- ifneq ($(CONFIG_TRACEPOINTS),)
-
- TOP_LTTNG_MODULES_DIR := $(shell dirname $(lastword $(MAKEFILE_LIST)))
-
- lttng_check_linux_version = $(shell pwd)/include/linux/version.h
- lttng_check_generated_linux_version = $(shell pwd)/include/generated/uapi/linux/version.h
-
- #
- # Check for stale version.h, which can be a leftover from an old Linux
- # kernel tree moved to a newer kernel version, only pruned by make
- # distclean.
- #
- ifneq ($(wildcard $(lttng_check_linux_version)),)
- ifneq ($(wildcard $(lttng_check_generated_linux_version)),)
- $(error Duplicate version.h files found in $(lttng_check_linux_version) and $(lttng_check_generated_linux_version). Consider running make distclean on your kernel, or removing the stale $(lttng_check_linux_version) file)
- endif
- endif
-
- include $(TOP_LTTNG_MODULES_DIR)/Makefile.ABI.workarounds
-
- ccflags-y += -I$(TOP_LTTNG_MODULES_DIR)
-
- obj-$(CONFIG_LTTNG) += lttng-ring-buffer-client-discard.o
- obj-$(CONFIG_LTTNG) += lttng-ring-buffer-client-overwrite.o
- obj-$(CONFIG_LTTNG) += lttng-ring-buffer-metadata-client.o
- obj-$(CONFIG_LTTNG) += lttng-ring-buffer-client-mmap-discard.o
- obj-$(CONFIG_LTTNG) += lttng-ring-buffer-client-mmap-overwrite.o
- obj-$(CONFIG_LTTNG) += lttng-ring-buffer-metadata-mmap-client.o
- obj-$(CONFIG_LTTNG) += lttng-clock.o
-
- obj-$(CONFIG_LTTNG) += lttng-tracer.o
-
- lttng-tracer-objs := lttng-events.o lttng-abi.o \
- lttng-probes.o lttng-context.o \
- lttng-context-pid.o lttng-context-procname.o \
- lttng-context-prio.o lttng-context-nice.o \
- lttng-context-vpid.o lttng-context-tid.o \
- lttng-context-vtid.o lttng-context-ppid.o \
- lttng-context-vppid.o lttng-context-cpu-id.o \
- lttng-context-interruptible.o \
- lttng-context-need-reschedule.o lttng-calibrate.o \
- lttng-context-hostname.o wrapper/random.o \
- probes/lttng.o wrapper/trace-clock.o \
- wrapper/page_alloc.o \
- lttng-tracker-pid.o \
- lttng-filter.o lttng-filter-interpreter.o \
- lttng-filter-specialize.o \
- lttng-filter-validator.o \
- probes/lttng-probe-user.o
-
- ifneq ($(CONFIG_HAVE_SYSCALL_TRACEPOINTS),)
- lttng-tracer-objs += lttng-syscalls.o
- endif # CONFIG_HAVE_SYSCALL_TRACEPOINTS
-
- ifneq ($(CONFIG_PERF_EVENTS),)
- lttng-tracer-objs += $(shell \
- if [ $(VERSION) -ge 3 \
- -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -ge 6 -a $(SUBLEVEL) -ge 33 \) ] ; then \
- echo "lttng-context-perf-counters.o" ; fi;)
- endif # CONFIG_PERF_EVENTS
-
- ifneq ($(CONFIG_PREEMPT_RT_FULL),)
- lttng-tracer-objs += lttng-context-migratable.o
- lttng-tracer-objs += lttng-context-preemptible.o
- endif # CONFIG_PREEMPT_RT_FULL
-
- ifneq ($(CONFIG_PREEMPT),)
- lttng-tracer-objs += lttng-context-preemptible.o
+ ifdef CONFIG_LOCALVERSION # Check if dot-config is included.
+ ifeq ($(CONFIG_TRACEPOINTS),)
+ $(error The option CONFIG_TRACEPOINTS needs to be enabled in your kernel configuration)
+ endif # CONFIG_TRACEPOINTS
+ endif # ifdef CONFIG_LOCALVERSION
+
+ TOP_LTTNG_MODULES_DIR := $(shell dirname $(lastword $(MAKEFILE_LIST)))
+
+ lttng_check_linux_version = $(shell pwd)/include/linux/version.h
+ lttng_check_generated_linux_version = $(shell pwd)/include/generated/uapi/linux/version.h
+
+ #
+ # Check for stale version.h, which can be a leftover from an old Linux
+ # kernel tree moved to a newer kernel version, only pruned by make
+ # distclean.
+ #
+ ifneq ($(wildcard $(lttng_check_linux_version)),)
+ ifneq ($(wildcard $(lttng_check_generated_linux_version)),)
+ $(error Duplicate version.h files found in $(lttng_check_linux_version) and $(lttng_check_generated_linux_version). Consider running make distclean on your kernel, or removing the stale $(lttng_check_linux_version) file)