Add script to test carla-osc usage locally

Signed-off-by: falkTX <falktx@falktx.com>

data/carla-osc-gui

@@ -0,0 +1,32 @@
+#!/bin/bash
+
+PYTHON=$(which python3 2>/dev/null)
+
+if [ ! -f ${PYTHON} ]; then
+  PYTHON=python
+fi
+
+if [ "$1" = "--gdb" ]; then
+  PYTHON="gdb --args $PYTHON"
+fi
+
+INSTALL_ARGS="--with-appname="${0}""
+
+if [ -f "$(dirname ${0})/carla-utils.pc" ]; then
+    cd "$(dirname ${0})/.."
+    INSTALL_PREFIX="$(pwd)"
+    INSTALL_FRONTENDDIR="./source/frontend"
+else
+    INSTALL_PREFIX="X-PREFIX-X"
+    INSTALL_FRONTENDDIR="${INSTALL_PREFIX}/share/carla"
+    INSTALL_ARGS="${INSTALL_ARGS} --with-libprefix="${INSTALL_PREFIX}""
+fi
+
+if lsof -i:21337 > /dev/null; then
+    echo "NOTICE: Backend already running"
+else
+    echo "NOTICE: Backend not running yet, starting it now"
+    ${PYTHON} "${INSTALL_FRONTENDDIR}/carla" "${INSTALL_ARGS}" --osc-gui=21337 "$@" &
+fi
+
+${PYTHON} "${INSTALL_FRONTENDDIR}/carla-control" "${INSTALL_ARGS}" osc.tcp://127.0.0.1:21337/Carla "$@"