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: (LGPL-2.1 OR BSD-2-Clause)
2# Most of this file is copied from tools/lib/bpf/Makefile
3
4LIBPERF_VERSION = 0
5LIBPERF_PATCHLEVEL = 0
6LIBPERF_EXTRAVERSION = 1
7
8MAKEFLAGS += --no-print-directory
9
10ifeq ($(srctree),)
11srctree := $(patsubst %/,%,$(dir $(CURDIR)))
12srctree := $(patsubst %/,%,$(dir $(srctree)))
13srctree := $(patsubst %/,%,$(dir $(srctree)))
14#$(info Determined 'srctree' to be $(srctree))
15endif
16
17INSTALL = install
18
19# Use DESTDIR for installing into a different root directory.
20# This is useful for building a package. The program will be
21# installed in this directory as if it was the root directory.
22# Then the build tool can move it later.
23DESTDIR ?=
24DESTDIR_SQ = '$(subst ','\'',$(DESTDIR))'
25
26include $(srctree)/tools/scripts/Makefile.include
27include $(srctree)/tools/scripts/Makefile.arch
28
29ifeq ($(LP64), 1)
30 libdir_relative = lib64
31else
32 libdir_relative = lib
33endif
34
35prefix ?=
36libdir = $(prefix)/$(libdir_relative)
37
38# Shell quotes
39libdir_SQ = $(subst ','\'',$(libdir))
40libdir_relative_SQ = $(subst ','\'',$(libdir_relative))
41
42TEST_ARGS := $(if $(V),-v)
43
44INCLUDES = \
45-I$(OUTPUT)arch/$(SRCARCH)/include/generated/uapi \
46-I$(srctree)/tools/lib/perf/include \
47-I$(srctree)/tools/lib/ \
48-I$(srctree)/tools/include \
49-I$(srctree)/tools/arch/$(SRCARCH)/include/ \
50-I$(srctree)/tools/arch/$(SRCARCH)/include/uapi \
51-I$(srctree)/tools/include/uapi
52
53# Append required CFLAGS
54override CFLAGS += -g -Werror -Wall
55override CFLAGS += -fPIC
56override CFLAGS += $(INCLUDES)
57override CFLAGS += -fvisibility=hidden
58override CFLAGS += $(EXTRA_WARNINGS)
59override CFLAGS += $(EXTRA_CFLAGS)
60
61all:
62
63export srctree OUTPUT CC LD CFLAGS V
64export DESTDIR DESTDIR_SQ
65
66include $(srctree)/tools/build/Makefile.include
67
68VERSION_SCRIPT := libperf.map
69
70PATCHLEVEL = $(LIBPERF_PATCHLEVEL)
71EXTRAVERSION = $(LIBPERF_EXTRAVERSION)
72VERSION = $(LIBPERF_VERSION).$(LIBPERF_PATCHLEVEL).$(LIBPERF_EXTRAVERSION)
73
74LIBPERF_SO := $(OUTPUT)libperf.so.$(VERSION)
75LIBPERF_A := $(OUTPUT)libperf.a
76LIBPERF_IN := $(OUTPUT)libperf-in.o
77LIBPERF_PC := $(OUTPUT)libperf.pc
78
79LIBPERF_ALL := $(LIBPERF_A) $(OUTPUT)libperf.so*
80
81LIB_DIR := $(srctree)/tools/lib/api/
82
83ifneq ($(OUTPUT),)
84ifneq ($(subdir),)
85 API_PATH=$(OUTPUT)/../lib/api/
86else
87 API_PATH=$(OUTPUT)
88endif
89else
90 API_PATH=$(LIB_DIR)
91endif
92
93LIBAPI = $(API_PATH)libapi.a
94export LIBAPI
95
96$(LIBAPI): FORCE
97 $(Q)$(MAKE) -C $(LIB_DIR) O=$(OUTPUT) $(OUTPUT)libapi.a
98
99$(LIBAPI)-clean:
100 $(call QUIET_CLEAN, libapi)
101 $(Q)$(MAKE) -C $(LIB_DIR) O=$(OUTPUT) clean >/dev/null
102
103uapi-asm := $(OUTPUT)arch/$(SRCARCH)/include/generated/uapi/asm
104ifeq ($(SRCARCH),arm64)
105 syscall-y := $(uapi-asm)/unistd_64.h
106endif
107uapi-asm-generic:
108 $(if $(syscall-y),\
109 $(Q)$(MAKE) -f $(srctree)/scripts/Makefile.asm-headers obj=$(uapi-asm) \
110 generic=include/uapi/asm-generic $(syscall-y),)
111
112$(LIBPERF_IN): uapi-asm-generic FORCE
113 $(Q)$(MAKE) $(build)=libperf
114
115$(LIBPERF_A): $(LIBPERF_IN)
116 $(QUIET_AR)$(RM) $@ && $(AR) rcs $@ $(LIBPERF_IN)
117
118$(LIBPERF_SO): $(LIBPERF_IN) $(LIBAPI)
119 $(QUIET_LINK)$(CC) --shared -Wl,-soname,libperf.so \
120 -Wl,--version-script=$(VERSION_SCRIPT) $^ -o $@
121 @ln -sf $(@F) $(OUTPUT)libperf.so
122 @ln -sf $(@F) $(OUTPUT)libperf.so.$(LIBPERF_VERSION)
123
124
125libs: $(LIBPERF_A) $(LIBPERF_SO) $(LIBPERF_PC)
126
127all: fixdep
128 $(Q)$(MAKE) libs
129
130clean: $(LIBAPI)-clean
131 $(call QUIET_CLEAN, libperf) $(RM) $(LIBPERF_A) \
132 *.o *~ *.a *.so *.so.$(VERSION) *.so.$(LIBPERF_VERSION) .*.d .*.cmd tests/*.o LIBPERF-CFLAGS $(LIBPERF_PC) \
133 $(TESTS_STATIC) $(TESTS_SHARED) $(syscall-y)
134
135TESTS_IN = tests-in.o
136
137TESTS_STATIC = $(OUTPUT)tests-static
138TESTS_SHARED = $(OUTPUT)tests-shared
139
140$(TESTS_IN): FORCE
141 $(Q)$(MAKE) $(build)=tests
142
143$(TESTS_STATIC): $(TESTS_IN) $(LIBPERF_A) $(LIBAPI)
144 $(QUIET_LINK)$(CC) -o $@ $^
145
146$(TESTS_SHARED): $(TESTS_IN) $(LIBAPI)
147 $(QUIET_LINK)$(CC) -o $@ -L$(or $(OUTPUT),.) $^ -lperf
148
149make-tests: libs $(TESTS_SHARED) $(TESTS_STATIC)
150
151tests: make-tests
152 @echo "running static:"
153 @./$(TESTS_STATIC) $(TEST_ARGS)
154 @echo "running dynamic:"
155 @LD_LIBRARY_PATH=. ./$(TESTS_SHARED) $(TEST_ARGS)
156
157$(LIBPERF_PC):
158 $(QUIET_GEN)sed -e "s|@PREFIX@|$(prefix)|" \
159 -e "s|@LIBDIR@|$(libdir_SQ)|" \
160 -e "s|@VERSION@|$(VERSION)|" \
161 < libperf.pc.template > $@
162
163define do_install_mkdir
164 if [ ! -d '$(DESTDIR_SQ)$1' ]; then \
165 $(INSTALL) -d -m 755 '$(DESTDIR_SQ)$1'; \
166 fi
167endef
168
169define do_install
170 if [ ! -d '$2' ]; then \
171 $(INSTALL) -d -m 755 '$2'; \
172 fi; \
173 $(INSTALL) $1 $(if $3,-m $3,) '$2'
174endef
175
176install_lib: libs
177 $(call QUIET_INSTALL, $(LIBPERF_ALL)) \
178 $(call do_install_mkdir,$(libdir_SQ)); \
179 cp -fpR $(LIBPERF_ALL) $(DESTDIR)$(libdir_SQ)
180
181HDRS := bpf_perf.h core.h cpumap.h threadmap.h evlist.h evsel.h event.h mmap.h
182INTERNAL_HDRS := cpumap.h evlist.h evsel.h lib.h mmap.h rc_check.h threadmap.h xyarray.h
183
184INSTALL_HDRS_PFX := $(DESTDIR)$(prefix)/include/perf
185INSTALL_HDRS := $(addprefix $(INSTALL_HDRS_PFX)/, $(HDRS))
186INSTALL_INTERNAL_HDRS_PFX := $(DESTDIR)$(prefix)/include/internal
187INSTALL_INTERNAL_HDRS := $(addprefix $(INSTALL_INTERNAL_HDRS_PFX)/, $(INTERNAL_HDRS))
188
189$(INSTALL_HDRS): $(INSTALL_HDRS_PFX)/%.h: include/perf/%.h
190 $(call QUIET_INSTALL, $@) \
191 $(call do_install,$<,$(INSTALL_HDRS_PFX)/,644)
192
193$(INSTALL_INTERNAL_HDRS): $(INSTALL_INTERNAL_HDRS_PFX)/%.h: include/internal/%.h
194 $(call QUIET_INSTALL, $@) \
195 $(call do_install,$<,$(INSTALL_INTERNAL_HDRS_PFX)/,644)
196
197install_headers: $(INSTALL_HDRS) $(INSTALL_INTERNAL_HDRS)
198 $(call QUIET_INSTALL, libperf_headers)
199
200install_pkgconfig: $(LIBPERF_PC)
201 $(call QUIET_INSTALL, $(LIBPERF_PC)) \
202 $(call do_install,$(LIBPERF_PC),$(DESTDIR_SQ)$(libdir_SQ)/pkgconfig,644)
203
204install_doc:
205 $(Q)$(MAKE) -C Documentation install-man install-html install-examples
206
207install: install_lib install_headers install_pkgconfig install_doc
208
209FORCE:
210
211.PHONY: all install clean tests FORCE