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# START CONFIG[phonon-null-backend/isnt_functional]
. /usr/share/debconf/confmodule
# This function will show a warning about phonon-backend-null whenever phonon
# metapackage or phonon-backend-null is being installed
warn_about_phonon_backend_null()
{
local package=`basename "$0" .postinst`
local show_warning=0
local recommended_backend="#RECOMMENDED_BACKEND#"
local other_backends
# Do not show the note when reconfiguring
if [ "$1" = "reconfigure" ] || [ "DEBCONF_RECONFIGURE" = "1" ]; then
return 0
fi
if [ "$1" = "configure" ]; then
# Display the warning only if both (phonon and phonon-backend-null)
# are (about to be) installed. In order to avoid checking dpkg status
# database, we can check Owners field of the debconf question.
db_metaget phonon-backend-null/isnt_functional Owners
OWNERS="`echo "$RET" | sed 's/, /\n/g'`"
if echo "$OWNERS" | grep -q -e 'phonon$' -e 'phonon:' && echo "$OWNERS" | grep -q phonon-backend-null; then
show_warning=1
fi
# Finally show the note if needed (and it wasn't seen already)
db_fget phonon-backend-null/isnt_functional seen || true
if [ "$RET" != "true" ] && [ "$show_warning" = "1" ]; then
other_backends="`LC_ALL=C apt-cache showpkg phonon-backend | \
awk '/: *$/{go=0} {if (go==1) print $1;} /^Reverse Provides: *$/ {go=1}' | \
sort -u | \
grep -v -e phonon-backend-null -e "$recommended_backend" | \
awk '{printf ", " $1}'`"
db_settitle phonon-backend-null/isnt_functional_title || true
db_subst phonon-backend-null/isnt_functional recommended_backend "$recommended_backend"
db_subst phonon-backend-null/isnt_functional other_backends "$other_backends"
db_input high phonon-backend-null/isnt_functional || true
db_go || true
fi
fi
}
warn_about_phonon_backend_null "$@"
# vim: set syntax=sh
# END CONFIG[phonon-null-backend/isnt_functional]
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