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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-6.9.12)


  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 $(call detected_var,SRCARCH)
 30                                                    30 
 31 ifneq ($(NO_SYSCALL_TABLE),1)                      31 ifneq ($(NO_SYSCALL_TABLE),1)
 32   NO_SYSCALL_TABLE := 1                            32   NO_SYSCALL_TABLE := 1
 33                                                    33 
 34   ifeq ($(SRCARCH),$(filter $(SRCARCH),x86 pow !!  34   ifeq ($(SRCARCH),x86)
 35     NO_SYSCALL_TABLE := 0                      !!  35     ifeq (${IS_64_BIT}, 1)
                                                   >>  36       NO_SYSCALL_TABLE := 0
                                                   >>  37     endif
                                                   >>  38   else
                                                   >>  39     ifeq ($(SRCARCH),$(filter $(SRCARCH),powerpc arm64 s390 mips loongarch))
                                                   >>  40       NO_SYSCALL_TABLE := 0
                                                   >>  41     endif
 36   endif                                            42   endif
 37                                                    43 
 38   ifneq ($(NO_SYSCALL_TABLE),1)                    44   ifneq ($(NO_SYSCALL_TABLE),1)
 39     CFLAGS += -DHAVE_SYSCALL_TABLE_SUPPORT         45     CFLAGS += -DHAVE_SYSCALL_TABLE_SUPPORT
 40   endif                                            46   endif
 41 endif                                              47 endif
 42                                                    48 
 43 # Additional ARCH settings for ppc                 49 # Additional ARCH settings for ppc
 44 ifeq ($(SRCARCH),powerpc)                          50 ifeq ($(SRCARCH),powerpc)
 45   CFLAGS += -I$(OUTPUT)arch/powerpc/include/ge     51   CFLAGS += -I$(OUTPUT)arch/powerpc/include/generated
 46   LIBUNWIND_LIBS := -lunwind -lunwind-ppc64        52   LIBUNWIND_LIBS := -lunwind -lunwind-ppc64
 47 endif                                              53 endif
 48                                                    54 
 49 # Additional ARCH settings for x86                 55 # Additional ARCH settings for x86
 50 ifeq ($(SRCARCH),x86)                              56 ifeq ($(SRCARCH),x86)
 51   $(call detected,CONFIG_X86)                      57   $(call detected,CONFIG_X86)
 52   CFLAGS += -I$(OUTPUT)arch/x86/include/genera << 
 53   ifeq (${IS_64_BIT}, 1)                           58   ifeq (${IS_64_BIT}, 1)
 54     CFLAGS += -DHAVE_ARCH_X86_64_SUPPORT       !!  59     CFLAGS += -DHAVE_ARCH_X86_64_SUPPORT -I$(OUTPUT)arch/x86/include/generated
 55     ARCH_INCLUDE = ../../arch/x86/lib/memcpy_6     60     ARCH_INCLUDE = ../../arch/x86/lib/memcpy_64.S ../../arch/x86/lib/memset_64.S
 56     LIBUNWIND_LIBS = -lunwind-x86_64 -lunwind      61     LIBUNWIND_LIBS = -lunwind-x86_64 -lunwind -llzma
 57     $(call detected,CONFIG_X86_64)                 62     $(call detected,CONFIG_X86_64)
 58   else                                             63   else
 59     LIBUNWIND_LIBS = -lunwind-x86 -llzma -lunw     64     LIBUNWIND_LIBS = -lunwind-x86 -llzma -lunwind
 60   endif                                            65   endif
 61 endif                                              66 endif
 62                                                    67 
 63 ifeq ($(SRCARCH),arm)                              68 ifeq ($(SRCARCH),arm)
 64   LIBUNWIND_LIBS = -lunwind -lunwind-arm           69   LIBUNWIND_LIBS = -lunwind -lunwind-arm
 65 endif                                              70 endif
 66                                                    71 
 67 ifeq ($(SRCARCH),arm64)                            72 ifeq ($(SRCARCH),arm64)
 68   CFLAGS += -I$(OUTPUT)arch/arm64/include/gene     73   CFLAGS += -I$(OUTPUT)arch/arm64/include/generated
 69   LIBUNWIND_LIBS = -lunwind -lunwind-aarch64       74   LIBUNWIND_LIBS = -lunwind -lunwind-aarch64
 70 endif                                              75 endif
 71                                                    76 
 72 ifeq ($(SRCARCH),loongarch)                        77 ifeq ($(SRCARCH),loongarch)
 73   CFLAGS += -I$(OUTPUT)arch/loongarch/include/     78   CFLAGS += -I$(OUTPUT)arch/loongarch/include/generated
 74   LIBUNWIND_LIBS = -lunwind -lunwind-loongarch     79   LIBUNWIND_LIBS = -lunwind -lunwind-loongarch64
 75 endif                                              80 endif
 76                                                    81 
 77 ifeq ($(ARCH),s390)                                82 ifeq ($(ARCH),s390)
 78   CFLAGS += -fPIC -I$(OUTPUT)arch/s390/include     83   CFLAGS += -fPIC -I$(OUTPUT)arch/s390/include/generated
 79 endif                                              84 endif
 80                                                    85 
 81 ifeq ($(ARCH),mips)                                86 ifeq ($(ARCH),mips)
 82   CFLAGS += -I$(OUTPUT)arch/mips/include/gener     87   CFLAGS += -I$(OUTPUT)arch/mips/include/generated
 83   LIBUNWIND_LIBS = -lunwind -lunwind-mips          88   LIBUNWIND_LIBS = -lunwind -lunwind-mips
 84 endif                                              89 endif
 85                                                    90 
 86 # So far there's only x86 and arm libdw unwind     91 # So far there's only x86 and arm libdw unwind support merged in perf.
 87 # Disable it on all other architectures in cas     92 # Disable it on all other architectures in case libdw unwind
 88 # support is detected in system. Add supported     93 # support is detected in system. Add supported architectures
 89 # to the check.                                    94 # to the check.
 90 ifneq ($(SRCARCH),$(filter $(SRCARCH),x86 arm      95 ifneq ($(SRCARCH),$(filter $(SRCARCH),x86 arm arm64 powerpc s390 csky riscv loongarch))
 91   NO_LIBDW_DWARF_UNWIND := 1                       96   NO_LIBDW_DWARF_UNWIND := 1
 92 endif                                              97 endif
 93                                                    98 
 94 ifeq ($(LIBUNWIND_LIBS),)                          99 ifeq ($(LIBUNWIND_LIBS),)
 95   NO_LIBUNWIND := 1                               100   NO_LIBUNWIND := 1
 96 endif                                             101 endif
 97 #                                                 102 #
 98 # For linking with debug library, run like:       103 # For linking with debug library, run like:
 99 #                                                 104 #
100 #   make DEBUG=1 LIBUNWIND_DIR=/opt/libunwind/    105 #   make DEBUG=1 LIBUNWIND_DIR=/opt/libunwind/
101 #                                                 106 #
102                                                   107 
103 libunwind_arch_set_flags = $(eval $(libunwind_    108 libunwind_arch_set_flags = $(eval $(libunwind_arch_set_flags_code))
104 define libunwind_arch_set_flags_code              109 define libunwind_arch_set_flags_code
105   FEATURE_CHECK_CFLAGS-libunwind-$(1)  = -I$(L    110   FEATURE_CHECK_CFLAGS-libunwind-$(1)  = -I$(LIBUNWIND_DIR)/include
106   FEATURE_CHECK_LDFLAGS-libunwind-$(1) = -L$(L    111   FEATURE_CHECK_LDFLAGS-libunwind-$(1) = -L$(LIBUNWIND_DIR)/lib
107 endef                                             112 endef
108                                                   113 
109 ifdef LIBUNWIND_DIR                               114 ifdef LIBUNWIND_DIR
110   LIBUNWIND_CFLAGS  = -I$(LIBUNWIND_DIR)/inclu    115   LIBUNWIND_CFLAGS  = -I$(LIBUNWIND_DIR)/include
111   LIBUNWIND_LDFLAGS = -L$(LIBUNWIND_DIR)/lib      116   LIBUNWIND_LDFLAGS = -L$(LIBUNWIND_DIR)/lib
112   LIBUNWIND_ARCHS = x86 x86_64 arm aarch64 deb    117   LIBUNWIND_ARCHS = x86 x86_64 arm aarch64 debug-frame-arm debug-frame-aarch64 loongarch
113   $(foreach libunwind_arch,$(LIBUNWIND_ARCHS),    118   $(foreach libunwind_arch,$(LIBUNWIND_ARCHS),$(call libunwind_arch_set_flags,$(libunwind_arch)))
114 endif                                             119 endif
115                                                   120 
116 # Set per-feature check compilation flags         121 # Set per-feature check compilation flags
117 FEATURE_CHECK_CFLAGS-libunwind = $(LIBUNWIND_C    122 FEATURE_CHECK_CFLAGS-libunwind = $(LIBUNWIND_CFLAGS)
118 FEATURE_CHECK_LDFLAGS-libunwind = $(LIBUNWIND_    123 FEATURE_CHECK_LDFLAGS-libunwind = $(LIBUNWIND_LDFLAGS) $(LIBUNWIND_LIBS)
119 FEATURE_CHECK_CFLAGS-libunwind-debug-frame = $    124 FEATURE_CHECK_CFLAGS-libunwind-debug-frame = $(LIBUNWIND_CFLAGS)
120 FEATURE_CHECK_LDFLAGS-libunwind-debug-frame =     125 FEATURE_CHECK_LDFLAGS-libunwind-debug-frame = $(LIBUNWIND_LDFLAGS) $(LIBUNWIND_LIBS)
121                                                   126 
122 FEATURE_CHECK_LDFLAGS-libunwind-arm += -lunwin    127 FEATURE_CHECK_LDFLAGS-libunwind-arm += -lunwind -lunwind-arm
123 FEATURE_CHECK_LDFLAGS-libunwind-aarch64 += -lu    128 FEATURE_CHECK_LDFLAGS-libunwind-aarch64 += -lunwind -lunwind-aarch64
124 FEATURE_CHECK_LDFLAGS-libunwind-x86 += -lunwin    129 FEATURE_CHECK_LDFLAGS-libunwind-x86 += -lunwind -llzma -lunwind-x86
125 FEATURE_CHECK_LDFLAGS-libunwind-x86_64 += -lun    130 FEATURE_CHECK_LDFLAGS-libunwind-x86_64 += -lunwind -llzma -lunwind-x86_64
126                                                   131 
127 FEATURE_CHECK_LDFLAGS-libcrypto = -lcrypto        132 FEATURE_CHECK_LDFLAGS-libcrypto = -lcrypto
128                                                   133 
129 ifdef CSINCLUDES                                  134 ifdef CSINCLUDES
130   LIBOPENCSD_CFLAGS := -I$(CSINCLUDES)            135   LIBOPENCSD_CFLAGS := -I$(CSINCLUDES)
131 endif                                             136 endif
132 OPENCSDLIBS := -lopencsd_c_api -lopencsd          137 OPENCSDLIBS := -lopencsd_c_api -lopencsd
133 ifeq ($(findstring -static,${LDFLAGS}),-static    138 ifeq ($(findstring -static,${LDFLAGS}),-static)
134   OPENCSDLIBS += -lstdc++                         139   OPENCSDLIBS += -lstdc++
135 endif                                             140 endif
136 ifdef CSLIBS                                      141 ifdef CSLIBS
137   LIBOPENCSD_LDFLAGS := -L$(CSLIBS)               142   LIBOPENCSD_LDFLAGS := -L$(CSLIBS)
138 endif                                             143 endif
139 FEATURE_CHECK_CFLAGS-libopencsd := $(LIBOPENCS    144 FEATURE_CHECK_CFLAGS-libopencsd := $(LIBOPENCSD_CFLAGS)
140 FEATURE_CHECK_LDFLAGS-libopencsd := $(LIBOPENC    145 FEATURE_CHECK_LDFLAGS-libopencsd := $(LIBOPENCSD_LDFLAGS) $(OPENCSDLIBS)
141                                                   146 
142 # for linking with debug library, run like:       147 # for linking with debug library, run like:
143 # make DEBUG=1 LIBDW_DIR=/opt/libdw/              148 # make DEBUG=1 LIBDW_DIR=/opt/libdw/
144 ifdef LIBDW_DIR                                   149 ifdef LIBDW_DIR
145   LIBDW_CFLAGS  := -I$(LIBDW_DIR)/include         150   LIBDW_CFLAGS  := -I$(LIBDW_DIR)/include
146   LIBDW_LDFLAGS := -L$(LIBDW_DIR)/lib             151   LIBDW_LDFLAGS := -L$(LIBDW_DIR)/lib
147 endif                                             152 endif
148 DWARFLIBS := -ldw                                 153 DWARFLIBS := -ldw
149 ifeq ($(findstring -static,${LDFLAGS}),-static    154 ifeq ($(findstring -static,${LDFLAGS}),-static)
150   DWARFLIBS += -lelf -lz -llzma -lbz2 -lzstd   !! 155   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                                             156 endif
165 FEATURE_CHECK_CFLAGS-libdw-dwarf-unwind := $(L    157 FEATURE_CHECK_CFLAGS-libdw-dwarf-unwind := $(LIBDW_CFLAGS)
166 FEATURE_CHECK_LDFLAGS-libdw-dwarf-unwind := $(    158 FEATURE_CHECK_LDFLAGS-libdw-dwarf-unwind := $(LIBDW_LDFLAGS) $(DWARFLIBS)
167                                                   159 
168 # for linking with debug library, run like:       160 # for linking with debug library, run like:
169 # make DEBUG=1 LIBBABELTRACE_DIR=/opt/libbabel    161 # make DEBUG=1 LIBBABELTRACE_DIR=/opt/libbabeltrace/
170 ifdef LIBBABELTRACE_DIR                           162 ifdef LIBBABELTRACE_DIR
171   LIBBABELTRACE_CFLAGS  := -I$(LIBBABELTRACE_D    163   LIBBABELTRACE_CFLAGS  := -I$(LIBBABELTRACE_DIR)/include
172   LIBBABELTRACE_LDFLAGS := -L$(LIBBABELTRACE_D    164   LIBBABELTRACE_LDFLAGS := -L$(LIBBABELTRACE_DIR)/lib
173 endif                                             165 endif
174 FEATURE_CHECK_CFLAGS-libbabeltrace := $(LIBBAB    166 FEATURE_CHECK_CFLAGS-libbabeltrace := $(LIBBABELTRACE_CFLAGS)
175 FEATURE_CHECK_LDFLAGS-libbabeltrace := $(LIBBA    167 FEATURE_CHECK_LDFLAGS-libbabeltrace := $(LIBBABELTRACE_LDFLAGS) -lbabeltrace-ctf
176                                                   168 
177 # for linking with debug library, run like:       169 # for linking with debug library, run like:
178 # make DEBUG=1 LIBCAPSTONE_DIR=/opt/capstone/     170 # make DEBUG=1 LIBCAPSTONE_DIR=/opt/capstone/
179 ifdef LIBCAPSTONE_DIR                             171 ifdef LIBCAPSTONE_DIR
180   LIBCAPSTONE_CFLAGS  := -I$(LIBCAPSTONE_DIR)/    172   LIBCAPSTONE_CFLAGS  := -I$(LIBCAPSTONE_DIR)/include
181   LIBCAPSTONE_LDFLAGS := -L$(LIBCAPSTONE_DIR)/    173   LIBCAPSTONE_LDFLAGS := -L$(LIBCAPSTONE_DIR)/
182 endif                                             174 endif
183 FEATURE_CHECK_CFLAGS-libcapstone := $(LIBCAPST    175 FEATURE_CHECK_CFLAGS-libcapstone := $(LIBCAPSTONE_CFLAGS)
184 FEATURE_CHECK_LDFLAGS-libcapstone := $(LIBCAPS    176 FEATURE_CHECK_LDFLAGS-libcapstone := $(LIBCAPSTONE_LDFLAGS) -lcapstone
185                                                   177 
186 ifdef LIBZSTD_DIR                                 178 ifdef LIBZSTD_DIR
187   LIBZSTD_CFLAGS  := -I$(LIBZSTD_DIR)/lib         179   LIBZSTD_CFLAGS  := -I$(LIBZSTD_DIR)/lib
188   LIBZSTD_LDFLAGS := -L$(LIBZSTD_DIR)/lib         180   LIBZSTD_LDFLAGS := -L$(LIBZSTD_DIR)/lib
189 endif                                             181 endif
190 FEATURE_CHECK_CFLAGS-libzstd := $(LIBZSTD_CFLA    182 FEATURE_CHECK_CFLAGS-libzstd := $(LIBZSTD_CFLAGS)
191 FEATURE_CHECK_LDFLAGS-libzstd := $(LIBZSTD_LDF    183 FEATURE_CHECK_LDFLAGS-libzstd := $(LIBZSTD_LDFLAGS)
192                                                   184 
193 # for linking with debug library, run like:    << 
194 # make DEBUG=1 PKG_CONFIG_PATH=/opt/libtraceev << 
195                                                << 
196 ifneq ($(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    185 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                    186 # include ARCH specific config
204 -include $(src-perf)/arch/$(SRCARCH)/Makefile     187 -include $(src-perf)/arch/$(SRCARCH)/Makefile
205                                                   188 
206 ifdef PERF_HAVE_ARCH_REGS_QUERY_REGISTER_OFFSE    189 ifdef PERF_HAVE_ARCH_REGS_QUERY_REGISTER_OFFSET
207   CFLAGS += -DHAVE_ARCH_REGS_QUERY_REGISTER_OF    190   CFLAGS += -DHAVE_ARCH_REGS_QUERY_REGISTER_OFFSET
208 endif                                             191 endif
209                                                   192 
210 include $(srctree)/tools/scripts/utilities.mak    193 include $(srctree)/tools/scripts/utilities.mak
211                                                   194 
212 ifeq ($(call get-executable,$(FLEX)),)            195 ifeq ($(call get-executable,$(FLEX)),)
213   $(error Error: $(FLEX) is missing on this sy    196   $(error Error: $(FLEX) is missing on this system, please install it)
214 endif                                             197 endif
215                                                   198 
216 ifeq ($(call get-executable,$(BISON)),)           199 ifeq ($(call get-executable,$(BISON)),)
217   $(error Error: $(BISON) is missing on this s    200   $(error Error: $(BISON) is missing on this system, please install it)
218 endif                                             201 endif
219                                                   202 
                                                   >> 203 ifneq ($(NO_LIBTRACEEVENT),1)
                                                   >> 204   ifeq ($(call get-executable,$(PKG_CONFIG)),)
                                                   >> 205   dummy := $(error Error: $(PKG_CONFIG) needed by libtraceevent is missing on this system, please install it)
                                                   >> 206   endif
                                                   >> 207 endif
                                                   >> 208 
220 ifneq ($(OUTPUT),)                                209 ifneq ($(OUTPUT),)
221   ifeq ($(shell expr $(shell $(BISON) --versio    210   ifeq ($(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    211     BISON_FILE_PREFIX_MAP := --file-prefix-map=$(OUTPUT)=
223   endif                                           212   endif
224 endif                                             213 endif
225                                                   214 
226 # Treat warnings as errors unless directed not    215 # Treat warnings as errors unless directed not to
227 ifneq ($(WERROR),0)                               216 ifneq ($(WERROR),0)
228   CORE_CFLAGS += -Werror                          217   CORE_CFLAGS += -Werror
229   CXXFLAGS += -Werror                             218   CXXFLAGS += -Werror
230   HOSTCFLAGS += -Werror                           219   HOSTCFLAGS += -Werror
231 endif                                             220 endif
232                                                   221 
233 ifndef DEBUG                                      222 ifndef DEBUG
234   DEBUG := 0                                      223   DEBUG := 0
235 endif                                             224 endif
236                                                   225 
237 ifeq ($(DEBUG),0)                                 226 ifeq ($(DEBUG),0)
238 CORE_CFLAGS += -DNDEBUG=1                         227 CORE_CFLAGS += -DNDEBUG=1
239 CORE_CFLAGS += -O3                             !! 228 ifeq ($(CC_NO_CLANG), 0)
                                                   >> 229   CORE_CFLAGS += -O3
                                                   >> 230 else
                                                   >> 231   CORE_CFLAGS += -O6
                                                   >> 232 endif
240 else                                              233 else
241   CORE_CFLAGS += -g                               234   CORE_CFLAGS += -g
242   CXXFLAGS += -g                                  235   CXXFLAGS += -g
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                                         246 ifdef LTO
254   CORE_CFLAGS += -flto                            247   CORE_CFLAGS += -flto
255   CXXFLAGS += -flto                               248   CXXFLAGS += -flto
256 endif                                             249 endif
257                                                   250 
258 # Try different combinations to accommodate sy    251 # Try different combinations to accommodate systems that only have
259 # python[2][3]-config in weird combinations in    252 # python[2][3]-config in weird combinations in the following order of
260 # priority from lowest to highest:                253 # priority from lowest to highest:
261 #   * python2-config as per pep-0394.             254 #   * python2-config as per pep-0394.
262 #   * python-config                               255 #   * python-config
263 #   * python3-config                              256 #   * python3-config
264 #   * $(PYTHON)-config (If PYTHON is user supp    257 #   * $(PYTHON)-config (If PYTHON is user supplied but PYTHON_CONFIG isn't)
265 #                                                 258 #
266 PYTHON_AUTO := python-config                      259 PYTHON_AUTO := python-config
267 PYTHON_AUTO := $(if $(call get-executable,pyth    260 PYTHON_AUTO := $(if $(call get-executable,python2-config),python2-config,$(PYTHON_AUTO))
268 PYTHON_AUTO := $(if $(call get-executable,pyth    261 PYTHON_AUTO := $(if $(call get-executable,python-config),python-config,$(PYTHON_AUTO))
269 PYTHON_AUTO := $(if $(call get-executable,pyth    262 PYTHON_AUTO := $(if $(call get-executable,python3-config),python3-config,$(PYTHON_AUTO))
270                                                   263 
271 # If PYTHON is defined but PYTHON_CONFIG isn't    264 # 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    265 # supplied value for PYTHON_CONFIG. Because it's "user supplied", error out if it doesn't exist.
273 ifdef PYTHON                                      266 ifdef PYTHON
274   ifndef PYTHON_CONFIG                            267   ifndef PYTHON_CONFIG
275     PYTHON_CONFIG_AUTO := $(call get-executabl    268     PYTHON_CONFIG_AUTO := $(call get-executable,$(PYTHON)-config)
276     PYTHON_CONFIG := $(if $(PYTHON_CONFIG_AUTO    269     PYTHON_CONFIG := $(if $(PYTHON_CONFIG_AUTO),$(PYTHON_CONFIG_AUTO),\
277                           $(call $(error $(PYT    270                           $(call $(error $(PYTHON)-config not found)))
278   endif                                           271   endif
279 endif                                             272 endif
280                                                   273 
281 # Select either auto detected python and pytho    274 # Select either auto detected python and python-config or use user supplied values if they are
282 # defined. get-executable-or-default fails wit    275 # defined. get-executable-or-default fails with an error if the first argument is supplied but
283 # doesn't exist.                                  276 # doesn't exist.
284 override PYTHON_CONFIG := $(call get-executabl    277 override PYTHON_CONFIG := $(call get-executable-or-default,PYTHON_CONFIG,$(PYTHON_AUTO))
285 override PYTHON := $(call get-executable-or-de    278 override PYTHON := $(call get-executable-or-default,PYTHON,$(subst -config,,$(PYTHON_CONFIG)))
286                                                   279 
287 grep-libs  = $(filter -l%,$(1))                   280 grep-libs  = $(filter -l%,$(1))
288 strip-libs  = $(filter-out -l%,$(1))              281 strip-libs  = $(filter-out -l%,$(1))
289                                                   282 
290 PYTHON_CONFIG_SQ := $(call shell-sq,$(PYTHON_C    283 PYTHON_CONFIG_SQ := $(call shell-sq,$(PYTHON_CONFIG))
291                                                   284 
292 # Python 3.8 changed the output of `python-con    285 # Python 3.8 changed the output of `python-config --ldflags` to not include the
293 # '-lpythonX.Y' flag unless '--embed' is also     286 # '-lpythonX.Y' flag unless '--embed' is also passed. The feature check for
294 # libpython fails if that flag is not included    287 # libpython fails if that flag is not included in LDFLAGS
295 ifeq ($(shell $(PYTHON_CONFIG_SQ) --ldflags --    288 ifeq ($(shell $(PYTHON_CONFIG_SQ) --ldflags --embed 2>&1 1>/dev/null; echo $$?), 0)
296   PYTHON_CONFIG_LDFLAGS := --ldflags --embed      289   PYTHON_CONFIG_LDFLAGS := --ldflags --embed
297 else                                              290 else
298   PYTHON_CONFIG_LDFLAGS := --ldflags              291   PYTHON_CONFIG_LDFLAGS := --ldflags
299 endif                                             292 endif
300                                                   293 
301 ifdef PYTHON_CONFIG                               294 ifdef PYTHON_CONFIG
302   PYTHON_EMBED_LDOPTS := $(shell $(PYTHON_CONF    295   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,$(    296   PYTHON_EMBED_LDFLAGS := $(call strip-libs,$(PYTHON_EMBED_LDOPTS))
309   PYTHON_EMBED_LIBADD := $(call grep-libs,$(PY    297   PYTHON_EMBED_LIBADD := $(call grep-libs,$(PYTHON_EMBED_LDOPTS)) -lutil
310   PYTHON_EMBED_CCOPTS := $(shell $(PYTHON_CONF    298   PYTHON_EMBED_CCOPTS := $(shell $(PYTHON_CONFIG_SQ) --includes 2>/dev/null)
311   FLAGS_PYTHON_EMBED := $(PYTHON_EMBED_CCOPTS)    299   FLAGS_PYTHON_EMBED := $(PYTHON_EMBED_CCOPTS) $(PYTHON_EMBED_LDOPTS)
312   ifeq ($(CC_NO_CLANG), 0)                        300   ifeq ($(CC_NO_CLANG), 0)
313     PYTHON_EMBED_CCOPTS := $(filter-out -ffat-    301     PYTHON_EMBED_CCOPTS := $(filter-out -ffat-lto-objects, $(PYTHON_EMBED_CCOPTS))
314   endif                                           302   endif
315 endif                                             303 endif
316                                                   304 
317 FEATURE_CHECK_CFLAGS-libpython := $(PYTHON_EMB    305 FEATURE_CHECK_CFLAGS-libpython := $(PYTHON_EMBED_CCOPTS)
318 FEATURE_CHECK_LDFLAGS-libpython := $(PYTHON_EM    306 FEATURE_CHECK_LDFLAGS-libpython := $(PYTHON_EMBED_LDOPTS)
319                                                   307 
320 FEATURE_CHECK_LDFLAGS-libaio = -lrt               308 FEATURE_CHECK_LDFLAGS-libaio = -lrt
321                                                   309 
322 FEATURE_CHECK_LDFLAGS-disassembler-four-args =    310 FEATURE_CHECK_LDFLAGS-disassembler-four-args = -lbfd -lopcodes -ldl
323 FEATURE_CHECK_LDFLAGS-disassembler-init-styled    311 FEATURE_CHECK_LDFLAGS-disassembler-init-styled = -lbfd -lopcodes -ldl
324                                                   312 
325 CORE_CFLAGS += -fno-omit-frame-pointer            313 CORE_CFLAGS += -fno-omit-frame-pointer
326 CORE_CFLAGS += -Wall                              314 CORE_CFLAGS += -Wall
327 CORE_CFLAGS += -Wextra                            315 CORE_CFLAGS += -Wextra
328 CORE_CFLAGS += -std=gnu11                         316 CORE_CFLAGS += -std=gnu11
329                                                   317 
330 CXXFLAGS += -std=gnu++17 -fno-exceptions -fno-    318 CXXFLAGS += -std=gnu++17 -fno-exceptions -fno-rtti
331 CXXFLAGS += -Wall                                 319 CXXFLAGS += -Wall
332 CXXFLAGS += -Wextra                               320 CXXFLAGS += -Wextra
333 CXXFLAGS += -fno-omit-frame-pointer               321 CXXFLAGS += -fno-omit-frame-pointer
334                                                   322 
335 HOSTCFLAGS += -Wall                               323 HOSTCFLAGS += -Wall
336 HOSTCFLAGS += -Wextra                             324 HOSTCFLAGS += -Wextra
337                                                   325 
338 # Enforce a non-executable stack, as we may re    326 # Enforce a non-executable stack, as we may regress (again) in the future by
339 # adding assembler files missing the .GNU-stac    327 # adding assembler files missing the .GNU-stack linker note.
340 LDFLAGS += -Wl,-z,noexecstack                     328 LDFLAGS += -Wl,-z,noexecstack
341                                                   329 
342 EXTLIBS = -lpthread -lrt -lm -ldl                 330 EXTLIBS = -lpthread -lrt -lm -ldl
343                                                   331 
344 ifneq ($(TCMALLOC),)                              332 ifneq ($(TCMALLOC),)
345   CFLAGS += -fno-builtin-malloc -fno-builtin-c    333   CFLAGS += -fno-builtin-malloc -fno-builtin-calloc -fno-builtin-realloc -fno-builtin-free
346   EXTLIBS += -ltcmalloc                           334   EXTLIBS += -ltcmalloc
347 endif                                             335 endif
348                                                   336 
349 ifeq ($(FEATURES_DUMP),)                          337 ifeq ($(FEATURES_DUMP),)
350 # We will display at the end of this Makefile.    338 # We will display at the end of this Makefile.config, using $(call feature_display_entries)
351 # As we may retry some feature detection here,    339 # As we may retry some feature detection here, see the disassembler-four-args case, for instance
352   FEATURE_DISPLAY_DEFERRED := 1                   340   FEATURE_DISPLAY_DEFERRED := 1
353 include $(srctree)/tools/build/Makefile.featur    341 include $(srctree)/tools/build/Makefile.feature
354 else                                              342 else
355 include $(FEATURES_DUMP)                          343 include $(FEATURES_DUMP)
356 endif                                             344 endif
357                                                   345 
358 ifeq ($(feature-stackprotector-all), 1)           346 ifeq ($(feature-stackprotector-all), 1)
359   CORE_CFLAGS += -fstack-protector-all            347   CORE_CFLAGS += -fstack-protector-all
360 endif                                             348 endif
361                                                   349 
362 ifeq ($(DEBUG),0)                                 350 ifeq ($(DEBUG),0)
363   ifeq ($(feature-fortify-source), 1)             351   ifeq ($(feature-fortify-source), 1)
364     CORE_CFLAGS += -U_FORTIFY_SOURCE -D_FORTIF    352     CORE_CFLAGS += -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2
365   endif                                           353   endif
366 endif                                             354 endif
367                                                   355 
368 INC_FLAGS += -I$(src-perf)/util/include           356 INC_FLAGS += -I$(src-perf)/util/include
369 INC_FLAGS += -I$(src-perf)/arch/$(SRCARCH)/inc    357 INC_FLAGS += -I$(src-perf)/arch/$(SRCARCH)/include
370 INC_FLAGS += -I$(srctree)/tools/include/          358 INC_FLAGS += -I$(srctree)/tools/include/
371 INC_FLAGS += -I$(srctree)/tools/arch/$(SRCARCH    359 INC_FLAGS += -I$(srctree)/tools/arch/$(SRCARCH)/include/uapi
372 INC_FLAGS += -I$(srctree)/tools/include/uapi      360 INC_FLAGS += -I$(srctree)/tools/include/uapi
373 INC_FLAGS += -I$(srctree)/tools/arch/$(SRCARCH    361 INC_FLAGS += -I$(srctree)/tools/arch/$(SRCARCH)/include/
374 INC_FLAGS += -I$(srctree)/tools/arch/$(SRCARCH    362 INC_FLAGS += -I$(srctree)/tools/arch/$(SRCARCH)/
375                                                   363 
376 # $(obj-perf)      for generated common-cmds.h    364 # $(obj-perf)      for generated common-cmds.h
377 # $(obj-perf)/util for generated bison/flex he    365 # $(obj-perf)/util for generated bison/flex headers
378 ifneq ($(OUTPUT),)                                366 ifneq ($(OUTPUT),)
379 INC_FLAGS += -I$(obj-perf)/util                   367 INC_FLAGS += -I$(obj-perf)/util
380 INC_FLAGS += -I$(obj-perf)                        368 INC_FLAGS += -I$(obj-perf)
381 endif                                             369 endif
382                                                   370 
383 INC_FLAGS += -I$(src-perf)/util                   371 INC_FLAGS += -I$(src-perf)/util
384 INC_FLAGS += -I$(src-perf)                        372 INC_FLAGS += -I$(src-perf)
385                                                   373 
386 CORE_CFLAGS += -D_LARGEFILE64_SOURCE -D_FILE_O    374 CORE_CFLAGS += -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE
387                                                   375 
388 CFLAGS   += $(CORE_CFLAGS) $(INC_FLAGS)           376 CFLAGS   += $(CORE_CFLAGS) $(INC_FLAGS)
389 CXXFLAGS += $(INC_FLAGS)                          377 CXXFLAGS += $(INC_FLAGS)
390                                                   378 
391 LIBPERF_CFLAGS := $(CORE_CFLAGS) $(EXTRA_CFLAG    379 LIBPERF_CFLAGS := $(CORE_CFLAGS) $(EXTRA_CFLAGS)
392                                                   380 
393 ifeq ($(feature-pthread-attr-setaffinity-np),     381 ifeq ($(feature-pthread-attr-setaffinity-np), 1)
394   CFLAGS += -DHAVE_PTHREAD_ATTR_SETAFFINITY_NP    382   CFLAGS += -DHAVE_PTHREAD_ATTR_SETAFFINITY_NP
395 endif                                             383 endif
396                                                   384 
397 ifeq ($(feature-pthread-barrier), 1)              385 ifeq ($(feature-pthread-barrier), 1)
398   CFLAGS += -DHAVE_PTHREAD_BARRIER                386   CFLAGS += -DHAVE_PTHREAD_BARRIER
399 endif                                             387 endif
400                                                   388 
401 ifndef NO_BIONIC                                  389 ifndef NO_BIONIC
402   $(call feature_check,bionic)                    390   $(call feature_check,bionic)
403   ifeq ($(feature-bionic), 1)                     391   ifeq ($(feature-bionic), 1)
404     BIONIC := 1                                   392     BIONIC := 1
405     CFLAGS += -DLACKS_SIGQUEUE_PROTOTYPE          393     CFLAGS += -DLACKS_SIGQUEUE_PROTOTYPE
406     CFLAGS += -DLACKS_OPEN_MEMSTREAM_PROTOTYPE    394     CFLAGS += -DLACKS_OPEN_MEMSTREAM_PROTOTYPE
407     EXTLIBS := $(filter-out -lrt,$(EXTLIBS))      395     EXTLIBS := $(filter-out -lrt,$(EXTLIBS))
408     EXTLIBS := $(filter-out -lpthread,$(EXTLIB    396     EXTLIBS := $(filter-out -lpthread,$(EXTLIBS))
409   endif                                           397   endif
410 endif                                             398 endif
411                                                   399 
412 ifeq ($(feature-eventfd), 1)                      400 ifeq ($(feature-eventfd), 1)
413   CFLAGS += -DHAVE_EVENTFD_SUPPORT                401   CFLAGS += -DHAVE_EVENTFD_SUPPORT
414 endif                                             402 endif
415                                                   403 
416 ifeq ($(feature-get_current_dir_name), 1)         404 ifeq ($(feature-get_current_dir_name), 1)
417   CFLAGS += -DHAVE_GET_CURRENT_DIR_NAME           405   CFLAGS += -DHAVE_GET_CURRENT_DIR_NAME
418 endif                                             406 endif
419                                                   407 
420 ifeq ($(feature-gettid), 1)                       408 ifeq ($(feature-gettid), 1)
421   CFLAGS += -DHAVE_GETTID                         409   CFLAGS += -DHAVE_GETTID
422 endif                                             410 endif
423                                                   411 
424 ifeq ($(feature-file-handle), 1)                  412 ifeq ($(feature-file-handle), 1)
425   CFLAGS += -DHAVE_FILE_HANDLE                    413   CFLAGS += -DHAVE_FILE_HANDLE
426 endif                                             414 endif
427                                                   415 
428 ifdef NO_LIBELF                                   416 ifdef NO_LIBELF
429   NO_DWARF := 1                                   417   NO_DWARF := 1
430   NO_LIBUNWIND := 1                               418   NO_LIBUNWIND := 1
431   NO_LIBDW_DWARF_UNWIND := 1                      419   NO_LIBDW_DWARF_UNWIND := 1
432   NO_LIBBPF := 1                                  420   NO_LIBBPF := 1
433   NO_JVMTI := 1                                   421   NO_JVMTI := 1
434 else                                              422 else
435   ifeq ($(feature-libelf), 0)                     423   ifeq ($(feature-libelf), 0)
436     ifeq ($(feature-glibc), 1)                    424     ifeq ($(feature-glibc), 1)
437       LIBC_SUPPORT := 1                           425       LIBC_SUPPORT := 1
438     endif                                         426     endif
439     ifeq ($(BIONIC),1)                            427     ifeq ($(BIONIC),1)
440       LIBC_SUPPORT := 1                           428       LIBC_SUPPORT := 1
441     endif                                         429     endif
442     ifeq ($(LIBC_SUPPORT),1)                      430     ifeq ($(LIBC_SUPPORT),1)
443       $(error ERROR: No libelf found. Disables    431       $(error ERROR: No libelf found. Disables 'probe' tool, jvmti and BPF support. Please install libelf-dev, libelf-devel, elfutils-libelf-devel or build with NO_LIBELF=1.)
444     else                                          432     else
445       ifneq ($(filter s% -fsanitize=address%,$    433       ifneq ($(filter s% -fsanitize=address%,$(EXTRA_CFLAGS),),)
446         ifneq ($(shell ldconfig -p | grep liba    434         ifneq ($(shell ldconfig -p | grep libasan >/dev/null 2>&1; echo $$?), 0)
447           $(error No libasan found, please ins    435           $(error No libasan found, please install libasan)
448         endif                                     436         endif
449       endif                                       437       endif
450                                                   438 
451       ifneq ($(filter s% -fsanitize=undefined%    439       ifneq ($(filter s% -fsanitize=undefined%,$(EXTRA_CFLAGS),),)
452         ifneq ($(shell ldconfig -p | grep libu    440         ifneq ($(shell ldconfig -p | grep libubsan >/dev/null 2>&1; echo $$?), 0)
453           $(error No libubsan found, please in    441           $(error No libubsan found, please install libubsan)
454         endif                                     442         endif
455       endif                                       443       endif
456                                                   444 
457       ifneq ($(filter s% -static%,$(LDFLAGS),)    445       ifneq ($(filter s% -static%,$(LDFLAGS),),)
458         $(error No static glibc found, please     446         $(error No static glibc found, please install glibc-static)
459       else                                        447       else
460         $(error No gnu/libc-version.h found, p    448         $(error No gnu/libc-version.h found, please install glibc-dev[el])
461       endif                                       449       endif
462     endif                                         450     endif
463   else                                            451   else
464     ifndef NO_LIBDW_DWARF_UNWIND                  452     ifndef NO_LIBDW_DWARF_UNWIND
465       ifneq ($(feature-libdw-dwarf-unwind),1)     453       ifneq ($(feature-libdw-dwarf-unwind),1)
466         NO_LIBDW_DWARF_UNWIND := 1                454         NO_LIBDW_DWARF_UNWIND := 1
467         $(warning No libdw DWARF unwind found,    455         $(warning No libdw DWARF unwind found, Please install elfutils-devel/libdw-dev >= 0.158 and/or set LIBDW_DIR)
468       endif                                       456       endif
469     endif                                         457     endif
470     ifneq ($(feature-dwarf), 1)                   458     ifneq ($(feature-dwarf), 1)
471       ifndef NO_DWARF                             459       ifndef NO_DWARF
472         $(warning No libdw.h found or old libd    460         $(warning No libdw.h found or old libdw.h found or elfutils is older than 0.138, disables dwarf support. Please install new elfutils-devel/libdw-dev)
473         NO_DWARF := 1                             461         NO_DWARF := 1
474       endif                                       462       endif
475     else                                          463     else
476       ifneq ($(feature-dwarf_getlocations), 1)    464       ifneq ($(feature-dwarf_getlocations), 1)
477         $(warning Old libdw.h, finding variabl    465         $(warning Old libdw.h, finding variables at given 'perf probe' point will not work, install elfutils-devel/libdw-dev >= 0.157)
478       else                                        466       else
479         CFLAGS += -DHAVE_DWARF_GETLOCATIONS_SU    467         CFLAGS += -DHAVE_DWARF_GETLOCATIONS_SUPPORT
480       endif # dwarf_getlocations                  468       endif # dwarf_getlocations
481       ifneq ($(feature-dwarf_getcfi), 1)          469       ifneq ($(feature-dwarf_getcfi), 1)
482         $(warning Old libdw.h, finding variabl    470         $(warning Old libdw.h, finding variables at given 'perf probe' point will not work, install elfutils-devel/libdw-dev >= 0.142)
483       else                                        471       else
484         CFLAGS += -DHAVE_DWARF_CFI_SUPPORT        472         CFLAGS += -DHAVE_DWARF_CFI_SUPPORT
485       endif # dwarf_getcfi                        473       endif # dwarf_getcfi
486     endif # Dwarf support                         474     endif # Dwarf support
487   endif # libelf support                          475   endif # libelf support
488 endif # NO_LIBELF                                 476 endif # NO_LIBELF
489                                                   477 
490 ifeq ($(feature-libaio), 1)                       478 ifeq ($(feature-libaio), 1)
491   ifndef NO_AIO                                   479   ifndef NO_AIO
492     CFLAGS += -DHAVE_AIO_SUPPORT                  480     CFLAGS += -DHAVE_AIO_SUPPORT
493   endif                                           481   endif
494 endif                                             482 endif
495                                                   483 
496 ifdef NO_DWARF                                    484 ifdef NO_DWARF
497   NO_LIBDW_DWARF_UNWIND := 1                      485   NO_LIBDW_DWARF_UNWIND := 1
498 endif                                             486 endif
499                                                   487 
500 ifeq ($(feature-scandirat), 1)                    488 ifeq ($(feature-scandirat), 1)
501   # Ignore having scandirat with memory saniti !! 489   CFLAGS += -DHAVE_SCANDIRAT_SUPPORT
502   ifeq ($(filter s% -fsanitize=memory%,$(EXTRA << 
503     CFLAGS += -DHAVE_SCANDIRAT_SUPPORT         << 
504   endif                                        << 
505 endif                                             490 endif
506                                                   491 
507 ifeq ($(feature-sched_getcpu), 1)                 492 ifeq ($(feature-sched_getcpu), 1)
508   CFLAGS += -DHAVE_SCHED_GETCPU_SUPPORT           493   CFLAGS += -DHAVE_SCHED_GETCPU_SUPPORT
509 endif                                             494 endif
510                                                   495 
511 ifeq ($(feature-setns), 1)                        496 ifeq ($(feature-setns), 1)
512   CFLAGS += -DHAVE_SETNS_SUPPORT                  497   CFLAGS += -DHAVE_SETNS_SUPPORT
513   $(call detected,CONFIG_SETNS)                   498   $(call detected,CONFIG_SETNS)
514 endif                                             499 endif
515                                                   500 
516 ifdef CORESIGHT                                   501 ifdef CORESIGHT
517   $(call feature_check,libopencsd)                502   $(call feature_check,libopencsd)
518   ifeq ($(feature-libopencsd), 1)                 503   ifeq ($(feature-libopencsd), 1)
519     CFLAGS += -DHAVE_CSTRACE_SUPPORT $(LIBOPEN    504     CFLAGS += -DHAVE_CSTRACE_SUPPORT $(LIBOPENCSD_CFLAGS)
520     ifeq ($(feature-reallocarray), 0)             505     ifeq ($(feature-reallocarray), 0)
521       CFLAGS += -DCOMPAT_NEED_REALLOCARRAY        506       CFLAGS += -DCOMPAT_NEED_REALLOCARRAY
522     endif                                         507     endif
523     LDFLAGS += $(LIBOPENCSD_LDFLAGS)              508     LDFLAGS += $(LIBOPENCSD_LDFLAGS)
524     EXTLIBS += $(OPENCSDLIBS)                     509     EXTLIBS += $(OPENCSDLIBS)
525     $(call detected,CONFIG_LIBOPENCSD)            510     $(call detected,CONFIG_LIBOPENCSD)
526     ifdef CSTRACE_RAW                             511     ifdef CSTRACE_RAW
527       CFLAGS += -DCS_DEBUG_RAW                    512       CFLAGS += -DCS_DEBUG_RAW
528       ifeq (${CSTRACE_RAW}, packed)               513       ifeq (${CSTRACE_RAW}, packed)
529         CFLAGS += -DCS_RAW_PACKED                 514         CFLAGS += -DCS_RAW_PACKED
530       endif                                       515       endif
531     endif                                         516     endif
532   else                                            517   else
533     $(error Error: No libopencsd library found    518     $(error Error: No libopencsd library found or the version is not up-to-date. Please install recent libopencsd to build with CORESIGHT=1)
534   endif                                           519   endif
535 endif                                             520 endif
536                                                   521 
537 ifndef NO_ZLIB                                    522 ifndef NO_ZLIB
538   ifeq ($(feature-zlib), 1)                       523   ifeq ($(feature-zlib), 1)
539     CFLAGS += -DHAVE_ZLIB_SUPPORT                 524     CFLAGS += -DHAVE_ZLIB_SUPPORT
540     EXTLIBS += -lz                                525     EXTLIBS += -lz
541     $(call detected,CONFIG_ZLIB)                  526     $(call detected,CONFIG_ZLIB)
542   else                                            527   else
543     NO_ZLIB := 1                                  528     NO_ZLIB := 1
544   endif                                           529   endif
545 endif                                             530 endif
546                                                   531 
547 ifndef NO_LIBELF                                  532 ifndef NO_LIBELF
548   CFLAGS += -DHAVE_LIBELF_SUPPORT                 533   CFLAGS += -DHAVE_LIBELF_SUPPORT
549   EXTLIBS += -lelf                                534   EXTLIBS += -lelf
550   $(call detected,CONFIG_LIBELF)                  535   $(call detected,CONFIG_LIBELF)
551                                                   536 
552   ifeq ($(feature-libelf-getphdrnum), 1)          537   ifeq ($(feature-libelf-getphdrnum), 1)
553     CFLAGS += -DHAVE_ELF_GETPHDRNUM_SUPPORT       538     CFLAGS += -DHAVE_ELF_GETPHDRNUM_SUPPORT
554   endif                                           539   endif
555                                                   540 
556   ifeq ($(feature-libelf-gelf_getnote), 1)        541   ifeq ($(feature-libelf-gelf_getnote), 1)
557     CFLAGS += -DHAVE_GELF_GETNOTE_SUPPORT         542     CFLAGS += -DHAVE_GELF_GETNOTE_SUPPORT
558   else                                            543   else
559     $(warning gelf_getnote() not found on libe    544     $(warning gelf_getnote() not found on libelf, SDT support disabled)
560   endif                                           545   endif
561                                                   546 
562   ifeq ($(feature-libelf-getshdrstrndx), 1)       547   ifeq ($(feature-libelf-getshdrstrndx), 1)
563     CFLAGS += -DHAVE_ELF_GETSHDRSTRNDX_SUPPORT    548     CFLAGS += -DHAVE_ELF_GETSHDRSTRNDX_SUPPORT
564   endif                                           549   endif
565                                                   550 
566   ifndef NO_LIBDEBUGINFOD                         551   ifndef NO_LIBDEBUGINFOD
567     $(call feature_check,libdebuginfod)           552     $(call feature_check,libdebuginfod)
568     ifeq ($(feature-libdebuginfod), 1)            553     ifeq ($(feature-libdebuginfod), 1)
569       CFLAGS += -DHAVE_DEBUGINFOD_SUPPORT         554       CFLAGS += -DHAVE_DEBUGINFOD_SUPPORT
570       EXTLIBS += -ldebuginfod                     555       EXTLIBS += -ldebuginfod
571     endif                                         556     endif
572   endif                                           557   endif
573                                                   558 
574   ifndef NO_DWARF                                 559   ifndef NO_DWARF
575     ifeq ($(origin PERF_HAVE_DWARF_REGS), unde    560     ifeq ($(origin PERF_HAVE_DWARF_REGS), undefined)
576       $(warning DWARF register mappings have n    561       $(warning DWARF register mappings have not been defined for architecture $(SRCARCH), DWARF support disabled)
577       NO_DWARF := 1                               562       NO_DWARF := 1
578     else                                          563     else
579       CFLAGS += -DHAVE_DWARF_SUPPORT $(LIBDW_C    564       CFLAGS += -DHAVE_DWARF_SUPPORT $(LIBDW_CFLAGS)
580       LDFLAGS += $(LIBDW_LDFLAGS)                 565       LDFLAGS += $(LIBDW_LDFLAGS)
581       EXTLIBS += ${DWARFLIBS}                     566       EXTLIBS += ${DWARFLIBS}
582       $(call detected,CONFIG_DWARF)               567       $(call detected,CONFIG_DWARF)
583     endif # PERF_HAVE_DWARF_REGS                  568     endif # PERF_HAVE_DWARF_REGS
584   endif # NO_DWARF                                569   endif # NO_DWARF
585                                                   570 
586   ifndef NO_LIBBPF                                571   ifndef NO_LIBBPF
587     ifeq ($(feature-bpf), 1)                      572     ifeq ($(feature-bpf), 1)
588       # detecting libbpf without LIBBPF_DYNAMI    573       # detecting libbpf without LIBBPF_DYNAMIC, so make VF=1 shows libbpf detection status
589       $(call feature_check,libbpf)                574       $(call feature_check,libbpf)
590                                                   575 
591       ifdef LIBBPF_DYNAMIC                        576       ifdef LIBBPF_DYNAMIC
592         ifeq ($(feature-libbpf), 1)               577         ifeq ($(feature-libbpf), 1)
593           EXTLIBS += -lbpf                        578           EXTLIBS += -lbpf
594           CFLAGS += -DHAVE_LIBBPF_SUPPORT         579           CFLAGS += -DHAVE_LIBBPF_SUPPORT
595           $(call detected,CONFIG_LIBBPF)          580           $(call detected,CONFIG_LIBBPF)
596           $(call detected,CONFIG_LIBBPF_DYNAMI    581           $(call detected,CONFIG_LIBBPF_DYNAMIC)
597         else                                      582         else
598           $(error Error: No libbpf devel libra    583           $(error Error: No libbpf devel library found or older than v1.0, please install/update libbpf-devel)
599         endif                                     584         endif
600       else                                        585       else
601         ifeq ($(NO_ZLIB), 1)                      586         ifeq ($(NO_ZLIB), 1)
602           $(warning Warning: Statically buildi    587           $(warning Warning: Statically building libbpf not possible as zlib is missing)
603           NO_LIBBPF := 1                          588           NO_LIBBPF := 1
604         else                                      589         else
605           # Libbpf will be built as a static l    590           # Libbpf will be built as a static library from tools/lib/bpf.
606           LIBBPF_STATIC := 1                      591           LIBBPF_STATIC := 1
607           $(call detected,CONFIG_LIBBPF)          592           $(call detected,CONFIG_LIBBPF)
608           CFLAGS += -DHAVE_LIBBPF_SUPPORT         593           CFLAGS += -DHAVE_LIBBPF_SUPPORT
609         endif                                     594         endif
610       endif                                       595       endif
611     endif                                         596     endif
612   endif # NO_LIBBPF                               597   endif # NO_LIBBPF
613 endif # NO_LIBELF                                 598 endif # NO_LIBELF
614                                                   599 
615 ifndef NO_SDT                                     600 ifndef NO_SDT
616   ifneq ($(feature-sdt), 1)                       601   ifneq ($(feature-sdt), 1)
617     $(warning No sys/sdt.h found, no SDT event    602     $(warning No sys/sdt.h found, no SDT events are defined, please install systemtap-sdt-devel or systemtap-sdt-dev)
618     NO_SDT := 1;                                  603     NO_SDT := 1;
619   else                                            604   else
620     CFLAGS += -DHAVE_SDT_EVENT                    605     CFLAGS += -DHAVE_SDT_EVENT
621     $(call detected,CONFIG_SDT_EVENT)             606     $(call detected,CONFIG_SDT_EVENT)
622   endif                                           607   endif
623 endif                                             608 endif
624                                                   609 
625 ifdef PERF_HAVE_JITDUMP                           610 ifdef PERF_HAVE_JITDUMP
626   ifndef NO_LIBELF                                611   ifndef NO_LIBELF
627     $(call detected,CONFIG_JITDUMP)               612     $(call detected,CONFIG_JITDUMP)
628     CFLAGS += -DHAVE_JITDUMP                      613     CFLAGS += -DHAVE_JITDUMP
629   endif                                           614   endif
630 endif                                             615 endif
631                                                   616 
632 ifeq ($(SRCARCH),powerpc)                         617 ifeq ($(SRCARCH),powerpc)
633   ifndef NO_DWARF                                 618   ifndef NO_DWARF
634     CFLAGS += -DHAVE_SKIP_CALLCHAIN_IDX           619     CFLAGS += -DHAVE_SKIP_CALLCHAIN_IDX
635   endif                                           620   endif
636 endif                                             621 endif
637                                                   622 
638 ifndef NO_LIBUNWIND                               623 ifndef NO_LIBUNWIND
639   have_libunwind :=                               624   have_libunwind :=
640                                                   625 
641   $(call feature_check,libunwind-x86)             626   $(call feature_check,libunwind-x86)
642   ifeq ($(feature-libunwind-x86), 1)              627   ifeq ($(feature-libunwind-x86), 1)
643     $(call detected,CONFIG_LIBUNWIND_X86)         628     $(call detected,CONFIG_LIBUNWIND_X86)
644     CFLAGS += -DHAVE_LIBUNWIND_X86_SUPPORT        629     CFLAGS += -DHAVE_LIBUNWIND_X86_SUPPORT
645     LDFLAGS += -lunwind-x86                       630     LDFLAGS += -lunwind-x86
646     EXTLIBS_LIBUNWIND += -lunwind-x86             631     EXTLIBS_LIBUNWIND += -lunwind-x86
647     have_libunwind = 1                            632     have_libunwind = 1
648   endif                                           633   endif
649                                                   634 
650   $(call feature_check,libunwind-aarch64)         635   $(call feature_check,libunwind-aarch64)
651   ifeq ($(feature-libunwind-aarch64), 1)          636   ifeq ($(feature-libunwind-aarch64), 1)
652     $(call detected,CONFIG_LIBUNWIND_AARCH64)     637     $(call detected,CONFIG_LIBUNWIND_AARCH64)
653     CFLAGS += -DHAVE_LIBUNWIND_AARCH64_SUPPORT    638     CFLAGS += -DHAVE_LIBUNWIND_AARCH64_SUPPORT
654     LDFLAGS += -lunwind-aarch64                   639     LDFLAGS += -lunwind-aarch64
655     EXTLIBS_LIBUNWIND += -lunwind-aarch64         640     EXTLIBS_LIBUNWIND += -lunwind-aarch64
656     have_libunwind = 1                            641     have_libunwind = 1
657     $(call feature_check,libunwind-debug-frame    642     $(call feature_check,libunwind-debug-frame-aarch64)
658     ifneq ($(feature-libunwind-debug-frame-aar    643     ifneq ($(feature-libunwind-debug-frame-aarch64), 1)
659       $(warning No debug_frame support found i    644       $(warning No debug_frame support found in libunwind-aarch64)
660       CFLAGS += -DNO_LIBUNWIND_DEBUG_FRAME_AAR    645       CFLAGS += -DNO_LIBUNWIND_DEBUG_FRAME_AARCH64
661     endif                                         646     endif
662   endif                                           647   endif
663                                                   648 
664   ifneq ($(feature-libunwind), 1)                 649   ifneq ($(feature-libunwind), 1)
665     $(warning No libunwind found. Please insta    650     $(warning No libunwind found. Please install libunwind-dev[el] >= 1.1 and/or set LIBUNWIND_DIR)
666     NO_LOCAL_LIBUNWIND := 1                       651     NO_LOCAL_LIBUNWIND := 1
667   else                                            652   else
668     have_libunwind := 1                           653     have_libunwind := 1
669     $(call detected,CONFIG_LOCAL_LIBUNWIND)       654     $(call detected,CONFIG_LOCAL_LIBUNWIND)
670   endif                                           655   endif
671                                                   656 
672   ifneq ($(have_libunwind), 1)                    657   ifneq ($(have_libunwind), 1)
673     NO_LIBUNWIND := 1                             658     NO_LIBUNWIND := 1
674   endif                                           659   endif
675 else                                              660 else
676   NO_LOCAL_LIBUNWIND := 1                         661   NO_LOCAL_LIBUNWIND := 1
677 endif                                             662 endif
678                                                   663 
679 ifndef NO_LIBBPF                                  664 ifndef NO_LIBBPF
680   ifneq ($(feature-bpf), 1)                       665   ifneq ($(feature-bpf), 1)
681     $(warning BPF API too old. Please install     666     $(warning BPF API too old. Please install recent kernel headers. BPF support in 'perf record' is disabled.)
682     NO_LIBBPF := 1                                667     NO_LIBBPF := 1
683   endif                                           668   endif
684 endif                                             669 endif
685                                                   670 
686 ifndef BUILD_BPF_SKEL                             671 ifndef BUILD_BPF_SKEL
687   # BPF skeletons control a large number of pe    672   # BPF skeletons control a large number of perf features, by default
688   # they are enabled.                             673   # they are enabled.
689   BUILD_BPF_SKEL := 1                             674   BUILD_BPF_SKEL := 1
690 endif                                             675 endif
691                                                   676 
692 ifeq ($(BUILD_BPF_SKEL),1)                        677 ifeq ($(BUILD_BPF_SKEL),1)
693   ifeq ($(filter -DHAVE_LIBELF_SUPPORT, $(CFLA    678   ifeq ($(filter -DHAVE_LIBELF_SUPPORT, $(CFLAGS)),)
694     $(warning Warning: Disabled BPF skeletons     679     $(warning Warning: Disabled BPF skeletons as libelf is required by bpftool)
695     BUILD_BPF_SKEL := 0                           680     BUILD_BPF_SKEL := 0
696   else ifeq ($(filter -DHAVE_ZLIB_SUPPORT, $(C    681   else ifeq ($(filter -DHAVE_ZLIB_SUPPORT, $(CFLAGS)),)
697     $(warning Warning: Disabled BPF skeletons     682     $(warning Warning: Disabled BPF skeletons as zlib is required by bpftool)
698     BUILD_BPF_SKEL := 0                           683     BUILD_BPF_SKEL := 0
699   else ifeq ($(filter -DHAVE_LIBBPF_SUPPORT, $    684   else ifeq ($(filter -DHAVE_LIBBPF_SUPPORT, $(CFLAGS)),)
700     $(warning Warning: Disabled BPF skeletons     685     $(warning Warning: Disabled BPF skeletons as libbpf is required)
701     BUILD_BPF_SKEL := 0                           686     BUILD_BPF_SKEL := 0
702   else ifeq ($(call get-executable,$(CLANG)),)    687   else ifeq ($(call get-executable,$(CLANG)),)
703     $(warning Warning: Disabled BPF skeletons     688     $(warning Warning: Disabled BPF skeletons as clang ($(CLANG)) is missing)
704     BUILD_BPF_SKEL := 0                           689     BUILD_BPF_SKEL := 0
705   else                                            690   else
706     CLANG_VERSION := $(shell $(CLANG) --versio    691     CLANG_VERSION := $(shell $(CLANG) --version | head -1 | sed 's/.*clang version \([[:digit:]]\+.[[:digit:]]\+.[[:digit:]]\+\).*/\1/g')
707     ifeq ($(call version-lt3,$(CLANG_VERSION),    692     ifeq ($(call version-lt3,$(CLANG_VERSION),12.0.1),1)
708       $(warning Warning: Disabled BPF skeleton    693       $(warning Warning: Disabled BPF skeletons as reliable BTF generation needs at least $(CLANG) version 12.0.1)
709       BUILD_BPF_SKEL := 0                         694       BUILD_BPF_SKEL := 0
710     endif                                         695     endif
711   endif                                           696   endif
712   ifeq ($(BUILD_BPF_SKEL),1)                      697   ifeq ($(BUILD_BPF_SKEL),1)
713     $(call feature_check,clang-bpf-co-re)         698     $(call feature_check,clang-bpf-co-re)
714     ifeq ($(feature-clang-bpf-co-re), 0)          699     ifeq ($(feature-clang-bpf-co-re), 0)
715       $(warning Warning: Disabled BPF skeleton    700       $(warning Warning: Disabled BPF skeletons as clang is too old)
716       BUILD_BPF_SKEL := 0                         701       BUILD_BPF_SKEL := 0
717     endif                                         702     endif
718   endif                                           703   endif
719   ifeq ($(BUILD_BPF_SKEL),1)                      704   ifeq ($(BUILD_BPF_SKEL),1)
720     $(call detected,CONFIG_PERF_BPF_SKEL)         705     $(call detected,CONFIG_PERF_BPF_SKEL)
721     CFLAGS += -DHAVE_BPF_SKEL                     706     CFLAGS += -DHAVE_BPF_SKEL
722   endif                                           707   endif
723 endif                                             708 endif
724                                                   709 
725 ifndef GEN_VMLINUX_H                              710 ifndef GEN_VMLINUX_H
726   VMLINUX_H=$(src-perf)/util/bpf_skel/vmlinux/    711   VMLINUX_H=$(src-perf)/util/bpf_skel/vmlinux/vmlinux.h
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     $(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       $(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 ifneq ($(NO_LIBTRACEEVENT),1)
784   ifeq ($(NO_SYSCALL_TABLE),0)                    769   ifeq ($(NO_SYSCALL_TABLE),0)
785     $(call detected,CONFIG_TRACE)                 770     $(call detected,CONFIG_TRACE)
786   else                                            771   else
787     ifndef NO_LIBAUDIT                            772     ifndef NO_LIBAUDIT
788       $(call feature_check,libaudit)              773       $(call feature_check,libaudit)
789       ifneq ($(feature-libaudit), 1)              774       ifneq ($(feature-libaudit), 1)
790         $(warning No libaudit.h found, disable    775         $(warning No libaudit.h found, disables 'trace' tool, please install audit-libs-devel or libaudit-dev)
791         NO_LIBAUDIT := 1                          776         NO_LIBAUDIT := 1
792       else                                        777       else
793         CFLAGS += -DHAVE_LIBAUDIT_SUPPORT         778         CFLAGS += -DHAVE_LIBAUDIT_SUPPORT
794         EXTLIBS += -laudit                        779         EXTLIBS += -laudit
795         $(call detected,CONFIG_TRACE)             780         $(call detected,CONFIG_TRACE)
796       endif                                       781       endif
797     endif                                         782     endif
798   endif                                           783   endif
799 endif                                             784 endif
800                                                   785 
801 ifndef NO_LIBCRYPTO                               786 ifndef NO_LIBCRYPTO
802   ifneq ($(feature-libcrypto), 1)                 787   ifneq ($(feature-libcrypto), 1)
803     $(warning No libcrypto.h found, disables j    788     $(warning No libcrypto.h found, disables jitted code injection, please install openssl-devel or libssl-dev)
804     NO_LIBCRYPTO := 1                             789     NO_LIBCRYPTO := 1
805   else                                            790   else
806     CFLAGS += -DHAVE_LIBCRYPTO_SUPPORT            791     CFLAGS += -DHAVE_LIBCRYPTO_SUPPORT
807     EXTLIBS += -lcrypto                           792     EXTLIBS += -lcrypto
808     $(call detected,CONFIG_CRYPTO)                793     $(call detected,CONFIG_CRYPTO)
809   endif                                           794   endif
810 endif                                             795 endif
811                                                   796 
812 ifndef NO_SLANG                                   797 ifndef NO_SLANG
813   ifneq ($(feature-libslang), 1)                  798   ifneq ($(feature-libslang), 1)
814     ifneq ($(feature-libslang-include-subdir),    799     ifneq ($(feature-libslang-include-subdir), 1)
815       $(warning slang not found, disables TUI     800       $(warning slang not found, disables TUI support. Please install slang-devel, libslang-dev or libslang2-dev)
816       NO_SLANG := 1                               801       NO_SLANG := 1
817     else                                          802     else
818       CFLAGS += -DHAVE_SLANG_INCLUDE_SUBDIR       803       CFLAGS += -DHAVE_SLANG_INCLUDE_SUBDIR
819     endif                                         804     endif
820   endif                                           805   endif
821   ifndef NO_SLANG                                 806   ifndef NO_SLANG
822     # Fedora has /usr/include/slang/slang.h, b    807     # Fedora has /usr/include/slang/slang.h, but ubuntu /usr/include/slang.h
823     CFLAGS += -DHAVE_SLANG_SUPPORT                808     CFLAGS += -DHAVE_SLANG_SUPPORT
824     EXTLIBS += -lslang                            809     EXTLIBS += -lslang
825     $(call detected,CONFIG_SLANG)                 810     $(call detected,CONFIG_SLANG)
826   endif                                           811   endif
827 endif                                             812 endif
828                                                   813 
829 ifdef GTK2                                        814 ifdef GTK2
830   FLAGS_GTK2=$(CFLAGS) $(LDFLAGS) $(EXTLIBS) $    815   FLAGS_GTK2=$(CFLAGS) $(LDFLAGS) $(EXTLIBS) $(shell $(PKG_CONFIG) --libs --cflags gtk+-2.0 2>/dev/null)
831   $(call feature_check,gtk2)                      816   $(call feature_check,gtk2)
832   ifneq ($(feature-gtk2), 1)                      817   ifneq ($(feature-gtk2), 1)
833     $(warning GTK2 not found, disables GTK2 su    818     $(warning GTK2 not found, disables GTK2 support. Please install gtk2-devel or libgtk2.0-dev)
834     NO_GTK2 := 1                                  819     NO_GTK2 := 1
835   else                                            820   else
836     $(call feature_check,gtk2-infobar)            821     $(call feature_check,gtk2-infobar)
837     ifeq ($(feature-gtk2-infobar), 1)             822     ifeq ($(feature-gtk2-infobar), 1)
838       GTK_CFLAGS := -DHAVE_GTK_INFO_BAR_SUPPOR    823       GTK_CFLAGS := -DHAVE_GTK_INFO_BAR_SUPPORT
839     endif                                         824     endif
840     CFLAGS += -DHAVE_GTK2_SUPPORT                 825     CFLAGS += -DHAVE_GTK2_SUPPORT
841     GTK_CFLAGS += $(shell $(PKG_CONFIG) --cfla    826     GTK_CFLAGS += $(shell $(PKG_CONFIG) --cflags gtk+-2.0 2>/dev/null)
842     GTK_LIBS := $(shell $(PKG_CONFIG) --libs g    827     GTK_LIBS := $(shell $(PKG_CONFIG) --libs gtk+-2.0 2>/dev/null)
843     EXTLIBS += -ldl                               828     EXTLIBS += -ldl
844   endif                                           829   endif
845 endif                                             830 endif
846                                                   831 
847 ifdef NO_LIBPERL                                  832 ifdef NO_LIBPERL
848   CFLAGS += -DNO_LIBPERL                          833   CFLAGS += -DNO_LIBPERL
849 else                                              834 else
850   PERL_EMBED_LDOPTS = $(shell perl -MExtUtils:    835   PERL_EMBED_LDOPTS = $(shell perl -MExtUtils::Embed -e ldopts 2>/dev/null)
851   PERL_EMBED_LDFLAGS = $(call strip-libs,$(PER    836   PERL_EMBED_LDFLAGS = $(call strip-libs,$(PERL_EMBED_LDOPTS))
852   PERL_EMBED_LIBADD = $(call grep-libs,$(PERL_    837   PERL_EMBED_LIBADD = $(call grep-libs,$(PERL_EMBED_LDOPTS))
853   PERL_EMBED_CCOPTS = $(shell perl -MExtUtils:    838   PERL_EMBED_CCOPTS = $(shell perl -MExtUtils::Embed -e ccopts 2>/dev/null)
854   PERL_EMBED_CCOPTS := $(filter-out -specs=%,$    839   PERL_EMBED_CCOPTS := $(filter-out -specs=%,$(PERL_EMBED_CCOPTS))
855   PERL_EMBED_CCOPTS := $(filter-out -flto=auto    840   PERL_EMBED_CCOPTS := $(filter-out -flto=auto -ffat-lto-objects, $(PERL_EMBED_CCOPTS))
856   PERL_EMBED_LDOPTS := $(filter-out -specs=%,$    841   PERL_EMBED_LDOPTS := $(filter-out -specs=%,$(PERL_EMBED_LDOPTS))
857   FLAGS_PERL_EMBED=$(PERL_EMBED_CCOPTS) $(PERL    842   FLAGS_PERL_EMBED=$(PERL_EMBED_CCOPTS) $(PERL_EMBED_LDOPTS)
858                                                   843 
859   ifneq ($(feature-libperl), 1)                   844   ifneq ($(feature-libperl), 1)
860     CFLAGS += -DNO_LIBPERL                        845     CFLAGS += -DNO_LIBPERL
861     NO_LIBPERL := 1                               846     NO_LIBPERL := 1
862     $(warning Missing perl devel files. Disabl    847     $(warning Missing perl devel files. Disabling perl scripting support, please install perl-ExtUtils-Embed/libperl-dev)
863   else                                            848   else
864     LDFLAGS += $(PERL_EMBED_LDFLAGS)              849     LDFLAGS += $(PERL_EMBED_LDFLAGS)
865     EXTLIBS += $(PERL_EMBED_LIBADD)               850     EXTLIBS += $(PERL_EMBED_LIBADD)
866     CFLAGS += -DHAVE_LIBPERL_SUPPORT              851     CFLAGS += -DHAVE_LIBPERL_SUPPORT
867     ifeq ($(CC_NO_CLANG), 0)                      852     ifeq ($(CC_NO_CLANG), 0)
868       CFLAGS += -Wno-compound-token-split-by-m    853       CFLAGS += -Wno-compound-token-split-by-macro
869     endif                                         854     endif
870     $(call detected,CONFIG_LIBPERL)               855     $(call detected,CONFIG_LIBPERL)
871   endif                                           856   endif
872 endif                                             857 endif
873                                                   858 
874 ifeq ($(feature-timerfd), 1)                      859 ifeq ($(feature-timerfd), 1)
875   CFLAGS += -DHAVE_TIMERFD_SUPPORT                860   CFLAGS += -DHAVE_TIMERFD_SUPPORT
876 else                                              861 else
877   $(warning No timerfd support. Disables 'perf    862   $(warning No timerfd support. Disables 'perf kvm stat live')
878 endif                                             863 endif
879                                                   864 
880 disable-python = $(eval $(disable-python_code)    865 disable-python = $(eval $(disable-python_code))
881 define disable-python_code                        866 define disable-python_code
882   CFLAGS += -DNO_LIBPYTHON                        867   CFLAGS += -DNO_LIBPYTHON
883   $(warning $1)                                   868   $(warning $1)
884   NO_LIBPYTHON := 1                               869   NO_LIBPYTHON := 1
885 endef                                             870 endef
886                                                   871 
887 PYTHON_EXTENSION_SUFFIX := '.so'                  872 PYTHON_EXTENSION_SUFFIX := '.so'
888 ifdef NO_LIBPYTHON                                873 ifdef NO_LIBPYTHON
889   $(call disable-python,Python support disable    874   $(call disable-python,Python support disabled by user)
890 else                                              875 else
891                                                   876 
892   ifndef PYTHON                                   877   ifndef PYTHON
893     $(call disable-python,No python interprete    878     $(call disable-python,No python interpreter was found: disables Python support - please install python-devel/python-dev)
894   else                                            879   else
895     PYTHON_WORD := $(call shell-wordify,$(PYTH    880     PYTHON_WORD := $(call shell-wordify,$(PYTHON))
896                                                   881 
897     ifndef PYTHON_CONFIG                          882     ifndef PYTHON_CONFIG
898       $(call disable-python,No 'python-config'    883       $(call disable-python,No 'python-config' tool was found: disables Python support - please install python-devel/python-dev)
899     else                                          884     else
900                                                   885 
901       ifneq ($(feature-libpython), 1)             886       ifneq ($(feature-libpython), 1)
902         $(call disable-python,No 'Python.h' wa    887         $(call disable-python,No 'Python.h' was found: disables Python support - please install python-devel/python-dev)
903       else                                        888       else
904          LDFLAGS += $(PYTHON_EMBED_LDFLAGS)       889          LDFLAGS += $(PYTHON_EMBED_LDFLAGS)
905          EXTLIBS += $(PYTHON_EMBED_LIBADD)        890          EXTLIBS += $(PYTHON_EMBED_LIBADD)
906          PYTHON_SETUPTOOLS_INSTALLED := $(shel    891          PYTHON_SETUPTOOLS_INSTALLED := $(shell $(PYTHON) -c 'import setuptools;' 2> /dev/null && echo "yes" || echo "no")
907          ifeq ($(PYTHON_SETUPTOOLS_INSTALLED),    892          ifeq ($(PYTHON_SETUPTOOLS_INSTALLED), yes)
908            PYTHON_EXTENSION_SUFFIX := $(shell     893            PYTHON_EXTENSION_SUFFIX := $(shell $(PYTHON) -c 'from importlib import machinery; print(machinery.EXTENSION_SUFFIXES[0])')
909            ifdef CROSS_COMPILE                 << 
910              PYTHON_EXTENSION_SUFFIX := $(subs << 
911            endif                               << 
912            LANG_BINDINGS += $(obj-perf)python/    894            LANG_BINDINGS += $(obj-perf)python/perf$(PYTHON_EXTENSION_SUFFIX)
913          else                                     895          else
914            $(warning Missing python setuptools    896            $(warning Missing python setuptools, the python binding won't be built, please install python3-setuptools or equivalent)
915          endif                                    897          endif
916          CFLAGS += -DHAVE_LIBPYTHON_SUPPORT       898          CFLAGS += -DHAVE_LIBPYTHON_SUPPORT
917          $(call detected,CONFIG_LIBPYTHON)        899          $(call detected,CONFIG_LIBPYTHON)
918          ifeq ($(filter -fPIC,$(CFLAGS)),)     << 
919            # Building a shared library require << 
920            CFLAGS += -fPIC                     << 
921            CXXFLAGS += -fPIC                   << 
922          endif                                 << 
923       endif                                       900       endif
924     endif                                         901     endif
925   endif                                           902   endif
926 endif                                             903 endif
927                                                   904 
928 ifneq ($(NO_JEVENTS),1)                           905 ifneq ($(NO_JEVENTS),1)
929   ifeq ($(wildcard pmu-events/arch/$(SRCARCH)/    906   ifeq ($(wildcard pmu-events/arch/$(SRCARCH)/mapfile.csv),)
930     NO_JEVENTS := 1                               907     NO_JEVENTS := 1
931   endif                                           908   endif
932 endif                                             909 endif
933 ifneq ($(NO_JEVENTS),1)                           910 ifneq ($(NO_JEVENTS),1)
934   NO_JEVENTS := 0                                 911   NO_JEVENTS := 0
935   ifndef PYTHON                                   912   ifndef PYTHON
936     $(error ERROR: No python interpreter neede    913     $(error ERROR: No python interpreter needed for jevents generation. Install python or build with NO_JEVENTS=1.)
937   else                                            914   else
938     # jevents.py uses f-strings present in Pyt    915     # jevents.py uses f-strings present in Python 3.6 released in Dec. 2016.
939     JEVENTS_PYTHON_GOOD := $(shell $(PYTHON) -    916     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)             917     ifneq ($(JEVENTS_PYTHON_GOOD), 1)
941       $(error ERROR: Python interpreter needed    918       $(error ERROR: Python interpreter needed for jevents generation too old (older than 3.6). Install a newer python or build with NO_JEVENTS=1.)
942     endif                                         919     endif
943   endif                                           920   endif
944 endif                                             921 endif
945                                                   922 
946 ifdef BUILD_NONDISTRO                             923 ifdef BUILD_NONDISTRO
947   ifeq ($(feature-libbfd), 1)                     924   ifeq ($(feature-libbfd), 1)
948     EXTLIBS += -lbfd -lopcodes                    925     EXTLIBS += -lbfd -lopcodes
949   else                                            926   else
950     # we are on a system that requires -libert    927     # we are on a system that requires -liberty and (maybe) -lz
951     # to link against -lbfd; test each case in    928     # to link against -lbfd; test each case individually here
952                                                   929 
953     # call all detections now so we get correc    930     # call all detections now so we get correct
954     # status in VF output                         931     # status in VF output
955     $(call feature_check,libbfd-liberty)          932     $(call feature_check,libbfd-liberty)
956     $(call feature_check,libbfd-liberty-z)        933     $(call feature_check,libbfd-liberty-z)
957                                                   934 
958     ifeq ($(feature-libbfd-liberty), 1)           935     ifeq ($(feature-libbfd-liberty), 1)
959       EXTLIBS += -lbfd -lopcodes -liberty         936       EXTLIBS += -lbfd -lopcodes -liberty
960       FEATURE_CHECK_LDFLAGS-disassembler-four-    937       FEATURE_CHECK_LDFLAGS-disassembler-four-args += -liberty -ldl
961       FEATURE_CHECK_LDFLAGS-disassembler-init-    938       FEATURE_CHECK_LDFLAGS-disassembler-init-styled += -liberty -ldl
962     else                                          939     else
963       ifeq ($(feature-libbfd-liberty-z), 1)       940       ifeq ($(feature-libbfd-liberty-z), 1)
964         EXTLIBS += -lbfd -lopcodes -liberty -l    941         EXTLIBS += -lbfd -lopcodes -liberty -lz
965         FEATURE_CHECK_LDFLAGS-disassembler-fou    942         FEATURE_CHECK_LDFLAGS-disassembler-four-args += -liberty -lz -ldl
966         FEATURE_CHECK_LDFLAGS-disassembler-ini    943         FEATURE_CHECK_LDFLAGS-disassembler-init-styled += -liberty -lz -ldl
967       endif                                       944       endif
968     endif                                         945     endif
969     $(call feature_check,disassembler-four-arg    946     $(call feature_check,disassembler-four-args)
970     $(call feature_check,disassembler-init-sty    947     $(call feature_check,disassembler-init-styled)
971   endif                                           948   endif
972                                                   949 
973   CFLAGS += -DHAVE_LIBBFD_SUPPORT                 950   CFLAGS += -DHAVE_LIBBFD_SUPPORT
974   CXXFLAGS += -DHAVE_LIBBFD_SUPPORT               951   CXXFLAGS += -DHAVE_LIBBFD_SUPPORT
975   ifeq ($(feature-libbfd-buildid), 1)             952   ifeq ($(feature-libbfd-buildid), 1)
976     CFLAGS += -DHAVE_LIBBFD_BUILDID_SUPPORT       953     CFLAGS += -DHAVE_LIBBFD_BUILDID_SUPPORT
977   else                                            954   else
978     $(warning Old version of libbfd/binutils t    955     $(warning Old version of libbfd/binutils things like PE executable profiling will not be available)
979   endif                                           956   endif
980 endif                                             957 endif
981                                                   958 
982 ifndef NO_LIBLLVM                              << 
983   $(call feature_check,llvm-perf)              << 
984   ifeq ($(feature-llvm-perf), 1)               << 
985     CFLAGS += -DHAVE_LIBLLVM_SUPPORT           << 
986     CFLAGS += $(shell $(LLVM_CONFIG) --cflags) << 
987     CXXFLAGS += -DHAVE_LIBLLVM_SUPPORT         << 
988     CXXFLAGS += $(shell $(LLVM_CONFIG) --cxxfl << 
989     LIBLLVM = $(shell $(LLVM_CONFIG) --libs al << 
990     EXTLIBS += -L$(shell $(LLVM_CONFIG) --libd << 
991     EXTLIBS += -lstdc++                        << 
992     $(call detected,CONFIG_LIBLLVM)            << 
993   else                                         << 
994     $(warning No libllvm 13+ found, slower sou << 
995     NO_LIBLLVM := 1                            << 
996   endif                                        << 
997 endif                                          << 
998                                                << 
999 ifndef NO_DEMANGLE                                959 ifndef NO_DEMANGLE
1000   $(call feature_check,cxa-demangle)             960   $(call feature_check,cxa-demangle)
1001   ifeq ($(feature-cxa-demangle), 1)              961   ifeq ($(feature-cxa-demangle), 1)
1002     EXTLIBS += -lstdc++                          962     EXTLIBS += -lstdc++
1003     CFLAGS += -DHAVE_CXA_DEMANGLE_SUPPORT        963     CFLAGS += -DHAVE_CXA_DEMANGLE_SUPPORT
1004     CXXFLAGS += -DHAVE_CXA_DEMANGLE_SUPPORT      964     CXXFLAGS += -DHAVE_CXA_DEMANGLE_SUPPORT
1005     $(call detected,CONFIG_CXX_DEMANGLE)         965     $(call detected,CONFIG_CXX_DEMANGLE)
1006   endif                                          966   endif
1007   ifdef BUILD_NONDISTRO                          967   ifdef BUILD_NONDISTRO
1008     ifeq ($(filter -liberty,$(EXTLIBS)),)        968     ifeq ($(filter -liberty,$(EXTLIBS)),)
1009       $(call feature_check,cplus-demangle)       969       $(call feature_check,cplus-demangle)
1010       ifeq ($(feature-cplus-demangle), 1)        970       ifeq ($(feature-cplus-demangle), 1)
1011         EXTLIBS += -liberty                      971         EXTLIBS += -liberty
1012       endif                                      972       endif
1013     endif                                        973     endif
1014     ifneq ($(filter -liberty,$(EXTLIBS)),)       974     ifneq ($(filter -liberty,$(EXTLIBS)),)
1015       CFLAGS += -DHAVE_CPLUS_DEMANGLE_SUPPORT    975       CFLAGS += -DHAVE_CPLUS_DEMANGLE_SUPPORT
1016       CXXFLAGS += -DHAVE_CPLUS_DEMANGLE_SUPPO    976       CXXFLAGS += -DHAVE_CPLUS_DEMANGLE_SUPPORT
1017     endif                                        977     endif
1018   endif                                          978   endif
1019 endif                                            979 endif
1020                                                  980 
1021 ifndef NO_LZMA                                   981 ifndef NO_LZMA
1022   ifeq ($(feature-lzma), 1)                      982   ifeq ($(feature-lzma), 1)
1023     CFLAGS += -DHAVE_LZMA_SUPPORT                983     CFLAGS += -DHAVE_LZMA_SUPPORT
1024     EXTLIBS += -llzma                            984     EXTLIBS += -llzma
1025     $(call detected,CONFIG_LZMA)                 985     $(call detected,CONFIG_LZMA)
1026   else                                           986   else
1027     $(warning No liblzma found, disables xz k    987     $(warning No liblzma found, disables xz kernel module decompression, please install xz-devel/liblzma-dev)
1028     NO_LZMA := 1                                 988     NO_LZMA := 1
1029   endif                                          989   endif
1030 endif                                            990 endif
1031                                                  991 
1032 ifndef NO_LIBZSTD                                992 ifndef NO_LIBZSTD
1033   ifeq ($(feature-libzstd), 1)                   993   ifeq ($(feature-libzstd), 1)
1034     CFLAGS += -DHAVE_ZSTD_SUPPORT                994     CFLAGS += -DHAVE_ZSTD_SUPPORT
1035     CFLAGS += $(LIBZSTD_CFLAGS)                  995     CFLAGS += $(LIBZSTD_CFLAGS)
1036     LDFLAGS += $(LIBZSTD_LDFLAGS)                996     LDFLAGS += $(LIBZSTD_LDFLAGS)
1037     EXTLIBS += -lzstd                            997     EXTLIBS += -lzstd
1038     $(call detected,CONFIG_ZSTD)                 998     $(call detected,CONFIG_ZSTD)
1039   else                                           999   else
1040     $(warning No libzstd found, disables trac    1000     $(warning No libzstd found, disables trace compression, please install libzstd-dev[el] and/or set LIBZSTD_DIR)
1041     NO_LIBZSTD := 1                              1001     NO_LIBZSTD := 1
1042   endif                                          1002   endif
1043 endif                                            1003 endif
1044                                                  1004 
                                                   >> 1005 ifndef NO_LIBCAP
                                                   >> 1006   ifeq ($(feature-libcap), 1)
                                                   >> 1007     CFLAGS += -DHAVE_LIBCAP_SUPPORT
                                                   >> 1008     EXTLIBS += -lcap
                                                   >> 1009     $(call detected,CONFIG_LIBCAP)
                                                   >> 1010   else
                                                   >> 1011     $(warning No libcap found, disables capability support, please install libcap-devel/libcap-dev)
                                                   >> 1012     NO_LIBCAP := 1
                                                   >> 1013   endif
                                                   >> 1014 endif
                                                   >> 1015 
1045 ifndef NO_BACKTRACE                              1016 ifndef NO_BACKTRACE
1046   ifeq ($(feature-backtrace), 1)                 1017   ifeq ($(feature-backtrace), 1)
1047     CFLAGS += -DHAVE_BACKTRACE_SUPPORT           1018     CFLAGS += -DHAVE_BACKTRACE_SUPPORT
1048   endif                                          1019   endif
1049 endif                                            1020 endif
1050                                                  1021 
1051 ifndef NO_LIBNUMA                                1022 ifndef NO_LIBNUMA
1052   ifeq ($(feature-libnuma), 0)                   1023   ifeq ($(feature-libnuma), 0)
1053     $(warning No numa.h found, disables 'perf    1024     $(warning No numa.h found, disables 'perf bench numa mem' benchmark, please install numactl-devel/libnuma-devel/libnuma-dev)
1054     NO_LIBNUMA := 1                              1025     NO_LIBNUMA := 1
1055   else                                           1026   else
1056     ifeq ($(feature-numa_num_possible_cpus),     1027     ifeq ($(feature-numa_num_possible_cpus), 0)
1057       $(warning Old numa library found, disab    1028       $(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                            1029       NO_LIBNUMA := 1
1059     else                                         1030     else
1060       CFLAGS += -DHAVE_LIBNUMA_SUPPORT           1031       CFLAGS += -DHAVE_LIBNUMA_SUPPORT
1061       EXTLIBS += -lnuma                          1032       EXTLIBS += -lnuma
1062       $(call detected,CONFIG_NUMA)               1033       $(call detected,CONFIG_NUMA)
1063     endif                                        1034     endif
1064   endif                                          1035   endif
1065 endif                                            1036 endif
1066                                                  1037 
1067 ifdef HAVE_KVM_STAT_SUPPORT                      1038 ifdef HAVE_KVM_STAT_SUPPORT
1068     CFLAGS += -DHAVE_KVM_STAT_SUPPORT            1039     CFLAGS += -DHAVE_KVM_STAT_SUPPORT
1069 endif                                            1040 endif
1070                                                  1041 
1071 ifeq ($(feature-disassembler-four-args), 1)      1042 ifeq ($(feature-disassembler-four-args), 1)
1072     CFLAGS += -DDISASM_FOUR_ARGS_SIGNATURE       1043     CFLAGS += -DDISASM_FOUR_ARGS_SIGNATURE
1073 endif                                            1044 endif
1074                                                  1045 
1075 ifeq ($(feature-disassembler-init-styled), 1)    1046 ifeq ($(feature-disassembler-init-styled), 1)
1076     CFLAGS += -DDISASM_INIT_STYLED               1047     CFLAGS += -DDISASM_INIT_STYLED
1077 endif                                            1048 endif
1078                                                  1049 
1079 ifeq (${IS_64_BIT}, 1)                           1050 ifeq (${IS_64_BIT}, 1)
1080   ifndef NO_PERF_READ_VDSO32                     1051   ifndef NO_PERF_READ_VDSO32
1081     $(call feature_check,compile-32)             1052     $(call feature_check,compile-32)
1082     ifeq ($(feature-compile-32), 1)              1053     ifeq ($(feature-compile-32), 1)
1083       CFLAGS += -DHAVE_PERF_READ_VDSO32          1054       CFLAGS += -DHAVE_PERF_READ_VDSO32
1084     else                                         1055     else
1085       NO_PERF_READ_VDSO32 := 1                   1056       NO_PERF_READ_VDSO32 := 1
1086     endif                                        1057     endif
1087   endif                                          1058   endif
1088   ifneq ($(SRCARCH), x86)                        1059   ifneq ($(SRCARCH), x86)
1089     NO_PERF_READ_VDSOX32 := 1                    1060     NO_PERF_READ_VDSOX32 := 1
1090   endif                                          1061   endif
1091   ifndef NO_PERF_READ_VDSOX32                    1062   ifndef NO_PERF_READ_VDSOX32
1092     $(call feature_check,compile-x32)            1063     $(call feature_check,compile-x32)
1093     ifeq ($(feature-compile-x32), 1)             1064     ifeq ($(feature-compile-x32), 1)
1094       CFLAGS += -DHAVE_PERF_READ_VDSOX32         1065       CFLAGS += -DHAVE_PERF_READ_VDSOX32
1095     else                                         1066     else
1096       NO_PERF_READ_VDSOX32 := 1                  1067       NO_PERF_READ_VDSOX32 := 1
1097     endif                                        1068     endif
1098   endif                                          1069   endif
1099 else                                             1070 else
1100   NO_PERF_READ_VDSO32 := 1                       1071   NO_PERF_READ_VDSO32 := 1
1101   NO_PERF_READ_VDSOX32 := 1                      1072   NO_PERF_READ_VDSOX32 := 1
1102 endif                                            1073 endif
1103                                                  1074 
1104 ifndef NO_LIBBABELTRACE                          1075 ifndef NO_LIBBABELTRACE
1105   $(call feature_check,libbabeltrace)            1076   $(call feature_check,libbabeltrace)
1106   ifeq ($(feature-libbabeltrace), 1)             1077   ifeq ($(feature-libbabeltrace), 1)
1107     CFLAGS += -DHAVE_LIBBABELTRACE_SUPPORT $(    1078     CFLAGS += -DHAVE_LIBBABELTRACE_SUPPORT $(LIBBABELTRACE_CFLAGS)
1108     LDFLAGS += $(LIBBABELTRACE_LDFLAGS)          1079     LDFLAGS += $(LIBBABELTRACE_LDFLAGS)
1109     EXTLIBS += -lbabeltrace-ctf                  1080     EXTLIBS += -lbabeltrace-ctf
1110     $(call detected,CONFIG_LIBBABELTRACE)        1081     $(call detected,CONFIG_LIBBABELTRACE)
1111   else                                           1082   else
1112     $(warning No libbabeltrace found, disable    1083     $(warning No libbabeltrace found, disables 'perf data' CTF format support, please install libbabeltrace-dev[el]/libbabeltrace-ctf-dev)
1113   endif                                          1084   endif
1114 endif                                            1085 endif
1115                                                  1086 
1116 ifndef NO_CAPSTONE                               1087 ifndef NO_CAPSTONE
1117   $(call feature_check,libcapstone)              1088   $(call feature_check,libcapstone)
1118   ifeq ($(feature-libcapstone), 1)               1089   ifeq ($(feature-libcapstone), 1)
1119     CFLAGS += -DHAVE_LIBCAPSTONE_SUPPORT $(LI    1090     CFLAGS += -DHAVE_LIBCAPSTONE_SUPPORT $(LIBCAPSTONE_CFLAGS)
1120     LDFLAGS += $(LICAPSTONE_LDFLAGS)             1091     LDFLAGS += $(LICAPSTONE_LDFLAGS)
1121     EXTLIBS += -lcapstone                        1092     EXTLIBS += -lcapstone
1122     $(call detected,CONFIG_LIBCAPSTONE)          1093     $(call detected,CONFIG_LIBCAPSTONE)
1123   else                                           1094   else
1124     msg := $(warning No libcapstone found, di    1095     msg := $(warning No libcapstone found, disables disasm engine support for 'perf script', please install libcapstone-dev/capstone-devel);
1125   endif                                          1096   endif
1126 endif                                            1097 endif
1127                                                  1098 
1128 ifndef NO_AUXTRACE                               1099 ifndef NO_AUXTRACE
1129   ifeq ($(SRCARCH),x86)                          1100   ifeq ($(SRCARCH),x86)
1130     ifeq ($(feature-get_cpuid), 0)               1101     ifeq ($(feature-get_cpuid), 0)
1131       $(warning Your gcc lacks the __get_cpui    1102       $(warning Your gcc lacks the __get_cpuid() builtin, disables support for auxtrace/Intel PT, please install a newer gcc)
1132       NO_AUXTRACE := 1                           1103       NO_AUXTRACE := 1
1133     endif                                        1104     endif
1134   endif                                          1105   endif
1135   ifndef NO_AUXTRACE                             1106   ifndef NO_AUXTRACE
1136     $(call detected,CONFIG_AUXTRACE)             1107     $(call detected,CONFIG_AUXTRACE)
1137     CFLAGS += -DHAVE_AUXTRACE_SUPPORT            1108     CFLAGS += -DHAVE_AUXTRACE_SUPPORT
1138     ifeq ($(feature-reallocarray), 0)            1109     ifeq ($(feature-reallocarray), 0)
1139       CFLAGS += -DCOMPAT_NEED_REALLOCARRAY       1110       CFLAGS += -DCOMPAT_NEED_REALLOCARRAY
1140     endif                                        1111     endif
1141   endif                                          1112   endif
1142 endif                                            1113 endif
1143                                                  1114 
1144 ifdef EXTRA_TESTS                                1115 ifdef EXTRA_TESTS
1145     $(call detected,CONFIG_EXTRA_TESTS)          1116     $(call detected,CONFIG_EXTRA_TESTS)
1146     CFLAGS += -DHAVE_EXTRA_TESTS                 1117     CFLAGS += -DHAVE_EXTRA_TESTS
1147 endif                                            1118 endif
1148                                                  1119 
1149 ifndef NO_JVMTI                                  1120 ifndef NO_JVMTI
1150   ifneq (,$(wildcard /usr/sbin/update-java-al    1121   ifneq (,$(wildcard /usr/sbin/update-java-alternatives))
1151     JDIR=$(shell /usr/sbin/update-java-altern    1122     JDIR=$(shell /usr/sbin/update-java-alternatives -l | head -1 | awk '{print $$3}')
1152   else                                           1123   else
1153     ifneq (,$(wildcard /usr/sbin/alternatives    1124     ifneq (,$(wildcard /usr/sbin/alternatives))
1154       JDIR=$(shell /usr/sbin/alternatives --d    1125       JDIR=$(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                                        1126     endif
1156   endif                                          1127   endif
1157   ifndef JDIR                                    1128   ifndef JDIR
1158     $(warning No alternatives command found,     1129     $(warning No alternatives command found, you need to set JDIR= to point to the root of your Java directory)
1159     NO_JVMTI := 1                                1130     NO_JVMTI := 1
1160   endif                                          1131   endif
1161 endif                                            1132 endif
1162                                                  1133 
1163 ifndef NO_JVMTI                                  1134 ifndef NO_JVMTI
1164   FEATURE_CHECK_CFLAGS-jvmti := -I$(JDIR)/inc    1135   FEATURE_CHECK_CFLAGS-jvmti := -I$(JDIR)/include -I$(JDIR)/include/linux
1165   $(call feature_check,jvmti)                    1136   $(call feature_check,jvmti)
1166   ifeq ($(feature-jvmti), 1)                     1137   ifeq ($(feature-jvmti), 1)
1167     $(call detected_var,JDIR)                    1138     $(call detected_var,JDIR)
1168     ifndef NO_JVMTI_CMLR                         1139     ifndef NO_JVMTI_CMLR
1169       FEATURE_CHECK_CFLAGS-jvmti-cmlr := $(FE    1140       FEATURE_CHECK_CFLAGS-jvmti-cmlr := $(FEATURE_CHECK_CFLAGS-jvmti)
1170       $(call feature_check,jvmti-cmlr)           1141       $(call feature_check,jvmti-cmlr)
1171       ifeq ($(feature-jvmti-cmlr), 1)            1142       ifeq ($(feature-jvmti-cmlr), 1)
1172         CFLAGS += -DHAVE_JVMTI_CMLR              1143         CFLAGS += -DHAVE_JVMTI_CMLR
1173       endif                                      1144       endif
1174     endif # NO_JVMTI_CMLR                        1145     endif # NO_JVMTI_CMLR
1175   else                                           1146   else
1176     $(warning No openjdk development package     1147     $(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                                1148     NO_JVMTI := 1
1178   endif                                          1149   endif
1179 endif                                            1150 endif
1180                                                  1151 
1181 ifndef NO_LIBPFM4                                1152 ifndef NO_LIBPFM4
1182   $(call feature_check,libpfm4)                  1153   $(call feature_check,libpfm4)
1183   ifeq ($(feature-libpfm4), 1)                   1154   ifeq ($(feature-libpfm4), 1)
1184     CFLAGS += -DHAVE_LIBPFM                      1155     CFLAGS += -DHAVE_LIBPFM
1185     EXTLIBS += -lpfm                             1156     EXTLIBS += -lpfm
1186     ASCIIDOC_EXTRA = -aHAVE_LIBPFM=1             1157     ASCIIDOC_EXTRA = -aHAVE_LIBPFM=1
1187     $(call detected,CONFIG_LIBPFM4)              1158     $(call detected,CONFIG_LIBPFM4)
1188   else                                           1159   else
1189     $(warning libpfm4 not found, disables lib    1160     $(warning libpfm4 not found, disables libpfm4 support. Please install libpfm4-dev)
1190   endif                                          1161   endif
1191 endif                                            1162 endif
1192                                                  1163 
1193 # libtraceevent is a recommended dependency p    1164 # libtraceevent is a recommended dependency picked up from the system.
1194 ifneq ($(NO_LIBTRACEEVENT),1)                    1165 ifneq ($(NO_LIBTRACEEVENT),1)
1195   $(call feature_check,libtraceevent)            1166   $(call feature_check,libtraceevent)
1196   ifeq ($(feature-libtraceevent), 1)             1167   ifeq ($(feature-libtraceevent), 1)
1197     CFLAGS += -DHAVE_LIBTRACEEVENT               1168     CFLAGS += -DHAVE_LIBTRACEEVENT
1198     LDFLAGS += $(shell $(PKG_CONFIG) --libs-o !! 1169     EXTLIBS += -ltraceevent
1199     EXTLIBS += $(shell $(PKG_CONFIG) --libs-o !! 1170     LIBTRACEEVENT_VERSION := $(shell $(PKG_CONFIG) --modversion libtraceevent)
1200     LIBTRACEEVENT_VERSION := $(shell $(PKG_CO << 
1201     LIBTRACEEVENT_VERSION_1 := $(word 1, $(su    1171     LIBTRACEEVENT_VERSION_1 := $(word 1, $(subst ., ,$(LIBTRACEEVENT_VERSION)))
1202     LIBTRACEEVENT_VERSION_2 := $(word 2, $(su    1172     LIBTRACEEVENT_VERSION_2 := $(word 2, $(subst ., ,$(LIBTRACEEVENT_VERSION)))
1203     LIBTRACEEVENT_VERSION_3 := $(word 3, $(su    1173     LIBTRACEEVENT_VERSION_3 := $(word 3, $(subst ., ,$(LIBTRACEEVENT_VERSION)))
1204     LIBTRACEEVENT_VERSION_CPP := $(shell expr    1174     LIBTRACEEVENT_VERSION_CPP := $(shell expr $(LIBTRACEEVENT_VERSION_1) \* 255 \* 255 + $(LIBTRACEEVENT_VERSION_2) \* 255 + $(LIBTRACEEVENT_VERSION_3))
1205     CFLAGS += -DLIBTRACEEVENT_VERSION=$(LIBTR    1175     CFLAGS += -DLIBTRACEEVENT_VERSION=$(LIBTRACEEVENT_VERSION_CPP)
1206     $(call detected,CONFIG_LIBTRACEEVENT)        1176     $(call detected,CONFIG_LIBTRACEEVENT)
1207   else                                           1177   else
1208     $(error ERROR: libtraceevent is missing.  !! 1178     $(error ERROR: libtraceevent is missing. Please install libtraceevent-dev/libtraceevent-devel or build with NO_LIBTRACEEVENT=1)
1209   endif                                          1179   endif
1210                                                  1180 
1211   $(call feature_check,libtracefs)               1181   $(call feature_check,libtracefs)
1212   ifeq ($(feature-libtracefs), 1)                1182   ifeq ($(feature-libtracefs), 1)
1213     CFLAGS +=  $(shell $(PKG_CONFIG) --cflags !! 1183     EXTLIBS += -ltracefs
1214     LDFLAGS += $(shell $(PKG_CONFIG) --libs-o !! 1184     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    1185     LIBTRACEFS_VERSION_1 := $(word 1, $(subst ., ,$(LIBTRACEFS_VERSION)))
1218     LIBTRACEFS_VERSION_2 := $(word 2, $(subst    1186     LIBTRACEFS_VERSION_2 := $(word 2, $(subst ., ,$(LIBTRACEFS_VERSION)))
1219     LIBTRACEFS_VERSION_3 := $(word 3, $(subst    1187     LIBTRACEFS_VERSION_3 := $(word 3, $(subst ., ,$(LIBTRACEFS_VERSION)))
1220     LIBTRACEFS_VERSION_CPP := $(shell expr $(    1188     LIBTRACEFS_VERSION_CPP := $(shell expr $(LIBTRACEFS_VERSION_1) \* 255 \* 255 + $(LIBTRACEFS_VERSION_2) \* 255 + $(LIBTRACEFS_VERSION_3))
1221     CFLAGS += -DLIBTRACEFS_VERSION=$(LIBTRACE    1189     CFLAGS += -DLIBTRACEFS_VERSION=$(LIBTRACEFS_VERSION_CPP)
1222   else                                        << 
1223     $(warning libtracefs is missing. Please i << 
1224   endif                                          1190   endif
1225 endif                                            1191 endif
1226                                                  1192 
1227 # Among the variables below, these:              1193 # Among the variables below, these:
1228 #   perfexecdir                                  1194 #   perfexecdir
1229 #   libbpf_include_dir                           1195 #   libbpf_include_dir
1230 #   perf_examples_dir                            1196 #   perf_examples_dir
1231 #   template_dir                                 1197 #   template_dir
1232 #   mandir                                       1198 #   mandir
1233 #   infodir                                      1199 #   infodir
1234 #   htmldir                                      1200 #   htmldir
1235 #   ETC_PERFCONFIG (but not sysconfdir)          1201 #   ETC_PERFCONFIG (but not sysconfdir)
1236 # can be specified as a relative path some/wh    1202 # can be specified as a relative path some/where/else;
1237 # this is interpreted as relative to $(prefix    1203 # this is interpreted as relative to $(prefix) and "perf" at
1238 # runtime figures out where they are based on    1204 # runtime figures out where they are based on the path to the executable.
1239 # This can help installing the suite in a rel    1205 # This can help installing the suite in a relocatable way.
1240                                                  1206 
1241 # Make the path relative to DESTDIR, not to p    1207 # Make the path relative to DESTDIR, not to prefix
1242 ifndef DESTDIR                                   1208 ifndef DESTDIR
1243 prefix ?= $(HOME)                                1209 prefix ?= $(HOME)
1244 endif                                            1210 endif
1245 bindir_relative = bin                            1211 bindir_relative = bin
1246 bindir = $(abspath $(prefix)/$(bindir_relativ    1212 bindir = $(abspath $(prefix)/$(bindir_relative))
1247 includedir_relative = include                    1213 includedir_relative = include
1248 includedir = $(abspath $(prefix)/$(includedir    1214 includedir = $(abspath $(prefix)/$(includedir_relative))
1249 mandir = share/man                               1215 mandir = share/man
1250 infodir = share/info                             1216 infodir = share/info
1251 perfexecdir = libexec/perf-core                  1217 perfexecdir = libexec/perf-core
1252 # FIXME: system's libbpf header directory, wh    1218 # FIXME: system's libbpf header directory, where we expect to find bpf/bpf_helpers.h, for instance
1253 libbpf_include_dir = /usr/include                1219 libbpf_include_dir = /usr/include
1254 perf_examples_dir = lib/perf/examples            1220 perf_examples_dir = lib/perf/examples
1255 sharedir = $(prefix)/share                       1221 sharedir = $(prefix)/share
1256 template_dir = share/perf-core/templates         1222 template_dir = share/perf-core/templates
1257 STRACE_GROUPS_DIR = share/perf-core/strace/gr    1223 STRACE_GROUPS_DIR = share/perf-core/strace/groups
1258 htmldir = share/doc/perf-doc                     1224 htmldir = share/doc/perf-doc
1259 tipdir = share/doc/perf-tip                      1225 tipdir = share/doc/perf-tip
1260 srcdir = $(srctree)/tools/perf                   1226 srcdir = $(srctree)/tools/perf
1261 ifeq ($(prefix),/usr)                            1227 ifeq ($(prefix),/usr)
1262 sysconfdir = /etc                                1228 sysconfdir = /etc
1263 ETC_PERFCONFIG = $(sysconfdir)/perfconfig        1229 ETC_PERFCONFIG = $(sysconfdir)/perfconfig
1264 else                                             1230 else
1265 sysconfdir = $(prefix)/etc                       1231 sysconfdir = $(prefix)/etc
1266 ETC_PERFCONFIG = etc/perfconfig                  1232 ETC_PERFCONFIG = etc/perfconfig
1267 endif                                            1233 endif
1268 ifndef lib                                       1234 ifndef lib
1269 ifeq ($(SRCARCH)$(IS_64_BIT), x861)              1235 ifeq ($(SRCARCH)$(IS_64_BIT), x861)
1270 lib = lib64                                      1236 lib = lib64
1271 else                                             1237 else
1272 lib = lib                                        1238 lib = lib
1273 endif                                            1239 endif
1274 endif # lib                                      1240 endif # lib
1275 libdir = $(prefix)/$(lib)                        1241 libdir = $(prefix)/$(lib)
1276                                                  1242 
1277 # Shell quote (do not use $(call) to accommod    1243 # Shell quote (do not use $(call) to accommodate ancient setups);
1278 ETC_PERFCONFIG_SQ = $(subst ','\'',$(ETC_PERF    1244 ETC_PERFCONFIG_SQ = $(subst ','\'',$(ETC_PERFCONFIG))
1279 STRACE_GROUPS_DIR_SQ = $(subst ','\'',$(STRAC    1245 STRACE_GROUPS_DIR_SQ = $(subst ','\'',$(STRACE_GROUPS_DIR))
1280 DESTDIR_SQ = $(subst ','\'',$(DESTDIR))          1246 DESTDIR_SQ = $(subst ','\'',$(DESTDIR))
1281 bindir_SQ = $(subst ','\'',$(bindir))            1247 bindir_SQ = $(subst ','\'',$(bindir))
1282 includedir_SQ = $(subst ','\'',$(includedir))    1248 includedir_SQ = $(subst ','\'',$(includedir))
1283 mandir_SQ = $(subst ','\'',$(mandir))            1249 mandir_SQ = $(subst ','\'',$(mandir))
1284 infodir_SQ = $(subst ','\'',$(infodir))          1250 infodir_SQ = $(subst ','\'',$(infodir))
1285 perfexecdir_SQ = $(subst ','\'',$(perfexecdir    1251 perfexecdir_SQ = $(subst ','\'',$(perfexecdir))
1286 libbpf_include_dir_SQ = $(subst ','\'',$(libb    1252 libbpf_include_dir_SQ = $(subst ','\'',$(libbpf_include_dir))
1287 perf_examples_dir_SQ = $(subst ','\'',$(perf_    1253 perf_examples_dir_SQ = $(subst ','\'',$(perf_examples_dir))
1288 template_dir_SQ = $(subst ','\'',$(template_d    1254 template_dir_SQ = $(subst ','\'',$(template_dir))
1289 htmldir_SQ = $(subst ','\'',$(htmldir))          1255 htmldir_SQ = $(subst ','\'',$(htmldir))
1290 tipdir_SQ = $(subst ','\'',$(tipdir))            1256 tipdir_SQ = $(subst ','\'',$(tipdir))
1291 prefix_SQ = $(subst ','\'',$(prefix))            1257 prefix_SQ = $(subst ','\'',$(prefix))
1292 sysconfdir_SQ = $(subst ','\'',$(sysconfdir))    1258 sysconfdir_SQ = $(subst ','\'',$(sysconfdir))
1293 libdir_SQ = $(subst ','\'',$(libdir))            1259 libdir_SQ = $(subst ','\'',$(libdir))
1294 srcdir_SQ = $(subst ','\'',$(srcdir))            1260 srcdir_SQ = $(subst ','\'',$(srcdir))
1295                                                  1261 
1296 ifneq ($(filter /%,$(firstword $(perfexecdir)    1262 ifneq ($(filter /%,$(firstword $(perfexecdir))),)
1297 perfexec_instdir = $(perfexecdir)                1263 perfexec_instdir = $(perfexecdir)
1298 perf_include_instdir = $(libbpf_include_dir)     1264 perf_include_instdir = $(libbpf_include_dir)
1299 perf_examples_instdir = $(perf_examples_dir)     1265 perf_examples_instdir = $(perf_examples_dir)
1300 STRACE_GROUPS_INSTDIR = $(STRACE_GROUPS_DIR)     1266 STRACE_GROUPS_INSTDIR = $(STRACE_GROUPS_DIR)
1301 tip_instdir = $(tipdir)                          1267 tip_instdir = $(tipdir)
1302 else                                             1268 else
1303 perfexec_instdir = $(prefix)/$(perfexecdir)      1269 perfexec_instdir = $(prefix)/$(perfexecdir)
1304 perf_include_instdir = $(prefix)/$(libbpf_inc    1270 perf_include_instdir = $(prefix)/$(libbpf_include_dir)
1305 perf_examples_instdir = $(prefix)/$(perf_exam    1271 perf_examples_instdir = $(prefix)/$(perf_examples_dir)
1306 STRACE_GROUPS_INSTDIR = $(prefix)/$(STRACE_GR    1272 STRACE_GROUPS_INSTDIR = $(prefix)/$(STRACE_GROUPS_DIR)
1307 tip_instdir = $(prefix)/$(tipdir)                1273 tip_instdir = $(prefix)/$(tipdir)
1308 endif                                            1274 endif
1309 perfexec_instdir_SQ = $(subst ','\'',$(perfex    1275 perfexec_instdir_SQ = $(subst ','\'',$(perfexec_instdir))
1310 perf_include_instdir_SQ = $(subst ','\'',$(pe    1276 perf_include_instdir_SQ = $(subst ','\'',$(perf_include_instdir))
1311 perf_examples_instdir_SQ = $(subst ','\'',$(p    1277 perf_examples_instdir_SQ = $(subst ','\'',$(perf_examples_instdir))
1312 STRACE_GROUPS_INSTDIR_SQ = $(subst ','\'',$(S    1278 STRACE_GROUPS_INSTDIR_SQ = $(subst ','\'',$(STRACE_GROUPS_INSTDIR))
1313 tip_instdir_SQ = $(subst ','\'',$(tip_instdir    1279 tip_instdir_SQ = $(subst ','\'',$(tip_instdir))
1314                                                  1280 
1315 export perfexec_instdir_SQ                       1281 export perfexec_instdir_SQ
1316                                                  1282 
1317 print_var = $(eval $(print_var_code)) $(info     1283 print_var = $(eval $(print_var_code)) $(info $(MSG))
1318 define print_var_code                            1284 define print_var_code
1319     MSG = $(shell printf '...%40s: %s' $(1) $    1285     MSG = $(shell printf '...%40s: %s' $(1) $($(1)))
1320 endef                                            1286 endef
1321                                                  1287 
1322 ifeq ($(feature_display),1)                      1288 ifeq ($(feature_display),1)
1323   $(call feature_display_entries)                1289   $(call feature_display_entries)
1324 endif                                            1290 endif
1325                                                  1291 
1326 ifeq ($(VF),1)                                   1292 ifeq ($(VF),1)
1327   # Display EXTRA features which are detected    1293   # Display EXTRA features which are detected manualy
1328   # from here with feature_check call and thu    1294   # from here with feature_check call and thus cannot
1329   # be partof global state output.               1295   # be partof global state output.
1330   $(foreach feat,$(FEATURE_TESTS_EXTRA),$(cal    1296   $(foreach feat,$(FEATURE_TESTS_EXTRA),$(call feature_print_status,$(feat),) $(info $(MSG)))
1331   $(call print_var,prefix)                       1297   $(call print_var,prefix)
1332   $(call print_var,bindir)                       1298   $(call print_var,bindir)
1333   $(call print_var,libdir)                       1299   $(call print_var,libdir)
1334   $(call print_var,sysconfdir)                   1300   $(call print_var,sysconfdir)
1335   $(call print_var,LIBUNWIND_DIR)                1301   $(call print_var,LIBUNWIND_DIR)
1336   $(call print_var,LIBDW_DIR)                    1302   $(call print_var,LIBDW_DIR)
1337   $(call print_var,JDIR)                         1303   $(call print_var,JDIR)
1338                                                  1304 
1339   ifeq ($(dwarf-post-unwind),1)                  1305   ifeq ($(dwarf-post-unwind),1)
1340     $(call feature_print_text,"DWARF post unw    1306     $(call feature_print_text,"DWARF post unwind library", $(dwarf-post-unwind-text)) $(info $(MSG))
1341   endif                                          1307   endif
1342 endif                                            1308 endif
1343                                                  1309 
1344 $(info )                                         1310 $(info )
1345                                                  1311 
1346 $(call detected_var,bindir_SQ)                   1312 $(call detected_var,bindir_SQ)
1347 $(call detected_var,PYTHON_WORD)                 1313 $(call detected_var,PYTHON_WORD)
1348 ifneq ($(OUTPUT),)                               1314 ifneq ($(OUTPUT),)
1349 $(call detected_var,OUTPUT)                      1315 $(call detected_var,OUTPUT)
1350 endif                                            1316 endif
1351 $(call detected_var,htmldir_SQ)                  1317 $(call detected_var,htmldir_SQ)
1352 $(call detected_var,infodir_SQ)                  1318 $(call detected_var,infodir_SQ)
1353 $(call detected_var,mandir_SQ)                   1319 $(call detected_var,mandir_SQ)
1354 $(call detected_var,ETC_PERFCONFIG_SQ)           1320 $(call detected_var,ETC_PERFCONFIG_SQ)
1355 $(call detected_var,STRACE_GROUPS_DIR_SQ)        1321 $(call detected_var,STRACE_GROUPS_DIR_SQ)
1356 $(call detected_var,prefix_SQ)                   1322 $(call detected_var,prefix_SQ)
1357 $(call detected_var,perfexecdir_SQ)              1323 $(call detected_var,perfexecdir_SQ)
1358 $(call detected_var,libbpf_include_dir_SQ)       1324 $(call detected_var,libbpf_include_dir_SQ)
1359 $(call detected_var,perf_examples_dir_SQ)        1325 $(call detected_var,perf_examples_dir_SQ)
1360 $(call detected_var,tipdir_SQ)                   1326 $(call detected_var,tipdir_SQ)
1361 $(call detected_var,srcdir_SQ)                   1327 $(call detected_var,srcdir_SQ)
1362 $(call detected_var,LIBDIR)                      1328 $(call detected_var,LIBDIR)
1363 $(call detected_var,GTK_CFLAGS)                  1329 $(call detected_var,GTK_CFLAGS)
1364 $(call detected_var,PERL_EMBED_CCOPTS)           1330 $(call detected_var,PERL_EMBED_CCOPTS)
1365 $(call detected_var,PYTHON_EMBED_CCOPTS)         1331 $(call detected_var,PYTHON_EMBED_CCOPTS)
1366 ifneq ($(BISON_FILE_PREFIX_MAP),)                1332 ifneq ($(BISON_FILE_PREFIX_MAP),)
1367 $(call detected_var,BISON_FILE_PREFIX_MAP)       1333 $(call detected_var,BISON_FILE_PREFIX_MAP)
1368 endif                                            1334 endif
1369                                                  1335 
1370 # re-generate FEATURE-DUMP as we may have cal    1336 # re-generate FEATURE-DUMP as we may have called feature_check, found out
1371 # extra libraries to add to LDFLAGS of some o    1337 # extra libraries to add to LDFLAGS of some other test and then redo those
1372 # tests, see the block about libbfd, disassem    1338 # tests, see the block about libbfd, disassembler-four-args, for instance.
1373 $(shell rm -f $(FEATURE_DUMP_FILENAME))          1339 $(shell rm -f $(FEATURE_DUMP_FILENAME))
1374 $(foreach feat,$(FEATURE_TESTS),$(shell echo     1340 $(foreach feat,$(FEATURE_TESTS),$(shell echo "$(call feature_assign,$(feat))" >> $(FEATURE_DUMP_FILENAME)))
                                                      

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