From ed7d9b9ee13bab5375016c01f5d6eb9ba91f3c48 Mon Sep 17 00:00:00 2001
From: Adam Vandenberg
Date: Thu, 26 Nov 2009 20:41:46 -0800
Subject: Add formula for Visual Boy Advance

VBA is a GB/GBC/GBA emulator.
Patched to compile on 64-bit Apples.
---
 Library/Formula/visualboyadvance.rb | 127 ++++++++++++++++++++++++++++++++++++
 1 file changed, 127 insertions(+)
 create mode 100644 Library/Formula/visualboyadvance.rb

(limited to 'Library')

diff --git a/Library/Formula/visualboyadvance.rb b/Library/Formula/visualboyadvance.rb
new file mode 100644
index 000000000..4e8045d31
--- /dev/null
+++ b/Library/Formula/visualboyadvance.rb
@@ -0,0 +1,127 @@
+require 'formula'
+
+class Visualboyadvance <Formula
+  url "http://downloads.sourceforge.net/project/vba/VisualBoyAdvance/1.7.2/VisualBoyAdvance-src-1.7.2.tar.gz"
+  homepage 'http://vba.ngemu.com/' # This homepage is sketchy
+  md5 'cc02339e3fd8efd9f23121b0a2f81fd8'
+  
+  depends_on 'pkg-config'
+  depends_on 'libpng'
+  depends_on 'sdl'
+  
+  def patches
+    DATA
+  end
+
+  def install
+    ENV.x11 # for libpng
+    ENV.gcc_4_2 # Video scalers don't link right w/ LLVM
+    
+    system "./configure", "--prefix=#{prefix}", "--disable-debug",
+                          "--disable-dependency-tracking",
+                          # Use straight C, and don't get fancy
+                          "--enable-c-core",
+                          "--without-mmx",
+                          # Use SDL and don't bother testing for it
+                          "--enable-sdl",
+                          "--disable-sdltest"
+    system "make"
+    system "make install"
+  end
+end
+
+__END__
+diff --git a/src/System.h b/src/System.h
+index 2cc6d49..74d12cc 100644
+--- a/src/System.h
++++ b/src/System.h
+@@ -46,6 +46,12 @@ typedef signed __int64 s64;
+ typedef signed long long s64;
+ #endif
+ 
++#ifdef __APPLE__
++typedef u64 memptr;
++#else
++typedef u32 memptr;
++#endif
++
+ struct EmulatedSystem {
+   // main emulation function
+   void (*emuMain)(int);
+diff --git a/src/prof/prof.cpp b/src/prof/prof.cpp
+index 3ef7894..bd3c982 100644
+--- a/src/prof/prof.cpp
++++ b/src/prof/prof.cpp
+@@ -80,6 +80,18 @@ static char hist_dimension_abbrev = 's';
+ /* see profil(2) where this is describe (incorrectly) */
+ #define  SCALE_1_TO_1 0x10000L
+ 
++void profPut64(char *b, u64 v)
++{
++  b[0] = v & 255;
++  b[1] = (v >> 8) & 255;
++  b[2] = (v >> 16) & 255;
++  b[3] = (v >> 24) & 255;
++  b[4] = (v >> 32) & 255;
++  b[5] = (v >> 40) & 255;
++  b[6] = (v >> 48) & 255;
++  b[7] = (v >> 56) & 255;
++}
++
+ void profPut32(char *b, u32 v)
+ {
+   b[0] = v & 255;
+@@ -111,6 +123,21 @@ int profWrite32(FILE *f, u32 v)
+   return 0;
+ }
+ 
++#ifdef __APPLE__
++int profWrite64(FILE *f, u64 v)
++{
++  char buf[8];
++
++  profPut64(buf, v);
++  if(fwrite(buf, 1, 8, f) != 8)
++    return 1;
++  return 0;
++}
++#define profWriteMemptr profWrite64
++#else
++#define profWriteMemptr profWrite32
++#endif
++
+ int profWrite(FILE *f, char *buf, unsigned int n)
+ {
+   if(fwrite(buf, 1, n, f) != n)
+@@ -266,7 +293,7 @@ void profCleanup()
+     for (toindex=froms[fromindex]; toindex!=0; toindex=tos[toindex].link) {
+       if(profWrite8(fd, GMON_TAG_CG_ARC) ||
+          profWrite32(fd, (u32)frompc) ||
+-         profWrite32(fd, (u32)tos[toindex].selfpc) ||
++         profWriteMemptr(fd, (memptr)tos[toindex].selfpc) ||
+          profWrite32(fd, tos[toindex].count)) {
+         systemMessage(0, "mcount: arc");
+         fclose(fd);
+diff --git a/src/sdl/debugger.cpp b/src/sdl/debugger.cpp
+index 1657a9e..4d89d99 100644
+--- a/src/sdl/debugger.cpp
++++ b/src/sdl/debugger.cpp
+@@ -946,13 +946,13 @@ void debuggerBreakArm(int n, char **args)
+     debuggerUsage("ba");
+ }
+ 
+-void debuggerBreakOnWrite(u32 *mem, u32 oldvalue, u32 value, int size)
++void debuggerBreakOnWrite(memptr *mem, u32 oldvalue, u32 value, int size)
+ {
+-  u32 address = 0;
+-  if(mem >= (u32*)&workRAM[0] && mem <= (u32*)&workRAM[0x3ffff])
+-    address = 0x2000000 + ((u32)mem - (u32)&workRAM[0]);
++  memptr address = 0;
++  if(mem >= (memptr*)&workRAM[0] && mem <= (memptr*)&workRAM[0x3ffff])
++    address = 0x2000000 + ((memptr)mem - (memptr)&workRAM[0]);
+   else
+-    address = 0x3000000 + ((u32)mem - (u32)&internalRAM[0]);
++    address = 0x3000000 + ((memptr)mem - (memptr)&internalRAM[0]);
+ 
+   if(size == 2)
+     printf("Breakpoint (on write) address %08x old:%08x new:%08x\n", 
-- 
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