserved
@@ -218,17 +225,18 @@ bool NEResources::readResourceTable(uint32 offset) {
 			res.handle = _exe->readUint16LE();
 			res.usage  = _exe->readUint16LE();
 
-			res.type = typeID;
+			res.type = type;
 
-			if ((id & 0x8000) == 0)
-				res.id = getResourceString(*_exe, offset + id);
-			else
+			// High bit means integer type
+			if (id & 0x8000)
 				res.id = id & 0x7FFF;
+			else
+				res.id = getResourceString(*_exe, offset + id);				
 
-			if (typeID & 0x8000 && ((typeID & 0x7FFF) < ARRAYSIZE(s_resTypeNames)))
+			if (typeID & 0x8000 && ((typeID & 0x7FFF) < ARRAYSIZE(s_resTypeNames)) && s_resTypeNames[typeID & 0x7FFF][0] != 0)
 				debug(2, "Found resource %s %s", s_resTypeNames[typeID & 0x7FFF], res.id.toString().c_str());
 			else
-				debug(2, "Found resource %04x %s", typeID, res.id.toString().c_str());
+				debug(2, "Found resource %s %s", type.toString().c_str(), res.id.toString().c_str());
 
 			_resources.push_back(res);
 		}
@@ -257,7 +265,7 @@ String NEResources::getResourceString(SeekableReadStream &exe, uint32 offset) {
 	return string;
 }
 
-const NEResources::Resource *NEResources::findResource(uint16 type, WinResourceID id) const {
+const NEResources::Resource *NEResources::findResource(const WinResourceID &type, const WinResourceID &id) const {
 	for (List<Resource>::const_iterator it = _resources.begin(); it != _resources.end(); ++it)
 		if (it->type == type && it->id == id)
 			return &*it;
@@ -265,7 +273,7 @@ const NEResources::Resource *NEResources::findResource(uint16 type, WinResourceI
 	return 0;
 }
 
-SeekableReadStream *NEResources::getResource(uint16 type, WinResourceID id) {
+SeekableReadStream *NEResources::getResource(const WinResourceID &type, const WinResourceID &id) {
 	const Resource *res = findResource(type, id);
 
 	if (!res)
@@ -275,7 +283,7 @@ SeekableReadStream *NEResources::getResource(uint16 type, WinResourceID id) {
 	return _exe->readStream(res->size);
 }
 
-const Array<WinResourceID> NEResources::getIDList(uint16 type) const {
+const Array<WinResourceID> NEResources::getIDList(const WinResourceID &type) const {
 	Array<WinResourceID> idArray;
 
 	for (List<Resource>::const_iterator it = _resources.begin(); it != _resources.end(); ++it)
diff --git a/common/winexe_ne.h b/common/winexe_ne.h
index 4a1b2343df..f00941412f 100644
--- a/common/winexe_ne.h
+++ b/common/winexe_ne.h
@@ -34,27 +34,27 @@ class SeekableReadStream;
 
 /** The default Windows resources. */
 enum NEResourceType {
-	kNECursor = 0x8001,
-	kNEBitmap = 0x8002,
-	kNEIcon = 0x8003,
-	kNEMenu = 0x8004,
-	kNEDialog = 0x8005,
-	kNEString = 0x8006,
-	kNEFontDir = 0x8007,
-	kNEFont = 0x8008,
-	kNEAccelerator = 0x8009,
-	kNERCData = 0x800A,
-	kNEMessageTable = 0x800B,
-	kNEGroupCursor = 0x800C,
-	kNEGroupIcon = 0x800D,
-	kNEVersion = 0x8010,
-	kNEDlgInclude = 0x8011,
-	kNEPlugPlay = 0x8013,
-	kNEVXD = 0x8014,
-	kNEAniCursor = 0x8015,
-	kNEAniIcon = 0x8016,
-	kNEHTML = 0x8017,
-	kNEManifest = 0x8018
+	kNECursor       = 0x01,
+	kNEBitmap       = 0x02,
+	kNEIcon         = 0x03,
+	kNEMenu         = 0x04,
+	kNEDialog       = 0x05,
+	kNEString       = 0x06,
+	kNEFontDir      = 0x07,
+	kNEFont         = 0x08,
+	kNEAccelerator  = 0x09,
+	kNERCData       = 0x0A,
+	kNEMessageTable = 0x0B,
+	kNEGroupCursor  = 0x0C,
+	kNEGroupIcon    = 0x0D,
+	kNEVersion      = 0x10,
+	kNEDlgInclude   = 0x11,
+	kNEPlugPlay     = 0x13,
+	kNEVXD          = 0x14,
+	kNEAniCursor    = 0x15,
+	kNEAniIcon      = 0x16,
+	kNEHTML         = 0x17,
+	kNEManifest     = 0x18
 };
 
 /**
@@ -81,17 +81,17 @@ public:
 	bool loadFromEXE(SeekableReadStream *stream);
 
 	/** Return a list of resources for a given type. */
-	const Array<WinResourceID> getIDList(uint16 type) const;
+	const Array<WinResourceID> getIDList(const WinResourceID &type) const;
 
 	/** Return a stream to the specified resource (or 0 if non-existent). */
-	SeekableReadStream *getResource(uint16 type, WinResourceID id);
+	SeekableReadStream *getResource(const WinResourceID &type, const WinResourceID &id);
 
 private:
 	/** A resource. */
 	struct Resource {
 		WinResourceID id;
 
-		uint16 type; ///< Type of the resource.
+		WinResourceID type; ///< Type of the resource.
 
 		uint32 offset; ///< Offset within the EXE.
 		uint32 size;   ///< Size of the data.
@@ -112,7 +112,7 @@ private:
 	bool readResourceTable(uint32 offset);
 
 	/** Find a specific resource. */
-	const Resource *findResource(uint16 type, WinResourceID id) const;
+	const Resource *findResource(const WinResourceID &type, const WinResourceID &id) const;
 
 	/** Read a resource string. */
 	static String getResourceString(SeekableReadStream &exe, uint32 offset);
diff --git a/common/xmlparser.cpp b/common/xmlparser.cpp
index f0b7f1cc81..c80d5e15be 100644
--- a/common/xmlparser.cpp
+++ b/common/xmlparser.cpp
@@ -298,7 +298,7 @@ bool XMLParser::closeKey() {
 
 bool XMLParser::parse() {
 	if (_stream == 0)
-		return parserError("XML stream not ready for reading.");
+		return false;
 
 	// Make sure we are at the start of the stream.
 	_stream->seek(0, SEEK_SET);
diff --git a/common/zlib.cpp b/common/zlib.cpp
index fc8f351054..920338e57e 100644
--- a/common/zlib.cpp
+++ b/common/zlib.cpp
@@ -392,17 +392,21 @@ public:
 #endif	// USE_ZLIB
 
 SeekableReadStream *wrapCompressedReadStream(SeekableReadStream *toBeWrapped, uint32 knownSize) {
-#if defined(USE_ZLIB)
 	if (toBeWrapped) {
 		uint16 header = toBeWrapped->readUint16BE();
 		bool isCompressed = (header == 0x1F8B ||
 				     ((header & 0x0F00) == 0x0800 &&
 				      header % 31 == 0));
 		toBeWrapped->seek(-2, SEEK_CUR);
-		if (isCompressed)
+		if (isCompressed) {
+#if defined(USE_ZLIB)
 			return new GZipReadStream(toBeWrapped, knownSize);
-	}
+#else
+			delete toBeWrapped;
+			return NULL;
 #endif
+		}
+	}
 	return toBeWrapped;
 }
 
@@ -415,4 +419,4 @@ WriteStream *wrapCompressedWriteStream(WriteStream *toBeWrapped) {
 }
 
 
-}	// End of namespace Common
+} // End of namespace Common
diff --git a/common/zlib.h b/common/zlib.h
index 6a840f5fdc..d940f3f3a1 100644
--- a/common/zlib.h
+++ b/common/zlib.h
@@ -103,7 +103,9 @@ bool inflateZlibInstallShield(byte *dst, uint dstLen, const byte *src, uint srcL
  * provides transparent on-the-fly decompression. Assumes the data it
  * retrieves from the wrapped stream to be either uncompressed or in gzip
  * format. In the former case, the original stream is returned unmodified
- * (and in particular, not wrapped).
+ * (and in particular, not wrapped). In the latter case the stream is
+ * returned wrapped, unless there is no ZLIB support, then NULL is returned
+ * and the old stream is destroyed.
  *
  * Certain GZip-formats don't supply an easily readable length, if you
  * still need the length carried along with the stream, and you know
@@ -129,6 +131,6 @@ SeekableReadStream *wrapCompressedReadStream(SeekableReadStream *toBeWrapped, ui
  */
 WriteStream *wrapCompressedWriteStream(WriteStream *toBeWrapped);
 
-}	// End of namespace Common
+} // End of namespace Common
 
 #endif