Version 2.7.7

[lttng-modules.git] / Makefile

diff --git a/Makefile b/Makefile
index 6bf4d2879a8d46d5bed3067b8b3c47f2b629fb82..731a38671a1e050528443e6252e79d88b609cc78 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -3,7 +3,12 @@
 #
 
 ifneq ($(KERNELRELEASE),)
-ifneq ($(CONFIG_TRACEPOINTS),)
+
+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
 
 KERNELDIR = ${LTTNG_KERNELDIR}
 MAKEFILEDIR = $(shell dirname $(lastword $(MAKEFILE_LIST)))
@@ -23,6 +28,13 @@ $(error Duplicate version.h files found in $(lttng_check_linux_version) and $(lt
 endif
 endif
 
+ifneq ($(shell \
+       if [ $(VERSION) -ge 5 \
+               -o \( $(VERSION) -eq 4 -a $(PATCHLEVEL) -ge 8 \) ] ; then \
+               echo "true" ; fi;),)
+$(warning You are entering uncharted territories adventurer! Proceed with utmost caution (also, lttng-modules 2.7 does not support Linux >= 4.8. You should upgrade to a newer lttng-modules version.))
+endif
+
 include $(MAKEFILEDIR)/Makefile.ABI.workarounds
 
 obj-m += lttng-ring-buffer-client-discard.o
@@ -73,14 +85,14 @@ lttng-statedump-objs := lttng-statedump-impl.o wrapper/irqdesc.o \
 obj-m += probes/
 obj-m += lib/
 
-endif # CONFIG_TRACEPOINTS
-
 else # KERNELRELEASE
        KERNELDIR ?= /lib/modules/$(shell uname -r)/build
        PWD := $(shell pwd)
        CFLAGS = $(EXTCFLAGS)
 
-default:
+default: modules
+
+modules:
        LTTNG_KERNELDIR=$(KERNELDIR) $(MAKE) -C $(KERNELDIR) M=$(PWD) modules
 
 modules_install: