if HAVE_LIBLTTNG_UST_CTL
liblttng_sessiond_common_la_SOURCES += trace-ust.cpp ust-registry.cpp ust-app.cpp \
ust-consumer.cpp ust-consumer.hpp notify-apps.cpp \
if HAVE_LIBLTTNG_UST_CTL
liblttng_sessiond_common_la_SOURCES += trace-ust.cpp ust-registry.cpp ust-app.cpp \
ust-consumer.cpp ust-consumer.hpp notify-apps.cpp \