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-rw-r--r--tools/perf/Makefile.config62
1 files changed, 34 insertions, 28 deletions
diff --git a/tools/perf/Makefile.config b/tools/perf/Makefile.config
index 898226ea8cad..83ed969b95b4 100644
--- a/tools/perf/Makefile.config
+++ b/tools/perf/Makefile.config
@@ -307,7 +307,7 @@ CORE_CFLAGS += -ggdb3
CORE_CFLAGS += -funwind-tables
CORE_CFLAGS += -Wall
CORE_CFLAGS += -Wextra
-CORE_CFLAGS += -std=gnu99
+CORE_CFLAGS += -std=gnu11
CXXFLAGS += -std=gnu++14 -fno-exceptions -fno-rtti
CXXFLAGS += -Wall
@@ -349,7 +349,6 @@ ifeq ($(DEBUG),0)
endif
endif
-INC_FLAGS += -I$(srctree)/tools/lib/perf/include
INC_FLAGS += -I$(src-perf)/util/include
INC_FLAGS += -I$(src-perf)/arch/$(SRCARCH)/include
INC_FLAGS += -I$(srctree)/tools/include/
@@ -367,7 +366,6 @@ endif
INC_FLAGS += -I$(src-perf)/util
INC_FLAGS += -I$(src-perf)
-INC_FLAGS += -I$(srctree)/tools/lib/
CORE_CFLAGS += -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE
@@ -765,18 +763,20 @@ ifndef NO_LIBUNWIND
EXTLIBS += $(EXTLIBS_LIBUNWIND)
endif
-ifeq ($(NO_SYSCALL_TABLE),0)
- $(call detected,CONFIG_TRACE)
-else
- ifndef NO_LIBAUDIT
- $(call feature_check,libaudit)
- ifneq ($(feature-libaudit), 1)
- msg := $(warning No libaudit.h found, disables 'trace' tool, please install audit-libs-devel or libaudit-dev);
- NO_LIBAUDIT := 1
- else
- CFLAGS += -DHAVE_LIBAUDIT_SUPPORT
- EXTLIBS += -laudit
- $(call detected,CONFIG_TRACE)
+ifneq ($(NO_LIBTRACEEVENT),1)
+ ifeq ($(NO_SYSCALL_TABLE),0)
+ $(call detected,CONFIG_TRACE)
+ else
+ ifndef NO_LIBAUDIT
+ $(call feature_check,libaudit)
+ ifneq ($(feature-libaudit), 1)
+ msg := $(warning No libaudit.h found, disables 'trace' tool, please install audit-libs-devel or libaudit-dev);
+ NO_LIBAUDIT := 1
+ else
+ CFLAGS += -DHAVE_LIBAUDIT_SUPPORT
+ EXTLIBS += -laudit
+ $(call detected,CONFIG_TRACE)
+ endif
endif
endif
endif
@@ -871,6 +871,7 @@ define disable-python_code
NO_LIBPYTHON := 1
endef
+PYTHON_EXTENSION_SUFFIX := '.so'
ifdef NO_LIBPYTHON
$(call disable-python,Python support disabled by user)
else
@@ -889,7 +890,8 @@ else
else
LDFLAGS += $(PYTHON_EMBED_LDFLAGS)
EXTLIBS += $(PYTHON_EMBED_LIBADD)
- LANG_BINDINGS += $(obj-perf)python/perf.so
+ PYTHON_EXTENSION_SUFFIX := $(shell $(PYTHON) -c 'from importlib import machinery; print(machinery.EXTENSION_SUFFIXES[0])')
+ LANG_BINDINGS += $(obj-perf)python/perf$(PYTHON_EXTENSION_SUFFIX)
CFLAGS += -DHAVE_LIBPYTHON_SUPPORT
$(call detected,CONFIG_LIBPYTHON)
endif
@@ -1184,9 +1186,11 @@ ifdef LIBPFM4
endif
endif
-ifdef LIBTRACEEVENT_DYNAMIC
+# libtraceevent is a recommended dependency picked up from the system.
+ifneq ($(NO_LIBTRACEEVENT),1)
$(call feature_check,libtraceevent)
ifeq ($(feature-libtraceevent), 1)
+ CFLAGS += -DHAVE_LIBTRACEEVENT
EXTLIBS += -ltraceevent
LIBTRACEEVENT_VERSION := $(shell $(PKG_CONFIG) --modversion libtraceevent)
LIBTRACEEVENT_VERSION_1 := $(word 1, $(subst ., ,$(LIBTRACEEVENT_VERSION)))
@@ -1194,12 +1198,15 @@ ifdef LIBTRACEEVENT_DYNAMIC
LIBTRACEEVENT_VERSION_3 := $(word 3, $(subst ., ,$(LIBTRACEEVENT_VERSION)))
LIBTRACEEVENT_VERSION_CPP := $(shell expr $(LIBTRACEEVENT_VERSION_1) \* 255 \* 255 + $(LIBTRACEEVENT_VERSION_2) \* 255 + $(LIBTRACEEVENT_VERSION_3))
CFLAGS += -DLIBTRACEEVENT_VERSION=$(LIBTRACEEVENT_VERSION_CPP)
+ $(call detected,CONFIG_LIBTRACEEVENT)
+ LIBTRACEEVENT_VERSION_WITH_TEP_FIELD_IS_RELATIVE := $(shell expr 1 \* 255 \* 255 + 5 \* 255 + 0) # 1.5.0
+ ifeq ($(shell test $(LIBTRACEEVENT_VERSION_CPP) -gt $(LIBTRACEEVENT_VERSION_WITH_TEP_FIELD_IS_RELATIVE); echo $$?),0)
+ CFLAGS += -DHAVE_LIBTRACEEVENT_TEP_FIELD_IS_RELATIVE
+ endif
else
- dummy := $(error Error: No libtraceevent devel library found, please install libtraceevent-devel);
+ dummy := $(warning Warning: libtraceevent is missing limiting functionality, please install libtraceevent-dev/libtraceevent-devel)
endif
-endif
-ifdef LIBTRACEFS_DYNAMIC
$(call feature_check,libtracefs)
ifeq ($(feature-libtracefs), 1)
EXTLIBS += -ltracefs
@@ -1209,14 +1216,12 @@ ifdef LIBTRACEFS_DYNAMIC
LIBTRACEFS_VERSION_3 := $(word 3, $(subst ., ,$(LIBTRACEFS_VERSION)))
LIBTRACEFS_VERSION_CPP := $(shell expr $(LIBTRACEFS_VERSION_1) \* 255 \* 255 + $(LIBTRACEFS_VERSION_2) \* 255 + $(LIBTRACEFS_VERSION_3))
CFLAGS += -DLIBTRACEFS_VERSION=$(LIBTRACEFS_VERSION_CPP)
- else
- dummy := $(error Error: No libtracefs devel library found, please install libtracefs-dev);
endif
endif
# Among the variables below, these:
# perfexecdir
-# perf_include_dir
+# libbpf_include_dir
# perf_examples_dir
# template_dir
# mandir
@@ -1239,7 +1244,8 @@ includedir = $(abspath $(prefix)/$(includedir_relative))
mandir = share/man
infodir = share/info
perfexecdir = libexec/perf-core
-perf_include_dir = lib/perf/include
+# FIXME: system's libbpf header directory, where we expect to find bpf/bpf_helpers.h, for instance
+libbpf_include_dir = /usr/include
perf_examples_dir = lib/perf/examples
sharedir = $(prefix)/share
template_dir = share/perf-core/templates
@@ -1272,7 +1278,7 @@ includedir_SQ = $(subst ','\'',$(includedir))
mandir_SQ = $(subst ','\'',$(mandir))
infodir_SQ = $(subst ','\'',$(infodir))
perfexecdir_SQ = $(subst ','\'',$(perfexecdir))
-perf_include_dir_SQ = $(subst ','\'',$(perf_include_dir))
+libbpf_include_dir_SQ = $(subst ','\'',$(libbpf_include_dir))
perf_examples_dir_SQ = $(subst ','\'',$(perf_examples_dir))
template_dir_SQ = $(subst ','\'',$(template_dir))
htmldir_SQ = $(subst ','\'',$(htmldir))
@@ -1284,13 +1290,13 @@ srcdir_SQ = $(subst ','\'',$(srcdir))
ifneq ($(filter /%,$(firstword $(perfexecdir))),)
perfexec_instdir = $(perfexecdir)
-perf_include_instdir = $(perf_include_dir)
+perf_include_instdir = $(libbpf_include_dir)
perf_examples_instdir = $(perf_examples_dir)
STRACE_GROUPS_INSTDIR = $(STRACE_GROUPS_DIR)
tip_instdir = $(tipdir)
else
perfexec_instdir = $(prefix)/$(perfexecdir)
-perf_include_instdir = $(prefix)/$(perf_include_dir)
+perf_include_instdir = $(prefix)/$(libbpf_include_dir)
perf_examples_instdir = $(prefix)/$(perf_examples_dir)
STRACE_GROUPS_INSTDIR = $(prefix)/$(STRACE_GROUPS_DIR)
tip_instdir = $(prefix)/$(tipdir)
@@ -1352,7 +1358,7 @@ $(call detected_var,ETC_PERFCONFIG_SQ)
$(call detected_var,STRACE_GROUPS_DIR_SQ)
$(call detected_var,prefix_SQ)
$(call detected_var,perfexecdir_SQ)
-$(call detected_var,perf_include_dir_SQ)
+$(call detected_var,libbpf_include_dir_SQ)
$(call detected_var,perf_examples_dir_SQ)
$(call detected_var,tipdir_SQ)
$(call detected_var,srcdir_SQ)
generated by cgit v1.2.3 (git 2.39.1) at 2024-06-10 19:32:50 +0000