KERNELDIR ?= /lib/modules/$(shell uname -r)/build
PWD := $(shell pwd)
+# Experimental bitwise enum defaults to disabled.
+CONFIG_LTTNG_EXPERIMENTAL_BITWISE_ENUM ?= n
+
+# Emulate Kconfig behavior of setting defines for config options.
+LKCPPFLAGS = $(KCPPFLAGS)
+ifeq ($(CONFIG_LTTNG_EXPERIMENTAL_BITWISE_ENUM),y)
+LKCPPFLAGS += -DCONFIG_LTTNG_EXPERIMENTAL_BITWISE_ENUM=y
+endif
+
default: modules
modules:
- $(MAKE) -C $(KERNELDIR) M=$(PWD)/src CONFIG_LTTNG=m CONFIG_LTTNG_CLOCK_PLUGIN_TEST=m modules
+ $(MAKE) -C $(KERNELDIR) M=$(PWD)/src \
+ CONFIG_LTTNG=m CONFIG_LTTNG_CLOCK_PLUGIN_TEST=m \
+ KCPPFLAGS='$(LKCPPFLAGS)' \
+ modules
+
+syscalls_extractor:
+ $(MAKE) -C $(KERNELDIR) M=$(PWD)/src \
+ CONFIG_LTTNG_SYSCALLS_EXTRACTOR=m \
+ CONFIG_LTTNG=m CONFIG_LTTNG_CLOCK_PLUGIN_TEST=m \
+ KCPPFLAGS='$(LKCPPFLAGS)' \
+ modules
modules_install:
- $(MAKE) -C $(KERNELDIR) M=$(PWD)/src CONFIG_LTTNG=m CONFIG_LTTNG_CLOCK_PLUGIN_TEST=m modules_install
+ $(MAKE) -C $(KERNELDIR) M=$(PWD)/src \
+ CONFIG_LTTNG=m CONFIG_LTTNG_CLOCK_PLUGIN_TEST=m \
+ KCPPFLAGS='$(LKCPPFLAGS)' \
+ modules_install
clean:
$(MAKE) -C $(KERNELDIR) M=$(PWD)/src clean
# The following targets are used for development and debugging. They are not
# part of the build system.
%.i: %.c
- $(MAKE) -C $(KERNELDIR) M=$(PWD) CONFIG_LTTNG=m CONFIG_LTTNG_CLOCK_PLUGIN_TEST=m $@
+ $(MAKE) -C $(KERNELDIR) M=$(PWD) \
+ CONFIG_LTTNG=m CONFIG_LTTNG_CLOCK_PLUGIN_TEST=m \
+ KCPPFLAGS='$(LKCPPFLAGS)' \
+ $@
%.o: %.c
- $(MAKE) -C $(KERNELDIR) M=$(PWD) CONFIG_LTTNG=m CONFIG_LTTNG_CLOCK_PLUGIN_TEST=m $@
+ $(MAKE) -C $(KERNELDIR) M=$(PWD) \
+ CONFIG_LTTNG=m CONFIG_LTTNG_CLOCK_PLUGIN_TEST=m \
+ KCPPFLAGS='$(LKCPPFLAGS)' \
+ $@
endif # KERNELRELEASE