# Maintainer-only makefile segment.  This contains things that are relevant
# only if you have the full copy of the GNU make sources from the Git
# tree, not a dist copy.

# We like mondo-warnings!
AM_CFLAGS += -Wall -Wextra -Wdeclaration-after-statement -Wshadow -Wpointer-arith -Wbad-function-cast

MAKE_MAINTAINER_MODE := -DMAKE_MAINTAINER_MODE
AM_CPPFLAGS += $(MAKE_MAINTAINER_MODE)

# I want this one but I have to wait for the const cleanup!
# -Wwrite-strings

# Find the glob source files... this might be dangerous, but we're maintainers!
globsrc := $(wildcard glob/*.c)
globhdr := $(wildcard glob/*.h)

TEMPLATES = README README.DOS README.W32 README.OS2 \
	    config.ami configh.dos config.h.W32 config.h-vms
MTEMPLATES = Makefile.DOS SMakefile

# These are built as a side-effect of the dist rule
#all-am: $(TEMPLATES) $(MTEMPLATES) build.sh.in

# General rule for turning a .template into a regular file.
#
$(TEMPLATES) : % : %.template Makefile
	rm -f $@
	sed -e 's@%VERSION%@$(VERSION)@g' \
	    -e 's@%PACKAGE%@$(PACKAGE)@g' \
	  $< > $@
	chmod a-w $@

# Construct Makefiles by adding on dependencies, etc.
#
$(MTEMPLATES) : % : %.template .dep_segment Makefile
	rm -f $@
	sed -e 's@%VERSION%@$(VERSION)@g' \
	    -e 's@%PROGRAMS%@$(bin_PROGRAMS)@g' \
	    -e 's@%SOURCES%@$(filter-out remote-%,$(make_SOURCES)) remote-$$(REMOTE).c@g' \
	    -e 's@%OBJECTS%@$(filter-out remote-%,$(make_OBJECTS)) remote-$$(REMOTE).o@g' \
	    -e 's@%GLOB_SOURCES%@$(globsrc) $(globhdr)@g' \
	    -e 's@%GLOB_OBJECTS%@$(globsrc:glob/%.c=%.o)@g' \
	  $< > $@
	echo >>$@; echo '# --------------- DEPENDENCIES' >>$@; echo '#' >>$@; \
	  cat $(word 2,$^) >>$@
	chmod a-w $@

NMakefile: NMakefile.template .dep_segment Makefile
	rm -f $@
	cp $< $@
	echo >>$@; echo '# --------------- DEPENDENCIES' >>$@; echo '#' >>$@; \
	  sed 's/^\([^ ]*\)\.o:/$$(OUTDIR)\/\1.obj:/' $(word 2,$^) >>$@
	chmod a-w $@

# Construct build.sh.in
#
build.sh.in: build.template Makefile
	rm -f $@
	sed -e 's@%objs%@$(patsubst %.o,%.$${OBJEXT},$(filter-out remote-%,$(make_OBJECTS)))@g' \
	    -e 's@%globobjs%@$(patsubst %.c,%.$${OBJEXT},$(globsrc))@g' \
	  $< > $@
	chmod a-w+x $@


# Use automake to build a dependency list file, for "foreign" makefiles like
# Makefile.DOS.
#
# Automake used to have a --generate-deps flag, but it's gone now, so we have
# to do it ourselves.
#
DEP_FILES := $(wildcard $(DEPDIR)/*.Po)
.dep_segment: Makefile.am maintMakefile $(DEP_FILES)
	rm -f $@
	(for f in $(DEPDIR)/*.Po; do \
	   echo ""; \
	   echo "# $$f"; \
	   sed	-e '/^[^:]*\.[ch] *:/d' \
		-e 's, /usr/[^ ]*,,g' \
		-e 's, $(srcdir)/, ,g' \
		-e '/^ *\\$$/d' \
		-e '/^ *$$/d' \
		< $$f; \
	 done) > $@

# Cleaning

GIT :=	git

# git-clean:      Clean all "ignored" files.  Leave untracked files.
# git-very-clean: Clean all files that aren't stored in source control.

.PHONY: git-clean git-very-clean
git-clean:
	-$(GIT) clean -fdX
git-very-clean: git-clean
	-$(GIT) clean -fd


# ----------------------------------------------------------------------
#
# The sections below were stolen from the Makefile.maint used by fileutils,
# sh-utils, textutils, CPPI, Bison, and Autoconf.


## ---------------- ##
## Updating files.  ##
## ---------------- ##

WGET = wget --passive-ftp -nv
ftp-gnu = ftp://ftp.gnu.org/gnu

move_if_change =  if test -r $(target) && cmp -s $(target).t $(target); then \
		    echo $(target) is unchanged; rm -f $(target).t; \
		  else \
		    mv $(target).t $(target); \
		  fi

# ------------------- #
# Updating PO files.  #
# ------------------- #

# PO archive mirrors --- Be careful; some might not be fully populated!
#   ftp://ftp.unex.es/pub/gnu-i18n/po/maint/
#   http://translation.sf.net/maint/
#   ftp://tiger.informatik.hu-berlin.de/pub/po/maint/

po_wget_flags =	--recursive --level=1 --no-directories --no-parent \
		--no-check-certificate
po_repo = http://translationproject.org/latest/$(PACKAGE)
.PHONY: do-po-update po-update
do-po-update:
	tmppo="/tmp/po-$(PACKAGE)-$(VERSION).$$$$" \
	  && rm -rf "$$tmppo" \
	  && mkdir "$$tmppo" \
	  && (cd "$$tmppo" \
		&& $(WGET) $(po_wget_flags) -A '*.po' $(po_repo)) \
	  && cp "$$tmppo"/*.po $(top_srcdir)/po && rm -rf "$$tmppo"
	cd po && $(MAKE) update-po
	$(MAKE) po-check

po-update:
	[ -d "po" ] && $(MAKE) do-po-update

# -------------------------- #
# Updating GNU build files.  #
# -------------------------- #

# The following pseudo table associates a local directory and a URL
# with each of the files that belongs to some other package and is
# regularly updated from the specified URL.

cvs-url = http://savannah.gnu.org/cgi-bin/viewcvs/~checkout~
git-url = http://git.savannah.gnu.org/cgit
target = $(patsubst get-%,%,$@)

config-url = $(git-url)/config.git/plain/$(patsubst get-config/%,%,$@)
get-config/config.guess get-config/config.sub:
	@echo $(WGET) $(config-url) -O $(target) \
	  && $(WGET) $(config-url) -O $(target).t \
	  && $(move_if_change)

gnulib-url = $(git-url)/gnulib.git/plain/build-aux/$(patsubst get-config/%,%,$@)
get-config/texinfo.tex:
	@echo $(WGET) $(gnulib-url) -O $(target) \
	  && $(WGET) $(gnulib-url) -O $(target).t \
	  && $(move_if_change)

gnustandards-url = $(cvs-url)/gnustandards/gnustandards/$(patsubst get-doc/%,%,$@)
get-doc/make-stds.texi get-doc/fdl.texi:
	@echo $(WGET) $(gnustandards-url) -O $(target) \
	  && $(WGET) $(gnustandards-url) -O $(target).t \
	  && $(move_if_change)

.PHONY: scm-update
scm-update: get-config/texinfo.tex get-config/config.guess get-config/config.sub get-doc/make-stds.texi get-doc/fdl.texi


# --------------------- #
# Updating everything.  #
# --------------------- #

.PHONY: update
update: po-update scm-update


## --------------- ##
## Sanity checks.  ##
## --------------- ##

# Checks that don't require Git.  Run 'changelog-check' last as
# previous test may reveal problems requiring new ChangeLog entries.
local-check: po-check changelog-check

# copyright-check writable-files

changelog-check:
	if head $(top_srcdir)/ChangeLog | grep 'Version $(VERSION)' >/dev/null; then \
	  :; \
	else \
	  echo "$(VERSION) not in ChangeLog" 1>&2; \
	  exit 1; \
	fi

# Verify that all source files using _() are listed in po/POTFILES.in.
# Ignore makeint.h; it defines _().
po-check:
	if test -f po/POTFILES.in; then \
	  grep '^[^#]' po/POTFILES.in | sort > $@-1; \
	  $(PERL) -wn -e 'if (/\b_\(/) { $$ARGV eq "makeint.h" || print "$$ARGV\n" and close ARGV }' *.c *.h | sort > $@-2; \
	  diff -u $@-1 $@-2 || exit 1; \
	  rm -f $@-1 $@-2; \
	fi

## ------------------------- ##
## GNU FTP upload artifacts. ##
## ------------------------- ##

# This target creates the upload artifacts.
# Sign it with my key.  If you don't have my key/passphrase then sorry,
# you're SOL! :)

GPG = gpg
GPGFLAGS = -u 6338B6D4

DIST_ARCHIVES_SIG = $(addsuffix .sig,$(DIST_ARCHIVES))
DIST_ARCHIVES_DIRECTIVE = $(addsuffix .directive.asc,$(DIST_ARCHIVES))

# A simple rule to test signing, etc.
.PHONY: distsign
distsign: $(DIST_ARCHIVES_SIG) $(DIST_ARCHIVES_DIRECTIVE)

%.sig : %
	@echo "Signing file '$<':"
	$(GPG) $(GPGFLAGS) -o "$@" -b "$<"

%.directive.asc: %
	@echo "Creating directive file '$@':"
	@( \
	   echo 'version: 1.1'; \
	   echo 'directory: make'; \
	   echo 'filename: $*'; \
	   echo 'comment: Official upload of GNU make version $(VERSION)'; \
	 ) > "$*.directive"
	$(GPG) $(GPGFLAGS) -o "$@" --clearsign "$*.directive"
	@rm -f "$*.directive"

# Upload the artifacts

FTPPUT = ncftpput
gnu-upload-host = ftp-upload.gnu.org
gnu-upload-dir  = /incoming


UPLOADS = upload-alpha upload-ftp
.PHONY: $(UPLOADS)
$(UPLOADS): $(DIST_ARCHIVES) $(DIST_ARCHIVES_SIG) $(DIST_ARCHIVES_DIRECTIVE)
	$(FTPPUT) "$(gnu-upload-host)" "$(gnu-upload-dir)/$(@:upload-%=%)" $^


# Copyright (C) 1997-2013 Free Software Foundation, Inc.
# This file is part of GNU Make.
#
# GNU Make 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 Make 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
# this program.  If not, see <http://www.gnu.org/licenses/>.