# Copyright © 2019-2020 Nick Bowler
#
# Based on original work Copyright © 1999-2013 Jiri (George) Lebl.
#
# License GPLv2+: GNU General Public License version 2 or any later version.
# This is free software: you are free to change and redistribute it.
# There is NO WARRANTY, to the extent permitted by law.

ACLOCAL_AMFLAGS = -I m4 -I common/m4

AM_CPPFLAGS = -I$(top_builddir)/src -I$(top_srcdir)/src \
              -I$(builddir) -I$(srcdir) -DPKGDATADIR=\"$(pkgdatadir)\"
AM_CFLAGS = $(LIBGLIB_CFLAGS)
AM_YFLAGS = -d -t

bin_PROGRAMS = gob2

EXTRA_DIST = COPYING.GPL3 COPYING.generated-code \
             examples/GNOME_Foo_SomeInterface.idl examples/README \
             examples/foo-some-interface.gob examples/gtk-button-count.gob \
             examples/my-glade-main.c examples/my-glade.glade \
             examples/my-glade.gob gob2.spec src/generate_treefuncs.pl \
             src/treefuncs.def src/treefuncs.stamp t/str.gob t/test-fooable.c \
             t/test-fooable.h t/test.gob

CLEANFILES =
DISTCLEANFILES =
MAINTAINERCLEANFILES = src/treefuncs.c src/treefuncs.h src/treefuncs.stamp

EXTRA_PROGRAMS = parser-rdeps
parser_rdeps_SOURCES = src/main.c src/lexer.l
$(parser_rdeps_OBJECTS): src/parse.h

noinst_HEADERS = src/main.h src/treefuncs.h src/out.h src/util.h src/checks.h

gob2_SOURCES = src/main.c src/main.h src/treefuncs.c src/out.c src/util.c \
               src/checks.c src/parse.y src/lexer.l
gob2_LDADD = $(LIBGLIB_LIBS) @LEXLIB@
$(gob2_OBJECTS): src/treefuncs.h

man_MANS = doc/gob2.1
EXTRA_DIST += doc/makehtml.pl

PERL_ERROR = @:; { \
	  printf '%s: ERROR: perl was not available at configure time.\n' "$@"; \
	  printf '%s: If perl is installed but was not detected by configure,\n' "$@"; \
	  printf '%s: consider setting PERL and re-running configure.\n' "$@"; \
	} 1>&2; false

src/treefuncs.stamp: src/generate_treefuncs.pl src/treefuncs.def
if !HAVE_PERL
	$(PERL_ERROR)
endif
	$(AM_V_at) $(MKDIR_P) $(@D)
	$(AM_V_GEN) (cd $(@D) && \
	  $(PERL) $(abs_srcdir)/src/generate_treefuncs.pl \
	          $(abs_srcdir)/src/treefuncs.def; )
	$(AM_V_at) touch $@

.stamp.c:
	@test -f $@ || { rm -f $<; $(MAKE) $(AM_MAKEFLAGS) $<; }
.stamp.h:
	@test -f $@ || { rm -f $<; $(MAKE) $(AM_MAKEFLAGS) $<; }

html-local: doc/gob2.html
doc/gob2.html: doc/gob2.1
if !HAVE_PERL
	$(PERL_ERROR)
endif
	$(AM_V_GEN) $(PERL) $(top_srcdir)/doc/makehtml.pl <doc/gob2.1 >$@.tmp
	$(AM_V_at) mv -f $@.tmp $@
CLEANFILES += doc/gob2.html

install-html-local: install-gob2-html
install-gob2-html: doc/gob2.html
	$(MKDIR_P) "$(DESTDIR)$(docdir)"
	$(INSTALL_DATA) doc/gob2.html "$(DESTDIR)$(docdir)/gob2.html"
.PHONY: install-gob2-html

uninstall-local: uninstall-gob2-html
uninstall-gob2-html:
	test ! -d "$(DESTDIR)$(docdir)" || \
	  cd "$(DESTDIR)$(docdir)" && rm -f gob2.html
.PHONY: uninstall-gob2-html

m4dir = $(datadir)/aclocal
m4_DATA = gob2.m4

gob2.m4: $(top_srcdir)/common/m4/gob2.m4
	$(AM_V_GEN) $(SED) 's/DX_PROG_GOB2/GOB2_CHECK/g' \
	  $(top_srcdir)/common/m4/gob2.m4 >$@.tmp
	$(AM_V_at) mv -f $@.tmp $@
DISTCLEANFILES += gob2.m4
EXTRA_DIST += common/m4/gob2.m4

git_changelog_start = 2cd951c678998b2b0230c8eb25717ecf0f1dd2db
dist-hook: generate-changelog
generate-changelog:
	-: "$${GIT_DIR=$(top_srcdir)/.git}"; \
	  test -d "$$GIT_DIR" || exit 0; { \
	    $(PERL) -x $(top_srcdir)/build-aux/gitlog-to-changelog -- \
	      $(git_changelog_start).. && \
	    echo && \
	    git show $(git_changelog_start):ChangeLog; \
	  } >$(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 ":", $$0; exit 1 }' \
	    $(distdir)/ChangeLog || { \
	      echo 'ERROR: *** Packaged ChangeLog was not properly generated from git log.'; \
	      echo '       *** The source version was used instead, but this appears to'; \
	      echo '       *** be the stub from a git checkout.  The "git" and "perl"'; \
	      echo '       *** programs are required for ChangeLog generation to work.'; \
	      $(TEST_DISTRIBUTION_OR_ERROR); } >&2
	$(GENERIC_V) : 'CHECK   ' NEWS; \
	  $(AWK) -F: 'NR == 1 && $$1 != "$(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

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