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) $(filter-out -Wnested-externs,$(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 $(call detected_var,SRCARCH)
30 24
>> 25 NO_PERF_REGS := 1
>> 26
31 ifneq ($(NO_SYSCALL_TABLE),1) 27 ifneq ($(NO_SYSCALL_TABLE),1)
32 NO_SYSCALL_TABLE := 1 28 NO_SYSCALL_TABLE := 1
33 29
34 ifeq ($(SRCARCH),$(filter $(SRCARCH),x86 pow !! 30 ifeq ($(SRCARCH),x86)
35 NO_SYSCALL_TABLE := 0 !! 31 ifeq (${IS_64_BIT}, 1)
>> 32 NO_SYSCALL_TABLE := 0
>> 33 endif
>> 34 else
>> 35 ifeq ($(SRCARCH),$(filter $(SRCARCH),powerpc arm64 s390 mips))
>> 36 NO_SYSCALL_TABLE := 0
>> 37 endif
36 endif 38 endif
37 39
38 ifneq ($(NO_SYSCALL_TABLE),1) 40 ifneq ($(NO_SYSCALL_TABLE),1)
39 CFLAGS += -DHAVE_SYSCALL_TABLE_SUPPORT 41 CFLAGS += -DHAVE_SYSCALL_TABLE_SUPPORT
40 endif 42 endif
41 endif 43 endif
42 44
43 # Additional ARCH settings for ppc 45 # Additional ARCH settings for ppc
44 ifeq ($(SRCARCH),powerpc) 46 ifeq ($(SRCARCH),powerpc)
>> 47 NO_PERF_REGS := 0
45 CFLAGS += -I$(OUTPUT)arch/powerpc/include/ge 48 CFLAGS += -I$(OUTPUT)arch/powerpc/include/generated
46 LIBUNWIND_LIBS := -lunwind -lunwind-ppc64 49 LIBUNWIND_LIBS := -lunwind -lunwind-ppc64
47 endif 50 endif
48 51
49 # Additional ARCH settings for x86 52 # Additional ARCH settings for x86
50 ifeq ($(SRCARCH),x86) 53 ifeq ($(SRCARCH),x86)
51 $(call detected,CONFIG_X86) 54 $(call detected,CONFIG_X86)
52 CFLAGS += -I$(OUTPUT)arch/x86/include/genera <<
53 ifeq (${IS_64_BIT}, 1) 55 ifeq (${IS_64_BIT}, 1)
54 CFLAGS += -DHAVE_ARCH_X86_64_SUPPORT !! 56 CFLAGS += -DHAVE_ARCH_X86_64_SUPPORT -I$(OUTPUT)arch/x86/include/generated
55 ARCH_INCLUDE = ../../arch/x86/lib/memcpy_6 57 ARCH_INCLUDE = ../../arch/x86/lib/memcpy_64.S ../../arch/x86/lib/memset_64.S
56 LIBUNWIND_LIBS = -lunwind-x86_64 -lunwind 58 LIBUNWIND_LIBS = -lunwind-x86_64 -lunwind -llzma
57 $(call detected,CONFIG_X86_64) 59 $(call detected,CONFIG_X86_64)
58 else 60 else
59 LIBUNWIND_LIBS = -lunwind-x86 -llzma -lunw 61 LIBUNWIND_LIBS = -lunwind-x86 -llzma -lunwind
60 endif 62 endif
>> 63 NO_PERF_REGS := 0
61 endif 64 endif
62 65
63 ifeq ($(SRCARCH),arm) 66 ifeq ($(SRCARCH),arm)
>> 67 NO_PERF_REGS := 0
64 LIBUNWIND_LIBS = -lunwind -lunwind-arm 68 LIBUNWIND_LIBS = -lunwind -lunwind-arm
65 endif 69 endif
66 70
67 ifeq ($(SRCARCH),arm64) 71 ifeq ($(SRCARCH),arm64)
>> 72 NO_PERF_REGS := 0
68 CFLAGS += -I$(OUTPUT)arch/arm64/include/gene 73 CFLAGS += -I$(OUTPUT)arch/arm64/include/generated
69 LIBUNWIND_LIBS = -lunwind -lunwind-aarch64 74 LIBUNWIND_LIBS = -lunwind -lunwind-aarch64
70 endif 75 endif
71 76
72 ifeq ($(SRCARCH),loongarch) !! 77 ifeq ($(SRCARCH),riscv)
73 CFLAGS += -I$(OUTPUT)arch/loongarch/include/ !! 78 NO_PERF_REGS := 0
74 LIBUNWIND_LIBS = -lunwind -lunwind-loongarch !! 79 endif
>> 80
>> 81 ifeq ($(SRCARCH),csky)
>> 82 NO_PERF_REGS := 0
75 endif 83 endif
76 84
77 ifeq ($(ARCH),s390) 85 ifeq ($(ARCH),s390)
>> 86 NO_PERF_REGS := 0
78 CFLAGS += -fPIC -I$(OUTPUT)arch/s390/include 87 CFLAGS += -fPIC -I$(OUTPUT)arch/s390/include/generated
79 endif 88 endif
80 89
81 ifeq ($(ARCH),mips) 90 ifeq ($(ARCH),mips)
>> 91 NO_PERF_REGS := 0
82 CFLAGS += -I$(OUTPUT)arch/mips/include/gener 92 CFLAGS += -I$(OUTPUT)arch/mips/include/generated
83 LIBUNWIND_LIBS = -lunwind -lunwind-mips 93 LIBUNWIND_LIBS = -lunwind -lunwind-mips
84 endif 94 endif
85 95
>> 96 ifeq ($(NO_PERF_REGS),0)
>> 97 $(call detected,CONFIG_PERF_REGS)
>> 98 endif
>> 99
86 # So far there's only x86 and arm libdw unwind 100 # So far there's only x86 and arm libdw unwind support merged in perf.
87 # Disable it on all other architectures in cas 101 # Disable it on all other architectures in case libdw unwind
88 # support is detected in system. Add supported 102 # support is detected in system. Add supported architectures
89 # to the check. 103 # to the check.
90 ifneq ($(SRCARCH),$(filter $(SRCARCH),x86 arm !! 104 ifneq ($(SRCARCH),$(filter $(SRCARCH),x86 arm arm64 powerpc s390 csky riscv))
91 NO_LIBDW_DWARF_UNWIND := 1 105 NO_LIBDW_DWARF_UNWIND := 1
92 endif 106 endif
93 107
94 ifeq ($(LIBUNWIND_LIBS),) 108 ifeq ($(LIBUNWIND_LIBS),)
95 NO_LIBUNWIND := 1 109 NO_LIBUNWIND := 1
96 endif 110 endif
97 # 111 #
98 # For linking with debug library, run like: 112 # For linking with debug library, run like:
99 # 113 #
100 # make DEBUG=1 LIBUNWIND_DIR=/opt/libunwind/ 114 # make DEBUG=1 LIBUNWIND_DIR=/opt/libunwind/
101 # 115 #
102 116
103 libunwind_arch_set_flags = $(eval $(libunwind_ 117 libunwind_arch_set_flags = $(eval $(libunwind_arch_set_flags_code))
104 define libunwind_arch_set_flags_code 118 define libunwind_arch_set_flags_code
105 FEATURE_CHECK_CFLAGS-libunwind-$(1) = -I$(L 119 FEATURE_CHECK_CFLAGS-libunwind-$(1) = -I$(LIBUNWIND_DIR)/include
106 FEATURE_CHECK_LDFLAGS-libunwind-$(1) = -L$(L 120 FEATURE_CHECK_LDFLAGS-libunwind-$(1) = -L$(LIBUNWIND_DIR)/lib
107 endef 121 endef
108 122
109 ifdef LIBUNWIND_DIR 123 ifdef LIBUNWIND_DIR
110 LIBUNWIND_CFLAGS = -I$(LIBUNWIND_DIR)/inclu 124 LIBUNWIND_CFLAGS = -I$(LIBUNWIND_DIR)/include
111 LIBUNWIND_LDFLAGS = -L$(LIBUNWIND_DIR)/lib 125 LIBUNWIND_LDFLAGS = -L$(LIBUNWIND_DIR)/lib
112 LIBUNWIND_ARCHS = x86 x86_64 arm aarch64 deb !! 126 LIBUNWIND_ARCHS = x86 x86_64 arm aarch64 debug-frame-arm debug-frame-aarch64
113 $(foreach libunwind_arch,$(LIBUNWIND_ARCHS), 127 $(foreach libunwind_arch,$(LIBUNWIND_ARCHS),$(call libunwind_arch_set_flags,$(libunwind_arch)))
114 endif 128 endif
115 129
116 # Set per-feature check compilation flags 130 # Set per-feature check compilation flags
117 FEATURE_CHECK_CFLAGS-libunwind = $(LIBUNWIND_C 131 FEATURE_CHECK_CFLAGS-libunwind = $(LIBUNWIND_CFLAGS)
118 FEATURE_CHECK_LDFLAGS-libunwind = $(LIBUNWIND_ 132 FEATURE_CHECK_LDFLAGS-libunwind = $(LIBUNWIND_LDFLAGS) $(LIBUNWIND_LIBS)
119 FEATURE_CHECK_CFLAGS-libunwind-debug-frame = $ 133 FEATURE_CHECK_CFLAGS-libunwind-debug-frame = $(LIBUNWIND_CFLAGS)
120 FEATURE_CHECK_LDFLAGS-libunwind-debug-frame = 134 FEATURE_CHECK_LDFLAGS-libunwind-debug-frame = $(LIBUNWIND_LDFLAGS) $(LIBUNWIND_LIBS)
121 135
122 FEATURE_CHECK_LDFLAGS-libunwind-arm += -lunwin 136 FEATURE_CHECK_LDFLAGS-libunwind-arm += -lunwind -lunwind-arm
123 FEATURE_CHECK_LDFLAGS-libunwind-aarch64 += -lu 137 FEATURE_CHECK_LDFLAGS-libunwind-aarch64 += -lunwind -lunwind-aarch64
124 FEATURE_CHECK_LDFLAGS-libunwind-x86 += -lunwin 138 FEATURE_CHECK_LDFLAGS-libunwind-x86 += -lunwind -llzma -lunwind-x86
125 FEATURE_CHECK_LDFLAGS-libunwind-x86_64 += -lun 139 FEATURE_CHECK_LDFLAGS-libunwind-x86_64 += -lunwind -llzma -lunwind-x86_64
126 140
127 FEATURE_CHECK_LDFLAGS-libcrypto = -lcrypto 141 FEATURE_CHECK_LDFLAGS-libcrypto = -lcrypto
128 142
129 ifdef CSINCLUDES 143 ifdef CSINCLUDES
130 LIBOPENCSD_CFLAGS := -I$(CSINCLUDES) 144 LIBOPENCSD_CFLAGS := -I$(CSINCLUDES)
131 endif 145 endif
132 OPENCSDLIBS := -lopencsd_c_api -lopencsd 146 OPENCSDLIBS := -lopencsd_c_api -lopencsd
133 ifeq ($(findstring -static,${LDFLAGS}),-static 147 ifeq ($(findstring -static,${LDFLAGS}),-static)
134 OPENCSDLIBS += -lstdc++ 148 OPENCSDLIBS += -lstdc++
135 endif 149 endif
136 ifdef CSLIBS 150 ifdef CSLIBS
137 LIBOPENCSD_LDFLAGS := -L$(CSLIBS) 151 LIBOPENCSD_LDFLAGS := -L$(CSLIBS)
138 endif 152 endif
139 FEATURE_CHECK_CFLAGS-libopencsd := $(LIBOPENCS 153 FEATURE_CHECK_CFLAGS-libopencsd := $(LIBOPENCSD_CFLAGS)
140 FEATURE_CHECK_LDFLAGS-libopencsd := $(LIBOPENC 154 FEATURE_CHECK_LDFLAGS-libopencsd := $(LIBOPENCSD_LDFLAGS) $(OPENCSDLIBS)
141 155
>> 156 ifeq ($(NO_PERF_REGS),0)
>> 157 CFLAGS += -DHAVE_PERF_REGS_SUPPORT
>> 158 endif
>> 159
142 # for linking with debug library, run like: 160 # for linking with debug library, run like:
143 # make DEBUG=1 LIBDW_DIR=/opt/libdw/ 161 # make DEBUG=1 LIBDW_DIR=/opt/libdw/
144 ifdef LIBDW_DIR 162 ifdef LIBDW_DIR
145 LIBDW_CFLAGS := -I$(LIBDW_DIR)/include 163 LIBDW_CFLAGS := -I$(LIBDW_DIR)/include
146 LIBDW_LDFLAGS := -L$(LIBDW_DIR)/lib 164 LIBDW_LDFLAGS := -L$(LIBDW_DIR)/lib
147 endif 165 endif
148 DWARFLIBS := -ldw 166 DWARFLIBS := -ldw
149 ifeq ($(findstring -static,${LDFLAGS}),-static 167 ifeq ($(findstring -static,${LDFLAGS}),-static)
150 DWARFLIBS += -lelf -lz -llzma -lbz2 -lzstd !! 168 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 169 endif
165 FEATURE_CHECK_CFLAGS-libdw-dwarf-unwind := $(L 170 FEATURE_CHECK_CFLAGS-libdw-dwarf-unwind := $(LIBDW_CFLAGS)
166 FEATURE_CHECK_LDFLAGS-libdw-dwarf-unwind := $( 171 FEATURE_CHECK_LDFLAGS-libdw-dwarf-unwind := $(LIBDW_LDFLAGS) $(DWARFLIBS)
167 172
168 # for linking with debug library, run like: 173 # for linking with debug library, run like:
169 # make DEBUG=1 LIBBABELTRACE_DIR=/opt/libbabel 174 # make DEBUG=1 LIBBABELTRACE_DIR=/opt/libbabeltrace/
170 ifdef LIBBABELTRACE_DIR 175 ifdef LIBBABELTRACE_DIR
171 LIBBABELTRACE_CFLAGS := -I$(LIBBABELTRACE_D 176 LIBBABELTRACE_CFLAGS := -I$(LIBBABELTRACE_DIR)/include
172 LIBBABELTRACE_LDFLAGS := -L$(LIBBABELTRACE_D 177 LIBBABELTRACE_LDFLAGS := -L$(LIBBABELTRACE_DIR)/lib
173 endif 178 endif
174 FEATURE_CHECK_CFLAGS-libbabeltrace := $(LIBBAB 179 FEATURE_CHECK_CFLAGS-libbabeltrace := $(LIBBABELTRACE_CFLAGS)
175 FEATURE_CHECK_LDFLAGS-libbabeltrace := $(LIBBA 180 FEATURE_CHECK_LDFLAGS-libbabeltrace := $(LIBBABELTRACE_LDFLAGS) -lbabeltrace-ctf
176 181
177 # for linking with debug library, run like: <<
178 # make DEBUG=1 LIBCAPSTONE_DIR=/opt/capstone/ <<
179 ifdef LIBCAPSTONE_DIR <<
180 LIBCAPSTONE_CFLAGS := -I$(LIBCAPSTONE_DIR)/ <<
181 LIBCAPSTONE_LDFLAGS := -L$(LIBCAPSTONE_DIR)/ <<
182 endif <<
183 FEATURE_CHECK_CFLAGS-libcapstone := $(LIBCAPST <<
184 FEATURE_CHECK_LDFLAGS-libcapstone := $(LIBCAPS <<
185 <<
186 ifdef LIBZSTD_DIR 182 ifdef LIBZSTD_DIR
187 LIBZSTD_CFLAGS := -I$(LIBZSTD_DIR)/lib 183 LIBZSTD_CFLAGS := -I$(LIBZSTD_DIR)/lib
188 LIBZSTD_LDFLAGS := -L$(LIBZSTD_DIR)/lib 184 LIBZSTD_LDFLAGS := -L$(LIBZSTD_DIR)/lib
189 endif 185 endif
190 FEATURE_CHECK_CFLAGS-libzstd := $(LIBZSTD_CFLA 186 FEATURE_CHECK_CFLAGS-libzstd := $(LIBZSTD_CFLAGS)
191 FEATURE_CHECK_LDFLAGS-libzstd := $(LIBZSTD_LDF 187 FEATURE_CHECK_LDFLAGS-libzstd := $(LIBZSTD_LDFLAGS)
192 188
193 # for linking with debug library, run like: <<
194 # make DEBUG=1 PKG_CONFIG_PATH=/opt/libtraceev <<
195 <<
196 ifneq ($(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 189 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 190 # include ARCH specific config
204 -include $(src-perf)/arch/$(SRCARCH)/Makefile 191 -include $(src-perf)/arch/$(SRCARCH)/Makefile
205 192
206 ifdef PERF_HAVE_ARCH_REGS_QUERY_REGISTER_OFFSE 193 ifdef PERF_HAVE_ARCH_REGS_QUERY_REGISTER_OFFSET
207 CFLAGS += -DHAVE_ARCH_REGS_QUERY_REGISTER_OF 194 CFLAGS += -DHAVE_ARCH_REGS_QUERY_REGISTER_OFFSET
208 endif 195 endif
209 196
210 include $(srctree)/tools/scripts/utilities.mak 197 include $(srctree)/tools/scripts/utilities.mak
211 198
212 ifeq ($(call get-executable,$(FLEX)),) 199 ifeq ($(call get-executable,$(FLEX)),)
213 $(error Error: $(FLEX) is missing on this sy !! 200 dummy := $(error Error: $(FLEX) is missing on this system, please install it)
214 endif 201 endif
215 202
216 ifeq ($(call get-executable,$(BISON)),) 203 ifeq ($(call get-executable,$(BISON)),)
217 $(error Error: $(BISON) is missing on this s !! 204 dummy := $(error Error: $(BISON) is missing on this system, please install it)
218 endif 205 endif
219 206
220 ifneq ($(OUTPUT),) 207 ifneq ($(OUTPUT),)
221 ifeq ($(shell expr $(shell $(BISON) --versio 208 ifeq ($(shell expr $(shell $(BISON) --version | grep bison | sed -e 's/.\+ \([0-9]\+\).\([0-9]\+\).\([0-9]\+\)/\1\2\3/g') \>\= 371), 1)
222 BISON_FILE_PREFIX_MAP := --file-prefix-map 209 BISON_FILE_PREFIX_MAP := --file-prefix-map=$(OUTPUT)=
223 endif 210 endif
224 endif 211 endif
225 212
226 # Treat warnings as errors unless directed not 213 # Treat warnings as errors unless directed not to
227 ifneq ($(WERROR),0) 214 ifneq ($(WERROR),0)
228 CORE_CFLAGS += -Werror 215 CORE_CFLAGS += -Werror
229 CXXFLAGS += -Werror 216 CXXFLAGS += -Werror
230 HOSTCFLAGS += -Werror <<
231 endif 217 endif
232 218
233 ifndef DEBUG 219 ifndef DEBUG
234 DEBUG := 0 220 DEBUG := 0
235 endif 221 endif
236 222
237 ifeq ($(DEBUG),0) 223 ifeq ($(DEBUG),0)
238 CORE_CFLAGS += -DNDEBUG=1 !! 224 ifeq ($(CC_NO_CLANG), 0)
239 CORE_CFLAGS += -O3 !! 225 CORE_CFLAGS += -O3
240 else 226 else
241 CORE_CFLAGS += -g !! 227 CORE_CFLAGS += -O6
242 CXXFLAGS += -g !! 228 endif
243 endif 229 endif
244 230
245 ifdef PARSER_DEBUG 231 ifdef PARSER_DEBUG
246 PARSER_DEBUG_BISON := -t 232 PARSER_DEBUG_BISON := -t
247 PARSER_DEBUG_FLEX := -d 233 PARSER_DEBUG_FLEX := -d
248 CFLAGS += -DPARSER_DEBUG 234 CFLAGS += -DPARSER_DEBUG
249 $(call detected_var,PARSER_DEBUG_BISON) 235 $(call detected_var,PARSER_DEBUG_BISON)
250 $(call detected_var,PARSER_DEBUG_FLEX) 236 $(call detected_var,PARSER_DEBUG_FLEX)
251 endif 237 endif
252 238
253 ifdef LTO <<
254 CORE_CFLAGS += -flto <<
255 CXXFLAGS += -flto <<
256 endif <<
257 <<
258 # Try different combinations to accommodate sy 239 # Try different combinations to accommodate systems that only have
259 # python[2][3]-config in weird combinations in 240 # python[2][3]-config in weird combinations in the following order of
260 # priority from lowest to highest: 241 # priority from lowest to highest:
261 # * python2-config as per pep-0394. <<
262 # * python-config <<
263 # * python3-config 242 # * python3-config
>> 243 # * python-config
>> 244 # * python2-config as per pep-0394.
264 # * $(PYTHON)-config (If PYTHON is user supp 245 # * $(PYTHON)-config (If PYTHON is user supplied but PYTHON_CONFIG isn't)
265 # 246 #
266 PYTHON_AUTO := python-config 247 PYTHON_AUTO := python-config
267 PYTHON_AUTO := $(if $(call get-executable,pyth <<
268 PYTHON_AUTO := $(if $(call get-executable,pyth <<
269 PYTHON_AUTO := $(if $(call get-executable,pyth 248 PYTHON_AUTO := $(if $(call get-executable,python3-config),python3-config,$(PYTHON_AUTO))
>> 249 PYTHON_AUTO := $(if $(call get-executable,python-config),python-config,$(PYTHON_AUTO))
>> 250 PYTHON_AUTO := $(if $(call get-executable,python2-config),python2-config,$(PYTHON_AUTO))
270 251
271 # If PYTHON is defined but PYTHON_CONFIG isn't 252 # If PYTHON is defined but PYTHON_CONFIG isn't, then take $(PYTHON)-config as if it was the user
272 # supplied value for PYTHON_CONFIG. Because it 253 # supplied value for PYTHON_CONFIG. Because it's "user supplied", error out if it doesn't exist.
273 ifdef PYTHON 254 ifdef PYTHON
274 ifndef PYTHON_CONFIG 255 ifndef PYTHON_CONFIG
275 PYTHON_CONFIG_AUTO := $(call get-executabl 256 PYTHON_CONFIG_AUTO := $(call get-executable,$(PYTHON)-config)
276 PYTHON_CONFIG := $(if $(PYTHON_CONFIG_AUTO 257 PYTHON_CONFIG := $(if $(PYTHON_CONFIG_AUTO),$(PYTHON_CONFIG_AUTO),\
277 $(call $(error $(PYT 258 $(call $(error $(PYTHON)-config not found)))
278 endif 259 endif
279 endif 260 endif
280 261
281 # Select either auto detected python and pytho 262 # Select either auto detected python and python-config or use user supplied values if they are
282 # defined. get-executable-or-default fails wit 263 # defined. get-executable-or-default fails with an error if the first argument is supplied but
283 # doesn't exist. 264 # doesn't exist.
284 override PYTHON_CONFIG := $(call get-executabl 265 override PYTHON_CONFIG := $(call get-executable-or-default,PYTHON_CONFIG,$(PYTHON_AUTO))
285 override PYTHON := $(call get-executable-or-de 266 override PYTHON := $(call get-executable-or-default,PYTHON,$(subst -config,,$(PYTHON_CONFIG)))
286 267
287 grep-libs = $(filter -l%,$(1)) 268 grep-libs = $(filter -l%,$(1))
288 strip-libs = $(filter-out -l%,$(1)) 269 strip-libs = $(filter-out -l%,$(1))
289 270
290 PYTHON_CONFIG_SQ := $(call shell-sq,$(PYTHON_C 271 PYTHON_CONFIG_SQ := $(call shell-sq,$(PYTHON_CONFIG))
291 272
292 # Python 3.8 changed the output of `python-con 273 # Python 3.8 changed the output of `python-config --ldflags` to not include the
293 # '-lpythonX.Y' flag unless '--embed' is also 274 # '-lpythonX.Y' flag unless '--embed' is also passed. The feature check for
294 # libpython fails if that flag is not included 275 # libpython fails if that flag is not included in LDFLAGS
295 ifeq ($(shell $(PYTHON_CONFIG_SQ) --ldflags -- 276 ifeq ($(shell $(PYTHON_CONFIG_SQ) --ldflags --embed 2>&1 1>/dev/null; echo $$?), 0)
296 PYTHON_CONFIG_LDFLAGS := --ldflags --embed 277 PYTHON_CONFIG_LDFLAGS := --ldflags --embed
297 else 278 else
298 PYTHON_CONFIG_LDFLAGS := --ldflags 279 PYTHON_CONFIG_LDFLAGS := --ldflags
299 endif 280 endif
300 281
301 ifdef PYTHON_CONFIG 282 ifdef PYTHON_CONFIG
302 PYTHON_EMBED_LDOPTS := $(shell $(PYTHON_CONF 283 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,$( 284 PYTHON_EMBED_LDFLAGS := $(call strip-libs,$(PYTHON_EMBED_LDOPTS))
309 PYTHON_EMBED_LIBADD := $(call grep-libs,$(PY 285 PYTHON_EMBED_LIBADD := $(call grep-libs,$(PYTHON_EMBED_LDOPTS)) -lutil
310 PYTHON_EMBED_CCOPTS := $(shell $(PYTHON_CONF 286 PYTHON_EMBED_CCOPTS := $(shell $(PYTHON_CONFIG_SQ) --includes 2>/dev/null)
311 FLAGS_PYTHON_EMBED := $(PYTHON_EMBED_CCOPTS) 287 FLAGS_PYTHON_EMBED := $(PYTHON_EMBED_CCOPTS) $(PYTHON_EMBED_LDOPTS)
312 ifeq ($(CC_NO_CLANG), 0) 288 ifeq ($(CC_NO_CLANG), 0)
313 PYTHON_EMBED_CCOPTS := $(filter-out -ffat- 289 PYTHON_EMBED_CCOPTS := $(filter-out -ffat-lto-objects, $(PYTHON_EMBED_CCOPTS))
314 endif 290 endif
315 endif 291 endif
316 292
317 FEATURE_CHECK_CFLAGS-libpython := $(PYTHON_EMB 293 FEATURE_CHECK_CFLAGS-libpython := $(PYTHON_EMBED_CCOPTS)
318 FEATURE_CHECK_LDFLAGS-libpython := $(PYTHON_EM 294 FEATURE_CHECK_LDFLAGS-libpython := $(PYTHON_EMBED_LDOPTS)
319 295
320 FEATURE_CHECK_LDFLAGS-libaio = -lrt 296 FEATURE_CHECK_LDFLAGS-libaio = -lrt
321 297
322 FEATURE_CHECK_LDFLAGS-disassembler-four-args = 298 FEATURE_CHECK_LDFLAGS-disassembler-four-args = -lbfd -lopcodes -ldl
323 FEATURE_CHECK_LDFLAGS-disassembler-init-styled 299 FEATURE_CHECK_LDFLAGS-disassembler-init-styled = -lbfd -lopcodes -ldl
324 300
325 CORE_CFLAGS += -fno-omit-frame-pointer 301 CORE_CFLAGS += -fno-omit-frame-pointer
>> 302 CORE_CFLAGS += -ggdb3
>> 303 CORE_CFLAGS += -funwind-tables
326 CORE_CFLAGS += -Wall 304 CORE_CFLAGS += -Wall
327 CORE_CFLAGS += -Wextra 305 CORE_CFLAGS += -Wextra
328 CORE_CFLAGS += -std=gnu11 !! 306 CORE_CFLAGS += -std=gnu99
329 307
330 CXXFLAGS += -std=gnu++17 -fno-exceptions -fno- !! 308 CXXFLAGS += -std=gnu++11 -fno-exceptions -fno-rtti
331 CXXFLAGS += -Wall 309 CXXFLAGS += -Wall
332 CXXFLAGS += -Wextra <<
333 CXXFLAGS += -fno-omit-frame-pointer 310 CXXFLAGS += -fno-omit-frame-pointer
334 !! 311 CXXFLAGS += -ggdb3
335 HOSTCFLAGS += -Wall !! 312 CXXFLAGS += -funwind-tables
336 HOSTCFLAGS += -Wextra !! 313 CXXFLAGS += -Wno-strict-aliasing
337 314
338 # Enforce a non-executable stack, as we may re 315 # Enforce a non-executable stack, as we may regress (again) in the future by
339 # adding assembler files missing the .GNU-stac 316 # adding assembler files missing the .GNU-stack linker note.
340 LDFLAGS += -Wl,-z,noexecstack 317 LDFLAGS += -Wl,-z,noexecstack
341 318
342 EXTLIBS = -lpthread -lrt -lm -ldl 319 EXTLIBS = -lpthread -lrt -lm -ldl
343 320
344 ifneq ($(TCMALLOC),) 321 ifneq ($(TCMALLOC),)
345 CFLAGS += -fno-builtin-malloc -fno-builtin-c 322 CFLAGS += -fno-builtin-malloc -fno-builtin-calloc -fno-builtin-realloc -fno-builtin-free
346 EXTLIBS += -ltcmalloc 323 EXTLIBS += -ltcmalloc
347 endif 324 endif
348 325
349 ifeq ($(FEATURES_DUMP),) 326 ifeq ($(FEATURES_DUMP),)
350 # We will display at the end of this Makefile. 327 # We will display at the end of this Makefile.config, using $(call feature_display_entries)
351 # As we may retry some feature detection here, 328 # As we may retry some feature detection here, see the disassembler-four-args case, for instance
352 FEATURE_DISPLAY_DEFERRED := 1 329 FEATURE_DISPLAY_DEFERRED := 1
353 include $(srctree)/tools/build/Makefile.featur 330 include $(srctree)/tools/build/Makefile.feature
354 else 331 else
355 include $(FEATURES_DUMP) 332 include $(FEATURES_DUMP)
356 endif 333 endif
357 334
358 ifeq ($(feature-stackprotector-all), 1) 335 ifeq ($(feature-stackprotector-all), 1)
359 CORE_CFLAGS += -fstack-protector-all 336 CORE_CFLAGS += -fstack-protector-all
360 endif 337 endif
361 338
362 ifeq ($(DEBUG),0) 339 ifeq ($(DEBUG),0)
363 ifeq ($(feature-fortify-source), 1) 340 ifeq ($(feature-fortify-source), 1)
364 CORE_CFLAGS += -U_FORTIFY_SOURCE -D_FORTIF !! 341 CORE_CFLAGS += -D_FORTIFY_SOURCE=2
365 endif 342 endif
366 endif 343 endif
367 344
>> 345 INC_FLAGS += -I$(srctree)/tools/lib/perf/include
368 INC_FLAGS += -I$(src-perf)/util/include 346 INC_FLAGS += -I$(src-perf)/util/include
369 INC_FLAGS += -I$(src-perf)/arch/$(SRCARCH)/inc 347 INC_FLAGS += -I$(src-perf)/arch/$(SRCARCH)/include
370 INC_FLAGS += -I$(srctree)/tools/include/ 348 INC_FLAGS += -I$(srctree)/tools/include/
371 INC_FLAGS += -I$(srctree)/tools/arch/$(SRCARCH 349 INC_FLAGS += -I$(srctree)/tools/arch/$(SRCARCH)/include/uapi
372 INC_FLAGS += -I$(srctree)/tools/include/uapi 350 INC_FLAGS += -I$(srctree)/tools/include/uapi
373 INC_FLAGS += -I$(srctree)/tools/arch/$(SRCARCH 351 INC_FLAGS += -I$(srctree)/tools/arch/$(SRCARCH)/include/
374 INC_FLAGS += -I$(srctree)/tools/arch/$(SRCARCH 352 INC_FLAGS += -I$(srctree)/tools/arch/$(SRCARCH)/
375 353
376 # $(obj-perf) for generated common-cmds.h 354 # $(obj-perf) for generated common-cmds.h
377 # $(obj-perf)/util for generated bison/flex he 355 # $(obj-perf)/util for generated bison/flex headers
378 ifneq ($(OUTPUT),) 356 ifneq ($(OUTPUT),)
379 INC_FLAGS += -I$(obj-perf)/util 357 INC_FLAGS += -I$(obj-perf)/util
380 INC_FLAGS += -I$(obj-perf) 358 INC_FLAGS += -I$(obj-perf)
381 endif 359 endif
382 360
383 INC_FLAGS += -I$(src-perf)/util 361 INC_FLAGS += -I$(src-perf)/util
384 INC_FLAGS += -I$(src-perf) 362 INC_FLAGS += -I$(src-perf)
>> 363 INC_FLAGS += -I$(srctree)/tools/lib/
385 364
386 CORE_CFLAGS += -D_LARGEFILE64_SOURCE -D_FILE_O 365 CORE_CFLAGS += -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE
387 366
388 CFLAGS += $(CORE_CFLAGS) $(INC_FLAGS) 367 CFLAGS += $(CORE_CFLAGS) $(INC_FLAGS)
389 CXXFLAGS += $(INC_FLAGS) 368 CXXFLAGS += $(INC_FLAGS)
390 369
391 LIBPERF_CFLAGS := $(CORE_CFLAGS) $(EXTRA_CFLAG 370 LIBPERF_CFLAGS := $(CORE_CFLAGS) $(EXTRA_CFLAGS)
392 371
393 ifeq ($(feature-pthread-attr-setaffinity-np), 372 ifeq ($(feature-pthread-attr-setaffinity-np), 1)
394 CFLAGS += -DHAVE_PTHREAD_ATTR_SETAFFINITY_NP 373 CFLAGS += -DHAVE_PTHREAD_ATTR_SETAFFINITY_NP
395 endif 374 endif
396 375
397 ifeq ($(feature-pthread-barrier), 1) 376 ifeq ($(feature-pthread-barrier), 1)
398 CFLAGS += -DHAVE_PTHREAD_BARRIER 377 CFLAGS += -DHAVE_PTHREAD_BARRIER
399 endif 378 endif
400 379
401 ifndef NO_BIONIC 380 ifndef NO_BIONIC
402 $(call feature_check,bionic) 381 $(call feature_check,bionic)
403 ifeq ($(feature-bionic), 1) 382 ifeq ($(feature-bionic), 1)
404 BIONIC := 1 383 BIONIC := 1
405 CFLAGS += -DLACKS_SIGQUEUE_PROTOTYPE 384 CFLAGS += -DLACKS_SIGQUEUE_PROTOTYPE
406 CFLAGS += -DLACKS_OPEN_MEMSTREAM_PROTOTYPE 385 CFLAGS += -DLACKS_OPEN_MEMSTREAM_PROTOTYPE
407 EXTLIBS := $(filter-out -lrt,$(EXTLIBS)) 386 EXTLIBS := $(filter-out -lrt,$(EXTLIBS))
408 EXTLIBS := $(filter-out -lpthread,$(EXTLIB 387 EXTLIBS := $(filter-out -lpthread,$(EXTLIBS))
409 endif 388 endif
410 endif 389 endif
411 390
412 ifeq ($(feature-eventfd), 1) 391 ifeq ($(feature-eventfd), 1)
413 CFLAGS += -DHAVE_EVENTFD_SUPPORT 392 CFLAGS += -DHAVE_EVENTFD_SUPPORT
414 endif 393 endif
415 394
416 ifeq ($(feature-get_current_dir_name), 1) 395 ifeq ($(feature-get_current_dir_name), 1)
417 CFLAGS += -DHAVE_GET_CURRENT_DIR_NAME 396 CFLAGS += -DHAVE_GET_CURRENT_DIR_NAME
418 endif 397 endif
419 398
420 ifeq ($(feature-gettid), 1) 399 ifeq ($(feature-gettid), 1)
421 CFLAGS += -DHAVE_GETTID 400 CFLAGS += -DHAVE_GETTID
422 endif 401 endif
423 402
424 ifeq ($(feature-file-handle), 1) 403 ifeq ($(feature-file-handle), 1)
425 CFLAGS += -DHAVE_FILE_HANDLE 404 CFLAGS += -DHAVE_FILE_HANDLE
426 endif 405 endif
427 406
428 ifdef NO_LIBELF 407 ifdef NO_LIBELF
429 NO_DWARF := 1 408 NO_DWARF := 1
>> 409 NO_DEMANGLE := 1
430 NO_LIBUNWIND := 1 410 NO_LIBUNWIND := 1
431 NO_LIBDW_DWARF_UNWIND := 1 411 NO_LIBDW_DWARF_UNWIND := 1
432 NO_LIBBPF := 1 412 NO_LIBBPF := 1
433 NO_JVMTI := 1 413 NO_JVMTI := 1
434 else 414 else
435 ifeq ($(feature-libelf), 0) 415 ifeq ($(feature-libelf), 0)
436 ifeq ($(feature-glibc), 1) 416 ifeq ($(feature-glibc), 1)
437 LIBC_SUPPORT := 1 417 LIBC_SUPPORT := 1
438 endif 418 endif
439 ifeq ($(BIONIC),1) 419 ifeq ($(BIONIC),1)
440 LIBC_SUPPORT := 1 420 LIBC_SUPPORT := 1
441 endif 421 endif
442 ifeq ($(LIBC_SUPPORT),1) 422 ifeq ($(LIBC_SUPPORT),1)
443 $(error ERROR: No libelf found. Disables !! 423 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);
>> 424
>> 425 NO_LIBELF := 1
>> 426 NO_DWARF := 1
>> 427 NO_DEMANGLE := 1
>> 428 NO_LIBUNWIND := 1
>> 429 NO_LIBDW_DWARF_UNWIND := 1
>> 430 NO_LIBBPF := 1
>> 431 NO_JVMTI := 1
444 else 432 else
445 ifneq ($(filter s% -fsanitize=address%,$ 433 ifneq ($(filter s% -fsanitize=address%,$(EXTRA_CFLAGS),),)
446 ifneq ($(shell ldconfig -p | grep liba 434 ifneq ($(shell ldconfig -p | grep libasan >/dev/null 2>&1; echo $$?), 0)
447 $(error No libasan found, please ins !! 435 msg := $(error No libasan found, please install libasan);
448 endif 436 endif
449 endif 437 endif
450 438
451 ifneq ($(filter s% -fsanitize=undefined% 439 ifneq ($(filter s% -fsanitize=undefined%,$(EXTRA_CFLAGS),),)
452 ifneq ($(shell ldconfig -p | grep libu 440 ifneq ($(shell ldconfig -p | grep libubsan >/dev/null 2>&1; echo $$?), 0)
453 $(error No libubsan found, please in !! 441 msg := $(error No libubsan found, please install libubsan);
454 endif 442 endif
455 endif 443 endif
456 444
457 ifneq ($(filter s% -static%,$(LDFLAGS),) 445 ifneq ($(filter s% -static%,$(LDFLAGS),),)
458 $(error No static glibc found, please !! 446 msg := $(error No static glibc found, please install glibc-static);
459 else 447 else
460 $(error No gnu/libc-version.h found, p !! 448 msg := $(error No gnu/libc-version.h found, please install glibc-dev[el]);
461 endif 449 endif
462 endif 450 endif
463 else 451 else
464 ifndef NO_LIBDW_DWARF_UNWIND 452 ifndef NO_LIBDW_DWARF_UNWIND
465 ifneq ($(feature-libdw-dwarf-unwind),1) 453 ifneq ($(feature-libdw-dwarf-unwind),1)
466 NO_LIBDW_DWARF_UNWIND := 1 454 NO_LIBDW_DWARF_UNWIND := 1
467 $(warning No libdw DWARF unwind found, !! 455 msg := $(warning No libdw DWARF unwind found, Please install elfutils-devel/libdw-dev >= 0.158 and/or set LIBDW_DIR);
468 endif 456 endif
469 endif 457 endif
470 ifneq ($(feature-dwarf), 1) 458 ifneq ($(feature-dwarf), 1)
471 ifndef NO_DWARF 459 ifndef NO_DWARF
472 $(warning No libdw.h found or old libd !! 460 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 := 1 461 NO_DWARF := 1
474 endif 462 endif
475 else 463 else
476 ifneq ($(feature-dwarf_getlocations), 1) 464 ifneq ($(feature-dwarf_getlocations), 1)
477 $(warning Old libdw.h, finding variabl !! 465 msg := $(warning Old libdw.h, finding variables at given 'perf probe' point will not work, install elfutils-devel/libdw-dev >= 0.157);
478 else 466 else
479 CFLAGS += -DHAVE_DWARF_GETLOCATIONS_SU 467 CFLAGS += -DHAVE_DWARF_GETLOCATIONS_SUPPORT
480 endif # dwarf_getlocations 468 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 469 endif # Dwarf support
487 endif # libelf support 470 endif # libelf support
488 endif # NO_LIBELF 471 endif # NO_LIBELF
489 472
>> 473 ifeq ($(feature-glibc), 1)
>> 474 CFLAGS += -DHAVE_GLIBC_SUPPORT
>> 475 endif
>> 476
490 ifeq ($(feature-libaio), 1) 477 ifeq ($(feature-libaio), 1)
491 ifndef NO_AIO 478 ifndef NO_AIO
492 CFLAGS += -DHAVE_AIO_SUPPORT 479 CFLAGS += -DHAVE_AIO_SUPPORT
493 endif 480 endif
494 endif 481 endif
495 482
496 ifdef NO_DWARF 483 ifdef NO_DWARF
497 NO_LIBDW_DWARF_UNWIND := 1 484 NO_LIBDW_DWARF_UNWIND := 1
498 endif 485 endif
499 486
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) 487 ifeq ($(feature-sched_getcpu), 1)
508 CFLAGS += -DHAVE_SCHED_GETCPU_SUPPORT 488 CFLAGS += -DHAVE_SCHED_GETCPU_SUPPORT
509 endif 489 endif
510 490
511 ifeq ($(feature-setns), 1) 491 ifeq ($(feature-setns), 1)
512 CFLAGS += -DHAVE_SETNS_SUPPORT 492 CFLAGS += -DHAVE_SETNS_SUPPORT
513 $(call detected,CONFIG_SETNS) 493 $(call detected,CONFIG_SETNS)
514 endif 494 endif
515 495
516 ifdef CORESIGHT 496 ifdef CORESIGHT
517 $(call feature_check,libopencsd) 497 $(call feature_check,libopencsd)
518 ifeq ($(feature-libopencsd), 1) 498 ifeq ($(feature-libopencsd), 1)
519 CFLAGS += -DHAVE_CSTRACE_SUPPORT $(LIBOPEN 499 CFLAGS += -DHAVE_CSTRACE_SUPPORT $(LIBOPENCSD_CFLAGS)
520 ifeq ($(feature-reallocarray), 0) 500 ifeq ($(feature-reallocarray), 0)
521 CFLAGS += -DCOMPAT_NEED_REALLOCARRAY 501 CFLAGS += -DCOMPAT_NEED_REALLOCARRAY
522 endif 502 endif
523 LDFLAGS += $(LIBOPENCSD_LDFLAGS) 503 LDFLAGS += $(LIBOPENCSD_LDFLAGS)
524 EXTLIBS += $(OPENCSDLIBS) 504 EXTLIBS += $(OPENCSDLIBS)
525 $(call detected,CONFIG_LIBOPENCSD) 505 $(call detected,CONFIG_LIBOPENCSD)
526 ifdef CSTRACE_RAW 506 ifdef CSTRACE_RAW
527 CFLAGS += -DCS_DEBUG_RAW 507 CFLAGS += -DCS_DEBUG_RAW
528 ifeq (${CSTRACE_RAW}, packed) 508 ifeq (${CSTRACE_RAW}, packed)
529 CFLAGS += -DCS_RAW_PACKED 509 CFLAGS += -DCS_RAW_PACKED
530 endif 510 endif
531 endif 511 endif
532 else 512 else
533 $(error Error: No libopencsd library found !! 513 dummy := $(error Error: No libopencsd library found or the version is not up-to-date. Please install recent libopencsd to build with CORESIGHT=1)
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 514 endif
545 endif 515 endif
546 516
547 ifndef NO_LIBELF 517 ifndef NO_LIBELF
548 CFLAGS += -DHAVE_LIBELF_SUPPORT 518 CFLAGS += -DHAVE_LIBELF_SUPPORT
549 EXTLIBS += -lelf 519 EXTLIBS += -lelf
550 $(call detected,CONFIG_LIBELF) 520 $(call detected,CONFIG_LIBELF)
551 521
552 ifeq ($(feature-libelf-getphdrnum), 1) 522 ifeq ($(feature-libelf-getphdrnum), 1)
553 CFLAGS += -DHAVE_ELF_GETPHDRNUM_SUPPORT 523 CFLAGS += -DHAVE_ELF_GETPHDRNUM_SUPPORT
554 endif 524 endif
555 525
556 ifeq ($(feature-libelf-gelf_getnote), 1) 526 ifeq ($(feature-libelf-gelf_getnote), 1)
557 CFLAGS += -DHAVE_GELF_GETNOTE_SUPPORT 527 CFLAGS += -DHAVE_GELF_GETNOTE_SUPPORT
558 else 528 else
559 $(warning gelf_getnote() not found on libe !! 529 msg := $(warning gelf_getnote() not found on libelf, SDT support disabled);
560 endif 530 endif
561 531
562 ifeq ($(feature-libelf-getshdrstrndx), 1) 532 ifeq ($(feature-libelf-getshdrstrndx), 1)
563 CFLAGS += -DHAVE_ELF_GETSHDRSTRNDX_SUPPORT 533 CFLAGS += -DHAVE_ELF_GETSHDRSTRNDX_SUPPORT
564 endif 534 endif
565 535
566 ifndef NO_LIBDEBUGINFOD 536 ifndef NO_LIBDEBUGINFOD
567 $(call feature_check,libdebuginfod) 537 $(call feature_check,libdebuginfod)
568 ifeq ($(feature-libdebuginfod), 1) 538 ifeq ($(feature-libdebuginfod), 1)
569 CFLAGS += -DHAVE_DEBUGINFOD_SUPPORT 539 CFLAGS += -DHAVE_DEBUGINFOD_SUPPORT
570 EXTLIBS += -ldebuginfod 540 EXTLIBS += -ldebuginfod
571 endif 541 endif
572 endif 542 endif
573 543
574 ifndef NO_DWARF 544 ifndef NO_DWARF
575 ifeq ($(origin PERF_HAVE_DWARF_REGS), unde 545 ifeq ($(origin PERF_HAVE_DWARF_REGS), undefined)
576 $(warning DWARF register mappings have n !! 546 msg := $(warning DWARF register mappings have not been defined for architecture $(SRCARCH), DWARF support disabled);
577 NO_DWARF := 1 547 NO_DWARF := 1
578 else 548 else
579 CFLAGS += -DHAVE_DWARF_SUPPORT $(LIBDW_C 549 CFLAGS += -DHAVE_DWARF_SUPPORT $(LIBDW_CFLAGS)
580 LDFLAGS += $(LIBDW_LDFLAGS) 550 LDFLAGS += $(LIBDW_LDFLAGS)
581 EXTLIBS += ${DWARFLIBS} 551 EXTLIBS += ${DWARFLIBS}
582 $(call detected,CONFIG_DWARF) 552 $(call detected,CONFIG_DWARF)
583 endif # PERF_HAVE_DWARF_REGS 553 endif # PERF_HAVE_DWARF_REGS
584 endif # NO_DWARF 554 endif # NO_DWARF
585 555
586 ifndef NO_LIBBPF 556 ifndef NO_LIBBPF
587 ifeq ($(feature-bpf), 1) 557 ifeq ($(feature-bpf), 1)
>> 558 CFLAGS += -DHAVE_LIBBPF_SUPPORT
>> 559 $(call detected,CONFIG_LIBBPF)
>> 560
588 # detecting libbpf without LIBBPF_DYNAMI 561 # detecting libbpf without LIBBPF_DYNAMIC, so make VF=1 shows libbpf detection status
589 $(call feature_check,libbpf) 562 $(call feature_check,libbpf)
590 <<
591 ifdef LIBBPF_DYNAMIC 563 ifdef LIBBPF_DYNAMIC
592 ifeq ($(feature-libbpf), 1) 564 ifeq ($(feature-libbpf), 1)
593 EXTLIBS += -lbpf 565 EXTLIBS += -lbpf
594 CFLAGS += -DHAVE_LIBBPF_SUPPORT <<
595 $(call detected,CONFIG_LIBBPF) <<
596 $(call detected,CONFIG_LIBBPF_DYNAMI 566 $(call detected,CONFIG_LIBBPF_DYNAMIC)
>> 567
>> 568 $(call feature_check,libbpf-btf__load_from_kernel_by_id)
>> 569 ifeq ($(feature-libbpf-btf__load_from_kernel_by_id), 1)
>> 570 CFLAGS += -DHAVE_LIBBPF_BTF__LOAD_FROM_KERNEL_BY_ID
>> 571 endif
597 else 572 else
598 $(error Error: No libbpf devel libra !! 573 dummy := $(error Error: No libbpf devel library found, please install libbpf-devel);
599 endif 574 endif
600 else 575 else
601 ifeq ($(NO_ZLIB), 1) !! 576 CFLAGS += -DHAVE_LIBBPF_BTF__LOAD_FROM_KERNEL_BY_ID
602 $(warning Warning: Statically buildi !! 577 endif
603 NO_LIBBPF := 1 !! 578 endif
604 else !! 579
605 # Libbpf will be built as a static l !! 580 ifndef NO_DWARF
606 LIBBPF_STATIC := 1 !! 581 ifdef PERF_HAVE_ARCH_REGS_QUERY_REGISTER_OFFSET
607 $(call detected,CONFIG_LIBBPF) !! 582 CFLAGS += -DHAVE_BPF_PROLOGUE
608 CFLAGS += -DHAVE_LIBBPF_SUPPORT !! 583 $(call detected,CONFIG_BPF_PROLOGUE)
609 endif !! 584 else
>> 585 msg := $(warning BPF prologue is not supported by architecture $(SRCARCH), missing regs_query_register_offset());
610 endif 586 endif
>> 587 else
>> 588 msg := $(warning DWARF support is off, BPF prologue is disabled);
611 endif 589 endif
>> 590
612 endif # NO_LIBBPF 591 endif # NO_LIBBPF
613 endif # NO_LIBELF 592 endif # NO_LIBELF
614 593
615 ifndef NO_SDT 594 ifndef NO_SDT
616 ifneq ($(feature-sdt), 1) 595 ifneq ($(feature-sdt), 1)
617 $(warning No sys/sdt.h found, no SDT event !! 596 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; 597 NO_SDT := 1;
619 else 598 else
620 CFLAGS += -DHAVE_SDT_EVENT 599 CFLAGS += -DHAVE_SDT_EVENT
621 $(call detected,CONFIG_SDT_EVENT) 600 $(call detected,CONFIG_SDT_EVENT)
622 endif 601 endif
623 endif 602 endif
624 603
625 ifdef PERF_HAVE_JITDUMP 604 ifdef PERF_HAVE_JITDUMP
626 ifndef NO_LIBELF 605 ifndef NO_LIBELF
627 $(call detected,CONFIG_JITDUMP) 606 $(call detected,CONFIG_JITDUMP)
628 CFLAGS += -DHAVE_JITDUMP 607 CFLAGS += -DHAVE_JITDUMP
629 endif 608 endif
630 endif 609 endif
631 610
632 ifeq ($(SRCARCH),powerpc) 611 ifeq ($(SRCARCH),powerpc)
633 ifndef NO_DWARF 612 ifndef NO_DWARF
634 CFLAGS += -DHAVE_SKIP_CALLCHAIN_IDX 613 CFLAGS += -DHAVE_SKIP_CALLCHAIN_IDX
635 endif 614 endif
636 endif 615 endif
637 616
638 ifndef NO_LIBUNWIND 617 ifndef NO_LIBUNWIND
639 have_libunwind := 618 have_libunwind :=
640 619
641 $(call feature_check,libunwind-x86) 620 $(call feature_check,libunwind-x86)
642 ifeq ($(feature-libunwind-x86), 1) 621 ifeq ($(feature-libunwind-x86), 1)
643 $(call detected,CONFIG_LIBUNWIND_X86) 622 $(call detected,CONFIG_LIBUNWIND_X86)
644 CFLAGS += -DHAVE_LIBUNWIND_X86_SUPPORT 623 CFLAGS += -DHAVE_LIBUNWIND_X86_SUPPORT
645 LDFLAGS += -lunwind-x86 624 LDFLAGS += -lunwind-x86
646 EXTLIBS_LIBUNWIND += -lunwind-x86 625 EXTLIBS_LIBUNWIND += -lunwind-x86
647 have_libunwind = 1 626 have_libunwind = 1
648 endif 627 endif
649 628
650 $(call feature_check,libunwind-aarch64) 629 $(call feature_check,libunwind-aarch64)
651 ifeq ($(feature-libunwind-aarch64), 1) 630 ifeq ($(feature-libunwind-aarch64), 1)
652 $(call detected,CONFIG_LIBUNWIND_AARCH64) 631 $(call detected,CONFIG_LIBUNWIND_AARCH64)
653 CFLAGS += -DHAVE_LIBUNWIND_AARCH64_SUPPORT 632 CFLAGS += -DHAVE_LIBUNWIND_AARCH64_SUPPORT
654 LDFLAGS += -lunwind-aarch64 633 LDFLAGS += -lunwind-aarch64
655 EXTLIBS_LIBUNWIND += -lunwind-aarch64 634 EXTLIBS_LIBUNWIND += -lunwind-aarch64
656 have_libunwind = 1 635 have_libunwind = 1
657 $(call feature_check,libunwind-debug-frame 636 $(call feature_check,libunwind-debug-frame-aarch64)
658 ifneq ($(feature-libunwind-debug-frame-aar 637 ifneq ($(feature-libunwind-debug-frame-aarch64), 1)
659 $(warning No debug_frame support found i !! 638 msg := $(warning No debug_frame support found in libunwind-aarch64);
660 CFLAGS += -DNO_LIBUNWIND_DEBUG_FRAME_AAR 639 CFLAGS += -DNO_LIBUNWIND_DEBUG_FRAME_AARCH64
661 endif 640 endif
662 endif 641 endif
663 642
664 ifneq ($(feature-libunwind), 1) 643 ifneq ($(feature-libunwind), 1)
665 $(warning No libunwind found. Please insta !! 644 msg := $(warning No libunwind found. Please install libunwind-dev[el] >= 1.1 and/or set LIBUNWIND_DIR);
666 NO_LOCAL_LIBUNWIND := 1 645 NO_LOCAL_LIBUNWIND := 1
667 else 646 else
668 have_libunwind := 1 647 have_libunwind := 1
669 $(call detected,CONFIG_LOCAL_LIBUNWIND) 648 $(call detected,CONFIG_LOCAL_LIBUNWIND)
670 endif 649 endif
671 650
672 ifneq ($(have_libunwind), 1) 651 ifneq ($(have_libunwind), 1)
673 NO_LIBUNWIND := 1 652 NO_LIBUNWIND := 1
674 endif 653 endif
675 else 654 else
676 NO_LOCAL_LIBUNWIND := 1 655 NO_LOCAL_LIBUNWIND := 1
677 endif 656 endif
678 657
679 ifndef NO_LIBBPF 658 ifndef NO_LIBBPF
680 ifneq ($(feature-bpf), 1) 659 ifneq ($(feature-bpf), 1)
681 $(warning BPF API too old. Please install !! 660 msg := $(warning BPF API too old. Please install recent kernel headers. BPF support in 'perf record' is disabled.)
682 NO_LIBBPF := 1 661 NO_LIBBPF := 1
683 endif 662 endif
684 endif 663 endif
685 664
686 ifndef BUILD_BPF_SKEL !! 665 ifdef BUILD_BPF_SKEL
687 # BPF skeletons control a large number of pe !! 666 $(call feature_check,clang-bpf-co-re)
688 # they are enabled. !! 667 ifeq ($(feature-clang-bpf-co-re), 0)
689 BUILD_BPF_SKEL := 1 !! 668 dummy := $(error Error: clang too old/not installed. Please install recent clang to build with BUILD_BPF_SKEL)
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 669 endif
723 endif !! 670 $(call detected,CONFIG_PERF_BPF_SKEL)
724 !! 671 CFLAGS += -DHAVE_BPF_SKEL
725 ifndef GEN_VMLINUX_H <<
726 VMLINUX_H=$(src-perf)/util/bpf_skel/vmlinux/ <<
727 endif 672 endif
728 673
729 dwarf-post-unwind := 1 674 dwarf-post-unwind := 1
730 dwarf-post-unwind-text := BUG 675 dwarf-post-unwind-text := BUG
731 676
732 # setup DWARF post unwinder 677 # setup DWARF post unwinder
733 ifdef NO_LIBUNWIND 678 ifdef NO_LIBUNWIND
734 ifdef NO_LIBDW_DWARF_UNWIND 679 ifdef NO_LIBDW_DWARF_UNWIND
735 $(warning Disabling post unwind, no suppor !! 680 msg := $(warning Disabling post unwind, no support found.);
736 dwarf-post-unwind := 0 681 dwarf-post-unwind := 0
737 else 682 else
738 dwarf-post-unwind-text := libdw 683 dwarf-post-unwind-text := libdw
739 $(call detected,CONFIG_LIBDW_DWARF_UNWIND) 684 $(call detected,CONFIG_LIBDW_DWARF_UNWIND)
740 endif 685 endif
741 else 686 else
742 dwarf-post-unwind-text := libunwind 687 dwarf-post-unwind-text := libunwind
743 $(call detected,CONFIG_LIBUNWIND) 688 $(call detected,CONFIG_LIBUNWIND)
744 # Enable libunwind support by default. 689 # Enable libunwind support by default.
745 ifndef NO_LIBDW_DWARF_UNWIND 690 ifndef NO_LIBDW_DWARF_UNWIND
746 NO_LIBDW_DWARF_UNWIND := 1 691 NO_LIBDW_DWARF_UNWIND := 1
747 endif 692 endif
748 endif 693 endif
749 694
750 ifeq ($(dwarf-post-unwind),1) 695 ifeq ($(dwarf-post-unwind),1)
751 CFLAGS += -DHAVE_DWARF_UNWIND_SUPPORT 696 CFLAGS += -DHAVE_DWARF_UNWIND_SUPPORT
752 $(call detected,CONFIG_DWARF_UNWIND) 697 $(call detected,CONFIG_DWARF_UNWIND)
753 else 698 else
754 NO_DWARF_UNWIND := 1 699 NO_DWARF_UNWIND := 1
755 endif 700 endif
756 701
757 ifndef NO_LOCAL_LIBUNWIND 702 ifndef NO_LOCAL_LIBUNWIND
758 ifeq ($(SRCARCH),$(filter $(SRCARCH),arm arm 703 ifeq ($(SRCARCH),$(filter $(SRCARCH),arm arm64))
759 $(call feature_check,libunwind-debug-frame 704 $(call feature_check,libunwind-debug-frame)
760 ifneq ($(feature-libunwind-debug-frame), 1 705 ifneq ($(feature-libunwind-debug-frame), 1)
761 $(warning No debug_frame support found i !! 706 msg := $(warning No debug_frame support found in libunwind);
762 CFLAGS += -DNO_LIBUNWIND_DEBUG_FRAME 707 CFLAGS += -DNO_LIBUNWIND_DEBUG_FRAME
763 endif 708 endif
764 else 709 else
765 # non-ARM has no dwarf_find_debug_frame() 710 # non-ARM has no dwarf_find_debug_frame() function:
766 CFLAGS += -DNO_LIBUNWIND_DEBUG_FRAME 711 CFLAGS += -DNO_LIBUNWIND_DEBUG_FRAME
767 endif 712 endif
768 EXTLIBS += $(LIBUNWIND_LIBS) 713 EXTLIBS += $(LIBUNWIND_LIBS)
769 LDFLAGS += $(LIBUNWIND_LIBS) 714 LDFLAGS += $(LIBUNWIND_LIBS)
770 endif 715 endif
771 ifeq ($(findstring -static,${LDFLAGS}),-static 716 ifeq ($(findstring -static,${LDFLAGS}),-static)
772 # gcc -static links libgcc_eh which contans 717 # gcc -static links libgcc_eh which contans piece of libunwind
773 LIBUNWIND_LDFLAGS += -Wl,--allow-multiple-de 718 LIBUNWIND_LDFLAGS += -Wl,--allow-multiple-definition
774 endif 719 endif
775 720
776 ifndef NO_LIBUNWIND 721 ifndef NO_LIBUNWIND
777 CFLAGS += -DHAVE_LIBUNWIND_SUPPORT 722 CFLAGS += -DHAVE_LIBUNWIND_SUPPORT
778 CFLAGS += $(LIBUNWIND_CFLAGS) 723 CFLAGS += $(LIBUNWIND_CFLAGS)
779 LDFLAGS += $(LIBUNWIND_LDFLAGS) 724 LDFLAGS += $(LIBUNWIND_LDFLAGS)
780 EXTLIBS += $(EXTLIBS_LIBUNWIND) 725 EXTLIBS += $(EXTLIBS_LIBUNWIND)
781 endif 726 endif
782 727
783 ifneq ($(NO_LIBTRACEEVENT),1) !! 728 ifeq ($(NO_SYSCALL_TABLE),0)
784 ifeq ($(NO_SYSCALL_TABLE),0) !! 729 $(call detected,CONFIG_TRACE)
785 $(call detected,CONFIG_TRACE) !! 730 else
786 else !! 731 ifndef NO_LIBAUDIT
787 ifndef NO_LIBAUDIT !! 732 $(call feature_check,libaudit)
788 $(call feature_check,libaudit) !! 733 ifneq ($(feature-libaudit), 1)
789 ifneq ($(feature-libaudit), 1) !! 734 msg := $(warning No libaudit.h found, disables 'trace' tool, please install audit-libs-devel or libaudit-dev);
790 $(warning No libaudit.h found, disable !! 735 NO_LIBAUDIT := 1
791 NO_LIBAUDIT := 1 !! 736 else
792 else !! 737 CFLAGS += -DHAVE_LIBAUDIT_SUPPORT
793 CFLAGS += -DHAVE_LIBAUDIT_SUPPORT !! 738 EXTLIBS += -laudit
794 EXTLIBS += -laudit !! 739 $(call detected,CONFIG_TRACE)
795 $(call detected,CONFIG_TRACE) <<
796 endif <<
797 endif 740 endif
798 endif 741 endif
799 endif 742 endif
800 743
801 ifndef NO_LIBCRYPTO 744 ifndef NO_LIBCRYPTO
802 ifneq ($(feature-libcrypto), 1) 745 ifneq ($(feature-libcrypto), 1)
803 $(warning No libcrypto.h found, disables j !! 746 msg := $(warning No libcrypto.h found, disables jitted code injection, please install openssl-devel or libssl-dev);
804 NO_LIBCRYPTO := 1 747 NO_LIBCRYPTO := 1
805 else 748 else
806 CFLAGS += -DHAVE_LIBCRYPTO_SUPPORT 749 CFLAGS += -DHAVE_LIBCRYPTO_SUPPORT
807 EXTLIBS += -lcrypto 750 EXTLIBS += -lcrypto
808 $(call detected,CONFIG_CRYPTO) 751 $(call detected,CONFIG_CRYPTO)
809 endif 752 endif
810 endif 753 endif
811 754
>> 755 ifdef NO_NEWT
>> 756 NO_SLANG=1
>> 757 endif
>> 758
812 ifndef NO_SLANG 759 ifndef NO_SLANG
813 ifneq ($(feature-libslang), 1) 760 ifneq ($(feature-libslang), 1)
814 ifneq ($(feature-libslang-include-subdir), 761 ifneq ($(feature-libslang-include-subdir), 1)
815 $(warning slang not found, disables TUI !! 762 msg := $(warning slang not found, disables TUI support. Please install slang-devel, libslang-dev or libslang2-dev);
816 NO_SLANG := 1 763 NO_SLANG := 1
817 else 764 else
818 CFLAGS += -DHAVE_SLANG_INCLUDE_SUBDIR 765 CFLAGS += -DHAVE_SLANG_INCLUDE_SUBDIR
819 endif 766 endif
820 endif 767 endif
821 ifndef NO_SLANG 768 ifndef NO_SLANG
822 # Fedora has /usr/include/slang/slang.h, b 769 # Fedora has /usr/include/slang/slang.h, but ubuntu /usr/include/slang.h
823 CFLAGS += -DHAVE_SLANG_SUPPORT 770 CFLAGS += -DHAVE_SLANG_SUPPORT
824 EXTLIBS += -lslang 771 EXTLIBS += -lslang
825 $(call detected,CONFIG_SLANG) 772 $(call detected,CONFIG_SLANG)
826 endif 773 endif
827 endif 774 endif
828 775
829 ifdef GTK2 776 ifdef GTK2
830 FLAGS_GTK2=$(CFLAGS) $(LDFLAGS) $(EXTLIBS) $ 777 FLAGS_GTK2=$(CFLAGS) $(LDFLAGS) $(EXTLIBS) $(shell $(PKG_CONFIG) --libs --cflags gtk+-2.0 2>/dev/null)
831 $(call feature_check,gtk2) 778 $(call feature_check,gtk2)
832 ifneq ($(feature-gtk2), 1) 779 ifneq ($(feature-gtk2), 1)
833 $(warning GTK2 not found, disables GTK2 su !! 780 msg := $(warning GTK2 not found, disables GTK2 support. Please install gtk2-devel or libgtk2.0-dev);
834 NO_GTK2 := 1 781 NO_GTK2 := 1
835 else 782 else
836 $(call feature_check,gtk2-infobar) 783 $(call feature_check,gtk2-infobar)
837 ifeq ($(feature-gtk2-infobar), 1) 784 ifeq ($(feature-gtk2-infobar), 1)
838 GTK_CFLAGS := -DHAVE_GTK_INFO_BAR_SUPPOR 785 GTK_CFLAGS := -DHAVE_GTK_INFO_BAR_SUPPORT
839 endif 786 endif
840 CFLAGS += -DHAVE_GTK2_SUPPORT 787 CFLAGS += -DHAVE_GTK2_SUPPORT
841 GTK_CFLAGS += $(shell $(PKG_CONFIG) --cfla 788 GTK_CFLAGS += $(shell $(PKG_CONFIG) --cflags gtk+-2.0 2>/dev/null)
842 GTK_LIBS := $(shell $(PKG_CONFIG) --libs g 789 GTK_LIBS := $(shell $(PKG_CONFIG) --libs gtk+-2.0 2>/dev/null)
843 EXTLIBS += -ldl 790 EXTLIBS += -ldl
844 endif 791 endif
845 endif 792 endif
846 793
847 ifdef NO_LIBPERL 794 ifdef NO_LIBPERL
848 CFLAGS += -DNO_LIBPERL 795 CFLAGS += -DNO_LIBPERL
849 else 796 else
850 PERL_EMBED_LDOPTS = $(shell perl -MExtUtils: 797 PERL_EMBED_LDOPTS = $(shell perl -MExtUtils::Embed -e ldopts 2>/dev/null)
851 PERL_EMBED_LDFLAGS = $(call strip-libs,$(PER 798 PERL_EMBED_LDFLAGS = $(call strip-libs,$(PERL_EMBED_LDOPTS))
852 PERL_EMBED_LIBADD = $(call grep-libs,$(PERL_ 799 PERL_EMBED_LIBADD = $(call grep-libs,$(PERL_EMBED_LDOPTS))
853 PERL_EMBED_CCOPTS = $(shell perl -MExtUtils: 800 PERL_EMBED_CCOPTS = $(shell perl -MExtUtils::Embed -e ccopts 2>/dev/null)
854 PERL_EMBED_CCOPTS := $(filter-out -specs=%,$ 801 PERL_EMBED_CCOPTS := $(filter-out -specs=%,$(PERL_EMBED_CCOPTS))
855 PERL_EMBED_CCOPTS := $(filter-out -flto=auto 802 PERL_EMBED_CCOPTS := $(filter-out -flto=auto -ffat-lto-objects, $(PERL_EMBED_CCOPTS))
856 PERL_EMBED_LDOPTS := $(filter-out -specs=%,$ 803 PERL_EMBED_LDOPTS := $(filter-out -specs=%,$(PERL_EMBED_LDOPTS))
857 FLAGS_PERL_EMBED=$(PERL_EMBED_CCOPTS) $(PERL 804 FLAGS_PERL_EMBED=$(PERL_EMBED_CCOPTS) $(PERL_EMBED_LDOPTS)
858 805
859 ifneq ($(feature-libperl), 1) 806 ifneq ($(feature-libperl), 1)
860 CFLAGS += -DNO_LIBPERL 807 CFLAGS += -DNO_LIBPERL
861 NO_LIBPERL := 1 808 NO_LIBPERL := 1
862 $(warning Missing perl devel files. Disabl !! 809 msg := $(warning Missing perl devel files. Disabling perl scripting support, please install perl-ExtUtils-Embed/libperl-dev);
863 else 810 else
864 LDFLAGS += $(PERL_EMBED_LDFLAGS) 811 LDFLAGS += $(PERL_EMBED_LDFLAGS)
865 EXTLIBS += $(PERL_EMBED_LIBADD) 812 EXTLIBS += $(PERL_EMBED_LIBADD)
866 CFLAGS += -DHAVE_LIBPERL_SUPPORT 813 CFLAGS += -DHAVE_LIBPERL_SUPPORT
867 ifeq ($(CC_NO_CLANG), 0) 814 ifeq ($(CC_NO_CLANG), 0)
868 CFLAGS += -Wno-compound-token-split-by-m 815 CFLAGS += -Wno-compound-token-split-by-macro
869 endif 816 endif
870 $(call detected,CONFIG_LIBPERL) 817 $(call detected,CONFIG_LIBPERL)
871 endif 818 endif
872 endif 819 endif
873 820
874 ifeq ($(feature-timerfd), 1) 821 ifeq ($(feature-timerfd), 1)
875 CFLAGS += -DHAVE_TIMERFD_SUPPORT 822 CFLAGS += -DHAVE_TIMERFD_SUPPORT
876 else 823 else
877 $(warning No timerfd support. Disables 'perf !! 824 msg := $(warning No timerfd support. Disables 'perf kvm stat live');
878 endif 825 endif
879 826
880 disable-python = $(eval $(disable-python_code) 827 disable-python = $(eval $(disable-python_code))
881 define disable-python_code 828 define disable-python_code
882 CFLAGS += -DNO_LIBPYTHON 829 CFLAGS += -DNO_LIBPYTHON
883 $(warning $1) 830 $(warning $1)
884 NO_LIBPYTHON := 1 831 NO_LIBPYTHON := 1
885 endef 832 endef
886 833
887 PYTHON_EXTENSION_SUFFIX := '.so' <<
888 ifdef NO_LIBPYTHON 834 ifdef NO_LIBPYTHON
889 $(call disable-python,Python support disable 835 $(call disable-python,Python support disabled by user)
890 else 836 else
891 837
892 ifndef PYTHON 838 ifndef PYTHON
893 $(call disable-python,No python interprete 839 $(call disable-python,No python interpreter was found: disables Python support - please install python-devel/python-dev)
894 else 840 else
895 PYTHON_WORD := $(call shell-wordify,$(PYTH 841 PYTHON_WORD := $(call shell-wordify,$(PYTHON))
896 842
897 ifndef PYTHON_CONFIG 843 ifndef PYTHON_CONFIG
898 $(call disable-python,No 'python-config' 844 $(call disable-python,No 'python-config' tool was found: disables Python support - please install python-devel/python-dev)
899 else 845 else
900 846
901 ifneq ($(feature-libpython), 1) 847 ifneq ($(feature-libpython), 1)
902 $(call disable-python,No 'Python.h' wa !! 848 $(call disable-python,No 'Python.h' (for Python 2.x support) was found: disables Python support - please install python-devel/python-dev)
903 else 849 else
904 LDFLAGS += $(PYTHON_EMBED_LDFLAGS) 850 LDFLAGS += $(PYTHON_EMBED_LDFLAGS)
905 EXTLIBS += $(PYTHON_EMBED_LIBADD) 851 EXTLIBS += $(PYTHON_EMBED_LIBADD)
906 PYTHON_SETUPTOOLS_INSTALLED := $(shel !! 852 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 853 CFLAGS += -DHAVE_LIBPYTHON_SUPPORT
917 $(call detected,CONFIG_LIBPYTHON) 854 $(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 855 endif
924 endif 856 endif
925 endif 857 endif
926 endif 858 endif
927 859
928 ifneq ($(NO_JEVENTS),1) <<
929 ifeq ($(wildcard pmu-events/arch/$(SRCARCH)/ <<
930 NO_JEVENTS := 1 <<
931 endif <<
932 endif <<
933 ifneq ($(NO_JEVENTS),1) <<
934 NO_JEVENTS := 0 <<
935 ifndef PYTHON <<
936 $(error ERROR: No python interpreter neede <<
937 else <<
938 # jevents.py uses f-strings present in Pyt <<
939 JEVENTS_PYTHON_GOOD := $(shell $(PYTHON) - <<
940 ifneq ($(JEVENTS_PYTHON_GOOD), 1) <<
941 $(error ERROR: Python interpreter needed <<
942 endif <<
943 endif <<
944 endif <<
945 860
946 ifdef BUILD_NONDISTRO !! 861 ifndef NO_LIBBFD
947 ifeq ($(feature-libbfd), 1) 862 ifeq ($(feature-libbfd), 1)
948 EXTLIBS += -lbfd -lopcodes 863 EXTLIBS += -lbfd -lopcodes
949 else 864 else
950 # we are on a system that requires -libert 865 # we are on a system that requires -liberty and (maybe) -lz
951 # to link against -lbfd; test each case in 866 # to link against -lbfd; test each case individually here
952 867
953 # call all detections now so we get correc 868 # call all detections now so we get correct
954 # status in VF output 869 # status in VF output
955 $(call feature_check,libbfd-liberty) 870 $(call feature_check,libbfd-liberty)
956 $(call feature_check,libbfd-liberty-z) 871 $(call feature_check,libbfd-liberty-z)
957 872
958 ifeq ($(feature-libbfd-liberty), 1) 873 ifeq ($(feature-libbfd-liberty), 1)
959 EXTLIBS += -lbfd -lopcodes -liberty 874 EXTLIBS += -lbfd -lopcodes -liberty
960 FEATURE_CHECK_LDFLAGS-disassembler-four- 875 FEATURE_CHECK_LDFLAGS-disassembler-four-args += -liberty -ldl
961 FEATURE_CHECK_LDFLAGS-disassembler-init- 876 FEATURE_CHECK_LDFLAGS-disassembler-init-styled += -liberty -ldl
962 else 877 else
963 ifeq ($(feature-libbfd-liberty-z), 1) 878 ifeq ($(feature-libbfd-liberty-z), 1)
964 EXTLIBS += -lbfd -lopcodes -liberty -l 879 EXTLIBS += -lbfd -lopcodes -liberty -lz
965 FEATURE_CHECK_LDFLAGS-disassembler-fou 880 FEATURE_CHECK_LDFLAGS-disassembler-four-args += -liberty -lz -ldl
966 FEATURE_CHECK_LDFLAGS-disassembler-ini 881 FEATURE_CHECK_LDFLAGS-disassembler-init-styled += -liberty -lz -ldl
967 endif 882 endif
968 endif 883 endif
969 $(call feature_check,disassembler-four-arg 884 $(call feature_check,disassembler-four-args)
970 $(call feature_check,disassembler-init-sty 885 $(call feature_check,disassembler-init-styled)
971 endif 886 endif
972 887
973 CFLAGS += -DHAVE_LIBBFD_SUPPORT <<
974 CXXFLAGS += -DHAVE_LIBBFD_SUPPORT <<
975 ifeq ($(feature-libbfd-buildid), 1) 888 ifeq ($(feature-libbfd-buildid), 1)
976 CFLAGS += -DHAVE_LIBBFD_BUILDID_SUPPORT 889 CFLAGS += -DHAVE_LIBBFD_BUILDID_SUPPORT
977 else 890 else
978 $(warning Old version of libbfd/binutils t !! 891 msg := $(warning Old version of libbfd/binutils things like PE executable profiling will not be available);
979 endif 892 endif
980 endif 893 endif
981 894
982 ifndef NO_LIBLLVM !! 895 ifdef NO_DEMANGLE
983 $(call feature_check,llvm-perf) !! 896 CFLAGS += -DNO_DEMANGLE
984 ifeq ($(feature-llvm-perf), 1) !! 897 else
985 CFLAGS += -DHAVE_LIBLLVM_SUPPORT !! 898 ifdef HAVE_CPLUS_DEMANGLE_SUPPORT
986 CFLAGS += $(shell $(LLVM_CONFIG) --cflags) !! 899 EXTLIBS += -liberty
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 900 else
994 $(warning No libllvm 13+ found, slower sou <<
995 NO_LIBLLVM := 1 <<
996 endif <<
997 endif <<
998 <<
999 ifndef NO_DEMANGLE <<
1000 $(call feature_check,cxa-demangle) <<
1001 ifeq ($(feature-cxa-demangle), 1) <<
1002 EXTLIBS += -lstdc++ <<
1003 CFLAGS += -DHAVE_CXA_DEMANGLE_SUPPORT <<
1004 CXXFLAGS += -DHAVE_CXA_DEMANGLE_SUPPORT <<
1005 $(call detected,CONFIG_CXX_DEMANGLE) <<
1006 endif <<
1007 ifdef BUILD_NONDISTRO <<
1008 ifeq ($(filter -liberty,$(EXTLIBS)),) 901 ifeq ($(filter -liberty,$(EXTLIBS)),)
1009 $(call feature_check,cplus-demangle) 902 $(call feature_check,cplus-demangle)
>> 903
>> 904 # we dont have neither HAVE_CPLUS_DEMANGLE_SUPPORT
>> 905 # or any of 'bfd iberty z' trinity
1010 ifeq ($(feature-cplus-demangle), 1) 906 ifeq ($(feature-cplus-demangle), 1)
1011 EXTLIBS += -liberty 907 EXTLIBS += -liberty
>> 908 else
>> 909 msg := $(warning No bfd.h/libbfd found, please install binutils-dev[el]/zlib-static/libiberty-dev to gain symbol demangling)
>> 910 CFLAGS += -DNO_DEMANGLE
1012 endif 911 endif
1013 endif 912 endif
1014 ifneq ($(filter -liberty,$(EXTLIBS)),) !! 913 endif
1015 CFLAGS += -DHAVE_CPLUS_DEMANGLE_SUPPORT !! 914
1016 CXXFLAGS += -DHAVE_CPLUS_DEMANGLE_SUPPO !! 915 ifneq ($(filter -liberty,$(EXTLIBS)),)
1017 endif !! 916 CFLAGS += -DHAVE_CPLUS_DEMANGLE_SUPPORT
>> 917 endif
>> 918 endif
>> 919
>> 920 ifneq ($(filter -lbfd,$(EXTLIBS)),)
>> 921 CFLAGS += -DHAVE_LIBBFD_SUPPORT
>> 922 endif
>> 923
>> 924 ifndef NO_ZLIB
>> 925 ifeq ($(feature-zlib), 1)
>> 926 CFLAGS += -DHAVE_ZLIB_SUPPORT
>> 927 EXTLIBS += -lz
>> 928 $(call detected,CONFIG_ZLIB)
>> 929 else
>> 930 NO_ZLIB := 1
1018 endif 931 endif
1019 endif 932 endif
1020 933
1021 ifndef NO_LZMA 934 ifndef NO_LZMA
1022 ifeq ($(feature-lzma), 1) 935 ifeq ($(feature-lzma), 1)
1023 CFLAGS += -DHAVE_LZMA_SUPPORT 936 CFLAGS += -DHAVE_LZMA_SUPPORT
1024 EXTLIBS += -llzma 937 EXTLIBS += -llzma
1025 $(call detected,CONFIG_LZMA) 938 $(call detected,CONFIG_LZMA)
1026 else 939 else
1027 $(warning No liblzma found, disables xz k !! 940 msg := $(warning No liblzma found, disables xz kernel module decompression, please install xz-devel/liblzma-dev);
1028 NO_LZMA := 1 941 NO_LZMA := 1
1029 endif 942 endif
1030 endif 943 endif
1031 944
1032 ifndef NO_LIBZSTD 945 ifndef NO_LIBZSTD
1033 ifeq ($(feature-libzstd), 1) 946 ifeq ($(feature-libzstd), 1)
1034 CFLAGS += -DHAVE_ZSTD_SUPPORT 947 CFLAGS += -DHAVE_ZSTD_SUPPORT
1035 CFLAGS += $(LIBZSTD_CFLAGS) 948 CFLAGS += $(LIBZSTD_CFLAGS)
1036 LDFLAGS += $(LIBZSTD_LDFLAGS) 949 LDFLAGS += $(LIBZSTD_LDFLAGS)
1037 EXTLIBS += -lzstd 950 EXTLIBS += -lzstd
1038 $(call detected,CONFIG_ZSTD) 951 $(call detected,CONFIG_ZSTD)
1039 else 952 else
1040 $(warning No libzstd found, disables trac !! 953 msg := $(warning No libzstd found, disables trace compression, please install libzstd-dev[el] and/or set LIBZSTD_DIR);
1041 NO_LIBZSTD := 1 954 NO_LIBZSTD := 1
1042 endif 955 endif
1043 endif 956 endif
1044 957
>> 958 ifndef NO_LIBCAP
>> 959 ifeq ($(feature-libcap), 1)
>> 960 CFLAGS += -DHAVE_LIBCAP_SUPPORT
>> 961 EXTLIBS += -lcap
>> 962 $(call detected,CONFIG_LIBCAP)
>> 963 else
>> 964 msg := $(warning No libcap found, disables capability support, please install libcap-devel/libcap-dev);
>> 965 NO_LIBCAP := 1
>> 966 endif
>> 967 endif
>> 968
1045 ifndef NO_BACKTRACE 969 ifndef NO_BACKTRACE
1046 ifeq ($(feature-backtrace), 1) 970 ifeq ($(feature-backtrace), 1)
1047 CFLAGS += -DHAVE_BACKTRACE_SUPPORT 971 CFLAGS += -DHAVE_BACKTRACE_SUPPORT
1048 endif 972 endif
1049 endif 973 endif
1050 974
1051 ifndef NO_LIBNUMA 975 ifndef NO_LIBNUMA
1052 ifeq ($(feature-libnuma), 0) 976 ifeq ($(feature-libnuma), 0)
1053 $(warning No numa.h found, disables 'perf !! 977 msg := $(warning No numa.h found, disables 'perf bench numa mem' benchmark, please install numactl-devel/libnuma-devel/libnuma-dev);
1054 NO_LIBNUMA := 1 978 NO_LIBNUMA := 1
1055 else 979 else
1056 ifeq ($(feature-numa_num_possible_cpus), 980 ifeq ($(feature-numa_num_possible_cpus), 0)
1057 $(warning Old numa library found, disab !! 981 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 := 1 982 NO_LIBNUMA := 1
1059 else 983 else
1060 CFLAGS += -DHAVE_LIBNUMA_SUPPORT 984 CFLAGS += -DHAVE_LIBNUMA_SUPPORT
1061 EXTLIBS += -lnuma 985 EXTLIBS += -lnuma
1062 $(call detected,CONFIG_NUMA) 986 $(call detected,CONFIG_NUMA)
1063 endif 987 endif
1064 endif 988 endif
1065 endif 989 endif
1066 990
1067 ifdef HAVE_KVM_STAT_SUPPORT 991 ifdef HAVE_KVM_STAT_SUPPORT
1068 CFLAGS += -DHAVE_KVM_STAT_SUPPORT 992 CFLAGS += -DHAVE_KVM_STAT_SUPPORT
1069 endif 993 endif
1070 994
1071 ifeq ($(feature-disassembler-four-args), 1) 995 ifeq ($(feature-disassembler-four-args), 1)
1072 CFLAGS += -DDISASM_FOUR_ARGS_SIGNATURE 996 CFLAGS += -DDISASM_FOUR_ARGS_SIGNATURE
1073 endif 997 endif
1074 998
1075 ifeq ($(feature-disassembler-init-styled), 1) 999 ifeq ($(feature-disassembler-init-styled), 1)
1076 CFLAGS += -DDISASM_INIT_STYLED 1000 CFLAGS += -DDISASM_INIT_STYLED
1077 endif 1001 endif
1078 1002
1079 ifeq (${IS_64_BIT}, 1) 1003 ifeq (${IS_64_BIT}, 1)
1080 ifndef NO_PERF_READ_VDSO32 1004 ifndef NO_PERF_READ_VDSO32
1081 $(call feature_check,compile-32) 1005 $(call feature_check,compile-32)
1082 ifeq ($(feature-compile-32), 1) 1006 ifeq ($(feature-compile-32), 1)
1083 CFLAGS += -DHAVE_PERF_READ_VDSO32 1007 CFLAGS += -DHAVE_PERF_READ_VDSO32
1084 else 1008 else
1085 NO_PERF_READ_VDSO32 := 1 1009 NO_PERF_READ_VDSO32 := 1
1086 endif 1010 endif
1087 endif 1011 endif
1088 ifneq ($(SRCARCH), x86) 1012 ifneq ($(SRCARCH), x86)
1089 NO_PERF_READ_VDSOX32 := 1 1013 NO_PERF_READ_VDSOX32 := 1
1090 endif 1014 endif
1091 ifndef NO_PERF_READ_VDSOX32 1015 ifndef NO_PERF_READ_VDSOX32
1092 $(call feature_check,compile-x32) 1016 $(call feature_check,compile-x32)
1093 ifeq ($(feature-compile-x32), 1) 1017 ifeq ($(feature-compile-x32), 1)
1094 CFLAGS += -DHAVE_PERF_READ_VDSOX32 1018 CFLAGS += -DHAVE_PERF_READ_VDSOX32
1095 else 1019 else
1096 NO_PERF_READ_VDSOX32 := 1 1020 NO_PERF_READ_VDSOX32 := 1
1097 endif 1021 endif
1098 endif 1022 endif
1099 else 1023 else
1100 NO_PERF_READ_VDSO32 := 1 1024 NO_PERF_READ_VDSO32 := 1
1101 NO_PERF_READ_VDSOX32 := 1 1025 NO_PERF_READ_VDSOX32 := 1
1102 endif 1026 endif
1103 1027
1104 ifndef NO_LIBBABELTRACE 1028 ifndef NO_LIBBABELTRACE
1105 $(call feature_check,libbabeltrace) 1029 $(call feature_check,libbabeltrace)
1106 ifeq ($(feature-libbabeltrace), 1) 1030 ifeq ($(feature-libbabeltrace), 1)
1107 CFLAGS += -DHAVE_LIBBABELTRACE_SUPPORT $( 1031 CFLAGS += -DHAVE_LIBBABELTRACE_SUPPORT $(LIBBABELTRACE_CFLAGS)
1108 LDFLAGS += $(LIBBABELTRACE_LDFLAGS) 1032 LDFLAGS += $(LIBBABELTRACE_LDFLAGS)
1109 EXTLIBS += -lbabeltrace-ctf 1033 EXTLIBS += -lbabeltrace-ctf
1110 $(call detected,CONFIG_LIBBABELTRACE) 1034 $(call detected,CONFIG_LIBBABELTRACE)
1111 else 1035 else
1112 $(warning No libbabeltrace found, disable !! 1036 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 1037 endif
1126 endif 1038 endif
1127 1039
1128 ifndef NO_AUXTRACE 1040 ifndef NO_AUXTRACE
1129 ifeq ($(SRCARCH),x86) 1041 ifeq ($(SRCARCH),x86)
1130 ifeq ($(feature-get_cpuid), 0) 1042 ifeq ($(feature-get_cpuid), 0)
1131 $(warning Your gcc lacks the __get_cpui !! 1043 msg := $(warning Your gcc lacks the __get_cpuid() builtin, disables support for auxtrace/Intel PT, please install a newer gcc);
1132 NO_AUXTRACE := 1 1044 NO_AUXTRACE := 1
1133 endif 1045 endif
1134 endif 1046 endif
1135 ifndef NO_AUXTRACE 1047 ifndef NO_AUXTRACE
1136 $(call detected,CONFIG_AUXTRACE) 1048 $(call detected,CONFIG_AUXTRACE)
1137 CFLAGS += -DHAVE_AUXTRACE_SUPPORT 1049 CFLAGS += -DHAVE_AUXTRACE_SUPPORT
1138 ifeq ($(feature-reallocarray), 0) <<
1139 CFLAGS += -DCOMPAT_NEED_REALLOCARRAY <<
1140 endif <<
1141 endif 1050 endif
1142 endif 1051 endif
1143 1052
1144 ifdef EXTRA_TESTS <<
1145 $(call detected,CONFIG_EXTRA_TESTS) <<
1146 CFLAGS += -DHAVE_EXTRA_TESTS <<
1147 endif <<
1148 <<
1149 ifndef NO_JVMTI 1053 ifndef NO_JVMTI
1150 ifneq (,$(wildcard /usr/sbin/update-java-al 1054 ifneq (,$(wildcard /usr/sbin/update-java-alternatives))
1151 JDIR=$(shell /usr/sbin/update-java-altern 1055 JDIR=$(shell /usr/sbin/update-java-alternatives -l | head -1 | awk '{print $$3}')
1152 else 1056 else
1153 ifneq (,$(wildcard /usr/sbin/alternatives 1057 ifneq (,$(wildcard /usr/sbin/alternatives))
1154 JDIR=$(shell /usr/sbin/alternatives --d 1058 JDIR=$(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 1059 endif
1156 endif 1060 endif
1157 ifndef JDIR 1061 ifndef JDIR
1158 $(warning No alternatives command found, 1062 $(warning No alternatives command found, you need to set JDIR= to point to the root of your Java directory)
1159 NO_JVMTI := 1 1063 NO_JVMTI := 1
1160 endif 1064 endif
1161 endif 1065 endif
1162 1066
1163 ifndef NO_JVMTI 1067 ifndef NO_JVMTI
1164 FEATURE_CHECK_CFLAGS-jvmti := -I$(JDIR)/inc 1068 FEATURE_CHECK_CFLAGS-jvmti := -I$(JDIR)/include -I$(JDIR)/include/linux
1165 $(call feature_check,jvmti) 1069 $(call feature_check,jvmti)
1166 ifeq ($(feature-jvmti), 1) 1070 ifeq ($(feature-jvmti), 1)
1167 $(call detected_var,JDIR) 1071 $(call detected_var,JDIR)
1168 ifndef NO_JVMTI_CMLR 1072 ifndef NO_JVMTI_CMLR
1169 FEATURE_CHECK_CFLAGS-jvmti-cmlr := $(FE 1073 FEATURE_CHECK_CFLAGS-jvmti-cmlr := $(FEATURE_CHECK_CFLAGS-jvmti)
1170 $(call feature_check,jvmti-cmlr) 1074 $(call feature_check,jvmti-cmlr)
1171 ifeq ($(feature-jvmti-cmlr), 1) 1075 ifeq ($(feature-jvmti-cmlr), 1)
1172 CFLAGS += -DHAVE_JVMTI_CMLR 1076 CFLAGS += -DHAVE_JVMTI_CMLR
1173 endif 1077 endif
1174 endif # NO_JVMTI_CMLR 1078 endif # NO_JVMTI_CMLR
1175 else 1079 else
1176 $(warning No openjdk development package 1080 $(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 1081 NO_JVMTI := 1
1178 endif 1082 endif
1179 endif 1083 endif
1180 1084
1181 ifndef NO_LIBPFM4 !! 1085 USE_CXX = 0
>> 1086 USE_CLANGLLVM = 0
>> 1087 ifdef LIBCLANGLLVM
>> 1088 $(call feature_check,cxx)
>> 1089 ifneq ($(feature-cxx), 1)
>> 1090 msg := $(warning No g++ found, disable clang and llvm support. Please install g++)
>> 1091 else
>> 1092 $(call feature_check,llvm)
>> 1093 $(call feature_check,llvm-version)
>> 1094 ifneq ($(feature-llvm), 1)
>> 1095 msg := $(warning No suitable libLLVM found, disabling builtin clang and LLVM support. Please install llvm-dev(el) (>= 3.9.0))
>> 1096 else
>> 1097 $(call feature_check,clang)
>> 1098 ifneq ($(feature-clang), 1)
>> 1099 msg := $(warning No suitable libclang found, disabling builtin clang and LLVM support. Please install libclang-dev(el) (>= 3.9.0))
>> 1100 else
>> 1101 CFLAGS += -DHAVE_LIBCLANGLLVM_SUPPORT
>> 1102 CXXFLAGS += -DHAVE_LIBCLANGLLVM_SUPPORT -I$(shell $(LLVM_CONFIG) --includedir)
>> 1103 $(call detected,CONFIG_CXX)
>> 1104 $(call detected,CONFIG_CLANGLLVM)
>> 1105 USE_CXX = 1
>> 1106 USE_LLVM = 1
>> 1107 USE_CLANG = 1
>> 1108 ifneq ($(feature-llvm-version),1)
>> 1109 msg := $(warning This version of LLVM is not tested. May cause build errors)
>> 1110 endif
>> 1111 endif
>> 1112 endif
>> 1113 endif
>> 1114 endif
>> 1115
>> 1116 ifdef LIBPFM4
1182 $(call feature_check,libpfm4) 1117 $(call feature_check,libpfm4)
1183 ifeq ($(feature-libpfm4), 1) 1118 ifeq ($(feature-libpfm4), 1)
1184 CFLAGS += -DHAVE_LIBPFM 1119 CFLAGS += -DHAVE_LIBPFM
1185 EXTLIBS += -lpfm 1120 EXTLIBS += -lpfm
1186 ASCIIDOC_EXTRA = -aHAVE_LIBPFM=1 1121 ASCIIDOC_EXTRA = -aHAVE_LIBPFM=1
1187 $(call detected,CONFIG_LIBPFM4) 1122 $(call detected,CONFIG_LIBPFM4)
1188 else 1123 else
1189 $(warning libpfm4 not found, disables lib !! 1124 msg := $(warning libpfm4 not found, disables libpfm4 support. Please install libpfm4-dev);
>> 1125 NO_LIBPFM4 := 1
1190 endif 1126 endif
1191 endif 1127 endif
1192 1128
1193 # libtraceevent is a recommended dependency p !! 1129 ifdef LIBTRACEEVENT_DYNAMIC
1194 ifneq ($(NO_LIBTRACEEVENT),1) <<
1195 $(call feature_check,libtraceevent) 1130 $(call feature_check,libtraceevent)
1196 ifeq ($(feature-libtraceevent), 1) 1131 ifeq ($(feature-libtraceevent), 1)
1197 CFLAGS += -DHAVE_LIBTRACEEVENT !! 1132 EXTLIBS += -ltraceevent
1198 LDFLAGS += $(shell $(PKG_CONFIG) --libs-o <<
1199 EXTLIBS += $(shell $(PKG_CONFIG) --libs-o <<
1200 LIBTRACEEVENT_VERSION := $(shell $(PKG_CO <<
1201 LIBTRACEEVENT_VERSION_1 := $(word 1, $(su <<
1202 LIBTRACEEVENT_VERSION_2 := $(word 2, $(su <<
1203 LIBTRACEEVENT_VERSION_3 := $(word 3, $(su <<
1204 LIBTRACEEVENT_VERSION_CPP := $(shell expr <<
1205 CFLAGS += -DLIBTRACEEVENT_VERSION=$(LIBTR <<
1206 $(call detected,CONFIG_LIBTRACEEVENT) <<
1207 else <<
1208 $(error ERROR: libtraceevent is missing. <<
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 1133 else
1223 $(warning libtracefs is missing. Please i !! 1134 dummy := $(error Error: No libtraceevent devel library found, please install libtraceevent-devel);
1224 endif 1135 endif
1225 endif 1136 endif
1226 1137
1227 # Among the variables below, these: 1138 # Among the variables below, these:
1228 # perfexecdir 1139 # perfexecdir
1229 # libbpf_include_dir !! 1140 # perf_include_dir
1230 # perf_examples_dir 1141 # perf_examples_dir
1231 # template_dir 1142 # template_dir
1232 # mandir 1143 # mandir
1233 # infodir 1144 # infodir
1234 # htmldir 1145 # htmldir
1235 # ETC_PERFCONFIG (but not sysconfdir) 1146 # ETC_PERFCONFIG (but not sysconfdir)
1236 # can be specified as a relative path some/wh 1147 # can be specified as a relative path some/where/else;
1237 # this is interpreted as relative to $(prefix 1148 # this is interpreted as relative to $(prefix) and "perf" at
1238 # runtime figures out where they are based on 1149 # runtime figures out where they are based on the path to the executable.
1239 # This can help installing the suite in a rel 1150 # This can help installing the suite in a relocatable way.
1240 1151
1241 # Make the path relative to DESTDIR, not to p 1152 # Make the path relative to DESTDIR, not to prefix
1242 ifndef DESTDIR 1153 ifndef DESTDIR
1243 prefix ?= $(HOME) 1154 prefix ?= $(HOME)
1244 endif 1155 endif
1245 bindir_relative = bin 1156 bindir_relative = bin
1246 bindir = $(abspath $(prefix)/$(bindir_relativ 1157 bindir = $(abspath $(prefix)/$(bindir_relative))
1247 includedir_relative = include 1158 includedir_relative = include
1248 includedir = $(abspath $(prefix)/$(includedir 1159 includedir = $(abspath $(prefix)/$(includedir_relative))
1249 mandir = share/man 1160 mandir = share/man
1250 infodir = share/info 1161 infodir = share/info
1251 perfexecdir = libexec/perf-core 1162 perfexecdir = libexec/perf-core
1252 # FIXME: system's libbpf header directory, wh !! 1163 perf_include_dir = lib/perf/include
1253 libbpf_include_dir = /usr/include <<
1254 perf_examples_dir = lib/perf/examples 1164 perf_examples_dir = lib/perf/examples
1255 sharedir = $(prefix)/share 1165 sharedir = $(prefix)/share
1256 template_dir = share/perf-core/templates 1166 template_dir = share/perf-core/templates
1257 STRACE_GROUPS_DIR = share/perf-core/strace/gr 1167 STRACE_GROUPS_DIR = share/perf-core/strace/groups
1258 htmldir = share/doc/perf-doc 1168 htmldir = share/doc/perf-doc
1259 tipdir = share/doc/perf-tip 1169 tipdir = share/doc/perf-tip
1260 srcdir = $(srctree)/tools/perf 1170 srcdir = $(srctree)/tools/perf
1261 ifeq ($(prefix),/usr) 1171 ifeq ($(prefix),/usr)
1262 sysconfdir = /etc 1172 sysconfdir = /etc
1263 ETC_PERFCONFIG = $(sysconfdir)/perfconfig 1173 ETC_PERFCONFIG = $(sysconfdir)/perfconfig
1264 else 1174 else
1265 sysconfdir = $(prefix)/etc 1175 sysconfdir = $(prefix)/etc
1266 ETC_PERFCONFIG = etc/perfconfig 1176 ETC_PERFCONFIG = etc/perfconfig
1267 endif 1177 endif
1268 ifndef lib 1178 ifndef lib
1269 ifeq ($(SRCARCH)$(IS_64_BIT), x861) 1179 ifeq ($(SRCARCH)$(IS_64_BIT), x861)
1270 lib = lib64 1180 lib = lib64
1271 else 1181 else
1272 lib = lib 1182 lib = lib
1273 endif 1183 endif
1274 endif # lib 1184 endif # lib
1275 libdir = $(prefix)/$(lib) 1185 libdir = $(prefix)/$(lib)
1276 1186
1277 # Shell quote (do not use $(call) to accommod 1187 # Shell quote (do not use $(call) to accommodate ancient setups);
1278 ETC_PERFCONFIG_SQ = $(subst ','\'',$(ETC_PERF 1188 ETC_PERFCONFIG_SQ = $(subst ','\'',$(ETC_PERFCONFIG))
1279 STRACE_GROUPS_DIR_SQ = $(subst ','\'',$(STRAC 1189 STRACE_GROUPS_DIR_SQ = $(subst ','\'',$(STRACE_GROUPS_DIR))
1280 DESTDIR_SQ = $(subst ','\'',$(DESTDIR)) 1190 DESTDIR_SQ = $(subst ','\'',$(DESTDIR))
1281 bindir_SQ = $(subst ','\'',$(bindir)) 1191 bindir_SQ = $(subst ','\'',$(bindir))
1282 includedir_SQ = $(subst ','\'',$(includedir)) 1192 includedir_SQ = $(subst ','\'',$(includedir))
1283 mandir_SQ = $(subst ','\'',$(mandir)) 1193 mandir_SQ = $(subst ','\'',$(mandir))
1284 infodir_SQ = $(subst ','\'',$(infodir)) 1194 infodir_SQ = $(subst ','\'',$(infodir))
1285 perfexecdir_SQ = $(subst ','\'',$(perfexecdir 1195 perfexecdir_SQ = $(subst ','\'',$(perfexecdir))
1286 libbpf_include_dir_SQ = $(subst ','\'',$(libb !! 1196 perf_include_dir_SQ = $(subst ','\'',$(perf_include_dir))
1287 perf_examples_dir_SQ = $(subst ','\'',$(perf_ 1197 perf_examples_dir_SQ = $(subst ','\'',$(perf_examples_dir))
1288 template_dir_SQ = $(subst ','\'',$(template_d 1198 template_dir_SQ = $(subst ','\'',$(template_dir))
1289 htmldir_SQ = $(subst ','\'',$(htmldir)) 1199 htmldir_SQ = $(subst ','\'',$(htmldir))
1290 tipdir_SQ = $(subst ','\'',$(tipdir)) 1200 tipdir_SQ = $(subst ','\'',$(tipdir))
1291 prefix_SQ = $(subst ','\'',$(prefix)) 1201 prefix_SQ = $(subst ','\'',$(prefix))
1292 sysconfdir_SQ = $(subst ','\'',$(sysconfdir)) 1202 sysconfdir_SQ = $(subst ','\'',$(sysconfdir))
1293 libdir_SQ = $(subst ','\'',$(libdir)) 1203 libdir_SQ = $(subst ','\'',$(libdir))
1294 srcdir_SQ = $(subst ','\'',$(srcdir)) 1204 srcdir_SQ = $(subst ','\'',$(srcdir))
1295 1205
1296 ifneq ($(filter /%,$(firstword $(perfexecdir) 1206 ifneq ($(filter /%,$(firstword $(perfexecdir))),)
1297 perfexec_instdir = $(perfexecdir) 1207 perfexec_instdir = $(perfexecdir)
1298 perf_include_instdir = $(libbpf_include_dir) !! 1208 perf_include_instdir = $(perf_include_dir)
1299 perf_examples_instdir = $(perf_examples_dir) 1209 perf_examples_instdir = $(perf_examples_dir)
1300 STRACE_GROUPS_INSTDIR = $(STRACE_GROUPS_DIR) 1210 STRACE_GROUPS_INSTDIR = $(STRACE_GROUPS_DIR)
1301 tip_instdir = $(tipdir) 1211 tip_instdir = $(tipdir)
1302 else 1212 else
1303 perfexec_instdir = $(prefix)/$(perfexecdir) 1213 perfexec_instdir = $(prefix)/$(perfexecdir)
1304 perf_include_instdir = $(prefix)/$(libbpf_inc !! 1214 perf_include_instdir = $(prefix)/$(perf_include_dir)
1305 perf_examples_instdir = $(prefix)/$(perf_exam 1215 perf_examples_instdir = $(prefix)/$(perf_examples_dir)
1306 STRACE_GROUPS_INSTDIR = $(prefix)/$(STRACE_GR 1216 STRACE_GROUPS_INSTDIR = $(prefix)/$(STRACE_GROUPS_DIR)
1307 tip_instdir = $(prefix)/$(tipdir) 1217 tip_instdir = $(prefix)/$(tipdir)
1308 endif 1218 endif
1309 perfexec_instdir_SQ = $(subst ','\'',$(perfex 1219 perfexec_instdir_SQ = $(subst ','\'',$(perfexec_instdir))
1310 perf_include_instdir_SQ = $(subst ','\'',$(pe 1220 perf_include_instdir_SQ = $(subst ','\'',$(perf_include_instdir))
1311 perf_examples_instdir_SQ = $(subst ','\'',$(p 1221 perf_examples_instdir_SQ = $(subst ','\'',$(perf_examples_instdir))
1312 STRACE_GROUPS_INSTDIR_SQ = $(subst ','\'',$(S 1222 STRACE_GROUPS_INSTDIR_SQ = $(subst ','\'',$(STRACE_GROUPS_INSTDIR))
1313 tip_instdir_SQ = $(subst ','\'',$(tip_instdir 1223 tip_instdir_SQ = $(subst ','\'',$(tip_instdir))
1314 1224
1315 export perfexec_instdir_SQ !! 1225 # If we install to $(HOME) we keep the traceevent default:
>> 1226 # $(HOME)/.traceevent/plugins
>> 1227 # Otherwise we install plugins into the global $(libdir).
>> 1228 ifdef DESTDIR
>> 1229 plugindir=$(libdir)/traceevent/plugins
>> 1230 plugindir_SQ= $(subst ','\'',$(plugindir))
>> 1231 endif
1316 1232
1317 print_var = $(eval $(print_var_code)) $(info 1233 print_var = $(eval $(print_var_code)) $(info $(MSG))
1318 define print_var_code 1234 define print_var_code
1319 MSG = $(shell printf '...%40s: %s' $(1) $ !! 1235 MSG = $(shell printf '...%30s: %s' $(1) $($(1)))
1320 endef 1236 endef
1321 1237
1322 ifeq ($(feature_display),1) <<
1323 $(call feature_display_entries) <<
1324 endif <<
1325 <<
1326 ifeq ($(VF),1) 1238 ifeq ($(VF),1)
1327 # Display EXTRA features which are detected 1239 # Display EXTRA features which are detected manualy
1328 # from here with feature_check call and thu 1240 # from here with feature_check call and thus cannot
1329 # be partof global state output. 1241 # be partof global state output.
1330 $(foreach feat,$(FEATURE_TESTS_EXTRA),$(cal !! 1242 $(foreach feat,$(FEATURE_TESTS_EXTRA),$(call feature_print_status,$(feat),))
1331 $(call print_var,prefix) 1243 $(call print_var,prefix)
1332 $(call print_var,bindir) 1244 $(call print_var,bindir)
1333 $(call print_var,libdir) 1245 $(call print_var,libdir)
1334 $(call print_var,sysconfdir) 1246 $(call print_var,sysconfdir)
1335 $(call print_var,LIBUNWIND_DIR) 1247 $(call print_var,LIBUNWIND_DIR)
1336 $(call print_var,LIBDW_DIR) 1248 $(call print_var,LIBDW_DIR)
1337 $(call print_var,JDIR) 1249 $(call print_var,JDIR)
1338 1250
1339 ifeq ($(dwarf-post-unwind),1) 1251 ifeq ($(dwarf-post-unwind),1)
1340 $(call feature_print_text,"DWARF post unw !! 1252 $(call feature_print_text,"DWARF post unwind library", $(dwarf-post-unwind-text))
1341 endif 1253 endif
>> 1254 $(info )
1342 endif 1255 endif
1343 1256
1344 $(info ) <<
1345 <<
1346 $(call detected_var,bindir_SQ) 1257 $(call detected_var,bindir_SQ)
1347 $(call detected_var,PYTHON_WORD) 1258 $(call detected_var,PYTHON_WORD)
1348 ifneq ($(OUTPUT),) 1259 ifneq ($(OUTPUT),)
1349 $(call detected_var,OUTPUT) 1260 $(call detected_var,OUTPUT)
1350 endif 1261 endif
1351 $(call detected_var,htmldir_SQ) 1262 $(call detected_var,htmldir_SQ)
1352 $(call detected_var,infodir_SQ) 1263 $(call detected_var,infodir_SQ)
1353 $(call detected_var,mandir_SQ) 1264 $(call detected_var,mandir_SQ)
1354 $(call detected_var,ETC_PERFCONFIG_SQ) 1265 $(call detected_var,ETC_PERFCONFIG_SQ)
1355 $(call detected_var,STRACE_GROUPS_DIR_SQ) 1266 $(call detected_var,STRACE_GROUPS_DIR_SQ)
1356 $(call detected_var,prefix_SQ) 1267 $(call detected_var,prefix_SQ)
1357 $(call detected_var,perfexecdir_SQ) 1268 $(call detected_var,perfexecdir_SQ)
1358 $(call detected_var,libbpf_include_dir_SQ) !! 1269 $(call detected_var,perf_include_dir_SQ)
1359 $(call detected_var,perf_examples_dir_SQ) 1270 $(call detected_var,perf_examples_dir_SQ)
1360 $(call detected_var,tipdir_SQ) 1271 $(call detected_var,tipdir_SQ)
1361 $(call detected_var,srcdir_SQ) 1272 $(call detected_var,srcdir_SQ)
1362 $(call detected_var,LIBDIR) 1273 $(call detected_var,LIBDIR)
1363 $(call detected_var,GTK_CFLAGS) 1274 $(call detected_var,GTK_CFLAGS)
1364 $(call detected_var,PERL_EMBED_CCOPTS) 1275 $(call detected_var,PERL_EMBED_CCOPTS)
1365 $(call detected_var,PYTHON_EMBED_CCOPTS) 1276 $(call detected_var,PYTHON_EMBED_CCOPTS)
1366 ifneq ($(BISON_FILE_PREFIX_MAP),) 1277 ifneq ($(BISON_FILE_PREFIX_MAP),)
1367 $(call detected_var,BISON_FILE_PREFIX_MAP) 1278 $(call detected_var,BISON_FILE_PREFIX_MAP)
1368 endif 1279 endif
1369 1280
1370 # re-generate FEATURE-DUMP as we may have cal 1281 # re-generate FEATURE-DUMP as we may have called feature_check, found out
1371 # extra libraries to add to LDFLAGS of some o 1282 # extra libraries to add to LDFLAGS of some other test and then redo those
1372 # tests, see the block about libbfd, disassem 1283 # tests, see the block about libbfd, disassembler-four-args, for instance.
1373 $(shell rm -f $(FEATURE_DUMP_FILENAME)) 1284 $(shell rm -f $(FEATURE_DUMP_FILENAME))
1374 $(foreach feat,$(FEATURE_TESTS),$(shell echo 1285 $(foreach feat,$(FEATURE_TESTS),$(shell echo "$(call feature_assign,$(feat))" >> $(FEATURE_DUMP_FILENAME)))
>> 1286
>> 1287 ifeq ($(feature_display),1)
>> 1288 $(call feature_display_entries)
>> 1289 endif
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