# Copyright © 2018, 2021, 2023 Nick Bowler
#
# License WTFPL2: Do What The Fuck You Want To Public License, version 2.
# This is free software: you are free to do what the fuck you want to.
# There is NO WARRANTY, to the extent permitted by law.

ACLOCAL_AMFLAGS = -I m4 -I common/m4

CLEANFILES = $(EXTRA_LIBRARIES)
DISTCLEANFILES =
MOSTLYCLEANFILES =
MAINTAINERCLEANFILES =
EXTRA_LIBRARIES =
EXTRA_DIST = bootstrap common/scripts/fix-gnulib.pl m4/gnulib-cache.m4 \
             INSTALL README.md

AM_CPPFLAGS = -I$(top_builddir)/lib -I$(top_srcdir)/lib \
              -I$(DX_BASEDIR)/src -DLOCALEDIR=\"$(localedir)\"
AM_CFLAGS = $(LIBGERBV_CFLAGS) $(CNEARTREE_CFLAGS)

bin_PROGRAMS = slotifier

noinst_HEADERS = common/src/help.h common/src/xtra.h
slotifier_SOURCES = src/options.h common/src/help.c
EXTRA_slotifier_DEPENDENCIES = $(libslotifiermain_a_OBJECTS)
slotifier_LDADD = $(EXTRA_slotifier_DEPENDENCIES) \
                  $(LIBGERBV_LIBS) $(CNEARTREE_LIBS) libgnu.a \
                  $(LTLIBINTL) $(HYPOT_LIBM)
$(slotifier_OBJECTS): $(gnulib_headers)

if USE_NLS
slotifier_SOURCES += common/src/copysym.c common/src/copysym.h
endif

EXTRA_LIBRARIES += libslotifiermain.a
libslotifiermain_a_SOURCES = src/slotifier.c
$(libslotifiermain_a_OBJECTS): $(gnulib_headers) src/options.h

dist_man_MANS = doc/slotifier.1

# When running "make dist" in a VPATH build with a read-only srcdir, Automake
# will produce a distribution with all files read-only.  Moreover, the files
# are read-only in distdir when the dist hooks are run.  This hook will
# manually fix up the permissions.  All dist hooks that modify files in distdir
# should list unfuck-distdir as a prerequisite.
dist-hook: unfuck-distdir
unfuck-distdir:
	find '$(distdir)' -type f -exec chmod u+w {} +
.PHONY: unfuck-distdir

GITLOG_FLAGS = --format='%s%n%n%b%n'

dist-hook: generate-changelog
generate-changelog: unfuck-distdir
	-: "$${GIT_DIR=$(top_srcdir)/.git}"; \
	  export GIT_DIR; test -d "$$GIT_DIR" || exit 0; \
	  $(top_srcdir)/gitlog-to-changelog $(GITLOG_FLAGS) \
	    >'$(distdir)/ChangeLog.gen' && \
	  mv -f '$(distdir)/ChangeLog.gen' '$(distdir)/ChangeLog'
	rm -f '$(distdir)/ChangeLog.gen'
.PHONY: generate-changelog

GENERIC_V   = $(GENERIC_V_@AM_V@)
GENERIC_V_  = $(GENERIC_V_@AM_DEFAULT_V@)
GENERIC_V_0 = @printf '%2.0s%$(DX_ALIGN_V)s %s\n'

TEST_DISTRIBUTION = false
TEST_DISTRIBUTION_OR_ERROR = if $(TEST_DISTRIBUTION); \
  then echo 'Proceeding anyway...'; \
  else echo 'Run $(MAKE) TEST_DISTRIBUTION=true to ignore this failure.'; \
       false; \
  fi

distcheck-hook:
	$(GENERIC_V) : 'CHECK   ' ChangeLog; \
	  $(AWK) '/^Stub/ { print FILENAME ":" NR ":", $$0; exit 1 }' \
	    $(distdir)/ChangeLog || { \
	      echo 'ERROR: *** Packaged ChangeLog was not properly generated from git log.'; \
	      echo '       *** The source version was used instead, but this appears to'; \
	      echo '       *** be the stub from a git checkout.  The "git" and "perl"'; \
	      echo '       *** programs are required for ChangeLog generation to work.'; \
	      $(TEST_DISTRIBUTION_OR_ERROR); } >&2
	$(GENERIC_V) : 'CHECK   ' NEWS; \
	  $(AWK) 'NR == 1 && $$NF != "$(PACKAGE_VERSION):" \
	    { print FILENAME ":" NR ":", $$0; exit 1}' \
	    $(distdir)/NEWS || { \
	      echo 'ERROR: *** First line of NEWS should match the package version'; \
	      echo '       *** $(PACKAGE_VERSION), but that does not appear to be the case.'; \
	      echo '       *** Remember to update NEWS before preparing a release.'; \
	      $(TEST_DISTRIBUTION_OR_ERROR); } >&2

OPTFILES = src/options.opt
.opt.h:
	$(AM_V_GEN) $(AWK) -f $(DX_BASEDIR)/scripts/gen-options.awk $< >$@.tmp
	$(AM_V_at) mv -f $@.tmp $@
$(OPTFILES:.opt=.h): $(DX_BASEDIR)/scripts/gen-options.awk
MAINTAINERCLEANFILES += $(OPTFILES:.opt=.h)
EXTRA_DIST += $(DX_BASEDIR)/scripts/gen-options.awk $(OPTFILES)

# Supporting rules for gettext.
include $(top_srcdir)/common/snippet/gettext.mk
noinst_DATA = $(MOFILES)

EXTRA_DIST += po/$(PACKAGE).pot
MAINTAINERCLEANFILES += po/$(PACKAGE).pot

XGETTEXT_OPTS = -D $(builddir) -D $(srcdir) --from-code=utf-8 \
                --add-comments=TRANSLATORS: --foreign-user \
                --msgid-bugs-address=$(PACKAGE_BUGREPORT) \
                --package-version=$(PACKAGE_VERSION) \
                --package-name=$(PACKAGE) --keyword=_ \
                --keyword=N_ --keyword=PN_:1c,2

po/$(PACKAGE).pot: $(SOURCES)
	$(AM_V_at)  $(MKDIR_P) $(@D)
	$(AM_V_GEN) $(XGETTEXT) $(XGETTEXT_OPTS) -o $@.tmp $(SOURCES)
	$(AM_V_at)  mv -f $@.tmp $@

include $(top_srcdir)/common/snippet/autotest.mk
include $(top_srcdir)/lib/gnulib.mk