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# Makefile for 6.945
# Copyright (C) 2013 Benjamin Barenblat <bbaren@mit.edu>
#
# This file is a part of 6.947.
#
# 6.947 is 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.
#
# 6.947 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 6.947. If not, see <http://www.gnu.org/licenses/>.
# This Makefile is intended to build a CGI executable for use on the MIT SIPB's
# Scripts service. Attempting to build elsewhere will require modifications.
################################ Configuration ################################
UR = urweb
URFLAGS = -protocol cgi -static
PROJECT = site
PROJECTFLAGS =
################################### Utility ###################################
# Verbosity controls
ifeq ($(V),1)
at =
ech = @true
else
ech = @echo
at = @
endif
project_structures = $(addsuffix .ur, \
$(shell if grep --silent '^$$' $(1).urp; \
then sed '1,/^$$/d' $(1).urp; \
else cat $(1).urp; fi))
project_signatures = $(addsuffix .urs, \
$(shell if grep --silent '^$$' $(1).urp; \
then sed '1,/^$$/d' $(1).urp; \
else cat $(1).urp; fi))
project_deps = $(call project_signatures,$(1)) $(call project_structures,$(1))
################################### Targets ###################################
all: $(PROJECT).exe
$(PROJECT).exe: $(PROJECT).urp $(call project_deps,$(PROJECT))
$(ech) " URWEB $@"
$(at)$(UR) $(URFLAGS) $(PROJECT)
clean:
$(ech) " RM $(PROJECT).exe"
$(at)$(RM) $(PROJECT).exe
serve: $(PROJECT).exe
$(ech) " EXEC $(PROJECT).exe"
$(at)./$(PROJECT).exe $(PROJECTFLAGS)
# Normally, we'd use inotify for this, but AFS doesn't like inotify, so we get
# to use this nasty hack.
cont: continual
continual: $(PROJECT).exe
@while true; do \
sums=$$(sha256sum $(PROJECT).urp $(call project_deps,$(PROJECT))); \
$(MAKE) --no-print-directory all V=$(V); \
newsums=$$(sha256sum $(PROJECT).urp $(call project_deps,$(PROJECT))); \
while [ "$$sums" = "$$newsums" ]; do \
sleep 1; \
newsums=$$(sha256sum $(PROJECT).urp $(call project_deps,$(PROJECT))); \
done; \
done
.PHONY: all clean cont continual serve
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