1 # SPDX-License-Identifier: GPL-2.0-only 1 # SPDX-License-Identifier: GPL-2.0-only
2 2
3 ifeq ($(src-perf),) 3 ifeq ($(src-perf),)
4 src-perf := $(srctree)/tools/perf 4 src-perf := $(srctree)/tools/perf
5 endif 5 endif
6 6
7 ifeq ($(obj-perf),) 7 ifeq ($(obj-perf),)
8 obj-perf := $(OUTPUT) 8 obj-perf := $(OUTPUT)
9 endif 9 endif
10 10
11 ifneq ($(obj-perf),) 11 ifneq ($(obj-perf),)
12 obj-perf := $(abspath $(obj-perf))/ 12 obj-perf := $(abspath $(obj-perf))/
13 endif 13 endif
14 14
15 $(shell printf "" > $(OUTPUT).config-detected) 15 $(shell printf "" > $(OUTPUT).config-detected)
16 detected = $(shell echo "$(1)=y" >> 16 detected = $(shell echo "$(1)=y" >> $(OUTPUT).config-detected)
17 detected_var = $(shell echo "$(1)=$($(1))" >> 17 detected_var = $(shell echo "$(1)=$($(1))" >> $(OUTPUT).config-detected)
18 18
19 CFLAGS := $(EXTRA_CFLAGS) $(filter-out -Wneste !! 19 CFLAGS := $(EXTRA_CFLAGS) $(EXTRA_WARNINGS)
20 HOSTCFLAGS := $(filter-out -Wnested-externs,$( <<
21 <<
22 # Enabled Wthread-safety analysis for clang bu <<
23 ifeq ($(CC_NO_CLANG), 0) <<
24 CFLAGS += -Wthread-safety <<
25 endif <<
26 20
27 include $(srctree)/tools/scripts/Makefile.arch 21 include $(srctree)/tools/scripts/Makefile.arch
28 22
29 $(call detected_var,SRCARCH) 23 $(call detected_var,SRCARCH)
30 24
31 ifneq ($(NO_SYSCALL_TABLE),1) !! 25 NO_PERF_REGS := 1
32 NO_SYSCALL_TABLE := 1 !! 26 NO_SYSCALL_TABLE := 1
33 <<
34 ifeq ($(SRCARCH),$(filter $(SRCARCH),x86 pow <<
35 NO_SYSCALL_TABLE := 0 <<
36 endif <<
37 <<
38 ifneq ($(NO_SYSCALL_TABLE),1) <<
39 CFLAGS += -DHAVE_SYSCALL_TABLE_SUPPORT <<
40 endif <<
41 endif <<
42 27
43 # Additional ARCH settings for ppc 28 # Additional ARCH settings for ppc
44 ifeq ($(SRCARCH),powerpc) 29 ifeq ($(SRCARCH),powerpc)
>> 30 NO_PERF_REGS := 0
>> 31 NO_SYSCALL_TABLE := 0
45 CFLAGS += -I$(OUTPUT)arch/powerpc/include/ge 32 CFLAGS += -I$(OUTPUT)arch/powerpc/include/generated
46 LIBUNWIND_LIBS := -lunwind -lunwind-ppc64 33 LIBUNWIND_LIBS := -lunwind -lunwind-ppc64
47 endif 34 endif
48 35
49 # Additional ARCH settings for x86 36 # Additional ARCH settings for x86
50 ifeq ($(SRCARCH),x86) 37 ifeq ($(SRCARCH),x86)
51 $(call detected,CONFIG_X86) 38 $(call detected,CONFIG_X86)
52 CFLAGS += -I$(OUTPUT)arch/x86/include/genera <<
53 ifeq (${IS_64_BIT}, 1) 39 ifeq (${IS_64_BIT}, 1)
54 CFLAGS += -DHAVE_ARCH_X86_64_SUPPORT !! 40 NO_SYSCALL_TABLE := 0
>> 41 CFLAGS += -DHAVE_ARCH_X86_64_SUPPORT -I$(OUTPUT)arch/x86/include/generated
55 ARCH_INCLUDE = ../../arch/x86/lib/memcpy_6 42 ARCH_INCLUDE = ../../arch/x86/lib/memcpy_64.S ../../arch/x86/lib/memset_64.S
56 LIBUNWIND_LIBS = -lunwind-x86_64 -lunwind 43 LIBUNWIND_LIBS = -lunwind-x86_64 -lunwind -llzma
57 $(call detected,CONFIG_X86_64) 44 $(call detected,CONFIG_X86_64)
58 else 45 else
59 LIBUNWIND_LIBS = -lunwind-x86 -llzma -lunw 46 LIBUNWIND_LIBS = -lunwind-x86 -llzma -lunwind
60 endif 47 endif
>> 48 NO_PERF_REGS := 0
61 endif 49 endif
62 50
63 ifeq ($(SRCARCH),arm) 51 ifeq ($(SRCARCH),arm)
>> 52 NO_PERF_REGS := 0
64 LIBUNWIND_LIBS = -lunwind -lunwind-arm 53 LIBUNWIND_LIBS = -lunwind -lunwind-arm
65 endif 54 endif
66 55
67 ifeq ($(SRCARCH),arm64) 56 ifeq ($(SRCARCH),arm64)
>> 57 NO_PERF_REGS := 0
>> 58 NO_SYSCALL_TABLE := 0
68 CFLAGS += -I$(OUTPUT)arch/arm64/include/gene 59 CFLAGS += -I$(OUTPUT)arch/arm64/include/generated
69 LIBUNWIND_LIBS = -lunwind -lunwind-aarch64 60 LIBUNWIND_LIBS = -lunwind -lunwind-aarch64
70 endif 61 endif
71 62
72 ifeq ($(SRCARCH),loongarch) !! 63 ifeq ($(SRCARCH),riscv)
73 CFLAGS += -I$(OUTPUT)arch/loongarch/include/ !! 64 NO_PERF_REGS := 0
74 LIBUNWIND_LIBS = -lunwind -lunwind-loongarch !! 65 endif
>> 66
>> 67 ifeq ($(SRCARCH),csky)
>> 68 NO_PERF_REGS := 0
75 endif 69 endif
76 70
77 ifeq ($(ARCH),s390) 71 ifeq ($(ARCH),s390)
>> 72 NO_PERF_REGS := 0
>> 73 NO_SYSCALL_TABLE := 0
78 CFLAGS += -fPIC -I$(OUTPUT)arch/s390/include 74 CFLAGS += -fPIC -I$(OUTPUT)arch/s390/include/generated
79 endif 75 endif
80 76
81 ifeq ($(ARCH),mips) !! 77 ifeq ($(NO_PERF_REGS),0)
82 CFLAGS += -I$(OUTPUT)arch/mips/include/gener !! 78 $(call detected,CONFIG_PERF_REGS)
83 LIBUNWIND_LIBS = -lunwind -lunwind-mips !! 79 endif
>> 80
>> 81 ifneq ($(NO_SYSCALL_TABLE),1)
>> 82 CFLAGS += -DHAVE_SYSCALL_TABLE_SUPPORT
84 endif 83 endif
85 84
86 # So far there's only x86 and arm libdw unwind 85 # So far there's only x86 and arm libdw unwind support merged in perf.
87 # Disable it on all other architectures in cas 86 # Disable it on all other architectures in case libdw unwind
88 # support is detected in system. Add supported 87 # support is detected in system. Add supported architectures
89 # to the check. 88 # to the check.
90 ifneq ($(SRCARCH),$(filter $(SRCARCH),x86 arm !! 89 ifneq ($(SRCARCH),$(filter $(SRCARCH),x86 arm arm64 powerpc s390 csky riscv))
91 NO_LIBDW_DWARF_UNWIND := 1 90 NO_LIBDW_DWARF_UNWIND := 1
92 endif 91 endif
93 92
94 ifeq ($(LIBUNWIND_LIBS),) 93 ifeq ($(LIBUNWIND_LIBS),)
95 NO_LIBUNWIND := 1 94 NO_LIBUNWIND := 1
96 endif 95 endif
97 # 96 #
98 # For linking with debug library, run like: 97 # For linking with debug library, run like:
99 # 98 #
100 # make DEBUG=1 LIBUNWIND_DIR=/opt/libunwind/ 99 # make DEBUG=1 LIBUNWIND_DIR=/opt/libunwind/
101 # 100 #
102 101
103 libunwind_arch_set_flags = $(eval $(libunwind_ 102 libunwind_arch_set_flags = $(eval $(libunwind_arch_set_flags_code))
104 define libunwind_arch_set_flags_code 103 define libunwind_arch_set_flags_code
105 FEATURE_CHECK_CFLAGS-libunwind-$(1) = -I$(L 104 FEATURE_CHECK_CFLAGS-libunwind-$(1) = -I$(LIBUNWIND_DIR)/include
106 FEATURE_CHECK_LDFLAGS-libunwind-$(1) = -L$(L 105 FEATURE_CHECK_LDFLAGS-libunwind-$(1) = -L$(LIBUNWIND_DIR)/lib
107 endef 106 endef
108 107
109 ifdef LIBUNWIND_DIR 108 ifdef LIBUNWIND_DIR
110 LIBUNWIND_CFLAGS = -I$(LIBUNWIND_DIR)/inclu 109 LIBUNWIND_CFLAGS = -I$(LIBUNWIND_DIR)/include
111 LIBUNWIND_LDFLAGS = -L$(LIBUNWIND_DIR)/lib 110 LIBUNWIND_LDFLAGS = -L$(LIBUNWIND_DIR)/lib
112 LIBUNWIND_ARCHS = x86 x86_64 arm aarch64 deb !! 111 LIBUNWIND_ARCHS = x86 x86_64 arm aarch64 debug-frame-arm debug-frame-aarch64
113 $(foreach libunwind_arch,$(LIBUNWIND_ARCHS), 112 $(foreach libunwind_arch,$(LIBUNWIND_ARCHS),$(call libunwind_arch_set_flags,$(libunwind_arch)))
114 endif 113 endif
115 114
116 # Set per-feature check compilation flags 115 # Set per-feature check compilation flags
117 FEATURE_CHECK_CFLAGS-libunwind = $(LIBUNWIND_C 116 FEATURE_CHECK_CFLAGS-libunwind = $(LIBUNWIND_CFLAGS)
118 FEATURE_CHECK_LDFLAGS-libunwind = $(LIBUNWIND_ 117 FEATURE_CHECK_LDFLAGS-libunwind = $(LIBUNWIND_LDFLAGS) $(LIBUNWIND_LIBS)
119 FEATURE_CHECK_CFLAGS-libunwind-debug-frame = $ 118 FEATURE_CHECK_CFLAGS-libunwind-debug-frame = $(LIBUNWIND_CFLAGS)
120 FEATURE_CHECK_LDFLAGS-libunwind-debug-frame = 119 FEATURE_CHECK_LDFLAGS-libunwind-debug-frame = $(LIBUNWIND_LDFLAGS) $(LIBUNWIND_LIBS)
121 120
122 FEATURE_CHECK_LDFLAGS-libunwind-arm += -lunwin !! 121 FEATURE_CHECK_LDFLAGS-libunwind-arm = -lunwind -lunwind-arm
123 FEATURE_CHECK_LDFLAGS-libunwind-aarch64 += -lu !! 122 FEATURE_CHECK_LDFLAGS-libunwind-aarch64 = -lunwind -lunwind-aarch64
124 FEATURE_CHECK_LDFLAGS-libunwind-x86 += -lunwin !! 123 FEATURE_CHECK_LDFLAGS-libunwind-x86 = -lunwind -llzma -lunwind-x86
125 FEATURE_CHECK_LDFLAGS-libunwind-x86_64 += -lun !! 124 FEATURE_CHECK_LDFLAGS-libunwind-x86_64 = -lunwind -llzma -lunwind-x86_64
126 125
127 FEATURE_CHECK_LDFLAGS-libcrypto = -lcrypto 126 FEATURE_CHECK_LDFLAGS-libcrypto = -lcrypto
128 127
129 ifdef CSINCLUDES 128 ifdef CSINCLUDES
130 LIBOPENCSD_CFLAGS := -I$(CSINCLUDES) 129 LIBOPENCSD_CFLAGS := -I$(CSINCLUDES)
131 endif 130 endif
132 OPENCSDLIBS := -lopencsd_c_api -lopencsd 131 OPENCSDLIBS := -lopencsd_c_api -lopencsd
133 ifeq ($(findstring -static,${LDFLAGS}),-static <<
134 OPENCSDLIBS += -lstdc++ <<
135 endif <<
136 ifdef CSLIBS 132 ifdef CSLIBS
137 LIBOPENCSD_LDFLAGS := -L$(CSLIBS) 133 LIBOPENCSD_LDFLAGS := -L$(CSLIBS)
138 endif 134 endif
139 FEATURE_CHECK_CFLAGS-libopencsd := $(LIBOPENCS 135 FEATURE_CHECK_CFLAGS-libopencsd := $(LIBOPENCSD_CFLAGS)
140 FEATURE_CHECK_LDFLAGS-libopencsd := $(LIBOPENC 136 FEATURE_CHECK_LDFLAGS-libopencsd := $(LIBOPENCSD_LDFLAGS) $(OPENCSDLIBS)
141 137
>> 138 ifeq ($(NO_PERF_REGS),0)
>> 139 CFLAGS += -DHAVE_PERF_REGS_SUPPORT
>> 140 endif
>> 141
142 # for linking with debug library, run like: 142 # for linking with debug library, run like:
143 # make DEBUG=1 LIBDW_DIR=/opt/libdw/ 143 # make DEBUG=1 LIBDW_DIR=/opt/libdw/
144 ifdef LIBDW_DIR 144 ifdef LIBDW_DIR
145 LIBDW_CFLAGS := -I$(LIBDW_DIR)/include 145 LIBDW_CFLAGS := -I$(LIBDW_DIR)/include
146 LIBDW_LDFLAGS := -L$(LIBDW_DIR)/lib 146 LIBDW_LDFLAGS := -L$(LIBDW_DIR)/lib
147 endif 147 endif
148 DWARFLIBS := -ldw 148 DWARFLIBS := -ldw
149 ifeq ($(findstring -static,${LDFLAGS}),-static 149 ifeq ($(findstring -static,${LDFLAGS}),-static)
150 DWARFLIBS += -lelf -lz -llzma -lbz2 -lzstd !! 150 DWARFLIBS += -lelf -lebl -ldl -lz -llzma -lbz2
151 <<
152 LIBDW_VERSION := $(shell $(PKG_CONFIG) --mod <<
153 LIBDW_VERSION_1 := $(word 1, $(subst ., ,$(L <<
154 LIBDW_VERSION_2 := $(word 2, $(subst ., ,$(L <<
155 <<
156 # Elfutils merged libebl.a into libdw.a star <<
157 # Link libebl.a only if libdw is older than <<
158 ifeq ($(shell test $(LIBDW_VERSION_2) -lt 17 <<
159 DWARFLIBS += -lebl <<
160 endif <<
161 <<
162 # Must put -ldl after -lebl for dependency <<
163 DWARFLIBS += -ldl <<
164 endif 151 endif
165 FEATURE_CHECK_CFLAGS-libdw-dwarf-unwind := $(L 152 FEATURE_CHECK_CFLAGS-libdw-dwarf-unwind := $(LIBDW_CFLAGS)
166 FEATURE_CHECK_LDFLAGS-libdw-dwarf-unwind := $( 153 FEATURE_CHECK_LDFLAGS-libdw-dwarf-unwind := $(LIBDW_LDFLAGS) $(DWARFLIBS)
167 154
168 # for linking with debug library, run like: 155 # for linking with debug library, run like:
169 # make DEBUG=1 LIBBABELTRACE_DIR=/opt/libbabel 156 # make DEBUG=1 LIBBABELTRACE_DIR=/opt/libbabeltrace/
170 ifdef LIBBABELTRACE_DIR 157 ifdef LIBBABELTRACE_DIR
171 LIBBABELTRACE_CFLAGS := -I$(LIBBABELTRACE_D 158 LIBBABELTRACE_CFLAGS := -I$(LIBBABELTRACE_DIR)/include
172 LIBBABELTRACE_LDFLAGS := -L$(LIBBABELTRACE_D 159 LIBBABELTRACE_LDFLAGS := -L$(LIBBABELTRACE_DIR)/lib
173 endif 160 endif
174 FEATURE_CHECK_CFLAGS-libbabeltrace := $(LIBBAB 161 FEATURE_CHECK_CFLAGS-libbabeltrace := $(LIBBABELTRACE_CFLAGS)
175 FEATURE_CHECK_LDFLAGS-libbabeltrace := $(LIBBA 162 FEATURE_CHECK_LDFLAGS-libbabeltrace := $(LIBBABELTRACE_LDFLAGS) -lbabeltrace-ctf
176 163
177 # for linking with debug library, run like: <<
178 # make DEBUG=1 LIBCAPSTONE_DIR=/opt/capstone/ <<
179 ifdef LIBCAPSTONE_DIR <<
180 LIBCAPSTONE_CFLAGS := -I$(LIBCAPSTONE_DIR)/ <<
181 LIBCAPSTONE_LDFLAGS := -L$(LIBCAPSTONE_DIR)/ <<
182 endif <<
183 FEATURE_CHECK_CFLAGS-libcapstone := $(LIBCAPST <<
184 FEATURE_CHECK_LDFLAGS-libcapstone := $(LIBCAPS <<
185 <<
186 ifdef LIBZSTD_DIR 164 ifdef LIBZSTD_DIR
187 LIBZSTD_CFLAGS := -I$(LIBZSTD_DIR)/lib 165 LIBZSTD_CFLAGS := -I$(LIBZSTD_DIR)/lib
188 LIBZSTD_LDFLAGS := -L$(LIBZSTD_DIR)/lib 166 LIBZSTD_LDFLAGS := -L$(LIBZSTD_DIR)/lib
189 endif 167 endif
190 FEATURE_CHECK_CFLAGS-libzstd := $(LIBZSTD_CFLA 168 FEATURE_CHECK_CFLAGS-libzstd := $(LIBZSTD_CFLAGS)
191 FEATURE_CHECK_LDFLAGS-libzstd := $(LIBZSTD_LDF 169 FEATURE_CHECK_LDFLAGS-libzstd := $(LIBZSTD_LDFLAGS)
192 170
193 # for linking with debug library, run like: <<
194 # make DEBUG=1 PKG_CONFIG_PATH=/opt/libtraceev <<
195 <<
196 ifneq ($(NO_LIBTRACEEVENT),1) <<
197 ifeq ($(call get-executable,$(PKG_CONFIG)),) <<
198 $(error Error: $(PKG_CONFIG) needed by lib <<
199 endif <<
200 endif <<
201 <<
202 FEATURE_CHECK_CFLAGS-bpf = -I. -I$(srctree)/to 171 FEATURE_CHECK_CFLAGS-bpf = -I. -I$(srctree)/tools/include -I$(srctree)/tools/arch/$(SRCARCH)/include/uapi -I$(srctree)/tools/include/uapi
203 # include ARCH specific config 172 # include ARCH specific config
204 -include $(src-perf)/arch/$(SRCARCH)/Makefile 173 -include $(src-perf)/arch/$(SRCARCH)/Makefile
205 174
206 ifdef PERF_HAVE_ARCH_REGS_QUERY_REGISTER_OFFSE 175 ifdef PERF_HAVE_ARCH_REGS_QUERY_REGISTER_OFFSET
207 CFLAGS += -DHAVE_ARCH_REGS_QUERY_REGISTER_OF 176 CFLAGS += -DHAVE_ARCH_REGS_QUERY_REGISTER_OFFSET
208 endif 177 endif
209 178
210 include $(srctree)/tools/scripts/utilities.mak 179 include $(srctree)/tools/scripts/utilities.mak
211 180
212 ifeq ($(call get-executable,$(FLEX)),) 181 ifeq ($(call get-executable,$(FLEX)),)
213 $(error Error: $(FLEX) is missing on this sy !! 182 dummy := $(error Error: $(FLEX) is missing on this system, please install it)
214 endif 183 endif
215 184
216 ifeq ($(call get-executable,$(BISON)),) 185 ifeq ($(call get-executable,$(BISON)),)
217 $(error Error: $(BISON) is missing on this s !! 186 dummy := $(error Error: $(BISON) is missing on this system, please install it)
218 endif <<
219 <<
220 ifneq ($(OUTPUT),) <<
221 ifeq ($(shell expr $(shell $(BISON) --versio <<
222 BISON_FILE_PREFIX_MAP := --file-prefix-map <<
223 endif <<
224 endif 187 endif
225 188
226 # Treat warnings as errors unless directed not 189 # Treat warnings as errors unless directed not to
227 ifneq ($(WERROR),0) 190 ifneq ($(WERROR),0)
228 CORE_CFLAGS += -Werror 191 CORE_CFLAGS += -Werror
229 CXXFLAGS += -Werror 192 CXXFLAGS += -Werror
230 HOSTCFLAGS += -Werror <<
231 endif 193 endif
232 194
233 ifndef DEBUG 195 ifndef DEBUG
234 DEBUG := 0 196 DEBUG := 0
235 endif 197 endif
236 198
237 ifeq ($(DEBUG),0) 199 ifeq ($(DEBUG),0)
238 CORE_CFLAGS += -DNDEBUG=1 !! 200 ifeq ($(CC_NO_CLANG), 0)
239 CORE_CFLAGS += -O3 !! 201 CORE_CFLAGS += -O3
240 else 202 else
241 CORE_CFLAGS += -g !! 203 CORE_CFLAGS += -O6
242 CXXFLAGS += -g !! 204 endif
243 endif 205 endif
244 206
245 ifdef PARSER_DEBUG 207 ifdef PARSER_DEBUG
246 PARSER_DEBUG_BISON := -t 208 PARSER_DEBUG_BISON := -t
247 PARSER_DEBUG_FLEX := -d 209 PARSER_DEBUG_FLEX := -d
248 CFLAGS += -DPARSER_DEBUG 210 CFLAGS += -DPARSER_DEBUG
249 $(call detected_var,PARSER_DEBUG_BISON) 211 $(call detected_var,PARSER_DEBUG_BISON)
250 $(call detected_var,PARSER_DEBUG_FLEX) 212 $(call detected_var,PARSER_DEBUG_FLEX)
251 endif 213 endif
252 214
253 ifdef LTO <<
254 CORE_CFLAGS += -flto <<
255 CXXFLAGS += -flto <<
256 endif <<
257 <<
258 # Try different combinations to accommodate sy 215 # Try different combinations to accommodate systems that only have
259 # python[2][3]-config in weird combinations in !! 216 # python[2][-config] in weird combinations but always preferring
260 # priority from lowest to highest: !! 217 # python2 and python2-config as per pep-0394. If we catch a
261 # * python2-config as per pep-0394. !! 218 # python[-config] in version 3, the version check will kill it.
262 # * python-config !! 219 PYTHON2 := $(if $(call get-executable,python2),python2,python)
263 # * python3-config !! 220 override PYTHON := $(call get-executable-or-default,PYTHON,$(PYTHON2))
264 # * $(PYTHON)-config (If PYTHON is user supp !! 221 PYTHON2_CONFIG := \
265 # !! 222 $(if $(call get-executable,$(PYTHON)-config),$(PYTHON)-config,python-config)
266 PYTHON_AUTO := python-config !! 223 override PYTHON_CONFIG := \
267 PYTHON_AUTO := $(if $(call get-executable,pyth !! 224 $(call get-executable-or-default,PYTHON_CONFIG,$(PYTHON2_CONFIG))
268 PYTHON_AUTO := $(if $(call get-executable,pyth <<
269 PYTHON_AUTO := $(if $(call get-executable,pyth <<
270 <<
271 # If PYTHON is defined but PYTHON_CONFIG isn't <<
272 # supplied value for PYTHON_CONFIG. Because it <<
273 ifdef PYTHON <<
274 ifndef PYTHON_CONFIG <<
275 PYTHON_CONFIG_AUTO := $(call get-executabl <<
276 PYTHON_CONFIG := $(if $(PYTHON_CONFIG_AUTO <<
277 $(call $(error $(PYT <<
278 endif <<
279 endif <<
280 <<
281 # Select either auto detected python and pytho <<
282 # defined. get-executable-or-default fails wit <<
283 # doesn't exist. <<
284 override PYTHON_CONFIG := $(call get-executabl <<
285 override PYTHON := $(call get-executable-or-de <<
286 225
287 grep-libs = $(filter -l%,$(1)) 226 grep-libs = $(filter -l%,$(1))
288 strip-libs = $(filter-out -l%,$(1)) 227 strip-libs = $(filter-out -l%,$(1))
289 228
290 PYTHON_CONFIG_SQ := $(call shell-sq,$(PYTHON_C 229 PYTHON_CONFIG_SQ := $(call shell-sq,$(PYTHON_CONFIG))
291 230
292 # Python 3.8 changed the output of `python-con 231 # Python 3.8 changed the output of `python-config --ldflags` to not include the
293 # '-lpythonX.Y' flag unless '--embed' is also 232 # '-lpythonX.Y' flag unless '--embed' is also passed. The feature check for
294 # libpython fails if that flag is not included 233 # libpython fails if that flag is not included in LDFLAGS
295 ifeq ($(shell $(PYTHON_CONFIG_SQ) --ldflags -- 234 ifeq ($(shell $(PYTHON_CONFIG_SQ) --ldflags --embed 2>&1 1>/dev/null; echo $$?), 0)
296 PYTHON_CONFIG_LDFLAGS := --ldflags --embed 235 PYTHON_CONFIG_LDFLAGS := --ldflags --embed
297 else 236 else
298 PYTHON_CONFIG_LDFLAGS := --ldflags 237 PYTHON_CONFIG_LDFLAGS := --ldflags
299 endif 238 endif
300 239
301 ifdef PYTHON_CONFIG 240 ifdef PYTHON_CONFIG
302 PYTHON_EMBED_LDOPTS := $(shell $(PYTHON_CONF 241 PYTHON_EMBED_LDOPTS := $(shell $(PYTHON_CONFIG_SQ) $(PYTHON_CONFIG_LDFLAGS) 2>/dev/null)
303 # Update the python flags for cross compilat <<
304 ifdef CROSS_COMPILE <<
305 PYTHON_NATIVE := $(shell echo $(PYTHON_EMB <<
306 PYTHON_EMBED_LDOPTS := $(subst $(PYTHON_NA <<
307 endif <<
308 PYTHON_EMBED_LDFLAGS := $(call strip-libs,$( 242 PYTHON_EMBED_LDFLAGS := $(call strip-libs,$(PYTHON_EMBED_LDOPTS))
309 PYTHON_EMBED_LIBADD := $(call grep-libs,$(PY 243 PYTHON_EMBED_LIBADD := $(call grep-libs,$(PYTHON_EMBED_LDOPTS)) -lutil
310 PYTHON_EMBED_CCOPTS := $(shell $(PYTHON_CONF 244 PYTHON_EMBED_CCOPTS := $(shell $(PYTHON_CONFIG_SQ) --includes 2>/dev/null)
311 FLAGS_PYTHON_EMBED := $(PYTHON_EMBED_CCOPTS) 245 FLAGS_PYTHON_EMBED := $(PYTHON_EMBED_CCOPTS) $(PYTHON_EMBED_LDOPTS)
312 ifeq ($(CC_NO_CLANG), 0) <<
313 PYTHON_EMBED_CCOPTS := $(filter-out -ffat- <<
314 endif <<
315 endif 246 endif
316 247
317 FEATURE_CHECK_CFLAGS-libpython := $(PYTHON_EMB 248 FEATURE_CHECK_CFLAGS-libpython := $(PYTHON_EMBED_CCOPTS)
318 FEATURE_CHECK_LDFLAGS-libpython := $(PYTHON_EM 249 FEATURE_CHECK_LDFLAGS-libpython := $(PYTHON_EMBED_LDOPTS)
>> 250 FEATURE_CHECK_CFLAGS-libpython-version := $(PYTHON_EMBED_CCOPTS)
>> 251 FEATURE_CHECK_LDFLAGS-libpython-version := $(PYTHON_EMBED_LDOPTS)
319 252
320 FEATURE_CHECK_LDFLAGS-libaio = -lrt 253 FEATURE_CHECK_LDFLAGS-libaio = -lrt
321 254
322 FEATURE_CHECK_LDFLAGS-disassembler-four-args = 255 FEATURE_CHECK_LDFLAGS-disassembler-four-args = -lbfd -lopcodes -ldl
323 FEATURE_CHECK_LDFLAGS-disassembler-init-styled <<
324 256
325 CORE_CFLAGS += -fno-omit-frame-pointer 257 CORE_CFLAGS += -fno-omit-frame-pointer
>> 258 CORE_CFLAGS += -ggdb3
>> 259 CORE_CFLAGS += -funwind-tables
326 CORE_CFLAGS += -Wall 260 CORE_CFLAGS += -Wall
327 CORE_CFLAGS += -Wextra 261 CORE_CFLAGS += -Wextra
328 CORE_CFLAGS += -std=gnu11 !! 262 CORE_CFLAGS += -std=gnu99
329 263
330 CXXFLAGS += -std=gnu++17 -fno-exceptions -fno- !! 264 CXXFLAGS += -std=gnu++11 -fno-exceptions -fno-rtti
331 CXXFLAGS += -Wall 265 CXXFLAGS += -Wall
332 CXXFLAGS += -Wextra <<
333 CXXFLAGS += -fno-omit-frame-pointer 266 CXXFLAGS += -fno-omit-frame-pointer
334 !! 267 CXXFLAGS += -ggdb3
335 HOSTCFLAGS += -Wall !! 268 CXXFLAGS += -funwind-tables
336 HOSTCFLAGS += -Wextra !! 269 CXXFLAGS += -Wno-strict-aliasing
337 270
338 # Enforce a non-executable stack, as we may re 271 # Enforce a non-executable stack, as we may regress (again) in the future by
339 # adding assembler files missing the .GNU-stac 272 # adding assembler files missing the .GNU-stack linker note.
340 LDFLAGS += -Wl,-z,noexecstack 273 LDFLAGS += -Wl,-z,noexecstack
341 274
342 EXTLIBS = -lpthread -lrt -lm -ldl 275 EXTLIBS = -lpthread -lrt -lm -ldl
343 276
344 ifneq ($(TCMALLOC),) 277 ifneq ($(TCMALLOC),)
345 CFLAGS += -fno-builtin-malloc -fno-builtin-c 278 CFLAGS += -fno-builtin-malloc -fno-builtin-calloc -fno-builtin-realloc -fno-builtin-free
346 EXTLIBS += -ltcmalloc 279 EXTLIBS += -ltcmalloc
347 endif 280 endif
348 281
349 ifeq ($(FEATURES_DUMP),) 282 ifeq ($(FEATURES_DUMP),)
350 # We will display at the end of this Makefile. <<
351 # As we may retry some feature detection here, <<
352 FEATURE_DISPLAY_DEFERRED := 1 <<
353 include $(srctree)/tools/build/Makefile.featur 283 include $(srctree)/tools/build/Makefile.feature
354 else 284 else
355 include $(FEATURES_DUMP) 285 include $(FEATURES_DUMP)
356 endif 286 endif
357 287
358 ifeq ($(feature-stackprotector-all), 1) 288 ifeq ($(feature-stackprotector-all), 1)
359 CORE_CFLAGS += -fstack-protector-all 289 CORE_CFLAGS += -fstack-protector-all
360 endif 290 endif
361 291
362 ifeq ($(DEBUG),0) 292 ifeq ($(DEBUG),0)
363 ifeq ($(feature-fortify-source), 1) 293 ifeq ($(feature-fortify-source), 1)
364 CORE_CFLAGS += -U_FORTIFY_SOURCE -D_FORTIF !! 294 CORE_CFLAGS += -D_FORTIFY_SOURCE=2
365 endif 295 endif
366 endif 296 endif
367 297
>> 298 INC_FLAGS += -I$(srctree)/tools/lib/perf/include
368 INC_FLAGS += -I$(src-perf)/util/include 299 INC_FLAGS += -I$(src-perf)/util/include
369 INC_FLAGS += -I$(src-perf)/arch/$(SRCARCH)/inc 300 INC_FLAGS += -I$(src-perf)/arch/$(SRCARCH)/include
370 INC_FLAGS += -I$(srctree)/tools/include/ 301 INC_FLAGS += -I$(srctree)/tools/include/
371 INC_FLAGS += -I$(srctree)/tools/arch/$(SRCARCH 302 INC_FLAGS += -I$(srctree)/tools/arch/$(SRCARCH)/include/uapi
372 INC_FLAGS += -I$(srctree)/tools/include/uapi 303 INC_FLAGS += -I$(srctree)/tools/include/uapi
373 INC_FLAGS += -I$(srctree)/tools/arch/$(SRCARCH 304 INC_FLAGS += -I$(srctree)/tools/arch/$(SRCARCH)/include/
374 INC_FLAGS += -I$(srctree)/tools/arch/$(SRCARCH 305 INC_FLAGS += -I$(srctree)/tools/arch/$(SRCARCH)/
375 306
376 # $(obj-perf) for generated common-cmds.h 307 # $(obj-perf) for generated common-cmds.h
377 # $(obj-perf)/util for generated bison/flex he 308 # $(obj-perf)/util for generated bison/flex headers
378 ifneq ($(OUTPUT),) 309 ifneq ($(OUTPUT),)
379 INC_FLAGS += -I$(obj-perf)/util 310 INC_FLAGS += -I$(obj-perf)/util
380 INC_FLAGS += -I$(obj-perf) 311 INC_FLAGS += -I$(obj-perf)
381 endif 312 endif
382 313
383 INC_FLAGS += -I$(src-perf)/util 314 INC_FLAGS += -I$(src-perf)/util
384 INC_FLAGS += -I$(src-perf) 315 INC_FLAGS += -I$(src-perf)
>> 316 INC_FLAGS += -I$(srctree)/tools/lib/
385 317
386 CORE_CFLAGS += -D_LARGEFILE64_SOURCE -D_FILE_O 318 CORE_CFLAGS += -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE
387 319
388 CFLAGS += $(CORE_CFLAGS) $(INC_FLAGS) 320 CFLAGS += $(CORE_CFLAGS) $(INC_FLAGS)
389 CXXFLAGS += $(INC_FLAGS) 321 CXXFLAGS += $(INC_FLAGS)
390 322
391 LIBPERF_CFLAGS := $(CORE_CFLAGS) $(EXTRA_CFLAG 323 LIBPERF_CFLAGS := $(CORE_CFLAGS) $(EXTRA_CFLAGS)
392 324
>> 325 ifeq ($(feature-sync-compare-and-swap), 1)
>> 326 CFLAGS += -DHAVE_SYNC_COMPARE_AND_SWAP_SUPPORT
>> 327 endif
>> 328
393 ifeq ($(feature-pthread-attr-setaffinity-np), 329 ifeq ($(feature-pthread-attr-setaffinity-np), 1)
394 CFLAGS += -DHAVE_PTHREAD_ATTR_SETAFFINITY_NP 330 CFLAGS += -DHAVE_PTHREAD_ATTR_SETAFFINITY_NP
395 endif 331 endif
396 332
397 ifeq ($(feature-pthread-barrier), 1) 333 ifeq ($(feature-pthread-barrier), 1)
398 CFLAGS += -DHAVE_PTHREAD_BARRIER 334 CFLAGS += -DHAVE_PTHREAD_BARRIER
399 endif 335 endif
400 336
401 ifndef NO_BIONIC 337 ifndef NO_BIONIC
402 $(call feature_check,bionic) 338 $(call feature_check,bionic)
403 ifeq ($(feature-bionic), 1) 339 ifeq ($(feature-bionic), 1)
404 BIONIC := 1 340 BIONIC := 1
405 CFLAGS += -DLACKS_SIGQUEUE_PROTOTYPE 341 CFLAGS += -DLACKS_SIGQUEUE_PROTOTYPE
406 CFLAGS += -DLACKS_OPEN_MEMSTREAM_PROTOTYPE 342 CFLAGS += -DLACKS_OPEN_MEMSTREAM_PROTOTYPE
407 EXTLIBS := $(filter-out -lrt,$(EXTLIBS)) 343 EXTLIBS := $(filter-out -lrt,$(EXTLIBS))
408 EXTLIBS := $(filter-out -lpthread,$(EXTLIB 344 EXTLIBS := $(filter-out -lpthread,$(EXTLIBS))
409 endif 345 endif
410 endif 346 endif
411 347
412 ifeq ($(feature-eventfd), 1) 348 ifeq ($(feature-eventfd), 1)
413 CFLAGS += -DHAVE_EVENTFD_SUPPORT !! 349 CFLAGS += -DHAVE_EVENTFD
414 endif 350 endif
415 351
416 ifeq ($(feature-get_current_dir_name), 1) 352 ifeq ($(feature-get_current_dir_name), 1)
417 CFLAGS += -DHAVE_GET_CURRENT_DIR_NAME 353 CFLAGS += -DHAVE_GET_CURRENT_DIR_NAME
418 endif 354 endif
419 355
420 ifeq ($(feature-gettid), 1) 356 ifeq ($(feature-gettid), 1)
421 CFLAGS += -DHAVE_GETTID 357 CFLAGS += -DHAVE_GETTID
422 endif 358 endif
423 359
424 ifeq ($(feature-file-handle), 1) 360 ifeq ($(feature-file-handle), 1)
425 CFLAGS += -DHAVE_FILE_HANDLE 361 CFLAGS += -DHAVE_FILE_HANDLE
426 endif 362 endif
427 363
428 ifdef NO_LIBELF 364 ifdef NO_LIBELF
429 NO_DWARF := 1 365 NO_DWARF := 1
>> 366 NO_DEMANGLE := 1
430 NO_LIBUNWIND := 1 367 NO_LIBUNWIND := 1
431 NO_LIBDW_DWARF_UNWIND := 1 368 NO_LIBDW_DWARF_UNWIND := 1
432 NO_LIBBPF := 1 369 NO_LIBBPF := 1
433 NO_JVMTI := 1 370 NO_JVMTI := 1
434 else 371 else
435 ifeq ($(feature-libelf), 0) 372 ifeq ($(feature-libelf), 0)
436 ifeq ($(feature-glibc), 1) 373 ifeq ($(feature-glibc), 1)
437 LIBC_SUPPORT := 1 374 LIBC_SUPPORT := 1
438 endif 375 endif
439 ifeq ($(BIONIC),1) 376 ifeq ($(BIONIC),1)
440 LIBC_SUPPORT := 1 377 LIBC_SUPPORT := 1
441 endif 378 endif
442 ifeq ($(LIBC_SUPPORT),1) 379 ifeq ($(LIBC_SUPPORT),1)
443 $(error ERROR: No libelf found. Disables !! 380 msg := $(warning No libelf found. Disables 'probe' tool, jvmti and BPF support in 'perf record'. Please install libelf-dev, libelf-devel or elfutils-libelf-devel);
444 else <<
445 ifneq ($(filter s% -fsanitize=address%,$ <<
446 ifneq ($(shell ldconfig -p | grep liba <<
447 $(error No libasan found, please ins <<
448 endif <<
449 endif <<
450 <<
451 ifneq ($(filter s% -fsanitize=undefined% <<
452 ifneq ($(shell ldconfig -p | grep libu <<
453 $(error No libubsan found, please in <<
454 endif <<
455 endif <<
456 381
>> 382 NO_LIBELF := 1
>> 383 NO_DWARF := 1
>> 384 NO_DEMANGLE := 1
>> 385 NO_LIBUNWIND := 1
>> 386 NO_LIBDW_DWARF_UNWIND := 1
>> 387 NO_LIBBPF := 1
>> 388 NO_JVMTI := 1
>> 389 else
457 ifneq ($(filter s% -static%,$(LDFLAGS),) 390 ifneq ($(filter s% -static%,$(LDFLAGS),),)
458 $(error No static glibc found, please !! 391 msg := $(error No static glibc found, please install glibc-static);
459 else 392 else
460 $(error No gnu/libc-version.h found, p !! 393 msg := $(error No gnu/libc-version.h found, please install glibc-dev[el]);
461 endif 394 endif
462 endif 395 endif
463 else 396 else
464 ifndef NO_LIBDW_DWARF_UNWIND 397 ifndef NO_LIBDW_DWARF_UNWIND
465 ifneq ($(feature-libdw-dwarf-unwind),1) 398 ifneq ($(feature-libdw-dwarf-unwind),1)
466 NO_LIBDW_DWARF_UNWIND := 1 399 NO_LIBDW_DWARF_UNWIND := 1
467 $(warning No libdw DWARF unwind found, !! 400 msg := $(warning No libdw DWARF unwind found, Please install elfutils-devel/libdw-dev >= 0.158 and/or set LIBDW_DIR);
468 endif 401 endif
469 endif 402 endif
470 ifneq ($(feature-dwarf), 1) 403 ifneq ($(feature-dwarf), 1)
471 ifndef NO_DWARF 404 ifndef NO_DWARF
472 $(warning No libdw.h found or old libd !! 405 msg := $(warning No libdw.h found or old libdw.h found or elfutils is older than 0.138, disables dwarf support. Please install new elfutils-devel/libdw-dev);
473 NO_DWARF := 1 406 NO_DWARF := 1
474 endif 407 endif
475 else 408 else
476 ifneq ($(feature-dwarf_getlocations), 1) 409 ifneq ($(feature-dwarf_getlocations), 1)
477 $(warning Old libdw.h, finding variabl !! 410 msg := $(warning Old libdw.h, finding variables at given 'perf probe' point will not work, install elfutils-devel/libdw-dev >= 0.157);
478 else 411 else
479 CFLAGS += -DHAVE_DWARF_GETLOCATIONS_SU 412 CFLAGS += -DHAVE_DWARF_GETLOCATIONS_SUPPORT
480 endif # dwarf_getlocations 413 endif # dwarf_getlocations
481 ifneq ($(feature-dwarf_getcfi), 1) <<
482 $(warning Old libdw.h, finding variabl <<
483 else <<
484 CFLAGS += -DHAVE_DWARF_CFI_SUPPORT <<
485 endif # dwarf_getcfi <<
486 endif # Dwarf support 414 endif # Dwarf support
487 endif # libelf support 415 endif # libelf support
488 endif # NO_LIBELF 416 endif # NO_LIBELF
489 417
>> 418 ifeq ($(feature-glibc), 1)
>> 419 CFLAGS += -DHAVE_GLIBC_SUPPORT
>> 420 endif
>> 421
490 ifeq ($(feature-libaio), 1) 422 ifeq ($(feature-libaio), 1)
491 ifndef NO_AIO 423 ifndef NO_AIO
492 CFLAGS += -DHAVE_AIO_SUPPORT 424 CFLAGS += -DHAVE_AIO_SUPPORT
493 endif 425 endif
494 endif 426 endif
495 427
496 ifdef NO_DWARF 428 ifdef NO_DWARF
497 NO_LIBDW_DWARF_UNWIND := 1 429 NO_LIBDW_DWARF_UNWIND := 1
498 endif 430 endif
499 431
500 ifeq ($(feature-scandirat), 1) <<
501 # Ignore having scandirat with memory saniti <<
502 ifeq ($(filter s% -fsanitize=memory%,$(EXTRA <<
503 CFLAGS += -DHAVE_SCANDIRAT_SUPPORT <<
504 endif <<
505 endif <<
506 <<
507 ifeq ($(feature-sched_getcpu), 1) 432 ifeq ($(feature-sched_getcpu), 1)
508 CFLAGS += -DHAVE_SCHED_GETCPU_SUPPORT 433 CFLAGS += -DHAVE_SCHED_GETCPU_SUPPORT
509 endif 434 endif
510 435
511 ifeq ($(feature-setns), 1) 436 ifeq ($(feature-setns), 1)
512 CFLAGS += -DHAVE_SETNS_SUPPORT 437 CFLAGS += -DHAVE_SETNS_SUPPORT
513 $(call detected,CONFIG_SETNS) 438 $(call detected,CONFIG_SETNS)
514 endif 439 endif
515 440
516 ifdef CORESIGHT 441 ifdef CORESIGHT
517 $(call feature_check,libopencsd) 442 $(call feature_check,libopencsd)
518 ifeq ($(feature-libopencsd), 1) 443 ifeq ($(feature-libopencsd), 1)
519 CFLAGS += -DHAVE_CSTRACE_SUPPORT $(LIBOPEN 444 CFLAGS += -DHAVE_CSTRACE_SUPPORT $(LIBOPENCSD_CFLAGS)
520 ifeq ($(feature-reallocarray), 0) 445 ifeq ($(feature-reallocarray), 0)
521 CFLAGS += -DCOMPAT_NEED_REALLOCARRAY 446 CFLAGS += -DCOMPAT_NEED_REALLOCARRAY
522 endif 447 endif
523 LDFLAGS += $(LIBOPENCSD_LDFLAGS) 448 LDFLAGS += $(LIBOPENCSD_LDFLAGS)
524 EXTLIBS += $(OPENCSDLIBS) 449 EXTLIBS += $(OPENCSDLIBS)
525 $(call detected,CONFIG_LIBOPENCSD) 450 $(call detected,CONFIG_LIBOPENCSD)
526 ifdef CSTRACE_RAW 451 ifdef CSTRACE_RAW
527 CFLAGS += -DCS_DEBUG_RAW 452 CFLAGS += -DCS_DEBUG_RAW
528 ifeq (${CSTRACE_RAW}, packed) 453 ifeq (${CSTRACE_RAW}, packed)
529 CFLAGS += -DCS_RAW_PACKED 454 CFLAGS += -DCS_RAW_PACKED
530 endif 455 endif
531 endif 456 endif
532 else <<
533 $(error Error: No libopencsd library found <<
534 endif <<
535 endif <<
536 <<
537 ifndef NO_ZLIB <<
538 ifeq ($(feature-zlib), 1) <<
539 CFLAGS += -DHAVE_ZLIB_SUPPORT <<
540 EXTLIBS += -lz <<
541 $(call detected,CONFIG_ZLIB) <<
542 else <<
543 NO_ZLIB := 1 <<
544 endif 457 endif
545 endif 458 endif
546 459
547 ifndef NO_LIBELF 460 ifndef NO_LIBELF
548 CFLAGS += -DHAVE_LIBELF_SUPPORT 461 CFLAGS += -DHAVE_LIBELF_SUPPORT
549 EXTLIBS += -lelf 462 EXTLIBS += -lelf
550 $(call detected,CONFIG_LIBELF) 463 $(call detected,CONFIG_LIBELF)
551 464
>> 465 ifeq ($(feature-libelf-mmap), 1)
>> 466 CFLAGS += -DHAVE_LIBELF_MMAP_SUPPORT
>> 467 endif
>> 468
552 ifeq ($(feature-libelf-getphdrnum), 1) 469 ifeq ($(feature-libelf-getphdrnum), 1)
553 CFLAGS += -DHAVE_ELF_GETPHDRNUM_SUPPORT 470 CFLAGS += -DHAVE_ELF_GETPHDRNUM_SUPPORT
554 endif 471 endif
555 472
556 ifeq ($(feature-libelf-gelf_getnote), 1) 473 ifeq ($(feature-libelf-gelf_getnote), 1)
557 CFLAGS += -DHAVE_GELF_GETNOTE_SUPPORT 474 CFLAGS += -DHAVE_GELF_GETNOTE_SUPPORT
558 else 475 else
559 $(warning gelf_getnote() not found on libe !! 476 msg := $(warning gelf_getnote() not found on libelf, SDT support disabled);
560 endif 477 endif
561 478
562 ifeq ($(feature-libelf-getshdrstrndx), 1) 479 ifeq ($(feature-libelf-getshdrstrndx), 1)
563 CFLAGS += -DHAVE_ELF_GETSHDRSTRNDX_SUPPORT 480 CFLAGS += -DHAVE_ELF_GETSHDRSTRNDX_SUPPORT
564 endif 481 endif
565 482
566 ifndef NO_LIBDEBUGINFOD <<
567 $(call feature_check,libdebuginfod) <<
568 ifeq ($(feature-libdebuginfod), 1) <<
569 CFLAGS += -DHAVE_DEBUGINFOD_SUPPORT <<
570 EXTLIBS += -ldebuginfod <<
571 endif <<
572 endif <<
573 <<
574 ifndef NO_DWARF 483 ifndef NO_DWARF
575 ifeq ($(origin PERF_HAVE_DWARF_REGS), unde 484 ifeq ($(origin PERF_HAVE_DWARF_REGS), undefined)
576 $(warning DWARF register mappings have n !! 485 msg := $(warning DWARF register mappings have not been defined for architecture $(SRCARCH), DWARF support disabled);
577 NO_DWARF := 1 486 NO_DWARF := 1
578 else 487 else
579 CFLAGS += -DHAVE_DWARF_SUPPORT $(LIBDW_C 488 CFLAGS += -DHAVE_DWARF_SUPPORT $(LIBDW_CFLAGS)
580 LDFLAGS += $(LIBDW_LDFLAGS) 489 LDFLAGS += $(LIBDW_LDFLAGS)
581 EXTLIBS += ${DWARFLIBS} 490 EXTLIBS += ${DWARFLIBS}
582 $(call detected,CONFIG_DWARF) 491 $(call detected,CONFIG_DWARF)
583 endif # PERF_HAVE_DWARF_REGS 492 endif # PERF_HAVE_DWARF_REGS
584 endif # NO_DWARF 493 endif # NO_DWARF
585 494
586 ifndef NO_LIBBPF 495 ifndef NO_LIBBPF
587 ifeq ($(feature-bpf), 1) 496 ifeq ($(feature-bpf), 1)
>> 497 CFLAGS += -DHAVE_LIBBPF_SUPPORT
>> 498 $(call detected,CONFIG_LIBBPF)
>> 499
588 # detecting libbpf without LIBBPF_DYNAMI 500 # detecting libbpf without LIBBPF_DYNAMIC, so make VF=1 shows libbpf detection status
589 $(call feature_check,libbpf) 501 $(call feature_check,libbpf)
590 <<
591 ifdef LIBBPF_DYNAMIC 502 ifdef LIBBPF_DYNAMIC
592 ifeq ($(feature-libbpf), 1) 503 ifeq ($(feature-libbpf), 1)
593 EXTLIBS += -lbpf 504 EXTLIBS += -lbpf
594 CFLAGS += -DHAVE_LIBBPF_SUPPORT <<
595 $(call detected,CONFIG_LIBBPF) <<
596 $(call detected,CONFIG_LIBBPF_DYNAMI <<
597 else 505 else
598 $(error Error: No libbpf devel libra !! 506 dummy := $(error Error: No libbpf devel library found, please install libbpf-devel);
599 endif 507 endif
>> 508 endif
>> 509 endif
>> 510
>> 511 ifndef NO_DWARF
>> 512 ifdef PERF_HAVE_ARCH_REGS_QUERY_REGISTER_OFFSET
>> 513 CFLAGS += -DHAVE_BPF_PROLOGUE
>> 514 $(call detected,CONFIG_BPF_PROLOGUE)
600 else 515 else
601 ifeq ($(NO_ZLIB), 1) !! 516 msg := $(warning BPF prologue is not supported by architecture $(SRCARCH), missing regs_query_register_offset());
602 $(warning Warning: Statically buildi <<
603 NO_LIBBPF := 1 <<
604 else <<
605 # Libbpf will be built as a static l <<
606 LIBBPF_STATIC := 1 <<
607 $(call detected,CONFIG_LIBBPF) <<
608 CFLAGS += -DHAVE_LIBBPF_SUPPORT <<
609 endif <<
610 endif 517 endif
>> 518 else
>> 519 msg := $(warning DWARF support is off, BPF prologue is disabled);
611 endif 520 endif
>> 521
612 endif # NO_LIBBPF 522 endif # NO_LIBBPF
613 endif # NO_LIBELF 523 endif # NO_LIBELF
614 524
615 ifndef NO_SDT 525 ifndef NO_SDT
616 ifneq ($(feature-sdt), 1) 526 ifneq ($(feature-sdt), 1)
617 $(warning No sys/sdt.h found, no SDT event !! 527 msg := $(warning No sys/sdt.h found, no SDT events are defined, please install systemtap-sdt-devel or systemtap-sdt-dev);
618 NO_SDT := 1; 528 NO_SDT := 1;
619 else 529 else
620 CFLAGS += -DHAVE_SDT_EVENT 530 CFLAGS += -DHAVE_SDT_EVENT
621 $(call detected,CONFIG_SDT_EVENT) 531 $(call detected,CONFIG_SDT_EVENT)
622 endif 532 endif
623 endif 533 endif
624 534
625 ifdef PERF_HAVE_JITDUMP 535 ifdef PERF_HAVE_JITDUMP
626 ifndef NO_LIBELF 536 ifndef NO_LIBELF
627 $(call detected,CONFIG_JITDUMP) 537 $(call detected,CONFIG_JITDUMP)
628 CFLAGS += -DHAVE_JITDUMP 538 CFLAGS += -DHAVE_JITDUMP
629 endif 539 endif
630 endif 540 endif
631 541
632 ifeq ($(SRCARCH),powerpc) 542 ifeq ($(SRCARCH),powerpc)
633 ifndef NO_DWARF 543 ifndef NO_DWARF
634 CFLAGS += -DHAVE_SKIP_CALLCHAIN_IDX 544 CFLAGS += -DHAVE_SKIP_CALLCHAIN_IDX
635 endif 545 endif
636 endif 546 endif
637 547
638 ifndef NO_LIBUNWIND 548 ifndef NO_LIBUNWIND
639 have_libunwind := 549 have_libunwind :=
640 550
641 $(call feature_check,libunwind-x86) 551 $(call feature_check,libunwind-x86)
642 ifeq ($(feature-libunwind-x86), 1) 552 ifeq ($(feature-libunwind-x86), 1)
643 $(call detected,CONFIG_LIBUNWIND_X86) 553 $(call detected,CONFIG_LIBUNWIND_X86)
644 CFLAGS += -DHAVE_LIBUNWIND_X86_SUPPORT 554 CFLAGS += -DHAVE_LIBUNWIND_X86_SUPPORT
645 LDFLAGS += -lunwind-x86 555 LDFLAGS += -lunwind-x86
646 EXTLIBS_LIBUNWIND += -lunwind-x86 556 EXTLIBS_LIBUNWIND += -lunwind-x86
647 have_libunwind = 1 557 have_libunwind = 1
648 endif 558 endif
649 559
650 $(call feature_check,libunwind-aarch64) 560 $(call feature_check,libunwind-aarch64)
651 ifeq ($(feature-libunwind-aarch64), 1) 561 ifeq ($(feature-libunwind-aarch64), 1)
652 $(call detected,CONFIG_LIBUNWIND_AARCH64) 562 $(call detected,CONFIG_LIBUNWIND_AARCH64)
653 CFLAGS += -DHAVE_LIBUNWIND_AARCH64_SUPPORT 563 CFLAGS += -DHAVE_LIBUNWIND_AARCH64_SUPPORT
654 LDFLAGS += -lunwind-aarch64 564 LDFLAGS += -lunwind-aarch64
655 EXTLIBS_LIBUNWIND += -lunwind-aarch64 565 EXTLIBS_LIBUNWIND += -lunwind-aarch64
656 have_libunwind = 1 566 have_libunwind = 1
657 $(call feature_check,libunwind-debug-frame 567 $(call feature_check,libunwind-debug-frame-aarch64)
658 ifneq ($(feature-libunwind-debug-frame-aar 568 ifneq ($(feature-libunwind-debug-frame-aarch64), 1)
659 $(warning No debug_frame support found i !! 569 msg := $(warning No debug_frame support found in libunwind-aarch64);
660 CFLAGS += -DNO_LIBUNWIND_DEBUG_FRAME_AAR 570 CFLAGS += -DNO_LIBUNWIND_DEBUG_FRAME_AARCH64
661 endif 571 endif
662 endif 572 endif
663 573
664 ifneq ($(feature-libunwind), 1) 574 ifneq ($(feature-libunwind), 1)
665 $(warning No libunwind found. Please insta !! 575 msg := $(warning No libunwind found. Please install libunwind-dev[el] >= 1.1 and/or set LIBUNWIND_DIR);
666 NO_LOCAL_LIBUNWIND := 1 576 NO_LOCAL_LIBUNWIND := 1
667 else 577 else
668 have_libunwind := 1 578 have_libunwind := 1
669 $(call detected,CONFIG_LOCAL_LIBUNWIND) 579 $(call detected,CONFIG_LOCAL_LIBUNWIND)
670 endif 580 endif
671 581
672 ifneq ($(have_libunwind), 1) 582 ifneq ($(have_libunwind), 1)
673 NO_LIBUNWIND := 1 583 NO_LIBUNWIND := 1
674 endif 584 endif
675 else 585 else
676 NO_LOCAL_LIBUNWIND := 1 586 NO_LOCAL_LIBUNWIND := 1
677 endif 587 endif
678 588
679 ifndef NO_LIBBPF 589 ifndef NO_LIBBPF
680 ifneq ($(feature-bpf), 1) 590 ifneq ($(feature-bpf), 1)
681 $(warning BPF API too old. Please install !! 591 msg := $(warning BPF API too old. Please install recent kernel headers. BPF support in 'perf record' is disabled.)
682 NO_LIBBPF := 1 592 NO_LIBBPF := 1
683 endif 593 endif
684 endif 594 endif
685 595
686 ifndef BUILD_BPF_SKEL <<
687 # BPF skeletons control a large number of pe <<
688 # they are enabled. <<
689 BUILD_BPF_SKEL := 1 <<
690 endif <<
691 <<
692 ifeq ($(BUILD_BPF_SKEL),1) <<
693 ifeq ($(filter -DHAVE_LIBELF_SUPPORT, $(CFLA <<
694 $(warning Warning: Disabled BPF skeletons <<
695 BUILD_BPF_SKEL := 0 <<
696 else ifeq ($(filter -DHAVE_ZLIB_SUPPORT, $(C <<
697 $(warning Warning: Disabled BPF skeletons <<
698 BUILD_BPF_SKEL := 0 <<
699 else ifeq ($(filter -DHAVE_LIBBPF_SUPPORT, $ <<
700 $(warning Warning: Disabled BPF skeletons <<
701 BUILD_BPF_SKEL := 0 <<
702 else ifeq ($(call get-executable,$(CLANG)),) <<
703 $(warning Warning: Disabled BPF skeletons <<
704 BUILD_BPF_SKEL := 0 <<
705 else <<
706 CLANG_VERSION := $(shell $(CLANG) --versio <<
707 ifeq ($(call version-lt3,$(CLANG_VERSION), <<
708 $(warning Warning: Disabled BPF skeleton <<
709 BUILD_BPF_SKEL := 0 <<
710 endif <<
711 endif <<
712 ifeq ($(BUILD_BPF_SKEL),1) <<
713 $(call feature_check,clang-bpf-co-re) <<
714 ifeq ($(feature-clang-bpf-co-re), 0) <<
715 $(warning Warning: Disabled BPF skeleton <<
716 BUILD_BPF_SKEL := 0 <<
717 endif <<
718 endif <<
719 ifeq ($(BUILD_BPF_SKEL),1) <<
720 $(call detected,CONFIG_PERF_BPF_SKEL) <<
721 CFLAGS += -DHAVE_BPF_SKEL <<
722 endif <<
723 endif <<
724 <<
725 ifndef GEN_VMLINUX_H <<
726 VMLINUX_H=$(src-perf)/util/bpf_skel/vmlinux/ <<
727 endif <<
728 <<
729 dwarf-post-unwind := 1 596 dwarf-post-unwind := 1
730 dwarf-post-unwind-text := BUG 597 dwarf-post-unwind-text := BUG
731 598
732 # setup DWARF post unwinder 599 # setup DWARF post unwinder
733 ifdef NO_LIBUNWIND 600 ifdef NO_LIBUNWIND
734 ifdef NO_LIBDW_DWARF_UNWIND 601 ifdef NO_LIBDW_DWARF_UNWIND
735 $(warning Disabling post unwind, no suppor !! 602 msg := $(warning Disabling post unwind, no support found.);
736 dwarf-post-unwind := 0 603 dwarf-post-unwind := 0
737 else 604 else
738 dwarf-post-unwind-text := libdw 605 dwarf-post-unwind-text := libdw
739 $(call detected,CONFIG_LIBDW_DWARF_UNWIND) 606 $(call detected,CONFIG_LIBDW_DWARF_UNWIND)
740 endif 607 endif
741 else 608 else
742 dwarf-post-unwind-text := libunwind 609 dwarf-post-unwind-text := libunwind
743 $(call detected,CONFIG_LIBUNWIND) 610 $(call detected,CONFIG_LIBUNWIND)
744 # Enable libunwind support by default. 611 # Enable libunwind support by default.
745 ifndef NO_LIBDW_DWARF_UNWIND 612 ifndef NO_LIBDW_DWARF_UNWIND
746 NO_LIBDW_DWARF_UNWIND := 1 613 NO_LIBDW_DWARF_UNWIND := 1
747 endif 614 endif
748 endif 615 endif
749 616
750 ifeq ($(dwarf-post-unwind),1) 617 ifeq ($(dwarf-post-unwind),1)
751 CFLAGS += -DHAVE_DWARF_UNWIND_SUPPORT 618 CFLAGS += -DHAVE_DWARF_UNWIND_SUPPORT
752 $(call detected,CONFIG_DWARF_UNWIND) 619 $(call detected,CONFIG_DWARF_UNWIND)
753 else 620 else
754 NO_DWARF_UNWIND := 1 621 NO_DWARF_UNWIND := 1
755 endif 622 endif
756 623
757 ifndef NO_LOCAL_LIBUNWIND 624 ifndef NO_LOCAL_LIBUNWIND
758 ifeq ($(SRCARCH),$(filter $(SRCARCH),arm arm 625 ifeq ($(SRCARCH),$(filter $(SRCARCH),arm arm64))
759 $(call feature_check,libunwind-debug-frame 626 $(call feature_check,libunwind-debug-frame)
760 ifneq ($(feature-libunwind-debug-frame), 1 627 ifneq ($(feature-libunwind-debug-frame), 1)
761 $(warning No debug_frame support found i !! 628 msg := $(warning No debug_frame support found in libunwind);
762 CFLAGS += -DNO_LIBUNWIND_DEBUG_FRAME 629 CFLAGS += -DNO_LIBUNWIND_DEBUG_FRAME
763 endif 630 endif
764 else 631 else
765 # non-ARM has no dwarf_find_debug_frame() 632 # non-ARM has no dwarf_find_debug_frame() function:
766 CFLAGS += -DNO_LIBUNWIND_DEBUG_FRAME 633 CFLAGS += -DNO_LIBUNWIND_DEBUG_FRAME
767 endif 634 endif
768 EXTLIBS += $(LIBUNWIND_LIBS) 635 EXTLIBS += $(LIBUNWIND_LIBS)
769 LDFLAGS += $(LIBUNWIND_LIBS) 636 LDFLAGS += $(LIBUNWIND_LIBS)
770 endif 637 endif
771 ifeq ($(findstring -static,${LDFLAGS}),-static 638 ifeq ($(findstring -static,${LDFLAGS}),-static)
772 # gcc -static links libgcc_eh which contans 639 # gcc -static links libgcc_eh which contans piece of libunwind
773 LIBUNWIND_LDFLAGS += -Wl,--allow-multiple-de 640 LIBUNWIND_LDFLAGS += -Wl,--allow-multiple-definition
774 endif 641 endif
775 642
776 ifndef NO_LIBUNWIND 643 ifndef NO_LIBUNWIND
777 CFLAGS += -DHAVE_LIBUNWIND_SUPPORT 644 CFLAGS += -DHAVE_LIBUNWIND_SUPPORT
778 CFLAGS += $(LIBUNWIND_CFLAGS) 645 CFLAGS += $(LIBUNWIND_CFLAGS)
779 LDFLAGS += $(LIBUNWIND_LDFLAGS) 646 LDFLAGS += $(LIBUNWIND_LDFLAGS)
780 EXTLIBS += $(EXTLIBS_LIBUNWIND) 647 EXTLIBS += $(EXTLIBS_LIBUNWIND)
781 endif 648 endif
782 649
783 ifneq ($(NO_LIBTRACEEVENT),1) !! 650 ifeq ($(NO_SYSCALL_TABLE),0)
784 ifeq ($(NO_SYSCALL_TABLE),0) !! 651 $(call detected,CONFIG_TRACE)
785 $(call detected,CONFIG_TRACE) !! 652 else
786 else !! 653 ifndef NO_LIBAUDIT
787 ifndef NO_LIBAUDIT !! 654 ifneq ($(feature-libaudit), 1)
788 $(call feature_check,libaudit) !! 655 msg := $(warning No libaudit.h found, disables 'trace' tool, please install audit-libs-devel or libaudit-dev);
789 ifneq ($(feature-libaudit), 1) !! 656 NO_LIBAUDIT := 1
790 $(warning No libaudit.h found, disable !! 657 else
791 NO_LIBAUDIT := 1 !! 658 CFLAGS += -DHAVE_LIBAUDIT_SUPPORT
792 else !! 659 EXTLIBS += -laudit
793 CFLAGS += -DHAVE_LIBAUDIT_SUPPORT !! 660 $(call detected,CONFIG_TRACE)
794 EXTLIBS += -laudit <<
795 $(call detected,CONFIG_TRACE) <<
796 endif <<
797 endif 661 endif
798 endif 662 endif
799 endif 663 endif
800 664
801 ifndef NO_LIBCRYPTO 665 ifndef NO_LIBCRYPTO
802 ifneq ($(feature-libcrypto), 1) 666 ifneq ($(feature-libcrypto), 1)
803 $(warning No libcrypto.h found, disables j !! 667 msg := $(warning No libcrypto.h found, disables jitted code injection, please install openssl-devel or libssl-dev);
804 NO_LIBCRYPTO := 1 668 NO_LIBCRYPTO := 1
805 else 669 else
806 CFLAGS += -DHAVE_LIBCRYPTO_SUPPORT 670 CFLAGS += -DHAVE_LIBCRYPTO_SUPPORT
807 EXTLIBS += -lcrypto 671 EXTLIBS += -lcrypto
808 $(call detected,CONFIG_CRYPTO) 672 $(call detected,CONFIG_CRYPTO)
809 endif 673 endif
810 endif 674 endif
811 675
>> 676 ifdef NO_NEWT
>> 677 NO_SLANG=1
>> 678 endif
>> 679
812 ifndef NO_SLANG 680 ifndef NO_SLANG
813 ifneq ($(feature-libslang), 1) 681 ifneq ($(feature-libslang), 1)
814 ifneq ($(feature-libslang-include-subdir), 682 ifneq ($(feature-libslang-include-subdir), 1)
815 $(warning slang not found, disables TUI !! 683 msg := $(warning slang not found, disables TUI support. Please install slang-devel, libslang-dev or libslang2-dev);
816 NO_SLANG := 1 684 NO_SLANG := 1
817 else 685 else
818 CFLAGS += -DHAVE_SLANG_INCLUDE_SUBDIR 686 CFLAGS += -DHAVE_SLANG_INCLUDE_SUBDIR
819 endif 687 endif
820 endif 688 endif
821 ifndef NO_SLANG 689 ifndef NO_SLANG
822 # Fedora has /usr/include/slang/slang.h, b 690 # Fedora has /usr/include/slang/slang.h, but ubuntu /usr/include/slang.h
823 CFLAGS += -DHAVE_SLANG_SUPPORT 691 CFLAGS += -DHAVE_SLANG_SUPPORT
824 EXTLIBS += -lslang 692 EXTLIBS += -lslang
825 $(call detected,CONFIG_SLANG) 693 $(call detected,CONFIG_SLANG)
826 endif 694 endif
827 endif 695 endif
828 696
829 ifdef GTK2 !! 697 ifndef NO_GTK2
830 FLAGS_GTK2=$(CFLAGS) $(LDFLAGS) $(EXTLIBS) $ 698 FLAGS_GTK2=$(CFLAGS) $(LDFLAGS) $(EXTLIBS) $(shell $(PKG_CONFIG) --libs --cflags gtk+-2.0 2>/dev/null)
831 $(call feature_check,gtk2) <<
832 ifneq ($(feature-gtk2), 1) 699 ifneq ($(feature-gtk2), 1)
833 $(warning GTK2 not found, disables GTK2 su !! 700 msg := $(warning GTK2 not found, disables GTK2 support. Please install gtk2-devel or libgtk2.0-dev);
834 NO_GTK2 := 1 701 NO_GTK2 := 1
835 else 702 else
836 $(call feature_check,gtk2-infobar) <<
837 ifeq ($(feature-gtk2-infobar), 1) 703 ifeq ($(feature-gtk2-infobar), 1)
838 GTK_CFLAGS := -DHAVE_GTK_INFO_BAR_SUPPOR 704 GTK_CFLAGS := -DHAVE_GTK_INFO_BAR_SUPPORT
839 endif 705 endif
840 CFLAGS += -DHAVE_GTK2_SUPPORT 706 CFLAGS += -DHAVE_GTK2_SUPPORT
841 GTK_CFLAGS += $(shell $(PKG_CONFIG) --cfla 707 GTK_CFLAGS += $(shell $(PKG_CONFIG) --cflags gtk+-2.0 2>/dev/null)
842 GTK_LIBS := $(shell $(PKG_CONFIG) --libs g 708 GTK_LIBS := $(shell $(PKG_CONFIG) --libs gtk+-2.0 2>/dev/null)
843 EXTLIBS += -ldl 709 EXTLIBS += -ldl
844 endif 710 endif
845 endif 711 endif
846 712
847 ifdef NO_LIBPERL 713 ifdef NO_LIBPERL
848 CFLAGS += -DNO_LIBPERL 714 CFLAGS += -DNO_LIBPERL
849 else 715 else
850 PERL_EMBED_LDOPTS = $(shell perl -MExtUtils: 716 PERL_EMBED_LDOPTS = $(shell perl -MExtUtils::Embed -e ldopts 2>/dev/null)
851 PERL_EMBED_LDFLAGS = $(call strip-libs,$(PER 717 PERL_EMBED_LDFLAGS = $(call strip-libs,$(PERL_EMBED_LDOPTS))
852 PERL_EMBED_LIBADD = $(call grep-libs,$(PERL_ 718 PERL_EMBED_LIBADD = $(call grep-libs,$(PERL_EMBED_LDOPTS))
853 PERL_EMBED_CCOPTS = $(shell perl -MExtUtils: 719 PERL_EMBED_CCOPTS = $(shell perl -MExtUtils::Embed -e ccopts 2>/dev/null)
854 PERL_EMBED_CCOPTS := $(filter-out -specs=%,$ 720 PERL_EMBED_CCOPTS := $(filter-out -specs=%,$(PERL_EMBED_CCOPTS))
855 PERL_EMBED_CCOPTS := $(filter-out -flto=auto <<
856 PERL_EMBED_LDOPTS := $(filter-out -specs=%,$ 721 PERL_EMBED_LDOPTS := $(filter-out -specs=%,$(PERL_EMBED_LDOPTS))
857 FLAGS_PERL_EMBED=$(PERL_EMBED_CCOPTS) $(PERL 722 FLAGS_PERL_EMBED=$(PERL_EMBED_CCOPTS) $(PERL_EMBED_LDOPTS)
858 723
859 ifneq ($(feature-libperl), 1) 724 ifneq ($(feature-libperl), 1)
860 CFLAGS += -DNO_LIBPERL 725 CFLAGS += -DNO_LIBPERL
861 NO_LIBPERL := 1 726 NO_LIBPERL := 1
862 $(warning Missing perl devel files. Disabl !! 727 msg := $(warning Missing perl devel files. Disabling perl scripting support, please install perl-ExtUtils-Embed/libperl-dev);
863 else 728 else
864 LDFLAGS += $(PERL_EMBED_LDFLAGS) 729 LDFLAGS += $(PERL_EMBED_LDFLAGS)
865 EXTLIBS += $(PERL_EMBED_LIBADD) 730 EXTLIBS += $(PERL_EMBED_LIBADD)
866 CFLAGS += -DHAVE_LIBPERL_SUPPORT 731 CFLAGS += -DHAVE_LIBPERL_SUPPORT
867 ifeq ($(CC_NO_CLANG), 0) <<
868 CFLAGS += -Wno-compound-token-split-by-m <<
869 endif <<
870 $(call detected,CONFIG_LIBPERL) 732 $(call detected,CONFIG_LIBPERL)
871 endif 733 endif
872 endif 734 endif
873 735
874 ifeq ($(feature-timerfd), 1) 736 ifeq ($(feature-timerfd), 1)
875 CFLAGS += -DHAVE_TIMERFD_SUPPORT 737 CFLAGS += -DHAVE_TIMERFD_SUPPORT
876 else 738 else
877 $(warning No timerfd support. Disables 'perf !! 739 msg := $(warning No timerfd support. Disables 'perf kvm stat live');
878 endif 740 endif
879 741
880 disable-python = $(eval $(disable-python_code) 742 disable-python = $(eval $(disable-python_code))
881 define disable-python_code 743 define disable-python_code
882 CFLAGS += -DNO_LIBPYTHON 744 CFLAGS += -DNO_LIBPYTHON
883 $(warning $1) 745 $(warning $1)
884 NO_LIBPYTHON := 1 746 NO_LIBPYTHON := 1
885 endef 747 endef
886 748
887 PYTHON_EXTENSION_SUFFIX := '.so' <<
888 ifdef NO_LIBPYTHON 749 ifdef NO_LIBPYTHON
889 $(call disable-python,Python support disable 750 $(call disable-python,Python support disabled by user)
890 else 751 else
891 752
892 ifndef PYTHON 753 ifndef PYTHON
893 $(call disable-python,No python interprete 754 $(call disable-python,No python interpreter was found: disables Python support - please install python-devel/python-dev)
894 else 755 else
895 PYTHON_WORD := $(call shell-wordify,$(PYTH 756 PYTHON_WORD := $(call shell-wordify,$(PYTHON))
896 757
897 ifndef PYTHON_CONFIG 758 ifndef PYTHON_CONFIG
898 $(call disable-python,No 'python-config' 759 $(call disable-python,No 'python-config' tool was found: disables Python support - please install python-devel/python-dev)
899 else 760 else
900 761
901 ifneq ($(feature-libpython), 1) 762 ifneq ($(feature-libpython), 1)
902 $(call disable-python,No 'Python.h' wa !! 763 $(call disable-python,No 'Python.h' (for Python 2.x support) was found: disables Python support - please install python-devel/python-dev)
903 else 764 else
904 LDFLAGS += $(PYTHON_EMBED_LDFLAGS) 765 LDFLAGS += $(PYTHON_EMBED_LDFLAGS)
905 EXTLIBS += $(PYTHON_EMBED_LIBADD) 766 EXTLIBS += $(PYTHON_EMBED_LIBADD)
906 PYTHON_SETUPTOOLS_INSTALLED := $(shel !! 767 LANG_BINDINGS += $(obj-perf)python/perf.so
907 ifeq ($(PYTHON_SETUPTOOLS_INSTALLED), <<
908 PYTHON_EXTENSION_SUFFIX := $(shell <<
909 ifdef CROSS_COMPILE <<
910 PYTHON_EXTENSION_SUFFIX := $(subs <<
911 endif <<
912 LANG_BINDINGS += $(obj-perf)python/ <<
913 else <<
914 $(warning Missing python setuptools <<
915 endif <<
916 CFLAGS += -DHAVE_LIBPYTHON_SUPPORT 768 CFLAGS += -DHAVE_LIBPYTHON_SUPPORT
917 $(call detected,CONFIG_LIBPYTHON) 769 $(call detected,CONFIG_LIBPYTHON)
918 ifeq ($(filter -fPIC,$(CFLAGS)),) <<
919 # Building a shared library require <<
920 CFLAGS += -fPIC <<
921 CXXFLAGS += -fPIC <<
922 endif <<
923 endif 770 endif
924 endif 771 endif
925 endif 772 endif
926 endif 773 endif
927 774
928 ifneq ($(NO_JEVENTS),1) !! 775 ifeq ($(feature-libbfd), 1)
929 ifeq ($(wildcard pmu-events/arch/$(SRCARCH)/ !! 776 EXTLIBS += -lbfd -lopcodes
930 NO_JEVENTS := 1 !! 777 else
931 endif !! 778 # we are on a system that requires -liberty and (maybe) -lz
932 endif !! 779 # to link against -lbfd; test each case individually here
933 ifneq ($(NO_JEVENTS),1) !! 780
934 NO_JEVENTS := 0 !! 781 # call all detections now so we get correct
935 ifndef PYTHON !! 782 # status in VF output
936 $(error ERROR: No python interpreter neede !! 783 $(call feature_check,libbfd-liberty)
>> 784 $(call feature_check,libbfd-liberty-z)
>> 785
>> 786 ifeq ($(feature-libbfd-liberty), 1)
>> 787 EXTLIBS += -lbfd -lopcodes -liberty
>> 788 FEATURE_CHECK_LDFLAGS-disassembler-four-args += -liberty -ldl
937 else 789 else
938 # jevents.py uses f-strings present in Pyt !! 790 ifeq ($(feature-libbfd-liberty-z), 1)
939 JEVENTS_PYTHON_GOOD := $(shell $(PYTHON) - !! 791 EXTLIBS += -lbfd -lopcodes -liberty -lz
940 ifneq ($(JEVENTS_PYTHON_GOOD), 1) !! 792 FEATURE_CHECK_LDFLAGS-disassembler-four-args += -liberty -lz -ldl
941 $(error ERROR: Python interpreter needed <<
942 endif 793 endif
943 endif 794 endif
>> 795 $(call feature_check,disassembler-four-args)
944 endif 796 endif
945 797
946 ifdef BUILD_NONDISTRO !! 798 ifdef NO_DEMANGLE
947 ifeq ($(feature-libbfd), 1) !! 799 CFLAGS += -DNO_DEMANGLE
948 EXTLIBS += -lbfd -lopcodes !! 800 else
>> 801 ifdef HAVE_CPLUS_DEMANGLE_SUPPORT
>> 802 EXTLIBS += -liberty
949 else 803 else
950 # we are on a system that requires -libert !! 804 ifeq ($(filter -liberty,$(EXTLIBS)),)
951 # to link against -lbfd; test each case in !! 805 $(call feature_check,cplus-demangle)
952 <<
953 # call all detections now so we get correc <<
954 # status in VF output <<
955 $(call feature_check,libbfd-liberty) <<
956 $(call feature_check,libbfd-liberty-z) <<
957 806
958 ifeq ($(feature-libbfd-liberty), 1) !! 807 # we dont have neither HAVE_CPLUS_DEMANGLE_SUPPORT
959 EXTLIBS += -lbfd -lopcodes -liberty !! 808 # or any of 'bfd iberty z' trinity
960 FEATURE_CHECK_LDFLAGS-disassembler-four- !! 809 ifeq ($(feature-cplus-demangle), 1)
961 FEATURE_CHECK_LDFLAGS-disassembler-init- !! 810 EXTLIBS += -liberty
962 else !! 811 else
963 ifeq ($(feature-libbfd-liberty-z), 1) !! 812 msg := $(warning No bfd.h/libbfd found, please install binutils-dev[el]/zlib-static/libiberty-dev to gain symbol demangling)
964 EXTLIBS += -lbfd -lopcodes -liberty -l !! 813 CFLAGS += -DNO_DEMANGLE
965 FEATURE_CHECK_LDFLAGS-disassembler-fou <<
966 FEATURE_CHECK_LDFLAGS-disassembler-ini <<
967 endif 814 endif
968 endif 815 endif
969 $(call feature_check,disassembler-four-arg <<
970 $(call feature_check,disassembler-init-sty <<
971 endif 816 endif
972 817
973 CFLAGS += -DHAVE_LIBBFD_SUPPORT !! 818 ifneq ($(filter -liberty,$(EXTLIBS)),)
974 CXXFLAGS += -DHAVE_LIBBFD_SUPPORT !! 819 CFLAGS += -DHAVE_CPLUS_DEMANGLE_SUPPORT
975 ifeq ($(feature-libbfd-buildid), 1) <<
976 CFLAGS += -DHAVE_LIBBFD_BUILDID_SUPPORT <<
977 else <<
978 $(warning Old version of libbfd/binutils t <<
979 endif 820 endif
980 endif 821 endif
981 822
982 ifndef NO_LIBLLVM !! 823 ifneq ($(filter -lbfd,$(EXTLIBS)),)
983 $(call feature_check,llvm-perf) !! 824 CFLAGS += -DHAVE_LIBBFD_SUPPORT
984 ifeq ($(feature-llvm-perf), 1) <<
985 CFLAGS += -DHAVE_LIBLLVM_SUPPORT <<
986 CFLAGS += $(shell $(LLVM_CONFIG) --cflags) <<
987 CXXFLAGS += -DHAVE_LIBLLVM_SUPPORT <<
988 CXXFLAGS += $(shell $(LLVM_CONFIG) --cxxfl <<
989 LIBLLVM = $(shell $(LLVM_CONFIG) --libs al <<
990 EXTLIBS += -L$(shell $(LLVM_CONFIG) --libd <<
991 EXTLIBS += -lstdc++ <<
992 $(call detected,CONFIG_LIBLLVM) <<
993 else <<
994 $(warning No libllvm 13+ found, slower sou <<
995 NO_LIBLLVM := 1 <<
996 endif <<
997 endif 825 endif
998 826
999 ifndef NO_DEMANGLE !! 827 ifndef NO_ZLIB
1000 $(call feature_check,cxa-demangle) !! 828 ifeq ($(feature-zlib), 1)
1001 ifeq ($(feature-cxa-demangle), 1) !! 829 CFLAGS += -DHAVE_ZLIB_SUPPORT
1002 EXTLIBS += -lstdc++ !! 830 EXTLIBS += -lz
1003 CFLAGS += -DHAVE_CXA_DEMANGLE_SUPPORT !! 831 $(call detected,CONFIG_ZLIB)
1004 CXXFLAGS += -DHAVE_CXA_DEMANGLE_SUPPORT !! 832 else
1005 $(call detected,CONFIG_CXX_DEMANGLE) !! 833 NO_ZLIB := 1
1006 endif <<
1007 ifdef BUILD_NONDISTRO <<
1008 ifeq ($(filter -liberty,$(EXTLIBS)),) <<
1009 $(call feature_check,cplus-demangle) <<
1010 ifeq ($(feature-cplus-demangle), 1) <<
1011 EXTLIBS += -liberty <<
1012 endif <<
1013 endif <<
1014 ifneq ($(filter -liberty,$(EXTLIBS)),) <<
1015 CFLAGS += -DHAVE_CPLUS_DEMANGLE_SUPPORT <<
1016 CXXFLAGS += -DHAVE_CPLUS_DEMANGLE_SUPPO <<
1017 endif <<
1018 endif 834 endif
1019 endif 835 endif
1020 836
1021 ifndef NO_LZMA 837 ifndef NO_LZMA
1022 ifeq ($(feature-lzma), 1) 838 ifeq ($(feature-lzma), 1)
1023 CFLAGS += -DHAVE_LZMA_SUPPORT 839 CFLAGS += -DHAVE_LZMA_SUPPORT
1024 EXTLIBS += -llzma 840 EXTLIBS += -llzma
1025 $(call detected,CONFIG_LZMA) 841 $(call detected,CONFIG_LZMA)
1026 else 842 else
1027 $(warning No liblzma found, disables xz k !! 843 msg := $(warning No liblzma found, disables xz kernel module decompression, please install xz-devel/liblzma-dev);
1028 NO_LZMA := 1 844 NO_LZMA := 1
1029 endif 845 endif
1030 endif 846 endif
1031 847
1032 ifndef NO_LIBZSTD 848 ifndef NO_LIBZSTD
1033 ifeq ($(feature-libzstd), 1) 849 ifeq ($(feature-libzstd), 1)
1034 CFLAGS += -DHAVE_ZSTD_SUPPORT 850 CFLAGS += -DHAVE_ZSTD_SUPPORT
1035 CFLAGS += $(LIBZSTD_CFLAGS) 851 CFLAGS += $(LIBZSTD_CFLAGS)
1036 LDFLAGS += $(LIBZSTD_LDFLAGS) 852 LDFLAGS += $(LIBZSTD_LDFLAGS)
1037 EXTLIBS += -lzstd 853 EXTLIBS += -lzstd
1038 $(call detected,CONFIG_ZSTD) 854 $(call detected,CONFIG_ZSTD)
1039 else 855 else
1040 $(warning No libzstd found, disables trac !! 856 msg := $(warning No libzstd found, disables trace compression, please install libzstd-dev[el] and/or set LIBZSTD_DIR);
1041 NO_LIBZSTD := 1 857 NO_LIBZSTD := 1
1042 endif 858 endif
1043 endif 859 endif
1044 860
>> 861 ifndef NO_LIBCAP
>> 862 ifeq ($(feature-libcap), 1)
>> 863 CFLAGS += -DHAVE_LIBCAP_SUPPORT
>> 864 EXTLIBS += -lcap
>> 865 $(call detected,CONFIG_LIBCAP)
>> 866 else
>> 867 msg := $(warning No libcap found, disables capability support, please install libcap-devel/libcap-dev);
>> 868 NO_LIBCAP := 1
>> 869 endif
>> 870 endif
>> 871
1045 ifndef NO_BACKTRACE 872 ifndef NO_BACKTRACE
1046 ifeq ($(feature-backtrace), 1) 873 ifeq ($(feature-backtrace), 1)
1047 CFLAGS += -DHAVE_BACKTRACE_SUPPORT 874 CFLAGS += -DHAVE_BACKTRACE_SUPPORT
1048 endif 875 endif
1049 endif 876 endif
1050 877
1051 ifndef NO_LIBNUMA 878 ifndef NO_LIBNUMA
1052 ifeq ($(feature-libnuma), 0) 879 ifeq ($(feature-libnuma), 0)
1053 $(warning No numa.h found, disables 'perf !! 880 msg := $(warning No numa.h found, disables 'perf bench numa mem' benchmark, please install numactl-devel/libnuma-devel/libnuma-dev);
1054 NO_LIBNUMA := 1 881 NO_LIBNUMA := 1
1055 else 882 else
1056 ifeq ($(feature-numa_num_possible_cpus), 883 ifeq ($(feature-numa_num_possible_cpus), 0)
1057 $(warning Old numa library found, disab !! 884 msg := $(warning Old numa library found, disables 'perf bench numa mem' benchmark, please install numactl-devel/libnuma-devel/libnuma-dev >= 2.0.8);
1058 NO_LIBNUMA := 1 885 NO_LIBNUMA := 1
1059 else 886 else
1060 CFLAGS += -DHAVE_LIBNUMA_SUPPORT 887 CFLAGS += -DHAVE_LIBNUMA_SUPPORT
1061 EXTLIBS += -lnuma 888 EXTLIBS += -lnuma
1062 $(call detected,CONFIG_NUMA) 889 $(call detected,CONFIG_NUMA)
1063 endif 890 endif
1064 endif 891 endif
1065 endif 892 endif
1066 893
1067 ifdef HAVE_KVM_STAT_SUPPORT 894 ifdef HAVE_KVM_STAT_SUPPORT
1068 CFLAGS += -DHAVE_KVM_STAT_SUPPORT 895 CFLAGS += -DHAVE_KVM_STAT_SUPPORT
1069 endif 896 endif
1070 897
1071 ifeq ($(feature-disassembler-four-args), 1) 898 ifeq ($(feature-disassembler-four-args), 1)
1072 CFLAGS += -DDISASM_FOUR_ARGS_SIGNATURE 899 CFLAGS += -DDISASM_FOUR_ARGS_SIGNATURE
1073 endif 900 endif
1074 901
1075 ifeq ($(feature-disassembler-init-styled), 1) <<
1076 CFLAGS += -DDISASM_INIT_STYLED <<
1077 endif <<
1078 <<
1079 ifeq (${IS_64_BIT}, 1) 902 ifeq (${IS_64_BIT}, 1)
1080 ifndef NO_PERF_READ_VDSO32 903 ifndef NO_PERF_READ_VDSO32
1081 $(call feature_check,compile-32) 904 $(call feature_check,compile-32)
1082 ifeq ($(feature-compile-32), 1) 905 ifeq ($(feature-compile-32), 1)
1083 CFLAGS += -DHAVE_PERF_READ_VDSO32 906 CFLAGS += -DHAVE_PERF_READ_VDSO32
1084 else 907 else
1085 NO_PERF_READ_VDSO32 := 1 908 NO_PERF_READ_VDSO32 := 1
1086 endif 909 endif
1087 endif 910 endif
1088 ifneq ($(SRCARCH), x86) 911 ifneq ($(SRCARCH), x86)
1089 NO_PERF_READ_VDSOX32 := 1 912 NO_PERF_READ_VDSOX32 := 1
1090 endif 913 endif
1091 ifndef NO_PERF_READ_VDSOX32 914 ifndef NO_PERF_READ_VDSOX32
1092 $(call feature_check,compile-x32) 915 $(call feature_check,compile-x32)
1093 ifeq ($(feature-compile-x32), 1) 916 ifeq ($(feature-compile-x32), 1)
1094 CFLAGS += -DHAVE_PERF_READ_VDSOX32 917 CFLAGS += -DHAVE_PERF_READ_VDSOX32
1095 else 918 else
1096 NO_PERF_READ_VDSOX32 := 1 919 NO_PERF_READ_VDSOX32 := 1
1097 endif 920 endif
1098 endif 921 endif
1099 else 922 else
1100 NO_PERF_READ_VDSO32 := 1 923 NO_PERF_READ_VDSO32 := 1
1101 NO_PERF_READ_VDSOX32 := 1 924 NO_PERF_READ_VDSOX32 := 1
1102 endif 925 endif
1103 926
1104 ifndef NO_LIBBABELTRACE 927 ifndef NO_LIBBABELTRACE
1105 $(call feature_check,libbabeltrace) 928 $(call feature_check,libbabeltrace)
1106 ifeq ($(feature-libbabeltrace), 1) 929 ifeq ($(feature-libbabeltrace), 1)
1107 CFLAGS += -DHAVE_LIBBABELTRACE_SUPPORT $( 930 CFLAGS += -DHAVE_LIBBABELTRACE_SUPPORT $(LIBBABELTRACE_CFLAGS)
1108 LDFLAGS += $(LIBBABELTRACE_LDFLAGS) 931 LDFLAGS += $(LIBBABELTRACE_LDFLAGS)
1109 EXTLIBS += -lbabeltrace-ctf 932 EXTLIBS += -lbabeltrace-ctf
1110 $(call detected,CONFIG_LIBBABELTRACE) 933 $(call detected,CONFIG_LIBBABELTRACE)
1111 else 934 else
1112 $(warning No libbabeltrace found, disable !! 935 msg := $(warning No libbabeltrace found, disables 'perf data' CTF format support, please install libbabeltrace-dev[el]/libbabeltrace-ctf-dev);
1113 endif <<
1114 endif <<
1115 <<
1116 ifndef NO_CAPSTONE <<
1117 $(call feature_check,libcapstone) <<
1118 ifeq ($(feature-libcapstone), 1) <<
1119 CFLAGS += -DHAVE_LIBCAPSTONE_SUPPORT $(LI <<
1120 LDFLAGS += $(LICAPSTONE_LDFLAGS) <<
1121 EXTLIBS += -lcapstone <<
1122 $(call detected,CONFIG_LIBCAPSTONE) <<
1123 else <<
1124 msg := $(warning No libcapstone found, di <<
1125 endif 936 endif
1126 endif 937 endif
1127 938
1128 ifndef NO_AUXTRACE 939 ifndef NO_AUXTRACE
1129 ifeq ($(SRCARCH),x86) 940 ifeq ($(SRCARCH),x86)
1130 ifeq ($(feature-get_cpuid), 0) 941 ifeq ($(feature-get_cpuid), 0)
1131 $(warning Your gcc lacks the __get_cpui !! 942 msg := $(warning Your gcc lacks the __get_cpuid() builtin, disables support for auxtrace/Intel PT, please install a newer gcc);
1132 NO_AUXTRACE := 1 943 NO_AUXTRACE := 1
1133 endif 944 endif
1134 endif 945 endif
1135 ifndef NO_AUXTRACE 946 ifndef NO_AUXTRACE
1136 $(call detected,CONFIG_AUXTRACE) 947 $(call detected,CONFIG_AUXTRACE)
1137 CFLAGS += -DHAVE_AUXTRACE_SUPPORT 948 CFLAGS += -DHAVE_AUXTRACE_SUPPORT
1138 ifeq ($(feature-reallocarray), 0) <<
1139 CFLAGS += -DCOMPAT_NEED_REALLOCARRAY <<
1140 endif <<
1141 endif 949 endif
1142 endif 950 endif
1143 951
1144 ifdef EXTRA_TESTS <<
1145 $(call detected,CONFIG_EXTRA_TESTS) <<
1146 CFLAGS += -DHAVE_EXTRA_TESTS <<
1147 endif <<
1148 <<
1149 ifndef NO_JVMTI 952 ifndef NO_JVMTI
1150 ifneq (,$(wildcard /usr/sbin/update-java-al 953 ifneq (,$(wildcard /usr/sbin/update-java-alternatives))
1151 JDIR=$(shell /usr/sbin/update-java-altern 954 JDIR=$(shell /usr/sbin/update-java-alternatives -l | head -1 | awk '{print $$3}')
1152 else 955 else
1153 ifneq (,$(wildcard /usr/sbin/alternatives 956 ifneq (,$(wildcard /usr/sbin/alternatives))
1154 JDIR=$(shell /usr/sbin/alternatives --d 957 JDIR=$(shell /usr/sbin/alternatives --display java | tail -1 | cut -d' ' -f 5 | sed -e 's%/jre/bin/java.%%g' -e 's%/bin/java.%%g')
1155 endif 958 endif
1156 endif 959 endif
1157 ifndef JDIR 960 ifndef JDIR
1158 $(warning No alternatives command found, 961 $(warning No alternatives command found, you need to set JDIR= to point to the root of your Java directory)
1159 NO_JVMTI := 1 962 NO_JVMTI := 1
1160 endif 963 endif
1161 endif 964 endif
1162 965
1163 ifndef NO_JVMTI 966 ifndef NO_JVMTI
1164 FEATURE_CHECK_CFLAGS-jvmti := -I$(JDIR)/inc 967 FEATURE_CHECK_CFLAGS-jvmti := -I$(JDIR)/include -I$(JDIR)/include/linux
1165 $(call feature_check,jvmti) 968 $(call feature_check,jvmti)
1166 ifeq ($(feature-jvmti), 1) 969 ifeq ($(feature-jvmti), 1)
1167 $(call detected_var,JDIR) 970 $(call detected_var,JDIR)
1168 ifndef NO_JVMTI_CMLR 971 ifndef NO_JVMTI_CMLR
1169 FEATURE_CHECK_CFLAGS-jvmti-cmlr := $(FE 972 FEATURE_CHECK_CFLAGS-jvmti-cmlr := $(FEATURE_CHECK_CFLAGS-jvmti)
1170 $(call feature_check,jvmti-cmlr) 973 $(call feature_check,jvmti-cmlr)
1171 ifeq ($(feature-jvmti-cmlr), 1) 974 ifeq ($(feature-jvmti-cmlr), 1)
1172 CFLAGS += -DHAVE_JVMTI_CMLR 975 CFLAGS += -DHAVE_JVMTI_CMLR
1173 endif 976 endif
1174 endif # NO_JVMTI_CMLR 977 endif # NO_JVMTI_CMLR
1175 else 978 else
1176 $(warning No openjdk development package 979 $(warning No openjdk development package found, please install JDK package, e.g. openjdk-8-jdk, java-1.8.0-openjdk-devel)
1177 NO_JVMTI := 1 980 NO_JVMTI := 1
1178 endif 981 endif
1179 endif 982 endif
1180 983
1181 ifndef NO_LIBPFM4 !! 984 USE_CXX = 0
1182 $(call feature_check,libpfm4) !! 985 USE_CLANGLLVM = 0
1183 ifeq ($(feature-libpfm4), 1) !! 986 ifdef LIBCLANGLLVM
1184 CFLAGS += -DHAVE_LIBPFM !! 987 $(call feature_check,cxx)
1185 EXTLIBS += -lpfm !! 988 ifneq ($(feature-cxx), 1)
1186 ASCIIDOC_EXTRA = -aHAVE_LIBPFM=1 !! 989 msg := $(warning No g++ found, disable clang and llvm support. Please install g++)
1187 $(call detected,CONFIG_LIBPFM4) !! 990 else
1188 else !! 991 $(call feature_check,llvm)
1189 $(warning libpfm4 not found, disables lib !! 992 $(call feature_check,llvm-version)
1190 endif !! 993 ifneq ($(feature-llvm), 1)
1191 endif !! 994 msg := $(warning No suitable libLLVM found, disabling builtin clang and LLVM support. Please install llvm-dev(el) (>= 3.9.0))
1192 !! 995 else
1193 # libtraceevent is a recommended dependency p !! 996 $(call feature_check,clang)
1194 ifneq ($(NO_LIBTRACEEVENT),1) !! 997 ifneq ($(feature-clang), 1)
1195 $(call feature_check,libtraceevent) !! 998 msg := $(warning No suitable libclang found, disabling builtin clang and LLVM support. Please install libclang-dev(el) (>= 3.9.0))
1196 ifeq ($(feature-libtraceevent), 1) !! 999 else
1197 CFLAGS += -DHAVE_LIBTRACEEVENT !! 1000 CFLAGS += -DHAVE_LIBCLANGLLVM_SUPPORT
1198 LDFLAGS += $(shell $(PKG_CONFIG) --libs-o !! 1001 CXXFLAGS += -DHAVE_LIBCLANGLLVM_SUPPORT -I$(shell $(LLVM_CONFIG) --includedir)
1199 EXTLIBS += $(shell $(PKG_CONFIG) --libs-o !! 1002 $(call detected,CONFIG_CXX)
1200 LIBTRACEEVENT_VERSION := $(shell $(PKG_CO !! 1003 $(call detected,CONFIG_CLANGLLVM)
1201 LIBTRACEEVENT_VERSION_1 := $(word 1, $(su !! 1004 USE_CXX = 1
1202 LIBTRACEEVENT_VERSION_2 := $(word 2, $(su !! 1005 USE_LLVM = 1
1203 LIBTRACEEVENT_VERSION_3 := $(word 3, $(su !! 1006 USE_CLANG = 1
1204 LIBTRACEEVENT_VERSION_CPP := $(shell expr !! 1007 ifneq ($(feature-llvm-version),1)
1205 CFLAGS += -DLIBTRACEEVENT_VERSION=$(LIBTR !! 1008 msg := $(warning This version of LLVM is not tested. May cause build errors)
1206 $(call detected,CONFIG_LIBTRACEEVENT) !! 1009 endif
1207 else !! 1010 endif
1208 $(error ERROR: libtraceevent is missing. !! 1011 endif
1209 endif <<
1210 <<
1211 $(call feature_check,libtracefs) <<
1212 ifeq ($(feature-libtracefs), 1) <<
1213 CFLAGS += $(shell $(PKG_CONFIG) --cflags <<
1214 LDFLAGS += $(shell $(PKG_CONFIG) --libs-o <<
1215 EXTLIBS += $(shell $(PKG_CONFIG) --libs-o <<
1216 LIBTRACEFS_VERSION := $(shell $(PKG_CONFI <<
1217 LIBTRACEFS_VERSION_1 := $(word 1, $(subst <<
1218 LIBTRACEFS_VERSION_2 := $(word 2, $(subst <<
1219 LIBTRACEFS_VERSION_3 := $(word 3, $(subst <<
1220 LIBTRACEFS_VERSION_CPP := $(shell expr $( <<
1221 CFLAGS += -DLIBTRACEFS_VERSION=$(LIBTRACE <<
1222 else <<
1223 $(warning libtracefs is missing. Please i <<
1224 endif 1012 endif
1225 endif 1013 endif
1226 1014
1227 # Among the variables below, these: 1015 # Among the variables below, these:
1228 # perfexecdir 1016 # perfexecdir
1229 # libbpf_include_dir !! 1017 # perf_include_dir
1230 # perf_examples_dir 1018 # perf_examples_dir
1231 # template_dir 1019 # template_dir
1232 # mandir 1020 # mandir
1233 # infodir 1021 # infodir
1234 # htmldir 1022 # htmldir
1235 # ETC_PERFCONFIG (but not sysconfdir) 1023 # ETC_PERFCONFIG (but not sysconfdir)
1236 # can be specified as a relative path some/wh 1024 # can be specified as a relative path some/where/else;
1237 # this is interpreted as relative to $(prefix 1025 # this is interpreted as relative to $(prefix) and "perf" at
1238 # runtime figures out where they are based on 1026 # runtime figures out where they are based on the path to the executable.
1239 # This can help installing the suite in a rel 1027 # This can help installing the suite in a relocatable way.
1240 1028
1241 # Make the path relative to DESTDIR, not to p 1029 # Make the path relative to DESTDIR, not to prefix
1242 ifndef DESTDIR 1030 ifndef DESTDIR
1243 prefix ?= $(HOME) 1031 prefix ?= $(HOME)
1244 endif 1032 endif
1245 bindir_relative = bin 1033 bindir_relative = bin
1246 bindir = $(abspath $(prefix)/$(bindir_relativ 1034 bindir = $(abspath $(prefix)/$(bindir_relative))
1247 includedir_relative = include <<
1248 includedir = $(abspath $(prefix)/$(includedir <<
1249 mandir = share/man 1035 mandir = share/man
1250 infodir = share/info 1036 infodir = share/info
1251 perfexecdir = libexec/perf-core 1037 perfexecdir = libexec/perf-core
1252 # FIXME: system's libbpf header directory, wh !! 1038 perf_include_dir = lib/perf/include
1253 libbpf_include_dir = /usr/include <<
1254 perf_examples_dir = lib/perf/examples 1039 perf_examples_dir = lib/perf/examples
1255 sharedir = $(prefix)/share 1040 sharedir = $(prefix)/share
1256 template_dir = share/perf-core/templates 1041 template_dir = share/perf-core/templates
1257 STRACE_GROUPS_DIR = share/perf-core/strace/gr 1042 STRACE_GROUPS_DIR = share/perf-core/strace/groups
1258 htmldir = share/doc/perf-doc 1043 htmldir = share/doc/perf-doc
1259 tipdir = share/doc/perf-tip 1044 tipdir = share/doc/perf-tip
1260 srcdir = $(srctree)/tools/perf 1045 srcdir = $(srctree)/tools/perf
1261 ifeq ($(prefix),/usr) 1046 ifeq ($(prefix),/usr)
1262 sysconfdir = /etc 1047 sysconfdir = /etc
1263 ETC_PERFCONFIG = $(sysconfdir)/perfconfig 1048 ETC_PERFCONFIG = $(sysconfdir)/perfconfig
1264 else 1049 else
1265 sysconfdir = $(prefix)/etc 1050 sysconfdir = $(prefix)/etc
1266 ETC_PERFCONFIG = etc/perfconfig 1051 ETC_PERFCONFIG = etc/perfconfig
1267 endif 1052 endif
1268 ifndef lib 1053 ifndef lib
1269 ifeq ($(SRCARCH)$(IS_64_BIT), x861) 1054 ifeq ($(SRCARCH)$(IS_64_BIT), x861)
1270 lib = lib64 1055 lib = lib64
1271 else 1056 else
1272 lib = lib 1057 lib = lib
1273 endif 1058 endif
1274 endif # lib 1059 endif # lib
1275 libdir = $(prefix)/$(lib) 1060 libdir = $(prefix)/$(lib)
1276 1061
1277 # Shell quote (do not use $(call) to accommod 1062 # Shell quote (do not use $(call) to accommodate ancient setups);
1278 ETC_PERFCONFIG_SQ = $(subst ','\'',$(ETC_PERF 1063 ETC_PERFCONFIG_SQ = $(subst ','\'',$(ETC_PERFCONFIG))
1279 STRACE_GROUPS_DIR_SQ = $(subst ','\'',$(STRAC 1064 STRACE_GROUPS_DIR_SQ = $(subst ','\'',$(STRACE_GROUPS_DIR))
1280 DESTDIR_SQ = $(subst ','\'',$(DESTDIR)) 1065 DESTDIR_SQ = $(subst ','\'',$(DESTDIR))
1281 bindir_SQ = $(subst ','\'',$(bindir)) 1066 bindir_SQ = $(subst ','\'',$(bindir))
1282 includedir_SQ = $(subst ','\'',$(includedir)) <<
1283 mandir_SQ = $(subst ','\'',$(mandir)) 1067 mandir_SQ = $(subst ','\'',$(mandir))
1284 infodir_SQ = $(subst ','\'',$(infodir)) 1068 infodir_SQ = $(subst ','\'',$(infodir))
1285 perfexecdir_SQ = $(subst ','\'',$(perfexecdir 1069 perfexecdir_SQ = $(subst ','\'',$(perfexecdir))
1286 libbpf_include_dir_SQ = $(subst ','\'',$(libb !! 1070 perf_include_dir_SQ = $(subst ','\'',$(perf_include_dir))
1287 perf_examples_dir_SQ = $(subst ','\'',$(perf_ 1071 perf_examples_dir_SQ = $(subst ','\'',$(perf_examples_dir))
1288 template_dir_SQ = $(subst ','\'',$(template_d 1072 template_dir_SQ = $(subst ','\'',$(template_dir))
1289 htmldir_SQ = $(subst ','\'',$(htmldir)) 1073 htmldir_SQ = $(subst ','\'',$(htmldir))
1290 tipdir_SQ = $(subst ','\'',$(tipdir)) 1074 tipdir_SQ = $(subst ','\'',$(tipdir))
1291 prefix_SQ = $(subst ','\'',$(prefix)) 1075 prefix_SQ = $(subst ','\'',$(prefix))
1292 sysconfdir_SQ = $(subst ','\'',$(sysconfdir)) 1076 sysconfdir_SQ = $(subst ','\'',$(sysconfdir))
1293 libdir_SQ = $(subst ','\'',$(libdir)) 1077 libdir_SQ = $(subst ','\'',$(libdir))
1294 srcdir_SQ = $(subst ','\'',$(srcdir)) 1078 srcdir_SQ = $(subst ','\'',$(srcdir))
1295 1079
1296 ifneq ($(filter /%,$(firstword $(perfexecdir) 1080 ifneq ($(filter /%,$(firstword $(perfexecdir))),)
1297 perfexec_instdir = $(perfexecdir) 1081 perfexec_instdir = $(perfexecdir)
1298 perf_include_instdir = $(libbpf_include_dir) !! 1082 perf_include_instdir = $(perf_include_dir)
1299 perf_examples_instdir = $(perf_examples_dir) 1083 perf_examples_instdir = $(perf_examples_dir)
1300 STRACE_GROUPS_INSTDIR = $(STRACE_GROUPS_DIR) 1084 STRACE_GROUPS_INSTDIR = $(STRACE_GROUPS_DIR)
1301 tip_instdir = $(tipdir) 1085 tip_instdir = $(tipdir)
1302 else 1086 else
1303 perfexec_instdir = $(prefix)/$(perfexecdir) 1087 perfexec_instdir = $(prefix)/$(perfexecdir)
1304 perf_include_instdir = $(prefix)/$(libbpf_inc !! 1088 perf_include_instdir = $(prefix)/$(perf_include_dir)
1305 perf_examples_instdir = $(prefix)/$(perf_exam 1089 perf_examples_instdir = $(prefix)/$(perf_examples_dir)
1306 STRACE_GROUPS_INSTDIR = $(prefix)/$(STRACE_GR 1090 STRACE_GROUPS_INSTDIR = $(prefix)/$(STRACE_GROUPS_DIR)
1307 tip_instdir = $(prefix)/$(tipdir) 1091 tip_instdir = $(prefix)/$(tipdir)
1308 endif 1092 endif
1309 perfexec_instdir_SQ = $(subst ','\'',$(perfex 1093 perfexec_instdir_SQ = $(subst ','\'',$(perfexec_instdir))
1310 perf_include_instdir_SQ = $(subst ','\'',$(pe 1094 perf_include_instdir_SQ = $(subst ','\'',$(perf_include_instdir))
1311 perf_examples_instdir_SQ = $(subst ','\'',$(p 1095 perf_examples_instdir_SQ = $(subst ','\'',$(perf_examples_instdir))
1312 STRACE_GROUPS_INSTDIR_SQ = $(subst ','\'',$(S 1096 STRACE_GROUPS_INSTDIR_SQ = $(subst ','\'',$(STRACE_GROUPS_INSTDIR))
1313 tip_instdir_SQ = $(subst ','\'',$(tip_instdir 1097 tip_instdir_SQ = $(subst ','\'',$(tip_instdir))
1314 1098
1315 export perfexec_instdir_SQ !! 1099 # If we install to $(HOME) we keep the traceevent default:
>> 1100 # $(HOME)/.traceevent/plugins
>> 1101 # Otherwise we install plugins into the global $(libdir).
>> 1102 ifdef DESTDIR
>> 1103 plugindir=$(libdir)/traceevent/plugins
>> 1104 plugindir_SQ= $(subst ','\'',$(plugindir))
>> 1105 endif
1316 1106
1317 print_var = $(eval $(print_var_code)) $(info 1107 print_var = $(eval $(print_var_code)) $(info $(MSG))
1318 define print_var_code 1108 define print_var_code
1319 MSG = $(shell printf '...%40s: %s' $(1) $ !! 1109 MSG = $(shell printf '...%30s: %s' $(1) $($(1)))
1320 endef 1110 endef
1321 1111
1322 ifeq ($(feature_display),1) <<
1323 $(call feature_display_entries) <<
1324 endif <<
1325 <<
1326 ifeq ($(VF),1) 1112 ifeq ($(VF),1)
1327 # Display EXTRA features which are detected 1113 # Display EXTRA features which are detected manualy
1328 # from here with feature_check call and thu 1114 # from here with feature_check call and thus cannot
1329 # be partof global state output. 1115 # be partof global state output.
1330 $(foreach feat,$(FEATURE_TESTS_EXTRA),$(cal !! 1116 $(foreach feat,$(FEATURE_TESTS_EXTRA),$(call feature_print_status,$(feat),))
1331 $(call print_var,prefix) 1117 $(call print_var,prefix)
1332 $(call print_var,bindir) 1118 $(call print_var,bindir)
1333 $(call print_var,libdir) 1119 $(call print_var,libdir)
1334 $(call print_var,sysconfdir) 1120 $(call print_var,sysconfdir)
1335 $(call print_var,LIBUNWIND_DIR) 1121 $(call print_var,LIBUNWIND_DIR)
1336 $(call print_var,LIBDW_DIR) 1122 $(call print_var,LIBDW_DIR)
1337 $(call print_var,JDIR) 1123 $(call print_var,JDIR)
1338 1124
1339 ifeq ($(dwarf-post-unwind),1) 1125 ifeq ($(dwarf-post-unwind),1)
1340 $(call feature_print_text,"DWARF post unw !! 1126 $(call feature_print_text,"DWARF post unwind library", $(dwarf-post-unwind-text))
1341 endif 1127 endif
>> 1128 $(info )
1342 endif 1129 endif
1343 1130
1344 $(info ) <<
1345 <<
1346 $(call detected_var,bindir_SQ) 1131 $(call detected_var,bindir_SQ)
1347 $(call detected_var,PYTHON_WORD) 1132 $(call detected_var,PYTHON_WORD)
1348 ifneq ($(OUTPUT),) 1133 ifneq ($(OUTPUT),)
1349 $(call detected_var,OUTPUT) 1134 $(call detected_var,OUTPUT)
1350 endif 1135 endif
1351 $(call detected_var,htmldir_SQ) 1136 $(call detected_var,htmldir_SQ)
1352 $(call detected_var,infodir_SQ) 1137 $(call detected_var,infodir_SQ)
1353 $(call detected_var,mandir_SQ) 1138 $(call detected_var,mandir_SQ)
1354 $(call detected_var,ETC_PERFCONFIG_SQ) 1139 $(call detected_var,ETC_PERFCONFIG_SQ)
1355 $(call detected_var,STRACE_GROUPS_DIR_SQ) 1140 $(call detected_var,STRACE_GROUPS_DIR_SQ)
1356 $(call detected_var,prefix_SQ) 1141 $(call detected_var,prefix_SQ)
1357 $(call detected_var,perfexecdir_SQ) 1142 $(call detected_var,perfexecdir_SQ)
1358 $(call detected_var,libbpf_include_dir_SQ) !! 1143 $(call detected_var,perf_include_dir_SQ)
1359 $(call detected_var,perf_examples_dir_SQ) 1144 $(call detected_var,perf_examples_dir_SQ)
1360 $(call detected_var,tipdir_SQ) 1145 $(call detected_var,tipdir_SQ)
1361 $(call detected_var,srcdir_SQ) 1146 $(call detected_var,srcdir_SQ)
1362 $(call detected_var,LIBDIR) 1147 $(call detected_var,LIBDIR)
1363 $(call detected_var,GTK_CFLAGS) 1148 $(call detected_var,GTK_CFLAGS)
1364 $(call detected_var,PERL_EMBED_CCOPTS) 1149 $(call detected_var,PERL_EMBED_CCOPTS)
1365 $(call detected_var,PYTHON_EMBED_CCOPTS) 1150 $(call detected_var,PYTHON_EMBED_CCOPTS)
1366 ifneq ($(BISON_FILE_PREFIX_MAP),) <<
1367 $(call detected_var,BISON_FILE_PREFIX_MAP) <<
1368 endif <<
1369 <<
1370 # re-generate FEATURE-DUMP as we may have cal <<
1371 # extra libraries to add to LDFLAGS of some o <<
1372 # tests, see the block about libbfd, disassem <<
1373 $(shell rm -f $(FEATURE_DUMP_FILENAME)) <<
1374 $(foreach feat,$(FEATURE_TESTS),$(shell echo <<
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