# ==========================================================================
# Build system
# ==========================================================================

busybox.links: $(srctree)/applets/busybox.mkll $(objtree)/include/autoconf.h $(srctree)/include/applets.h
	$(Q)-$(SHELL) $^ >$@

.PHONY: install
ifeq ($(CONFIG_INSTALL_APPLET_SYMLINKS),y)
INSTALL_OPTS:= --symlinks
endif
ifeq ($(CONFIG_INSTALL_APPLET_HARDLINKS),y)
INSTALL_OPTS:= --hardlinks
endif
ifeq ($(CONFIG_INSTALL_APPLET_SCRIPT_WRAPPERS),y)
ifeq ($(CONFIG_INSTALL_SH_APPLET_SYMLINK),y)
INSTALL_OPTS:= --sw-sh-sym
endif
ifeq ($(CONFIG_INSTALL_SH_APPLET_HARDLINK),y)
INSTALL_OPTS:= --sw-sh-hard
endif
ifeq ($(CONFIG_INSTALL_SH_APPLET_SCRIPT_WRAPPER),y)
INSTALL_OPTS:= --scriptwrapper
endif
endif
install: $(srctree)/applets/install.sh busybox busybox.links
	$(Q)DO_INSTALL_LIBS="$(strip $(LIBBUSYBOX_SONAME) $(DO_INSTALL_LIBS))" \
		$(SHELL) $< $(CONFIG_PREFIX) $(INSTALL_OPTS)
ifeq ($(strip $(CONFIG_FEATURE_SUID)),y)
	@echo
	@echo
	@echo --------------------------------------------------
	@echo You will probably need to make your busybox binary
	@echo setuid root to ensure all configured applets will
	@echo work properly.
	@echo --------------------------------------------------
	@echo
endif

uninstall: busybox.links
	rm -f $(CONFIG_PREFIX)/bin/busybox
	for i in `cat busybox.links` ; do rm -f $(CONFIG_PREFIX)$$i; done
ifneq ($(strip $(DO_INSTALL_LIBS)),n)
	for i in $(LIBBUSYBOX_SONAME) $(DO_INSTALL_LIBS); do \
		rm -f $(CONFIG_PREFIX)$$i; \
	done
endif

# Not very elegant: copies testsuite to objdir...
# (cp -pPR is POSIX-compliant (cp -dpR or cp -a would not be))
.PHONY: check
.PHONY: test
check test: busybox busybox.links
	test -d $(objtree)/testsuite || cp -pPR $(srctree)/testsuite $(objtree)
	bindir=$(objtree) srcdir=$(srctree)/testsuite \
	$(SHELL) -c "cd $(objtree)/testsuite && $(srctree)/testsuite/runtest $(if $(KBUILD_VERBOSE:0=),-v)"

.PHONY: release
release: distclean
	cd ..; \
	rm -r -f busybox-$(VERSION).$(PATCHLEVEL).$(SUBLEVEL)$(EXTRAVERSION); \
	cp -pPR busybox busybox-$(VERSION).$(PATCHLEVEL).$(SUBLEVEL)$(EXTRAVERSION) && { \
	find busybox-$(VERSION).$(PATCHLEVEL).$(SUBLEVEL)$(EXTRAVERSION)/ -type d \
		-name .svn \
		-print \
		-exec rm -r -f {} \; ; \
	find busybox-$(VERSION).$(PATCHLEVEL).$(SUBLEVEL)$(EXTRAVERSION)/ -type f \
		-name .\#* \
		-print \
		-exec rm -f {} \; ; \
	tar -czf busybox-$(VERSION).$(PATCHLEVEL).$(SUBLEVEL)$(EXTRAVERSION).tar.gz \
		busybox-$(VERSION).$(PATCHLEVEL).$(SUBLEVEL)$(EXTRAVERSION)/ ; }

.PHONY: checkhelp
checkhelp:
	$(Q)$(srctree)/scripts/checkhelp.awk \
		$(patsubst %,$(srctree)/%,$(wildcard $(patsubst %,%/Config.in,$(busybox-dirs) ./)))

.PHONY: sizes
sizes: busybox_unstripped
	$(NM) --size-sort $(<)

.PHONY: bloatcheck
bloatcheck: busybox_old busybox_unstripped
	@$(srctree)/scripts/bloat-o-meter busybox_old busybox_unstripped
	@$(CROSS_COMPILE)size busybox_old busybox_unstripped

.PHONY: baseline
baseline: busybox_unstripped
	@mv busybox_unstripped busybox_old

.PHONY: objsizes
objsizes: busybox_unstripped
	$(srctree)/scripts/objsizes

.PHONY: stksizes
stksizes: busybox_unstripped
	$(CROSS_COMPILE)objdump -d busybox_unstripped | $(srctree)/scripts/checkstack.pl $(ARCH) | uniq

.PHONY: bigdata
bigdata: busybox_unstripped
	$(CROSS_COMPILE)nm --size-sort busybox_unstripped | grep -vi ' [trw] '

# Documentation Targets
.PHONY: doc
doc: docs/busybox.pod docs/BusyBox.txt docs/BusyBox.1 docs/BusyBox.html

# FIXME: Doesn't belong here
       cmd_doc =
 quiet_cmd_doc = $(Q)echo "  DOC     $(@F)"
silent_cmd_doc =
disp_doc       = $($(quiet)cmd_doc)

# sed adds newlines after "Options:" etc,
# this is needed in order to get good BusyBox.{1,txt,html}
docs/busybox.pod: $(srctree)/docs/busybox_header.pod \
		$(srctree)/include/usage.h \
		$(srctree)/docs/busybox_footer.pod \
		applets/usage_pod
	$(disp_doc)
	$(Q)-mkdir -p docs
	$(Q)-( \
	    cat $(srctree)/docs/busybox_header.pod; \
	    applets/usage_pod | sed 's/^[A-Za-z][A-Za-z ]*[a-z]:$$/&\n/'; \
	    cat $(srctree)/docs/busybox_footer.pod; \
	    ) > docs/busybox.pod

docs/BusyBox.txt: docs/busybox.pod
	$(disp_doc)
	$(Q)-mkdir -p docs
	$(Q)-pod2text $< > $@

docs/BusyBox.1: docs/busybox.pod
	$(disp_doc)
	$(Q)-mkdir -p docs
	$(Q)-pod2man --center=BusyBox --release="version $(KERNELVERSION)" $< > $@

docs/BusyBox.html: docs/busybox.net/BusyBox.html
	$(disp_doc)
	$(Q)-mkdir -p docs
	$(Q)-rm -f docs/BusyBox.html
	$(Q)-cp docs/busybox.net/BusyBox.html docs/BusyBox.html

docs/busybox.net/BusyBox.html: docs/busybox.pod
	$(Q)-mkdir -p docs/busybox.net
	$(Q)-pod2html --noindex $< > $@
	$(Q)-rm -f pod2htm*

# documentation, cross-reference
# Modern distributions already ship synopsis packages (e.g. debian)
# If you have an old distribution go to http://synopsis.fresco.org/
syn_tgt = $(wildcard $(patsubst %,%/*.c,$(busybox-alldirs)))
syn     = $(patsubst %.c, %.syn, $(syn_tgt))

comma:= ,
brace_open:= (
brace_close:= )

SYN_CPPFLAGS := $(strip $(CPPFLAGS) $(EXTRA_CPPFLAGS))
SYN_CPPFLAGS := $(subst $(brace_open),\$(brace_open),$(SYN_CPPFLAGS))
SYN_CPPFLAGS := $(subst $(brace_close),\$(brace_close),$(SYN_CPPFLAGS))
#SYN_CPPFLAGS := $(subst ",\",$(SYN_CPPFLAGS))
#")
#SYN_CPPFLAGS := [$(patsubst %,'%'$(comma),$(SYN_CPPFLAGS))'']

%.syn: %.c
	synopsis -p C -l Comments.SSDFilter,Comments.Previous -Wp,preprocess=True,cppflags="'$(SYN_CPPFLAGS)'" -o $@ $<

.PHONY: html
html: $(syn)
	synopsis -f HTML -Wf,title="'BusyBox Documentation'" -o $@ $^

-include $(srctree)/Makefile.local
