From 146bbefc03fe87433a5516bf9ae4eab7c832dc4a Mon Sep 17 00:00:00 2001
From: Erwin Coumans <erwin.coumans@gmail.com>
Date: Tue, 4 Feb 2014 14:05:21 -0800
Subject: [PATCH] fix Mac OSX build (and remove 'weak link' warning)

---
 btgui/minizip/ioapi.c | 28 ----------------------------
 btgui/minizip/unzip.c |  6 +++---
 btgui/minizip/zip.c   |  6 +++---
 src/clew/clew.h       |  2 +-
 4 files changed, 7 insertions(+), 35 deletions(-)

diff --git a/btgui/minizip/ioapi.c b/btgui/minizip/ioapi.c
index 49958f61f..7b665ff76 100644
--- a/btgui/minizip/ioapi.c
+++ b/btgui/minizip/ioapi.c
@@ -98,23 +98,6 @@ static voidpf ZCALLBACK fopen_file_func (voidpf opaque, const char* filename, in
     return file;
 }
 
-static voidpf ZCALLBACK fopen64_file_func (voidpf opaque, const void* filename, int mode)
-{
-    FILE* file = NULL;
-    const char* mode_fopen = NULL;
-    if ((mode & ZLIB_FILEFUNC_MODE_READWRITEFILTER)==ZLIB_FILEFUNC_MODE_READ)
-        mode_fopen = "rb";
-    else
-    if (mode & ZLIB_FILEFUNC_MODE_EXISTING)
-        mode_fopen = "r+b";
-    else
-    if (mode & ZLIB_FILEFUNC_MODE_CREATE)
-        mode_fopen = "wb";
-
-    if ((filename!=NULL) && (mode_fopen != NULL))
-        file = fopen64((const char*)filename, mode_fopen);
-    return file;
-}
 
 
 static uLong ZCALLBACK fread_file_func (voidpf opaque, voidpf stream, void* buf, uLong size)
@@ -222,14 +205,3 @@ void fill_fopen_filefunc (pzlib_filefunc_def)
     pzlib_filefunc_def->opaque = NULL;
 }
 
-void fill_fopen64_filefunc (zlib_filefunc64_def*  pzlib_filefunc_def)
-{
-    pzlib_filefunc_def->zopen64_file = fopen64_file_func;
-    pzlib_filefunc_def->zread_file = fread_file_func;
-    pzlib_filefunc_def->zwrite_file = fwrite_file_func;
-    pzlib_filefunc_def->ztell64_file = ftell64_file_func;
-    pzlib_filefunc_def->zseek64_file = fseek64_file_func;
-    pzlib_filefunc_def->zclose_file = fclose_file_func;
-    pzlib_filefunc_def->zerror_file = ferror_file_func;
-    pzlib_filefunc_def->opaque = NULL;
-}
diff --git a/btgui/minizip/unzip.c b/btgui/minizip/unzip.c
index 21878de0f..8125ba83f 100644
--- a/btgui/minizip/unzip.c
+++ b/btgui/minizip/unzip.c
@@ -605,9 +605,9 @@ local unzFile unzOpenInternal (const void *path,
 
     us.z_filefunc.zseek32_file = NULL;
     us.z_filefunc.ztell32_file = NULL;
-    if (pzlib_filefunc64_32_def==NULL)
-        fill_fopen64_filefunc(&us.z_filefunc.zfile_func64);
-    else
+   // if (pzlib_filefunc64_32_def==NULL)
+    //    fill_fopen64_filefunc(&us.z_filefunc.zfile_func64);
+    //else
         us.z_filefunc = *pzlib_filefunc64_32_def;
     us.is64bitOpenFunction = is64bitOpenFunction;
 
diff --git a/btgui/minizip/zip.c b/btgui/minizip/zip.c
index a024136a0..76b829c05 100644
--- a/btgui/minizip/zip.c
+++ b/btgui/minizip/zip.c
@@ -854,9 +854,9 @@ extern zipFile ZEXPORT zipOpen3 (const void *pathname, int append, zipcharpc* gl
 
     ziinit.z_filefunc.zseek32_file = NULL;
     ziinit.z_filefunc.ztell32_file = NULL;
-    if (pzlib_filefunc64_32_def==NULL)
-        fill_fopen64_filefunc(&ziinit.z_filefunc.zfile_func64);
-    else
+  //  if (pzlib_filefunc64_32_def==NULL)
+   //     fill_fopen64_filefunc(&ziinit.z_filefunc.zfile_func64);
+   // else
         ziinit.z_filefunc = *pzlib_filefunc64_32_def;
 
     ziinit.filestream = ZOPEN64(ziinit.z_filefunc,
diff --git a/src/clew/clew.h b/src/clew/clew.h
index 063eeb337..de69b04db 100644
--- a/src/clew/clew.h
+++ b/src/clew/clew.h
@@ -73,7 +73,7 @@ extern "C" {
     #define CL_CALLBACK
 #endif
 
-#ifdef __APPLE__
+#ifdef __APPLE1__
     #define CL_EXTENSION_WEAK_LINK                  __attribute__((weak_import))       
     #define CL_API_SUFFIX__VERSION_1_0              AVAILABLE_MAC_OS_X_VERSION_10_6_AND_LATER
     #define CL_EXT_SUFFIX__VERSION_1_0              CL_EXTENSION_WEAK_LINK AVAILABLE_MAC_OS_X_VERSION_10_6_AND_LATER