DEB: use _base folder for a distro instead of specific distros (squeeze and maverick).

Signed-off-by: Michele Calgaro <michele.calgaro@yahoo.it>

1 files changed, 168 insertions, 0 deletions

diff --git a/ubuntu/_base/metapackages/rename-meta/debian/kdm-trinity.preinst b/ubuntu/_base/metapackages/rename-meta/debian/kdm-trinity.preinst
new file mode 100644
index 000000000..2f41409d1
--- /dev/null
+++ b/ubuntu/_base/metapackages/rename-meta/debian/kdm-trinity.preinst
@@ -0,0 +1,168 @@
+#! /bin/sh
+# preinst script for kdm-trinity
+#
+# see: dh_installdeb(1)
+
+set -e
+
+# debconf may not be available if some massive purging is going on
+HAVE_DEBCONF=
+if [ -e /usr/share/debconf/confmodule ]; then
+  . /usr/share/debconf/confmodule
+  HAVE_DEBCONF=yes
+fi
+
+# remove former service
+if [ -e /etc/init.d/kdm-trinity ]; then
+  REMOVING=yes
+fi
+
+if [ -n "$REMOVING" ]; then
+  # is there an kdm-trinity process running?
+  if start-stop-daemon --stop --quiet --signal 0 --exec /opt/trinity/bin/kdm; then
+    # any children?
+    PARENTS=$(pidof /opt/trinity/bin/kdm || true)
+    CHILDREN=
+    if [ -n "$PARENTS" ]; then
+      for PROCESS in $PARENTS; do
+        # make sure we got numbers back
+        [ $PROCESS -eq $PROCESS ] 2> /dev/null ||
+        exit
+        # FIXME - redo this part uses shell-lib.sh from xfree86
+        #  die "pidof returned non-numeric value"
+        # we could use grep -q here if ps would ignore SIGPIPE :-P
+        if (ps axj | grep "^ *$PROCESS" > /dev/null 2>&1); then
+          CHILDREN=yes
+        fi
+      done
+      if [ -n "$CHILDREN" ]; then
+        if [ -n "$HAVE_DEBCONF" ]; then
+          # ask the question
+          db_input high kdm-trinity/stop_running_server_with_children || true
+          db_go
+          # what did the user say?
+          ANSWER=
+          if db_get kdm-trinity/stop_running_server_with_children; then
+            ANSWER="$RET"
+          fi
+          if [ "$ANSWER" = "true" ]; then
+            STOP=yes
+          fi
+          # forget that we have seen the question; this is the sort of
+          # non-configuration question that should be asked every time
+          db_fset kdm-trinity/stop_running_server_with_children seen false
+        fi
+      else
+        STOP=yes
+      fi
+    fi
+  fi
+fi
+
+if [ -n "$STOP" ]; then
+  if [ -x "`which invoke-rc.d 2>/dev/null`" ]; then
+    invoke-rc.d kdm-trinity stop || true
+  else
+    /etc/init.d/kdm-trinity stop || true
+  fi
+fi
+
+if [ -n "$REMOVING" ]; then
+  rm -f /etc/init.d/kdm-trinity
+  [ ! -e /etc/init/kdm-trinity.conf ] || \
+  rm -f /etc/init/kdm-trinity.conf
+fi
+
+# convert former configuration (kdm => tdm)
+if [ -d "/etc/trinity/kdm" ] && [ ! -d "/etc/trinity/tdm" ]; then
+  # copy old configuration
+  cp -a "/etc/trinity/kdm" "/etc/trinity/tdm"
+
+  # cleanup
+  find "/etc/trinity/tdm" -name "*.dpkg-*" -print0 | \
+  xargs -r0 rm
+
+  # rename files
+  find "/etc/trinity/tdm" -name "*kdm*" | \
+  while read f; do mv "${f}" "$(echo "$f" | sed "s|kdm|tdm|g")"; done
+
+  # rename in the files content
+  egrep -rl "KDE|KDM|kdm|kwin" "/etc/trinity/tdm" | tr "\n" "\0" | \
+  xargs -r0 sed -i -e "s|KDE|TDE|g" -e "s|KDM|TDM|g" -e "s|kdm|tdm|g" -e "s|kwin|twin|g"
+fi
+
+DEFAULT_DISPLAY_MANAGER_FILE=/etc/X11/default-display-manager
+
+  if [ -n "$HAVE_DEBCONF" ]; then
+    # disown this question
+    db_unregister shared/default-x-display-manager || true
+    # does the question still exist?
+    if db_get shared/default-x-display-manager; then
+      if db_metaget shared/default-x-display-manager owners; then
+        # FIXME - redo this part uses shell-lib.sh from xfree86
+        #observe "X display managers now available are \"$OWNERS\""
+        db_subst shared/default-x-display-manager choices "$RET"
+      fi
+      DEFAULT_DISPLAY_MANAGER=
+      if db_get shared/default-x-display-manager; then
+        DEFAULT_DISPLAY_MANAGER="$RET"
+      fi
+      # are we removing the currently selected display manager?
+      if [ -n "$DEFAULT_DISPLAY_MANAGER" ]; then
+        if [ "kdm-trinity" = "$DEFAULT_DISPLAY_MANAGER" ]; then
+          if [ -e "$DEFAULT_DISPLAY_MANAGER_FILE" ]; then
+            if db_get "$DEFAULT_DISPLAY_MANAGER/daemon_name"; then
+              # does the display manager file reference the current default?  if
+              # so, remove it because it will now be wrong
+              if [ -n "$RET" ]; then
+                if [ "$(cat "$DEFAULT_DISPLAY_MANAGER_FILE")" = "$RET" ]; then
+                  rm "$DEFAULT_DISPLAY_MANAGER_FILE"
+                fi
+              fi
+            fi
+          fi
+          # ask the user to choose a new default
+          db_fset shared/default-x-display-manager seen false
+          db_input critical shared/default-x-display-manager || true
+          db_go
+          # if the default display manager file doesn't exist, write it with
+          # the path to the new default display manager
+          if [ ! -e "$DEFAULT_DISPLAY_MANAGER_FILE" ]; then
+            DEFAULT_DISPLAY_MANAGER=
+            if db_get shared/default-x-display-manager; then
+              DEFAULT_DISPLAY_MANAGER="$RET"
+            fi
+            if [ -n "$DEFAULT_DISPLAY_MANAGER" ]; then
+              # FIXME - redo this part uses shell-lib.sh from xfree86
+              #warn "new default display manager has been selected; please be" \
+              #     "sure to run \"dpkg-reconfigure $RET\" to ensure that it" \
+              #     "is configured"
+              DAEMON_NAME=
+              if db_get "$DEFAULT_DISPLAY_MANAGER"/daemon_name; then
+                DAEMON_NAME="$RET"
+              fi
+              if [ ! -n "$DAEMON_NAME" ]; then
+                # if we were unable to determine the name of the selected daemon (for
+                # instance, if the selected default display manager doesn't provide a
+                # daemon_name question), guess
+                DAEMON_NAME=$(which "$DEFAULT_DISPLAY_MANAGER" 2>/dev/null)
+                if [ ! -n "$DAEMON_NAME" ]; then
+                  echo .
+                  # FIXME - redo this part uses shell-lib.sh from xfree86
+                  #warn "unable to determine path to default X display manager" \
+                  #     "$DEFAULT_DISPLAY_MANAGER; not updating" \
+                  #     "$DEFAULT_DISPLAY_MANAGER_FILE"
+                fi
+              fi
+              if [ -n "$DAEMON_NAME" ]; then
+                echo "$DAEMON_NAME" > "$DEFAULT_DISPLAY_MANAGER_FILE"
+              fi
+            fi
+          fi
+        fi
+      fi
+    fi
+  fi
+
+exit 0
+