doc/Makefile

doc/Makefile: Fix rst2html detection

Displaying the output from the failing call to "which" didn't prevent
make from doing stupid things later. We now only search for "rst2html"
and fallback to "rst2html.py". If neither name is found, make will
eventually abort when we try to use $(RST2HTML).

SOURCES=$(wildcard *.[0-9].txt)
MAN=$(SOURCES:%.txt=%)
HTML=$(SOURCES:%.txt=%.html)
GENDOC=gendoc.py ../mercurial/commands.py ../mercurial/help.py ../help/*.txt
PREFIX=/usr/local
MANDIR=$(PREFIX)/share/man
INSTALL=install -c -m 644
PYTHON=python
RST2HTML=$(shell which rst2html 2> /dev/null || echo rst2html.py)

export LC_ALL=C

all: man html

man: $(MAN)

html: $(HTML)

hg.1.txt: hg.1.gendoc.txt
	touch hg.1.txt

hg.1.gendoc.txt: $(GENDOC)
	${PYTHON} gendoc.py > $@.tmp
	mv $@.tmp $@

%: %.txt common.txt
	$(PYTHON) rst2man.py --halt warning \
	  --strip-elements-with-class htmlonly $*.txt $*

%.html: %.txt common.txt
	$(RST2HTML) --halt warning \
	  --link-stylesheet --stylesheet-path style.css $*.txt $*.html

MANIFEST: man html
# tracked files are already in the main MANIFEST
	$(RM) $@
	for i in $(MAN) $(HTML) hg.1.gendoc.txt; do \
	  echo "doc/$$i" >> $@ ; \
	done

install: man
	for i in $(MAN) ; do \
	  subdir=`echo $$i | sed -n 's/^.*\.\([0-9]\)$$/man\1/p'` ; \
	  mkdir -p $(DESTDIR)$(MANDIR)/$$subdir ; \
	  $(INSTALL) $$i $(DESTDIR)$(MANDIR)/$$subdir ; \
	done

clean:
	$(RM) $(MAN) $(MAN:%=%.html) *.[0-9].gendoc.txt MANIFEST