# Copyright © 2011-2013, 2019-2024 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

# For Gnulib
MOSTLYCLEANFILES =
EXTRA_LTLIBRARIES =
EXTRA_PROGRAMS =

# Ensure .stamp rules are handled first
SUFFIXES = .stamp

AM_CPPFLAGS = -I$(top_builddir)/src -I$(top_srcdir)/src \
	-I$(top_builddir)/lib -I$(top_srcdir)/lib \
	-I$(DX_BASEDIR)/src -I$(top_builddir)/t \
	-DBISON_LOCALEDIR=\"$(BISON_LOCALEDIR)\" \
	-DLOCALEDIR=\"$(localedir)\"

MAINTAINERCLEANFILES = src/scan.c src/scan.h src/scan.stamp \
                       src/parse.c src/parse.h src/parse.stamp

DISTCLEANFILES =

CLEANFILES = $(EXTRA_LTLIBRARIES) $(EXTRA_LIBRARIES)

EXTRA_DIST = bootstrap $(DX_BASEDIR)/scripts/fix-gnulib.pl m4/gnulib-cache.m4 \
             src/types.lst src/parse.y src/parse.stamp src/scan.l \
             src/scan.stamp COPYING.WTFPL2 README.md INSTALL \
             tests/data/manyspec.gz tests/data/manydecl.gz

dist_man_MANS = doc/cdecl99.1 doc/libcdecl.3

noinst_HEADERS = conf_pre.h conf_post.h common/src/help.h common/src/tap.h \
                 common/src/xtra.h src/cdecl.h src/intconv.h src/parse.h \
                 src/scan.h src/thread-posix.h src/thread-stdc.h \
                 src/thread-w32.h src/version.h t/declgen.h t/test.h

noinst_DATA = $(MOFILES)

nodist_include_HEADERS = src/config/cdecl.h
src/config/cdecl.h: config.h src/cdecl.h $(DX_BASEDIR)/scripts/bake-config.awk
	$(AM_V_GEN) $(AWK) -f $(DX_BASEDIR)/scripts/bake-config.awk \
	  config.h $(srcdir)/src/cdecl.h >$@-t
	$(AM_V_at) mv -f $@-t $@
EXTRA_DIST += $(DX_BASEDIR)/scripts/bake-config.awk
CLEANFILES += src/config/cdecl.h

# Hack to get Automake to emit a dirstamp rule, and use it in src/config/cdecl.h.
src/config/cdecl.h: src/config/$(am__dirstamp)
EXTRA_PROGRAMS += src/config/gl-dirstamp
src_config_gl_dirstamp_SOURCES =

shared_gl_objects = $(gnulib_symfiles:.glsym=.lo)
static_gl_objects = $(gnulib_extra_objects:.lo=.@OBJEXT@)

lib_LTLIBRARIES = libcdecl.la
libcdecl_la_LDFLAGS = -export-symbols-regex '^cdecl_([[:lower:]]|_gl_)' \
                      -no-undefined -version-info 1:0:0
libcdecl_la_SOURCES = src/scan.c src/parse.c src/parse-decl.c src/output.c \
                      src/explain.c src/declare.c src/error.c src/normalize.c \
                      src/keywords.c src/cdecl-internal.h src/errmsg.h
libcdecl_la_LIBADD = $(shared_gl_objects) $(LTLIBINTL) $(LIBTHREAD)
EXTRA_libcdecl_la_DEPENDENCIES = $(shared_gl_objects)
$(libcdecl_la_OBJECTS): $(gnulib_headers)

EXTRA_LIBRARIES = libgnu.a
libgnu_a_SOURCES =
libgnu_a_SHORTNAME = s
libgnu_a_CFLAGS = $(AM_CFLAGS)
libgnu_a_LIBADD = $(static_gl_objects)
EXTRA_libgnu_a_SOURCES = $(libgnu_la_SOURCES) $(EXTRA_libgnu_la_SOURCES)

EXTRA_libgnu_a_DEPENDENCIES = $(static_gl_objects)
dummy $(static_gl_objects): $(gnulib_headers)

bin_PROGRAMS = cdecl99
cdecl99_SOURCES = common/src/help.c src/commands.c src/cdecl99.h src/getline.h
EXTRA_cdecl99_DEPENDENCIES = $(libmain_a_OBJECTS) $(libexec_a_OBJECTS)
cdecl99_LDADD = $(EXTRA_cdecl99_DEPENDENCIES) libcdecl.la libgnu.a \
                $(LTLIBINTL) $(LTLIBREADLINE)
$(cdecl99_OBJECTS): $(gnulib_headers)

if USE_NLS
cdecl99_SOURCES += common/src/copysym.c common/src/copysym.h
endif

EXTRA_LIBRARIES += libexec.a
libexec_a_SOURCES = src/execute.c src/commands.h
$(libexec_a_OBJECTS): $(gnulib_headers)
$(libexec_a_OBJECTS): src/commands.h src/cmdlist.h

EXTRA_LIBRARIES += libmain.a
libmain_a_SOURCES = src/cdecl99.c src/options.h
$(libmain_a_OBJECTS): $(gnulib_headers)
$(libmain_a_OBJECTS): src/options.h

check_PROGRAMS = t/crossparse t/normalize t/randomdecl t/rng-test
check_LIBRARIES = libtest.a
libtest_a_SOURCES = t/testlib.c t/rng.c common/src/help.c common/src/tap.c
$(libtest_a_OBJECTS): $(gnulib_headers)

TEST_LIBS = libtest.a libcdecl.la libgnu.a $(LDEXP_LIBM)

t_randomdecl_SOURCES = t/randomdecl.c t/declgen.c
t_randomdecl_LDADD = $(TEST_LIBS)
$(t_randomdecl_OBJECTS): $(gnulib_headers)

t_crossparse_LDADD = $(TEST_LIBS)
$(t_crossparse_OBJECTS): $(gnulib_headers)

t_normalize_LDADD = src/normalize.lo $(TEST_LIBS)
$(t_normalize_OBJECTS): $(gnulib_headers)

t_rng_test_LDADD = $(TEST_LIBS)
$(t_rng_test_OBJECTS): $(gnulib_headers)
EXTRA_DIST += t/xos256p.c

check_PROGRAMS += t/rendertest
t_rendertest_LDADD = $(TEST_LIBS)
$(t_rendertest_OBJECTS): $(gnulib_headers)

check_PROGRAMS += t/scantest
t_scantest_LDADD = src/scan.lo src/parse.lo src/keywords.lo $(TEST_LIBS)
$(t_scantest_OBJECTS): $(gnulib_headers) src/scan.h src/parse.h

EXTRA_LTLIBRARIES += t/liberrtest.la
t_liberrtest_la_SOURCES = src/error.c t/errmemwrap.c
t_liberrtest_la_CPPFLAGS = $(AM_CPPFLAGS) -DTEST_MALLOC_HOOK
t_liberrtest_la_LDFLAGS  = -no-undefined -avoid-version \
                            -bindir '$(bindir)' -rpath '$(libdir)'
EXTRA_t_liberrtest_la_DEPENDENCIES = $(shared_gl_objects)
t_liberrtest_la_LIBADD = src/output.lo $(EXTRA_t_liberrtest_la_DEPENDENCIES) \
                         $(LTLIBINTL) $(LIBTHREAD)
t_liberrtest_la_SHORTNAME = t
$(t_liberrtest_la_OBJECTS): $(gnulib_headers)

check_PROGRAMS += t/errthread
t_errthread_LDADD = t/liberrtest.la libtest.a $(LIBMULTITHREAD)
$(t_errthread_OBJECTS): $(gnulib_headers) src/errmsg.h

src/error.lo: src/errmsg.h
src/keywords.lo: src/parse.h
src/output.lo: src/parse.h src/specstr.h
src/parse-decl.lo: src/scan.h src/parse.h src/typemap.h src/errmsg.h
src/parse.lo: src/scan.h src/errmsg.h
src/scan.lo: src/parse.h src/errmsg.h
t/declgen.$(OBJEXT): t/typegen.h
t/cdeclerr.$(OBJEXT): src/errmsg.h

check_PROGRAMS += t/cdeclerr
t_cdeclerr_SOURCES = t/cdeclerr.c
EXTRA_t_cdeclerr_DEPENDENCIES = src/error.lo src/output.lo $(shared_gl_objects)
t_cdeclerr_LDADD = $(EXTRA_t_cdeclerr_DEPENDENCIES) \
                   libtest.a $(LTLIBINTL) $(LIBTHREAD)
$(t_cdeclerr_OBJECTS): $(gnulib_headers)

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

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

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

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

# These are required to prevent the builtin lex/yacc rules from
# superseding ours...
src/scan.c src/scan.h: src/scan.stamp
src/parse.c src/parse.h: src/parse.stamp

# The flex/bison rules refrain from updating unchanged headers for the
# convenience of developers, but the headers must be distributed with
# up-to-date timestamps, otherwise make will try to update them in a fresh
# VPATH build.
dist-hook: update-headers
update-headers: unfuck-distdir
	touch -c '$(distdir)/src/scan.h'
	touch -c '$(distdir)/src/parse.h'
.PHONY: update-headers

# 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)

STRFILES = src/commands.str src/errmsg.str
.str.h:
	$(AM_V_GEN) $(AWK) -f $(DX_BASEDIR)/scripts/gen-strtab.awk $< >$@.tmp
	$(AM_V_at) mv -f $@.tmp $@
$(STRFILES:.str=.h): $(DX_BASEDIR)/scripts/gen-strtab.awk
MAINTAINERCLEANFILES += $(STRFILES:.str=.h)
EXTRA_DIST += $(DX_BASEDIR)/scripts/gen-strtab.awk $(STRFILES)

src/cmdlist.h: src/gen-cmdlist.awk src/execute.c
	$(AM_V_GEN) if test -f '$(builddir)/src/execute.c'; \
	  then f='$(builddir)/src/execute.c'; \
	  else f='$(srcdir)/src/execute.c'; \
	  fi; $(AWK) -f $(srcdir)/src/gen-cmdlist.awk "$$f" >$@.tmp
	$(AM_V_at) mv -f $@.tmp $@
DISTCLEANFILES += src/cmdlist.h
EXTRA_DIST += src/gen-cmdlist.awk

src/specstr.h: src/gen-specstr.awk src/cdecl.h
	$(AM_V_GEN) $(AWK) -f $(srcdir)/src/gen-specstr.awk \
	                      $(srcdir)/src/cdecl.h >$@.tmp
	$(AM_V_at) mv -f $@.tmp $@
DISTCLEANFILES += src/specstr.h
EXTRA_DIST += src/gen-specstr.awk

src/typemap.h: src/gen-typemap.awk src/types.lst
	$(AM_V_GEN) $(AWK) -f $(srcdir)/src/gen-typemap.awk \
	                      $(srcdir)/src/types.lst >$@.tmp
	$(AM_V_at) mv -f $@.tmp $@
DISTCLEANFILES += src/typemap.h
EXTRA_DIST += src/gen-typemap.awk

t/typegen.h: t/gen-typegen.awk src/types.lst
	$(AM_V_GEN) $(AWK) -f $(srcdir)/t/gen-typegen.awk \
	                      $(srcdir)/src/types.lst >$@.tmp
	$(AM_V_at) mv -f $@.tmp $@
DISTCLEANFILES += t/typegen.h
EXTRA_DIST += t/gen-typegen.awk

# Supporting rules for bison/flex.

BISON_V   = $(BISON_V_@AM_V@)
BISON_V_  = $(BISON_V_@AM_DEFAULT_V@)
BISON_V_0 = @printf '  %$(DX_ALIGN_V)s %s\n' 'BISON   ' $<;

FLEX_V   = $(FLEX_V_@AM_V@)
FLEX_V_  = $(FLEX_V_@AM_DEFAULT_V@)
FLEX_V_0 = @printf '  %$(DX_ALIGN_V)s %s\n' 'FLEX    ' $<;

DEV_TOOL_ERROR = { \
  echo "ERROR: *** $$tool is missing on your system."; \
  echo "       *** Because of this, I cannot compile $$toolsrc, but"; \
  echo "       *** (perhaps because you modified it) the sources appear out"; \
  echo "       *** of date.  If $$tool is installed but was not detected by"; \
  echo "       *** configure, consired setting $$toolvar and re-running configure."; \
  echo "       *** See config.log for more details."; } >&2; false

DO_BISON = $(BISON) $(BISON_COMPAT) $(BISONFLAGS)

.y.c: ;
.y.stamp:
if !HAVE_BISON
	$(BISON_V)tool=bison toolvar=BISON toolsrc=$<; $(DEV_TOOL_ERROR)
endif
	$(BISON_V) : >$@.tmp
	$(AM_V_at) $(DO_BISON) -o $*.c.tmp --defines=$*.h.tmp $<
	$(AM_V_at) $(AWK) -f $(srcdir)/src/fix-yytname.awk $*.c.tmp >$*.c.t2
	$(AM_V_at) mv -f $*.c.t2 $*.c
	$(AM_V_at) cmp $*.h.tmp $*.h >/dev/null 2>&1 || mv -f $*.h.tmp $*.h
	$(AM_V_at) rm -f $*.c.tmp $*.h.tmp
	$(AM_V_at) mv -f $@.tmp $@
src/parse.stamp: $(srcdir)/src/fix-yytname.awk
EXTRA_DIST += src/fix-yytname.awk

.l.c: ;
.l.stamp:
if !HAVE_FLEX
	$(FLEX_V)tool=flex toolvar=FLEX toolsrc=$<; $(DEV_TOOL_ERROR)
endif
	$(AM_V_at) touch $@.tmp
	$(FLEX_V) $(FLEX) -o $*.c --header-file=$*.h.tmp $(FLEXFLAGS) $<
	$(AM_V_at) if cmp $*.h.tmp $*.h >/dev/null 2>&1; then \
		rm -f $*.h.tmp; \
	else \
		mv -f $*.h.tmp $*.h; \
	fi
	$(AM_V_at) mv -f $@.tmp $@

.stamp.c:
	@if test -f $@; then :; else \
		rm -f $<; \
		$(MAKE) $(AM_MAKEFLAGS) $<; \
	fi

.stamp.h:
	@if test -f $@; then :; else \
		rm -f $<; \
		$(MAKE) $(AM_MAKEFLAGS) $<; \
	fi

GPERF     = gperf
V_GPERF   = $(V_GPERF_@AM_V@)
V_GPERF_  = $(V_GPERF_@AM_DEFAULT_V@)
V_GPERF_0 = @printf '  %$(DX_ALIGN_V)s %s\n' 'GPERF   ' $@;

GPERFFILES = src/execute.gperf src/keywords.gperf
.gperf.c:
	$(V_GPERF) $(GPERF) $< >$@.tmp
	$(AM_V_at) $(AWK) -f $(srcdir)/src/gperf-wordwrap.awk $@.tmp >$@.t2
	$(AM_V_at) mv $@.t2 $@
	$(AM_V_at) rm -f $@.tmp
MAINTAINERCLEANFILES += $(GPERFFILES:.gperf=.c)
EXTRA_DIST += $(GPERFFILES) src/gperf-wordwrap.awk
$(GPERFFILES:.gperf=.c): $(srcdir)/src/gperf-wordwrap.awk

atlocal: config.status
	$(AM_V_GEN) $(AWK) </dev/null >$@.tmp \
	  'BEGIN{ for (i = 1; i < ARGC; i++) print ": \"$${" ARGV[i] "}\""; }' \
	  'AWK=$(AWK)' 'EXEEXT=$(EXEEXT)' 'check_PROGRAMS=$(check_PROGRAMS)' \
	  'host_os=$(host_os)'
	$(AM_V_at) mv -f $@.tmp $@
check_DATA = atlocal
CLEANFILES += atlocal

# Note: to reliably test linking against the installed library we directly
# refer to the just-installed .la file, rather than more typical library flags
# (-Lfoo -lfoo).  Otherwise libtool can pick up libcdecl.la from the current
# working directory which defeats the point of an install check.
EXTRA_PROGRAMS += t/installcheck
t_installcheck_CPPFLAGS = -I$(DESTDIR)$(includedir)
t_installcheck_LDADD = $(DESTDIR)$(libdir)/libcdecl.la
t_installcheck_CFLAGS =
t_installcheck_SHORTNAME = x

installcheck-local:
	rm -f t/installcheck$(EXEEXT) $(t_installcheck_OBJECTS)
	$(MAKE) $(AM_MAKEFLAGS) t/installcheck$(EXEEXT)
	t/installcheck$(EXEEXT) | diff - $(srcdir)/t/installcheck.exp
.PHONY: installcheck-local
EXTRA_DIST += t/installcheck.c t/installcheck.exp
CLEANFILES += t/installcheck$(EXEEXT)

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