# This file is part of Mailfromd.
# Copyright (C) 2005-2018 Sergey Poznyakoff
#
# This program 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.
#
# This program 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/>.

if PMULT_COND
  PMULT_DIR = pmult
endif

SUBDIRS = \
 .\
 mflib\
 lib\
 gacopyz\
 src\
 mtasim\
 $(PMULT_DIR)\
 elisp\
 po\
 etc\
 imprimatur\
 doc\
 tests

noinst_HEADERS = global.h
noinst_DATA = global.texi
BUILT_SOURCES = global.h global.texi
EXTRA_DIST = global.h global.texi global.def global.awk git-describe

SUFFIXES = .def .h .texi

.def.h:
	$(AM_V_GEN)$(AWK) -f $(top_srcdir)/global.awk -v format=C $< > $@

.def.texi:
	$(AM_V_GEN)$(AWK) -f $(top_srcdir)/global.awk -v format=texinfo $< > $@

ACLOCAL_AMFLAGS = -I m4 -I am -I imprimatur
distuninstallcheck_listfiles = find . -type f -not -name 'mailfromd.mf' -print

.PHONY: git-describe
git-describe:
	$(AM_V_GEN)if test -d .git; then \
		dirty=`git diff-index --name-only HEAD 2>/dev/null` || dirty=;\
		test -n "$$dirty" && dirty="-dirty"; \
		descr=`git describe`; \
		echo $${descr}$$dirty > git-describe; \
	fi

dist-hook: ChangeLog git-describe
	@PATCHLEV=`echo "$(PACKAGE_VERSION)" | \
                   sed -r "s/[0-9]+\.[0-9]+\.?//"`; \
	if test $${PATCHLEV:-0} -lt 50; then \
		if grep -q FIXME NEWS; then \
			echo >&2 "NEWS file contains FIXMEs"; \
			exit 1; \
		fi; \
	fi

alpha:
	$(MAKE) dist distdir=$(PACKAGE)-$(VERSION)-`date +"%Y%m%d"`

alphacheck:
	$(MAKE) distcheck distdir=$(PACKAGE)-$(VERSION)-`date +"%Y%m%d"`

# Define the following variables in order to use the ChangeLog rule below:
#  prev_change_log  [optional]  Name of the previous ChangeLog file.
#  gen_start_date   [optional]  Start ChangeLog from this date. 
gen_start_date = 2009-03-13
prev_change_log = ChangeLog.svn

.PHONY: ChangeLog
ChangeLog: 
	$(AM_V_GEN)if test -d .git; then                                     \
          git log --pretty='format:%ct  %an  <%ae>%n%n%s%n%n%b%n' |          \
	    awk -f $(top_srcdir)/git2chg.awk                                 \
              -vsince=\"$(gen_start_date)\" -vappend=\"$(prev_change_log)\"  \
              > ChangeLog.tmp;                                               \
	  echo "Local Variables:" >> ChangeLog.tmp;                          \
	  echo "mode: change-log" >> ChangeLog.tmp;                          \
	  echo "version-control: never"  >> ChangeLog.tmp;                   \
	  echo "buffer-read-only: t" >> ChangeLog.tmp;                       \
	  echo "End:" >> ChangeLog.tmp;                                      \
          cmp ChangeLog ChangeLog.tmp > /dev/null 2>&1 ||                    \
            mv ChangeLog.tmp ChangeLog;                                      \
          rm -f ChangeLog.tmp;                                               \
	fi