| xj | b04a402 | 2021-11-25 15:01:52 +0800 | [diff] [blame] | 1 | ifndef allow-override |
| 2 | include ../scripts/Makefile.include |
| 3 | include ../scripts/utilities.mak |
| 4 | else |
| 5 | # Assume Makefile.helpers is being run from bpftool/Documentation |
| 6 | # subdirectory. Go up two more directories to fetch bpf.h header and |
| 7 | # associated script. |
| 8 | UP2DIR := ../../ |
| 9 | endif |
| 10 | |
| 11 | INSTALL ?= install |
| 12 | RM ?= rm -f |
| 13 | RMDIR ?= rmdir --ignore-fail-on-non-empty |
| 14 | |
| 15 | ifeq ($(V),1) |
| 16 | Q = |
| 17 | else |
| 18 | Q = @ |
| 19 | endif |
| 20 | |
| 21 | prefix ?= /usr/local |
| 22 | mandir ?= $(prefix)/man |
| 23 | man7dir = $(mandir)/man7 |
| 24 | |
| 25 | HELPERS_RST = bpf-helpers.rst |
| 26 | MAN7_RST = $(HELPERS_RST) |
| 27 | |
| 28 | _DOC_MAN7 = $(patsubst %.rst,%.7,$(MAN7_RST)) |
| 29 | DOC_MAN7 = $(addprefix $(OUTPUT),$(_DOC_MAN7)) |
| 30 | |
| 31 | helpers: man7 |
| 32 | man7: $(DOC_MAN7) |
| 33 | |
| 34 | RST2MAN_DEP := $(shell command -v rst2man 2>/dev/null) |
| 35 | |
| 36 | $(OUTPUT)$(HELPERS_RST): $(UP2DIR)../../include/uapi/linux/bpf.h |
| 37 | $(QUIET_GEN)$(UP2DIR)../../scripts/bpf_helpers_doc.py --filename $< > $@ |
| 38 | |
| 39 | $(OUTPUT)%.7: $(OUTPUT)%.rst |
| 40 | ifndef RST2MAN_DEP |
| 41 | $(error "rst2man not found, but required to generate man pages") |
| 42 | endif |
| 43 | $(QUIET_GEN)rst2man $< > $@ |
| 44 | |
| 45 | helpers-clean: |
| 46 | $(call QUIET_CLEAN, eBPF_helpers-manpage) |
| 47 | $(Q)$(RM) $(DOC_MAN7) $(OUTPUT)$(HELPERS_RST) |
| 48 | |
| 49 | helpers-install: helpers |
| 50 | $(call QUIET_INSTALL, eBPF_helpers-manpage) |
| 51 | $(Q)$(INSTALL) -d -m 755 $(DESTDIR)$(man7dir) |
| 52 | $(Q)$(INSTALL) -m 644 $(DOC_MAN7) $(DESTDIR)$(man7dir) |
| 53 | |
| 54 | helpers-uninstall: |
| 55 | $(call QUIET_UNINST, eBPF_helpers-manpage) |
| 56 | $(Q)$(RM) $(addprefix $(DESTDIR)$(man7dir)/,$(_DOC_MAN7)) |
| 57 | $(Q)$(RMDIR) $(DESTDIR)$(man7dir) |
| 58 | |
| 59 | .PHONY: helpers helpers-clean helpers-install helpers-uninstall |