Move event notifier and counter structures to private header

[lttng-modules.git] / Makefile

diff --git a/Makefile b/Makefile
index 1d256f39d511cf8b0a310503f5e31dbd1a576783..dd40e0bbd4646543d04a7d593dead0317aba3708 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -1,56 +1,39 @@
-#
-# Makefile for the LTT objects.
-#
+# SPDX-License-Identifier: (GPL-2.0-only or LGPL-2.1-only)
 
 ifneq ($(KERNELRELEASE),)
-ifneq ($(CONFIG_TRACEPOINTS),)
-
-obj-m += ltt-ring-buffer-client-discard.o
-obj-m += ltt-ring-buffer-client-overwrite.o
-obj-m += ltt-ring-buffer-metadata-client.o
-obj-m += ltt-ring-buffer-client-mmap-discard.o
-obj-m += ltt-ring-buffer-client-mmap-overwrite.o
-obj-m += ltt-ring-buffer-metadata-mmap-client.o
-
-obj-m += ltt-relay.o
-ltt-relay-objs :=  ltt-events.o ltt-debugfs-abi.o \
-                       ltt-probes.o ltt-context.o \
-                       lttng-context-pid.o lttng-context-comm.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-calibrate.o
-
-ifneq ($(CONFIG_HAVE_SYSCALL_TRACEPOINTS),)
-ltt-relay-objs += lttng-syscalls.o
-#ltt-relay-objs += lttng-compat-syscalls.o
-endif
-
-ifneq ($(CONFIG_PERF_EVENTS),)
-ltt-relay-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
-
-obj-m += probes/
-obj-m += lib/
-
-endif
-
-else
-       KERNELDIR ?= /lib/modules/$(shell uname -r)/build
-       PWD := $(shell pwd)
-       CFLAGS = $(EXTCFLAGS)
-
-default:
-       $(MAKE) -C $(KERNELDIR) M=$(PWD) modules
+
+# This part of the Makefile is used when called by the kernel build system
+# and defines the modules to be built.
+
+obj-$(CONFIG_LTTNG) += src/
+
+else # KERNELRELEASE
+
+# This part of the Makefile is used when the 'make' command is runned in the
+# base directory of the lttng-modules sources. It sets some environment and
+# calls the kernel build system to build the actual modules.
+
+KERNELDIR ?= /lib/modules/$(shell uname -r)/build
+PWD := $(shell pwd)
+CFLAGS = $(EXTCFLAGS)
+
+default: modules
+
+modules:
+       $(MAKE) -C $(KERNELDIR) M=$(PWD)/src CONFIG_LTTNG=m CONFIG_LTTNG_CLOCK_PLUGIN_TEST=m modules
 
 modules_install:
-       $(MAKE) -C $(KERNELDIR) M=$(PWD) modules_install
-       /sbin/depmod -a
+       $(MAKE) -C $(KERNELDIR) M=$(PWD)/src CONFIG_LTTNG=m CONFIG_LTTNG_CLOCK_PLUGIN_TEST=m modules_install
 
 clean:
-       $(MAKE) -C $(KERNELDIR) M=$(PWD) 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 $@
+
+%.o: %.c
+       $(MAKE) -C $(KERNELDIR) M=$(PWD) CONFIG_LTTNG=m CONFIG_LTTNG_CLOCK_PLUGIN_TEST=m $@
 
-endif
+endif # KERNELRELEASE