Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
tjh.dev
kernel
os
linux
1# SPDX-License-Identifier: GPL-2.0-only
2
3ifeq ($(srctree),)
4 srctree := $(patsubst %/,%,$(dir $(CURDIR)))
5 srctree := $(patsubst %/,%,$(dir $(srctree)))
6 srctree := $(patsubst %/,%,$(dir $(srctree)))
7endif
8
9include $(srctree)/tools/scripts/Makefile.include
10
11# O is an alias for OUTPUT
12OUTPUT := $(O)
13
14ifeq ($(OUTPUT),)
15 OUTPUT := $(CURDIR)
16else
17 # subdir is used by the ../Makefile in $(call descend,)
18 ifneq ($(subdir),)
19 OUTPUT := $(OUTPUT)/$(subdir)
20 endif
21endif
22
23ifneq ($(patsubst %/,,$(lastword $(OUTPUT))),)
24 OUTPUT := $(OUTPUT)/
25endif
26
27LATENCY-COLLECTOR := $(OUTPUT)latency-collector
28LATENCY-COLLECTOR_IN := $(LATENCY-COLLECTOR)-in.o
29
30export CC := gcc
31export LD := ld
32export AR := ar
33export PKG_CONFIG := pkg-config
34
35FEATURE_TESTS := libtraceevent
36FEATURE_TESTS += libtracefs
37FEATURE_DISPLAY := libtraceevent
38FEATURE_DISPLAY += libtracefs
39
40all: $(LATENCY-COLLECTOR)
41
42include $(srctree)/tools/build/Makefile.include
43
44# check for dependencies only on required targets
45NON_CONFIG_TARGETS := clean install
46
47config := 1
48ifdef MAKECMDGOALS
49ifeq ($(filter-out $(NON_CONFIG_TARGETS),$(MAKECMDGOALS)),)
50 config := 0
51endif
52endif
53
54ifeq ($(config),1)
55 include $(srctree)/tools/build/Makefile.feature
56 include Makefile.config
57endif
58
59CFLAGS += $(INCLUDES) $(LIB_INCLUDES)
60
61export CFLAGS OUTPUT srctree
62
63$(LATENCY-COLLECTOR): $(LATENCY-COLLECTOR_IN)
64 $(QUIET_LINK)$(CC) $(LDFLAGS) -o $(LATENCY-COLLECTOR) $(LATENCY-COLLECTOR_IN) $(EXTLIBS)
65
66latency-collector.%: fixdep FORCE
67 make -f $(srctree)/tools/build/Makefile.build dir=. $@
68
69$(LATENCY-COLLECTOR_IN): fixdep FORCE
70 make $(build)=latency-collector
71
72INSTALL := install
73MKDIR := mkdir
74STRIP := strip
75BINDIR := /usr/bin
76
77install:
78 @$(MKDIR) -p $(DESTDIR)$(BINDIR)
79 $(call QUIET_INSTALL,latency-collector)$(INSTALL) $(LATENCY-COLLECTOR) -m 755 $(DESTDIR)$(BINDIR)
80 @$(STRIP) $(DESTDIR)$(BINDIR)/latency-collector
81
82clean:
83 $(call QUIET_CLEAN, latency-collector)
84 $(Q)find . -name '*.o' -delete -o -name '\.*.cmd' -delete -o -name '\.*.d' -delete
85 $(Q)@rm -f latency-collector fixdep FEATURE-DUMP
86 $(Q)rm -rf feature
87.PHONY: FORCE clean install