tools/perf/build: Split out feature check: 'fortify-source'
[platform/kernel/linux-starfive.git] / tools / perf / config / Makefile
1 uname_M := $(shell uname -m 2>/dev/null || echo not)
2
3 ARCH ?= $(shell echo $(uname_M) | sed -e s/i.86/i386/ -e s/sun4u/sparc64/ \
4                                   -e s/arm.*/arm/ -e s/sa110/arm/ \
5                                   -e s/s390x/s390/ -e s/parisc64/parisc/ \
6                                   -e s/ppc.*/powerpc/ -e s/mips.*/mips/ \
7                                   -e s/sh[234].*/sh/ -e s/aarch64.*/arm64/ )
8 NO_PERF_REGS := 1
9 CFLAGS := $(EXTRA_CFLAGS) $(EXTRA_WARNINGS)
10
11 # Additional ARCH settings for x86
12 ifeq ($(ARCH),i386)
13   override ARCH := x86
14   NO_PERF_REGS := 0
15   LIBUNWIND_LIBS = -lunwind -lunwind-x86
16 endif
17
18 ifeq ($(ARCH),x86_64)
19   override ARCH := x86
20   IS_X86_64 := 0
21   ifeq (, $(findstring m32,$(CFLAGS)))
22     IS_X86_64 := $(shell echo __x86_64__ | ${CC} -E -x c - | tail -n 1)
23   endif
24   ifeq (${IS_X86_64}, 1)
25     RAW_ARCH := x86_64
26     CFLAGS += -DHAVE_ARCH_X86_64_SUPPORT
27     ARCH_INCLUDE = ../../arch/x86/lib/memcpy_64.S ../../arch/x86/lib/memset_64.S
28   endif
29   NO_PERF_REGS := 0
30   LIBUNWIND_LIBS = -lunwind -lunwind-x86_64
31 endif
32
33 ifeq ($(NO_PERF_REGS),0)
34   CFLAGS += -DHAVE_PERF_REGS_SUPPORT
35 endif
36
37 ifeq ($(src-perf),)
38 src-perf := $(srctree)/tools/perf
39 endif
40
41 ifeq ($(obj-perf),)
42 obj-perf := $(OUTPUT)
43 endif
44
45 ifneq ($(obj-perf),)
46 obj-perf := $(abspath $(obj-perf))/
47 endif
48
49 LIB_INCLUDE := $(srctree)/tools/lib/
50
51 # include ARCH specific config
52 -include $(src-perf)/arch/$(ARCH)/Makefile
53
54 include $(src-perf)/config/feature-tests.mak
55 include $(src-perf)/config/utilities.mak
56
57 ifeq ($(call get-executable,$(FLEX)),)
58   dummy := $(error Error: $(FLEX) is missing on this system, please install it)
59 endif
60
61 ifeq ($(call get-executable,$(BISON)),)
62   dummy := $(error Error: $(BISON) is missing on this system, please install it)
63 endif
64
65 # Treat warnings as errors unless directed not to
66 ifneq ($(WERROR),0)
67   CFLAGS += -Werror
68 endif
69
70 ifeq ("$(origin DEBUG)", "command line")
71   PERF_DEBUG = $(DEBUG)
72 endif
73 ifndef PERF_DEBUG
74   CFLAGS += -O6
75 endif
76
77 ifdef PARSER_DEBUG
78   PARSER_DEBUG_BISON := -t
79   PARSER_DEBUG_FLEX  := -d
80   CFLAGS             += -DPARSER_DEBUG
81 endif
82
83 CFLAGS += -fno-omit-frame-pointer
84 CFLAGS += -ggdb3
85 CFLAGS += -funwind-tables
86 CFLAGS += -Wall
87 CFLAGS += -Wextra
88 CFLAGS += -std=gnu99
89
90 EXTLIBS = -lelf -lpthread -lrt -lm -ldl
91
92 feature_check = $(eval $(feature_check_code)); $(info CHK: config/feature-checks/test-$(1))
93 define feature_check_code
94   feature-$(2) := $(shell make -C config/feature-checks test-$1 >/dev/null 2>/dev/null && echo 1 || echo 0)
95 endef
96
97 #
98 # Build the feature check binaries in parallel, ignore errors, ignore return value and suppress output:
99 #
100 $(info Testing features:)
101 $(shell make -i -j -C config/feature-checks >/dev/null 2>&1)
102 $(info done)
103
104 FEATURE_TESTS =                         \
105         hello                           \
106         stackprotector-all              \
107         stackprotector                  \
108         volatile-register-var           \
109         fortify-source                  \
110         libnuma
111
112 $(foreach test,$(FEATURE_TESTS),$(call feature_check,$(test),$(test)))
113
114 ifeq ($(feature-stackprotector-all), 1)
115   CFLAGS += -fstack-protector-all
116 endif
117
118 ifeq ($(feature-stackprotector), 1)
119   CFLAGS += -Wstack-protector
120 endif
121
122 ifeq ($(feature-volatile-register-var), 1)
123   CFLAGS += -Wvolatile-register-var
124 endif
125
126 ifndef PERF_DEBUG
127   ifeq ($(feature-fortify-source), 1)
128     CFLAGS += -D_FORTIFY_SOURCE=2
129   endif
130 endif
131
132 CFLAGS += -I$(src-perf)/util/include
133 CFLAGS += -I$(src-perf)/arch/$(ARCH)/include
134 CFLAGS += -I$(srctree)/arch/$(ARCH)/include/uapi
135 CFLAGS += -I$(srctree)/arch/$(ARCH)/include
136 CFLAGS += -I$(srctree)/include/uapi
137 CFLAGS += -I$(srctree)/include
138
139 # $(obj-perf)      for generated common-cmds.h
140 # $(obj-perf)/util for generated bison/flex headers
141 ifneq ($(OUTPUT),)
142 CFLAGS += -I$(obj-perf)/util
143 CFLAGS += -I$(obj-perf)
144 endif
145
146 CFLAGS += -I$(src-perf)/util
147 CFLAGS += -I$(src-perf)
148 CFLAGS += -I$(LIB_INCLUDE)
149
150 CFLAGS += -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE
151
152 ifndef NO_BIONIC
153 ifeq ($(call try-cc,$(SOURCE_BIONIC),$(CFLAGS),bionic),y)
154   BIONIC := 1
155   EXTLIBS := $(filter-out -lrt,$(EXTLIBS))
156   EXTLIBS := $(filter-out -lpthread,$(EXTLIBS))
157 endif
158 endif # NO_BIONIC
159
160 ifdef NO_LIBELF
161   NO_DWARF := 1
162   NO_DEMANGLE := 1
163   NO_LIBUNWIND := 1
164 else
165 FLAGS_LIBELF=$(CFLAGS) $(LDFLAGS) $(EXTLIBS)
166 ifneq ($(call try-cc,$(SOURCE_LIBELF),$(FLAGS_LIBELF),libelf),y)
167   FLAGS_GLIBC=$(CFLAGS) $(LDFLAGS)
168   ifeq ($(call try-cc,$(SOURCE_GLIBC),$(FLAGS_GLIBC),glibc),y)
169     LIBC_SUPPORT := 1
170   endif
171   ifeq ($(BIONIC),1)
172     LIBC_SUPPORT := 1
173   endif
174   ifeq ($(LIBC_SUPPORT),1)
175     msg := $(warning No libelf found, disables 'probe' tool, please install elfutils-libelf-devel/libelf-dev);
176
177     NO_LIBELF := 1
178     NO_DWARF := 1
179     NO_DEMANGLE := 1
180   else
181     msg := $(error No gnu/libc-version.h found, please install glibc-dev[el]/glibc-static);
182   endif
183 else
184   # for linking with debug library, run like:
185   # make DEBUG=1 LIBDW_DIR=/opt/libdw/
186   ifdef LIBDW_DIR
187     LIBDW_CFLAGS  := -I$(LIBDW_DIR)/include
188     LIBDW_LDFLAGS := -L$(LIBDW_DIR)/lib
189   endif
190
191   FLAGS_DWARF=$(CFLAGS) $(LIBDW_CFLAGS) -ldw -lz -lelf $(LIBDW_LDFLAGS) $(LDFLAGS) $(EXTLIBS)
192   ifneq ($(call try-cc,$(SOURCE_DWARF),$(FLAGS_DWARF),libdw),y)
193     msg := $(warning No libdw.h found or old libdw.h found or elfutils is older than 0.138, disables dwarf support. Please install new elfutils-devel/libdw-dev);
194     NO_DWARF := 1
195   endif # Dwarf support
196 endif # SOURCE_LIBELF
197 endif # NO_LIBELF
198
199 ifndef NO_LIBELF
200 CFLAGS += -DHAVE_LIBELF_SUPPORT
201 FLAGS_LIBELF=$(CFLAGS) $(LDFLAGS) $(EXTLIBS)
202 ifeq ($(call try-cc,$(SOURCE_ELF_MMAP),$(FLAGS_LIBELF),-DHAVE_LIBELF_MMAP_SUPPORT),y)
203   CFLAGS += -DHAVE_LIBELF_MMAP_SUPPORT
204 endif
205 ifeq ($(call try-cc,$(SOURCE_ELF_GETPHDRNUM),$(FLAGS_LIBELF),-DHAVE_ELF_GETPHDRNUM_SUPPORT),y)
206   CFLAGS += -DHAVE_ELF_GETPHDRNUM_SUPPORT
207 endif
208
209 # include ARCH specific config
210 -include $(src-perf)/arch/$(ARCH)/Makefile
211
212 ifndef NO_DWARF
213 ifeq ($(origin PERF_HAVE_DWARF_REGS), undefined)
214   msg := $(warning DWARF register mappings have not been defined for architecture $(ARCH), DWARF support disabled);
215   NO_DWARF := 1
216 else
217   CFLAGS += -DHAVE_DWARF_SUPPORT $(LIBDW_CFLAGS)
218   LDFLAGS += $(LIBDW_LDFLAGS)
219   EXTLIBS += -lelf -ldw
220 endif # PERF_HAVE_DWARF_REGS
221 endif # NO_DWARF
222
223 endif # NO_LIBELF
224
225 ifndef NO_LIBELF
226 CFLAGS += -DHAVE_LIBELF_SUPPORT
227 FLAGS_LIBELF=$(CFLAGS) $(LDFLAGS) $(EXTLIBS)
228 ifeq ($(call try-cc,$(SOURCE_ELF_MMAP),$(FLAGS_LIBELF),-DHAVE_LIBELF_MMAP_SUPPORT),y)
229   CFLAGS += -DHAVE_LIBELF_MMAP_SUPPORT
230 endif # try-cc
231 endif # NO_LIBELF
232
233 # There's only x86 (both 32 and 64) support for CFI unwind so far
234 ifneq ($(ARCH),x86)
235   NO_LIBUNWIND := 1
236 endif
237
238 ifndef NO_LIBUNWIND
239 # for linking with debug library, run like:
240 # make DEBUG=1 LIBUNWIND_DIR=/opt/libunwind/
241 ifdef LIBUNWIND_DIR
242   LIBUNWIND_CFLAGS  := -I$(LIBUNWIND_DIR)/include
243   LIBUNWIND_LDFLAGS := -L$(LIBUNWIND_DIR)/lib
244 endif
245
246 FLAGS_UNWIND=$(LIBUNWIND_CFLAGS) $(CFLAGS) $(LIBUNWIND_LDFLAGS) $(LDFLAGS) $(EXTLIBS) $(LIBUNWIND_LIBS)
247 ifneq ($(call try-cc,$(SOURCE_LIBUNWIND),$(FLAGS_UNWIND),libunwind),y)
248   msg := $(warning No libunwind found, disabling post unwind support. Please install libunwind-dev[el] >= 0.99);
249   NO_LIBUNWIND := 1
250 endif # Libunwind support
251 endif # NO_LIBUNWIND
252
253 ifndef NO_LIBUNWIND
254   CFLAGS += -DHAVE_LIBUNWIND_SUPPORT
255   EXTLIBS += $(LIBUNWIND_LIBS)
256   CFLAGS += $(LIBUNWIND_CFLAGS)
257   LDFLAGS += $(LIBUNWIND_LDFLAGS)
258 endif # NO_LIBUNWIND
259
260 ifndef NO_LIBAUDIT
261   FLAGS_LIBAUDIT = $(CFLAGS) $(LDFLAGS) -laudit
262   ifneq ($(call try-cc,$(SOURCE_LIBAUDIT),$(FLAGS_LIBAUDIT),libaudit),y)
263     msg := $(warning No libaudit.h found, disables 'trace' tool, please install audit-libs-devel or libaudit-dev);
264     NO_LIBAUDIT := 1
265   else
266     CFLAGS += -DHAVE_LIBAUDIT_SUPPORT
267     EXTLIBS += -laudit
268   endif
269 endif
270
271 ifdef NO_NEWT
272   NO_SLANG=1
273 endif
274
275 ifndef NO_SLANG
276   FLAGS_SLANG=$(CFLAGS) $(LDFLAGS) $(EXTLIBS) -I/usr/include/slang -lslang
277   ifneq ($(call try-cc,$(SOURCE_SLANG),$(FLAGS_SLANG),libslang),y)
278     msg := $(warning slang not found, disables TUI support. Please install slang-devel or libslang-dev);
279     NO_SLANG := 1
280   else
281     # Fedora has /usr/include/slang/slang.h, but ubuntu /usr/include/slang.h
282     CFLAGS += -I/usr/include/slang
283     CFLAGS += -DHAVE_SLANG_SUPPORT
284     EXTLIBS += -lslang
285   endif
286 endif
287
288 ifndef NO_GTK2
289   FLAGS_GTK2=$(CFLAGS) $(LDFLAGS) $(EXTLIBS) $(shell pkg-config --libs --cflags gtk+-2.0 2>/dev/null)
290   ifneq ($(call try-cc,$(SOURCE_GTK2),$(FLAGS_GTK2),gtk2),y)
291     msg := $(warning GTK2 not found, disables GTK2 support. Please install gtk2-devel or libgtk2.0-dev);
292     NO_GTK2 := 1
293   else
294     ifeq ($(call try-cc,$(SOURCE_GTK2_INFOBAR),$(FLAGS_GTK2),-DHAVE_GTK_INFO_BAR_SUPPORT),y)
295       CFLAGS += -DHAVE_GTK_INFO_BAR_SUPPORT
296     endif
297     CFLAGS += -DHAVE_GTK2_SUPPORT
298     CFLAGS += $(shell pkg-config --cflags gtk+-2.0 2>/dev/null)
299     EXTLIBS += $(shell pkg-config --libs gtk+-2.0 2>/dev/null)
300   endif
301 endif
302
303 grep-libs  = $(filter -l%,$(1))
304 strip-libs = $(filter-out -l%,$(1))
305
306 ifdef NO_LIBPERL
307   CFLAGS += -DNO_LIBPERL
308 else
309   PERL_EMBED_LDOPTS = $(shell perl -MExtUtils::Embed -e ldopts 2>/dev/null)
310   PERL_EMBED_LDFLAGS = $(call strip-libs,$(PERL_EMBED_LDOPTS))
311   PERL_EMBED_LIBADD = $(call grep-libs,$(PERL_EMBED_LDOPTS))
312   PERL_EMBED_CCOPTS = `perl -MExtUtils::Embed -e ccopts 2>/dev/null`
313   FLAGS_PERL_EMBED=$(PERL_EMBED_CCOPTS) $(PERL_EMBED_LDOPTS)
314
315   ifneq ($(call try-cc,$(SOURCE_PERL_EMBED),$(FLAGS_PERL_EMBED),perl),y)
316     CFLAGS += -DNO_LIBPERL
317     NO_LIBPERL := 1
318   else
319     LDFLAGS += $(PERL_EMBED_LDFLAGS)
320     EXTLIBS += $(PERL_EMBED_LIBADD)
321   endif
322 endif
323
324 disable-python = $(eval $(disable-python_code))
325 define disable-python_code
326   CFLAGS += -DNO_LIBPYTHON
327   $(if $(1),$(warning No $(1) was found))
328   $(warning Python support will not be built)
329   NO_LIBPYTHON := 1
330 endef
331
332 override PYTHON := \
333   $(call get-executable-or-default,PYTHON,python)
334
335 ifndef PYTHON
336   $(call disable-python,python interpreter)
337 else
338
339   PYTHON_WORD := $(call shell-wordify,$(PYTHON))
340
341   ifdef NO_LIBPYTHON
342     $(call disable-python)
343   else
344
345     override PYTHON_CONFIG := \
346       $(call get-executable-or-default,PYTHON_CONFIG,$(PYTHON)-config)
347
348     ifndef PYTHON_CONFIG
349       $(call disable-python,python-config tool)
350     else
351
352       PYTHON_CONFIG_SQ := $(call shell-sq,$(PYTHON_CONFIG))
353
354       PYTHON_EMBED_LDOPTS := $(shell $(PYTHON_CONFIG_SQ) --ldflags 2>/dev/null)
355       PYTHON_EMBED_LDFLAGS := $(call strip-libs,$(PYTHON_EMBED_LDOPTS))
356       PYTHON_EMBED_LIBADD := $(call grep-libs,$(PYTHON_EMBED_LDOPTS))
357       PYTHON_EMBED_CCOPTS := $(shell $(PYTHON_CONFIG_SQ) --cflags 2>/dev/null)
358       FLAGS_PYTHON_EMBED := $(PYTHON_EMBED_CCOPTS) $(PYTHON_EMBED_LDOPTS)
359
360       ifneq ($(call try-cc,$(SOURCE_PYTHON_EMBED),$(FLAGS_PYTHON_EMBED),python),y)
361         $(call disable-python,Python.h (for Python 2.x))
362       else
363
364         ifneq ($(call try-cc,$(SOURCE_PYTHON_VERSION),$(FLAGS_PYTHON_EMBED),python version),y)
365           $(warning Python 3 is not yet supported; please set)
366           $(warning PYTHON and/or PYTHON_CONFIG appropriately.)
367           $(warning If you also have Python 2 installed, then)
368           $(warning try something like:)
369           $(warning $(and ,))
370           $(warning $(and ,)  make PYTHON=python2)
371           $(warning $(and ,))
372           $(warning Otherwise, disable Python support entirely:)
373           $(warning $(and ,))
374           $(warning $(and ,)  make NO_LIBPYTHON=1)
375           $(warning $(and ,))
376           $(error   $(and ,))
377         else
378           LDFLAGS += $(PYTHON_EMBED_LDFLAGS)
379           EXTLIBS += $(PYTHON_EMBED_LIBADD)
380           LANG_BINDINGS += $(obj-perf)python/perf.so
381         endif
382       endif
383     endif
384   endif
385 endif
386
387 ifdef NO_DEMANGLE
388   CFLAGS += -DNO_DEMANGLE
389 else
390   ifdef HAVE_CPLUS_DEMANGLE_SUPPORT
391     EXTLIBS += -liberty
392     CFLAGS += -DHAVE_CPLUS_DEMANGLE_SUPPORT
393   else
394     FLAGS_BFD=$(CFLAGS) $(LDFLAGS) $(EXTLIBS) -DPACKAGE='perf' -lbfd
395     has_bfd := $(call try-cc,$(SOURCE_BFD),$(FLAGS_BFD),libbfd)
396     ifeq ($(has_bfd),y)
397       EXTLIBS += -lbfd
398     else
399       FLAGS_BFD_IBERTY=$(FLAGS_BFD) -liberty
400       has_bfd_iberty := $(call try-cc,$(SOURCE_BFD),$(FLAGS_BFD_IBERTY),liberty)
401       ifeq ($(has_bfd_iberty),y)
402         EXTLIBS += -lbfd -liberty
403       else
404         FLAGS_BFD_IBERTY_Z=$(FLAGS_BFD_IBERTY) -lz
405         has_bfd_iberty_z := $(call try-cc,$(SOURCE_BFD),$(FLAGS_BFD_IBERTY_Z),libz)
406         ifeq ($(has_bfd_iberty_z),y)
407           EXTLIBS += -lbfd -liberty -lz
408         else
409           FLAGS_CPLUS_DEMANGLE=$(CFLAGS) $(LDFLAGS) $(EXTLIBS) -liberty
410           has_cplus_demangle := $(call try-cc,$(SOURCE_CPLUS_DEMANGLE),$(FLAGS_CPLUS_DEMANGLE),demangle)
411           ifeq ($(has_cplus_demangle),y)
412             EXTLIBS += -liberty
413             CFLAGS += -DHAVE_CPLUS_DEMANGLE_SUPPORT
414           else
415             msg := $(warning No bfd.h/libbfd found, install binutils-dev[el]/zlib-static to gain symbol demangling)
416             CFLAGS += -DNO_DEMANGLE
417           endif
418         endif
419       endif
420     endif
421   endif
422 endif
423
424 ifndef NO_STRLCPY
425   ifeq ($(call try-cc,$(SOURCE_STRLCPY),,-DHAVE_STRLCPY_SUPPORT),y)
426     CFLAGS += -DHAVE_STRLCPY_SUPPORT
427   endif
428 endif
429
430 ifndef NO_ON_EXIT
431   ifeq ($(call try-cc,$(SOURCE_ON_EXIT),,-DHAVE_ON_EXIT_SUPPORT),y)
432     CFLAGS += -DHAVE_ON_EXIT_SUPPORT
433   endif
434 endif
435
436 ifndef NO_BACKTRACE
437   ifeq ($(call try-cc,$(SOURCE_BACKTRACE),,-DHAVE_BACKTRACE_SUPPORT),y)
438     CFLAGS += -DHAVE_BACKTRACE_SUPPORT
439   endif
440 endif
441
442 ifndef NO_LIBNUMA
443   ifeq ($(feature-libnuma), 0)
444     msg := $(warning No numa.h found, disables 'perf bench numa mem' benchmark, please install numa-libs-devel or libnuma-dev);
445     NO_LIBNUMA := 1
446   else
447     CFLAGS += -DHAVE_LIBNUMA_SUPPORT
448     EXTLIBS += -lnuma
449   endif
450 endif
451
452 # Among the variables below, these:
453 #   perfexecdir
454 #   template_dir
455 #   mandir
456 #   infodir
457 #   htmldir
458 #   ETC_PERFCONFIG (but not sysconfdir)
459 # can be specified as a relative path some/where/else;
460 # this is interpreted as relative to $(prefix) and "perf" at
461 # runtime figures out where they are based on the path to the executable.
462 # This can help installing the suite in a relocatable way.
463
464 # Make the path relative to DESTDIR, not to prefix
465 ifndef DESTDIR
466 prefix = $(HOME)
467 endif
468 bindir_relative = bin
469 bindir = $(prefix)/$(bindir_relative)
470 mandir = share/man
471 infodir = share/info
472 perfexecdir = libexec/perf-core
473 sharedir = $(prefix)/share
474 template_dir = share/perf-core/templates
475 htmldir = share/doc/perf-doc
476 ifeq ($(prefix),/usr)
477 sysconfdir = /etc
478 ETC_PERFCONFIG = $(sysconfdir)/perfconfig
479 else
480 sysconfdir = $(prefix)/etc
481 ETC_PERFCONFIG = etc/perfconfig
482 endif
483 lib = lib
484
485 # Shell quote (do not use $(call) to accommodate ancient setups);
486 ETC_PERFCONFIG_SQ = $(subst ','\'',$(ETC_PERFCONFIG))
487 DESTDIR_SQ = $(subst ','\'',$(DESTDIR))
488 bindir_SQ = $(subst ','\'',$(bindir))
489 mandir_SQ = $(subst ','\'',$(mandir))
490 infodir_SQ = $(subst ','\'',$(infodir))
491 perfexecdir_SQ = $(subst ','\'',$(perfexecdir))
492 template_dir_SQ = $(subst ','\'',$(template_dir))
493 htmldir_SQ = $(subst ','\'',$(htmldir))
494 prefix_SQ = $(subst ','\'',$(prefix))
495 sysconfdir_SQ = $(subst ','\'',$(sysconfdir))
496
497 ifneq ($(filter /%,$(firstword $(perfexecdir))),)
498 perfexec_instdir = $(perfexecdir)
499 else
500 perfexec_instdir = $(prefix)/$(perfexecdir)
501 endif
502 perfexec_instdir_SQ = $(subst ','\'',$(perfexec_instdir))