tools/bpf/bpftool/Documentation/Makefile

   1 # SPDX-License-Identifier: GPL-2.0-only
   2 include ../../../scripts/Makefile.include
   3 include ../../../scripts/utilities.mak
   4
   5 INSTALL ?= install
   6 RM ?= rm -f
   7 RMDIR ?= rmdir --ignore-fail-on-non-empty
   8
   9 ifeq ($(V),1)
  10   Q =
  11 else
  12   Q = @
  13 endif
  14
  15 prefix ?= /usr/local
  16 mandir ?= $(prefix)/man
  17 man8dir = $(mandir)/man8
  18
  19 # Load targets for building eBPF helpers man page.
  20 include ../../Makefile.helpers
  21
  22 MAN8_RST = $(filter-out $(HELPERS_RST),$(wildcard *.rst))
  23
  24 _DOC_MAN8 = $(patsubst %.rst,%.8,$(MAN8_RST))
  25 DOC_MAN8 = $(addprefix $(OUTPUT),$(_DOC_MAN8))
  26
  27 man: man8 helpers
  28 man8: $(DOC_MAN8)
  29
  30 RST2MAN_DEP := $(shell command -v rst2man 2>/dev/null)
  31
  32 $(OUTPUT)%.8: %.rst
  33 ifndef RST2MAN_DEP
  34         $(error "rst2man not found, but required to generate man pages")
  35 endif
  36         $(QUIET_GEN)rst2man $< > $@
  37
  38 clean: helpers-clean
  39         $(call QUIET_CLEAN, Documentation)
  40         $(Q)$(RM) $(DOC_MAN8)
  41
  42 install: man helpers-install
  43         $(call QUIET_INSTALL, Documentation-man)
  44         $(Q)$(INSTALL) -d -m 755 $(DESTDIR)$(man8dir)
  45         $(Q)$(INSTALL) -m 644 $(DOC_MAN8) $(DESTDIR)$(man8dir)
  46
  47 uninstall: helpers-uninstall
  48         $(call QUIET_UNINST, Documentation-man)
  49         $(Q)$(RM) $(addprefix $(DESTDIR)$(man8dir)/,$(_DOC_MAN8))
  50         $(Q)$(RMDIR) $(DESTDIR)$(man8dir)
  51
  52 .PHONY: man man8 clean install uninstall
  53 .DEFAULT_GOAL := man