| 1 | # SPDX-License-Identifier: GPL-2.0-only |
| 2 | |
| 3 | define allow-override |
| 4 | $(if $(or $(findstring environment,$(origin $(1))),\ |
| 5 | $(findstring command line,$(origin $(1)))),,\ |
| 6 | $(eval $(1) = $(2))) |
| 7 | endef |
| 8 | |
| 9 | # Allow setting CC and AR, or setting CROSS_COMPILE as a prefix. |
| 10 | $(call allow-override,CC,$(CROSS_COMPILE)gcc) |
| 11 | $(call allow-override,AR,$(CROSS_COMPILE)ar) |
| 12 | $(call allow-override,STRIP,$(CROSS_COMPILE)strip) |
| 13 | $(call allow-override,PKG_CONFIG,pkg-config) |
| 14 | $(call allow-override,LD_SO_CONF_PATH,/etc/ld.so.conf.d/) |
| 15 | $(call allow-override,LDCONFIG,ldconfig) |
| 16 | export CC AR STRIP PKG_CONFIG LD_SO_CONF_PATH LDCONFIG |
| 17 | |
| 18 | FOPTS := -flto=auto -ffat-lto-objects -fexceptions -fstack-protector-strong \ |
| 19 | -fasynchronous-unwind-tables -fstack-clash-protection |
| 20 | WOPTS := -O -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 \ |
| 21 | -Wp,-D_GLIBCXX_ASSERTIONS |
| 22 | |
| 23 | ifeq ($(CC),clang) |
| 24 | FOPTS := $(filter-out -flto=auto -ffat-lto-objects, $(FOPTS)) |
| 25 | WOPTS := $(filter-out -Wno-maybe-uninitialized, $(WOPTS)) |
| 26 | endif |
| 27 | |
| 28 | CFLAGS := -g -DVERSION=\"$(VERSION)\" $(FOPTS) $(WOPTS) $(CFLAGS) |
| 29 | LDFLAGS := -ggdb $(LDFLAGS) |
| 30 | |
| 31 | RM := rm -rf |
| 32 | LN := ln -s |
| 33 | INSTALL := install |
| 34 | MKDIR := mkdir |
| 35 | STRIP := strip |
| 36 | BINDIR := /usr/bin |
| 37 | CTAGS := ctags |
| 38 | ETAGS := ctags -e |
| 39 | |
| 40 | .PHONY: install |
| 41 | install: doc_install |
| 42 | @$(MKDIR) -p $(DESTDIR)$(BINDIR) |
| 43 | $(call QUIET_INSTALL,rtla)$(INSTALL) $(RTLA) -m 755 $(DESTDIR)$(BINDIR) |
| 44 | @$(STRIP) $(DESTDIR)$(BINDIR)/rtla |
| 45 | @test ! -f $(DESTDIR)$(BINDIR)/osnoise || $(RM) $(DESTDIR)$(BINDIR)/osnoise |
| 46 | @$(LN) rtla $(DESTDIR)$(BINDIR)/osnoise |
| 47 | @test ! -f $(DESTDIR)$(BINDIR)/hwnoise || $(RM) $(DESTDIR)$(BINDIR)/hwnoise |
| 48 | @$(LN) -s rtla $(DESTDIR)$(BINDIR)/hwnoise |
| 49 | @test ! -f $(DESTDIR)$(BINDIR)/timerlat || $(RM) $(DESTDIR)$(BINDIR)/timerlat |
| 50 | @$(LN) -s rtla $(DESTDIR)$(BINDIR)/timerlat |
| 51 | |
| 52 | .PHONY: tags |
| 53 | tags: |
| 54 | $(CTAGS) -R --extras=+f --c-kinds=+p src |
| 55 | |
| 56 | .PHONY: TAGS |
| 57 | TAGS: |
| 58 | $(ETAGS) -R --extras=+f --c-kinds=+p src |
| 59 | |
| 60 | .PHONY: tags_clean |
| 61 | tags_clean: |
| 62 | $(RM) tags TAGS |
| 63 | |
| 64 | .PHONY: doc doc_clean doc_install |
| 65 | doc: |
| 66 | $(MAKE) -C $(DOCSRC) |
| 67 | |
| 68 | doc_clean: |
| 69 | $(MAKE) -C $(DOCSRC) clean |
| 70 | |
| 71 | doc_install: |
| 72 | $(MAKE) -C $(DOCSRC) install |
| 73 | |
| 74 | # This section is necessary to make the rtla tarball |
| 75 | NAME := rtla |
| 76 | DIRS := src |
| 77 | FILES := Makefile README.txt |
| 78 | CEXT := bz2 |
| 79 | TARBALL := $(NAME)-$(VERSION).tar.$(CEXT) |
| 80 | TAROPTS := -cvjf $(TARBALL) |
| 81 | SRCTREE := $(or $(BUILD_SRC),$(CURDIR)) |
| 82 | |
| 83 | tarball: clean |
| 84 | $(RM) $(NAME)-$(VERSION) && $(MKDIR) $(NAME)-$(VERSION) |
| 85 | echo $(VERSION) > $(NAME)-$(VERSION)/VERSION |
| 86 | cp -r $(DIRS) $(FILES) $(NAME)-$(VERSION) |
| 87 | $(MKDIR) $(NAME)-$(VERSION)/Documentation/ |
| 88 | cp -rp $(SRCTREE)/../../../Documentation/tools/$(NAME)/* $(NAME)-$(VERSION)/Documentation/ |
| 89 | cp Makefile.standalone $(NAME)-$(VERSION)/Makefile |
| 90 | cp Makefile.$(NAME) $(NAME)-$(VERSION)/ |
| 91 | tar $(TAROPTS) --exclude='*~' $(NAME)-$(VERSION) |
| 92 | $(RM) $(NAME)-$(VERSION) |
| 93 | .PHONY: tarball |