3 files changed, 82 insertions, 0 deletions
diff --git a/examples/demo/native/CMakeLists.txt b/examples/demo/native/CMakeLists.txt
new file mode 100644
index 0000000..059a0dd
--- /dev/null
+++ b/examples/demo/native/CMakeLists.txt
@@ -0,0 +1,45 @@
+cmake_minimum_required(VERSION 2.6)
+
+# Define project and related variables
+#
+project (demo)
+
+# Set versions and library name
+# Note: major version will be appended to library name
+#
+set (VERSION_MAJOR 1)
+set (VERSION_MINOR 2)
+set (VERSION_PATCH 3)
+set (LIB_NAME demo${VERSION_MAJOR})
+
+# Command-line options
+#
+# required by sbt-jni to install binaries to correct places
+set (LIB_INSTALL_DIR lib CACHE PATH "Path in which to install libraries (Autoconf equivalent to --libdir).")
+# required by sbt-jni to disable versioned libraries
+set (ENABLE_VERSIONED_LIB ON CACHE BOOLEAN "Generate versioned library files and symlinks.")
+
+# Setup JNI
+find_package(JNI REQUIRED)
+if (JNI_FOUND)
+    message (STATUS "JNI include directories: ${JNI_INCLUDE_DIRS}")
+endif()
+
+# Include directories
+include_directories(.)
+include_directories(${JNI_INCLUDE_DIRS})
+
+# Setup main shared library
+# Note: major version is appended to library name
+add_library(${LIB_NAME} SHARED main.c)
+if (ENABLE_VERSIONED_LIB)
+   set_target_properties(
+	${LIB_NAME}
+	PROPERTIES
+	VERSION 0.${VERSION_MINOR}.${VERSION_PATCH} # major version always 0, it is included in name
+	SOVERSION 0
+   )
+endif()
+
+# Installation targets
+install(TARGETS ${LIB_NAME} LIBRARY DESTINATION ${LIB_INSTALL_DIR}) 
diff --git a/examples/demo/native/main.c b/examples/demo/native/main.c
new file mode 100644
index 0000000..5916c48
--- /dev/null
+++ b/examples/demo/native/main.c
@@ -0,0 +1,16 @@
+#include <stdio.h>
+#include "org_example_jni_demo_Library__.h"
+
+/*
+ * Class:     org_example_jni_demo_Library__
+ * Method:    print
+ * Signature: (Ljava/lang/String;)I
+ */
+JNIEXPORT jint JNICALL Java_org_example_jni_demo_Library_00024_print
+(JNIEnv *env, jobject clazz, jstring message) {
+	const char* msg = (*env)->GetStringUTFChars(env, message, 0);
+	fprintf(stdout, "Printing from native library: %s", msg);
+	fflush(stdout);
+	(*env)->ReleaseStringUTFChars(env, message, msg);
+	return 0;
+}
diff --git a/examples/demo/native/org_example_jni_demo_Library__.h b/examples/demo/native/org_example_jni_demo_Library__.h
new file mode 100644
index 0000000..06a7fa4
--- /dev/null
+++ b/examples/demo/native/org_example_jni_demo_Library__.h
@@ -0,0 +1,21 @@
+/* DO NOT EDIT THIS FILE - it is machine generated */
+#include <jni.h>
+/* Header for class org_example_jni_demo_Library__ */
+
+#ifndef _Included_org_example_jni_demo_Library__
+#define _Included_org_example_jni_demo_Library__
+#ifdef __cplusplus
+extern "C" {
+#endif
+/*
+ * Class:     org_example_jni_demo_Library__
+ * Method:    print
+ * Signature: (Ljava/lang/String;)I
+ */
+JNIEXPORT jint JNICALL Java_org_example_jni_demo_Library_00024_print
+  (JNIEnv *, jobject, jstring);
+
+#ifdef __cplusplus
+}
+#endif
+#endif