Installer now handles i18n of the Desktop folder. Running the installer or uninstaller as root work correctly and does not invalidate the sanity checks. Corrected method used to detect if the installer is already running in a visable terminal.

git-svn-id: svn://localhost/ardour2/branches/3.0@10502 d708f5d6-7413-0410-9779-e7cbd77b26cf

tools/linux_packaging/install.sh

@@ -10,7 +10,10 @@ SAVED_PWD=$PWD
 PKG_PATH=$(dirname "$(readlink -f "$0")")
 cd "${PKG_PATH}"
 
-if [ -z "$TERM" ] || [ "$TERM" = "dumb" ] || [ -z "$PS1" ]; then
+# check for an interactive terminal
+# -t fd - Returns true if file descriptor fd is open and refers to a terminal. 
+# fd 1 is stdout
+if [ ! -t 1 ]; then
 	if which xterm > /dev/null; then
 		exec xterm -e "${PKG_PATH}/.stage2.run"
 	elif which gnome-terminal > /dev/null; then