# Copyright (C) 2015, 2016  Luke Shumaker
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as published by
# the Free Software Foundation, either version 3 of the License, 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 Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.

ifneq ($(sort $(wildcard $(addprefix $(srcdir)/,$(devtools-files)))),$(sort $(addprefix $(srcdir)/,$(devtools-files))))
ifeq ($(wildcard $(devtoolsdir)/),)
$(error config.mk:devtoolsdir points to a non-existant directory: $(devtoolsdir))
endif
endif

am_src_files += $(libretools-srcs)
am_gen_files += .srcfiles.mk $(devtools-files)
am_out_files += $(filter-out $(am_src_files) $(am_gen_files),$(libretools-files)) \
                $(if $(pots),everything.pot)
am_sys_files += $(addprefix $(bindir)/,$(libretools-bins)) \
                $(addprefix $(pkgconfdir)/,$(libretools-confs)) \
                $(addprefix $(pkglibexecdir)/,$(libretools-libexecs) $(libretools-libs)) \
                $(addprefix $(pkgdocdir)/,$(libretools-docs)) \
                $(addprefix $(mandir)/man1/,$(filter %.1,$(libretools-mans))) \
                $(addprefix $(mandir)/man2/,$(filter %.2,$(libretools-mans))) \
                $(addprefix $(mandir)/man3/,$(filter %.3,$(libretools-mans))) \
                $(addprefix $(mandir)/man4/,$(filter %.4,$(libretools-mans))) \
                $(addprefix $(mandir)/man5/,$(filter %.5,$(libretools-mans))) \
                $(addprefix $(mandir)/man6/,$(filter %.6,$(libretools-mans))) \
                $(addprefix $(mandir)/man7/,$(filter %.7,$(libretools-mans))) \
                $(addprefix $(mandir)/man8/,$(filter %.8,$(libretools-mans)))
am_clean_files += *.pot *.ugly *.rej *.orig .tmp*

exec_$(outdir) := $(exec_$(outdir)) $(libretools-bins) $(libretools-libexecs)

_is_executable = $(filter $(exec_$(@D)),$(@F))

$(srcdir)/%.in: $(devtoolsdir)/%.in
	cp -T '$<' '$@'
$(srcdir)/%.in: $(devtoolsdir)/lib/%
	cp -T '$<' '$@'
$(outdir)/%: $(srcdir)/%.in
	@echo 'EDIT < $< > $@'; $(edit) < '$<' | install -T -m$(if $(_is_executable),755,644) /dev/stdin '$@'
$(outdir)/%: $(srcdir)/%.ronn
	ronn --roff $(RONNFLAGS) < '$<' > '$@'
$(outdir)/%.html: $(srcdir)/%.ronn
	ronn --html $(RONNFLAGS) < '$<' > '$@'
$(outdir)/%.pot: $(outdir)/% $(topsrcdir)/src/lib/librexgettext
	$(topsrcdir)/src/lib/librexgettext $(LIBREXGETTEXT_FLAGS) '$<' > '$@'
$(outdir)/%.pot: $(srcdir)/% $(topsrcdir)/src/lib/librexgettext
	$(topsrcdir)/src/lib/librexgettext $(LIBREXGETTEXT_FLAGS) '$<' > '$@'
$(outdir)/everything.pot: $(addprefix $(outdir)/,$(addsuffix .pot,$(pots)))
	cat $^ | $(pofmt) > '$@'

# If we have a .patch file, the flow is:
#     $(devtoolsdir)/%.in -> %.in + %.patch -> %.ugly -> %
_do_patch = $(filter $(patsubst %.patch,%,$(filter %.patch,$(detect-all))),$(patsubst %.in,%,$(devtools-files)))
$(outdir)/%.ugly: $(srcdir)/%.in $(srcdir)/%.patch
	cp -T $< $@
	patch $@ $(<D)/$*.patch
$(sort $(addprefix $(outdir)/,$(_do_patch))): $(outdir)/%: $(outdir)/%.ugly
	@echo 'EDIT < $< > $@'; $(edit) < '$<' | install -T -m$(if $(_is_executable),755,644) /dev/stdin '$@'
	@echo 'INDENT $@'; $(call indent,$@)

$(DESTDIR)$(pkgconfdir)/%   : $(outdir)/%  ; install -T -Dm644 '$<' '$@'
$(DESTDIR)$(pkgdocdir)/%    : $(outdir)/%  ; install -T -Dm644 '$<' '$@'
$(DESTDIR)$(mandir)/man1/%.1: $(outdir)/%.1; install -T -Dm644 '$<' '$@'
$(DESTDIR)$(mandir)/man2/%.2: $(outdir)/%.2; install -T -Dm644 '$<' '$@'
$(DESTDIR)$(mandir)/man3/%.3: $(outdir)/%.3; install -T -Dm644 '$<' '$@'
$(DESTDIR)$(mandir)/man4/%.4: $(outdir)/%.4; install -T -Dm644 '$<' '$@'
$(DESTDIR)$(mandir)/man5/%.5: $(outdir)/%.5; install -T -Dm644 '$<' '$@'
$(DESTDIR)$(mandir)/man6/%.6: $(outdir)/%.6; install -T -Dm644 '$<' '$@'
$(DESTDIR)$(mandir)/man7/%.7: $(outdir)/%.7; install -T -Dm644 '$<' '$@'
$(DESTDIR)$(mandir)/man8/%.8: $(outdir)/%.8; install -T -Dm644 '$<' '$@'
$(DESTDIR)$(pkglibexecdir)/%: $(outdir)/%  ; mkdir -p '$(@D)' && cp -T '$<' '$@'
$(DESTDIR)$(bindir)/%       : $(outdir)/%  ; install -T -Dm755 '$<' '$@'
# Repeat the last two rules again with explicit targets because
# otherwise it would try to do src/xbs->/bin/xbs instead of
# src/xbs/xbs->/bin/xbs
ifneq ($(filter $(notdir $(outdir)),$(libretools-files)),)
$(DESTDIR)$(pkglibexecdir)/$(notdir $(outdir)): $(DESTDIR)$(pkglibexecdir)/%: $(outdir)/%  ; mkdir -p '$(@D)' && cp -T '$<' '$@'
$(DESTDIR)$(bindir)/$(notdir        $(outdir)): $(DESTDIR)$(bindir)/%       : $(outdir)/%  ; install -T -Dm755 '$<' '$@'
endif