added 'make clean' fix

Makefile

@@ -4,17 +4,20 @@
 SCRIPTS_DIR = ./scripts
 
 # Define targets for each script
-.PHONY: setup env rebuild-env download-models build adb-push adb-shell help
+.PHONY: setup env clean rebuild-env download-models build build_gpu build_x86 adb-push adb-shell help
 
 help:
 	@echo "Available targets:"
 	@echo "  setup             Checking dependencies and any setup for the host."
 	@echo "  download-models   Download all models and files."
 	@echo "  env               Builds and runs docker environment to build axie_tflite CLI."
 	@echo "  rebuild-env       Rebuilds and runs docker environment."
-	@echo "  build             Build the axie_tflite CLI. Run this inside development environment."
+	@echo "  build             Build the axie_tflite CLI (QNN). Run this inside development environment."
+	@echo "  build_gpu         Build the axie_tflite CLI (GPU). Run this inside development environment."
+	@echo "  build_x86         Build the axie_tflite CLI (x86). Run this inside development environment."
 	@echo "  adb-push          Push axie_tflite CLI and other dependencies to the Android device. Run this on host."
 	@echo "  adb-shell         Open an interactive ADB shell and setups environment. Run this on host."
+	@echo "  clean             Clean up previous build, both Android and x86."
 
 
 setup:
@@ -38,8 +41,17 @@ env:
 rebuild-env:
 	@bash $(SCRIPTS_DIR)/dev_env.sh -r
 
+clean:
+	@bash $(SCRIPTS_DIR)/build.sh clean
+
 build:
-	@bash $(SCRIPTS_DIR)/build.sh
+	@bash $(SCRIPTS_DIR)/build.sh qnn
+
+build_x86:
+	@bash $(SCRIPTS_DIR)/build.sh x86
+
+build_gpu:
+	@bash $(SCRIPTS_DIR)/build.sh gpu
 
 adb-push:
 	@bash $(SCRIPTS_DIR)/adb_push.sh

scripts/build.sh

@@ -9,12 +9,9 @@ echo "      ${0} gpu  : build for arm64 Android (in build_android)"
 echo "      ${0}      : build for Android with QNN (in build_android)"
 
 arg=$1
-if [[ "$arg" == "clean" ]]; then
-    if [ -d "build_android" ]; then
-        cd build_android
-    else
-     	cd build_x86
-    fi
+
+function build_clean {
+    # clean up the previous build
     ninja clean
     rm CMakeCache.txt
     rm -rf CMakeFiles
@@ -23,30 +20,49 @@ if [[ "$arg" == "clean" ]]; then
     rm -rf compile_commands.json
     find . -name \CMakeCache.txt -type f -delete
     rm build.ninja
-    exit 0
-fi
+}
 
 CURRENT_DIR="$(dirname "$(realpath "$0")")"
 SOURCE_DIR="$CURRENT_DIR/.."
 
+if [[ "$arg" == "clean" ]]; then
+    if [ -d "$SOURCE_DIR/build_android" ]; then
+        cd $SOURCE_DIR/build_android
+        build_clean
+    fi
+
+    if [ -d "$SOURCE_DIR/build_x86" ]; then
+        cd $SOURCE_DIR/build_x86
+        build_clean
+    fi
+    exit 0
+fi
+
 if [[ "$arg" == "x86" ]]; then
     PLATFORM="x86"
 else
     PLATFORM="android"
 fi
+mkdir -p $SOURCE_DIR/libs
+mkdir -p $SOURCE_DIR/libs/$PLATFORM
+
 BUILD_DIR="build_${PLATFORM}"
 
 # check if libSDL3.so is built and exists
 if [ ! -f $SOURCE_DIR/libs/$PLATFORM/libSDL3.so ]; then
     echo "SDL3 libs are not found, building it now.."
-    ./build_SDL.sh $arg
+    $SOURCE_DIR/scripts/build_SDL.sh $arg
 fi
 
 if [ ! -f $SOURCE_DIR/libs/$PLATFORM/libavcodec.so ]; then
     echo "ffmpeg libs are not found, building it now.."
-    ./build_ffmpeg.sh $arg
+    $SOURCE_DIR/scripts/build_ffmpeg.sh $arg
 fi
 
+if [ -d "$SOURCE_DIR/$BUILD_DIR" ]; then
+    cd $SOURCE_DIR/$BUILD_DIR
+    build_clean
+fi
 
 if [[ "$arg" == "x86" ]]; then
     cmake \
@@ -58,9 +74,6 @@ if [[ "$arg" == "x86" ]]; then
     -GNinja \
     -DTENSORFLOW_SOURCE_DIR=${TENSORFLOW_SOURCE_DIR}
 else
-    CURRENT_DIR="$(dirname "$(realpath "$0")")"
-    SOURCE_DIR="$CURRENT_DIR/.."
-
     find "$TENSORFLOW_SOURCE_DIR/" $TENSORFLOW_SOURCE_DIR/bazel-bin/ -name libtensorflowlite_gpu_delegate.so -exec cp {} $SOURCE_DIR/libs/android/ \;
 
     if [[ "$arg" == "gpu" ]]; then # Generic TFLite GPU delegate