tools/tracing/rtla/Makefile.rtla

Source file repositories/reference/linux-study-clean/tools/tracing/rtla/Makefile.rtla

File Facts

System
Linux kernel
Corpus path
tools/tracing/rtla/Makefile.rtla
Extension
.rtla
Size
2815 bytes
Lines
94
Domain
Support Tooling And Documentation
Bucket
tools
Inferred role
Support Tooling And Documentation: build/configuration rule
Status
atlas-only

Why This File Exists

Repository support layer: documentation, build tooling, samples, user-space helper tools, generated initramfs support, licenses, and validation utilities.

Dependency Surface

Detected Declarations

Annotated Snippet

# SPDX-License-Identifier: GPL-2.0-only

define allow-override
  $(if $(or $(findstring environment,$(origin $(1))),\
            $(findstring command line,$(origin $(1)))),,\
    $(eval $(1) = $(2)))
endef

# Allow setting CC and AR, or setting CROSS_COMPILE as a prefix.
$(call allow-override,CC,$(CROSS_COMPILE)gcc)
$(call allow-override,AR,$(CROSS_COMPILE)ar)
$(call allow-override,STRIP,$(CROSS_COMPILE)strip)
$(call allow-override,PKG_CONFIG,pkg-config)
$(call allow-override,LD_SO_CONF_PATH,/etc/ld.so.conf.d/)
$(call allow-override,LDCONFIG,ldconfig)
export CC AR STRIP PKG_CONFIG LD_SO_CONF_PATH LDCONFIG

FOPTS		:= -flto=auto -ffat-lto-objects -fexceptions -fstack-protector-strong	\
		-fasynchronous-unwind-tables -fstack-clash-protection
WOPTS		:= -O -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2		\
		-Wp,-D_GLIBCXX_ASSERTIONS

ifeq ($(CC),clang)
  FOPTS		:= $(filter-out -flto=auto -ffat-lto-objects, $(FOPTS))
  WOPTS		:= $(filter-out -Wno-maybe-uninitialized, $(WOPTS))
endif

CFLAGS		:= -g -DVERSION=\"$(VERSION)\" $(FOPTS) $(WOPTS) $(CFLAGS)
LDFLAGS		:= -ggdb $(LDFLAGS)

RM		:= rm -rf
LN		:= ln -s
INSTALL		:= install
MKDIR		:= mkdir
STRIP		:= strip
BINDIR		:= /usr/bin
CTAGS		:= ctags
ETAGS		:= ctags -e

.PHONY: install
install: doc_install
	@$(MKDIR) -p $(DESTDIR)$(BINDIR)
	$(call QUIET_INSTALL,rtla)$(INSTALL) $(RTLA) -m 755 $(DESTDIR)$(BINDIR)
	@$(STRIP) $(DESTDIR)$(BINDIR)/rtla
	@test ! -f $(DESTDIR)$(BINDIR)/osnoise || $(RM) $(DESTDIR)$(BINDIR)/osnoise
	@$(LN) rtla $(DESTDIR)$(BINDIR)/osnoise
	@test ! -f $(DESTDIR)$(BINDIR)/hwnoise || $(RM) $(DESTDIR)$(BINDIR)/hwnoise
	@$(LN) -s rtla $(DESTDIR)$(BINDIR)/hwnoise
	@test ! -f $(DESTDIR)$(BINDIR)/timerlat || $(RM) $(DESTDIR)$(BINDIR)/timerlat
	@$(LN) -s rtla $(DESTDIR)$(BINDIR)/timerlat

.PHONY: tags
tags:
	$(CTAGS) -R --extras=+f --c-kinds=+p src

.PHONY: TAGS
TAGS:
	$(ETAGS) -R --extras=+f --c-kinds=+p src

.PHONY: tags_clean
tags_clean:
	$(RM) tags TAGS

.PHONY: doc doc_clean doc_install
doc:
	$(MAKE) -C $(DOCSRC)

doc_clean:
	$(MAKE) -C $(DOCSRC) clean

Annotation

Implementation Notes