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#
# UPX doc Makefile - needs GNU make, sed, pod2html, pod2man and pod2text
# Copyright (C) Markus Franz Xaver Johannes Oberhumer
#
BUILT_SOURCES := upx.1 upx-doc.html upx-doc.txt
top_srcdir ?= ..
PACKAGE = upx
VERSION_DATE := $(shell sed -n 's/^.*UPX_VERSION_DATE_ISO .*"\(.*\)".*/\1/p' $(top_srcdir)/src/version.h)
VERSION := $(shell sed -n 's/^.*UPX_VERSION_STRING .*"\(.*\)".*/\1/p' $(top_srcdir)/src/version.h)
# internal make variables
comma := ,
empty :=
space := $(empty) $(empty)
tab := $(empty) $(empty)
RTRIM := sed -e 's/[ $(tab)]*$$//'
DETAB2 := sed -e 's/$(tab)/ /g'
#***********************************************************************
# targets
#***********************************************************************
.DEFAULT_GOAL = all
.PHONY: PHONY
.SECONDEXPANSION:
.SUFFIXES:
all: $(BUILT_SOURCES) PHONY
mostlyclean clean distclean maintainer-clean: PHONY
rm -f $(BUILT_SOURCES) ./pod2htm*
#***********************************************************************
# rules
#***********************************************************************
.SUFFIXES: .1 .html .man .pod .ps .tex .txt
%.1 : %.pod
pod2man --center=" " --release="$(PACKAGE) $(VERSION)" --date="$(VERSION_DATE)" $< | $(RTRIM) > $@
test -s $@
# # strip version number from "Pod::Man" comment
sed -i -e 's/^\(\.\\" Automatically generated by Pod::Man\).*/\1/' $@
%-doc.html : %.pod
pod2html --noindex $< | $(RTRIM) | $(DETAB2) > $@
@rm -f ./pod2htm*
test -s $@
%.man : %.1
nroff -man $< | $(RTRIM) > $@
test -s $@
%.ps : %.1
groff -man $< | $(RTRIM) > $@
test -s $@
%.tex : %.pod
pod2latex $<
test -s $@
%-doc.txt : %.pod
pod2text < $< | $(RTRIM) > $@
test -s $@
#***********************************************************************
# dependencies
#***********************************************************************
$(BUILT_SOURCES): $(top_srcdir)/src/version.h $(MAKEFILE_LIST)
.DELETE_ON_ERROR: $(BUILT_SOURCES)
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