1 # SPDX-License-Identifier: GPL-2.0-only
4 srctree := $(patsubst %/,%,$(dir $(CURDIR)))
5 srctree := $(patsubst %/,%,$(dir $(srctree)))
6 srctree := $(patsubst %/,%,$(dir $(srctree)))
9 include $(srctree)/tools/scripts/Makefile.include
11 # O is an alias for OUTPUT
17 # subdir is used by the ../Makefile in $(call descend,)
19 OUTPUT := $(OUTPUT)/$(subdir)
23 ifneq ($(patsubst %/,,$(lastword $(OUTPUT))),)
27 LATENCY-COLLECTOR := $(OUTPUT)latency-collector
28 LATENCY-COLLECTOR_IN := $(LATENCY-COLLECTOR)-in.o
33 export PKG_CONFIG := pkg-config
35 FEATURE_TESTS := libtraceevent
36 FEATURE_TESTS += libtracefs
37 FEATURE_DISPLAY := libtraceevent
38 FEATURE_DISPLAY += libtracefs
46 all: $(LATENCY-COLLECTOR)
48 include $(srctree)/tools/build/Makefile.include
50 # check for dependencies only on required targets
51 NON_CONFIG_TARGETS := clean install
55 ifeq ($(filter-out $(NON_CONFIG_TARGETS),$(MAKECMDGOALS)),)
61 include $(srctree)/tools/build/Makefile.feature
62 include Makefile.config
65 CFLAGS += $(INCLUDES) $(LIB_INCLUDES)
67 export CFLAGS OUTPUT srctree
69 $(LATENCY-COLLECTOR): $(LATENCY-COLLECTOR_IN)
70 $(QUIET_LINK)$(CC) $(LDFLAGS) -o $(LATENCY-COLLECTOR) $(LATENCY-COLLECTOR_IN) $(EXTLIBS)
72 latency-collector.%: fixdep FORCE
73 make -f $(srctree)/tools/build/Makefile.build dir=. $@
75 $(LATENCY-COLLECTOR_IN): fixdep FORCE
76 make $(build)=latency-collector
84 @$(MKDIR) -p $(DESTDIR)$(BINDIR)
85 $(call QUIET_INSTALL,latency-collector)$(INSTALL) $(LATENCY-COLLECTOR) -m 755 $(DESTDIR)$(BINDIR)
86 @$(STRIP) $(DESTDIR)$(BINDIR)/latency-collector
89 $(call QUIET_CLEAN, latency-collector)
90 $(Q)find . -name '*.o' -delete -o -name '\.*.cmd' -delete -o -name '\.*.d' -delete
91 $(Q)@rm -f latency-collector fixdep FEATURE-DUMP
93 .PHONY: FORCE clean install