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TOMOYO Linux Cross Reference
Linux/tools/perf/Makefile.config

Version: ~ [ linux-6.12-rc7 ] ~ [ linux-6.11.7 ] ~ [ linux-6.10.14 ] ~ [ linux-6.9.12 ] ~ [ linux-6.8.12 ] ~ [ linux-6.7.12 ] ~ [ linux-6.6.60 ] ~ [ linux-6.5.13 ] ~ [ linux-6.4.16 ] ~ [ linux-6.3.13 ] ~ [ linux-6.2.16 ] ~ [ linux-6.1.116 ] ~ [ linux-6.0.19 ] ~ [ linux-5.19.17 ] ~ [ linux-5.18.19 ] ~ [ linux-5.17.15 ] ~ [ linux-5.16.20 ] ~ [ linux-5.15.171 ] ~ [ linux-5.14.21 ] ~ [ linux-5.13.19 ] ~ [ linux-5.12.19 ] ~ [ linux-5.11.22 ] ~ [ linux-5.10.229 ] ~ [ linux-5.9.16 ] ~ [ linux-5.8.18 ] ~ [ linux-5.7.19 ] ~ [ linux-5.6.19 ] ~ [ linux-5.5.19 ] ~ [ linux-5.4.285 ] ~ [ linux-5.3.18 ] ~ [ linux-5.2.21 ] ~ [ linux-5.1.21 ] ~ [ linux-5.0.21 ] ~ [ linux-4.20.17 ] ~ [ linux-4.19.323 ] ~ [ linux-4.18.20 ] ~ [ linux-4.17.19 ] ~ [ linux-4.16.18 ] ~ [ linux-4.15.18 ] ~ [ linux-4.14.336 ] ~ [ linux-4.13.16 ] ~ [ linux-4.12.14 ] ~ [ linux-4.11.12 ] ~ [ linux-4.10.17 ] ~ [ linux-4.9.337 ] ~ [ linux-4.4.302 ] ~ [ linux-3.10.108 ] ~ [ linux-2.6.32.71 ] ~ [ linux-2.6.0 ] ~ [ linux-2.4.37.11 ] ~ [ unix-v6-master ] ~ [ ccs-tools-1.8.12 ] ~ [ policy-sample ] ~
Architecture: ~ [ i386 ] ~ [ alpha ] ~ [ m68k ] ~ [ mips ] ~ [ ppc ] ~ [ sparc ] ~ [ sparc64 ] ~

Diff markup

Differences between /tools/perf/Makefile.config (Version linux-6.12-rc7) and /tools/perf/Makefile.config (Version linux-6.1.116)


  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 := $(filter-out -Wnested-externs,$(     20 HOSTCFLAGS := $(filter-out -Wnested-externs,$(EXTRA_WARNINGS))
 21                                                    21 
 22 # Enabled Wthread-safety analysis for clang bu     22 # Enabled Wthread-safety analysis for clang builds.
 23 ifeq ($(CC_NO_CLANG), 0)                           23 ifeq ($(CC_NO_CLANG), 0)
 24   CFLAGS += -Wthread-safety                        24   CFLAGS += -Wthread-safety
 25 endif                                              25 endif
 26                                                    26 
 27 include $(srctree)/tools/scripts/Makefile.arch     27 include $(srctree)/tools/scripts/Makefile.arch
 28                                                    28 
 29 $(call detected_var,SRCARCH)                       29 $(call detected_var,SRCARCH)
 30                                                    30 
                                                   >>  31 NO_PERF_REGS := 1
                                                   >>  32 
 31 ifneq ($(NO_SYSCALL_TABLE),1)                      33 ifneq ($(NO_SYSCALL_TABLE),1)
 32   NO_SYSCALL_TABLE := 1                            34   NO_SYSCALL_TABLE := 1
 33                                                    35 
 34   ifeq ($(SRCARCH),$(filter $(SRCARCH),x86 pow !!  36   ifeq ($(SRCARCH),x86)
 35     NO_SYSCALL_TABLE := 0                      !!  37     ifeq (${IS_64_BIT}, 1)
                                                   >>  38       NO_SYSCALL_TABLE := 0
                                                   >>  39     endif
                                                   >>  40   else
                                                   >>  41     ifeq ($(SRCARCH),$(filter $(SRCARCH),powerpc arm64 s390 mips))
                                                   >>  42       NO_SYSCALL_TABLE := 0
                                                   >>  43     endif
 36   endif                                            44   endif
 37                                                    45 
 38   ifneq ($(NO_SYSCALL_TABLE),1)                    46   ifneq ($(NO_SYSCALL_TABLE),1)
 39     CFLAGS += -DHAVE_SYSCALL_TABLE_SUPPORT         47     CFLAGS += -DHAVE_SYSCALL_TABLE_SUPPORT
 40   endif                                            48   endif
 41 endif                                              49 endif
 42                                                    50 
 43 # Additional ARCH settings for ppc                 51 # Additional ARCH settings for ppc
 44 ifeq ($(SRCARCH),powerpc)                          52 ifeq ($(SRCARCH),powerpc)
                                                   >>  53   NO_PERF_REGS := 0
 45   CFLAGS += -I$(OUTPUT)arch/powerpc/include/ge     54   CFLAGS += -I$(OUTPUT)arch/powerpc/include/generated
 46   LIBUNWIND_LIBS := -lunwind -lunwind-ppc64        55   LIBUNWIND_LIBS := -lunwind -lunwind-ppc64
 47 endif                                              56 endif
 48                                                    57 
 49 # Additional ARCH settings for x86                 58 # Additional ARCH settings for x86
 50 ifeq ($(SRCARCH),x86)                              59 ifeq ($(SRCARCH),x86)
 51   $(call detected,CONFIG_X86)                      60   $(call detected,CONFIG_X86)
 52   CFLAGS += -I$(OUTPUT)arch/x86/include/genera << 
 53   ifeq (${IS_64_BIT}, 1)                           61   ifeq (${IS_64_BIT}, 1)
 54     CFLAGS += -DHAVE_ARCH_X86_64_SUPPORT       !!  62     CFLAGS += -DHAVE_ARCH_X86_64_SUPPORT -I$(OUTPUT)arch/x86/include/generated
 55     ARCH_INCLUDE = ../../arch/x86/lib/memcpy_6     63     ARCH_INCLUDE = ../../arch/x86/lib/memcpy_64.S ../../arch/x86/lib/memset_64.S
 56     LIBUNWIND_LIBS = -lunwind-x86_64 -lunwind      64     LIBUNWIND_LIBS = -lunwind-x86_64 -lunwind -llzma
 57     $(call detected,CONFIG_X86_64)                 65     $(call detected,CONFIG_X86_64)
 58   else                                             66   else
 59     LIBUNWIND_LIBS = -lunwind-x86 -llzma -lunw     67     LIBUNWIND_LIBS = -lunwind-x86 -llzma -lunwind
 60   endif                                            68   endif
                                                   >>  69   NO_PERF_REGS := 0
 61 endif                                              70 endif
 62                                                    71 
 63 ifeq ($(SRCARCH),arm)                              72 ifeq ($(SRCARCH),arm)
                                                   >>  73   NO_PERF_REGS := 0
 64   LIBUNWIND_LIBS = -lunwind -lunwind-arm           74   LIBUNWIND_LIBS = -lunwind -lunwind-arm
 65 endif                                              75 endif
 66                                                    76 
 67 ifeq ($(SRCARCH),arm64)                            77 ifeq ($(SRCARCH),arm64)
                                                   >>  78   NO_PERF_REGS := 0
 68   CFLAGS += -I$(OUTPUT)arch/arm64/include/gene     79   CFLAGS += -I$(OUTPUT)arch/arm64/include/generated
 69   LIBUNWIND_LIBS = -lunwind -lunwind-aarch64       80   LIBUNWIND_LIBS = -lunwind -lunwind-aarch64
 70 endif                                              81 endif
 71                                                    82 
 72 ifeq ($(SRCARCH),loongarch)                    !!  83 ifeq ($(SRCARCH),riscv)
 73   CFLAGS += -I$(OUTPUT)arch/loongarch/include/ !!  84   NO_PERF_REGS := 0
 74   LIBUNWIND_LIBS = -lunwind -lunwind-loongarch !!  85 endif
                                                   >>  86 
                                                   >>  87 ifeq ($(SRCARCH),csky)
                                                   >>  88   NO_PERF_REGS := 0
 75 endif                                              89 endif
 76                                                    90 
 77 ifeq ($(ARCH),s390)                                91 ifeq ($(ARCH),s390)
                                                   >>  92   NO_PERF_REGS := 0
 78   CFLAGS += -fPIC -I$(OUTPUT)arch/s390/include     93   CFLAGS += -fPIC -I$(OUTPUT)arch/s390/include/generated
 79 endif                                              94 endif
 80                                                    95 
 81 ifeq ($(ARCH),mips)                                96 ifeq ($(ARCH),mips)
                                                   >>  97   NO_PERF_REGS := 0
 82   CFLAGS += -I$(OUTPUT)arch/mips/include/gener     98   CFLAGS += -I$(OUTPUT)arch/mips/include/generated
 83   LIBUNWIND_LIBS = -lunwind -lunwind-mips          99   LIBUNWIND_LIBS = -lunwind -lunwind-mips
 84 endif                                             100 endif
 85                                                   101 
                                                   >> 102 ifeq ($(NO_PERF_REGS),0)
                                                   >> 103   $(call detected,CONFIG_PERF_REGS)
                                                   >> 104 endif
                                                   >> 105 
 86 # So far there's only x86 and arm libdw unwind    106 # So far there's only x86 and arm libdw unwind support merged in perf.
 87 # Disable it on all other architectures in cas    107 # Disable it on all other architectures in case libdw unwind
 88 # support is detected in system. Add supported    108 # support is detected in system. Add supported architectures
 89 # to the check.                                   109 # to the check.
 90 ifneq ($(SRCARCH),$(filter $(SRCARCH),x86 arm  !! 110 ifneq ($(SRCARCH),$(filter $(SRCARCH),x86 arm arm64 powerpc s390 csky riscv))
 91   NO_LIBDW_DWARF_UNWIND := 1                      111   NO_LIBDW_DWARF_UNWIND := 1
 92 endif                                             112 endif
 93                                                   113 
 94 ifeq ($(LIBUNWIND_LIBS),)                         114 ifeq ($(LIBUNWIND_LIBS),)
 95   NO_LIBUNWIND := 1                               115   NO_LIBUNWIND := 1
 96 endif                                             116 endif
 97 #                                                 117 #
 98 # For linking with debug library, run like:       118 # For linking with debug library, run like:
 99 #                                                 119 #
100 #   make DEBUG=1 LIBUNWIND_DIR=/opt/libunwind/    120 #   make DEBUG=1 LIBUNWIND_DIR=/opt/libunwind/
101 #                                                 121 #
102                                                   122 
103 libunwind_arch_set_flags = $(eval $(libunwind_    123 libunwind_arch_set_flags = $(eval $(libunwind_arch_set_flags_code))
104 define libunwind_arch_set_flags_code              124 define libunwind_arch_set_flags_code
105   FEATURE_CHECK_CFLAGS-libunwind-$(1)  = -I$(L    125   FEATURE_CHECK_CFLAGS-libunwind-$(1)  = -I$(LIBUNWIND_DIR)/include
106   FEATURE_CHECK_LDFLAGS-libunwind-$(1) = -L$(L    126   FEATURE_CHECK_LDFLAGS-libunwind-$(1) = -L$(LIBUNWIND_DIR)/lib
107 endef                                             127 endef
108                                                   128 
109 ifdef LIBUNWIND_DIR                               129 ifdef LIBUNWIND_DIR
110   LIBUNWIND_CFLAGS  = -I$(LIBUNWIND_DIR)/inclu    130   LIBUNWIND_CFLAGS  = -I$(LIBUNWIND_DIR)/include
111   LIBUNWIND_LDFLAGS = -L$(LIBUNWIND_DIR)/lib      131   LIBUNWIND_LDFLAGS = -L$(LIBUNWIND_DIR)/lib
112   LIBUNWIND_ARCHS = x86 x86_64 arm aarch64 deb !! 132   LIBUNWIND_ARCHS = x86 x86_64 arm aarch64 debug-frame-arm debug-frame-aarch64
113   $(foreach libunwind_arch,$(LIBUNWIND_ARCHS),    133   $(foreach libunwind_arch,$(LIBUNWIND_ARCHS),$(call libunwind_arch_set_flags,$(libunwind_arch)))
114 endif                                             134 endif
115                                                   135 
116 # Set per-feature check compilation flags         136 # Set per-feature check compilation flags
117 FEATURE_CHECK_CFLAGS-libunwind = $(LIBUNWIND_C    137 FEATURE_CHECK_CFLAGS-libunwind = $(LIBUNWIND_CFLAGS)
118 FEATURE_CHECK_LDFLAGS-libunwind = $(LIBUNWIND_    138 FEATURE_CHECK_LDFLAGS-libunwind = $(LIBUNWIND_LDFLAGS) $(LIBUNWIND_LIBS)
119 FEATURE_CHECK_CFLAGS-libunwind-debug-frame = $    139 FEATURE_CHECK_CFLAGS-libunwind-debug-frame = $(LIBUNWIND_CFLAGS)
120 FEATURE_CHECK_LDFLAGS-libunwind-debug-frame =     140 FEATURE_CHECK_LDFLAGS-libunwind-debug-frame = $(LIBUNWIND_LDFLAGS) $(LIBUNWIND_LIBS)
121                                                   141 
122 FEATURE_CHECK_LDFLAGS-libunwind-arm += -lunwin    142 FEATURE_CHECK_LDFLAGS-libunwind-arm += -lunwind -lunwind-arm
123 FEATURE_CHECK_LDFLAGS-libunwind-aarch64 += -lu    143 FEATURE_CHECK_LDFLAGS-libunwind-aarch64 += -lunwind -lunwind-aarch64
124 FEATURE_CHECK_LDFLAGS-libunwind-x86 += -lunwin    144 FEATURE_CHECK_LDFLAGS-libunwind-x86 += -lunwind -llzma -lunwind-x86
125 FEATURE_CHECK_LDFLAGS-libunwind-x86_64 += -lun    145 FEATURE_CHECK_LDFLAGS-libunwind-x86_64 += -lunwind -llzma -lunwind-x86_64
126                                                   146 
127 FEATURE_CHECK_LDFLAGS-libcrypto = -lcrypto        147 FEATURE_CHECK_LDFLAGS-libcrypto = -lcrypto
128                                                   148 
129 ifdef CSINCLUDES                                  149 ifdef CSINCLUDES
130   LIBOPENCSD_CFLAGS := -I$(CSINCLUDES)            150   LIBOPENCSD_CFLAGS := -I$(CSINCLUDES)
131 endif                                             151 endif
132 OPENCSDLIBS := -lopencsd_c_api -lopencsd          152 OPENCSDLIBS := -lopencsd_c_api -lopencsd
133 ifeq ($(findstring -static,${LDFLAGS}),-static    153 ifeq ($(findstring -static,${LDFLAGS}),-static)
134   OPENCSDLIBS += -lstdc++                         154   OPENCSDLIBS += -lstdc++
135 endif                                             155 endif
136 ifdef CSLIBS                                      156 ifdef CSLIBS
137   LIBOPENCSD_LDFLAGS := -L$(CSLIBS)               157   LIBOPENCSD_LDFLAGS := -L$(CSLIBS)
138 endif                                             158 endif
139 FEATURE_CHECK_CFLAGS-libopencsd := $(LIBOPENCS    159 FEATURE_CHECK_CFLAGS-libopencsd := $(LIBOPENCSD_CFLAGS)
140 FEATURE_CHECK_LDFLAGS-libopencsd := $(LIBOPENC    160 FEATURE_CHECK_LDFLAGS-libopencsd := $(LIBOPENCSD_LDFLAGS) $(OPENCSDLIBS)
141                                                   161 
                                                   >> 162 ifeq ($(NO_PERF_REGS),0)
                                                   >> 163   CFLAGS += -DHAVE_PERF_REGS_SUPPORT
                                                   >> 164 endif
                                                   >> 165 
142 # for linking with debug library, run like:       166 # for linking with debug library, run like:
143 # make DEBUG=1 LIBDW_DIR=/opt/libdw/              167 # make DEBUG=1 LIBDW_DIR=/opt/libdw/
144 ifdef LIBDW_DIR                                   168 ifdef LIBDW_DIR
145   LIBDW_CFLAGS  := -I$(LIBDW_DIR)/include         169   LIBDW_CFLAGS  := -I$(LIBDW_DIR)/include
146   LIBDW_LDFLAGS := -L$(LIBDW_DIR)/lib             170   LIBDW_LDFLAGS := -L$(LIBDW_DIR)/lib
147 endif                                             171 endif
148 DWARFLIBS := -ldw                                 172 DWARFLIBS := -ldw
149 ifeq ($(findstring -static,${LDFLAGS}),-static    173 ifeq ($(findstring -static,${LDFLAGS}),-static)
150   DWARFLIBS += -lelf -lz -llzma -lbz2 -lzstd   !! 174   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                                             175 endif
165 FEATURE_CHECK_CFLAGS-libdw-dwarf-unwind := $(L    176 FEATURE_CHECK_CFLAGS-libdw-dwarf-unwind := $(LIBDW_CFLAGS)
166 FEATURE_CHECK_LDFLAGS-libdw-dwarf-unwind := $(    177 FEATURE_CHECK_LDFLAGS-libdw-dwarf-unwind := $(LIBDW_LDFLAGS) $(DWARFLIBS)
167                                                   178 
168 # for linking with debug library, run like:       179 # for linking with debug library, run like:
169 # make DEBUG=1 LIBBABELTRACE_DIR=/opt/libbabel    180 # make DEBUG=1 LIBBABELTRACE_DIR=/opt/libbabeltrace/
170 ifdef LIBBABELTRACE_DIR                           181 ifdef LIBBABELTRACE_DIR
171   LIBBABELTRACE_CFLAGS  := -I$(LIBBABELTRACE_D    182   LIBBABELTRACE_CFLAGS  := -I$(LIBBABELTRACE_DIR)/include
172   LIBBABELTRACE_LDFLAGS := -L$(LIBBABELTRACE_D    183   LIBBABELTRACE_LDFLAGS := -L$(LIBBABELTRACE_DIR)/lib
173 endif                                             184 endif
174 FEATURE_CHECK_CFLAGS-libbabeltrace := $(LIBBAB    185 FEATURE_CHECK_CFLAGS-libbabeltrace := $(LIBBABELTRACE_CFLAGS)
175 FEATURE_CHECK_LDFLAGS-libbabeltrace := $(LIBBA    186 FEATURE_CHECK_LDFLAGS-libbabeltrace := $(LIBBABELTRACE_LDFLAGS) -lbabeltrace-ctf
176                                                   187 
177 # for linking with debug library, run like:    << 
178 # make DEBUG=1 LIBCAPSTONE_DIR=/opt/capstone/  << 
179 ifdef LIBCAPSTONE_DIR                          << 
180   LIBCAPSTONE_CFLAGS  := -I$(LIBCAPSTONE_DIR)/ << 
181   LIBCAPSTONE_LDFLAGS := -L$(LIBCAPSTONE_DIR)/ << 
182 endif                                          << 
183 FEATURE_CHECK_CFLAGS-libcapstone := $(LIBCAPST << 
184 FEATURE_CHECK_LDFLAGS-libcapstone := $(LIBCAPS << 
185                                                << 
186 ifdef LIBZSTD_DIR                                 188 ifdef LIBZSTD_DIR
187   LIBZSTD_CFLAGS  := -I$(LIBZSTD_DIR)/lib         189   LIBZSTD_CFLAGS  := -I$(LIBZSTD_DIR)/lib
188   LIBZSTD_LDFLAGS := -L$(LIBZSTD_DIR)/lib         190   LIBZSTD_LDFLAGS := -L$(LIBZSTD_DIR)/lib
189 endif                                             191 endif
190 FEATURE_CHECK_CFLAGS-libzstd := $(LIBZSTD_CFLA    192 FEATURE_CHECK_CFLAGS-libzstd := $(LIBZSTD_CFLAGS)
191 FEATURE_CHECK_LDFLAGS-libzstd := $(LIBZSTD_LDF    193 FEATURE_CHECK_LDFLAGS-libzstd := $(LIBZSTD_LDFLAGS)
192                                                   194 
193 # for linking with debug library, run like:    << 
194 # make DEBUG=1 PKG_CONFIG_PATH=/opt/libtraceev << 
195                                                << 
196 ifneq ($(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    195 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                    196 # include ARCH specific config
204 -include $(src-perf)/arch/$(SRCARCH)/Makefile     197 -include $(src-perf)/arch/$(SRCARCH)/Makefile
205                                                   198 
206 ifdef PERF_HAVE_ARCH_REGS_QUERY_REGISTER_OFFSE    199 ifdef PERF_HAVE_ARCH_REGS_QUERY_REGISTER_OFFSET
207   CFLAGS += -DHAVE_ARCH_REGS_QUERY_REGISTER_OF    200   CFLAGS += -DHAVE_ARCH_REGS_QUERY_REGISTER_OFFSET
208 endif                                             201 endif
209                                                   202 
210 include $(srctree)/tools/scripts/utilities.mak    203 include $(srctree)/tools/scripts/utilities.mak
211                                                   204 
212 ifeq ($(call get-executable,$(FLEX)),)            205 ifeq ($(call get-executable,$(FLEX)),)
213   $(error Error: $(FLEX) is missing on this sy !! 206   dummy := $(error Error: $(FLEX) is missing on this system, please install it)
214 endif                                             207 endif
215                                                   208 
216 ifeq ($(call get-executable,$(BISON)),)           209 ifeq ($(call get-executable,$(BISON)),)
217   $(error Error: $(BISON) is missing on this s !! 210   dummy := $(error Error: $(BISON) is missing on this system, please install it)
218 endif                                             211 endif
219                                                   212 
220 ifneq ($(OUTPUT),)                                213 ifneq ($(OUTPUT),)
221   ifeq ($(shell expr $(shell $(BISON) --versio    214   ifeq ($(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    215     BISON_FILE_PREFIX_MAP := --file-prefix-map=$(OUTPUT)=
223   endif                                           216   endif
224 endif                                             217 endif
225                                                   218 
226 # Treat warnings as errors unless directed not    219 # Treat warnings as errors unless directed not to
227 ifneq ($(WERROR),0)                               220 ifneq ($(WERROR),0)
228   CORE_CFLAGS += -Werror                          221   CORE_CFLAGS += -Werror
229   CXXFLAGS += -Werror                             222   CXXFLAGS += -Werror
230   HOSTCFLAGS += -Werror                           223   HOSTCFLAGS += -Werror
231 endif                                             224 endif
232                                                   225 
233 ifndef DEBUG                                      226 ifndef DEBUG
234   DEBUG := 0                                      227   DEBUG := 0
235 endif                                             228 endif
236                                                   229 
237 ifeq ($(DEBUG),0)                                 230 ifeq ($(DEBUG),0)
238 CORE_CFLAGS += -DNDEBUG=1                      !! 231 ifeq ($(CC_NO_CLANG), 0)
239 CORE_CFLAGS += -O3                             !! 232   CORE_CFLAGS += -O3
240 else                                              233 else
241   CORE_CFLAGS += -g                            !! 234   CORE_CFLAGS += -O6
242   CXXFLAGS += -g                               !! 235 endif
243 endif                                             236 endif
244                                                   237 
245 ifdef PARSER_DEBUG                                238 ifdef PARSER_DEBUG
246   PARSER_DEBUG_BISON := -t                        239   PARSER_DEBUG_BISON := -t
247   PARSER_DEBUG_FLEX  := -d                        240   PARSER_DEBUG_FLEX  := -d
248   CFLAGS             += -DPARSER_DEBUG            241   CFLAGS             += -DPARSER_DEBUG
249   $(call detected_var,PARSER_DEBUG_BISON)         242   $(call detected_var,PARSER_DEBUG_BISON)
250   $(call detected_var,PARSER_DEBUG_FLEX)          243   $(call detected_var,PARSER_DEBUG_FLEX)
251 endif                                             244 endif
252                                                   245 
253 ifdef LTO                                      << 
254   CORE_CFLAGS += -flto                         << 
255   CXXFLAGS += -flto                            << 
256 endif                                          << 
257                                                << 
258 # Try different combinations to accommodate sy    246 # Try different combinations to accommodate systems that only have
259 # python[2][3]-config in weird combinations in    247 # python[2][3]-config in weird combinations in the following order of
260 # priority from lowest to highest:                248 # priority from lowest to highest:
261 #   * python2-config as per pep-0394.             249 #   * python2-config as per pep-0394.
262 #   * python-config                               250 #   * python-config
263 #   * python3-config                              251 #   * python3-config
264 #   * $(PYTHON)-config (If PYTHON is user supp    252 #   * $(PYTHON)-config (If PYTHON is user supplied but PYTHON_CONFIG isn't)
265 #                                                 253 #
266 PYTHON_AUTO := python-config                      254 PYTHON_AUTO := python-config
267 PYTHON_AUTO := $(if $(call get-executable,pyth    255 PYTHON_AUTO := $(if $(call get-executable,python2-config),python2-config,$(PYTHON_AUTO))
268 PYTHON_AUTO := $(if $(call get-executable,pyth    256 PYTHON_AUTO := $(if $(call get-executable,python-config),python-config,$(PYTHON_AUTO))
269 PYTHON_AUTO := $(if $(call get-executable,pyth    257 PYTHON_AUTO := $(if $(call get-executable,python3-config),python3-config,$(PYTHON_AUTO))
270                                                   258 
271 # If PYTHON is defined but PYTHON_CONFIG isn't    259 # 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    260 # supplied value for PYTHON_CONFIG. Because it's "user supplied", error out if it doesn't exist.
273 ifdef PYTHON                                      261 ifdef PYTHON
274   ifndef PYTHON_CONFIG                            262   ifndef PYTHON_CONFIG
275     PYTHON_CONFIG_AUTO := $(call get-executabl    263     PYTHON_CONFIG_AUTO := $(call get-executable,$(PYTHON)-config)
276     PYTHON_CONFIG := $(if $(PYTHON_CONFIG_AUTO    264     PYTHON_CONFIG := $(if $(PYTHON_CONFIG_AUTO),$(PYTHON_CONFIG_AUTO),\
277                           $(call $(error $(PYT    265                           $(call $(error $(PYTHON)-config not found)))
278   endif                                           266   endif
279 endif                                             267 endif
280                                                   268 
281 # Select either auto detected python and pytho    269 # Select either auto detected python and python-config or use user supplied values if they are
282 # defined. get-executable-or-default fails wit    270 # defined. get-executable-or-default fails with an error if the first argument is supplied but
283 # doesn't exist.                                  271 # doesn't exist.
284 override PYTHON_CONFIG := $(call get-executabl    272 override PYTHON_CONFIG := $(call get-executable-or-default,PYTHON_CONFIG,$(PYTHON_AUTO))
285 override PYTHON := $(call get-executable-or-de    273 override PYTHON := $(call get-executable-or-default,PYTHON,$(subst -config,,$(PYTHON_CONFIG)))
286                                                   274 
287 grep-libs  = $(filter -l%,$(1))                   275 grep-libs  = $(filter -l%,$(1))
288 strip-libs  = $(filter-out -l%,$(1))              276 strip-libs  = $(filter-out -l%,$(1))
289                                                   277 
290 PYTHON_CONFIG_SQ := $(call shell-sq,$(PYTHON_C    278 PYTHON_CONFIG_SQ := $(call shell-sq,$(PYTHON_CONFIG))
291                                                   279 
292 # Python 3.8 changed the output of `python-con    280 # Python 3.8 changed the output of `python-config --ldflags` to not include the
293 # '-lpythonX.Y' flag unless '--embed' is also     281 # '-lpythonX.Y' flag unless '--embed' is also passed. The feature check for
294 # libpython fails if that flag is not included    282 # libpython fails if that flag is not included in LDFLAGS
295 ifeq ($(shell $(PYTHON_CONFIG_SQ) --ldflags --    283 ifeq ($(shell $(PYTHON_CONFIG_SQ) --ldflags --embed 2>&1 1>/dev/null; echo $$?), 0)
296   PYTHON_CONFIG_LDFLAGS := --ldflags --embed      284   PYTHON_CONFIG_LDFLAGS := --ldflags --embed
297 else                                              285 else
298   PYTHON_CONFIG_LDFLAGS := --ldflags              286   PYTHON_CONFIG_LDFLAGS := --ldflags
299 endif                                             287 endif
300                                                   288 
301 ifdef PYTHON_CONFIG                               289 ifdef PYTHON_CONFIG
302   PYTHON_EMBED_LDOPTS := $(shell $(PYTHON_CONF    290   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,$(    291   PYTHON_EMBED_LDFLAGS := $(call strip-libs,$(PYTHON_EMBED_LDOPTS))
309   PYTHON_EMBED_LIBADD := $(call grep-libs,$(PY    292   PYTHON_EMBED_LIBADD := $(call grep-libs,$(PYTHON_EMBED_LDOPTS)) -lutil
310   PYTHON_EMBED_CCOPTS := $(shell $(PYTHON_CONF    293   PYTHON_EMBED_CCOPTS := $(shell $(PYTHON_CONFIG_SQ) --includes 2>/dev/null)
311   FLAGS_PYTHON_EMBED := $(PYTHON_EMBED_CCOPTS)    294   FLAGS_PYTHON_EMBED := $(PYTHON_EMBED_CCOPTS) $(PYTHON_EMBED_LDOPTS)
312   ifeq ($(CC_NO_CLANG), 0)                        295   ifeq ($(CC_NO_CLANG), 0)
313     PYTHON_EMBED_CCOPTS := $(filter-out -ffat-    296     PYTHON_EMBED_CCOPTS := $(filter-out -ffat-lto-objects, $(PYTHON_EMBED_CCOPTS))
314   endif                                           297   endif
315 endif                                             298 endif
316                                                   299 
317 FEATURE_CHECK_CFLAGS-libpython := $(PYTHON_EMB    300 FEATURE_CHECK_CFLAGS-libpython := $(PYTHON_EMBED_CCOPTS)
318 FEATURE_CHECK_LDFLAGS-libpython := $(PYTHON_EM    301 FEATURE_CHECK_LDFLAGS-libpython := $(PYTHON_EMBED_LDOPTS)
319                                                   302 
320 FEATURE_CHECK_LDFLAGS-libaio = -lrt               303 FEATURE_CHECK_LDFLAGS-libaio = -lrt
321                                                   304 
322 FEATURE_CHECK_LDFLAGS-disassembler-four-args = << 
323 FEATURE_CHECK_LDFLAGS-disassembler-init-styled << 
324                                                << 
325 CORE_CFLAGS += -fno-omit-frame-pointer            305 CORE_CFLAGS += -fno-omit-frame-pointer
                                                   >> 306 CORE_CFLAGS += -ggdb3
                                                   >> 307 CORE_CFLAGS += -funwind-tables
326 CORE_CFLAGS += -Wall                              308 CORE_CFLAGS += -Wall
327 CORE_CFLAGS += -Wextra                            309 CORE_CFLAGS += -Wextra
328 CORE_CFLAGS += -std=gnu11                      !! 310 CORE_CFLAGS += -std=gnu99
329                                                   311 
330 CXXFLAGS += -std=gnu++17 -fno-exceptions -fno- !! 312 CXXFLAGS += -std=gnu++14 -fno-exceptions -fno-rtti
331 CXXFLAGS += -Wall                                 313 CXXFLAGS += -Wall
332 CXXFLAGS += -Wextra                            << 
333 CXXFLAGS += -fno-omit-frame-pointer               314 CXXFLAGS += -fno-omit-frame-pointer
                                                   >> 315 CXXFLAGS += -ggdb3
                                                   >> 316 CXXFLAGS += -funwind-tables
                                                   >> 317 CXXFLAGS += -Wno-strict-aliasing
334                                                   318 
335 HOSTCFLAGS += -Wall                               319 HOSTCFLAGS += -Wall
336 HOSTCFLAGS += -Wextra                             320 HOSTCFLAGS += -Wextra
337                                                   321 
338 # Enforce a non-executable stack, as we may re    322 # Enforce a non-executable stack, as we may regress (again) in the future by
339 # adding assembler files missing the .GNU-stac    323 # adding assembler files missing the .GNU-stack linker note.
340 LDFLAGS += -Wl,-z,noexecstack                     324 LDFLAGS += -Wl,-z,noexecstack
341                                                   325 
342 EXTLIBS = -lpthread -lrt -lm -ldl                 326 EXTLIBS = -lpthread -lrt -lm -ldl
343                                                   327 
344 ifneq ($(TCMALLOC),)                              328 ifneq ($(TCMALLOC),)
345   CFLAGS += -fno-builtin-malloc -fno-builtin-c    329   CFLAGS += -fno-builtin-malloc -fno-builtin-calloc -fno-builtin-realloc -fno-builtin-free
346   EXTLIBS += -ltcmalloc                           330   EXTLIBS += -ltcmalloc
347 endif                                             331 endif
348                                                   332 
349 ifeq ($(FEATURES_DUMP),)                          333 ifeq ($(FEATURES_DUMP),)
350 # We will display at the end of this Makefile. !! 334 # We will display at the end of this Makefile.config, using $(call feature_display_entries),
351 # As we may retry some feature detection here, !! 335 # as we may retry some feature detection here.
352   FEATURE_DISPLAY_DEFERRED := 1                   336   FEATURE_DISPLAY_DEFERRED := 1
353 include $(srctree)/tools/build/Makefile.featur    337 include $(srctree)/tools/build/Makefile.feature
354 else                                              338 else
355 include $(FEATURES_DUMP)                          339 include $(FEATURES_DUMP)
356 endif                                             340 endif
357                                                   341 
358 ifeq ($(feature-stackprotector-all), 1)           342 ifeq ($(feature-stackprotector-all), 1)
359   CORE_CFLAGS += -fstack-protector-all            343   CORE_CFLAGS += -fstack-protector-all
360 endif                                             344 endif
361                                                   345 
362 ifeq ($(DEBUG),0)                                 346 ifeq ($(DEBUG),0)
363   ifeq ($(feature-fortify-source), 1)             347   ifeq ($(feature-fortify-source), 1)
364     CORE_CFLAGS += -U_FORTIFY_SOURCE -D_FORTIF    348     CORE_CFLAGS += -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2
365   endif                                           349   endif
366 endif                                             350 endif
367                                                   351 
                                                   >> 352 INC_FLAGS += -I$(srctree)/tools/lib/perf/include
368 INC_FLAGS += -I$(src-perf)/util/include           353 INC_FLAGS += -I$(src-perf)/util/include
369 INC_FLAGS += -I$(src-perf)/arch/$(SRCARCH)/inc    354 INC_FLAGS += -I$(src-perf)/arch/$(SRCARCH)/include
370 INC_FLAGS += -I$(srctree)/tools/include/          355 INC_FLAGS += -I$(srctree)/tools/include/
371 INC_FLAGS += -I$(srctree)/tools/arch/$(SRCARCH    356 INC_FLAGS += -I$(srctree)/tools/arch/$(SRCARCH)/include/uapi
372 INC_FLAGS += -I$(srctree)/tools/include/uapi      357 INC_FLAGS += -I$(srctree)/tools/include/uapi
373 INC_FLAGS += -I$(srctree)/tools/arch/$(SRCARCH    358 INC_FLAGS += -I$(srctree)/tools/arch/$(SRCARCH)/include/
374 INC_FLAGS += -I$(srctree)/tools/arch/$(SRCARCH    359 INC_FLAGS += -I$(srctree)/tools/arch/$(SRCARCH)/
375                                                   360 
376 # $(obj-perf)      for generated common-cmds.h    361 # $(obj-perf)      for generated common-cmds.h
377 # $(obj-perf)/util for generated bison/flex he    362 # $(obj-perf)/util for generated bison/flex headers
378 ifneq ($(OUTPUT),)                                363 ifneq ($(OUTPUT),)
379 INC_FLAGS += -I$(obj-perf)/util                   364 INC_FLAGS += -I$(obj-perf)/util
380 INC_FLAGS += -I$(obj-perf)                        365 INC_FLAGS += -I$(obj-perf)
381 endif                                             366 endif
382                                                   367 
383 INC_FLAGS += -I$(src-perf)/util                   368 INC_FLAGS += -I$(src-perf)/util
384 INC_FLAGS += -I$(src-perf)                        369 INC_FLAGS += -I$(src-perf)
                                                   >> 370 INC_FLAGS += -I$(srctree)/tools/lib/
385                                                   371 
386 CORE_CFLAGS += -D_LARGEFILE64_SOURCE -D_FILE_O    372 CORE_CFLAGS += -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE
387                                                   373 
388 CFLAGS   += $(CORE_CFLAGS) $(INC_FLAGS)           374 CFLAGS   += $(CORE_CFLAGS) $(INC_FLAGS)
389 CXXFLAGS += $(INC_FLAGS)                          375 CXXFLAGS += $(INC_FLAGS)
390                                                   376 
391 LIBPERF_CFLAGS := $(CORE_CFLAGS) $(EXTRA_CFLAG    377 LIBPERF_CFLAGS := $(CORE_CFLAGS) $(EXTRA_CFLAGS)
392                                                   378 
393 ifeq ($(feature-pthread-attr-setaffinity-np),     379 ifeq ($(feature-pthread-attr-setaffinity-np), 1)
394   CFLAGS += -DHAVE_PTHREAD_ATTR_SETAFFINITY_NP    380   CFLAGS += -DHAVE_PTHREAD_ATTR_SETAFFINITY_NP
395 endif                                             381 endif
396                                                   382 
397 ifeq ($(feature-pthread-barrier), 1)              383 ifeq ($(feature-pthread-barrier), 1)
398   CFLAGS += -DHAVE_PTHREAD_BARRIER                384   CFLAGS += -DHAVE_PTHREAD_BARRIER
399 endif                                             385 endif
400                                                   386 
401 ifndef NO_BIONIC                                  387 ifndef NO_BIONIC
402   $(call feature_check,bionic)                    388   $(call feature_check,bionic)
403   ifeq ($(feature-bionic), 1)                     389   ifeq ($(feature-bionic), 1)
404     BIONIC := 1                                   390     BIONIC := 1
405     CFLAGS += -DLACKS_SIGQUEUE_PROTOTYPE          391     CFLAGS += -DLACKS_SIGQUEUE_PROTOTYPE
406     CFLAGS += -DLACKS_OPEN_MEMSTREAM_PROTOTYPE    392     CFLAGS += -DLACKS_OPEN_MEMSTREAM_PROTOTYPE
407     EXTLIBS := $(filter-out -lrt,$(EXTLIBS))      393     EXTLIBS := $(filter-out -lrt,$(EXTLIBS))
408     EXTLIBS := $(filter-out -lpthread,$(EXTLIB    394     EXTLIBS := $(filter-out -lpthread,$(EXTLIBS))
409   endif                                           395   endif
410 endif                                             396 endif
411                                                   397 
412 ifeq ($(feature-eventfd), 1)                      398 ifeq ($(feature-eventfd), 1)
413   CFLAGS += -DHAVE_EVENTFD_SUPPORT                399   CFLAGS += -DHAVE_EVENTFD_SUPPORT
414 endif                                             400 endif
415                                                   401 
416 ifeq ($(feature-get_current_dir_name), 1)         402 ifeq ($(feature-get_current_dir_name), 1)
417   CFLAGS += -DHAVE_GET_CURRENT_DIR_NAME           403   CFLAGS += -DHAVE_GET_CURRENT_DIR_NAME
418 endif                                             404 endif
419                                                   405 
420 ifeq ($(feature-gettid), 1)                       406 ifeq ($(feature-gettid), 1)
421   CFLAGS += -DHAVE_GETTID                         407   CFLAGS += -DHAVE_GETTID
422 endif                                             408 endif
423                                                   409 
424 ifeq ($(feature-file-handle), 1)                  410 ifeq ($(feature-file-handle), 1)
425   CFLAGS += -DHAVE_FILE_HANDLE                    411   CFLAGS += -DHAVE_FILE_HANDLE
426 endif                                             412 endif
427                                                   413 
428 ifdef NO_LIBELF                                   414 ifdef NO_LIBELF
429   NO_DWARF := 1                                   415   NO_DWARF := 1
                                                   >> 416   NO_DEMANGLE := 1
430   NO_LIBUNWIND := 1                               417   NO_LIBUNWIND := 1
431   NO_LIBDW_DWARF_UNWIND := 1                      418   NO_LIBDW_DWARF_UNWIND := 1
432   NO_LIBBPF := 1                                  419   NO_LIBBPF := 1
433   NO_JVMTI := 1                                   420   NO_JVMTI := 1
434 else                                              421 else
435   ifeq ($(feature-libelf), 0)                     422   ifeq ($(feature-libelf), 0)
436     ifeq ($(feature-glibc), 1)                    423     ifeq ($(feature-glibc), 1)
437       LIBC_SUPPORT := 1                           424       LIBC_SUPPORT := 1
438     endif                                         425     endif
439     ifeq ($(BIONIC),1)                            426     ifeq ($(BIONIC),1)
440       LIBC_SUPPORT := 1                           427       LIBC_SUPPORT := 1
441     endif                                         428     endif
442     ifeq ($(LIBC_SUPPORT),1)                      429     ifeq ($(LIBC_SUPPORT),1)
443       $(error ERROR: No libelf found. Disables !! 430       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);
                                                   >> 431 
                                                   >> 432       NO_LIBELF := 1
                                                   >> 433       NO_DWARF := 1
                                                   >> 434       NO_DEMANGLE := 1
                                                   >> 435       NO_LIBUNWIND := 1
                                                   >> 436       NO_LIBDW_DWARF_UNWIND := 1
                                                   >> 437       NO_LIBBPF := 1
                                                   >> 438       NO_JVMTI := 1
444     else                                          439     else
445       ifneq ($(filter s% -fsanitize=address%,$    440       ifneq ($(filter s% -fsanitize=address%,$(EXTRA_CFLAGS),),)
446         ifneq ($(shell ldconfig -p | grep liba    441         ifneq ($(shell ldconfig -p | grep libasan >/dev/null 2>&1; echo $$?), 0)
447           $(error No libasan found, please ins !! 442           msg := $(error No libasan found, please install libasan);
448         endif                                     443         endif
449       endif                                       444       endif
450                                                   445 
451       ifneq ($(filter s% -fsanitize=undefined%    446       ifneq ($(filter s% -fsanitize=undefined%,$(EXTRA_CFLAGS),),)
452         ifneq ($(shell ldconfig -p | grep libu    447         ifneq ($(shell ldconfig -p | grep libubsan >/dev/null 2>&1; echo $$?), 0)
453           $(error No libubsan found, please in !! 448           msg := $(error No libubsan found, please install libubsan);
454         endif                                     449         endif
455       endif                                       450       endif
456                                                   451 
457       ifneq ($(filter s% -static%,$(LDFLAGS),)    452       ifneq ($(filter s% -static%,$(LDFLAGS),),)
458         $(error No static glibc found, please  !! 453         msg := $(error No static glibc found, please install glibc-static);
459       else                                        454       else
460         $(error No gnu/libc-version.h found, p !! 455         msg := $(error No gnu/libc-version.h found, please install glibc-dev[el]);
461       endif                                       456       endif
462     endif                                         457     endif
463   else                                            458   else
464     ifndef NO_LIBDW_DWARF_UNWIND                  459     ifndef NO_LIBDW_DWARF_UNWIND
465       ifneq ($(feature-libdw-dwarf-unwind),1)     460       ifneq ($(feature-libdw-dwarf-unwind),1)
466         NO_LIBDW_DWARF_UNWIND := 1                461         NO_LIBDW_DWARF_UNWIND := 1
467         $(warning No libdw DWARF unwind found, !! 462         msg := $(warning No libdw DWARF unwind found, Please install elfutils-devel/libdw-dev >= 0.158 and/or set LIBDW_DIR);
468       endif                                       463       endif
469     endif                                         464     endif
470     ifneq ($(feature-dwarf), 1)                   465     ifneq ($(feature-dwarf), 1)
471       ifndef NO_DWARF                             466       ifndef NO_DWARF
472         $(warning No libdw.h found or old libd !! 467         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                             468         NO_DWARF := 1
474       endif                                       469       endif
475     else                                          470     else
476       ifneq ($(feature-dwarf_getlocations), 1)    471       ifneq ($(feature-dwarf_getlocations), 1)
477         $(warning Old libdw.h, finding variabl !! 472         msg := $(warning Old libdw.h, finding variables at given 'perf probe' point will not work, install elfutils-devel/libdw-dev >= 0.157);
478       else                                        473       else
479         CFLAGS += -DHAVE_DWARF_GETLOCATIONS_SU    474         CFLAGS += -DHAVE_DWARF_GETLOCATIONS_SUPPORT
480       endif # dwarf_getlocations                  475       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                         476     endif # Dwarf support
487   endif # libelf support                          477   endif # libelf support
488 endif # NO_LIBELF                                 478 endif # NO_LIBELF
489                                                   479 
                                                   >> 480 ifeq ($(feature-glibc), 1)
                                                   >> 481   CFLAGS += -DHAVE_GLIBC_SUPPORT
                                                   >> 482 endif
                                                   >> 483 
490 ifeq ($(feature-libaio), 1)                       484 ifeq ($(feature-libaio), 1)
491   ifndef NO_AIO                                   485   ifndef NO_AIO
492     CFLAGS += -DHAVE_AIO_SUPPORT                  486     CFLAGS += -DHAVE_AIO_SUPPORT
493   endif                                           487   endif
494 endif                                             488 endif
495                                                   489 
496 ifdef NO_DWARF                                    490 ifdef NO_DWARF
497   NO_LIBDW_DWARF_UNWIND := 1                      491   NO_LIBDW_DWARF_UNWIND := 1
498 endif                                             492 endif
499                                                   493 
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)                 494 ifeq ($(feature-sched_getcpu), 1)
508   CFLAGS += -DHAVE_SCHED_GETCPU_SUPPORT           495   CFLAGS += -DHAVE_SCHED_GETCPU_SUPPORT
509 endif                                             496 endif
510                                                   497 
511 ifeq ($(feature-setns), 1)                        498 ifeq ($(feature-setns), 1)
512   CFLAGS += -DHAVE_SETNS_SUPPORT                  499   CFLAGS += -DHAVE_SETNS_SUPPORT
513   $(call detected,CONFIG_SETNS)                   500   $(call detected,CONFIG_SETNS)
514 endif                                             501 endif
515                                                   502 
516 ifdef CORESIGHT                                   503 ifdef CORESIGHT
517   $(call feature_check,libopencsd)                504   $(call feature_check,libopencsd)
518   ifeq ($(feature-libopencsd), 1)                 505   ifeq ($(feature-libopencsd), 1)
519     CFLAGS += -DHAVE_CSTRACE_SUPPORT $(LIBOPEN    506     CFLAGS += -DHAVE_CSTRACE_SUPPORT $(LIBOPENCSD_CFLAGS)
520     ifeq ($(feature-reallocarray), 0)             507     ifeq ($(feature-reallocarray), 0)
521       CFLAGS += -DCOMPAT_NEED_REALLOCARRAY        508       CFLAGS += -DCOMPAT_NEED_REALLOCARRAY
522     endif                                         509     endif
523     LDFLAGS += $(LIBOPENCSD_LDFLAGS)              510     LDFLAGS += $(LIBOPENCSD_LDFLAGS)
524     EXTLIBS += $(OPENCSDLIBS)                     511     EXTLIBS += $(OPENCSDLIBS)
525     $(call detected,CONFIG_LIBOPENCSD)            512     $(call detected,CONFIG_LIBOPENCSD)
526     ifdef CSTRACE_RAW                             513     ifdef CSTRACE_RAW
527       CFLAGS += -DCS_DEBUG_RAW                    514       CFLAGS += -DCS_DEBUG_RAW
528       ifeq (${CSTRACE_RAW}, packed)               515       ifeq (${CSTRACE_RAW}, packed)
529         CFLAGS += -DCS_RAW_PACKED                 516         CFLAGS += -DCS_RAW_PACKED
530       endif                                       517       endif
531     endif                                         518     endif
532   else                                            519   else
533     $(error Error: No libopencsd library found !! 520     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                                           521   endif
545 endif                                             522 endif
546                                                   523 
547 ifndef NO_LIBELF                                  524 ifndef NO_LIBELF
548   CFLAGS += -DHAVE_LIBELF_SUPPORT                 525   CFLAGS += -DHAVE_LIBELF_SUPPORT
549   EXTLIBS += -lelf                                526   EXTLIBS += -lelf
550   $(call detected,CONFIG_LIBELF)                  527   $(call detected,CONFIG_LIBELF)
551                                                   528 
552   ifeq ($(feature-libelf-getphdrnum), 1)          529   ifeq ($(feature-libelf-getphdrnum), 1)
553     CFLAGS += -DHAVE_ELF_GETPHDRNUM_SUPPORT       530     CFLAGS += -DHAVE_ELF_GETPHDRNUM_SUPPORT
554   endif                                           531   endif
555                                                   532 
556   ifeq ($(feature-libelf-gelf_getnote), 1)        533   ifeq ($(feature-libelf-gelf_getnote), 1)
557     CFLAGS += -DHAVE_GELF_GETNOTE_SUPPORT         534     CFLAGS += -DHAVE_GELF_GETNOTE_SUPPORT
558   else                                            535   else
559     $(warning gelf_getnote() not found on libe !! 536     msg := $(warning gelf_getnote() not found on libelf, SDT support disabled);
560   endif                                           537   endif
561                                                   538 
562   ifeq ($(feature-libelf-getshdrstrndx), 1)       539   ifeq ($(feature-libelf-getshdrstrndx), 1)
563     CFLAGS += -DHAVE_ELF_GETSHDRSTRNDX_SUPPORT    540     CFLAGS += -DHAVE_ELF_GETSHDRSTRNDX_SUPPORT
564   endif                                           541   endif
565                                                   542 
566   ifndef NO_LIBDEBUGINFOD                         543   ifndef NO_LIBDEBUGINFOD
567     $(call feature_check,libdebuginfod)           544     $(call feature_check,libdebuginfod)
568     ifeq ($(feature-libdebuginfod), 1)            545     ifeq ($(feature-libdebuginfod), 1)
569       CFLAGS += -DHAVE_DEBUGINFOD_SUPPORT         546       CFLAGS += -DHAVE_DEBUGINFOD_SUPPORT
570       EXTLIBS += -ldebuginfod                     547       EXTLIBS += -ldebuginfod
571     endif                                         548     endif
572   endif                                           549   endif
573                                                   550 
574   ifndef NO_DWARF                                 551   ifndef NO_DWARF
575     ifeq ($(origin PERF_HAVE_DWARF_REGS), unde    552     ifeq ($(origin PERF_HAVE_DWARF_REGS), undefined)
576       $(warning DWARF register mappings have n !! 553       msg := $(warning DWARF register mappings have not been defined for architecture $(SRCARCH), DWARF support disabled);
577       NO_DWARF := 1                               554       NO_DWARF := 1
578     else                                          555     else
579       CFLAGS += -DHAVE_DWARF_SUPPORT $(LIBDW_C    556       CFLAGS += -DHAVE_DWARF_SUPPORT $(LIBDW_CFLAGS)
580       LDFLAGS += $(LIBDW_LDFLAGS)                 557       LDFLAGS += $(LIBDW_LDFLAGS)
581       EXTLIBS += ${DWARFLIBS}                     558       EXTLIBS += ${DWARFLIBS}
582       $(call detected,CONFIG_DWARF)               559       $(call detected,CONFIG_DWARF)
583     endif # PERF_HAVE_DWARF_REGS                  560     endif # PERF_HAVE_DWARF_REGS
584   endif # NO_DWARF                                561   endif # NO_DWARF
585                                                   562 
586   ifndef NO_LIBBPF                                563   ifndef NO_LIBBPF
587     ifeq ($(feature-bpf), 1)                      564     ifeq ($(feature-bpf), 1)
                                                   >> 565       CFLAGS += -DHAVE_LIBBPF_SUPPORT
                                                   >> 566       $(call detected,CONFIG_LIBBPF)
                                                   >> 567 
588       # detecting libbpf without LIBBPF_DYNAMI    568       # detecting libbpf without LIBBPF_DYNAMIC, so make VF=1 shows libbpf detection status
589       $(call feature_check,libbpf)                569       $(call feature_check,libbpf)
590                                                << 
591       ifdef LIBBPF_DYNAMIC                        570       ifdef LIBBPF_DYNAMIC
592         ifeq ($(feature-libbpf), 1)               571         ifeq ($(feature-libbpf), 1)
593           EXTLIBS += -lbpf                        572           EXTLIBS += -lbpf
594           CFLAGS += -DHAVE_LIBBPF_SUPPORT      << 
595           $(call detected,CONFIG_LIBBPF)       << 
596           $(call detected,CONFIG_LIBBPF_DYNAMI    573           $(call detected,CONFIG_LIBBPF_DYNAMIC)
                                                   >> 574 
                                                   >> 575           $(call feature_check,libbpf-btf__load_from_kernel_by_id)
                                                   >> 576           ifeq ($(feature-libbpf-btf__load_from_kernel_by_id), 1)
                                                   >> 577             CFLAGS += -DHAVE_LIBBPF_BTF__LOAD_FROM_KERNEL_BY_ID
                                                   >> 578           endif
                                                   >> 579           $(call feature_check,libbpf-bpf_prog_load)
                                                   >> 580           ifeq ($(feature-libbpf-bpf_prog_load), 1)
                                                   >> 581             CFLAGS += -DHAVE_LIBBPF_BPF_PROG_LOAD
                                                   >> 582           endif
                                                   >> 583           $(call feature_check,libbpf-bpf_object__next_program)
                                                   >> 584           ifeq ($(feature-libbpf-bpf_object__next_program), 1)
                                                   >> 585             CFLAGS += -DHAVE_LIBBPF_BPF_OBJECT__NEXT_PROGRAM
                                                   >> 586           endif
                                                   >> 587           $(call feature_check,libbpf-bpf_object__next_map)
                                                   >> 588           ifeq ($(feature-libbpf-bpf_object__next_map), 1)
                                                   >> 589             CFLAGS += -DHAVE_LIBBPF_BPF_OBJECT__NEXT_MAP
                                                   >> 590           endif
                                                   >> 591           $(call feature_check,libbpf-bpf_program__set_insns)
                                                   >> 592           ifeq ($(feature-libbpf-bpf_program__set_insns), 1)
                                                   >> 593             CFLAGS += -DHAVE_LIBBPF_BPF_PROGRAM__SET_INSNS
                                                   >> 594           endif
                                                   >> 595           $(call feature_check,libbpf-btf__raw_data)
                                                   >> 596           ifeq ($(feature-libbpf-btf__raw_data), 1)
                                                   >> 597             CFLAGS += -DHAVE_LIBBPF_BTF__RAW_DATA
                                                   >> 598           endif
                                                   >> 599           $(call feature_check,libbpf-bpf_map_create)
                                                   >> 600           ifeq ($(feature-libbpf-bpf_map_create), 1)
                                                   >> 601             CFLAGS += -DHAVE_LIBBPF_BPF_MAP_CREATE
                                                   >> 602           endif
597         else                                      603         else
598           $(error Error: No libbpf devel libra !! 604           dummy := $(error Error: No libbpf devel library found, please install libbpf-devel);
599         endif                                     605         endif
600       else                                        606       else
601         ifeq ($(NO_ZLIB), 1)                   !! 607         CFLAGS += -DHAVE_LIBBPF_BTF__LOAD_FROM_KERNEL_BY_ID
602           $(warning Warning: Statically buildi !! 608         CFLAGS += -DHAVE_LIBBPF_BPF_PROG_LOAD
603           NO_LIBBPF := 1                       !! 609         CFLAGS += -DHAVE_LIBBPF_BPF_OBJECT__NEXT_PROGRAM
604         else                                   !! 610         CFLAGS += -DHAVE_LIBBPF_BPF_OBJECT__NEXT_MAP
605           # Libbpf will be built as a static l !! 611         CFLAGS += -DHAVE_LIBBPF_BPF_PROGRAM__SET_INSNS
606           LIBBPF_STATIC := 1                   !! 612         CFLAGS += -DHAVE_LIBBPF_BTF__RAW_DATA
607           $(call detected,CONFIG_LIBBPF)       !! 613         CFLAGS += -DHAVE_LIBBPF_BPF_MAP_CREATE
608           CFLAGS += -DHAVE_LIBBPF_SUPPORT      << 
609         endif                                  << 
610       endif                                       614       endif
611     endif                                         615     endif
                                                   >> 616 
                                                   >> 617     ifndef NO_DWARF
                                                   >> 618       ifdef PERF_HAVE_ARCH_REGS_QUERY_REGISTER_OFFSET
                                                   >> 619         CFLAGS += -DHAVE_BPF_PROLOGUE
                                                   >> 620         $(call detected,CONFIG_BPF_PROLOGUE)
                                                   >> 621       else
                                                   >> 622         msg := $(warning BPF prologue is not supported by architecture $(SRCARCH), missing regs_query_register_offset());
                                                   >> 623       endif
                                                   >> 624     else
                                                   >> 625       msg := $(warning DWARF support is off, BPF prologue is disabled);
                                                   >> 626     endif
                                                   >> 627 
612   endif # NO_LIBBPF                               628   endif # NO_LIBBPF
613 endif # NO_LIBELF                                 629 endif # NO_LIBELF
614                                                   630 
615 ifndef NO_SDT                                     631 ifndef NO_SDT
616   ifneq ($(feature-sdt), 1)                       632   ifneq ($(feature-sdt), 1)
617     $(warning No sys/sdt.h found, no SDT event !! 633     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;                                  634     NO_SDT := 1;
619   else                                            635   else
620     CFLAGS += -DHAVE_SDT_EVENT                    636     CFLAGS += -DHAVE_SDT_EVENT
621     $(call detected,CONFIG_SDT_EVENT)             637     $(call detected,CONFIG_SDT_EVENT)
622   endif                                           638   endif
623 endif                                             639 endif
624                                                   640 
625 ifdef PERF_HAVE_JITDUMP                           641 ifdef PERF_HAVE_JITDUMP
626   ifndef NO_LIBELF                                642   ifndef NO_LIBELF
627     $(call detected,CONFIG_JITDUMP)               643     $(call detected,CONFIG_JITDUMP)
628     CFLAGS += -DHAVE_JITDUMP                      644     CFLAGS += -DHAVE_JITDUMP
629   endif                                           645   endif
630 endif                                             646 endif
631                                                   647 
632 ifeq ($(SRCARCH),powerpc)                         648 ifeq ($(SRCARCH),powerpc)
633   ifndef NO_DWARF                                 649   ifndef NO_DWARF
634     CFLAGS += -DHAVE_SKIP_CALLCHAIN_IDX           650     CFLAGS += -DHAVE_SKIP_CALLCHAIN_IDX
635   endif                                           651   endif
636 endif                                             652 endif
637                                                   653 
638 ifndef NO_LIBUNWIND                               654 ifndef NO_LIBUNWIND
639   have_libunwind :=                               655   have_libunwind :=
640                                                   656 
641   $(call feature_check,libunwind-x86)             657   $(call feature_check,libunwind-x86)
642   ifeq ($(feature-libunwind-x86), 1)              658   ifeq ($(feature-libunwind-x86), 1)
643     $(call detected,CONFIG_LIBUNWIND_X86)         659     $(call detected,CONFIG_LIBUNWIND_X86)
644     CFLAGS += -DHAVE_LIBUNWIND_X86_SUPPORT        660     CFLAGS += -DHAVE_LIBUNWIND_X86_SUPPORT
645     LDFLAGS += -lunwind-x86                       661     LDFLAGS += -lunwind-x86
646     EXTLIBS_LIBUNWIND += -lunwind-x86             662     EXTLIBS_LIBUNWIND += -lunwind-x86
647     have_libunwind = 1                            663     have_libunwind = 1
648   endif                                           664   endif
649                                                   665 
650   $(call feature_check,libunwind-aarch64)         666   $(call feature_check,libunwind-aarch64)
651   ifeq ($(feature-libunwind-aarch64), 1)          667   ifeq ($(feature-libunwind-aarch64), 1)
652     $(call detected,CONFIG_LIBUNWIND_AARCH64)     668     $(call detected,CONFIG_LIBUNWIND_AARCH64)
653     CFLAGS += -DHAVE_LIBUNWIND_AARCH64_SUPPORT    669     CFLAGS += -DHAVE_LIBUNWIND_AARCH64_SUPPORT
654     LDFLAGS += -lunwind-aarch64                   670     LDFLAGS += -lunwind-aarch64
655     EXTLIBS_LIBUNWIND += -lunwind-aarch64         671     EXTLIBS_LIBUNWIND += -lunwind-aarch64
656     have_libunwind = 1                            672     have_libunwind = 1
657     $(call feature_check,libunwind-debug-frame    673     $(call feature_check,libunwind-debug-frame-aarch64)
658     ifneq ($(feature-libunwind-debug-frame-aar    674     ifneq ($(feature-libunwind-debug-frame-aarch64), 1)
659       $(warning No debug_frame support found i !! 675       msg := $(warning No debug_frame support found in libunwind-aarch64);
660       CFLAGS += -DNO_LIBUNWIND_DEBUG_FRAME_AAR    676       CFLAGS += -DNO_LIBUNWIND_DEBUG_FRAME_AARCH64
661     endif                                         677     endif
662   endif                                           678   endif
663                                                   679 
664   ifneq ($(feature-libunwind), 1)                 680   ifneq ($(feature-libunwind), 1)
665     $(warning No libunwind found. Please insta !! 681     msg := $(warning No libunwind found. Please install libunwind-dev[el] >= 1.1 and/or set LIBUNWIND_DIR);
666     NO_LOCAL_LIBUNWIND := 1                       682     NO_LOCAL_LIBUNWIND := 1
667   else                                            683   else
668     have_libunwind := 1                           684     have_libunwind := 1
669     $(call detected,CONFIG_LOCAL_LIBUNWIND)       685     $(call detected,CONFIG_LOCAL_LIBUNWIND)
670   endif                                           686   endif
671                                                   687 
672   ifneq ($(have_libunwind), 1)                    688   ifneq ($(have_libunwind), 1)
673     NO_LIBUNWIND := 1                             689     NO_LIBUNWIND := 1
674   endif                                           690   endif
675 else                                              691 else
676   NO_LOCAL_LIBUNWIND := 1                         692   NO_LOCAL_LIBUNWIND := 1
677 endif                                             693 endif
678                                                   694 
679 ifndef NO_LIBBPF                                  695 ifndef NO_LIBBPF
680   ifneq ($(feature-bpf), 1)                       696   ifneq ($(feature-bpf), 1)
681     $(warning BPF API too old. Please install  !! 697     msg := $(warning BPF API too old. Please install recent kernel headers. BPF support in 'perf record' is disabled.)
682     NO_LIBBPF := 1                                698     NO_LIBBPF := 1
683   endif                                           699   endif
684 endif                                             700 endif
685                                                   701 
686 ifndef BUILD_BPF_SKEL                          !! 702 ifdef BUILD_BPF_SKEL
687   # BPF skeletons control a large number of pe !! 703   $(call feature_check,clang-bpf-co-re)
688   # they are enabled.                          !! 704   ifeq ($(feature-clang-bpf-co-re), 0)
689   BUILD_BPF_SKEL := 1                          !! 705     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                                           706   endif
723 endif                                          !! 707   ifeq ($(filter -DHAVE_LIBBPF_SUPPORT, $(CFLAGS)),)
724                                                !! 708     dummy := $(error Error: BPF skeleton support requires libbpf)
725 ifndef GEN_VMLINUX_H                           !! 709   endif
726   VMLINUX_H=$(src-perf)/util/bpf_skel/vmlinux/ !! 710   $(call detected,CONFIG_PERF_BPF_SKEL)
                                                   >> 711   CFLAGS += -DHAVE_BPF_SKEL
727 endif                                             712 endif
728                                                   713 
729 dwarf-post-unwind := 1                            714 dwarf-post-unwind := 1
730 dwarf-post-unwind-text := BUG                     715 dwarf-post-unwind-text := BUG
731                                                   716 
732 # setup DWARF post unwinder                       717 # setup DWARF post unwinder
733 ifdef NO_LIBUNWIND                                718 ifdef NO_LIBUNWIND
734   ifdef NO_LIBDW_DWARF_UNWIND                     719   ifdef NO_LIBDW_DWARF_UNWIND
735     $(warning Disabling post unwind, no suppor !! 720     msg := $(warning Disabling post unwind, no support found.);
736     dwarf-post-unwind := 0                        721     dwarf-post-unwind := 0
737   else                                            722   else
738     dwarf-post-unwind-text := libdw               723     dwarf-post-unwind-text := libdw
739     $(call detected,CONFIG_LIBDW_DWARF_UNWIND)    724     $(call detected,CONFIG_LIBDW_DWARF_UNWIND)
740   endif                                           725   endif
741 else                                              726 else
742   dwarf-post-unwind-text := libunwind             727   dwarf-post-unwind-text := libunwind
743   $(call detected,CONFIG_LIBUNWIND)               728   $(call detected,CONFIG_LIBUNWIND)
744   # Enable libunwind support by default.          729   # Enable libunwind support by default.
745   ifndef NO_LIBDW_DWARF_UNWIND                    730   ifndef NO_LIBDW_DWARF_UNWIND
746     NO_LIBDW_DWARF_UNWIND := 1                    731     NO_LIBDW_DWARF_UNWIND := 1
747   endif                                           732   endif
748 endif                                             733 endif
749                                                   734 
750 ifeq ($(dwarf-post-unwind),1)                     735 ifeq ($(dwarf-post-unwind),1)
751   CFLAGS += -DHAVE_DWARF_UNWIND_SUPPORT           736   CFLAGS += -DHAVE_DWARF_UNWIND_SUPPORT
752   $(call detected,CONFIG_DWARF_UNWIND)            737   $(call detected,CONFIG_DWARF_UNWIND)
753 else                                              738 else
754   NO_DWARF_UNWIND := 1                            739   NO_DWARF_UNWIND := 1
755 endif                                             740 endif
756                                                   741 
757 ifndef NO_LOCAL_LIBUNWIND                         742 ifndef NO_LOCAL_LIBUNWIND
758   ifeq ($(SRCARCH),$(filter $(SRCARCH),arm arm    743   ifeq ($(SRCARCH),$(filter $(SRCARCH),arm arm64))
759     $(call feature_check,libunwind-debug-frame    744     $(call feature_check,libunwind-debug-frame)
760     ifneq ($(feature-libunwind-debug-frame), 1    745     ifneq ($(feature-libunwind-debug-frame), 1)
761       $(warning No debug_frame support found i !! 746       msg := $(warning No debug_frame support found in libunwind);
762       CFLAGS += -DNO_LIBUNWIND_DEBUG_FRAME        747       CFLAGS += -DNO_LIBUNWIND_DEBUG_FRAME
763     endif                                         748     endif
764   else                                            749   else
765     # non-ARM has no dwarf_find_debug_frame()     750     # non-ARM has no dwarf_find_debug_frame() function:
766     CFLAGS += -DNO_LIBUNWIND_DEBUG_FRAME          751     CFLAGS += -DNO_LIBUNWIND_DEBUG_FRAME
767   endif                                           752   endif
768   EXTLIBS += $(LIBUNWIND_LIBS)                    753   EXTLIBS += $(LIBUNWIND_LIBS)
769   LDFLAGS += $(LIBUNWIND_LIBS)                    754   LDFLAGS += $(LIBUNWIND_LIBS)
770 endif                                             755 endif
771 ifeq ($(findstring -static,${LDFLAGS}),-static    756 ifeq ($(findstring -static,${LDFLAGS}),-static)
772   # gcc -static links libgcc_eh which contans     757   # gcc -static links libgcc_eh which contans piece of libunwind
773   LIBUNWIND_LDFLAGS += -Wl,--allow-multiple-de    758   LIBUNWIND_LDFLAGS += -Wl,--allow-multiple-definition
774 endif                                             759 endif
775                                                   760 
776 ifndef NO_LIBUNWIND                               761 ifndef NO_LIBUNWIND
777   CFLAGS  += -DHAVE_LIBUNWIND_SUPPORT             762   CFLAGS  += -DHAVE_LIBUNWIND_SUPPORT
778   CFLAGS  += $(LIBUNWIND_CFLAGS)                  763   CFLAGS  += $(LIBUNWIND_CFLAGS)
779   LDFLAGS += $(LIBUNWIND_LDFLAGS)                 764   LDFLAGS += $(LIBUNWIND_LDFLAGS)
780   EXTLIBS += $(EXTLIBS_LIBUNWIND)                 765   EXTLIBS += $(EXTLIBS_LIBUNWIND)
781 endif                                             766 endif
782                                                   767 
783 ifneq ($(NO_LIBTRACEEVENT),1)                  !! 768 ifeq ($(NO_SYSCALL_TABLE),0)
784   ifeq ($(NO_SYSCALL_TABLE),0)                 !! 769   $(call detected,CONFIG_TRACE)
785     $(call detected,CONFIG_TRACE)              !! 770 else
786   else                                         !! 771   ifndef NO_LIBAUDIT
787     ifndef NO_LIBAUDIT                         !! 772     $(call feature_check,libaudit)
788       $(call feature_check,libaudit)           !! 773     ifneq ($(feature-libaudit), 1)
789       ifneq ($(feature-libaudit), 1)           !! 774       msg := $(warning No libaudit.h found, disables 'trace' tool, please install audit-libs-devel or libaudit-dev);
790         $(warning No libaudit.h found, disable !! 775       NO_LIBAUDIT := 1
791         NO_LIBAUDIT := 1                       !! 776     else
792       else                                     !! 777       CFLAGS += -DHAVE_LIBAUDIT_SUPPORT
793         CFLAGS += -DHAVE_LIBAUDIT_SUPPORT      !! 778       EXTLIBS += -laudit
794         EXTLIBS += -laudit                     !! 779       $(call detected,CONFIG_TRACE)
795         $(call detected,CONFIG_TRACE)          << 
796       endif                                    << 
797     endif                                         780     endif
798   endif                                           781   endif
799 endif                                             782 endif
800                                                   783 
801 ifndef NO_LIBCRYPTO                               784 ifndef NO_LIBCRYPTO
802   ifneq ($(feature-libcrypto), 1)                 785   ifneq ($(feature-libcrypto), 1)
803     $(warning No libcrypto.h found, disables j !! 786     msg := $(warning No libcrypto.h found, disables jitted code injection, please install openssl-devel or libssl-dev);
804     NO_LIBCRYPTO := 1                             787     NO_LIBCRYPTO := 1
805   else                                            788   else
806     CFLAGS += -DHAVE_LIBCRYPTO_SUPPORT            789     CFLAGS += -DHAVE_LIBCRYPTO_SUPPORT
807     EXTLIBS += -lcrypto                           790     EXTLIBS += -lcrypto
808     $(call detected,CONFIG_CRYPTO)                791     $(call detected,CONFIG_CRYPTO)
809   endif                                           792   endif
810 endif                                             793 endif
811                                                   794 
                                                   >> 795 ifdef NO_NEWT
                                                   >> 796   NO_SLANG=1
                                                   >> 797 endif
                                                   >> 798 
812 ifndef NO_SLANG                                   799 ifndef NO_SLANG
813   ifneq ($(feature-libslang), 1)                  800   ifneq ($(feature-libslang), 1)
814     ifneq ($(feature-libslang-include-subdir),    801     ifneq ($(feature-libslang-include-subdir), 1)
815       $(warning slang not found, disables TUI  !! 802       msg := $(warning slang not found, disables TUI support. Please install slang-devel, libslang-dev or libslang2-dev);
816       NO_SLANG := 1                               803       NO_SLANG := 1
817     else                                          804     else
818       CFLAGS += -DHAVE_SLANG_INCLUDE_SUBDIR       805       CFLAGS += -DHAVE_SLANG_INCLUDE_SUBDIR
819     endif                                         806     endif
820   endif                                           807   endif
821   ifndef NO_SLANG                                 808   ifndef NO_SLANG
822     # Fedora has /usr/include/slang/slang.h, b    809     # Fedora has /usr/include/slang/slang.h, but ubuntu /usr/include/slang.h
823     CFLAGS += -DHAVE_SLANG_SUPPORT                810     CFLAGS += -DHAVE_SLANG_SUPPORT
824     EXTLIBS += -lslang                            811     EXTLIBS += -lslang
825     $(call detected,CONFIG_SLANG)                 812     $(call detected,CONFIG_SLANG)
826   endif                                           813   endif
827 endif                                             814 endif
828                                                   815 
829 ifdef GTK2                                        816 ifdef GTK2
830   FLAGS_GTK2=$(CFLAGS) $(LDFLAGS) $(EXTLIBS) $    817   FLAGS_GTK2=$(CFLAGS) $(LDFLAGS) $(EXTLIBS) $(shell $(PKG_CONFIG) --libs --cflags gtk+-2.0 2>/dev/null)
831   $(call feature_check,gtk2)                      818   $(call feature_check,gtk2)
832   ifneq ($(feature-gtk2), 1)                      819   ifneq ($(feature-gtk2), 1)
833     $(warning GTK2 not found, disables GTK2 su !! 820     msg := $(warning GTK2 not found, disables GTK2 support. Please install gtk2-devel or libgtk2.0-dev);
834     NO_GTK2 := 1                                  821     NO_GTK2 := 1
835   else                                            822   else
836     $(call feature_check,gtk2-infobar)            823     $(call feature_check,gtk2-infobar)
837     ifeq ($(feature-gtk2-infobar), 1)             824     ifeq ($(feature-gtk2-infobar), 1)
838       GTK_CFLAGS := -DHAVE_GTK_INFO_BAR_SUPPOR    825       GTK_CFLAGS := -DHAVE_GTK_INFO_BAR_SUPPORT
839     endif                                         826     endif
840     CFLAGS += -DHAVE_GTK2_SUPPORT                 827     CFLAGS += -DHAVE_GTK2_SUPPORT
841     GTK_CFLAGS += $(shell $(PKG_CONFIG) --cfla    828     GTK_CFLAGS += $(shell $(PKG_CONFIG) --cflags gtk+-2.0 2>/dev/null)
842     GTK_LIBS := $(shell $(PKG_CONFIG) --libs g    829     GTK_LIBS := $(shell $(PKG_CONFIG) --libs gtk+-2.0 2>/dev/null)
843     EXTLIBS += -ldl                               830     EXTLIBS += -ldl
844   endif                                           831   endif
845 endif                                             832 endif
846                                                   833 
847 ifdef NO_LIBPERL                                  834 ifdef NO_LIBPERL
848   CFLAGS += -DNO_LIBPERL                          835   CFLAGS += -DNO_LIBPERL
849 else                                              836 else
850   PERL_EMBED_LDOPTS = $(shell perl -MExtUtils:    837   PERL_EMBED_LDOPTS = $(shell perl -MExtUtils::Embed -e ldopts 2>/dev/null)
851   PERL_EMBED_LDFLAGS = $(call strip-libs,$(PER    838   PERL_EMBED_LDFLAGS = $(call strip-libs,$(PERL_EMBED_LDOPTS))
852   PERL_EMBED_LIBADD = $(call grep-libs,$(PERL_    839   PERL_EMBED_LIBADD = $(call grep-libs,$(PERL_EMBED_LDOPTS))
853   PERL_EMBED_CCOPTS = $(shell perl -MExtUtils:    840   PERL_EMBED_CCOPTS = $(shell perl -MExtUtils::Embed -e ccopts 2>/dev/null)
854   PERL_EMBED_CCOPTS := $(filter-out -specs=%,$    841   PERL_EMBED_CCOPTS := $(filter-out -specs=%,$(PERL_EMBED_CCOPTS))
855   PERL_EMBED_CCOPTS := $(filter-out -flto=auto    842   PERL_EMBED_CCOPTS := $(filter-out -flto=auto -ffat-lto-objects, $(PERL_EMBED_CCOPTS))
856   PERL_EMBED_LDOPTS := $(filter-out -specs=%,$    843   PERL_EMBED_LDOPTS := $(filter-out -specs=%,$(PERL_EMBED_LDOPTS))
857   FLAGS_PERL_EMBED=$(PERL_EMBED_CCOPTS) $(PERL    844   FLAGS_PERL_EMBED=$(PERL_EMBED_CCOPTS) $(PERL_EMBED_LDOPTS)
858                                                   845 
859   ifneq ($(feature-libperl), 1)                   846   ifneq ($(feature-libperl), 1)
860     CFLAGS += -DNO_LIBPERL                        847     CFLAGS += -DNO_LIBPERL
861     NO_LIBPERL := 1                               848     NO_LIBPERL := 1
862     $(warning Missing perl devel files. Disabl !! 849     msg := $(warning Missing perl devel files. Disabling perl scripting support, please install perl-ExtUtils-Embed/libperl-dev);
863   else                                            850   else
864     LDFLAGS += $(PERL_EMBED_LDFLAGS)              851     LDFLAGS += $(PERL_EMBED_LDFLAGS)
865     EXTLIBS += $(PERL_EMBED_LIBADD)               852     EXTLIBS += $(PERL_EMBED_LIBADD)
866     CFLAGS += -DHAVE_LIBPERL_SUPPORT              853     CFLAGS += -DHAVE_LIBPERL_SUPPORT
867     ifeq ($(CC_NO_CLANG), 0)                      854     ifeq ($(CC_NO_CLANG), 0)
868       CFLAGS += -Wno-compound-token-split-by-m    855       CFLAGS += -Wno-compound-token-split-by-macro
869     endif                                         856     endif
870     $(call detected,CONFIG_LIBPERL)               857     $(call detected,CONFIG_LIBPERL)
871   endif                                           858   endif
872 endif                                             859 endif
873                                                   860 
874 ifeq ($(feature-timerfd), 1)                      861 ifeq ($(feature-timerfd), 1)
875   CFLAGS += -DHAVE_TIMERFD_SUPPORT                862   CFLAGS += -DHAVE_TIMERFD_SUPPORT
876 else                                              863 else
877   $(warning No timerfd support. Disables 'perf !! 864   msg := $(warning No timerfd support. Disables 'perf kvm stat live');
878 endif                                             865 endif
879                                                   866 
880 disable-python = $(eval $(disable-python_code)    867 disable-python = $(eval $(disable-python_code))
881 define disable-python_code                        868 define disable-python_code
882   CFLAGS += -DNO_LIBPYTHON                        869   CFLAGS += -DNO_LIBPYTHON
883   $(warning $1)                                   870   $(warning $1)
884   NO_LIBPYTHON := 1                               871   NO_LIBPYTHON := 1
885 endef                                             872 endef
886                                                   873 
887 PYTHON_EXTENSION_SUFFIX := '.so'               << 
888 ifdef NO_LIBPYTHON                                874 ifdef NO_LIBPYTHON
889   $(call disable-python,Python support disable    875   $(call disable-python,Python support disabled by user)
890 else                                              876 else
891                                                   877 
892   ifndef PYTHON                                   878   ifndef PYTHON
893     $(call disable-python,No python interprete    879     $(call disable-python,No python interpreter was found: disables Python support - please install python-devel/python-dev)
894   else                                            880   else
895     PYTHON_WORD := $(call shell-wordify,$(PYTH    881     PYTHON_WORD := $(call shell-wordify,$(PYTHON))
896                                                   882 
897     ifndef PYTHON_CONFIG                          883     ifndef PYTHON_CONFIG
898       $(call disable-python,No 'python-config'    884       $(call disable-python,No 'python-config' tool was found: disables Python support - please install python-devel/python-dev)
899     else                                          885     else
900                                                   886 
901       ifneq ($(feature-libpython), 1)             887       ifneq ($(feature-libpython), 1)
902         $(call disable-python,No 'Python.h' wa !! 888         $(call disable-python,No 'Python.h' (for Python 2.x support) was found: disables Python support - please install python-devel/python-dev)
903       else                                        889       else
904          LDFLAGS += $(PYTHON_EMBED_LDFLAGS)       890          LDFLAGS += $(PYTHON_EMBED_LDFLAGS)
905          EXTLIBS += $(PYTHON_EMBED_LIBADD)        891          EXTLIBS += $(PYTHON_EMBED_LIBADD)
906          PYTHON_SETUPTOOLS_INSTALLED := $(shel !! 892          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       893          CFLAGS += -DHAVE_LIBPYTHON_SUPPORT
917          $(call detected,CONFIG_LIBPYTHON)        894          $(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                                       895       endif
924     endif                                         896     endif
925   endif                                           897   endif
926 endif                                             898 endif
927                                                   899 
928 ifneq ($(NO_JEVENTS),1)                           900 ifneq ($(NO_JEVENTS),1)
929   ifeq ($(wildcard pmu-events/arch/$(SRCARCH)/    901   ifeq ($(wildcard pmu-events/arch/$(SRCARCH)/mapfile.csv),)
930     NO_JEVENTS := 1                               902     NO_JEVENTS := 1
931   endif                                           903   endif
932 endif                                             904 endif
933 ifneq ($(NO_JEVENTS),1)                           905 ifneq ($(NO_JEVENTS),1)
934   NO_JEVENTS := 0                                 906   NO_JEVENTS := 0
935   ifndef PYTHON                                   907   ifndef PYTHON
936     $(error ERROR: No python interpreter neede !! 908     $(warning No python interpreter disabling jevent generation)
                                                   >> 909     NO_JEVENTS := 1
937   else                                            910   else
938     # jevents.py uses f-strings present in Pyt    911     # jevents.py uses f-strings present in Python 3.6 released in Dec. 2016.
939     JEVENTS_PYTHON_GOOD := $(shell $(PYTHON) -    912     JEVENTS_PYTHON_GOOD := $(shell $(PYTHON) -c 'import sys;print("1" if(sys.version_info.major >= 3 and sys.version_info.minor >= 6) else "0")' 2> /dev/null)
940     ifneq ($(JEVENTS_PYTHON_GOOD), 1)             913     ifneq ($(JEVENTS_PYTHON_GOOD), 1)
941       $(error ERROR: Python interpreter needed !! 914       $(warning Python interpreter too old (older than 3.6) disabling jevent generation)
                                                   >> 915       NO_JEVENTS := 1
942     endif                                         916     endif
943   endif                                           917   endif
944 endif                                             918 endif
945                                                   919 
946 ifdef BUILD_NONDISTRO                          !! 920 ifndef NO_LIBBFD
947   ifeq ($(feature-libbfd), 1)                     921   ifeq ($(feature-libbfd), 1)
948     EXTLIBS += -lbfd -lopcodes                    922     EXTLIBS += -lbfd -lopcodes
949   else                                            923   else
950     # we are on a system that requires -libert    924     # we are on a system that requires -liberty and (maybe) -lz
951     # to link against -lbfd; test each case in    925     # to link against -lbfd; test each case individually here
952                                                   926 
953     # call all detections now so we get correc    927     # call all detections now so we get correct
954     # status in VF output                         928     # status in VF output
955     $(call feature_check,libbfd-liberty)          929     $(call feature_check,libbfd-liberty)
956     $(call feature_check,libbfd-liberty-z)        930     $(call feature_check,libbfd-liberty-z)
957                                                   931 
958     ifeq ($(feature-libbfd-liberty), 1)           932     ifeq ($(feature-libbfd-liberty), 1)
959       EXTLIBS += -lbfd -lopcodes -liberty         933       EXTLIBS += -lbfd -lopcodes -liberty
960       FEATURE_CHECK_LDFLAGS-disassembler-four- << 
961       FEATURE_CHECK_LDFLAGS-disassembler-init- << 
962     else                                          934     else
963       ifeq ($(feature-libbfd-liberty-z), 1)       935       ifeq ($(feature-libbfd-liberty-z), 1)
964         EXTLIBS += -lbfd -lopcodes -liberty -l    936         EXTLIBS += -lbfd -lopcodes -liberty -lz
965         FEATURE_CHECK_LDFLAGS-disassembler-fou << 
966         FEATURE_CHECK_LDFLAGS-disassembler-ini << 
967       endif                                       937       endif
968     endif                                         938     endif
969     $(call feature_check,disassembler-four-arg    939     $(call feature_check,disassembler-four-args)
970     $(call feature_check,disassembler-init-sty    940     $(call feature_check,disassembler-init-styled)
971   endif                                           941   endif
972                                                   942 
973   CFLAGS += -DHAVE_LIBBFD_SUPPORT              << 
974   CXXFLAGS += -DHAVE_LIBBFD_SUPPORT            << 
975   ifeq ($(feature-libbfd-buildid), 1)             943   ifeq ($(feature-libbfd-buildid), 1)
976     CFLAGS += -DHAVE_LIBBFD_BUILDID_SUPPORT       944     CFLAGS += -DHAVE_LIBBFD_BUILDID_SUPPORT
977   else                                            945   else
978     $(warning Old version of libbfd/binutils t !! 946     msg := $(warning Old version of libbfd/binutils things like PE executable profiling will not be available);
979   endif                                           947   endif
980 endif                                             948 endif
981                                                   949 
982 ifndef NO_LIBLLVM                              !! 950 ifdef NO_DEMANGLE
983   $(call feature_check,llvm-perf)              !! 951   CFLAGS += -DNO_DEMANGLE
984   ifeq ($(feature-llvm-perf), 1)               !! 952 else
985     CFLAGS += -DHAVE_LIBLLVM_SUPPORT           !! 953   ifdef HAVE_CPLUS_DEMANGLE_SUPPORT
986     CFLAGS += $(shell $(LLVM_CONFIG) --cflags) !! 954     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                                            955   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)),)        956     ifeq ($(filter -liberty,$(EXTLIBS)),)
1009       $(call feature_check,cplus-demangle)       957       $(call feature_check,cplus-demangle)
                                                   >> 958 
                                                   >> 959       # we dont have neither HAVE_CPLUS_DEMANGLE_SUPPORT
                                                   >> 960       # or any of 'bfd iberty z' trinity
1010       ifeq ($(feature-cplus-demangle), 1)        961       ifeq ($(feature-cplus-demangle), 1)
1011         EXTLIBS += -liberty                      962         EXTLIBS += -liberty
                                                   >> 963       else
                                                   >> 964         msg := $(warning No bfd.h/libbfd found, please install binutils-dev[el]/zlib-static/libiberty-dev to gain symbol demangling)
                                                   >> 965         CFLAGS += -DNO_DEMANGLE
1012       endif                                      966       endif
1013     endif                                        967     endif
1014     ifneq ($(filter -liberty,$(EXTLIBS)),)    !! 968   endif
1015       CFLAGS += -DHAVE_CPLUS_DEMANGLE_SUPPORT !! 969 
1016       CXXFLAGS += -DHAVE_CPLUS_DEMANGLE_SUPPO !! 970   ifneq ($(filter -liberty,$(EXTLIBS)),)
1017     endif                                     !! 971     CFLAGS += -DHAVE_CPLUS_DEMANGLE_SUPPORT
                                                   >> 972   endif
                                                   >> 973 endif
                                                   >> 974 
                                                   >> 975 ifneq ($(filter -lbfd,$(EXTLIBS)),)
                                                   >> 976   CFLAGS += -DHAVE_LIBBFD_SUPPORT
                                                   >> 977 endif
                                                   >> 978 
                                                   >> 979 ifndef NO_ZLIB
                                                   >> 980   ifeq ($(feature-zlib), 1)
                                                   >> 981     CFLAGS += -DHAVE_ZLIB_SUPPORT
                                                   >> 982     EXTLIBS += -lz
                                                   >> 983     $(call detected,CONFIG_ZLIB)
                                                   >> 984   else
                                                   >> 985     NO_ZLIB := 1
1018   endif                                          986   endif
1019 endif                                            987 endif
1020                                                  988 
1021 ifndef NO_LZMA                                   989 ifndef NO_LZMA
1022   ifeq ($(feature-lzma), 1)                      990   ifeq ($(feature-lzma), 1)
1023     CFLAGS += -DHAVE_LZMA_SUPPORT                991     CFLAGS += -DHAVE_LZMA_SUPPORT
1024     EXTLIBS += -llzma                            992     EXTLIBS += -llzma
1025     $(call detected,CONFIG_LZMA)                 993     $(call detected,CONFIG_LZMA)
1026   else                                           994   else
1027     $(warning No liblzma found, disables xz k !! 995     msg := $(warning No liblzma found, disables xz kernel module decompression, please install xz-devel/liblzma-dev);
1028     NO_LZMA := 1                                 996     NO_LZMA := 1
1029   endif                                          997   endif
1030 endif                                            998 endif
1031                                                  999 
1032 ifndef NO_LIBZSTD                                1000 ifndef NO_LIBZSTD
1033   ifeq ($(feature-libzstd), 1)                   1001   ifeq ($(feature-libzstd), 1)
1034     CFLAGS += -DHAVE_ZSTD_SUPPORT                1002     CFLAGS += -DHAVE_ZSTD_SUPPORT
1035     CFLAGS += $(LIBZSTD_CFLAGS)                  1003     CFLAGS += $(LIBZSTD_CFLAGS)
1036     LDFLAGS += $(LIBZSTD_LDFLAGS)                1004     LDFLAGS += $(LIBZSTD_LDFLAGS)
1037     EXTLIBS += -lzstd                            1005     EXTLIBS += -lzstd
1038     $(call detected,CONFIG_ZSTD)                 1006     $(call detected,CONFIG_ZSTD)
1039   else                                           1007   else
1040     $(warning No libzstd found, disables trac !! 1008     msg := $(warning No libzstd found, disables trace compression, please install libzstd-dev[el] and/or set LIBZSTD_DIR);
1041     NO_LIBZSTD := 1                              1009     NO_LIBZSTD := 1
1042   endif                                          1010   endif
1043 endif                                            1011 endif
1044                                                  1012 
                                                   >> 1013 ifndef NO_LIBCAP
                                                   >> 1014   ifeq ($(feature-libcap), 1)
                                                   >> 1015     CFLAGS += -DHAVE_LIBCAP_SUPPORT
                                                   >> 1016     EXTLIBS += -lcap
                                                   >> 1017     $(call detected,CONFIG_LIBCAP)
                                                   >> 1018   else
                                                   >> 1019     msg := $(warning No libcap found, disables capability support, please install libcap-devel/libcap-dev);
                                                   >> 1020     NO_LIBCAP := 1
                                                   >> 1021   endif
                                                   >> 1022 endif
                                                   >> 1023 
1045 ifndef NO_BACKTRACE                              1024 ifndef NO_BACKTRACE
1046   ifeq ($(feature-backtrace), 1)                 1025   ifeq ($(feature-backtrace), 1)
1047     CFLAGS += -DHAVE_BACKTRACE_SUPPORT           1026     CFLAGS += -DHAVE_BACKTRACE_SUPPORT
1048   endif                                          1027   endif
1049 endif                                            1028 endif
1050                                                  1029 
1051 ifndef NO_LIBNUMA                                1030 ifndef NO_LIBNUMA
1052   ifeq ($(feature-libnuma), 0)                   1031   ifeq ($(feature-libnuma), 0)
1053     $(warning No numa.h found, disables 'perf !! 1032     msg := $(warning No numa.h found, disables 'perf bench numa mem' benchmark, please install numactl-devel/libnuma-devel/libnuma-dev);
1054     NO_LIBNUMA := 1                              1033     NO_LIBNUMA := 1
1055   else                                           1034   else
1056     ifeq ($(feature-numa_num_possible_cpus),     1035     ifeq ($(feature-numa_num_possible_cpus), 0)
1057       $(warning Old numa library found, disab !! 1036       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                            1037       NO_LIBNUMA := 1
1059     else                                         1038     else
1060       CFLAGS += -DHAVE_LIBNUMA_SUPPORT           1039       CFLAGS += -DHAVE_LIBNUMA_SUPPORT
1061       EXTLIBS += -lnuma                          1040       EXTLIBS += -lnuma
1062       $(call detected,CONFIG_NUMA)               1041       $(call detected,CONFIG_NUMA)
1063     endif                                        1042     endif
1064   endif                                          1043   endif
1065 endif                                            1044 endif
1066                                                  1045 
1067 ifdef HAVE_KVM_STAT_SUPPORT                      1046 ifdef HAVE_KVM_STAT_SUPPORT
1068     CFLAGS += -DHAVE_KVM_STAT_SUPPORT            1047     CFLAGS += -DHAVE_KVM_STAT_SUPPORT
1069 endif                                            1048 endif
1070                                                  1049 
1071 ifeq ($(feature-disassembler-four-args), 1)      1050 ifeq ($(feature-disassembler-four-args), 1)
1072     CFLAGS += -DDISASM_FOUR_ARGS_SIGNATURE       1051     CFLAGS += -DDISASM_FOUR_ARGS_SIGNATURE
1073 endif                                            1052 endif
1074                                                  1053 
1075 ifeq ($(feature-disassembler-init-styled), 1)    1054 ifeq ($(feature-disassembler-init-styled), 1)
1076     CFLAGS += -DDISASM_INIT_STYLED               1055     CFLAGS += -DDISASM_INIT_STYLED
1077 endif                                            1056 endif
1078                                                  1057 
1079 ifeq (${IS_64_BIT}, 1)                           1058 ifeq (${IS_64_BIT}, 1)
1080   ifndef NO_PERF_READ_VDSO32                     1059   ifndef NO_PERF_READ_VDSO32
1081     $(call feature_check,compile-32)             1060     $(call feature_check,compile-32)
1082     ifeq ($(feature-compile-32), 1)              1061     ifeq ($(feature-compile-32), 1)
1083       CFLAGS += -DHAVE_PERF_READ_VDSO32          1062       CFLAGS += -DHAVE_PERF_READ_VDSO32
1084     else                                         1063     else
1085       NO_PERF_READ_VDSO32 := 1                   1064       NO_PERF_READ_VDSO32 := 1
1086     endif                                        1065     endif
1087   endif                                          1066   endif
1088   ifneq ($(SRCARCH), x86)                        1067   ifneq ($(SRCARCH), x86)
1089     NO_PERF_READ_VDSOX32 := 1                    1068     NO_PERF_READ_VDSOX32 := 1
1090   endif                                          1069   endif
1091   ifndef NO_PERF_READ_VDSOX32                    1070   ifndef NO_PERF_READ_VDSOX32
1092     $(call feature_check,compile-x32)            1071     $(call feature_check,compile-x32)
1093     ifeq ($(feature-compile-x32), 1)             1072     ifeq ($(feature-compile-x32), 1)
1094       CFLAGS += -DHAVE_PERF_READ_VDSOX32         1073       CFLAGS += -DHAVE_PERF_READ_VDSOX32
1095     else                                         1074     else
1096       NO_PERF_READ_VDSOX32 := 1                  1075       NO_PERF_READ_VDSOX32 := 1
1097     endif                                        1076     endif
1098   endif                                          1077   endif
1099 else                                             1078 else
1100   NO_PERF_READ_VDSO32 := 1                       1079   NO_PERF_READ_VDSO32 := 1
1101   NO_PERF_READ_VDSOX32 := 1                      1080   NO_PERF_READ_VDSOX32 := 1
1102 endif                                            1081 endif
1103                                                  1082 
1104 ifndef NO_LIBBABELTRACE                          1083 ifndef NO_LIBBABELTRACE
1105   $(call feature_check,libbabeltrace)            1084   $(call feature_check,libbabeltrace)
1106   ifeq ($(feature-libbabeltrace), 1)             1085   ifeq ($(feature-libbabeltrace), 1)
1107     CFLAGS += -DHAVE_LIBBABELTRACE_SUPPORT $(    1086     CFLAGS += -DHAVE_LIBBABELTRACE_SUPPORT $(LIBBABELTRACE_CFLAGS)
1108     LDFLAGS += $(LIBBABELTRACE_LDFLAGS)          1087     LDFLAGS += $(LIBBABELTRACE_LDFLAGS)
1109     EXTLIBS += -lbabeltrace-ctf                  1088     EXTLIBS += -lbabeltrace-ctf
1110     $(call detected,CONFIG_LIBBABELTRACE)        1089     $(call detected,CONFIG_LIBBABELTRACE)
1111   else                                           1090   else
1112     $(warning No libbabeltrace found, disable !! 1091     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                                          1092   endif
1126 endif                                            1093 endif
1127                                                  1094 
1128 ifndef NO_AUXTRACE                               1095 ifndef NO_AUXTRACE
1129   ifeq ($(SRCARCH),x86)                          1096   ifeq ($(SRCARCH),x86)
1130     ifeq ($(feature-get_cpuid), 0)               1097     ifeq ($(feature-get_cpuid), 0)
1131       $(warning Your gcc lacks the __get_cpui !! 1098       msg := $(warning Your gcc lacks the __get_cpuid() builtin, disables support for auxtrace/Intel PT, please install a newer gcc);
1132       NO_AUXTRACE := 1                           1099       NO_AUXTRACE := 1
1133     endif                                        1100     endif
1134   endif                                          1101   endif
1135   ifndef NO_AUXTRACE                             1102   ifndef NO_AUXTRACE
1136     $(call detected,CONFIG_AUXTRACE)             1103     $(call detected,CONFIG_AUXTRACE)
1137     CFLAGS += -DHAVE_AUXTRACE_SUPPORT            1104     CFLAGS += -DHAVE_AUXTRACE_SUPPORT
1138     ifeq ($(feature-reallocarray), 0)            1105     ifeq ($(feature-reallocarray), 0)
1139       CFLAGS += -DCOMPAT_NEED_REALLOCARRAY       1106       CFLAGS += -DCOMPAT_NEED_REALLOCARRAY
1140     endif                                        1107     endif
1141   endif                                          1108   endif
1142 endif                                            1109 endif
1143                                                  1110 
1144 ifdef EXTRA_TESTS                             << 
1145     $(call detected,CONFIG_EXTRA_TESTS)       << 
1146     CFLAGS += -DHAVE_EXTRA_TESTS              << 
1147 endif                                         << 
1148                                               << 
1149 ifndef NO_JVMTI                                  1111 ifndef NO_JVMTI
1150   ifneq (,$(wildcard /usr/sbin/update-java-al    1112   ifneq (,$(wildcard /usr/sbin/update-java-alternatives))
1151     JDIR=$(shell /usr/sbin/update-java-altern    1113     JDIR=$(shell /usr/sbin/update-java-alternatives -l | head -1 | awk '{print $$3}')
1152   else                                           1114   else
1153     ifneq (,$(wildcard /usr/sbin/alternatives    1115     ifneq (,$(wildcard /usr/sbin/alternatives))
1154       JDIR=$(shell /usr/sbin/alternatives --d    1116       JDIR=$(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                                        1117     endif
1156   endif                                          1118   endif
1157   ifndef JDIR                                    1119   ifndef JDIR
1158     $(warning No alternatives command found,     1120     $(warning No alternatives command found, you need to set JDIR= to point to the root of your Java directory)
1159     NO_JVMTI := 1                                1121     NO_JVMTI := 1
1160   endif                                          1122   endif
1161 endif                                            1123 endif
1162                                                  1124 
1163 ifndef NO_JVMTI                                  1125 ifndef NO_JVMTI
1164   FEATURE_CHECK_CFLAGS-jvmti := -I$(JDIR)/inc    1126   FEATURE_CHECK_CFLAGS-jvmti := -I$(JDIR)/include -I$(JDIR)/include/linux
1165   $(call feature_check,jvmti)                    1127   $(call feature_check,jvmti)
1166   ifeq ($(feature-jvmti), 1)                     1128   ifeq ($(feature-jvmti), 1)
1167     $(call detected_var,JDIR)                    1129     $(call detected_var,JDIR)
1168     ifndef NO_JVMTI_CMLR                         1130     ifndef NO_JVMTI_CMLR
1169       FEATURE_CHECK_CFLAGS-jvmti-cmlr := $(FE    1131       FEATURE_CHECK_CFLAGS-jvmti-cmlr := $(FEATURE_CHECK_CFLAGS-jvmti)
1170       $(call feature_check,jvmti-cmlr)           1132       $(call feature_check,jvmti-cmlr)
1171       ifeq ($(feature-jvmti-cmlr), 1)            1133       ifeq ($(feature-jvmti-cmlr), 1)
1172         CFLAGS += -DHAVE_JVMTI_CMLR              1134         CFLAGS += -DHAVE_JVMTI_CMLR
1173       endif                                      1135       endif
1174     endif # NO_JVMTI_CMLR                        1136     endif # NO_JVMTI_CMLR
1175   else                                           1137   else
1176     $(warning No openjdk development package     1138     $(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                                1139     NO_JVMTI := 1
1178   endif                                          1140   endif
1179 endif                                            1141 endif
1180                                                  1142 
1181 ifndef NO_LIBPFM4                             !! 1143 USE_CXX = 0
                                                   >> 1144 USE_CLANGLLVM = 0
                                                   >> 1145 ifdef LIBCLANGLLVM
                                                   >> 1146   $(call feature_check,cxx)
                                                   >> 1147   ifneq ($(feature-cxx), 1)
                                                   >> 1148     msg := $(warning No g++ found, disable clang and llvm support. Please install g++)
                                                   >> 1149   else
                                                   >> 1150     $(call feature_check,llvm)
                                                   >> 1151     $(call feature_check,llvm-version)
                                                   >> 1152     ifneq ($(feature-llvm), 1)
                                                   >> 1153       msg := $(warning No suitable libLLVM found, disabling builtin clang and LLVM support. Please install llvm-dev(el) (>= 3.9.0))
                                                   >> 1154     else
                                                   >> 1155       $(call feature_check,clang)
                                                   >> 1156       ifneq ($(feature-clang), 1)
                                                   >> 1157         msg := $(warning No suitable libclang found, disabling builtin clang and LLVM support. Please install libclang-dev(el) (>= 3.9.0))
                                                   >> 1158       else
                                                   >> 1159         CFLAGS += -DHAVE_LIBCLANGLLVM_SUPPORT
                                                   >> 1160         CXXFLAGS += -DHAVE_LIBCLANGLLVM_SUPPORT -I$(shell $(LLVM_CONFIG) --includedir)
                                                   >> 1161         $(call detected,CONFIG_CXX)
                                                   >> 1162         $(call detected,CONFIG_CLANGLLVM)
                                                   >> 1163         USE_CXX = 1
                                                   >> 1164         USE_LLVM = 1
                                                   >> 1165         USE_CLANG = 1
                                                   >> 1166         ifneq ($(feature-llvm-version),1)
                                                   >> 1167           msg := $(warning This version of LLVM is not tested. May cause build errors)
                                                   >> 1168         endif
                                                   >> 1169       endif
                                                   >> 1170     endif
                                                   >> 1171   endif
                                                   >> 1172 endif
                                                   >> 1173 
                                                   >> 1174 ifdef LIBPFM4
1182   $(call feature_check,libpfm4)                  1175   $(call feature_check,libpfm4)
1183   ifeq ($(feature-libpfm4), 1)                   1176   ifeq ($(feature-libpfm4), 1)
1184     CFLAGS += -DHAVE_LIBPFM                      1177     CFLAGS += -DHAVE_LIBPFM
1185     EXTLIBS += -lpfm                             1178     EXTLIBS += -lpfm
1186     ASCIIDOC_EXTRA = -aHAVE_LIBPFM=1             1179     ASCIIDOC_EXTRA = -aHAVE_LIBPFM=1
1187     $(call detected,CONFIG_LIBPFM4)              1180     $(call detected,CONFIG_LIBPFM4)
1188   else                                           1181   else
1189     $(warning libpfm4 not found, disables lib !! 1182     msg := $(warning libpfm4 not found, disables libpfm4 support. Please install libpfm4-dev);
                                                   >> 1183     NO_LIBPFM4 := 1
1190   endif                                          1184   endif
1191 endif                                            1185 endif
1192                                                  1186 
1193 # libtraceevent is a recommended dependency p !! 1187 ifdef LIBTRACEEVENT_DYNAMIC
1194 ifneq ($(NO_LIBTRACEEVENT),1)                 << 
1195   $(call feature_check,libtraceevent)            1188   $(call feature_check,libtraceevent)
1196   ifeq ($(feature-libtraceevent), 1)             1189   ifeq ($(feature-libtraceevent), 1)
1197     CFLAGS += -DHAVE_LIBTRACEEVENT            !! 1190     EXTLIBS += -ltraceevent
1198     LDFLAGS += $(shell $(PKG_CONFIG) --libs-o !! 1191     LIBTRACEEVENT_VERSION := $(shell $(PKG_CONFIG) --modversion libtraceevent)
1199     EXTLIBS += $(shell $(PKG_CONFIG) --libs-o << 
1200     LIBTRACEEVENT_VERSION := $(shell $(PKG_CO << 
1201     LIBTRACEEVENT_VERSION_1 := $(word 1, $(su    1192     LIBTRACEEVENT_VERSION_1 := $(word 1, $(subst ., ,$(LIBTRACEEVENT_VERSION)))
1202     LIBTRACEEVENT_VERSION_2 := $(word 2, $(su    1193     LIBTRACEEVENT_VERSION_2 := $(word 2, $(subst ., ,$(LIBTRACEEVENT_VERSION)))
1203     LIBTRACEEVENT_VERSION_3 := $(word 3, $(su    1194     LIBTRACEEVENT_VERSION_3 := $(word 3, $(subst ., ,$(LIBTRACEEVENT_VERSION)))
1204     LIBTRACEEVENT_VERSION_CPP := $(shell expr    1195     LIBTRACEEVENT_VERSION_CPP := $(shell expr $(LIBTRACEEVENT_VERSION_1) \* 255 \* 255 + $(LIBTRACEEVENT_VERSION_2) \* 255 + $(LIBTRACEEVENT_VERSION_3))
1205     CFLAGS += -DLIBTRACEEVENT_VERSION=$(LIBTR    1196     CFLAGS += -DLIBTRACEEVENT_VERSION=$(LIBTRACEEVENT_VERSION_CPP)
1206     $(call detected,CONFIG_LIBTRACEEVENT)     << 
1207   else                                           1197   else
1208     $(error ERROR: libtraceevent is missing.  !! 1198     dummy := $(error Error: No libtraceevent devel library found, please install libtraceevent-devel);
1209   endif                                          1199   endif
                                                   >> 1200 endif
1210                                                  1201 
                                                   >> 1202 ifdef LIBTRACEFS_DYNAMIC
1211   $(call feature_check,libtracefs)               1203   $(call feature_check,libtracefs)
1212   ifeq ($(feature-libtracefs), 1)                1204   ifeq ($(feature-libtracefs), 1)
1213     CFLAGS +=  $(shell $(PKG_CONFIG) --cflags !! 1205     EXTLIBS += -ltracefs
1214     LDFLAGS += $(shell $(PKG_CONFIG) --libs-o !! 1206     LIBTRACEFS_VERSION := $(shell $(PKG_CONFIG) --modversion libtracefs)
1215     EXTLIBS += $(shell $(PKG_CONFIG) --libs-o << 
1216     LIBTRACEFS_VERSION := $(shell $(PKG_CONFI << 
1217     LIBTRACEFS_VERSION_1 := $(word 1, $(subst    1207     LIBTRACEFS_VERSION_1 := $(word 1, $(subst ., ,$(LIBTRACEFS_VERSION)))
1218     LIBTRACEFS_VERSION_2 := $(word 2, $(subst    1208     LIBTRACEFS_VERSION_2 := $(word 2, $(subst ., ,$(LIBTRACEFS_VERSION)))
1219     LIBTRACEFS_VERSION_3 := $(word 3, $(subst    1209     LIBTRACEFS_VERSION_3 := $(word 3, $(subst ., ,$(LIBTRACEFS_VERSION)))
1220     LIBTRACEFS_VERSION_CPP := $(shell expr $(    1210     LIBTRACEFS_VERSION_CPP := $(shell expr $(LIBTRACEFS_VERSION_1) \* 255 \* 255 + $(LIBTRACEFS_VERSION_2) \* 255 + $(LIBTRACEFS_VERSION_3))
1221     CFLAGS += -DLIBTRACEFS_VERSION=$(LIBTRACE    1211     CFLAGS += -DLIBTRACEFS_VERSION=$(LIBTRACEFS_VERSION_CPP)
1222   else                                           1212   else
1223     $(warning libtracefs is missing. Please i !! 1213     dummy := $(error Error: No libtracefs devel library found, please install libtracefs-dev);
1224   endif                                          1214   endif
1225 endif                                            1215 endif
1226                                                  1216 
1227 # Among the variables below, these:              1217 # Among the variables below, these:
1228 #   perfexecdir                                  1218 #   perfexecdir
1229 #   libbpf_include_dir                        !! 1219 #   perf_include_dir
1230 #   perf_examples_dir                            1220 #   perf_examples_dir
1231 #   template_dir                                 1221 #   template_dir
1232 #   mandir                                       1222 #   mandir
1233 #   infodir                                      1223 #   infodir
1234 #   htmldir                                      1224 #   htmldir
1235 #   ETC_PERFCONFIG (but not sysconfdir)          1225 #   ETC_PERFCONFIG (but not sysconfdir)
1236 # can be specified as a relative path some/wh    1226 # can be specified as a relative path some/where/else;
1237 # this is interpreted as relative to $(prefix    1227 # this is interpreted as relative to $(prefix) and "perf" at
1238 # runtime figures out where they are based on    1228 # runtime figures out where they are based on the path to the executable.
1239 # This can help installing the suite in a rel    1229 # This can help installing the suite in a relocatable way.
1240                                                  1230 
1241 # Make the path relative to DESTDIR, not to p    1231 # Make the path relative to DESTDIR, not to prefix
1242 ifndef DESTDIR                                   1232 ifndef DESTDIR
1243 prefix ?= $(HOME)                                1233 prefix ?= $(HOME)
1244 endif                                            1234 endif
1245 bindir_relative = bin                            1235 bindir_relative = bin
1246 bindir = $(abspath $(prefix)/$(bindir_relativ    1236 bindir = $(abspath $(prefix)/$(bindir_relative))
1247 includedir_relative = include                    1237 includedir_relative = include
1248 includedir = $(abspath $(prefix)/$(includedir    1238 includedir = $(abspath $(prefix)/$(includedir_relative))
1249 mandir = share/man                               1239 mandir = share/man
1250 infodir = share/info                             1240 infodir = share/info
1251 perfexecdir = libexec/perf-core                  1241 perfexecdir = libexec/perf-core
1252 # FIXME: system's libbpf header directory, wh !! 1242 perf_include_dir = lib/perf/include
1253 libbpf_include_dir = /usr/include             << 
1254 perf_examples_dir = lib/perf/examples            1243 perf_examples_dir = lib/perf/examples
1255 sharedir = $(prefix)/share                       1244 sharedir = $(prefix)/share
1256 template_dir = share/perf-core/templates         1245 template_dir = share/perf-core/templates
1257 STRACE_GROUPS_DIR = share/perf-core/strace/gr    1246 STRACE_GROUPS_DIR = share/perf-core/strace/groups
1258 htmldir = share/doc/perf-doc                     1247 htmldir = share/doc/perf-doc
1259 tipdir = share/doc/perf-tip                      1248 tipdir = share/doc/perf-tip
1260 srcdir = $(srctree)/tools/perf                   1249 srcdir = $(srctree)/tools/perf
1261 ifeq ($(prefix),/usr)                            1250 ifeq ($(prefix),/usr)
1262 sysconfdir = /etc                                1251 sysconfdir = /etc
1263 ETC_PERFCONFIG = $(sysconfdir)/perfconfig        1252 ETC_PERFCONFIG = $(sysconfdir)/perfconfig
1264 else                                             1253 else
1265 sysconfdir = $(prefix)/etc                       1254 sysconfdir = $(prefix)/etc
1266 ETC_PERFCONFIG = etc/perfconfig                  1255 ETC_PERFCONFIG = etc/perfconfig
1267 endif                                            1256 endif
1268 ifndef lib                                       1257 ifndef lib
1269 ifeq ($(SRCARCH)$(IS_64_BIT), x861)              1258 ifeq ($(SRCARCH)$(IS_64_BIT), x861)
1270 lib = lib64                                      1259 lib = lib64
1271 else                                             1260 else
1272 lib = lib                                        1261 lib = lib
1273 endif                                            1262 endif
1274 endif # lib                                      1263 endif # lib
1275 libdir = $(prefix)/$(lib)                        1264 libdir = $(prefix)/$(lib)
1276                                                  1265 
1277 # Shell quote (do not use $(call) to accommod    1266 # Shell quote (do not use $(call) to accommodate ancient setups);
1278 ETC_PERFCONFIG_SQ = $(subst ','\'',$(ETC_PERF    1267 ETC_PERFCONFIG_SQ = $(subst ','\'',$(ETC_PERFCONFIG))
1279 STRACE_GROUPS_DIR_SQ = $(subst ','\'',$(STRAC    1268 STRACE_GROUPS_DIR_SQ = $(subst ','\'',$(STRACE_GROUPS_DIR))
1280 DESTDIR_SQ = $(subst ','\'',$(DESTDIR))          1269 DESTDIR_SQ = $(subst ','\'',$(DESTDIR))
1281 bindir_SQ = $(subst ','\'',$(bindir))            1270 bindir_SQ = $(subst ','\'',$(bindir))
1282 includedir_SQ = $(subst ','\'',$(includedir))    1271 includedir_SQ = $(subst ','\'',$(includedir))
1283 mandir_SQ = $(subst ','\'',$(mandir))            1272 mandir_SQ = $(subst ','\'',$(mandir))
1284 infodir_SQ = $(subst ','\'',$(infodir))          1273 infodir_SQ = $(subst ','\'',$(infodir))
1285 perfexecdir_SQ = $(subst ','\'',$(perfexecdir    1274 perfexecdir_SQ = $(subst ','\'',$(perfexecdir))
1286 libbpf_include_dir_SQ = $(subst ','\'',$(libb !! 1275 perf_include_dir_SQ = $(subst ','\'',$(perf_include_dir))
1287 perf_examples_dir_SQ = $(subst ','\'',$(perf_    1276 perf_examples_dir_SQ = $(subst ','\'',$(perf_examples_dir))
1288 template_dir_SQ = $(subst ','\'',$(template_d    1277 template_dir_SQ = $(subst ','\'',$(template_dir))
1289 htmldir_SQ = $(subst ','\'',$(htmldir))          1278 htmldir_SQ = $(subst ','\'',$(htmldir))
1290 tipdir_SQ = $(subst ','\'',$(tipdir))            1279 tipdir_SQ = $(subst ','\'',$(tipdir))
1291 prefix_SQ = $(subst ','\'',$(prefix))            1280 prefix_SQ = $(subst ','\'',$(prefix))
1292 sysconfdir_SQ = $(subst ','\'',$(sysconfdir))    1281 sysconfdir_SQ = $(subst ','\'',$(sysconfdir))
1293 libdir_SQ = $(subst ','\'',$(libdir))            1282 libdir_SQ = $(subst ','\'',$(libdir))
1294 srcdir_SQ = $(subst ','\'',$(srcdir))            1283 srcdir_SQ = $(subst ','\'',$(srcdir))
1295                                                  1284 
1296 ifneq ($(filter /%,$(firstword $(perfexecdir)    1285 ifneq ($(filter /%,$(firstword $(perfexecdir))),)
1297 perfexec_instdir = $(perfexecdir)                1286 perfexec_instdir = $(perfexecdir)
1298 perf_include_instdir = $(libbpf_include_dir)  !! 1287 perf_include_instdir = $(perf_include_dir)
1299 perf_examples_instdir = $(perf_examples_dir)     1288 perf_examples_instdir = $(perf_examples_dir)
1300 STRACE_GROUPS_INSTDIR = $(STRACE_GROUPS_DIR)     1289 STRACE_GROUPS_INSTDIR = $(STRACE_GROUPS_DIR)
1301 tip_instdir = $(tipdir)                          1290 tip_instdir = $(tipdir)
1302 else                                             1291 else
1303 perfexec_instdir = $(prefix)/$(perfexecdir)      1292 perfexec_instdir = $(prefix)/$(perfexecdir)
1304 perf_include_instdir = $(prefix)/$(libbpf_inc !! 1293 perf_include_instdir = $(prefix)/$(perf_include_dir)
1305 perf_examples_instdir = $(prefix)/$(perf_exam    1294 perf_examples_instdir = $(prefix)/$(perf_examples_dir)
1306 STRACE_GROUPS_INSTDIR = $(prefix)/$(STRACE_GR    1295 STRACE_GROUPS_INSTDIR = $(prefix)/$(STRACE_GROUPS_DIR)
1307 tip_instdir = $(prefix)/$(tipdir)                1296 tip_instdir = $(prefix)/$(tipdir)
1308 endif                                            1297 endif
1309 perfexec_instdir_SQ = $(subst ','\'',$(perfex    1298 perfexec_instdir_SQ = $(subst ','\'',$(perfexec_instdir))
1310 perf_include_instdir_SQ = $(subst ','\'',$(pe    1299 perf_include_instdir_SQ = $(subst ','\'',$(perf_include_instdir))
1311 perf_examples_instdir_SQ = $(subst ','\'',$(p    1300 perf_examples_instdir_SQ = $(subst ','\'',$(perf_examples_instdir))
1312 STRACE_GROUPS_INSTDIR_SQ = $(subst ','\'',$(S    1301 STRACE_GROUPS_INSTDIR_SQ = $(subst ','\'',$(STRACE_GROUPS_INSTDIR))
1313 tip_instdir_SQ = $(subst ','\'',$(tip_instdir    1302 tip_instdir_SQ = $(subst ','\'',$(tip_instdir))
1314                                                  1303 
1315 export perfexec_instdir_SQ                       1304 export perfexec_instdir_SQ
1316                                                  1305 
                                                   >> 1306 # If we install to $(HOME) we keep the traceevent default:
                                                   >> 1307 # $(HOME)/.traceevent/plugins
                                                   >> 1308 # Otherwise we install plugins into the global $(libdir).
                                                   >> 1309 ifdef DESTDIR
                                                   >> 1310 plugindir=$(libdir)/traceevent/plugins
                                                   >> 1311 plugindir_SQ= $(subst ','\'',$(plugindir))
                                                   >> 1312 endif
                                                   >> 1313 
1317 print_var = $(eval $(print_var_code)) $(info     1314 print_var = $(eval $(print_var_code)) $(info $(MSG))
1318 define print_var_code                            1315 define print_var_code
1319     MSG = $(shell printf '...%40s: %s' $(1) $    1316     MSG = $(shell printf '...%40s: %s' $(1) $($(1)))
1320 endef                                            1317 endef
1321                                                  1318 
1322 ifeq ($(feature_display),1)                      1319 ifeq ($(feature_display),1)
1323   $(call feature_display_entries)                1320   $(call feature_display_entries)
1324 endif                                            1321 endif
1325                                                  1322 
1326 ifeq ($(VF),1)                                   1323 ifeq ($(VF),1)
1327   # Display EXTRA features which are detected    1324   # Display EXTRA features which are detected manualy
1328   # from here with feature_check call and thu    1325   # from here with feature_check call and thus cannot
1329   # be partof global state output.               1326   # be partof global state output.
1330   $(foreach feat,$(FEATURE_TESTS_EXTRA),$(cal    1327   $(foreach feat,$(FEATURE_TESTS_EXTRA),$(call feature_print_status,$(feat),) $(info $(MSG)))
1331   $(call print_var,prefix)                       1328   $(call print_var,prefix)
1332   $(call print_var,bindir)                       1329   $(call print_var,bindir)
1333   $(call print_var,libdir)                       1330   $(call print_var,libdir)
1334   $(call print_var,sysconfdir)                   1331   $(call print_var,sysconfdir)
1335   $(call print_var,LIBUNWIND_DIR)                1332   $(call print_var,LIBUNWIND_DIR)
1336   $(call print_var,LIBDW_DIR)                    1333   $(call print_var,LIBDW_DIR)
1337   $(call print_var,JDIR)                         1334   $(call print_var,JDIR)
1338                                                  1335 
1339   ifeq ($(dwarf-post-unwind),1)                  1336   ifeq ($(dwarf-post-unwind),1)
1340     $(call feature_print_text,"DWARF post unw    1337     $(call feature_print_text,"DWARF post unwind library", $(dwarf-post-unwind-text)) $(info $(MSG))
1341   endif                                          1338   endif
1342 endif                                            1339 endif
1343                                                  1340 
1344 $(info )                                         1341 $(info )
1345                                                  1342 
1346 $(call detected_var,bindir_SQ)                   1343 $(call detected_var,bindir_SQ)
1347 $(call detected_var,PYTHON_WORD)                 1344 $(call detected_var,PYTHON_WORD)
1348 ifneq ($(OUTPUT),)                               1345 ifneq ($(OUTPUT),)
1349 $(call detected_var,OUTPUT)                      1346 $(call detected_var,OUTPUT)
1350 endif                                            1347 endif
1351 $(call detected_var,htmldir_SQ)                  1348 $(call detected_var,htmldir_SQ)
1352 $(call detected_var,infodir_SQ)                  1349 $(call detected_var,infodir_SQ)
1353 $(call detected_var,mandir_SQ)                   1350 $(call detected_var,mandir_SQ)
1354 $(call detected_var,ETC_PERFCONFIG_SQ)           1351 $(call detected_var,ETC_PERFCONFIG_SQ)
1355 $(call detected_var,STRACE_GROUPS_DIR_SQ)        1352 $(call detected_var,STRACE_GROUPS_DIR_SQ)
1356 $(call detected_var,prefix_SQ)                   1353 $(call detected_var,prefix_SQ)
1357 $(call detected_var,perfexecdir_SQ)              1354 $(call detected_var,perfexecdir_SQ)
1358 $(call detected_var,libbpf_include_dir_SQ)    !! 1355 $(call detected_var,perf_include_dir_SQ)
1359 $(call detected_var,perf_examples_dir_SQ)        1356 $(call detected_var,perf_examples_dir_SQ)
1360 $(call detected_var,tipdir_SQ)                   1357 $(call detected_var,tipdir_SQ)
1361 $(call detected_var,srcdir_SQ)                   1358 $(call detected_var,srcdir_SQ)
1362 $(call detected_var,LIBDIR)                      1359 $(call detected_var,LIBDIR)
1363 $(call detected_var,GTK_CFLAGS)                  1360 $(call detected_var,GTK_CFLAGS)
1364 $(call detected_var,PERL_EMBED_CCOPTS)           1361 $(call detected_var,PERL_EMBED_CCOPTS)
1365 $(call detected_var,PYTHON_EMBED_CCOPTS)         1362 $(call detected_var,PYTHON_EMBED_CCOPTS)
1366 ifneq ($(BISON_FILE_PREFIX_MAP),)                1363 ifneq ($(BISON_FILE_PREFIX_MAP),)
1367 $(call detected_var,BISON_FILE_PREFIX_MAP)       1364 $(call detected_var,BISON_FILE_PREFIX_MAP)
1368 endif                                            1365 endif
1369                                                  1366 
1370 # re-generate FEATURE-DUMP as we may have cal    1367 # re-generate FEATURE-DUMP as we may have called feature_check, found out
1371 # extra libraries to add to LDFLAGS of some o    1368 # extra libraries to add to LDFLAGS of some other test and then redo those
1372 # tests, see the block about libbfd, disassem !! 1369 # tests.
1373 $(shell rm -f $(FEATURE_DUMP_FILENAME))          1370 $(shell rm -f $(FEATURE_DUMP_FILENAME))
1374 $(foreach feat,$(FEATURE_TESTS),$(shell echo     1371 $(foreach feat,$(FEATURE_TESTS),$(shell echo "$(call feature_assign,$(feat))" >> $(FEATURE_DUMP_FILENAME)))
                                                      

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