From 06cee381984bbccc2d5eb0004bd2e62fe3a22cd4 Mon Sep 17 00:00:00 2001
From: lubomyr <lubomyr31@gmail.com>
Date: Sat, 28 Feb 2015 17:58:04 +0000
Subject: [PATCH] glshim: added log output

---
 project/jni/glshim/Android.mk              |  2 +-
 project/jni/glshim/include/android_debug.h | 69 ++++++++++++++++++++++
 project/jni/glshim/src/glx/lookup.c        |  6 +-
 3 files changed, 71 insertions(+), 6 deletions(-)
 create mode 100644 project/jni/glshim/include/android_debug.h

diff --git a/project/jni/glshim/Android.mk b/project/jni/glshim/Android.mk
index ef0cfa613..e2c7e8508 100644
--- a/project/jni/glshim/Android.mk
+++ b/project/jni/glshim/Android.mk
@@ -41,7 +41,7 @@ LOCAL_SRC_FILES := \
 	src/glx/lookup.c \
 	src/glx/streaming.c
 
-LOCAL_CFLAGS += -g -std=c99 -funwind-tables -O3 -DBCMHOST
+LOCAL_CFLAGS += -g -std=c99 -funwind-tables -O3 -DBCMHOST -include include/android_debug.h
 
 LOCAL_LDLIBS := -ldl -llog -lEGL 
 
diff --git a/project/jni/glshim/include/android_debug.h b/project/jni/glshim/include/android_debug.h
new file mode 100644
index 000000000..fca4445fd
--- /dev/null
+++ b/project/jni/glshim/include/android_debug.h
@@ -0,0 +1,69 @@
+#ifndef __ANDROID_DEBUG_H__
+#define __ANDROID_DEBUG_H__
+
+// Redirect printf() to Android log
+// Put this file into CFLAGS: "-include ../android_debug.h"
+
+#include <stdio.h>
+#include <stdarg.h>
+#include <android/log.h>
+
+#ifdef __cplusplus
+// Include everything beforehand, so we wont' get compiler eerors because of our #define
+#include <string>
+#include <ios>
+#include <streambuf>
+#include <sstream>
+#include <fstream>
+#include <iostream>
+
+namespace std
+{
+	class android_cout: public ostringstream
+	{
+		public:
+		android_cout() {}
+		template <class T>
+		android_cout &operator<<(const T &v)
+		{
+			*((ostringstream*)this) << v;
+			if( this->str().find('\n') != ::std::string::npos )
+			{
+				__android_log_print(ANDROID_LOG_INFO, "glshim", "%s", this->str().c_str());
+				this->str().clear();
+			}
+			return *this;
+		}
+		~android_cout()
+		{
+			__android_log_print(ANDROID_LOG_INFO, "glshim", "%s", this->str().c_str());
+			this->str().clear();
+		}
+	};
+	static const char * android_endl = "\n";
+}
+#define cout android_cout()
+#define cerr android_cout()
+#define endl android_endl
+
+#endif
+
+#define printf(...) __android_log_print(ANDROID_LOG_INFO, "glshim", __VA_ARGS__)
+
+// Override fprintf(stderr, ...) constructs
+static inline int __sdl_logged_fprintf(FILE *stream, const char *format, ...)
+{
+	int ret = 0;
+	va_list args;
+	va_start(args, format);
+	if( stream == stderr || stream == stdout )
+		ret = __android_log_vprint(ANDROID_LOG_INFO, "glshim", format, args);
+	else
+		ret = vfprintf(stream, format, args);
+	va_end(args);
+	return ret;
+}
+
+#define fprintf(...) __sdl_logged_fprintf(__VA_ARGS__)
+
+#endif
diff --git a/project/jni/glshim/src/glx/lookup.c b/project/jni/glshim/src/glx/lookup.c
index ba69a3941..55d0fdabb 100755
--- a/project/jni/glshim/src/glx/lookup.c
+++ b/project/jni/glshim/src/glx/lookup.c
@@ -1,6 +1,5 @@
 #ifdef ANDROID
 #include "../gl/gl.h"
-#include <android/log.h>
 #else
 #include "glx.h"
 #endif
@@ -445,11 +444,8 @@ void *glXGetProcAddressARB(const char *name) {
     STUB(glIndexPointerEXT);
     STUB(glIndexPointer);
 
-#ifdef ANDROID
-    __android_log_print(ANDROID_LOG_INFO, "glshim","glXGetProcAddress: %s not found.\n", name);
-#else    
     printf("glXGetProcAddress: %s not found.\n", name);
-#endif
+
     return NULL;
 }