1NAME := rtla 2VERSION := 0.5 3 4# From libtracefs: 5# Makefiles suck: This macro sets a default value of $(2) for the 6# variable named by $(1), unless the variable has been set by 7# environment or command line. This is necessary for CC and AR 8# because make sets default values, so the simpler ?= approach 9# won't work as expected. 10define allow-override 11 $(if $(or $(findstring environment,$(origin $(1))),\ 12 $(findstring command line,$(origin $(1)))),,\ 13 $(eval $(1) = $(2))) 14endef 15 16# Allow setting CC and AR, or setting CROSS_COMPILE as a prefix. 17$(call allow-override,CC,$(CROSS_COMPILE)gcc) 18$(call allow-override,AR,$(CROSS_COMPILE)ar) 19$(call allow-override,STRIP,$(CROSS_COMPILE)strip) 20$(call allow-override,PKG_CONFIG,pkg-config) 21$(call allow-override,LD_SO_CONF_PATH,/etc/ld.so.conf.d/) 22$(call allow-override,LDCONFIG,ldconfig) 23 24INSTALL = install 25FOPTS := -flto=auto -ffat-lto-objects -fexceptions -fstack-protector-strong \ 26 -fasynchronous-unwind-tables -fstack-clash-protection 27WOPTS := -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -Wp,-D_GLIBCXX_ASSERTIONS -Wno-maybe-uninitialized 28 29TRACEFS_HEADERS := $$($(PKG_CONFIG) --cflags libtracefs) 30 31CFLAGS := -O -g -DVERSION=\"$(VERSION)\" $(FOPTS) $(MOPTS) $(WOPTS) $(TRACEFS_HEADERS) 32LDFLAGS := -ggdb 33LIBS := $$($(PKG_CONFIG) --libs libtracefs) -lprocps 34 35SRC := $(wildcard src/*.c) 36HDR := $(wildcard src/*.h) 37OBJ := $(SRC:.c=.o) 38DIRS := src 39FILES := Makefile README.txt 40CEXT := bz2 41TARBALL := $(NAME)-$(VERSION).tar.$(CEXT) 42TAROPTS := -cvjf $(TARBALL) 43BINDIR := /usr/bin 44DATADIR := /usr/share 45DOCDIR := $(DATADIR)/doc 46MANDIR := $(DATADIR)/man 47LICDIR := $(DATADIR)/licenses 48SRCTREE := $(if $(BUILD_SRC),$(BUILD_SRC),$(CURDIR)) 49 50# If running from the tarball, man pages are stored in the Documentation 51# dir. If running from the kernel source, man pages are stored in 52# Documentation/tools/rtla/. 53ifneq ($(wildcard Documentation/.*),) 54DOCSRC = Documentation/ 55else 56DOCSRC = $(SRCTREE)/../../../Documentation/tools/rtla/ 57endif 58 59.PHONY: all 60all: rtla 61 62rtla: $(OBJ) doc 63 $(CC) -o rtla $(LDFLAGS) $(OBJ) $(LIBS) 64 65static: $(OBJ) 66 $(CC) -o rtla-static $(LDFLAGS) --static $(OBJ) $(LIBS) -lpthread -ldl 67 68.PHONY: install 69install: doc_install 70 $(INSTALL) -d -m 755 $(DESTDIR)$(BINDIR) 71 $(INSTALL) rtla -m 755 $(DESTDIR)$(BINDIR) 72 $(STRIP) $(DESTDIR)$(BINDIR)/rtla 73 @test ! -f $(DESTDIR)$(BINDIR)/osnoise || rm $(DESTDIR)$(BINDIR)/osnoise 74 ln -s $(DESTDIR)$(BINDIR)/rtla $(DESTDIR)$(BINDIR)/osnoise 75 @test ! -f $(DESTDIR)$(BINDIR)/timerlat || rm $(DESTDIR)$(BINDIR)/timerlat 76 ln -s $(DESTDIR)$(BINDIR)/rtla $(DESTDIR)$(BINDIR)/timerlat 77 78.PHONY: clean tarball 79clean: doc_clean 80 @test ! -f rtla || rm rtla 81 @test ! -f rtla-static || rm rtla-static 82 @test ! -f src/rtla.o || rm src/rtla.o 83 @test ! -f $(TARBALL) || rm -f $(TARBALL) 84 @rm -rf *~ $(OBJ) *.tar.$(CEXT) 85 86tarball: clean 87 rm -rf $(NAME)-$(VERSION) && mkdir $(NAME)-$(VERSION) 88 cp -r $(DIRS) $(FILES) $(NAME)-$(VERSION) 89 mkdir $(NAME)-$(VERSION)/Documentation/ 90 cp -rp $(SRCTREE)/../../../Documentation/tools/rtla/* $(NAME)-$(VERSION)/Documentation/ 91 tar $(TAROPTS) --exclude='*~' $(NAME)-$(VERSION) 92 rm -rf $(NAME)-$(VERSION) 93 94.PHONY: doc doc_clean doc_install 95doc: 96 $(MAKE) -C $(DOCSRC) 97 98doc_clean: 99 $(MAKE) -C $(DOCSRC) clean 100 101doc_install: 102 $(MAKE) -C $(DOCSRC) install 103