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