samples: Install Tensorflow in HOME directory

.gitignore

@@ -47,5 +47,8 @@ proto/compiler/google/src/google/protobuf/compiler/kotlin/protoc
 # translator auto generated artifacts
 kotstd/ll
 
-#test teamcity property: commitable only with -f 
-backend.native/tests/teamcity-test.property
+# test teamcity property: commitable only with -f
+backend.native/tests/teamcity-test.property
+
+# Sample output
+samples/**/*.kt.bc-build

samples/tensorflow/README.md

@@ -12,10 +12,12 @@ showing how a TensorFlow client in Kotlin/Native could look like.
 
     ./build.sh
 
-will install [TensorFlow for C](https://www.tensorflow.org/versions/r1.1/install/install_c) into `/opt/local` (if not yet done) and build the example.
+will install [TensorFlow for C](https://www.tensorflow.org/versions/r1.1/install/install_c) into
+`$HOME/.konan/third-party/tensorflow` (if not yet done) and build the example.
 
     ./HelloTensorflow.kexe
 
 will then run the example.
 
-You may need to specify `LD_LIBRARY_PATH` or `DYLD_LIBRARY_PATH` to `/opt/local/lib` if the TensorFlow dynamic library cannot be found.
+You may need to specify `LD_LIBRARY_PATH` or `DYLD_LIBRARY_PATH` to `$HOME/.konan/third-party/tensorflow/lib`
+if the TensorFlow dynamic library cannot be found.

samples/tensorflow/build.sh

@@ -2,9 +2,12 @@
 
 PATH=../../dist/bin:../../bin:$PATH
 DIR=.
-TF_TARGET_DIRECTORY="/opt/local" # If you change this, adapt compilerOpts in tensorflow.def accordingly
+TF_TARGET_DIRECTORY="$HOME/.konan/third-party/tensorflow"
 TF_TYPE="cpu" # Change to "gpu" for GPU support
 
+CFLAGS_macbook="-I${TF_TARGET_DIRECTORY}/include"
+CFLAGS_linux="-I${TF_TARGET_DIRECTORY}/include"
+
 if [ x$TARGET == x ]; then
 case "$OSTYPE" in
   darwin*)  TARGET=macbook; TF_TARGET=darwin ;;
@@ -22,12 +25,14 @@ COMPILER_ARGS=${!var} # add -opt for an optimized build.
 
 if [ ! -d $TF_TARGET_DIRECTORY/include/tensorflow ]; then
  echo "Installing TensorFlow into $TF_TARGET_DIRECTORY ..."
- sudo mkdir -p $TF_TARGET_DIRECTORY
+ mkdir -p $TF_TARGET_DIRECTORY
  curl -s -L \
    "https://storage.googleapis.com/tensorflow/libtensorflow/libtensorflow-${TF_TYPE}-${TF_TARGET}-x86_64-1.1.0.tar.gz" |
-   sudo tar -C $TF_TARGET_DIRECTORY -xz
+   tar -C $TF_TARGET_DIRECTORY -xz
 fi
 
 cinterop -def $DIR/tensorflow.def -copt "$CFLAGS" -target $TARGET -o tensorflow.kt.bc || exit 1
 konanc $COMPILER_ARGS -target $TARGET $DIR/HelloTensorflow.kt -library tensorflow.kt.bc -o HelloTensorflow.kexe \
     -linkerArgs "-L$TF_TARGET_DIRECTORY/lib -ltensorflow" || exit 1
+
+echo "Note: You may need to specify LD_LIBRARY_PATH or DYLD_LIBRARY_PATH env variables to $TF_TARGET_DIRECTORY/lib if the TensorFlow dynamic library cannot be found."

samples/tensorflow/tensorflow.def

@@ -1,2 +1 @@
 headers = tensorflow/c/c_api.h
-compilerOpts = -I/opt/local/include -L/opt/local/lib