Merge "Revert "Second try at adding a compatibility symbol for the MemoryBase constructor.""
diff --git a/cmds/dumpstate/Android.mk b/cmds/dumpstate/Android.mk
index 18685f7..8640983 100644
--- a/cmds/dumpstate/Android.mk
+++ b/cmds/dumpstate/Android.mk
@@ -9,7 +9,7 @@
 
 LOCAL_MODULE := dumpstate
 
-LOCAL_SHARED_LIBRARIES := libcutils
+LOCAL_SHARED_LIBRARIES := libcutils libselinux
 
 ifdef BOARD_LIB_DUMPSTATE
 LOCAL_STATIC_LIBRARIES := $(BOARD_LIB_DUMPSTATE)
diff --git a/cmds/dumpstate/dumpstate.c b/cmds/dumpstate/dumpstate.c
index 55a36c2..dbe9832 100644
--- a/cmds/dumpstate/dumpstate.c
+++ b/cmds/dumpstate/dumpstate.c
@@ -314,7 +314,13 @@
 		);
 }
 
+static void sigpipe_handler(int n) {
+    (void)n;
+    exit(EXIT_FAILURE);
+}
+
 int main(int argc, char *argv[]) {
+    struct sigaction sigact;
     int do_add_date = 0;
     int do_compress = 0;
     int do_vibrate = 1;
@@ -334,7 +340,9 @@
     }
     ALOGI("begin\n");
 
-    signal(SIGPIPE, SIG_IGN);
+    memset(&sigact, 0, sizeof(sigact));
+    sigact.sa_handler = sigpipe_handler;
+    sigaction(SIGPIPE, &sigact, NULL);
 
     /* set as high priority, and protect from OOM killer */
     setpriority(PRIO_PROCESS, 0, -20);
diff --git a/cmds/dumpstate/utils.c b/cmds/dumpstate/utils.c
index eaef3d4..5b8ed49 100644
--- a/cmds/dumpstate/utils.c
+++ b/cmds/dumpstate/utils.c
@@ -38,6 +38,8 @@
 #include <cutils/sockets.h>
 #include <private/android_filesystem_config.h>
 
+#include <selinux/android.h>
+
 #include "dumpstate.h"
 
 /* list of native processes to include in the native dumps */
@@ -402,6 +404,9 @@
         if (!mkdir(anr_traces_dir, 0775)) {
             chown(anr_traces_dir, AID_SYSTEM, AID_SYSTEM);
             chmod(anr_traces_dir, 0775);
+            if (selinux_android_restorecon(anr_traces_dir) == -1) {
+                fprintf(stderr, "restorecon failed for %s: %s\n", anr_traces_dir, strerror(errno));
+            }
         } else if (errno != EEXIST) {
             fprintf(stderr, "mkdir(%s): %s\n", anr_traces_dir, strerror(errno));
             return NULL;
diff --git a/include/android/input.h b/include/android/input.h
index f2befa9e..26c4eb8 100644
--- a/include/android/input.h
+++ b/include/android/input.h
@@ -690,7 +690,7 @@
 
 /* Get the time that a historical movement occurred between this event and
  * the previous event, in the java.lang.System.nanoTime() time base. */
-int64_t AMotionEvent_getHistoricalEventTime(AInputEvent* motion_event,
+int64_t AMotionEvent_getHistoricalEventTime(const AInputEvent* motion_event,
         size_t history_index);
 
 /* Get the historical raw X coordinate of this event for the given pointer index that
@@ -717,14 +717,14 @@
  * occurred between this event and the previous motion event.
  * Whole numbers are pixels; the value may have a fraction for input devices
  * that are sub-pixel precise. */
-float AMotionEvent_getHistoricalX(AInputEvent* motion_event, size_t pointer_index,
+float AMotionEvent_getHistoricalX(const AInputEvent* motion_event, size_t pointer_index,
         size_t history_index);
 
 /* Get the historical Y coordinate of this event for the given pointer index that
  * occurred between this event and the previous motion event.
  * Whole numbers are pixels; the value may have a fraction for input devices
  * that are sub-pixel precise. */
-float AMotionEvent_getHistoricalY(AInputEvent* motion_event, size_t pointer_index,
+float AMotionEvent_getHistoricalY(const AInputEvent* motion_event, size_t pointer_index,
         size_t history_index);
 
 /* Get the historical pressure of this event for the given pointer index that
@@ -732,7 +732,7 @@
  * The pressure generally ranges from 0 (no pressure at all) to 1 (normal pressure),
  * although values higher than 1 may be generated depending on the calibration of
  * the input device. */
-float AMotionEvent_getHistoricalPressure(AInputEvent* motion_event, size_t pointer_index,
+float AMotionEvent_getHistoricalPressure(const AInputEvent* motion_event, size_t pointer_index,
         size_t history_index);
 
 /* Get the current scaled value of the approximate size for the given pointer index that
@@ -742,7 +742,7 @@
  * touch is normalized with the device specific range of values
  * and scaled to a value between 0 and 1.  The value of size can be used to
  * determine fat touch events. */
-float AMotionEvent_getHistoricalSize(AInputEvent* motion_event, size_t pointer_index,
+float AMotionEvent_getHistoricalSize(const AInputEvent* motion_event, size_t pointer_index,
         size_t history_index);
 
 /* Get the historical length of the major axis of an ellipse that describes the touch area
diff --git a/include/utils/Log.h b/include/utils/Log.h
index 98c441c..4259c86 100644
--- a/include/utils/Log.h
+++ b/include/utils/Log.h
@@ -62,7 +62,7 @@
  * }
  */
 #define ALOGD_IF_SLOW(timeoutMillis, message) \
-        LogIfSlow _logIfSlow(LOG_TAG, ANDROID_LOG_DEBUG, timeoutMillis, message);
+    android::LogIfSlow _logIfSlow(LOG_TAG, ANDROID_LOG_DEBUG, timeoutMillis, message);
 
 } // namespace android
 
diff --git a/libs/binder/Parcel.cpp b/libs/binder/Parcel.cpp
index 4c15913..c7bdcbc 100644
--- a/libs/binder/Parcel.cpp
+++ b/libs/binder/Parcel.cpp
@@ -627,11 +627,27 @@
     return writeAligned(val);
 }
 
+#if defined(__mips__) && defined(__mips_hard_float)
+
+status_t Parcel::writeDouble(double val)
+{
+    union {
+        double d;
+        unsigned long long ll;
+    } u;
+    u.d = val;
+    return writeAligned(u.ll);
+}
+
+#else
+
 status_t Parcel::writeDouble(double val)
 {
     return writeAligned(val);
 }
 
+#endif
+
 status_t Parcel::writeIntPtr(intptr_t val)
 {
     return writeAligned(val);
@@ -962,17 +978,44 @@
     return readAligned<float>();
 }
 
+#if defined(__mips__) && defined(__mips_hard_float)
+
+status_t Parcel::readDouble(double *pArg) const
+{
+    union {
+      double d;
+      unsigned long long ll;
+    } u;
+    status_t status;
+    status = readAligned(&u.ll);
+    *pArg = u.d;
+    return status;
+}
+
+double Parcel::readDouble() const
+{
+    union {
+      double d;
+      unsigned long long ll;
+    } u;
+    u.ll = readAligned<unsigned long long>();
+    return u.d;
+}
+
+#else
+
 status_t Parcel::readDouble(double *pArg) const
 {
     return readAligned(pArg);
 }
 
-
 double Parcel::readDouble() const
 {
     return readAligned<double>();
 }
 
+#endif
+
 status_t Parcel::readIntPtr(intptr_t *pArg) const
 {
     return readAligned(pArg);
@@ -1429,6 +1472,8 @@
         if (objectsSize) {
             objects = (size_t*)malloc(objectsSize*sizeof(size_t));
             if (!objects) {
+                free(data);
+
                 mError = NO_MEMORY;
                 return NO_MEMORY;
             }
@@ -1509,7 +1554,7 @@
             mError = NO_MEMORY;
             return NO_MEMORY;
         }
-        
+
         if(!(mDataCapacity == 0 && mObjects == NULL
              && mObjectsCapacity == 0)) {
             ALOGE("continueWrite: %d/%p/%d/%d", mDataCapacity, mObjects, mObjectsCapacity, desired);
diff --git a/opengl/libagl/Android.mk b/opengl/libagl/Android.mk
index 1b3d6ed..9b8d3fe 100644
--- a/opengl/libagl/Android.mk
+++ b/opengl/libagl/Android.mk
@@ -34,6 +34,13 @@
 	LOCAL_CFLAGS += -fstrict-aliasing
 endif
 
+ifeq ($(TARGET_ARCH),mips)
+    LOCAL_SRC_FILES += arch-$(TARGET_ARCH)/fixed_asm.S
+    LOCAL_CFLAGS += -fstrict-aliasing
+    # The graphics code can generate division by zero
+    LOCAL_CFLAGS += -mno-check-zero-division
+endif
+
 # we need to access the private Bionic header <bionic_tls.h>
 LOCAL_C_INCLUDES += bionic/libc/private
 
diff --git a/opengl/libagl/arch-mips/fixed_asm.S b/opengl/libagl/arch-mips/fixed_asm.S
new file mode 100644
index 0000000..e1a53bc
--- /dev/null
+++ b/opengl/libagl/arch-mips/fixed_asm.S
@@ -0,0 +1,61 @@
+/* libs/opengles/arch-mips/fixed_asm.S
+**
+** Copyright 2012, The Android Open Source Project
+**
+** Licensed under the Apache License, Version 2.0 (the "License");
+** you may not use this file except in compliance with the License.
+** You may obtain a copy of the License at
+**
+**     http://www.apache.org/licenses/LICENSE-2.0
+**
+** Unless required by applicable law or agreed to in writing, software
+** distributed under the License is distributed on an "AS IS" BASIS,
+** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+** See the License for the specific language governing permissions and
+** limitations under the License.
+*/
+
+
+    .text
+    .align
+
+/*
+ * this version rounds-to-nearest and saturates numbers
+ * outside the range (but not NaNs).
+ */
+
+	.global	gglFloatToFixed
+	.ent	gglFloatToFixed
+	.type	gglFloatToFixed, @function
+gglFloatToFixed:
+#if !defined(__mips_soft_float)
+	mfc1	$a0,$f12
+#endif
+	srl	$t0,$a0,31		/* t0 <- sign bit */
+	srl	$t1,$a0,23
+	andi	$t1,$t1,0xff		/* get the e */
+	li	$t2,0x8e
+	subu	$t1,$t2,$t1		/* t1=127+15-e */
+	blez	$t1,0f			/* t1<=0? */
+	sll	$t2,$a0,8		/* mantissa<<8 */
+	lui	$t3,0x8000
+	or	$t2,$t2,$t3		/* add the missing 1 */
+	subu	$t1,$t1,1
+	srl	$v0,$t2,$t1
+	sltiu	$t3,$t1,32		/* t3=1 if t1<32, else t3=0. t1>=32 means the float value is too small. */
+	andi	$t4,$v0,0x1
+	srl	$v0,$v0,1		/* scale to 16.16 */
+	addu	$v0,$v0,$t4		/* round-to-nearest */
+	subu	$t2,$zero,$v0
+	movn	$v0,$t2,$t0		/* if negative? */
+	or	$t1,$a0,$zero		/* a0=0? */
+	movz	$v0,$zero,$t1
+	movz	$v0,$zero,$t3		/* t3=0 then res=0 */
+	jr	$ra
+0:
+	lui	$t1,0x8000
+	and	$v0,$a0,$t1		/* keep only the sign bit */
+	li	$t1,0x7fffffff
+	movz	$v0,$t1,$t0		/* positive, maximum value */
+	jr	$ra
+	.end	gglFloatToFixed
diff --git a/opengl/libagl/fp.cpp b/opengl/libagl/fp.cpp
index ae5f1fe..aea4449 100644
--- a/opengl/libagl/fp.cpp
+++ b/opengl/libagl/fp.cpp
@@ -19,7 +19,7 @@
 
 // ----------------------------------------------------------------------------
 
-#if !defined(__arm__)
+#if !defined(__arm__) && !defined(__mips__)
 GGLfixed gglFloatToFixed(float v) {   
     return GGLfixed(floorf(v * 65536.0f + 0.5f));
 }
diff --git a/opengl/libagl/matrix.h b/opengl/libagl/matrix.h
index c9a38a9..5bd717a 100644
--- a/opengl/libagl/matrix.h
+++ b/opengl/libagl/matrix.h
@@ -74,6 +74,30 @@
         ); 
     return r;
 
+#elif defined(__mips__)
+
+    GLfixed res;
+    int32_t t1,t2,t3;
+    asm(
+        "mult  %[a], %[a]       \r\n"
+        "li    %[res],0x8000 \r\n"
+        "madd   %[b],%[b] \r\n"
+        "move   %[t3],$zero \r\n"
+        "madd   %[c],%[c] \r\n"
+        "mflo   %[t1]\r\n"
+        "mfhi   %[t2]\r\n"
+        "addu   %[t1],%[res],%[t1]\r\n"          /*add 0x8000*/
+        "sltu   %[t3],%[t1],%[res]\r\n"
+        "addu   %[t2],%[t2],%[t3]\r\n"
+        "srl    %[res],%[t1],16\r\n"
+        "sll    %[t2],%[t2],16\r\n"
+        "or     %[res],%[res],%[t2]\r\n"
+        :   [res]"=&r"(res),[t1]"=&r"(t1),[t2]"=&r"(t2),[t3]"=&r"(t3)
+        :   [a] "r" (a),[b] "r" (b),[c] "r" (c)
+        : "%hi","%lo"
+        );
+    return res;
+
 #else
 
     return ((   int64_t(a)*a +
@@ -136,6 +160,26 @@
         ); 
     return r;
     
+#elif defined(__mips__)
+
+    GLfixed res;
+    int32_t t1,t2;
+    asm(
+        "mult  %[a0],%[b0]       \r\n"
+        "madd  %[a1],%[b1]       \r\n"
+        "madd  %[a2],%[b2]       \r\n"
+        "mflo  %[t2]\r\n"
+        "mfhi  %[t1]\r\n"
+        "srl    %[t2],%[t2],16\r\n"
+        "sll    %[t1],%[t1],16\r\n"
+        "or     %[t2],%[t2],%[t1]\r\n"
+        "addu   %[res],%[t2],%[c]"
+        :   [res]"=&r"(res),[t1]"=&r"(t1),[t2]"=&r"(t2)
+        :   [a0] "r" (a0),[b0] "r" (b0),[a1] "r" (a1),[b1] "r" (b1),[a2] "r" (a2),[b2] "r" (b2),[c] "r" (c)
+        : "%hi","%lo"
+        );
+    return res;
+
 #else
 
     return ((   int64_t(a0)*b0 +
diff --git a/opengl/libs/EGL/eglApi.cpp b/opengl/libs/EGL/eglApi.cpp
index 065faf2..c25612d 100644
--- a/opengl/libs/EGL/eglApi.cpp
+++ b/opengl/libs/EGL/eglApi.cpp
@@ -439,8 +439,11 @@
 
     egl_connection_t* cnx = NULL;
     const egl_display_ptr dp = validate_display_connection(dpy, cnx);
-    if (dpy) {
+    if (dp) {
         if (share_list != EGL_NO_CONTEXT) {
+            if (!ContextRef(dp.get(), share_list).get()) {
+                return setError(EGL_BAD_CONTEXT, EGL_NO_CONTEXT);
+            }
             egl_context_t* const c = get_context(share_list);
             share_list = c->context;
         }
@@ -524,7 +527,7 @@
     // validate the context (if not EGL_NO_CONTEXT)
     if ((ctx != EGL_NO_CONTEXT) && !_c.get()) {
         // EGL_NO_CONTEXT is valid
-        return EGL_FALSE;
+        return setError(EGL_BAD_CONTEXT, EGL_FALSE);
     }
 
     // these are the underlying implementation's object
@@ -545,12 +548,12 @@
         impl_ctx = c->context;
     } else {
         // no context given, use the implementation of the current context
+        if (draw != EGL_NO_SURFACE || read != EGL_NO_SURFACE) {
+            // calling eglMakeCurrent( ..., !=0, !=0, EGL_NO_CONTEXT);
+            return setError(EGL_BAD_MATCH, EGL_FALSE);
+        }
         if (cur_c == NULL) {
             // no current context
-            if (draw != EGL_NO_SURFACE || read != EGL_NO_SURFACE) {
-                // calling eglMakeCurrent( ..., !=0, !=0, EGL_NO_CONTEXT);
-                return setError(EGL_BAD_MATCH, EGL_FALSE);
-            }
             // not an error, there is just no current context.
             return EGL_TRUE;
         }
@@ -558,12 +561,14 @@
 
     // retrieve the underlying implementation's draw EGLSurface
     if (draw != EGL_NO_SURFACE) {
+        if (!_d.get()) return setError(EGL_BAD_SURFACE, EGL_FALSE);
         d = get_surface(draw);
         impl_draw = d->surface;
     }
 
     // retrieve the underlying implementation's read EGLSurface
     if (read != EGL_NO_SURFACE) {
+        if (!_r.get()) return setError(EGL_BAD_SURFACE, EGL_FALSE);
         r = get_surface(read);
         impl_read = r->surface;
     }
diff --git a/opengl/libs/EGL/getProcAddress.cpp b/opengl/libs/EGL/getProcAddress.cpp
index f453176..d23da7a 100644
--- a/opengl/libs/EGL/getProcAddress.cpp
+++ b/opengl/libs/EGL/getProcAddress.cpp
@@ -37,6 +37,8 @@
 
 #if USE_FAST_TLS_KEY
 
+    #if defined(__arm__)
+
     #define GET_TLS(reg) "mrc p15, 0, " #reg ", c13, c0, 3 \n"
 
     #define API_ENTRY(_api) __attribute__((naked)) _api
@@ -57,6 +59,41 @@
             :                                                   \
             );
 
+    #elif defined(__mips__)
+
+        #define API_ENTRY(_api) __attribute__((noinline)) _api
+
+        #define CALL_GL_EXTENSION_API(_api, ...)                    \
+            register unsigned int t0 asm("t0");                     \
+            register unsigned int fn asm("t1");                     \
+            register unsigned int tls asm("v1");                    \
+            asm volatile(                                           \
+                ".set  push\n\t"                                    \
+                ".set  noreorder\n\t"                               \
+                ".set  mips32r2\n\t"                                \
+                "rdhwr %[tls], $29\n\t"                             \
+                "lw    %[t0], %[OPENGL_API](%[tls])\n\t"            \
+                "beqz  %[t0], 1f\n\t"                               \
+                " move %[fn], $ra\n\t"                              \
+                "lw    %[fn], %[API](%[t0])\n\t"                    \
+                "movz  %[fn], $ra, %[fn]\n\t"                       \
+                "1:\n\t"                                            \
+                "j     %[fn]\n\t"                                   \
+                " nop\n\t"                                          \
+                ".set  pop\n\t"                                     \
+                : [fn] "=c"(fn),                                    \
+                  [tls] "=&r"(tls),                                 \
+                  [t0] "=&r"(t0)                                    \
+                : [OPENGL_API] "I"(TLS_SLOT_OPENGL_API*4),          \
+                  [API] "I"(__builtin_offsetof(gl_hooks_t,          \
+                                          ext.extensions[_api]))    \
+                :                                                   \
+            );
+
+    #else
+        #error Unsupported architecture
+    #endif
+
     #define GL_EXTENSION_NAME(_n)   __glExtFwd##_n
 
     #define GL_EXTENSION(_n)                         \
diff --git a/opengl/libs/GLES2/gl2.cpp b/opengl/libs/GLES2/gl2.cpp
index fca42ec..fb890fc 100644
--- a/opengl/libs/GLES2/gl2.cpp
+++ b/opengl/libs/GLES2/gl2.cpp
@@ -41,6 +41,8 @@
 
 #if USE_FAST_TLS_KEY
 
+  #if defined(__arm__)
+
     #define GET_TLS(reg) "mrc p15, 0, " #reg ", c13, c0, 3 \n"
 
     #define API_ENTRY(_api) __attribute__((naked)) _api
@@ -59,6 +61,44 @@
             :                                                   \
             );
 
+  #elif defined(__mips__)
+
+    #define API_ENTRY(_api) __attribute__((noinline)) _api
+
+    #define CALL_GL_API(_api, ...)                               \
+        register unsigned int t0 asm("t0");                      \
+        register unsigned int fn asm("t1");                      \
+        register unsigned int tls asm("v1");                     \
+        register unsigned int v0 asm("v0");                      \
+        asm volatile(                                            \
+            ".set  push\n\t"                                     \
+            ".set  noreorder\n\t"                                \
+            ".set mips32r2\n\t"                                  \
+            "rdhwr %[tls], $29\n\t"                              \
+            "lw    %[t0], %[OPENGL_API](%[tls])\n\t"             \
+            "beqz  %[t0], 1f\n\t"                                \
+            " move %[fn],$ra\n\t"                                \
+            "lw    %[fn], %[API](%[t0])\n\t"                     \
+            "movz  %[fn], $ra, %[fn]\n\t"                        \
+            "1:\n\t"                                             \
+            "j     %[fn]\n\t"                                    \
+            " move %[v0], $0\n\t"                                \
+            ".set  pop\n\t"                                      \
+            : [fn] "=c"(fn),                                     \
+              [tls] "=&r"(tls),                                  \
+              [t0] "=&r"(t0),                                    \
+              [v0] "=&r"(v0)                                     \
+            : [OPENGL_API] "I"(TLS_SLOT_OPENGL_API*4),           \
+              [API] "I"(__builtin_offsetof(gl_hooks_t, gl._api)) \
+            :                                                    \
+            );
+
+  #else
+
+    #error Unsupported architecture
+
+  #endif
+
     #define CALL_GL_API_RETURN(_api, ...) \
         CALL_GL_API(_api, __VA_ARGS__) \
         return 0; // placate gcc's warnings. never reached.
diff --git a/opengl/libs/GLES_CM/gl.cpp b/opengl/libs/GLES_CM/gl.cpp
index 48fd278..bd08942 100644
--- a/opengl/libs/GLES_CM/gl.cpp
+++ b/opengl/libs/GLES_CM/gl.cpp
@@ -97,6 +97,8 @@
 
 #if USE_FAST_TLS_KEY && !CHECK_FOR_GL_ERRORS
 
+  #if defined(__arm__)
+
     #define GET_TLS(reg) "mrc p15, 0, " #reg ", c13, c0, 3 \n"
 
     #define API_ENTRY(_api) __attribute__((naked)) _api
@@ -115,6 +117,42 @@
             :                                                   \
             );
 
+  #elif defined(__mips__)
+
+    #define API_ENTRY(_api) __attribute__((noinline)) _api
+
+    #define CALL_GL_API(_api, ...)                               \
+        register unsigned int t0 asm("t0");                      \
+        register unsigned int fn asm("t1");                      \
+        register unsigned int tls asm("v1");                     \
+        register unsigned int v0 asm("v0");                      \
+        asm volatile(                                            \
+            ".set  push\n\t"                                     \
+            ".set  noreorder\n\t"                                \
+            ".set  mips32r2\n\t"                                 \
+            "rdhwr %[tls], $29\n\t"                              \
+            "lw    %[t0], %[OPENGL_API](%[tls])\n\t"             \
+            "beqz  %[t0], 1f\n\t"                                \
+            " move %[fn], $ra\n\t"                               \
+            "lw    %[fn], %[API](%[t0])\n\t"                     \
+            "movz  %[fn], $ra, %[fn]\n\t"                        \
+            "1:\n\t"                                             \
+            "j     %[fn]\n\t"                                    \
+            " move %[v0], $0\n\t"                                \
+            ".set  pop\n\t"                                      \
+            : [fn] "=c"(fn),                                     \
+              [tls] "=&r"(tls),                                  \
+              [t0] "=&r"(t0),                                    \
+              [v0] "=&r"(v0)                                     \
+            : [OPENGL_API] "I"(TLS_SLOT_OPENGL_API*4),           \
+              [API] "I"(__builtin_offsetof(gl_hooks_t, gl._api)) \
+            :                                                    \
+            );
+
+  #else
+    #error Unsupported architecture
+  #endif
+
     #define CALL_GL_API_RETURN(_api, ...) \
         CALL_GL_API(_api, __VA_ARGS__) \
         return 0; // placate gcc's warnings. never reached.
diff --git a/opengl/libs/hooks.h b/opengl/libs/hooks.h
index 8b1b389..e0ceb60 100644
--- a/opengl/libs/hooks.h
+++ b/opengl/libs/hooks.h
@@ -30,7 +30,7 @@
 #include <GLES2/gl2.h>
 #include <GLES2/gl2ext.h>
 
-#if !defined(__arm__)
+#if !defined(__arm__) && !defined(__mips__)
 #define USE_SLOW_BINDING            1
 #else
 #define USE_SLOW_BINDING            0
diff --git a/opengl/tests/gl2_jni/Android.mk b/opengl/tests/gl2_jni/Android.mk
index 5d90ff6..25187c9 100644
--- a/opengl/tests/gl2_jni/Android.mk
+++ b/opengl/tests/gl2_jni/Android.mk
@@ -30,7 +30,7 @@
 # Optional tag would mean it doesn't get installed by default
 LOCAL_MODULE_TAGS := optional
 
-LOCAL_CFLAGS := -Werror
+LOCAL_CFLAGS := -Werror -Wno-error=unused-parameter
 
 LOCAL_SRC_FILES:= \
   gl_code.cpp
diff --git a/opengl/tests/gl2_jni/jni/gl_code.cpp b/opengl/tests/gl2_jni/jni/gl_code.cpp
index fa6bd93..ed896a4 100644
--- a/opengl/tests/gl2_jni/jni/gl_code.cpp
+++ b/opengl/tests/gl2_jni/jni/gl_code.cpp
@@ -153,7 +153,7 @@
     JNIEXPORT void JNICALL Java_com_android_gl2jni_GL2JNILib_step(JNIEnv * env, jobject obj);
 };
 
-JNIEXPORT void JNICALL Java_com_android_gl2jni_GL2JNILib_init(JNIEnv * env, jobject obj,  jint width, jint height)

+JNIEXPORT void JNICALL Java_com_android_gl2jni_GL2JNILib_init(JNIEnv * env, jobject obj,  jint width, jint height)
 {
     setupGraphics(width, height);
 }
diff --git a/opengl/tests/gl_jni/Android.mk b/opengl/tests/gl_jni/Android.mk
index 3d20e72..80b4bac 100644
--- a/opengl/tests/gl_jni/Android.mk
+++ b/opengl/tests/gl_jni/Android.mk
@@ -30,7 +30,7 @@
 # Optional tag would mean it doesn't get installed by default
 LOCAL_MODULE_TAGS := optional
 
-LOCAL_CFLAGS := -Werror
+LOCAL_CFLAGS := -Werror -Wno-error=unused-parameter
 
 LOCAL_SRC_FILES:= \
   gl_code.cpp
diff --git a/opengl/tests/gl_perfapp/Android.mk b/opengl/tests/gl_perfapp/Android.mk
index 65e50e9..45a5516 100644
--- a/opengl/tests/gl_perfapp/Android.mk
+++ b/opengl/tests/gl_perfapp/Android.mk
@@ -33,7 +33,7 @@
 # Optional tag would mean it doesn't get installed by default
 LOCAL_MODULE_TAGS := optional
 
-LOCAL_CFLAGS := -Werror
+LOCAL_CFLAGS := -Werror -Wno-error=unused-parameter
 
 LOCAL_SRC_FILES:= \
   gl_code.cpp
diff --git a/opengl/tests/gldual/Android.mk b/opengl/tests/gldual/Android.mk
index b4b378e..42094c8 100644
--- a/opengl/tests/gldual/Android.mk
+++ b/opengl/tests/gldual/Android.mk
@@ -30,7 +30,7 @@
 # Optional tag would mean it doesn't get installed by default
 LOCAL_MODULE_TAGS := optional
 
-LOCAL_CFLAGS := -Werror
+LOCAL_CFLAGS := -Werror -Wno-error=unused-parameter
 
 LOCAL_SRC_FILES:= \
   gl_code.cpp
diff --git a/services/surfaceflinger/SurfaceFlinger.cpp b/services/surfaceflinger/SurfaceFlinger.cpp
index 9afa4c1..055bfe4 100644
--- a/services/surfaceflinger/SurfaceFlinger.cpp
+++ b/services/surfaceflinger/SurfaceFlinger.cpp
@@ -1520,7 +1520,11 @@
 
     const bool hasGlesComposition = hwc.hasGlesComposition(id) || (cur==end);
     if (hasGlesComposition) {
-        DisplayDevice::makeCurrent(mEGLDisplay, hw, mEGLContext);
+        if (!DisplayDevice::makeCurrent(mEGLDisplay, hw, mEGLContext)) {
+            ALOGW("DisplayDevice::makeCurrent failed. Aborting surface composition for display %s",
+                  hw->getDisplayName().string());
+            return;
+        }
 
         // set the frame buffer
         glMatrixMode(GL_MODELVIEW);