Agent libraries need to be searched for JNI functions

This makes agent libraries the option of last resort for native
method implementations. This will allow one to not need to manually
link all native methods in an agent library.

Bug: 37522517
Bug: 37432636
Test: ./test.py --host -j40
Change-Id: I5ad78a15e7e2799d2a877c5d603342899e2a1bd1

1 files changed, 52 insertions, 0 deletions

diff --git a/test/987-agent-bind/agent_bind.cc b/test/987-agent-bind/agent_bind.cc
new file mode 100644
index 0000000000..44366c1054
--- /dev/null
+++ b/test/987-agent-bind/agent_bind.cc
@@ -0,0 +1,52 @@
+/*
+ * Copyright (C) 2017 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.
+ */
+
+#include <inttypes.h>
+#include <memory>
+#include <stdio.h>
+#include <dlfcn.h>
+
+#include "android-base/stringprintf.h"
+#include "jni.h"
+#include "jvmti.h"
+
+// Test infrastructure
+#include "jni_binder.h"
+#include "jvmti_helper.h"
+#include "test_env.h"
+#include "scoped_local_ref.h"
+
+namespace art {
+namespace Test987AgentBind {
+
+static void doUpPrintCall(JNIEnv* env, const char* function) {
+  ScopedLocalRef<jclass> klass(env, env->FindClass("art/Test987"));
+  jmethodID targetMethod = env->GetStaticMethodID(klass.get(), function, "()V");
+  env->CallStaticVoidMethod(klass.get(), targetMethod);
+}
+
+extern "C" JNIEXPORT void JNICALL Java_art_Test987_00024Transform_sayHi__(
+    JNIEnv* env, jclass klass ATTRIBUTE_UNUSED) {
+  doUpPrintCall(env, "doSayHi");
+}
+
+extern "C" JNIEXPORT void JNICALL Java_art_Test987_00024Transform_sayHi2(
+    JNIEnv* env, jclass klass ATTRIBUTE_UNUSED) {
+  doUpPrintCall(env, "doSayHi2");
+}
+
+}  // namespace Test987AgentBind
+}  // namespace art