# This file is part of Mailfromd.
# Copyright (C) 2005, 2006, 2007, 2008, 2009, 2010, 2011 Sergey
# Poznyakoff
#
# Mailfromd 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, or (at your option)
# any later version.
#
# Mailfromd 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 Mailfromd.  If not, see <http://www.gnu.org/licenses/>.

info_TEXINFOS=mailfromd.texi
mailfromd_TEXINFOS=\
 calloutd.texi\
 fdl.texi\
 functions.texi\
 gacopyz.texi\
 macros.texi\
 mfdbtool.texi\
 mtasim.texi\
 pmult.texi\
 rendition.texi\
 sexp.texi\
 strftime.texi\
 upgrade.texi

EXTRA_DIST = \
 check-docs.sh\
 gendocs_template\
 mastermenu.el\
 untabify.el

clean-local:
	@rm -rf manual

AM_MAKEINFOFLAGS = -I $(top_srcdir)

# Checking
check-format:
	@if test -n "`cat $(info_TEXINFOS) $(mailfromd_TEXINFOS) | tr -d -c '\t'`"; then \
		echo "Sources contain tabs; run make untabify"; \
		false; \
	fi

check-options: check-mailfromd-options check-calloutd-options check-mfdbtool-options

check-mailfromd-options:
	@check-docs.sh "mailfromd options" \
	   '/argp_option options\[\] = /,/^}/s/[ \t]*{ *"\([^,"]*\)".*/\1/pg' \
	   's/@opindex *\([^@,]*\), --.*mailfromd option.*/\1/p' \
	   $(top_srcdir)/src/main.c -- \
	   $(MAKEINFO) $(AM_MAKEINFOFLAGS) $(MAKEINFOFLAGS) -I $(srcdir) -E - \
		$(info_TEXINFOS) 

check-calloutd-options:
	@check-docs.sh "calloutd options" \
	   '/argp_option options\[\] = /,/^}/s/[ \t]*{ *"\([^,"]*\)".*/\1/pg' \
	   's/@opindex *\([^@,]*\), --.*calloutd option.*/\1/p' \
	   $(top_srcdir)/src/calloutd.c -- \
	   $(MAKEINFO) $(AM_MAKEINFOFLAGS) $(MAKEINFOFLAGS) -I $(srcdir) -E - \
		$(info_TEXINFOS) 

check-mfdbtool-options:
	@check-docs.sh "mfdbtool options" \
	   '/argp_option options\[\] = /,/^}/s/[ \t]*{ *"\([^,"]*\)".*/\1/pg' \
	   's/@opindex *\([^@,]*\), --.*mfdbtool option.*/\1/p' \
	   $(top_srcdir)/src/mfdbtool.c -- \
	   $(MAKEINFO) $(AM_MAKEINFOFLAGS) $(MAKEINFOFLAGS) -I $(srcdir) -E - \
		$(info_TEXINFOS) 

check-config:
	@check-docs.sh 'configuration statements' \
	   '/mf_cfg_param\[\] *= *{/,/^}/s/[ \t]*{ *"\([^,"]*\)".*/\1/pg' \
	   's/@deffn {Mailfromd Conf} *\([^@,]*\).*/\1/p' \
	   $(top_srcdir)/src/main.c $(top_srcdir)/lib/dbcfg.c -- \
	   $(MAKEINFO) $(AM_MAKEINFOFLAGS) $(MAKEINFOFLAGS) -I $(srcdir) -E - \
		$(info_TEXINFOS) 

check-sub-config:
	@list=`sed -n '/mf_cfg_param\[\] *= *{/,/^}/{s/[ \t]*{ *"\([^,"]*\)", *mu_cfg_section *,.*/\1/pg}' $(top_srcdir)/src/main.c | sed /^runtime$$/d`; \
	for ident in $$list; do \
	   cident=`echo $$ident | tr '-' '_'`; \
	   check-docs.sh "$$ident configuration statements" \
	   "/$${cident}_section_param"'\[\] *= *{/,/^}/s/[ \t]*{ *"\([^,"]*\)".*/\1/pg' \
	   "s/@deffn {$${ident}}"' *\([^@,]*\).*/\1/p' \
	   $(top_srcdir)/src/main.c $(top_srcdir)/lib/dbcfg.c -- \
	   $(MAKEINFO) $(AM_MAKEINFOFLAGS) $(MAKEINFOFLAGS) -I $(srcdir) -E - \
		$(info_TEXINFOS); \
        done

# FIXME: This rule does not take into account possible subsections.
# None of the *.bi sources declares them anyway, so it's OK for now.
check-runtime-config:
	@check-docs.sh 'MFL runtime configuration statements' \
	   '/struct  *mu_cfg_param  *[a-zA-Z_][a-zA-Z0-9_]*_cfg_param\[\] *= *{/,/^}/s/[ \t]*{ *"\([^,"]*\)".*/\1/pg' \
	   's/@deffn {runtime} *\([^@, ]*\).*/\1/p' \
	   $(top_srcdir)/src/builtin/*.bi -- \
	   $(MAKEINFO) $(AM_MAKEINFOFLAGS) $(MAKEINFOFLAGS) -I $(srcdir) -E - \
		$(info_TEXINFOS) 

check-builtins:
	@check-docs.sh builtins \
    '/MF_DEFUN/{s/[ \t]*MF_DEFUN *(\([a-zA-Z_][a-zA-Z0-9_]*\),.*/\1/p;s/[ \t]*MF_DEFUN_VARARGS\(_NO_PROM\)\? *(\([a-zA-Z_][a-zA-Z0-9_]*\),.*/\2/p;s/[ \t]*MF_DEFUN_CTYPE *(\([a-zA-Z_][a-zA-Z0-9_]*\))/\1/p}'\
    's/@deftypefnx\{0,1\} {Built-in Function} *[^ ][^ ]* *\([^ ]*\).*/\1/p' \
    $(top_srcdir)/src/builtin/*.bi -- \
       $(MAKEINFO) $(AM_MAKEINFOFLAGS) $(MAKEINFOFLAGS) -I $(srcdir) -E - \
		$(info_TEXINFOS) 

check-mflib:
	@check-docs.sh "library functions" \
    '/^[ \t]*func[ \t][ \t]*__/b;/^[ \t]*func/s/[ \t]*func[ \t][ \t]*\(.[^ \t(]*\).*/\1/p' \
    's/@deftypefn {Library Function} *[^ ][^ ]* *\([^ ]*\).*/\1/p' \
    $(top_srcdir)/mflib/*.mf -- \
       $(MAKEINFO) $(AM_MAKEINFOFLAGS) $(MAKEINFOFLAGS) -I $(srcdir) -E - \
		$(info_TEXINFOS)

check-exceptions:
	@check-docs.sh exceptions \
     '/dclex e_/s/dclex \(e_[^ ]*\)/\1/p' \
     's/@cindex \(e_[^,]*\), exception type/\1/p'	\
     $(top_srcdir)/mflib/status.mf -- \
       $(MAKEINFO) $(AM_MAKEINFOFLAGS) $(MAKEINFOFLAGS) -I $(srcdir) -E - \
		$(info_TEXINFOS) 

check-pragmas:
	@check-docs.sh pragmas \
     '/MF_PRAGMA(/s/MF_PRAGMA(\(.[^,]*\),.*/\1/p;/install_pragma/s/install_pragma("\(.*\)".*/\1/p' \
     's/@subsection Pragma \(.*\)/\1/p' \
     $(top_srcdir)/src/builtin/*.bi $(top_srcdir)/src/gram.y -- \
       $(MAKEINFO) $(AM_MAKEINFOFLAGS) $(MAKEINFOFLAGS) -I $(srcdir) -E - \
		$(info_TEXINFOS) 

check-refs:
	@for file in $(info_TEXINFOS) $(mailfromd_TEXINFOS); \
	do \
	  sed -e = $$file | \
           sed -n 'N;/@FIXME-.*ref/{s/\(^[0-9][0-9]*\).*@FIXME-.*ref{\([^}]*\)}.*/'$$file':\1: \2/gp}'; \
	done > $@-t; \
	if [ -s $@-t ]; then \
	  echo "Unresolved cross-references:"; \
	  cat $@-t;\
	  rm $@-t; \
	else \
	  rm -f $@-t; \
	fi

check-fixmes:
	@for file in $(info_TEXINFOS) $(mailfromd_TEXINFOS); \
	do \
	  sed -e = $$file | \
           sed -n 'N;/@FIXME{/{s/\(^[0-9][0-9]*\).*@FIXME{\([^}]*\).*/'$$file':\1: \2/gp}'; \
	done > $@-t; \
	if [ -s $@-t ]; then \
	  echo "Unresolved FIXMEs:"; \
	  cat $@-t; \
	  rm $@-t; \
	  false; \
	else \
          rm -f $@-t; \
	fi

check-writeme:
	@grep -Hn @WRITEME $(info_TEXINFOS) $(mailfromd_TEXINFOS) > $@-t; \
	if [ -s $@-t ]; then \
	  echo "Empty nodes:"; \
	  cat $@-t; \
	  rm $@-t; \
	  false;\
	else \
          rm $@-t; \
	fi

check-unrevised:
	@grep -Hn @UNREVISED $(info_TEXINFOS) $(mailfromd_TEXINFOS) > $@-t; \
	if [ -s $@-t ]; then \
	  echo "Unrevised nodes:"; \
	  cat $@-t; \
	  rm $@-t; \
	  false;\
	else \
          rm $@-t; \
	fi

all-check-docs: check-format check-options check-pragmas \
                check-config check-sub-config check-runtime-config \
                check-builtins check-mflib check-exceptions \
                check-refs check-fixmes check-writeme check-unrevised

check-docs: 
	@$(MAKE) -k all-check-docs

#

master-menu:
	$(AM_V_GEN)emacs -batch -l mastermenu.el -f make-master-menu $(info_TEXINFOS)

untabify:
	@emacs -batch -l untabify.el $(info_TEXINFOS) $(mailfromd_TEXINFOS)

final: untabify master-menu

# The rendering level is one of PUBLISH, DISTRIB or PROOF.
# Just call `make RENDITION=PROOF [target]' if you want PROOF rendition.

MAKEINFOFLAGS=-D$(RENDITION)

GENDOCS=gendocs.sh 

TEXI2DVI=texi2dvi -t '@set $(RENDITION)' -E

# Make sure you set TEXINPUTS.
# TEXINPUTS=/usr/share/texmf/pdftex/plain/misc/ is ok for most distributions
.PHONY: manual
manual:
	TEXINPUTS=$(srcdir):$(top_srcdir)/build-aux:$(TEXINPUTS) \
	 MAKEINFO="$(MAKEINFO) $(MAKEINFOFLAGS)" \
	 TEXI2DVI="$(TEXI2DVI) -t @finalout" \
	 $(GENDOCS) --texi2html $(PACKAGE) '$(PACKAGE_NAME) manual'

manual.tar.bz2: manual
	tar cfj manual.tar.bz2 manual

man-tar: manual.tar.bz2