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# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
include ../../../scripts/Makefile.include
INSTALL ?= install
RM ?= rm -f
RMDIR ?= rmdir --ignore-fail-on-non-empty
ifeq ($(V),1)
Q =
else
Q = @
endif
prefix ?= /usr/local
mandir ?= $(prefix)/man
man8dir = $(mandir)/man8
MAN8_RST = $(wildcard bpftool*.rst)
_DOC_MAN8 = $(patsubst %.rst,%.8,$(MAN8_RST))
DOC_MAN8 = $(addprefix $(OUTPUT),$(_DOC_MAN8))
man: man8
man8: $(DOC_MAN8)
RST2MAN_DEP := $(shell command -v rst2man 2>/dev/null)
RST2MAN_OPTS += --verbose --strip-comments
list_pages = $(sort $(basename $(filter-out $(1),$(MAN8_RST))))
see_also = $(subst " ",, \
"\n" \
"SEE ALSO\n" \
"========\n" \
"**bpf**\ (2),\n" \
"**bpf-helpers**\\ (7)" \
$(foreach page,$(call list_pages,$(1)),",\n**$(page)**\\ (8)") \
"\n")
$(OUTPUT)%.8: %.rst
ifndef RST2MAN_DEP
$(error "rst2man not found, but required to generate man pages")
endif
$(QUIET_GEN)( cat $< ; printf "%b" $(call see_also,$<) ) | rst2man $(RST2MAN_OPTS) > $@
clean:
$(call QUIET_CLEAN, Documentation)
$(Q)$(RM) $(DOC_MAN8)
install: man
$(call QUIET_INSTALL, Documentation-man)
$(Q)$(INSTALL) -d -m 755 $(DESTDIR)$(man8dir)
$(Q)$(INSTALL) -m 644 $(DOC_MAN8) $(DESTDIR)$(man8dir)
uninstall:
$(call QUIET_UNINST, Documentation-man)
$(Q)$(RM) $(addprefix $(DESTDIR)$(man8dir)/,$(_DOC_MAN8))
$(Q)$(RMDIR) $(DESTDIR)$(man8dir)
.PHONY: man man8 clean install uninstall
.DEFAULT_GOAL := man
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