diff --git a/build_android_examples.sh b/build_android_examples.sh old mode 100644 new mode 100755 diff --git a/build_ios_examples.sh b/build_ios_examples.sh old mode 100644 new mode 100755 diff --git a/setup_android_sdk_and_ndk.sh b/setup_android_sdk_and_ndk.sh old mode 100644 new mode 100755 diff --git a/setup_opencv.sh b/setup_opencv.sh old mode 100644 new mode 100755