cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
Log | Files | Refs | README | LICENSE | sfeed.txt

Makefile (4857B)

      1NAME	:=	rtla
      2# Follow the kernel version
      3VERSION :=	$(shell cat VERSION 2> /dev/null || make -sC ../../.. kernelversion)
      4
      5# From libtracefs:
      6# Makefiles suck: This macro sets a default value of $(2) for the
      7# variable named by $(1), unless the variable has been set by
      8# environment or command line. This is necessary for CC and AR
      9# because make sets default values, so the simpler ?= approach
     10# won't work as expected.
     11define allow-override
     12  $(if $(or $(findstring environment,$(origin $(1))),\
     13            $(findstring command line,$(origin $(1)))),,\
     14    $(eval $(1) = $(2)))
     15endef
     16
     17# Allow setting CC and AR, or setting CROSS_COMPILE as a prefix.
     18$(call allow-override,CC,$(CROSS_COMPILE)gcc)
     19$(call allow-override,AR,$(CROSS_COMPILE)ar)
     20$(call allow-override,STRIP,$(CROSS_COMPILE)strip)
     21$(call allow-override,PKG_CONFIG,pkg-config)
     22$(call allow-override,LD_SO_CONF_PATH,/etc/ld.so.conf.d/)
     23$(call allow-override,LDCONFIG,ldconfig)
     24
     25INSTALL	=	install
     26MKDIR	=	mkdir
     27FOPTS	:=	-flto=auto -ffat-lto-objects -fexceptions -fstack-protector-strong \
     28		-fasynchronous-unwind-tables -fstack-clash-protection
     29WOPTS	:= 	-Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -Wp,-D_GLIBCXX_ASSERTIONS -Wno-maybe-uninitialized
     30
     31TRACEFS_HEADERS	:= $$($(PKG_CONFIG) --cflags libtracefs)
     32
     33CFLAGS	:=	-O -g -DVERSION=\"$(VERSION)\" $(FOPTS) $(MOPTS) $(WOPTS) $(TRACEFS_HEADERS)
     34LDFLAGS	:=	-ggdb
     35LIBS	:=	$$($(PKG_CONFIG) --libs libtracefs)
     36
     37SRC	:=	$(wildcard src/*.c)
     38HDR	:=	$(wildcard src/*.h)
     39OBJ	:=	$(SRC:.c=.o)
     40DIRS	:=	src
     41FILES	:=	Makefile README.txt
     42CEXT	:=	bz2
     43TARBALL	:=	$(NAME)-$(VERSION).tar.$(CEXT)
     44TAROPTS	:=	-cvjf $(TARBALL)
     45BINDIR	:=	/usr/bin
     46DATADIR	:=	/usr/share
     47DOCDIR	:=	$(DATADIR)/doc
     48MANDIR	:=	$(DATADIR)/man
     49LICDIR	:=	$(DATADIR)/licenses
     50SRCTREE	:=	$(or $(BUILD_SRC),$(CURDIR))
     51
     52# If running from the tarball, man pages are stored in the Documentation
     53# dir. If running from the kernel source, man pages are stored in
     54# Documentation/tools/rtla/.
     55ifneq ($(wildcard Documentation/.*),)
     56DOCSRC	=	Documentation/
     57else
     58DOCSRC	=	$(SRCTREE)/../../../Documentation/tools/rtla/
     59endif
     60
     61LIBTRACEEVENT_MIN_VERSION = 1.5
     62LIBTRACEFS_MIN_VERSION = 1.3
     63
     64TEST_LIBTRACEEVENT = $(shell sh -c "$(PKG_CONFIG) --atleast-version $(LIBTRACEEVENT_MIN_VERSION) libtraceevent > /dev/null 2>&1 || echo n")
     65ifeq ("$(TEST_LIBTRACEEVENT)", "n")
     66.PHONY: warning_traceevent
     67warning_traceevent:
     68	@echo "********************************************"
     69	@echo "** NOTICE: libtraceevent version $(LIBTRACEEVENT_MIN_VERSION) or higher not found"
     70	@echo "**"
     71	@echo "** Consider installing the latest libtraceevent from your"
     72	@echo "** distribution, e.g., 'dnf install libtraceevent' on Fedora,"
     73	@echo "** or from source:"
     74	@echo "**"
     75	@echo "**  https://git.kernel.org/pub/scm/libs/libtrace/libtraceevent.git/ "
     76	@echo "**"
     77	@echo "********************************************"
     78endif
     79
     80TEST_LIBTRACEFS = $(shell sh -c "$(PKG_CONFIG) --atleast-version $(LIBTRACEFS_MIN_VERSION) libtracefs > /dev/null 2>&1 || echo n")
     81ifeq ("$(TEST_LIBTRACEFS)", "n")
     82.PHONY: warning_tracefs
     83warning_tracefs:
     84	@echo "********************************************"
     85	@echo "** NOTICE: libtracefs version $(LIBTRACEFS_MIN_VERSION) or higher not found"
     86	@echo "**"
     87	@echo "** Consider installing the latest libtracefs from your"
     88	@echo "** distribution, e.g., 'dnf install libtracefs' on Fedora,"
     89	@echo "** or from source:"
     90	@echo "**"
     91	@echo "**  https://git.kernel.org/pub/scm/libs/libtrace/libtracefs.git/ "
     92	@echo "**"
     93	@echo "********************************************"
     94endif
     95
     96.PHONY:	all
     97all:	rtla
     98
     99rtla: $(OBJ)
    100	$(CC) -o rtla $(LDFLAGS) $(OBJ) $(LIBS)
    101
    102static: $(OBJ)
    103	$(CC) -o rtla-static $(LDFLAGS) --static $(OBJ) $(LIBS) -lpthread -ldl
    104
    105.PHONY: install
    106install: doc_install
    107	$(MKDIR) -p $(DESTDIR)$(BINDIR)
    108	$(INSTALL) rtla -m 755 $(DESTDIR)$(BINDIR)
    109	$(STRIP) $(DESTDIR)$(BINDIR)/rtla
    110	@test ! -f $(DESTDIR)$(BINDIR)/osnoise || rm $(DESTDIR)$(BINDIR)/osnoise
    111	ln -s $(DESTDIR)$(BINDIR)/rtla $(DESTDIR)$(BINDIR)/osnoise
    112	@test ! -f $(DESTDIR)$(BINDIR)/timerlat || rm $(DESTDIR)$(BINDIR)/timerlat
    113	ln -s $(DESTDIR)$(BINDIR)/rtla $(DESTDIR)$(BINDIR)/timerlat
    114
    115.PHONY: clean tarball
    116clean: doc_clean
    117	@test ! -f rtla || rm rtla
    118	@test ! -f rtla-static || rm rtla-static
    119	@test ! -f src/rtla.o || rm src/rtla.o
    120	@test ! -f $(TARBALL) || rm -f $(TARBALL)
    121	@rm -rf *~ $(OBJ) *.tar.$(CEXT)
    122
    123tarball: clean
    124	rm -rf $(NAME)-$(VERSION) && mkdir $(NAME)-$(VERSION)
    125	echo $(VERSION) > $(NAME)-$(VERSION)/VERSION
    126	cp -r $(DIRS) $(FILES) $(NAME)-$(VERSION)
    127	mkdir $(NAME)-$(VERSION)/Documentation/
    128	cp -rp $(SRCTREE)/../../../Documentation/tools/rtla/* $(NAME)-$(VERSION)/Documentation/
    129	tar $(TAROPTS) --exclude='*~' $(NAME)-$(VERSION)
    130	rm -rf $(NAME)-$(VERSION)
    131
    132.PHONY: doc doc_clean doc_install
    133doc:
    134	$(MAKE) -C $(DOCSRC)
    135
    136doc_clean:
    137	$(MAKE) -C $(DOCSRC) clean
    138
    139doc_install:
    140	$(MAKE) -C $(DOCSRC) install