Makefile

   1 #
   2 # Makefile for the LTT objects.
   3 #
   4
   5 ifneq ($(KERNELRELEASE),)
   6
   7 ifeq ($(CONFIG_TRACEPOINTS),)
   8
   9 $(error You need to enable CONFIG_TRACEPOINTS in kernel!)
  10
  11 endif #CONFIG_TRACEPOINTS
  12
  13 ifneq ($(CONFIG_TRACEPOINTS),)
  14
  15 obj-m += lttng-ring-buffer-client-discard.o
  16 obj-m += lttng-ring-buffer-client-overwrite.o
  17 obj-m += lttng-ring-buffer-metadata-client.o
  18 obj-m += lttng-ring-buffer-client-mmap-discard.o
  19 obj-m += lttng-ring-buffer-client-mmap-overwrite.o
  20 obj-m += lttng-ring-buffer-metadata-mmap-client.o
  21
  22 obj-m += lttng-tracer.o
  23 lttng-tracer-objs :=  lttng-events.o lttng-abi.o \
  24                         lttng-probes.o lttng-context.o \
  25                         lttng-context-pid.o lttng-context-procname.o \
  26                         lttng-context-prio.o lttng-context-nice.o \
  27                         lttng-context-vpid.o lttng-context-tid.o \
  28                         lttng-context-vtid.o lttng-context-ppid.o \
  29                         lttng-context-vppid.o lttng-calibrate.o \
  30                         lttng-context-hostname.o wrapper/random.o
  31
  32 obj-m += lttng-statedump.o
  33 lttng-statedump-objs := lttng-statedump-impl.o wrapper/irqdesc.o \
  34                         wrapper/fdtable.o
  35
  36 ifneq ($(CONFIG_HAVE_SYSCALL_TRACEPOINTS),)
  37 lttng-tracer-objs += lttng-syscalls.o probes/lttng-probe-user.o
  38 endif # CONFIG_HAVE_SYSCALL_TRACEPOINTS
  39
  40 ifneq ($(CONFIG_PERF_EVENTS),)
  41 lttng-tracer-objs += $(shell \
  42         if [ $(VERSION) -ge 3 \
  43                 -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -ge 6 -a $(SUBLEVEL) -ge 34 \) ] ; then \
  44                 echo "lttng-context-perf-counters.o" ; fi;)
  45 endif # CONFIG_PERF_EVENTS
  46
  47 obj-m += probes/
  48 obj-m += lib/
  49
  50 endif # CONFIG_TRACEPOINTS
  51
  52 else # KERNELRELEASE
  53         KERNELDIR ?= /lib/modules/$(shell uname -r)/build
  54         PWD := $(shell pwd)
  55         CFLAGS = $(EXTCFLAGS)
  56
  57 default:
  58         $(MAKE) -C $(KERNELDIR) M=$(PWD) modules
  59
  60 modules_install:
  61         $(MAKE) -C $(KERNELDIR) M=$(PWD) modules_install
  62
  63 clean:
  64         $(MAKE) -C $(KERNELDIR) M=$(PWD) clean
  65
  66 %.i: %.c
  67         $(MAKE) -C $(KERNELDIR) M=$(PWD) $@
  68 endif # KERNELRELEASE