Patch #1181544 (AmigaOS 4 changes)

svn-id: r18011

19 files changed, 133 insertions, 9 deletions

diff --git a/AUTHORS b/AUTHORS
index b631becb28..60db99ace9 100644
--- a/AUTHORS
+++ b/AUTHORS
@@ -20,6 +20,7 @@ The ScummVM team:
        Jamieson Christian    - iMUSE, MIDI, all things musical
        Jerome Fisher         - MT-32 emulator
        Jochen Hoenicke       - Speaker & PCjr sound support, Adlib work
+       Hans-Jorg Frieden     - Port: AmigaOS 4
 
 Retired Team Members:
        Ralph Brorsen         - Help with GUI implementation
@@ -53,6 +54,7 @@ Contributors:
        Johannes Schickel     - Thumbnails for ScummEngine
        Andre Souza           - SDL-based OpenGL renderer
        Tim ???               - Initial MI1 CD music support
+       Juha Niemimaki        - AmigaOS 4 port maintaining
 
        And to all the contributors, users, and beta testers we've missed.
        Thanks!
diff --git a/Makefile b/Makefile
index b0ce3c417c..88104f6e0b 100644
--- a/Makefile
+++ b/Makefile
@@ -19,10 +19,10 @@ MODULE_DIRS :=
 include config.mak
 
 # Uncomment this for stricter compile time code verification
-# CXXFLAGS+= -Werror
+CXXFLAGS+= -Werror
 
 CXXFLAGS:= -Wall $(CXXFLAGS)
-CXXFLAGS+= -O -Wuninitialized
+# CXXFLAGS+= -O -Wuninitialized
 CXXFLAGS+= -Wno-long-long -Wno-multichar -Wno-unknown-pragmas
 # Even more warnings...
 CXXFLAGS+= -pedantic -Wpointer-arith -Wcast-qual -Wconversion
diff --git a/NEWS b/NEWS
index 1ad43d2958..0af8919a60 100644
--- a/NEWS
+++ b/NEWS
@@ -7,6 +7,10 @@ For a more comprehensive changelog for the latest experimental CVS code, see:
      and "Inherit the Earth").
    - Added Gob engine (for Goblins series)
 
+ New Ports:
+   - Added PlayStation 2 port
+   - Added AmigaOS 4 port
+
  General:
    - Reworked cursor handling in SDL backend. Now cursors can have their own
      palette and scaling. This is used by Humongous Entertainment games now.
diff --git a/README b/README
index d13ba99db6..299f34f2bb 100644
--- a/README
+++ b/README
@@ -1247,7 +1247,15 @@ messages (see http://www.sysinternals.com/ntw2k/freeware/debugview.shtml).
           etc. via Fink and into /sw. If you have installed SDL
           in another way, you'll have to edit the Makefile).
 
-
+    AmigaOS 4 (Cross-compiling with Cygwin):
+        * Make sure that you have SDL installed, you may also need 
+          libogg, libvorbis, libvorbisfile, zlib, libmad.
+        * Type ./configure --host=ppc-amigaos
+        * If you got an error about sdl-config, use --with-sdl-prefix
+          parameter to set the path.
+        * Check 'config.mak' file and if everything seems to fine:
+        * Run 'make'.
+        * Cross-compiling with Linux may be as easy.
 
 ------------------------------------------------------------------------
 Good Luck and Happy Adventuring!
diff --git a/backends/module.mk b/backends/module.mk
index 0a2a8d0cf8..737f126c6a 100644
--- a/backends/module.mk
+++ b/backends/module.mk
@@ -5,6 +5,7 @@ MODULE_OBJS := \
 	backends/fs/posix/posix-fs.o \
 	backends/fs/morphos/abox-fs.o \
 	backends/fs/windows/windows-fs.o \
+	backends/fs/amigaos4/amigaos4-fs.o \
 	backends/midi/alsa.o \
 	backends/midi/coreaudio.o \
 	backends/midi/morphos.o \
@@ -19,6 +20,7 @@ MODULE_DIRS += \
 	backends/fs/posix \
 	backends/fs/morphos \
 	backends/fs/windows \
+	backends/fs/amigaos4 \
 	backends/midi
 
 # Include common rules 
diff --git a/base/gameDetector.cpp b/base/gameDetector.cpp
index a3b1fcdc32..aa08306e75 100644
--- a/base/gameDetector.cpp
+++ b/base/gameDetector.cpp
@@ -617,7 +617,7 @@ bool GameDetector::detectMain() {
 		warning("No path was provided. Assuming the data files are in the current directory");
 		gameDataPath = "./";
 	} else if (gameDataPath.lastChar() != '/'
-#ifdef __MORPHOS__
+#if defined(__MORPHOS__) || defined(__amigaos4__)
 					&& gameDataPath.lastChar() != ':'
 #endif
 					&& gameDataPath.lastChar() != '\\') {
diff --git a/base/main.cpp b/base/main.cpp
index bddbbed2c2..287b0a891a 100644
--- a/base/main.cpp
+++ b/base/main.cpp
@@ -122,6 +122,11 @@ const char *gScummVMFeatures = ""
 #endif
 	;
 
+#if defined(__amigaos4__)
+// Set the stack cookie, 640 KB should be enough for everyone
+const char* stackCookie = "$STACK: 655360\0";
+#endif
+
 #if defined(WIN32) && defined(NO_CONSOLE)
 #include <cstdio>
 #define STDOUT_FILE	TEXT("stdout.txt")
diff --git a/common/file.cpp b/common/file.cpp
index 1be6f6a7a5..7f948f7bc7 100644
--- a/common/file.cpp
+++ b/common/file.cpp
@@ -85,6 +85,17 @@ static FILE *fopenNoCase(const char *filename, const char *directory, const char
 		file = fopen(buf, mode);
 	}
 
+#ifdef __amigaos4__
+	//
+	// Work around for possibility that someone uses AmigaOS "newlib" build with SmartFileSystem (blocksize 512 bytes), leading
+	// to buffer size being only 512 bytes. "Clib2" sets the buffer size to 8KB, resulting smooth movie playback. This forces the buffer
+	// to be enough also when using "newlib" compile on SFS.
+	//
+	if (file) {
+		setvbuf(file, NULL, _IOFBF, 8192);
+	}
+#endif
+
 	return file;
 }
 
diff --git a/common/savefile.cpp b/common/savefile.cpp
index 993dd104db..e5b7a3501c 100644
--- a/common/savefile.cpp
+++ b/common/savefile.cpp
@@ -156,7 +156,7 @@ static void join_paths(const char *filename, const char *directory,
 	const int dirLen = strlen(buf);
 
 	if (dirLen > 0) {
-#ifdef __MORPHOS__
+#if defined(__MORPHOS__) || defined(__amigaos4__)
 		if (buf[dirLen-1] != ':' && buf[dirLen-1] != '/')
 #endif
 
diff --git a/common/scaler/hq2x.cpp b/common/scaler/hq2x.cpp
index 3599c01b9b..fd6d2eb094 100644
--- a/common/scaler/hq2x.cpp
+++ b/common/scaler/hq2x.cpp
@@ -42,6 +42,20 @@ void HQ2x(const uint8 *srcPtr, uint32 srcPitch, uint8 *dstPtr, uint32 dstPitch,
 #else
 
 #ifdef HAS_ALTIVEC
+
+#ifdef __amigaos4__
+#include <proto/exec.h>
+#include <altivec.h>
+static bool isAltiVecAvailable() {
+	uint32 vecUnit;
+	IExec->GetCPUInfo(GCIT_VectorUnit, &vecUnit, TAG_DONE);
+	if (vecUnit == VECTORTYPE_NONE)
+		return false;
+	else
+		return true;
+}
+#else
+
 #include <sys/sysctl.h> 
 
 static bool isAltiVecAvailable()  {
@@ -54,6 +68,7 @@ static bool isAltiVecAvailable()  {
 	return false; 
 }
 #endif
+#endif
 
 #define PIXEL00_0	*(q) = w5;
 #define PIXEL00_10	*(q) = interpolate16_2<bitFormat,3,1>(w5, w1);
diff --git a/common/scaler/hq3x.cpp b/common/scaler/hq3x.cpp
index f0a92c533c..43bc0dd432 100644
--- a/common/scaler/hq3x.cpp
+++ b/common/scaler/hq3x.cpp
@@ -42,6 +42,19 @@ void HQ3x(const uint8 *srcPtr, uint32 srcPitch, uint8 *dstPtr, uint32 dstPitch,
 #else
 
 #ifdef HAS_ALTIVEC
+
+#ifdef __amigaos4__
+#include <proto/exec.h>
+static bool isAltiVecAvailable() {
+	uint32 vecUnit;
+	IExec->GetCPUInfo(GCIT_VectorUnit, &vecUnit, TAG_DONE);
+	if (vecUnit == VECTORTYPE_NONE)
+		return false;
+	else
+		return true;
+}
+#else
+
 #include <sys/sysctl.h> 
 
 static bool isAltiVecAvailable()  {
@@ -54,6 +67,7 @@ static bool isAltiVecAvailable()  {
 	return false; 
 }
 #endif
+#endif
 
 #define PIXEL00_1M  *(q) = interpolate16_2<bitFormat,3,1>(w5, w1);
 #define PIXEL00_1U  *(q) = interpolate16_2<bitFormat,3,1>(w5, w2);
diff --git a/common/scummsys.h b/common/scummsys.h
index 3eee1976c2..58b01b3902 100644
--- a/common/scummsys.h
+++ b/common/scummsys.h
@@ -323,6 +323,32 @@
 	#define fsize(a)			ps2_fsize(a)
 
 	extern void ps2_disableHandleCaching(void);
+
+#elif defined (__amigaos4__)
+	#include <exec/types.h>
+
+	#define	scumm_stricmp strcasecmp
+	#define	scumm_strnicmp strncasecmp
+
+	#define	CHECK_HEAP
+
+	#define	SCUMM_BIG_ENDIAN
+
+	// You need to set this manually if necessary
+	#define	SCUMM_NEED_ALIGNMENT
+
+	#define	FORCEINLINE	inline
+	#define	CDECL
+
+	#ifndef	HAVE_CONFIG_H
+	typedef	unsigned char byte;
+	typedef	unsigned int uint;
+	#endif
+
+	#define	START_PACK_STRUCTS
+	#define	END_PACK_STRUCTS
+	#define	GCC_PACK __attribute__((packed))
+	#define	NORETURN __attribute__((__noreturn__))
 #else
 	#error No system type defined
 #endif
diff --git a/common/stdafx.h b/common/stdafx.h
index e3d96f2741..c40cac985e 100644
--- a/common/stdafx.h
+++ b/common/stdafx.h
@@ -111,11 +111,13 @@
 #endif
 #if !defined(macintosh)
 #include <sys/types.h>
-#if !defined(__PLAYSTATION2__)
+#if !defined(__PLAYSTATION2__) && !defined(__amigaos4__)
 #include <sys/uio.h>
 #endif
+#if !defined(__amigaos4__)
 #include <sys/param.h>
 #endif
+#endif
 #if !defined (__BEOS__)
 #include <unistd.h>
 #endif
diff --git a/configure b/configure
index 0635e127c2..debfb93e18 100755
--- a/configure
+++ b/configure
@@ -434,6 +434,10 @@ arm-riscos-aof)
 	_host_os=riscos
 	_host_cpu=arm
 	;;
+ppc-amigaos)
+	_host_os=amigaos
+	_host_cpu=ppc
+	;;
 *)
 	guessed_host=`$_srcdir/config.guess`
 	_host_cpu=`echo $guessed_host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
@@ -613,6 +617,16 @@ if test -n "$_host"; then
 			type_2_byte='short'
 			type_4_byte='int'
 			;;
+		ppc-amigaos)
+			echo "Cross-compiling to $_host, forcing endianness, alignment and type sizes"
+			_def_endianness='#define SCUMM_BIG_ENDIAN'
+			_def_align='#define	SCUMM_NEED_ALIGNMENT'
+			type_1_byte='char'
+			type_2_byte='short'
+			type_4_byte='long'
+			CXXFLAGS="$CFLAGS -newlib -mstrict-align -mcpu=750 -mtune=7400"
+			LDFLAGS="$LDFLAGS -newlib"
+			;;
 		*)
 			echo "Cross-compiling to unknown target, please add your target to configure."
 			exit 1
diff --git a/doc/10.tex b/doc/10.tex
index 8bcd112c04..0a2f3106dc 100644
--- a/doc/10.tex
+++ b/doc/10.tex
@@ -11,7 +11,7 @@
     Jonathan Gray & Engine: SCUMM, HE, Broken Sword II\\
     Travis Howell & Engine: SCUMM, HE, Simon the Sorcerer\\
     Oliver Kiehl & Engine: Beneath a Steel Sky, Simon\\
-    Pawel Kolodziejski & Engine: SCUMM (Codecs, iMUSE, Smush, etc.)\\
+    Pawe{\l} Ko{\l}odziejski & Engine: SCUMM (Codecs, iMUSE, Smush, etc.)\\
     Andrew Kurushin & Engine: SAGA\\
     Gregory Montoir & Engine: Flight of the Amazon Queen, HE\\
     Joost Peters & Engine: Beneath a Steel Sky, Flight of the Amazon Queen\\
@@ -23,6 +23,7 @@
     Jamieson Christian & iMUSE, MIDI, all things musical\\
     Jerome Fisher & MT-32 emulator\\
     Jochen Hoenicke & Speaker \& PCjr sound support, Adlib work\\
+    Hans-J\"org Frieden & Port: AmigaOS 4\\
   \end{tabular}
 \item \textbf{Retired Team Members}\\
   \begin{tabular}[h]{p{4cm}l}
@@ -55,6 +56,7 @@
     Johannes Schickel & Thumbnails for ScummEngine\\
     Andr\'e Souza & SDL-based OpenGL renderer\\
     Tim ??? & Initial MI1 CD music support\\
+    Juha Niemim\"aki & AmigaOS 4 port maintaining\\
   \end{tabular}
 
 And to all the contributors, users, and beta testers we've missed. Thanks!
diff --git a/gui/credits.h b/gui/credits.h
index 2b17d4c68a..465c10ca5b 100644
--- a/gui/credits.h
+++ b/gui/credits.h
@@ -42,6 +42,8 @@ static const char *credits[] = {
 "\\L\\c2""    MT-32 emulator",
 "\\L\\c0""  Jochen Hoenicke",
 "\\L\\c2""    Speaker & PCjr sound support, Adlib work",
+"\\L\\c0""  Hans-Jorg Frieden",
+"\\L\\c2""    Port: AmigaOS 4",
 "\\L\\c0""",
 "\\C\\c1""Retired Team Members:",
 "\\L\\c0""  Ralph Brorsen",
@@ -101,6 +103,8 @@ static const char *credits[] = {
 "\\L\\c2""    SDL-based OpenGL renderer",
 "\\L\\c0""  Tim ???",
 "\\L\\c2""    Initial MI1 CD music support",
+"\\L\\c0""  Juha Niemimaki",
+"\\L\\c2""    AmigaOS 4 port maintaining",
 "\\L\\c0""",
 "\\L\\c0""And to all the contributors, users, and beta",
 "\\L\\c0""testers we've missed. Thanks!",
diff --git a/gui/options.cpp b/gui/options.cpp
index e35c11fd09..9384c97b50 100644
--- a/gui/options.cpp
+++ b/gui/options.cpp
@@ -33,7 +33,7 @@
 #include "sound/mididrv.h"
 #include "sound/mixer.h"
 
-#if (!( defined(__PALM_OS__) || defined(__DC__) || defined(__GP32__)) && !defined(_MSC_VER))
+#if (!( defined(__PALM_OS__) || defined(__DC__) || defined(__GP32__) || defined(__amigaos4__) ) && !defined(_MSC_VER))
 #include <sys/param.h>
 #include <unistd.h>
 #endif
diff --git a/sound/softsynth/mt32/partialManager.cpp b/sound/softsynth/mt32/partialManager.cpp
index 51e55a7d69..fb6973a0b2 100644
--- a/sound/softsynth/mt32/partialManager.cpp
+++ b/sound/softsynth/mt32/partialManager.cpp
@@ -19,7 +19,11 @@
  * IN THE SOFTWARE.
  */
 
+#ifdef __amigaos4__
+#include <strings.h>
+#else
 #include <memory.h>
+#endif
 
 #include "mt32emu.h"
 
diff --git a/tools/credits.pl b/tools/credits.pl
index ab6e24ca49..6aa8bb99f1 100755
--- a/tools/credits.pl
+++ b/tools/credits.pl
@@ -61,6 +61,7 @@ sub html_entities_to_ascii {
 	# &eacute;  -> e
 	# &oslash;  -> o
 	# &ouml;    -> o / oe
+	# &auml;    -> a
 	# &amp;     -> &
 	# &#322;    -> l
 	$text =~ s/&aacute;/a/g;
@@ -68,6 +69,8 @@ sub html_entities_to_ascii {
 	$text =~ s/&oslash;/o/g;
 	$text =~ s/&#322;/l/g;
 
+	$text =~ s/&auml;/a/g;
+	$text =~ s/&uuml;/u/g;
 	# HACK: Torbj*o*rn but G*oe*ffringmann and R*oe*ver
 	$text =~ s/&ouml;r/or/g;
 	$text =~ s/&ouml;/oe/g;
@@ -85,7 +88,10 @@ sub html_entities_to_rtf {
 	$text =~ s/&eacute;/\\'8e/g;
 	$text =~ s/&oslash;/\\'bf/g;
 	$text =~ s/&#322;/\\uc0\\u322 /g;
+
+	$text =~ s/&auml;/\\'8a/g;
 	$text =~ s/&ouml;/\\'9a/g;
+	$text =~ s/&uuml;/\\'9f/g;
 
 	$text =~ s/&amp;/&/g;
 	
@@ -99,8 +105,11 @@ sub html_entities_to_tex {
 	$text =~ s/&aacute;/\\'a/g;
 	$text =~ s/&eacute;/\\'e/g;
 	$text =~ s/&oslash;/{\\o}/g;
-	$text =~ s/&#322;/l/g;		# TODO
+	$text =~ s/&#322;/{\\l}/g;
+
+	$text =~ s/&auml;/\\"a/g;
 	$text =~ s/&ouml;/\\"o/g;
+	$text =~ s/&uuml;/\\"u/g;
 
 	$text =~ s/&amp;/\\&/g;
 	
@@ -329,6 +338,7 @@ begin_credits("Credits");
 	add_person("Jamieson Christian", "jamieson630", "iMUSE, MIDI, all things musical");
 	add_person("Jerome Fisher", "KingGuppy", "MT-32 emulator");
 	add_person("Jochen Hoenicke", "hoenicke", "Speaker &amp; PCjr sound support, Adlib work");
+	add_person("Hans-J&ouml;rg Frieden", "", "Port: AmigaOS 4");
   end_section();
 
 
@@ -363,6 +373,7 @@ begin_credits("Credits");
 	add_person("Johannes Schickel", "LordHoto", "Thumbnails for ScummEngine");
 	add_person("Andr&eacute; Souza", "", "SDL-based OpenGL renderer");
 	add_person("Tim ???", "realmz", "Initial MI1 CD music support");
+	add_person("Juha Niemim&auml;ki", "", "AmigaOS 4 port maintaining");
   end_section();