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documentation: reproducible builds: set SOURCE_DATE_EPOCH to "📅" tag

pull/286/head
Axel Burri 2019-04-24 17:41:02 +02:00
parent e3176a0027
commit 5b34f620aa
1 changed files with 7 additions and 3 deletions
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doc/Makefile
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@ -20,6 +20,10 @@ endif
ASCIIDOCTOR_MANPAGE = asciidoctor -d manpage -b manpage ASCIIDOCTOR_MANPAGE = asciidoctor -d manpage -b manpage
ASCIIDOCTOR_HTML = asciidoctor -b html5 -d article ASCIIDOCTOR_HTML = asciidoctor -b html5 -d article
# reproducible builds: reference date is ":date:" attribute from asciidoc source
date_attr = $(shell sed -rn 's/:date:\s*//p' $(1))
source_date_epoch = $(shell date +%s -u -d $(call date_attr,$(1)))
all: man all: man
man: man1 man5 man: man1 man5
@ -45,10 +49,10 @@ clean:
gzip -9 -n -c $< > $@ gzip -9 -n -c $< > $@
%.1 : %.1.asciidoc %.1 : %.1.asciidoc
$(ASCIIDOCTOR_MANPAGE) -o $@ $< SOURCE_DATE_EPOCH=$(call source_date_epoch,$<) $(ASCIIDOCTOR_MANPAGE) -o $@ $<
%.5 : %.5.asciidoc %.5 : %.5.asciidoc
$(ASCIIDOCTOR_MANPAGE) -o $@ $< SOURCE_DATE_EPOCH=$(call source_date_epoch,$<) $(ASCIIDOCTOR_MANPAGE) -o $@ $<
%.html : %.asciidoc %.html : %.asciidoc
$(ASCIIDOCTOR_HTML) -o $@ $< SOURCE_DATE_EPOCH=$(call source_date_epoch,$<) $(ASCIIDOCTOR_HTML) -o $@ $<