### @configure_input@

# Copyright (C) 1994, 1996-2021 Free Software Foundation, Inc.

# This file is part of GNU Emacs.

# GNU Emacs is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.

# GNU Emacs is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.

# You should have received a copy of the GNU General Public License
# along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.

SHELL = @SHELL@

# NB If you add any more configure variables,
# update the sed rules in the dist target below.

# Where to find the source code.  $(srcdir) will be the doc/emacs subdirectory
# of the source tree.  This is set by configure's '--srcdir' option.
srcdir=@srcdir@

top_srcdir = @top_srcdir@

top_builddir = @top_builddir@

version = @version@

## Where the output files go.
## Note that the setfilename command in the .texi files assumes this.
## This is a bit funny.  Because the info files are in the
## distribution tarfiles, they are always made in $scrdir/../../info,
## even for out-of-tree builds.
buildinfodir = $(srcdir)/../../info
# Directory with the (customized) texinfo.tex file.
texinfodir = $(srcdir)/../misc

prefix = @prefix@
datarootdir = @datarootdir@
datadir = @datadir@
PACKAGE_TARNAME = @PACKAGE_TARNAME@
docdir = @docdir@
dvidir = @dvidir@
htmldir = @htmldir@
pdfdir = @pdfdir@
psdir = @psdir@

MKDIR_P = @MKDIR_P@

GZIP_PROG = @GZIP_PROG@

HTML_OPTS = --no-split --html

# Options used only when making info output.
# --no-split is only needed because of MS-DOS.
# For a possible alternative, see
# https://lists.gnu.org/r/emacs-devel/2011-01/msg01182.html
INFO_OPTS= --no-split

INSTALL = @INSTALL@
INSTALL_DATA = @INSTALL_DATA@

# The makeinfo program is part of the Texinfo distribution.
# Use --force so that it generates output even if there are errors.
MAKEINFO = @MAKEINFO@
MAKEINFO_OPTS = --force --enable-encoding -I $(srcdir)

TEXI2DVI = texi2dvi
TEXI2PDF = texi2pdf
DVIPS = dvips

-include ${top_builddir}/src/verbose.mk

ENVADD = $(AM_V_GEN)TEXINPUTS="$(srcdir):$(texinfodir):$(TEXINPUTS)" \
         MAKEINFO="$(MAKEINFO) $(MAKEINFO_OPTS)"

DVI_TARGETS = emacs.dvi emacs-xtra.dvi
HTML_TARGETS = emacs.html
PDF_TARGETS = emacs.pdf emacs-xtra.pdf
PS_TARGETS = emacs.ps emacs-xtra.ps

EMACS_XTRA= \
	${srcdir}/emacs-xtra.texi \
	$(srcdir)/arevert-xtra.texi \
	$(srcdir)/cal-xtra.texi \
	$(srcdir)/dired-xtra.texi \
	${srcdir}/docstyle.texi \
	$(srcdir)/picture-xtra.texi \
	$(srcdir)/emerge-xtra.texi \
	$(srcdir)/vc-xtra.texi \
	$(srcdir)/vc1-xtra.texi \
	$(srcdir)/fortran-xtra.texi \
	$(srcdir)/msdos-xtra.texi

EMACSSOURCES= \
	${srcdir}/emacs.texi \
	${srcdir}/emacsver.texi \
	${srcdir}/doclicense.texi \
	${srcdir}/gpl.texi \
	${srcdir}/screen.texi \
	${srcdir}/commands.texi \
	${srcdir}/entering.texi \
	${srcdir}/basic.texi \
	${srcdir}/mini.texi \
	${srcdir}/m-x.texi \
	${srcdir}/help.texi \
	${srcdir}/mark.texi \
	${srcdir}/killing.texi \
	${srcdir}/regs.texi \
	${srcdir}/display.texi \
	${srcdir}/search.texi \
	${srcdir}/fixit.texi \
	${srcdir}/files.texi \
	${srcdir}/buffers.texi \
	${srcdir}/windows.texi \
	${srcdir}/frames.texi \
	${srcdir}/mule.texi \
	${srcdir}/modes.texi \
	${srcdir}/indent.texi \
	${srcdir}/text.texi \
	${srcdir}/programs.texi \
	${srcdir}/building.texi \
	${srcdir}/maintaining.texi \
	${srcdir}/abbrevs.texi \
	${srcdir}/sending.texi \
	${srcdir}/rmail.texi \
	${srcdir}/dired.texi \
	${srcdir}/calendar.texi \
	${srcdir}/misc.texi \
	${srcdir}/package.texi \
	${srcdir}/custom.texi \
	${srcdir}/trouble.texi \
	${srcdir}/cmdargs.texi \
	${srcdir}/xresources.texi \
	${srcdir}/anti.texi \
	${srcdir}/macos.texi \
	${srcdir}/msdos.texi \
	${srcdir}/gnu.texi \
	${srcdir}/glossary.texi \
	${srcdir}/ack.texi \
	${srcdir}/kmacro.texi \
	$(EMACS_XTRA)

## Disable implicit rules.
%.texi: ;

.PHONY: info dvi html pdf ps

info: $(buildinfodir)/emacs.info
dvi: $(DVI_TARGETS)
html: $(HTML_TARGETS)
pdf: $(PDF_TARGETS)
ps: $(PS_TARGETS)

## The info/ directory exists in release tarfiles but not the repository.
${buildinfodir}:
	${MKDIR_P} $@

# Note that all the Info targets build the Info files in srcdir.
# There is no provision for Info files to exist in the build directory.
# In a distribution of Emacs, the Info files should be up to date.
$(buildinfodir)/emacs.info: ${EMACSSOURCES} | ${buildinfodir}
	$(AM_V_GEN)$(MAKEINFO) $(MAKEINFO_OPTS) $(INFO_OPTS) -o $@ $<

emacs.dvi: ${EMACSSOURCES}
	$(ENVADD) $(TEXI2DVI) $<

emacs.pdf: ${EMACSSOURCES}
	$(ENVADD) $(TEXI2PDF) $<

emacs.html: ${EMACSSOURCES}
	$(AM_V_GEN)$(MAKEINFO) $(MAKEINFO_OPTS) $(HTML_OPTS) -o $@ $<

emacs-xtra.dvi: $(EMACS_XTRA)
	$(ENVADD) $(TEXI2DVI) $<

emacs-xtra.pdf: $(EMACS_XTRA)
	$(ENVADD) $(TEXI2PDF) $<

%.ps: %.dvi
	$(DVIPS) -o $@ $<

.PHONY: doc-emacsver

# If configure were to just generate emacsver.texi from emacsver.texi.in
# in the normal way, the timestamp of emacsver.texi would always be
# newer than that of the info files, which are prebuilt in release tarfiles.
# So we use this rule, and move-if-change, to avoid that.
doc-emacsver:
	sed 's/[@]version@/${version}/' \
	  ${srcdir}/emacsver.texi.in > emacsver.texi.$$$$ && \
	  ${top_srcdir}/build-aux/move-if-change emacsver.texi.$$$$ \
	  ${srcdir}/emacsver.texi

.PHONY: mostlyclean clean distclean bootstrap-clean maintainer-clean infoclean

## Temp files.
mostlyclean:
	rm -f ./*.aux ./*.log ./*.toc ./*.cp ./*.cps ./*.fn ./*.fns ./*.ky ./*.kys \
	  ./*.op ./*.ops ./*.pg ./*.pgs ./*.tp ./*.tps ./*.vr ./*.vrs

## Products not in the release tarfiles.
clean: mostlyclean
	rm -f $(DVI_TARGETS) $(HTML_TARGETS) $(PDF_TARGETS) $(PS_TARGETS)

distclean: clean
	rm -f Makefile

## In the standalone tarfile, the clean rule runs this.
infoclean:
	rm -f \
	  $(buildinfodir)/emacs.info \
	  $(buildinfodir)/emacs.info-[1-9] \
	  $(buildinfodir)/emacs.info-[1-9][0-9]

bootstrap-clean maintainer-clean: distclean infoclean
	rm -f ${srcdir}/emacsver.texi TAGS

.PHONY: install-dvi install-html install-pdf install-ps install-doc

install-dvi: dvi
	umask 022; $(MKDIR_P) "$(DESTDIR)$(dvidir)"
	$(INSTALL_DATA) $(DVI_TARGETS) "$(DESTDIR)$(dvidir)"
install-html: html
	umask 022; $(MKDIR_P) "$(DESTDIR)$(htmldir)"
	$(INSTALL_DATA) $(HTML_TARGETS) "$(DESTDIR)$(htmldir)"
install-pdf: pdf
	 umask 022;$(MKDIR_P) "$(DESTDIR)$(pdfdir)"
	$(INSTALL_DATA) $(PDF_TARGETS) "$(DESTDIR)$(pdfdir)"
install-ps: ps
	umask 022; $(MKDIR_P) "$(DESTDIR)$(psdir)"
	for file in $(PS_TARGETS); do \
	  $(INSTALL_DATA) $${file} "$(DESTDIR)$(psdir)"; \
	  [ -n "${GZIP_PROG}" ] || continue; \
	  rm -f "$(DESTDIR)$(psdir)/$${file}.gz"; \
	  ${GZIP_PROG} -9n "$(DESTDIR)$(psdir)/$${file}"; \
	done

## Top-level Makefile installs the Info manuals.
install-doc: install-dvi install-html install-pdf install-ps


.PHONY: uninstall-dvi uninstall-html uninstall-pdf uninstall-ps uninstall-doc

uninstall-dvi:
	for file in $(DVI_TARGETS); do \
	  rm -f "$(DESTDIR)$(dvidir)/$${file}"; \
	done
uninstall-html:
	for file in $(HTML_TARGETS); do \
	  rm -f "$(DESTDIR)$(htmldir)/$${file}"; \
	done
uninstall-ps:
	ext= ; [ -n "${GZIP_PROG}" ] && ext=.gz; \
	for file in $(PS_TARGETS); do \
	  rm -f "$(DESTDIR)$(psdir)/$${file}$${ext}"; \
	done
uninstall-pdf:
	for file in $(PDF_TARGETS); do \
	  rm -f "$(DESTDIR)$(pdfdir)/$${file}"; \
	done

uninstall-doc: uninstall-dvi uninstall-html uninstall-pdf uninstall-ps


ETAGS = ../../lib-src/etags${EXEEXT}

${ETAGS}: FORCE
	$(MAKE) -C $(dir $@) $(notdir $@)

texifiles = $(wildcard ${srcdir}/*.texi)

TAGS: ${ETAGS} $(texifiles)
	$(AM_V_GEN)${ETAGS} --include=../lispref/TAGS --include=../misc/TAGS $(texifiles)

tags: TAGS
.PHONY: tags

FORCE:
.PHONY: FORCE

### Makefile ends here