allow QT location to be set with an environment variable

variable for libQt5XmlPatterns path

QTXML_DIR is same relative path on some systems, use that as default

use utils.sh for platform default paths

fix dumb copypasta

linuxdeploy_helper.sh

@@ -9,14 +9,34 @@ GUI_EXEC=$2
 
 platform=$(get_platform)
 
+if [[ "$platform" == "linux64" ]]; then
+    PLAT_DIR="/usr/lib/x86_64-linux-gnu"
+elif [[ "$platform" == "linux32" ]]; then
+    PLAT_DIR="/usr/lib/i386-linux-gnu"
+elif [[ "$platform" == "linuxarmv7" ]]; then
+    PLAT_DIR="/usr/lib/arm-linux-gnueabihf"
+elif [[ "$platform" == "linuxarmv8" ]]; then
+    PLAT_DIR="/usr/lib/aarch64-linux-gnu"
+else
+    PLAT_DIR="/usr/lib"
+fi
+
+if [ -z "$QT_DIR" ]; then
+    QT_DIR=$PLAT_DIR/qt5
+fi
+
+if [ -z "$QTXML_DIR" ]; then
+    QTXML_DIR=$PLAT_DIR
+fi
+
 # Copy dependencies
 EXCLUDE='libstdc++|libgcc_s.so|libc.so|libpthread'
-cp -rv /usr/lib/x86_64-linux-gnu/qt5/qml $TARGET || exit
-cp -rv /usr/lib/x86_64-linux-gnu/qt5/plugins $TARGET || exit
+cp -rv $QT_DIR/qml $TARGET || exit
+cp -rv $QT_DIR/plugins $TARGET || exit
 mkdir -p $TARGET/libs || exit
 ldd $TARGET/$GUI_EXEC | grep "=> /" | awk '{print $3}' | grep -Ev $EXCLUDE | xargs -I '{}' cp -v '{}' $TARGET/libs || exit
 ldd $TARGET/plugins/platforms/libqxcb.so| grep "=> /" | awk '{print $3}' | grep -Ev $EXCLUDE | xargs -I '{}' cp -v '{}' $TARGET/libs || exit
-cp -v /usr/lib/x86_64-linux-gnu/libQt5XmlPatterns.so.5 $TARGET/libs || exit
+cp -v $QTXML_DIR/libQt5XmlPatterns.so.5 $TARGET/libs || exit
 
 # Create start script
 cat > $TARGET/start-gui.sh <<EOL

utils.sh

@@ -10,7 +10,11 @@ function get_platform {
             platform="linux64"
         elif [ "$(expr substr $(uname -m) 1 4)" == "i686" ]; then
             platform="linux32"
-        else
+        elif [ "$(expr substr $(uname -m) 1 6)" == "armv7l" ]; then
+            platform="linuxarmv7"
+	elif [ "$(expr substr $(uname -m) 1 7)" == "aarch64" ]; then
+            platform="linuxarmv8"
+	else
             platform="linux"
         fi
     elif [ "$(expr substr $(uname -s) 1 10)" == "MINGW64_NT" ]; then